project
stringclasses 2
values | commit_id
stringlengths 40
40
| target
int64 0
1
| func
stringlengths 26
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FFmpeg | 13a099799e89a76eb921ca452e1b04a7a28a9855 | 0 | yuv2mono_2_c_template(SwsContext *c, const uint16_t *buf0,
const uint16_t *buf1, const uint16_t *ubuf0,
const uint16_t *ubuf1, const uint16_t *vbuf0,
const uint16_t *vbuf1, const uint16_t *abuf0,
const uint16_t *abuf1, uint8_t *dest, int dstW,
int yalpha, int uvalpha, int y,
enum PixelFormat target)
{
const uint8_t * const d128 = dither_8x8_220[y & 7];
uint8_t *g = c->table_gU[128] + c->table_gV[128];
int yalpha1 = 4095 - yalpha;
int i;
for (i = 0; i < dstW - 7; i += 8) {
int acc = g[((buf0[i ] * yalpha1 + buf1[i ] * yalpha) >> 19) + d128[0]];
acc += acc + g[((buf0[i + 1] * yalpha1 + buf1[i + 1] * yalpha) >> 19) + d128[1]];
acc += acc + g[((buf0[i + 2] * yalpha1 + buf1[i + 2] * yalpha) >> 19) + d128[2]];
acc += acc + g[((buf0[i + 3] * yalpha1 + buf1[i + 3] * yalpha) >> 19) + d128[3]];
acc += acc + g[((buf0[i + 4] * yalpha1 + buf1[i + 4] * yalpha) >> 19) + d128[4]];
acc += acc + g[((buf0[i + 5] * yalpha1 + buf1[i + 5] * yalpha) >> 19) + d128[5]];
acc += acc + g[((buf0[i + 6] * yalpha1 + buf1[i + 6] * yalpha) >> 19) + d128[6]];
acc += acc + g[((buf0[i + 7] * yalpha1 + buf1[i + 7] * yalpha) >> 19) + d128[7]];
output_pixel(*dest++, acc);
}
}
| 12,475 |
qemu | f9dc175d84802e9a00161bc8d4356b90d6c52125 | 0 | static void acpi_set_cpu_present_bit(AcpiCpuHotplug *g, CPUState *cpu,
Error **errp)
{
CPUClass *k = CPU_GET_CLASS(cpu);
int64_t cpu_id;
cpu_id = k->get_arch_id(cpu);
if ((cpu_id / 8) >= ACPI_GPE_PROC_LEN) {
error_setg(errp, "acpi: invalid cpu id: %" PRIi64, cpu_id);
return;
}
g->sts[cpu_id / 8] |= (1 << (cpu_id % 8));
}
| 12,476 |
qemu | 81bdde9dcdba5bbc358b2c6b8f776a05a751cc72 | 0 | uint32_t HELPER(get_cp15)(CPUARMState *env, uint32_t insn)
{
int op1;
int op2;
int crm;
op1 = (insn >> 21) & 7;
op2 = (insn >> 5) & 7;
crm = insn & 0xf;
switch ((insn >> 16) & 0xf) {
case 0: /* ID codes. */
switch (op1) {
case 0:
switch (crm) {
case 0:
switch (op2) {
case 0: /* Device ID. */
return env->cp15.c0_cpuid;
case 1: /* Cache Type. */
return env->cp15.c0_cachetype;
case 2: /* TCM status. */
return 0;
case 3: /* TLB type register. */
return 0; /* No lockable TLB entries. */
case 5: /* MPIDR */
/* The MPIDR was standardised in v7; prior to
* this it was implemented only in the 11MPCore.
* For all other pre-v7 cores it does not exist.
*/
if (arm_feature(env, ARM_FEATURE_V7) ||
ARM_CPUID(env) == ARM_CPUID_ARM11MPCORE) {
int mpidr = env->cpu_index;
/* We don't support setting cluster ID ([8..11])
* so these bits always RAZ.
*/
if (arm_feature(env, ARM_FEATURE_V7MP)) {
mpidr |= (1 << 31);
/* Cores which are uniprocessor (non-coherent)
* but still implement the MP extensions set
* bit 30. (For instance, A9UP.) However we do
* not currently model any of those cores.
*/
}
return mpidr;
}
/* otherwise fall through to the unimplemented-reg case */
default:
goto bad_reg;
}
case 3: case 4: case 5: case 6: case 7:
return 0;
default:
goto bad_reg;
}
default:
goto bad_reg;
}
case 4: /* Reserved. */
goto bad_reg;
case 11: /* TCM DMA control. */
case 12: /* Reserved. */
goto bad_reg;
}
bad_reg:
/* ??? For debugging only. Should raise illegal instruction exception. */
cpu_abort(env, "Unimplemented cp15 register read (c%d, c%d, {%d, %d})\n",
(insn >> 16) & 0xf, crm, op1, op2);
return 0;
}
| 12,478 |
qemu | b2bedb214469af55179d907a60cd67fed6b0779e | 0 | static void hpet_ram_writel(void *opaque, target_phys_addr_t addr,
uint32_t value)
{
int i;
HPETState *s = opaque;
uint64_t old_val, new_val, val, index;
DPRINTF("qemu: Enter hpet_ram_writel at %" PRIx64 " = %#x\n", addr, value);
index = addr;
old_val = hpet_ram_readl(opaque, addr);
new_val = value;
/*address range of all TN regs*/
if (index >= 0x100 && index <= 0x3ff) {
uint8_t timer_id = (addr - 0x100) / 0x20;
HPETTimer *timer = &s->timer[timer_id];
DPRINTF("qemu: hpet_ram_writel timer_id = %#x \n", timer_id);
if (timer_id > s->num_timers) {
DPRINTF("qemu: timer id out of range\n");
return;
}
switch ((addr - 0x100) % 0x20) {
case HPET_TN_CFG:
DPRINTF("qemu: hpet_ram_writel HPET_TN_CFG\n");
if (activating_bit(old_val, new_val, HPET_TN_FSB_ENABLE)) {
update_irq(timer, 0);
}
val = hpet_fixup_reg(new_val, old_val, HPET_TN_CFG_WRITE_MASK);
timer->config = (timer->config & 0xffffffff00000000ULL) | val;
if (new_val & HPET_TN_32BIT) {
timer->cmp = (uint32_t)timer->cmp;
timer->period = (uint32_t)timer->period;
}
if (activating_bit(old_val, new_val, HPET_TN_ENABLE)) {
hpet_set_timer(timer);
} else if (deactivating_bit(old_val, new_val, HPET_TN_ENABLE)) {
hpet_del_timer(timer);
}
break;
case HPET_TN_CFG + 4: // Interrupt capabilities
DPRINTF("qemu: invalid HPET_TN_CFG+4 write\n");
break;
case HPET_TN_CMP: // comparator register
DPRINTF("qemu: hpet_ram_writel HPET_TN_CMP \n");
if (timer->config & HPET_TN_32BIT) {
new_val = (uint32_t)new_val;
}
if (!timer_is_periodic(timer)
|| (timer->config & HPET_TN_SETVAL)) {
timer->cmp = (timer->cmp & 0xffffffff00000000ULL) | new_val;
}
if (timer_is_periodic(timer)) {
/*
* FIXME: Clamp period to reasonable min value?
* Clamp period to reasonable max value
*/
new_val &= (timer->config & HPET_TN_32BIT ? ~0u : ~0ull) >> 1;
timer->period =
(timer->period & 0xffffffff00000000ULL) | new_val;
}
timer->config &= ~HPET_TN_SETVAL;
if (hpet_enabled(s)) {
hpet_set_timer(timer);
}
break;
case HPET_TN_CMP + 4: // comparator register high order
DPRINTF("qemu: hpet_ram_writel HPET_TN_CMP + 4\n");
if (!timer_is_periodic(timer)
|| (timer->config & HPET_TN_SETVAL)) {
timer->cmp = (timer->cmp & 0xffffffffULL) | new_val << 32;
} else {
/*
* FIXME: Clamp period to reasonable min value?
* Clamp period to reasonable max value
*/
new_val &= (timer->config & HPET_TN_32BIT ? ~0u : ~0ull) >> 1;
timer->period =
(timer->period & 0xffffffffULL) | new_val << 32;
}
timer->config &= ~HPET_TN_SETVAL;
if (hpet_enabled(s)) {
hpet_set_timer(timer);
}
break;
case HPET_TN_ROUTE:
timer->fsb = (timer->fsb & 0xffffffff00000000ULL) | new_val;
break;
case HPET_TN_ROUTE + 4:
timer->fsb = (new_val << 32) | (timer->fsb & 0xffffffff);
break;
default:
DPRINTF("qemu: invalid hpet_ram_writel\n");
break;
}
return;
} else {
switch (index) {
case HPET_ID:
return;
case HPET_CFG:
val = hpet_fixup_reg(new_val, old_val, HPET_CFG_WRITE_MASK);
s->config = (s->config & 0xffffffff00000000ULL) | val;
if (activating_bit(old_val, new_val, HPET_CFG_ENABLE)) {
/* Enable main counter and interrupt generation. */
s->hpet_offset =
ticks_to_ns(s->hpet_counter) - qemu_get_clock_ns(vm_clock);
for (i = 0; i < s->num_timers; i++) {
if ((&s->timer[i])->cmp != ~0ULL) {
hpet_set_timer(&s->timer[i]);
}
}
} else if (deactivating_bit(old_val, new_val, HPET_CFG_ENABLE)) {
/* Halt main counter and disable interrupt generation. */
s->hpet_counter = hpet_get_ticks(s);
for (i = 0; i < s->num_timers; i++) {
hpet_del_timer(&s->timer[i]);
}
}
/* i8254 and RTC are disabled when HPET is in legacy mode */
if (activating_bit(old_val, new_val, HPET_CFG_LEGACY)) {
hpet_pit_disable();
qemu_irq_lower(s->irqs[RTC_ISA_IRQ]);
} else if (deactivating_bit(old_val, new_val, HPET_CFG_LEGACY)) {
hpet_pit_enable();
qemu_set_irq(s->irqs[RTC_ISA_IRQ], s->rtc_irq_level);
}
break;
case HPET_CFG + 4:
DPRINTF("qemu: invalid HPET_CFG+4 write \n");
break;
case HPET_STATUS:
val = new_val & s->isr;
for (i = 0; i < s->num_timers; i++) {
if (val & (1 << i)) {
update_irq(&s->timer[i], 0);
}
}
break;
case HPET_COUNTER:
if (hpet_enabled(s)) {
DPRINTF("qemu: Writing counter while HPET enabled!\n");
}
s->hpet_counter =
(s->hpet_counter & 0xffffffff00000000ULL) | value;
DPRINTF("qemu: HPET counter written. ctr = %#x -> %" PRIx64 "\n",
value, s->hpet_counter);
break;
case HPET_COUNTER + 4:
if (hpet_enabled(s)) {
DPRINTF("qemu: Writing counter while HPET enabled!\n");
}
s->hpet_counter =
(s->hpet_counter & 0xffffffffULL) | (((uint64_t)value) << 32);
DPRINTF("qemu: HPET counter + 4 written. ctr = %#x -> %" PRIx64 "\n",
value, s->hpet_counter);
break;
default:
DPRINTF("qemu: invalid hpet_ram_writel\n");
break;
}
}
}
| 12,479 |
qemu | b92ad3949bc9cacd1652b4e07e7f6003b9e512af | 0 | static void create_pcie(const VirtBoardInfo *vbi, qemu_irq *pic,
bool use_highmem)
{
hwaddr base_mmio = vbi->memmap[VIRT_PCIE_MMIO].base;
hwaddr size_mmio = vbi->memmap[VIRT_PCIE_MMIO].size;
hwaddr base_mmio_high = vbi->memmap[VIRT_PCIE_MMIO_HIGH].base;
hwaddr size_mmio_high = vbi->memmap[VIRT_PCIE_MMIO_HIGH].size;
hwaddr base_pio = vbi->memmap[VIRT_PCIE_PIO].base;
hwaddr size_pio = vbi->memmap[VIRT_PCIE_PIO].size;
hwaddr base_ecam = vbi->memmap[VIRT_PCIE_ECAM].base;
hwaddr size_ecam = vbi->memmap[VIRT_PCIE_ECAM].size;
hwaddr base = base_mmio;
int nr_pcie_buses = size_ecam / PCIE_MMCFG_SIZE_MIN;
int irq = vbi->irqmap[VIRT_PCIE];
MemoryRegion *mmio_alias;
MemoryRegion *mmio_reg;
MemoryRegion *ecam_alias;
MemoryRegion *ecam_reg;
DeviceState *dev;
char *nodename;
int i;
dev = qdev_create(NULL, TYPE_GPEX_HOST);
qdev_init_nofail(dev);
/* Map only the first size_ecam bytes of ECAM space */
ecam_alias = g_new0(MemoryRegion, 1);
ecam_reg = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0);
memory_region_init_alias(ecam_alias, OBJECT(dev), "pcie-ecam",
ecam_reg, 0, size_ecam);
memory_region_add_subregion(get_system_memory(), base_ecam, ecam_alias);
/* Map the MMIO window into system address space so as to expose
* the section of PCI MMIO space which starts at the same base address
* (ie 1:1 mapping for that part of PCI MMIO space visible through
* the window).
*/
mmio_alias = g_new0(MemoryRegion, 1);
mmio_reg = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 1);
memory_region_init_alias(mmio_alias, OBJECT(dev), "pcie-mmio",
mmio_reg, base_mmio, size_mmio);
memory_region_add_subregion(get_system_memory(), base_mmio, mmio_alias);
if (use_highmem) {
/* Map high MMIO space */
MemoryRegion *high_mmio_alias = g_new0(MemoryRegion, 1);
memory_region_init_alias(high_mmio_alias, OBJECT(dev), "pcie-mmio-high",
mmio_reg, base_mmio_high, size_mmio_high);
memory_region_add_subregion(get_system_memory(), base_mmio_high,
high_mmio_alias);
}
/* Map IO port space */
sysbus_mmio_map(SYS_BUS_DEVICE(dev), 2, base_pio);
for (i = 0; i < GPEX_NUM_IRQS; i++) {
sysbus_connect_irq(SYS_BUS_DEVICE(dev), i, pic[irq + i]);
}
nodename = g_strdup_printf("/pcie@%" PRIx64, base);
qemu_fdt_add_subnode(vbi->fdt, nodename);
qemu_fdt_setprop_string(vbi->fdt, nodename,
"compatible", "pci-host-ecam-generic");
qemu_fdt_setprop_string(vbi->fdt, nodename, "device_type", "pci");
qemu_fdt_setprop_cell(vbi->fdt, nodename, "#address-cells", 3);
qemu_fdt_setprop_cell(vbi->fdt, nodename, "#size-cells", 2);
qemu_fdt_setprop_cells(vbi->fdt, nodename, "bus-range", 0,
nr_pcie_buses - 1);
qemu_fdt_setprop_cells(vbi->fdt, nodename, "msi-parent", vbi->v2m_phandle);
qemu_fdt_setprop_sized_cells(vbi->fdt, nodename, "reg",
2, base_ecam, 2, size_ecam);
if (use_highmem) {
qemu_fdt_setprop_sized_cells(vbi->fdt, nodename, "ranges",
1, FDT_PCI_RANGE_IOPORT, 2, 0,
2, base_pio, 2, size_pio,
1, FDT_PCI_RANGE_MMIO, 2, base_mmio,
2, base_mmio, 2, size_mmio,
1, FDT_PCI_RANGE_MMIO_64BIT,
2, base_mmio_high,
2, base_mmio_high, 2, size_mmio_high);
} else {
qemu_fdt_setprop_sized_cells(vbi->fdt, nodename, "ranges",
1, FDT_PCI_RANGE_IOPORT, 2, 0,
2, base_pio, 2, size_pio,
1, FDT_PCI_RANGE_MMIO, 2, base_mmio,
2, base_mmio, 2, size_mmio);
}
qemu_fdt_setprop_cell(vbi->fdt, nodename, "#interrupt-cells", 1);
create_pcie_irq_map(vbi, vbi->gic_phandle, irq, nodename);
g_free(nodename);
}
| 12,480 |
qemu | b854bc196f5c4b4e3299c0b0ee63cf828ece9e77 | 0 | int omap_validate_emifs_addr(struct omap_mpu_state_s *s,
target_phys_addr_t addr)
{
return addr >= OMAP_EMIFS_BASE && addr < OMAP_EMIFF_BASE;
}
| 12,481 |
qemu | 91cda45b69e45a089f9989979a65db3f710c9925 | 0 | static int ppc_hash64_get_physical_address(CPUPPCState *env,
struct mmu_ctx_hash64 *ctx,
target_ulong eaddr, int rw,
int access_type)
{
bool real_mode = (access_type == ACCESS_CODE && msr_ir == 0)
|| (access_type != ACCESS_CODE && msr_dr == 0);
if (real_mode) {
ctx->raddr = eaddr & 0x0FFFFFFFFFFFFFFFULL;
ctx->prot = PAGE_READ | PAGE_EXEC | PAGE_WRITE;
return 0;
} else {
return get_segment64(env, ctx, eaddr, rw, access_type);
}
}
| 12,482 |
qemu | cea5f9a28faa528b6b1b117c9ab2d8828f473fef | 0 | void cpu_resume_from_signal(CPUState *env1, void *puc)
{
env = env1;
/* XXX: restore cpu registers saved in host registers */
env->exception_index = -1;
longjmp(env->jmp_env, 1);
}
| 12,483 |
qemu | 57407ea44cc0a3d630b9b89a2be011f1955ce5c1 | 0 | static void minimac2_cleanup(NetClientState *nc)
{
MilkymistMinimac2State *s = qemu_get_nic_opaque(nc);
s->nic = NULL;
}
| 12,484 |
FFmpeg | 76d4c62734fbb8a9f497712812f30ff5c27e787f | 0 | static int webp_decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
AVPacket *avpkt)
{
AVFrame * const p = data;
WebPContext *s = avctx->priv_data;
GetByteContext gb;
int ret;
uint32_t chunk_type, chunk_size;
int vp8x_flags = 0;
s->avctx = avctx;
s->width = 0;
s->height = 0;
*got_frame = 0;
s->has_alpha = 0;
bytestream2_init(&gb, avpkt->data, avpkt->size);
if (bytestream2_get_bytes_left(&gb) < 12)
return AVERROR_INVALIDDATA;
if (bytestream2_get_le32(&gb) != MKTAG('R', 'I', 'F', 'F')) {
av_log(avctx, AV_LOG_ERROR, "missing RIFF tag\n");
return AVERROR_INVALIDDATA;
}
chunk_size = bytestream2_get_le32(&gb);
if (bytestream2_get_bytes_left(&gb) < chunk_size)
return AVERROR_INVALIDDATA;
if (bytestream2_get_le32(&gb) != MKTAG('W', 'E', 'B', 'P')) {
av_log(avctx, AV_LOG_ERROR, "missing WEBP tag\n");
return AVERROR_INVALIDDATA;
}
while (bytestream2_get_bytes_left(&gb) > 0) {
char chunk_str[5] = { 0 };
chunk_type = bytestream2_get_le32(&gb);
chunk_size = bytestream2_get_le32(&gb);
if (chunk_size == UINT32_MAX)
return AVERROR_INVALIDDATA;
chunk_size += chunk_size & 1;
if (bytestream2_get_bytes_left(&gb) < chunk_size)
return AVERROR_INVALIDDATA;
switch (chunk_type) {
case MKTAG('V', 'P', '8', ' '):
if (!*got_frame) {
ret = vp8_lossy_decode_frame(avctx, p, got_frame,
avpkt->data + bytestream2_tell(&gb),
chunk_size);
if (ret < 0)
return ret;
}
bytestream2_skip(&gb, chunk_size);
break;
case MKTAG('V', 'P', '8', 'L'):
if (!*got_frame) {
ret = vp8_lossless_decode_frame(avctx, p, got_frame,
avpkt->data + bytestream2_tell(&gb),
chunk_size, 0);
if (ret < 0)
return ret;
}
bytestream2_skip(&gb, chunk_size);
break;
case MKTAG('V', 'P', '8', 'X'):
vp8x_flags = bytestream2_get_byte(&gb);
bytestream2_skip(&gb, 3);
s->width = bytestream2_get_le24(&gb) + 1;
s->height = bytestream2_get_le24(&gb) + 1;
ret = av_image_check_size(s->width, s->height, 0, avctx);
if (ret < 0)
return ret;
break;
case MKTAG('A', 'L', 'P', 'H'): {
int alpha_header, filter_m, compression;
if (!(vp8x_flags & VP8X_FLAG_ALPHA)) {
av_log(avctx, AV_LOG_WARNING,
"ALPHA chunk present, but alpha bit not set in the "
"VP8X header\n");
}
if (chunk_size == 0) {
av_log(avctx, AV_LOG_ERROR, "invalid ALPHA chunk size\n");
return AVERROR_INVALIDDATA;
}
alpha_header = bytestream2_get_byte(&gb);
s->alpha_data = avpkt->data + bytestream2_tell(&gb);
s->alpha_data_size = chunk_size - 1;
bytestream2_skip(&gb, s->alpha_data_size);
filter_m = (alpha_header >> 2) & 0x03;
compression = alpha_header & 0x03;
if (compression > ALPHA_COMPRESSION_VP8L) {
av_log(avctx, AV_LOG_VERBOSE,
"skipping unsupported ALPHA chunk\n");
} else {
s->has_alpha = 1;
s->alpha_compression = compression;
s->alpha_filter = filter_m;
}
break;
}
case MKTAG('I', 'C', 'C', 'P'):
case MKTAG('A', 'N', 'I', 'M'):
case MKTAG('A', 'N', 'M', 'F'):
case MKTAG('E', 'X', 'I', 'F'):
case MKTAG('X', 'M', 'P', ' '):
AV_WL32(chunk_str, chunk_type);
av_log(avctx, AV_LOG_VERBOSE, "skipping unsupported chunk: %s\n",
chunk_str);
bytestream2_skip(&gb, chunk_size);
break;
default:
AV_WL32(chunk_str, chunk_type);
av_log(avctx, AV_LOG_VERBOSE, "skipping unknown chunk: %s\n",
chunk_str);
bytestream2_skip(&gb, chunk_size);
break;
}
}
if (!*got_frame) {
av_log(avctx, AV_LOG_ERROR, "image data not found\n");
return AVERROR_INVALIDDATA;
}
return avpkt->size;
}
| 12,486 |
qemu | b9bec74bcb16519a876ec21cd5277c526a9b512d | 0 | static int find_hw_breakpoint(target_ulong addr, int len, int type)
{
int n;
for (n = 0; n < nb_hw_breakpoint; n++)
if (hw_breakpoint[n].addr == addr && hw_breakpoint[n].type == type &&
(hw_breakpoint[n].len == len || len == -1))
return n;
return -1;
}
| 12,487 |
qemu | a9fc37f6bc3f2ab90585cb16493da9f6dcfbfbcf | 1 | static void qobject_input_start_struct(Visitor *v, const char *name, void **obj,
size_t size, Error **errp)
{
QObjectInputVisitor *qiv = to_qiv(v);
QObject *qobj = qobject_input_get_object(qiv, name, true, errp);
if (obj) {
*obj = NULL;
}
if (!qobj) {
return;
}
if (qobject_type(qobj) != QTYPE_QDICT) {
error_setg(errp, QERR_INVALID_PARAMETER_TYPE, name ? name : "null",
"QDict");
return;
}
qobject_input_push(qiv, qobj, obj);
if (obj) {
*obj = g_malloc0(size);
}
}
| 12,488 |
FFmpeg | 2b215b7f5af0ef9be79c697d8990e6958a134f98 | 1 | static int decode_nal_units(HEVCContext *s, const uint8_t *buf, int length)
{
int i, consumed, ret = 0;
s->ref = NULL;
s->last_eos = s->eos;
s->eos = 0;
/* split the input packet into NAL units, so we know the upper bound on the
* number of slices in the frame */
s->nb_nals = 0;
while (length >= 4) {
HEVCNAL *nal;
int extract_length = 0;
if (s->is_nalff) {
int i;
for (i = 0; i < s->nal_length_size; i++)
extract_length = (extract_length << 8) | buf[i];
buf += s->nal_length_size;
length -= s->nal_length_size;
if (extract_length > length) {
av_log(s->avctx, AV_LOG_ERROR, "Invalid NAL unit size.\n");
ret = AVERROR_INVALIDDATA;
}
} else {
/* search start code */
while (buf[0] != 0 || buf[1] != 0 || buf[2] != 1) {
++buf;
--length;
if (length < 4) {
av_log(s->avctx, AV_LOG_ERROR, "No start code is found.\n");
ret = AVERROR_INVALIDDATA;
}
}
buf += 3;
length -= 3;
}
if (!s->is_nalff)
extract_length = length;
if (s->nals_allocated < s->nb_nals + 1) {
int new_size = s->nals_allocated + 1;
void *tmp = av_realloc_array(s->nals, new_size, sizeof(*s->nals));
ret = AVERROR(ENOMEM);
if (!tmp) {
}
s->nals = tmp;
memset(s->nals + s->nals_allocated, 0,
(new_size - s->nals_allocated) * sizeof(*s->nals));
tmp = av_realloc_array(s->skipped_bytes_nal, new_size, sizeof(*s->skipped_bytes_nal));
if (!tmp)
s->skipped_bytes_nal = tmp;
tmp = av_realloc_array(s->skipped_bytes_pos_size_nal, new_size, sizeof(*s->skipped_bytes_pos_size_nal));
if (!tmp)
s->skipped_bytes_pos_size_nal = tmp;
tmp = av_realloc_array(s->skipped_bytes_pos_nal, new_size, sizeof(*s->skipped_bytes_pos_nal));
if (!tmp)
s->skipped_bytes_pos_nal = tmp;
s->skipped_bytes_pos_size_nal[s->nals_allocated] = 1024; // initial buffer size
s->skipped_bytes_pos_nal[s->nals_allocated] = av_malloc_array(s->skipped_bytes_pos_size_nal[s->nals_allocated], sizeof(*s->skipped_bytes_pos));
s->nals_allocated = new_size;
}
s->skipped_bytes_pos_size = s->skipped_bytes_pos_size_nal[s->nb_nals];
s->skipped_bytes_pos = s->skipped_bytes_pos_nal[s->nb_nals];
nal = &s->nals[s->nb_nals];
consumed = ff_hevc_extract_rbsp(s, buf, extract_length, nal);
s->skipped_bytes_nal[s->nb_nals] = s->skipped_bytes;
s->skipped_bytes_pos_size_nal[s->nb_nals] = s->skipped_bytes_pos_size;
s->skipped_bytes_pos_nal[s->nb_nals++] = s->skipped_bytes_pos;
if (consumed < 0) {
ret = consumed;
}
ret = init_get_bits8(&s->HEVClc->gb, nal->data, nal->size);
if (ret < 0)
hls_nal_unit(s);
if (s->nal_unit_type == NAL_EOB_NUT ||
s->nal_unit_type == NAL_EOS_NUT)
s->eos = 1;
buf += consumed;
length -= consumed;
}
/* parse the NAL units */
for (i = 0; i < s->nb_nals; i++) {
int ret;
s->skipped_bytes = s->skipped_bytes_nal[i];
s->skipped_bytes_pos = s->skipped_bytes_pos_nal[i];
ret = decode_nal_unit(s, &s->nals[i]);
if (ret < 0) {
av_log(s->avctx, AV_LOG_WARNING,
"Error parsing NAL unit #%d.\n", i);
}
}
fail:
if (s->ref && s->threads_type == FF_THREAD_FRAME)
ff_thread_report_progress(&s->ref->tf, INT_MAX, 0);
return ret;
} | 12,489 |
qemu | e638073c569e801ce9def2016a84f955cbbca779 | 1 | static uint64_t vfio_rom_read(void *opaque, hwaddr addr, unsigned size)
{
VFIODevice *vdev = opaque;
uint64_t val = ((uint64_t)1 << (size * 8)) - 1;
/* Load the ROM lazily when the guest tries to read it */
if (unlikely(!vdev->rom)) {
memcpy(&val, vdev->rom + addr,
(addr < vdev->rom_size) ? MIN(size, vdev->rom_size - addr) : 0);
DPRINTF("%s(%04x:%02x:%02x.%x, 0x%"HWADDR_PRIx", 0x%x) = 0x%"PRIx64"\n",
__func__, vdev->host.domain, vdev->host.bus, vdev->host.slot,
vdev->host.function, addr, size, val);
return val;
| 12,490 |
qemu | 8991c460be5a0811194fd4d2b49ba7146a23526b | 1 | static void vtd_handle_gcmd_qie(IntelIOMMUState *s, bool en)
{
uint64_t iqa_val = vtd_get_quad_raw(s, DMAR_IQA_REG);
trace_vtd_inv_qi_enable(en);
if (en) {
if (vtd_queued_inv_enable_check(s)) {
s->iq = iqa_val & VTD_IQA_IQA_MASK;
/* 2^(x+8) entries */
s->iq_size = 1UL << ((iqa_val & VTD_IQA_QS) + 8);
s->qi_enabled = true;
trace_vtd_inv_qi_setup(s->iq, s->iq_size);
/* Ok - report back to driver */
vtd_set_clear_mask_long(s, DMAR_GSTS_REG, 0, VTD_GSTS_QIES);
} else {
trace_vtd_err_qi_enable(s->iq_tail);
}
} else {
if (vtd_queued_inv_disable_check(s)) {
/* disable Queued Invalidation */
vtd_set_quad_raw(s, DMAR_IQH_REG, 0);
s->iq_head = 0;
s->qi_enabled = false;
/* Ok - report back to driver */
vtd_set_clear_mask_long(s, DMAR_GSTS_REG, VTD_GSTS_QIES, 0);
} else {
trace_vtd_err_qi_disable(s->iq_head, s->iq_tail, s->iq_last_desc_type);
}
}
}
| 12,491 |
FFmpeg | 64278039e55ffc88d231a8d760ecc257a120760a | 1 | static int get_qPy_pred(HEVCContext *s, int xC, int yC,
int xBase, int yBase, int log2_cb_size)
{
HEVCLocalContext *lc = s->HEVClc;
int ctb_size_mask = (1 << s->sps->log2_ctb_size) - 1;
int MinCuQpDeltaSizeMask = (1 << (s->sps->log2_ctb_size -
s->pps->diff_cu_qp_delta_depth)) - 1;
int xQgBase = xBase - (xBase & MinCuQpDeltaSizeMask);
int yQgBase = yBase - (yBase & MinCuQpDeltaSizeMask);
int min_cb_width = s->sps->min_cb_width;
int min_cb_height = s->sps->min_cb_height;
int x_cb = xQgBase >> s->sps->log2_min_cb_size;
int y_cb = yQgBase >> s->sps->log2_min_cb_size;
int availableA = (xBase & ctb_size_mask) &&
(xQgBase & ctb_size_mask);
int availableB = (yBase & ctb_size_mask) &&
(yQgBase & ctb_size_mask);
int qPy_pred, qPy_a, qPy_b;
// qPy_pred
if (lc->first_qp_group || (!xQgBase && !yQgBase)) {
lc->first_qp_group = !lc->tu.is_cu_qp_delta_coded;
qPy_pred = s->sh.slice_qp;
} else {
qPy_pred = lc->qp_y;
if (log2_cb_size < s->sps->log2_ctb_size -
s->pps->diff_cu_qp_delta_depth) {
static const int offsetX[8][8] = {
{ -1, 1, 3, 1, 7, 1, 3, 1 },
{ 0, 0, 0, 0, 0, 0, 0, 0 },
{ 1, 3, 1, 3, 1, 3, 1, 3 },
{ 2, 2, 2, 2, 2, 2, 2, 2 },
{ 3, 5, 7, 5, 3, 5, 7, 5 },
{ 4, 4, 4, 4, 4, 4, 4, 4 },
{ 5, 7, 5, 7, 5, 7, 5, 7 },
{ 6, 6, 6, 6, 6, 6, 6, 6 }
};
static const int offsetY[8][8] = {
{ 7, 0, 1, 2, 3, 4, 5, 6 },
{ 0, 1, 2, 3, 4, 5, 6, 7 },
{ 1, 0, 3, 2, 5, 4, 7, 6 },
{ 0, 1, 2, 3, 4, 5, 6, 7 },
{ 3, 0, 1, 2, 7, 4, 5, 6 },
{ 0, 1, 2, 3, 4, 5, 6, 7 },
{ 1, 0, 3, 2, 5, 4, 7, 6 },
{ 0, 1, 2, 3, 4, 5, 6, 7 }
};
int xC0b = (xC - (xC & ctb_size_mask)) >> s->sps->log2_min_cb_size;
int yC0b = (yC - (yC & ctb_size_mask)) >> s->sps->log2_min_cb_size;
int idxX = (xQgBase & ctb_size_mask) >> s->sps->log2_min_cb_size;
int idxY = (yQgBase & ctb_size_mask) >> s->sps->log2_min_cb_size;
int idx_mask = ctb_size_mask >> s->sps->log2_min_cb_size;
int x, y;
x = FFMIN(xC0b + offsetX[idxX][idxY], min_cb_width - 1);
y = FFMIN(yC0b + (offsetY[idxX][idxY] & idx_mask), min_cb_height - 1);
if (xC0b == (lc->start_of_tiles_x >> s->sps->log2_min_cb_size) &&
offsetX[idxX][idxY] == -1) {
x = (lc->end_of_tiles_x >> s->sps->log2_min_cb_size) - 1;
y = yC0b - 1;
}
qPy_pred = s->qp_y_tab[y * min_cb_width + x];
}
}
// qPy_a
if (availableA == 0)
qPy_a = qPy_pred;
else
qPy_a = s->qp_y_tab[(x_cb - 1) + y_cb * min_cb_width];
// qPy_b
if (availableB == 0)
qPy_b = qPy_pred;
else
qPy_b = s->qp_y_tab[x_cb + (y_cb - 1) * min_cb_width];
av_assert2(qPy_a >= -s->sps->qp_bd_offset && qPy_a < 52);
av_assert2(qPy_b >= -s->sps->qp_bd_offset && qPy_b < 52);
return (qPy_a + qPy_b + 1) >> 1;
}
| 12,492 |
qemu | 6cec5487990bf3f1f22b3fcb871978255e92ae0d | 1 | static void framebuffer_update_request(VncState *vs, int incremental,
int x_position, int y_position,
int w, int h)
{
if (x_position > ds_get_width(vs->ds))
x_position = ds_get_width(vs->ds);
if (y_position > ds_get_height(vs->ds))
y_position = ds_get_height(vs->ds);
if (x_position + w >= ds_get_width(vs->ds))
w = ds_get_width(vs->ds) - x_position;
if (y_position + h >= ds_get_height(vs->ds))
h = ds_get_height(vs->ds) - y_position;
int i;
vs->need_update = 1;
if (!incremental) {
char *old_row = vs->old_data + y_position * ds_get_linesize(vs->ds);
for (i = 0; i < h; i++) {
vnc_set_bits(vs->dirty_row[y_position + i],
(ds_get_width(vs->ds) / 16), VNC_DIRTY_WORDS);
memset(old_row, 42, ds_get_width(vs->ds) * vs->depth);
old_row += ds_get_linesize(vs->ds);
}
}
}
| 12,494 |
qemu | 6baebed7698a37a0ac5168faf26023426b0ac940 | 1 | static void vnc_connect(VncDisplay *vd, int csock)
{
VncState *vs = qemu_mallocz(sizeof(VncState));
vs->csock = csock;
VNC_DEBUG("New client on socket %d\n", csock);
dcl->idle = 0;
socket_set_nonblock(vs->csock);
qemu_set_fd_handler2(vs->csock, NULL, vnc_client_read, NULL, vs);
vs->vd = vd;
vs->ds = vd->ds;
vs->timer = qemu_new_timer(rt_clock, vnc_update_client, vs);
vs->last_x = -1;
vs->last_y = -1;
vs->as.freq = 44100;
vs->as.nchannels = 2;
vs->as.fmt = AUD_FMT_S16;
vs->as.endianness = 0;
vnc_resize(vs);
vnc_write(vs, "RFB 003.008\n", 12);
vnc_flush(vs);
vnc_read_when(vs, protocol_version, 12);
memset(vs->old_data, 0, ds_get_linesize(vs->ds) * ds_get_height(vs->ds));
memset(vs->dirty_row, 0xFF, sizeof(vs->dirty_row));
vnc_update_client(vs);
reset_keys(vs);
vs->next = vd->clients;
vd->clients = vs;
}
| 12,495 |
qemu | 3efa9a672e4a5f7b2d35cf457ea277e997a0f8c6 | 1 | static uint32_t get_elf_hwcap(void)
{
CPUState *e = thread_env;
uint32_t features = 0;
/* We don't have to be terribly complete here; the high points are
Altivec/FP/SPE support. Anything else is just a bonus. */
#define GET_FEATURE(flag, feature) \
do {if (e->insns_flags & flag) features |= feature; } while(0)
GET_FEATURE(PPC_64B, PPC_FEATURE_64);
GET_FEATURE(PPC_FLOAT, PPC_FEATURE_HAS_FPU);
GET_FEATURE(PPC_ALTIVEC, PPC_FEATURE_HAS_ALTIVEC);
GET_FEATURE(PPC_SPE, PPC_FEATURE_HAS_SPE);
GET_FEATURE(PPC_SPE_SINGLE, PPC_FEATURE_HAS_EFP_SINGLE);
GET_FEATURE(PPC_SPE_DOUBLE, PPC_FEATURE_HAS_EFP_DOUBLE);
GET_FEATURE(PPC_BOOKE, PPC_FEATURE_BOOKE);
GET_FEATURE(PPC_405_MAC, PPC_FEATURE_HAS_4xxMAC);
#undef GET_FEATURE
return features;
}
| 12,496 |
FFmpeg | 7f526efd17973ec6d2204f7a47b6923e2be31363 | 1 | static inline void RENAME(rgb24tobgr24)(const uint8_t *src, uint8_t *dst, unsigned int src_size)
{
unsigned i;
#ifdef HAVE_MMX
long mmx_size= 23 - src_size;
asm volatile (
"movq "MANGLE(mask24r)", %%mm5 \n\t"
"movq "MANGLE(mask24g)", %%mm6 \n\t"
"movq "MANGLE(mask24b)", %%mm7 \n\t"
".balign 16 \n\t"
"1: \n\t"
PREFETCH" 32(%1, %%"REG_a") \n\t"
"movq (%1, %%"REG_a"), %%mm0 \n\t" // BGR BGR BG
"movq (%1, %%"REG_a"), %%mm1 \n\t" // BGR BGR BG
"movq 2(%1, %%"REG_a"), %%mm2 \n\t" // R BGR BGR B
"psllq $16, %%mm0 \n\t" // 00 BGR BGR
"pand %%mm5, %%mm0 \n\t"
"pand %%mm6, %%mm1 \n\t"
"pand %%mm7, %%mm2 \n\t"
"por %%mm0, %%mm1 \n\t"
"por %%mm2, %%mm1 \n\t"
"movq 6(%1, %%"REG_a"), %%mm0 \n\t" // BGR BGR BG
MOVNTQ" %%mm1, (%2, %%"REG_a")\n\t" // RGB RGB RG
"movq 8(%1, %%"REG_a"), %%mm1 \n\t" // R BGR BGR B
"movq 10(%1, %%"REG_a"), %%mm2 \n\t" // GR BGR BGR
"pand %%mm7, %%mm0 \n\t"
"pand %%mm5, %%mm1 \n\t"
"pand %%mm6, %%mm2 \n\t"
"por %%mm0, %%mm1 \n\t"
"por %%mm2, %%mm1 \n\t"
"movq 14(%1, %%"REG_a"), %%mm0 \n\t" // R BGR BGR B
MOVNTQ" %%mm1, 8(%2, %%"REG_a")\n\t" // B RGB RGB R
"movq 16(%1, %%"REG_a"), %%mm1 \n\t" // GR BGR BGR
"movq 18(%1, %%"REG_a"), %%mm2 \n\t" // BGR BGR BG
"pand %%mm6, %%mm0 \n\t"
"pand %%mm7, %%mm1 \n\t"
"pand %%mm5, %%mm2 \n\t"
"por %%mm0, %%mm1 \n\t"
"por %%mm2, %%mm1 \n\t"
MOVNTQ" %%mm1, 16(%2, %%"REG_a")\n\t"
"add $24, %%"REG_a" \n\t"
" js 1b \n\t"
: "+a" (mmx_size)
: "r" (src-mmx_size), "r"(dst-mmx_size)
);
__asm __volatile(SFENCE:::"memory");
__asm __volatile(EMMS:::"memory");
if(mmx_size==23) return; //finihsed, was multiple of 8
src+= src_size;
dst+= src_size;
src_size= 23-mmx_size;
src-= src_size;
dst-= src_size;
#endif
for(i=0; i<src_size; i+=3)
{
register uint8_t x;
x = src[i + 2];
dst[i + 1] = src[i + 1];
dst[i + 2] = src[i + 0];
dst[i + 0] = x;
}
}
| 12,497 |
FFmpeg | ecb918e5f0a4395468862b5fbd11a51de9be3d4f | 1 | static void ff_amf_tag_contents(void *ctx, const uint8_t *data, const uint8_t *data_end)
{
int size;
char buf[1024];
if (data >= data_end)
return;
switch (*data++) {
case AMF_DATA_TYPE_NUMBER:
av_log(ctx, AV_LOG_DEBUG, " number %g\n", av_int2double(AV_RB64(data)));
return;
case AMF_DATA_TYPE_BOOL:
av_log(ctx, AV_LOG_DEBUG, " bool %d\n", *data);
return;
case AMF_DATA_TYPE_STRING:
case AMF_DATA_TYPE_LONG_STRING:
if (data[-1] == AMF_DATA_TYPE_STRING) {
size = bytestream_get_be16(&data);
} else {
size = bytestream_get_be32(&data);
}
size = FFMIN(size, 1023);
memcpy(buf, data, size);
buf[size] = 0;
av_log(ctx, AV_LOG_DEBUG, " string '%s'\n", buf);
return;
case AMF_DATA_TYPE_NULL:
av_log(ctx, AV_LOG_DEBUG, " NULL\n");
return;
case AMF_DATA_TYPE_ARRAY:
data += 4;
case AMF_DATA_TYPE_OBJECT:
av_log(ctx, AV_LOG_DEBUG, " {\n");
for (;;) {
int size = bytestream_get_be16(&data);
int t;
memcpy(buf, data, size);
buf[size] = 0;
if (!size) {
av_log(ctx, AV_LOG_DEBUG, " }\n");
data++;
break;
}
if (size < 0 || size >= data_end - data)
return;
data += size;
av_log(ctx, AV_LOG_DEBUG, " %s: ", buf);
ff_amf_tag_contents(ctx, data, data_end);
t = ff_amf_tag_size(data, data_end);
if (t < 0 || t >= data_end - data)
return;
data += t;
}
return;
case AMF_DATA_TYPE_OBJECT_END:
av_log(ctx, AV_LOG_DEBUG, " }\n");
return;
default:
return;
}
}
| 12,498 |
FFmpeg | a5cbf1991c3d04b0be3c23ee0a7096b5a365cc85 | 1 | static int mov_read_extradata(MOVContext *c, AVIOContext *pb, MOVAtom atom,
enum AVCodecID codec_id)
{
AVStream *st;
uint64_t size;
uint8_t *buf;
int err;
if (c->fc->nb_streams < 1) // will happen with jp2 files
return 0;
st= c->fc->streams[c->fc->nb_streams-1];
if (st->codec->codec_id != codec_id)
return 0; /* unexpected codec_id - don't mess with extradata */
size= (uint64_t)st->codec->extradata_size + atom.size + 8 + FF_INPUT_BUFFER_PADDING_SIZE;
if (size > INT_MAX || (uint64_t)atom.size > INT_MAX)
return AVERROR_INVALIDDATA;
if ((err = av_reallocp(&st->codec->extradata, size)) < 0)
return err;
buf = st->codec->extradata + st->codec->extradata_size;
st->codec->extradata_size= size - FF_INPUT_BUFFER_PADDING_SIZE;
AV_WB32( buf , atom.size + 8);
AV_WL32( buf + 4, atom.type);
avio_read(pb, buf + 8, atom.size);
return 0;
}
| 12,500 |
FFmpeg | e93d911e483ffcf3da3dd2cbac2895fa061d2f58 | 1 | int ff_h263_decode_picture_header(MpegEncContext *s)
{
int format, width, height, i;
uint32_t startcode;
align_get_bits(&s->gb);
startcode= get_bits(&s->gb, 22-8);
for(i= get_bits_left(&s->gb); i>24; i-=8) {
startcode = ((startcode << 8) | get_bits(&s->gb, 8)) & 0x003FFFFF;
if(startcode == 0x20)
break;
}
if (startcode != 0x20) {
av_log(s->avctx, AV_LOG_ERROR, "Bad picture start code\n");
return -1;
}
/* temporal reference */
i = get_bits(&s->gb, 8); /* picture timestamp */
if( (s->picture_number&~0xFF)+i < s->picture_number)
i+= 256;
s->current_picture_ptr->f.pts =
s->picture_number= (s->picture_number&~0xFF) + i;
/* PTYPE starts here */
if (get_bits1(&s->gb) != 1) {
/* marker */
av_log(s->avctx, AV_LOG_ERROR, "Bad marker\n");
return -1;
}
if (get_bits1(&s->gb) != 0) {
av_log(s->avctx, AV_LOG_ERROR, "Bad H263 id\n");
return -1; /* h263 id */
}
skip_bits1(&s->gb); /* split screen off */
skip_bits1(&s->gb); /* camera off */
skip_bits1(&s->gb); /* freeze picture release off */
format = get_bits(&s->gb, 3);
/*
0 forbidden
1 sub-QCIF
10 QCIF
7 extended PTYPE (PLUSPTYPE)
*/
if (format != 7 && format != 6) {
s->h263_plus = 0;
/* H.263v1 */
width = ff_h263_format[format][0];
height = ff_h263_format[format][1];
if (!width)
return -1;
s->pict_type = AV_PICTURE_TYPE_I + get_bits1(&s->gb);
s->h263_long_vectors = get_bits1(&s->gb);
if (get_bits1(&s->gb) != 0) {
av_log(s->avctx, AV_LOG_ERROR, "H263 SAC not supported\n");
return -1; /* SAC: off */
}
s->obmc= get_bits1(&s->gb); /* Advanced prediction mode */
s->unrestricted_mv = s->h263_long_vectors || s->obmc;
s->pb_frame = get_bits1(&s->gb);
s->chroma_qscale= s->qscale = get_bits(&s->gb, 5);
skip_bits1(&s->gb); /* Continuous Presence Multipoint mode: off */
s->width = width;
s->height = height;
s->avctx->sample_aspect_ratio= (AVRational){12,11};
s->avctx->time_base= (AVRational){1001, 30000};
} else {
int ufep;
/* H.263v2 */
s->h263_plus = 1;
ufep = get_bits(&s->gb, 3); /* Update Full Extended PTYPE */
/* ufep other than 0 and 1 are reserved */
if (ufep == 1) {
/* OPPTYPE */
format = get_bits(&s->gb, 3);
av_dlog(s->avctx, "ufep=1, format: %d\n", format);
s->custom_pcf= get_bits1(&s->gb);
s->umvplus = get_bits1(&s->gb); /* Unrestricted Motion Vector */
if (get_bits1(&s->gb) != 0) {
av_log(s->avctx, AV_LOG_ERROR, "Syntax-based Arithmetic Coding (SAC) not supported\n");
}
s->obmc= get_bits1(&s->gb); /* Advanced prediction mode */
s->h263_aic = get_bits1(&s->gb); /* Advanced Intra Coding (AIC) */
s->loop_filter= get_bits1(&s->gb);
s->unrestricted_mv = s->umvplus || s->obmc || s->loop_filter;
s->h263_slice_structured= get_bits1(&s->gb);
if (get_bits1(&s->gb) != 0) {
av_log(s->avctx, AV_LOG_ERROR, "Reference Picture Selection not supported\n");
}
if (get_bits1(&s->gb) != 0) {
av_log(s->avctx, AV_LOG_ERROR, "Independent Segment Decoding not supported\n");
}
s->alt_inter_vlc= get_bits1(&s->gb);
s->modified_quant= get_bits1(&s->gb);
if(s->modified_quant)
s->chroma_qscale_table= ff_h263_chroma_qscale_table;
skip_bits(&s->gb, 1); /* Prevent start code emulation */
skip_bits(&s->gb, 3); /* Reserved */
} else if (ufep != 0) {
av_log(s->avctx, AV_LOG_ERROR, "Bad UFEP type (%d)\n", ufep);
return -1;
}
/* MPPTYPE */
s->pict_type = get_bits(&s->gb, 3);
switch(s->pict_type){
case 0: s->pict_type= AV_PICTURE_TYPE_I;break;
case 1: s->pict_type= AV_PICTURE_TYPE_P;break;
case 2: s->pict_type= AV_PICTURE_TYPE_P;s->pb_frame = 3;break;
case 3: s->pict_type= AV_PICTURE_TYPE_B;break;
case 7: s->pict_type= AV_PICTURE_TYPE_I;break; //ZYGO
default:
return -1;
}
skip_bits(&s->gb, 2);
s->no_rounding = get_bits1(&s->gb);
skip_bits(&s->gb, 4);
/* Get the picture dimensions */
if (ufep) {
if (format == 6) {
/* Custom Picture Format (CPFMT) */
s->aspect_ratio_info = get_bits(&s->gb, 4);
av_dlog(s->avctx, "aspect: %d\n", s->aspect_ratio_info);
/* aspect ratios:
0 - forbidden
1 - 1:1
2 - 12:11 (CIF 4:3)
3 - 10:11 (525-type 4:3)
4 - 16:11 (CIF 16:9)
5 - 40:33 (525-type 16:9)
6-14 - reserved
*/
width = (get_bits(&s->gb, 9) + 1) * 4;
skip_bits1(&s->gb);
height = get_bits(&s->gb, 9) * 4;
av_dlog(s->avctx, "\nH.263+ Custom picture: %dx%d\n",width,height);
if (s->aspect_ratio_info == FF_ASPECT_EXTENDED) {
/* aspected dimensions */
s->avctx->sample_aspect_ratio.num= get_bits(&s->gb, 8);
s->avctx->sample_aspect_ratio.den= get_bits(&s->gb, 8);
}else{
s->avctx->sample_aspect_ratio= ff_h263_pixel_aspect[s->aspect_ratio_info];
}
} else {
width = ff_h263_format[format][0];
height = ff_h263_format[format][1];
s->avctx->sample_aspect_ratio= (AVRational){12,11};
}
if ((width == 0) || (height == 0))
return -1;
s->width = width;
s->height = height;
if(s->custom_pcf){
int gcd;
s->avctx->time_base.den= 1800000;
s->avctx->time_base.num= 1000 + get_bits1(&s->gb);
s->avctx->time_base.num*= get_bits(&s->gb, 7);
if(s->avctx->time_base.num == 0){
av_log(s, AV_LOG_ERROR, "zero framerate\n");
return -1;
}
gcd= av_gcd(s->avctx->time_base.den, s->avctx->time_base.num);
s->avctx->time_base.den /= gcd;
s->avctx->time_base.num /= gcd;
}else{
s->avctx->time_base= (AVRational){1001, 30000};
}
}
if(s->custom_pcf){
skip_bits(&s->gb, 2); //extended Temporal reference
}
if (ufep) {
if (s->umvplus) {
if(get_bits1(&s->gb)==0) /* Unlimited Unrestricted Motion Vectors Indicator (UUI) */
skip_bits1(&s->gb);
}
if(s->h263_slice_structured){
if (get_bits1(&s->gb) != 0) {
av_log(s->avctx, AV_LOG_ERROR, "rectangular slices not supported\n");
}
if (get_bits1(&s->gb) != 0) {
av_log(s->avctx, AV_LOG_ERROR, "unordered slices not supported\n");
}
}
}
s->qscale = get_bits(&s->gb, 5);
}
s->mb_width = (s->width + 15) / 16;
s->mb_height = (s->height + 15) / 16;
s->mb_num = s->mb_width * s->mb_height;
if (s->pb_frame) {
skip_bits(&s->gb, 3); /* Temporal reference for B-pictures */
if (s->custom_pcf)
skip_bits(&s->gb, 2); //extended Temporal reference
skip_bits(&s->gb, 2); /* Quantization information for B-pictures */
}
/* PEI */
while (get_bits1(&s->gb) != 0) {
skip_bits(&s->gb, 8);
}
if(s->h263_slice_structured){
if (get_bits1(&s->gb) != 1) {
av_log(s->avctx, AV_LOG_ERROR, "SEPB1 marker missing\n");
return -1;
}
ff_h263_decode_mba(s);
if (get_bits1(&s->gb) != 1) {
av_log(s->avctx, AV_LOG_ERROR, "SEPB2 marker missing\n");
return -1;
}
}
s->f_code = 1;
if(s->h263_aic){
s->y_dc_scale_table=
s->c_dc_scale_table= ff_aic_dc_scale_table;
}else{
s->y_dc_scale_table=
s->c_dc_scale_table= ff_mpeg1_dc_scale_table;
}
ff_h263_show_pict_info(s);
if (s->pict_type == AV_PICTURE_TYPE_I && s->codec_tag == AV_RL32("ZYGO")){
int i,j;
for(i=0; i<85; i++) av_log(s->avctx, AV_LOG_DEBUG, "%d", get_bits1(&s->gb));
av_log(s->avctx, AV_LOG_DEBUG, "\n");
for(i=0; i<13; i++){
for(j=0; j<3; j++){
int v= get_bits(&s->gb, 8);
v |= get_sbits(&s->gb, 8)<<8;
av_log(s->avctx, AV_LOG_DEBUG, " %5d", v);
}
av_log(s->avctx, AV_LOG_DEBUG, "\n");
}
for(i=0; i<50; i++) av_log(s->avctx, AV_LOG_DEBUG, "%d", get_bits1(&s->gb));
}
return 0;
}
| 12,501 |
qemu | 5e5557d97026d1d3325e0e7b0ba593366da2f3dc | 1 | static uint64_t get_cluster_offset(BlockDriverState *bs,
uint64_t offset, int allocate,
int compressed_size,
int n_start, int n_end)
{
BDRVQcowState *s = bs->opaque;
int min_index, i, j, l1_index, l2_index;
uint64_t l2_offset, *l2_table, cluster_offset, tmp;
uint32_t min_count;
int new_l2_table;
l1_index = offset >> (s->l2_bits + s->cluster_bits);
l2_offset = s->l1_table[l1_index];
new_l2_table = 0;
if (!l2_offset) {
if (!allocate)
return 0;
/* allocate a new l2 entry */
l2_offset = bdrv_getlength(bs->file);
/* round to cluster size */
l2_offset = (l2_offset + s->cluster_size - 1) & ~(s->cluster_size - 1);
/* update the L1 entry */
s->l1_table[l1_index] = l2_offset;
tmp = cpu_to_be64(l2_offset);
if (bdrv_pwrite(bs->file, s->l1_table_offset + l1_index * sizeof(tmp),
&tmp, sizeof(tmp)) != sizeof(tmp))
return 0;
new_l2_table = 1;
}
for(i = 0; i < L2_CACHE_SIZE; i++) {
if (l2_offset == s->l2_cache_offsets[i]) {
/* increment the hit count */
if (++s->l2_cache_counts[i] == 0xffffffff) {
for(j = 0; j < L2_CACHE_SIZE; j++) {
s->l2_cache_counts[j] >>= 1;
}
}
l2_table = s->l2_cache + (i << s->l2_bits);
goto found;
}
}
/* not found: load a new entry in the least used one */
min_index = 0;
min_count = 0xffffffff;
for(i = 0; i < L2_CACHE_SIZE; i++) {
if (s->l2_cache_counts[i] < min_count) {
min_count = s->l2_cache_counts[i];
min_index = i;
}
}
l2_table = s->l2_cache + (min_index << s->l2_bits);
if (new_l2_table) {
memset(l2_table, 0, s->l2_size * sizeof(uint64_t));
if (bdrv_pwrite(bs->file, l2_offset, l2_table, s->l2_size * sizeof(uint64_t)) !=
s->l2_size * sizeof(uint64_t))
return 0;
} else {
if (bdrv_pread(bs->file, l2_offset, l2_table, s->l2_size * sizeof(uint64_t)) !=
s->l2_size * sizeof(uint64_t))
return 0;
}
s->l2_cache_offsets[min_index] = l2_offset;
s->l2_cache_counts[min_index] = 1;
found:
l2_index = (offset >> s->cluster_bits) & (s->l2_size - 1);
cluster_offset = be64_to_cpu(l2_table[l2_index]);
if (!cluster_offset ||
((cluster_offset & QCOW_OFLAG_COMPRESSED) && allocate == 1)) {
if (!allocate)
return 0;
/* allocate a new cluster */
if ((cluster_offset & QCOW_OFLAG_COMPRESSED) &&
(n_end - n_start) < s->cluster_sectors) {
/* if the cluster is already compressed, we must
decompress it in the case it is not completely
overwritten */
if (decompress_cluster(bs, cluster_offset) < 0)
return 0;
cluster_offset = bdrv_getlength(bs->file);
cluster_offset = (cluster_offset + s->cluster_size - 1) &
~(s->cluster_size - 1);
/* write the cluster content */
if (bdrv_pwrite(bs->file, cluster_offset, s->cluster_cache, s->cluster_size) !=
s->cluster_size)
return -1;
} else {
cluster_offset = bdrv_getlength(bs->file);
if (allocate == 1) {
/* round to cluster size */
cluster_offset = (cluster_offset + s->cluster_size - 1) &
~(s->cluster_size - 1);
bdrv_truncate(bs->file, cluster_offset + s->cluster_size);
/* if encrypted, we must initialize the cluster
content which won't be written */
if (s->crypt_method &&
(n_end - n_start) < s->cluster_sectors) {
uint64_t start_sect;
start_sect = (offset & ~(s->cluster_size - 1)) >> 9;
memset(s->cluster_data + 512, 0x00, 512);
for(i = 0; i < s->cluster_sectors; i++) {
if (i < n_start || i >= n_end) {
encrypt_sectors(s, start_sect + i,
s->cluster_data,
s->cluster_data + 512, 1, 1,
&s->aes_encrypt_key);
if (bdrv_pwrite(bs->file, cluster_offset + i * 512,
s->cluster_data, 512) != 512)
return -1;
}
}
}
} else if (allocate == 2) {
cluster_offset |= QCOW_OFLAG_COMPRESSED |
(uint64_t)compressed_size << (63 - s->cluster_bits);
}
}
/* update L2 table */
tmp = cpu_to_be64(cluster_offset);
l2_table[l2_index] = tmp;
if (bdrv_pwrite(bs->file,
l2_offset + l2_index * sizeof(tmp), &tmp, sizeof(tmp)) != sizeof(tmp))
return 0;
}
return cluster_offset;
}
| 12,502 |
qemu | 44b6789299a8acca3f25331bc411055cafc7bb06 | 1 | static BlockAIOCB *blkverify_aio_flush(BlockDriverState *bs,
BlockCompletionFunc *cb,
void *opaque)
{
BDRVBlkverifyState *s = bs->opaque;
/* Only flush test file, the raw file is not important */
return bdrv_aio_flush(s->test_file->bs, cb, opaque);
}
| 12,503 |
qemu | a89d89d3e65800fa4a8e00de7af0ea8272bef779 | 1 | static int del_existing_snapshots(Monitor *mon, const char *name)
{
BlockDriverState *bs;
QEMUSnapshotInfo sn1, *snapshot = &sn1;
int ret;
bs = NULL;
while ((bs = bdrv_next(bs))) {
if (bdrv_can_snapshot(bs) &&
bdrv_snapshot_find(bs, snapshot, name) >= 0)
{
ret = bdrv_snapshot_delete(bs, name);
if (ret < 0) {
monitor_printf(mon,
"Error while deleting snapshot on '%s'\n",
bdrv_get_device_name(bs));
return -1;
}
}
}
return 0;
}
| 12,504 |
FFmpeg | 2c6cf1394096d08396faadc6e7c0b404fd6df006 | 1 | static void wavpack_decode_flush(AVCodecContext *avctx)
{
WavpackContext *s = avctx->priv_data;
int i;
for (i = 0; i < s->fdec_num; i++)
wv_reset_saved_context(s->fdec[i]);
}
| 12,505 |
FFmpeg | aa13b0fc55f5aec58fce24d1a047271b3e5727f1 | 1 | inline static void RENAME(hcscale)(SwsContext *c, uint16_t *dst, long dstWidth, uint8_t *src1, uint8_t *src2,
int srcW, int xInc, int flags, int canMMX2BeUsed, int16_t *hChrFilter,
int16_t *hChrFilterPos, int hChrFilterSize, void *funnyUVCode,
int srcFormat, uint8_t *formatConvBuffer, int16_t *mmx2Filter,
int32_t *mmx2FilterPos, uint8_t *pal)
{
if (srcFormat==PIX_FMT_YUYV422)
{
RENAME(yuy2ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW);
src1= formatConvBuffer;
src2= formatConvBuffer+VOFW;
}
else if (srcFormat==PIX_FMT_UYVY422)
{
RENAME(uyvyToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW);
src1= formatConvBuffer;
src2= formatConvBuffer+VOFW;
}
else if (srcFormat==PIX_FMT_RGB32)
{
RENAME(bgr32ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW);
src1= formatConvBuffer;
src2= formatConvBuffer+VOFW;
}
else if (srcFormat==PIX_FMT_RGB32_1)
{
RENAME(bgr32ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1+ALT32_CORR, src2+ALT32_CORR, srcW);
src1= formatConvBuffer;
src2= formatConvBuffer+VOFW;
}
else if (srcFormat==PIX_FMT_BGR24)
{
RENAME(bgr24ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW);
src1= formatConvBuffer;
src2= formatConvBuffer+VOFW;
}
else if (srcFormat==PIX_FMT_BGR565)
{
RENAME(bgr16ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW);
src1= formatConvBuffer;
src2= formatConvBuffer+VOFW;
}
else if (srcFormat==PIX_FMT_BGR555)
{
RENAME(bgr15ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW);
src1= formatConvBuffer;
src2= formatConvBuffer+VOFW;
}
else if (srcFormat==PIX_FMT_BGR32)
{
RENAME(rgb32ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW);
src1= formatConvBuffer;
src2= formatConvBuffer+VOFW;
}
else if (srcFormat==PIX_FMT_BGR32_1)
{
RENAME(rgb32ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1+ALT32_CORR, src2+ALT32_CORR, srcW);
src1= formatConvBuffer;
src2= formatConvBuffer+VOFW;
}
else if (srcFormat==PIX_FMT_RGB24)
{
RENAME(rgb24ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW);
src1= formatConvBuffer;
src2= formatConvBuffer+VOFW;
}
else if (srcFormat==PIX_FMT_RGB565)
{
RENAME(rgb16ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW);
src1= formatConvBuffer;
src2= formatConvBuffer+VOFW;
}
else if (srcFormat==PIX_FMT_RGB555)
{
RENAME(rgb15ToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW);
src1= formatConvBuffer;
src2= formatConvBuffer+VOFW;
}
else if (isGray(srcFormat))
{
return;
}
else if (srcFormat==PIX_FMT_RGB8 || srcFormat==PIX_FMT_BGR8 || srcFormat==PIX_FMT_PAL8 || srcFormat==PIX_FMT_BGR4_BYTE || srcFormat==PIX_FMT_RGB4_BYTE)
{
RENAME(palToUV)(formatConvBuffer, formatConvBuffer+VOFW, src1, src2, srcW, (uint32_t*)pal);
src1= formatConvBuffer;
src2= formatConvBuffer+VOFW;
}
#ifdef HAVE_MMX
// Use the new MMX scaler if the MMX2 one can't be used (it is faster than the x86 ASM one).
if (!(flags&SWS_FAST_BILINEAR) || (!canMMX2BeUsed))
#else
if (!(flags&SWS_FAST_BILINEAR))
#endif
{
RENAME(hScale)(dst , dstWidth, src1, srcW, xInc, hChrFilter, hChrFilterPos, hChrFilterSize);
RENAME(hScale)(dst+VOFW, dstWidth, src2, srcW, xInc, hChrFilter, hChrFilterPos, hChrFilterSize);
}
else // fast bilinear upscale / crap downscale
{
#if defined(ARCH_X86)
#ifdef HAVE_MMX2
int i;
#if defined(PIC)
uint64_t ebxsave __attribute__((aligned(8)));
#endif
if (canMMX2BeUsed)
{
asm volatile(
#if defined(PIC)
"mov %%"REG_b", %6 \n\t"
#endif
"pxor %%mm7, %%mm7 \n\t"
"mov %0, %%"REG_c" \n\t"
"mov %1, %%"REG_D" \n\t"
"mov %2, %%"REG_d" \n\t"
"mov %3, %%"REG_b" \n\t"
"xor %%"REG_a", %%"REG_a" \n\t" // i
PREFETCH" (%%"REG_c") \n\t"
PREFETCH" 32(%%"REG_c") \n\t"
PREFETCH" 64(%%"REG_c") \n\t"
#ifdef ARCH_X86_64
#define FUNNY_UV_CODE \
"movl (%%"REG_b"), %%esi \n\t"\
"call *%4 \n\t"\
"movl (%%"REG_b", %%"REG_a"), %%esi \n\t"\
"add %%"REG_S", %%"REG_c" \n\t"\
"add %%"REG_a", %%"REG_D" \n\t"\
"xor %%"REG_a", %%"REG_a" \n\t"\
#else
#define FUNNY_UV_CODE \
"movl (%%"REG_b"), %%esi \n\t"\
"call *%4 \n\t"\
"addl (%%"REG_b", %%"REG_a"), %%"REG_c" \n\t"\
"add %%"REG_a", %%"REG_D" \n\t"\
"xor %%"REG_a", %%"REG_a" \n\t"\
#endif /* ARCH_X86_64 */
FUNNY_UV_CODE
FUNNY_UV_CODE
FUNNY_UV_CODE
FUNNY_UV_CODE
"xor %%"REG_a", %%"REG_a" \n\t" // i
"mov %5, %%"REG_c" \n\t" // src
"mov %1, %%"REG_D" \n\t" // buf1
"add $"AV_STRINGIFY(VOF)", %%"REG_D" \n\t"
PREFETCH" (%%"REG_c") \n\t"
PREFETCH" 32(%%"REG_c") \n\t"
PREFETCH" 64(%%"REG_c") \n\t"
FUNNY_UV_CODE
FUNNY_UV_CODE
FUNNY_UV_CODE
FUNNY_UV_CODE
#if defined(PIC)
"mov %6, %%"REG_b" \n\t"
#endif
:: "m" (src1), "m" (dst), "m" (mmx2Filter), "m" (mmx2FilterPos),
"m" (funnyUVCode), "m" (src2)
#if defined(PIC)
,"m" (ebxsave)
#endif
: "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S, "%"REG_D
#if !defined(PIC)
,"%"REG_b
#endif
);
for (i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--)
{
//printf("%d %d %d\n", dstWidth, i, srcW);
dst[i] = src1[srcW-1]*128;
dst[i+VOFW] = src2[srcW-1]*128;
}
}
else
{
#endif /* HAVE_MMX2 */
long xInc_shr16 = (long) (xInc >> 16);
uint16_t xInc_mask = xInc & 0xffff;
asm volatile(
"xor %%"REG_a", %%"REG_a" \n\t" // i
"xor %%"REG_d", %%"REG_d" \n\t" // xx
"xorl %%ecx, %%ecx \n\t" // 2*xalpha
ASMALIGN(4)
"1: \n\t"
"mov %0, %%"REG_S" \n\t"
"movzbl (%%"REG_S", %%"REG_d"), %%edi \n\t" //src[xx]
"movzbl 1(%%"REG_S", %%"REG_d"), %%esi \n\t" //src[xx+1]
"subl %%edi, %%esi \n\t" //src[xx+1] - src[xx]
"imull %%ecx, %%esi \n\t" //(src[xx+1] - src[xx])*2*xalpha
"shll $16, %%edi \n\t"
"addl %%edi, %%esi \n\t" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)
"mov %1, %%"REG_D" \n\t"
"shrl $9, %%esi \n\t"
"movw %%si, (%%"REG_D", %%"REG_a", 2) \n\t"
"movzbl (%5, %%"REG_d"), %%edi \n\t" //src[xx]
"movzbl 1(%5, %%"REG_d"), %%esi \n\t" //src[xx+1]
"subl %%edi, %%esi \n\t" //src[xx+1] - src[xx]
"imull %%ecx, %%esi \n\t" //(src[xx+1] - src[xx])*2*xalpha
"shll $16, %%edi \n\t"
"addl %%edi, %%esi \n\t" //src[xx+1]*2*xalpha + src[xx]*(1-2*xalpha)
"mov %1, %%"REG_D" \n\t"
"shrl $9, %%esi \n\t"
"movw %%si, "AV_STRINGIFY(VOF)"(%%"REG_D", %%"REG_a", 2) \n\t"
"addw %4, %%cx \n\t" //2*xalpha += xInc&0xFF
"adc %3, %%"REG_d" \n\t" //xx+= xInc>>8 + carry
"add $1, %%"REG_a" \n\t"
"cmp %2, %%"REG_a" \n\t"
" jb 1b \n\t"
/* GCC 3.3 makes MPlayer crash on IA-32 machines when using "g" operand here,
which is needed to support GCC 4.0. */
#if defined(ARCH_X86_64) && ((__GNUC__ > 3) || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4))
:: "m" (src1), "m" (dst), "g" ((long)dstWidth), "m" (xInc_shr16), "m" (xInc_mask),
#else
:: "m" (src1), "m" (dst), "m" ((long)dstWidth), "m" (xInc_shr16), "m" (xInc_mask),
#endif
"r" (src2)
: "%"REG_a, "%"REG_d, "%ecx", "%"REG_D, "%esi"
);
#ifdef HAVE_MMX2
} //if MMX2 can't be used
#endif
#else
int i;
unsigned int xpos=0;
for (i=0;i<dstWidth;i++)
{
register unsigned int xx=xpos>>16;
register unsigned int xalpha=(xpos&0xFFFF)>>9;
dst[i]=(src1[xx]*(xalpha^127)+src1[xx+1]*xalpha);
dst[i+VOFW]=(src2[xx]*(xalpha^127)+src2[xx+1]*xalpha);
/* slower
dst[i]= (src1[xx]<<7) + (src1[xx+1] - src1[xx])*xalpha;
dst[i+VOFW]=(src2[xx]<<7) + (src2[xx+1] - src2[xx])*xalpha;
*/
xpos+=xInc;
}
#endif /* defined(ARCH_X86) */
}
if(c->srcRange != c->dstRange && !(isRGB(c->dstFormat) || isBGR(c->dstFormat))){
int i;
//FIXME all pal and rgb srcFormats could do this convertion as well
//FIXME all scalers more complex than bilinear could do half of this transform
if(c->srcRange){
for (i=0; i<dstWidth; i++){
dst[i ]= (dst[i ]*1799 + 4081085)>>11; //1469
dst[i+VOFW]= (dst[i+VOFW]*1799 + 4081085)>>11; //1469
}
}else{
for (i=0; i<dstWidth; i++){
dst[i ]= (dst[i ]*4663 - 9289992)>>12; //-264
dst[i+VOFW]= (dst[i+VOFW]*4663 - 9289992)>>12; //-264
}
}
}
}
| 12,506 |
qemu | 24530f3e060c71b6c57c7a70336f08a13a8b0a3d | 1 | static int qcow2_check(BlockDriverState *bs, BdrvCheckResult *result,
BdrvCheckMode fix)
{
int ret = qcow2_check_refcounts(bs, result, fix);
if (ret < 0) {
return ret;
}
if (fix && result->check_errors == 0 && result->corruptions == 0) {
return qcow2_mark_clean(bs);
}
return ret;
}
| 12,507 |
qemu | 0c53d7342b4e8412f3b81eed67f053304813dc5d | 1 | static inline void gen_sync_flags(DisasContext *dc)
{
/* Sync the tb dependent flag between translate and runtime. */
if (dc->tb_flags != dc->synced_flags) {
tcg_gen_movi_tl(env_flags, dc->tb_flags);
dc->synced_flags = dc->tb_flags;
}
}
| 12,508 |
FFmpeg | d1cf45911935cc4fed9afd3a37d99616d31eb9da | 1 | void avcodec_flush_buffers(AVCodecContext *avctx)
{
if(HAVE_PTHREADS && avctx->active_thread_type&FF_THREAD_FRAME)
ff_thread_flush(avctx);
if(avctx->codec->flush)
avctx->codec->flush(avctx);
}
| 12,509 |
FFmpeg | 80ca19f766aea8f4724aac1b3faa772d25163c8a | 0 | static int ipvideo_decode_block_opcode_0x5(IpvideoContext *s)
{
signed char x, y;
/* copy a block from the previous frame using an expanded range;
* need 2 more bytes */
CHECK_STREAM_PTR(2);
x = *s->stream_ptr++;
y = *s->stream_ptr++;
debug_interplay (" motion bytes = %d, %d\n", x, y);
return copy_from(s, &s->last_frame, x, y);
}
| 12,510 |
qemu | b946a1533209f61a93e34898aebb5b43154b99c3 | 1 | void smc91c111_init(NICInfo *nd, uint32_t base, qemu_irq irq)
{
smc91c111_state *s;
int iomemtype;
qemu_check_nic_model(nd, "smc91c111");
s = (smc91c111_state *)qemu_mallocz(sizeof(smc91c111_state));
iomemtype = cpu_register_io_memory(0, smc91c111_readfn,
smc91c111_writefn, s);
cpu_register_physical_memory(base, 16, iomemtype);
s->irq = irq;
memcpy(s->macaddr, nd->macaddr, 6);
smc91c111_reset(s);
s->vc = qemu_new_vlan_client(nd->vlan, nd->model, nd->name,
smc91c111_receive, smc91c111_can_receive, s);
qemu_format_nic_info_str(s->vc, s->macaddr);
/* ??? Save/restore. */
}
| 12,511 |
FFmpeg | dc0481f2fbae4d5942ccabf2061900da3ee85f30 | 0 | static av_cold int vc2_encode_frame(AVCodecContext *avctx, AVPacket *avpkt,
const AVFrame *frame, int *got_packet_ptr)
{
int ret;
int max_frame_bytes, sig_size = 256;
VC2EncContext *s = avctx->priv_data;
const char aux_data[] = "FFmpeg version "FFMPEG_VERSION;
const int aux_data_size = sizeof(aux_data);
const int header_size = 100 + aux_data_size;
int64_t r_bitrate = avctx->bit_rate >> (s->interlaced);
s->avctx = avctx;
s->size_scaler = 1;
s->prefix_bytes = 0;
s->last_parse_code = 0;
s->next_parse_offset = 0;
/* Rate control */
max_frame_bytes = (av_rescale(r_bitrate, s->avctx->time_base.num,
s->avctx->time_base.den) >> 3) - header_size;
/* Find an appropriate size scaler */
while (sig_size > 255) {
s->slice_max_bytes = FFALIGN(av_rescale(max_frame_bytes, 1,
s->num_x*s->num_y), s->size_scaler);
s->slice_max_bytes += 4 + s->prefix_bytes;
sig_size = s->slice_max_bytes/s->size_scaler; /* Signalled slize size */
s->size_scaler <<= 1;
}
ret = ff_alloc_packet2(avctx, avpkt, max_frame_bytes*2, 0);
if (ret < 0) {
av_log(avctx, AV_LOG_ERROR, "Error getting output packet.\n");
return ret;
} else {
init_put_bits(&s->pb, avpkt->data, avpkt->size);
}
encode_frame(s, frame, aux_data, s->interlaced);
if (s->interlaced)
encode_frame(s, frame, NULL, 2);
flush_put_bits(&s->pb);
avpkt->size = put_bits_count(&s->pb) >> 3;
*got_packet_ptr = 1;
return 0;
}
| 12,512 |
FFmpeg | aa241229891173b0357eee04e6ca78f806cc9c0c | 0 | static int estimate_best_b_count(MpegEncContext *s)
{
AVCodec *codec = avcodec_find_encoder(s->avctx->codec_id);
AVCodecContext *c = avcodec_alloc_context3(NULL);
AVFrame input[FF_MAX_B_FRAMES + 2];
const int scale = s->avctx->brd_scale;
int i, j, out_size, p_lambda, b_lambda, lambda2;
int64_t best_rd = INT64_MAX;
int best_b_count = -1;
assert(scale >= 0 && scale <= 3);
//emms_c();
//s->next_picture_ptr->quality;
p_lambda = s->last_lambda_for[AV_PICTURE_TYPE_P];
//p_lambda * FFABS(s->avctx->b_quant_factor) + s->avctx->b_quant_offset;
b_lambda = s->last_lambda_for[AV_PICTURE_TYPE_B];
if (!b_lambda) // FIXME we should do this somewhere else
b_lambda = p_lambda;
lambda2 = (b_lambda * b_lambda + (1 << FF_LAMBDA_SHIFT) / 2) >>
FF_LAMBDA_SHIFT;
c->width = s->width >> scale;
c->height = s->height >> scale;
c->flags = CODEC_FLAG_QSCALE | CODEC_FLAG_PSNR |
CODEC_FLAG_INPUT_PRESERVED /*| CODEC_FLAG_EMU_EDGE*/;
c->flags |= s->avctx->flags & CODEC_FLAG_QPEL;
c->mb_decision = s->avctx->mb_decision;
c->me_cmp = s->avctx->me_cmp;
c->mb_cmp = s->avctx->mb_cmp;
c->me_sub_cmp = s->avctx->me_sub_cmp;
c->pix_fmt = AV_PIX_FMT_YUV420P;
c->time_base = s->avctx->time_base;
c->max_b_frames = s->max_b_frames;
if (avcodec_open2(c, codec, NULL) < 0)
return -1;
for (i = 0; i < s->max_b_frames + 2; i++) {
int ysize = c->width * c->height;
int csize = (c->width / 2) * (c->height / 2);
Picture pre_input, *pre_input_ptr = i ? s->input_picture[i - 1] :
s->next_picture_ptr;
avcodec_get_frame_defaults(&input[i]);
input[i].data[0] = av_malloc(ysize + 2 * csize);
input[i].data[1] = input[i].data[0] + ysize;
input[i].data[2] = input[i].data[1] + csize;
input[i].linesize[0] = c->width;
input[i].linesize[1] =
input[i].linesize[2] = c->width / 2;
if (pre_input_ptr && (!i || s->input_picture[i - 1])) {
pre_input = *pre_input_ptr;
if (!pre_input.shared && i) {
pre_input.f.data[0] += INPLACE_OFFSET;
pre_input.f.data[1] += INPLACE_OFFSET;
pre_input.f.data[2] += INPLACE_OFFSET;
}
s->dsp.shrink[scale](input[i].data[0], input[i].linesize[0],
pre_input.f.data[0], pre_input.f.linesize[0],
c->width, c->height);
s->dsp.shrink[scale](input[i].data[1], input[i].linesize[1],
pre_input.f.data[1], pre_input.f.linesize[1],
c->width >> 1, c->height >> 1);
s->dsp.shrink[scale](input[i].data[2], input[i].linesize[2],
pre_input.f.data[2], pre_input.f.linesize[2],
c->width >> 1, c->height >> 1);
}
}
for (j = 0; j < s->max_b_frames + 1; j++) {
int64_t rd = 0;
if (!s->input_picture[j])
break;
c->error[0] = c->error[1] = c->error[2] = 0;
input[0].pict_type = AV_PICTURE_TYPE_I;
input[0].quality = 1 * FF_QP2LAMBDA;
out_size = encode_frame(c, &input[0]);
//rd += (out_size * lambda2) >> FF_LAMBDA_SHIFT;
for (i = 0; i < s->max_b_frames + 1; i++) {
int is_p = i % (j + 1) == j || i == s->max_b_frames;
input[i + 1].pict_type = is_p ?
AV_PICTURE_TYPE_P : AV_PICTURE_TYPE_B;
input[i + 1].quality = is_p ? p_lambda : b_lambda;
out_size = encode_frame(c, &input[i + 1]);
rd += (out_size * lambda2) >> (FF_LAMBDA_SHIFT - 3);
}
/* get the delayed frames */
while (out_size) {
out_size = encode_frame(c, NULL);
rd += (out_size * lambda2) >> (FF_LAMBDA_SHIFT - 3);
}
rd += c->error[0] + c->error[1] + c->error[2];
if (rd < best_rd) {
best_rd = rd;
best_b_count = j;
}
}
avcodec_close(c);
av_freep(&c);
for (i = 0; i < s->max_b_frames + 2; i++) {
av_freep(&input[i].data[0]);
}
return best_b_count;
}
| 12,513 |
FFmpeg | 0491a2a07a44f6e5e6f34081835e402c07025fd2 | 0 | static void show_stream(WriterContext *w, AVFormatContext *fmt_ctx, int stream_idx)
{
AVStream *stream = fmt_ctx->streams[stream_idx];
AVCodecContext *dec_ctx;
AVCodec *dec;
char val_str[128];
AVRational display_aspect_ratio;
struct print_buf pbuf = {.s = NULL};
print_section_header("stream");
print_int("index", stream->index);
if ((dec_ctx = stream->codec)) {
if ((dec = dec_ctx->codec)) {
print_str("codec_name", dec->name);
print_str("codec_long_name", dec->long_name);
} else {
print_str("codec_name", "unknown");
}
print_str("codec_type", av_x_if_null(av_get_media_type_string(dec_ctx->codec_type), "unknown"));
print_fmt("codec_time_base", "%d/%d", dec_ctx->time_base.num, dec_ctx->time_base.den);
/* print AVI/FourCC tag */
av_get_codec_tag_string(val_str, sizeof(val_str), dec_ctx->codec_tag);
print_str("codec_tag_string", val_str);
print_fmt("codec_tag", "0x%04x", dec_ctx->codec_tag);
switch (dec_ctx->codec_type) {
case AVMEDIA_TYPE_VIDEO:
print_int("width", dec_ctx->width);
print_int("height", dec_ctx->height);
print_int("has_b_frames", dec_ctx->has_b_frames);
if (dec_ctx->sample_aspect_ratio.num) {
print_fmt("sample_aspect_ratio", "%d:%d",
dec_ctx->sample_aspect_ratio.num,
dec_ctx->sample_aspect_ratio.den);
av_reduce(&display_aspect_ratio.num, &display_aspect_ratio.den,
dec_ctx->width * dec_ctx->sample_aspect_ratio.num,
dec_ctx->height * dec_ctx->sample_aspect_ratio.den,
1024*1024);
print_fmt("display_aspect_ratio", "%d:%d",
display_aspect_ratio.num,
display_aspect_ratio.den);
}
print_str("pix_fmt", av_x_if_null(av_get_pix_fmt_name(dec_ctx->pix_fmt), "unknown"));
print_int("level", dec_ctx->level);
break;
case AVMEDIA_TYPE_AUDIO:
print_str("sample_fmt",
av_x_if_null(av_get_sample_fmt_name(dec_ctx->sample_fmt), "unknown"));
print_val("sample_rate", dec_ctx->sample_rate, unit_hertz_str);
print_int("channels", dec_ctx->channels);
print_int("bits_per_sample", av_get_bits_per_sample(dec_ctx->codec_id));
break;
}
} else {
print_str("codec_type", "unknown");
}
if (dec_ctx->codec && dec_ctx->codec->priv_class) {
const AVOption *opt = NULL;
while (opt = av_opt_next(dec_ctx->priv_data,opt)) {
uint8_t *str;
if (opt->flags) continue;
if (av_opt_get(dec_ctx->priv_data, opt->name, 0, &str) >= 0) {
print_str(opt->name, str);
av_free(str);
}
}
}
if (fmt_ctx->iformat->flags & AVFMT_SHOW_IDS)
print_fmt("id", "0x%x", stream->id);
print_fmt("r_frame_rate", "%d/%d", stream->r_frame_rate.num, stream->r_frame_rate.den);
print_fmt("avg_frame_rate", "%d/%d", stream->avg_frame_rate.num, stream->avg_frame_rate.den);
print_fmt("time_base", "%d/%d", stream->time_base.num, stream->time_base.den);
print_time("start_time", stream->start_time, &stream->time_base);
print_time("duration", stream->duration, &stream->time_base);
if (stream->nb_frames)
print_fmt("nb_frames", "%"PRId64, stream->nb_frames);
show_tags(stream->metadata);
print_section_footer("stream");
av_free(pbuf.s);
fflush(stdout);
}
| 12,514 |
qemu | f3c75d42adbba553eaf218a832d4fbea32c8f7b8 | 1 | static void spapr_cpu_reset(void *opaque)
{
PowerPCCPU *cpu = opaque;
CPUState *cs = CPU(cpu);
CPUPPCState *env = &cpu->env;
cpu_reset(cs);
/* All CPUs start halted. CPU0 is unhalted from the machine level
* reset code and the rest are explicitly started up by the guest
* using an RTAS call */
cs->halted = 1;
env->spr[SPR_HIOR] = 0;
env->external_htab = (uint8_t *)spapr->htab;
if (kvm_enabled() && !env->external_htab) {
/*
* HV KVM, set external_htab to 1 so our ppc_hash64_load_hpte*
* functions do the right thing.
*/
env->external_htab = (void *)1;
}
env->htab_base = -1;
env->htab_mask = HTAB_SIZE(spapr) - 1;
env->spr[SPR_SDR1] = (target_ulong)(uintptr_t)spapr->htab |
(spapr->htab_shift - 18);
}
| 12,515 |
qemu | 522fccbe71e35efc96f66cb475f778c2ce02e9fc | 1 | static void exynos4210_fimd_update(void *opaque)
{
Exynos4210fimdState *s = (Exynos4210fimdState *)opaque;
DisplaySurface *surface = qemu_console_surface(s->console);
Exynos4210fimdWindow *w;
int i, line;
hwaddr fb_line_addr, inc_size;
int scrn_height;
int first_line = -1, last_line = -1, scrn_width;
bool blend = false;
uint8_t *host_fb_addr;
bool is_dirty = false;
const int global_width = (s->vidtcon[2] & FIMD_VIDTCON2_SIZE_MASK) + 1;
const int global_height = ((s->vidtcon[2] >> FIMD_VIDTCON2_VER_SHIFT) &
FIMD_VIDTCON2_SIZE_MASK) + 1;
if (!s || !s->console || !surface_bits_per_pixel(surface) ||
!s->enabled) {
return;
}
exynos4210_update_resolution(s);
for (i = 0; i < NUM_OF_WINDOWS; i++) {
w = &s->window[i];
if ((w->wincon & FIMD_WINCON_ENWIN) && w->host_fb_addr) {
scrn_height = w->rightbot_y - w->lefttop_y + 1;
scrn_width = w->virtpage_width;
/* Total width of virtual screen page in bytes */
inc_size = scrn_width + w->virtpage_offsize;
memory_region_sync_dirty_bitmap(w->mem_section.mr);
host_fb_addr = w->host_fb_addr;
fb_line_addr = w->mem_section.offset_within_region;
for (line = 0; line < scrn_height; line++) {
is_dirty = memory_region_get_dirty(w->mem_section.mr,
fb_line_addr, scrn_width, DIRTY_MEMORY_VGA);
if (s->invalidate || is_dirty) {
if (first_line == -1) {
first_line = line;
}
last_line = line;
w->draw_line(w, host_fb_addr, s->ifb +
w->lefttop_x * RGBA_SIZE + (w->lefttop_y + line) *
global_width * RGBA_SIZE, blend);
}
host_fb_addr += inc_size;
fb_line_addr += inc_size;
is_dirty = false;
}
memory_region_reset_dirty(w->mem_section.mr,
w->mem_section.offset_within_region,
w->fb_len, DIRTY_MEMORY_VGA);
blend = true;
}
}
/* Copy resulting image to QEMU_CONSOLE. */
if (first_line >= 0) {
uint8_t *d;
int bpp;
bpp = surface_bits_per_pixel(surface);
fimd_update_putpix_qemu(bpp);
bpp = (bpp + 1) >> 3;
d = surface_data(surface);
for (line = first_line; line <= last_line; line++) {
fimd_copy_line_toqemu(global_width, s->ifb + global_width * line *
RGBA_SIZE, d + global_width * line * bpp);
}
dpy_gfx_update(s->console, 0, 0, global_width, global_height);
}
s->invalidate = false;
s->vidintcon[1] |= FIMD_VIDINT_INTFRMPEND;
if ((s->vidcon[0] & FIMD_VIDCON0_ENVID_F) == 0) {
exynos4210_fimd_enable(s, false);
}
exynos4210_fimd_update_irq(s);
}
| 12,516 |
qemu | c5a49c63fa26e8825ad101dfe86339ae4c216539 | 1 | static void gen_waiti(DisasContext *dc, uint32_t imm4)
{
TCGv_i32 pc = tcg_const_i32(dc->next_pc);
TCGv_i32 intlevel = tcg_const_i32(imm4);
if (dc->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
}
gen_helper_waiti(cpu_env, pc, intlevel);
if (dc->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
}
tcg_temp_free(pc);
tcg_temp_free(intlevel);
gen_jumpi_check_loop_end(dc, 0);
}
| 12,517 |
qemu | c5a49c63fa26e8825ad101dfe86339ae4c216539 | 1 | static void spr_read_hdecr(DisasContext *ctx, int gprn, int sprn)
{
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
}
gen_helper_load_hdecr(cpu_gpr[gprn], cpu_env);
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
gen_stop_exception(ctx);
}
}
| 12,519 |
qemu | 67d6abff605064317d1922745b2e99ffc57b4a77 | 1 | static int get_physical_address (CPUState *env, target_ulong *physical,
int *prot, target_ulong address,
int rw, int access_type)
{
/* User mode can only access useg/xuseg */
int user_mode = (env->hflags & MIPS_HFLAG_MODE) == MIPS_HFLAG_UM;
int supervisor_mode = (env->hflags & MIPS_HFLAG_MODE) == MIPS_HFLAG_SM;
int kernel_mode = !user_mode && !supervisor_mode;
#if defined(TARGET_MIPS64)
int UX = (env->CP0_Status & (1 << CP0St_UX)) != 0;
int SX = (env->CP0_Status & (1 << CP0St_SX)) != 0;
int KX = (env->CP0_Status & (1 << CP0St_KX)) != 0;
#endif
int ret = TLBRET_MATCH;
#if 0
if (logfile) {
fprintf(logfile, "user mode %d h %08x\n",
user_mode, env->hflags);
}
#endif
if (address <= (int32_t)0x7FFFFFFFUL) {
/* useg */
if (env->CP0_Status & (1 << CP0St_ERL)) {
*physical = address & 0xFFFFFFFF;
*prot = PAGE_READ | PAGE_WRITE;
} else {
ret = env->tlb->map_address(env, physical, prot, address, rw, access_type);
}
#if defined(TARGET_MIPS64)
} else if (address < 0x4000000000000000ULL) {
/* xuseg */
if (UX && address < (0x3FFFFFFFFFFFFFFFULL & env->SEGMask)) {
ret = env->tlb->map_address(env, physical, prot, address, rw, access_type);
} else {
ret = TLBRET_BADADDR;
}
} else if (address < 0x8000000000000000ULL) {
/* xsseg */
if ((supervisor_mode || kernel_mode) &&
SX && address < (0x7FFFFFFFFFFFFFFFULL & env->SEGMask)) {
ret = env->tlb->map_address(env, physical, prot, address, rw, access_type);
} else {
ret = TLBRET_BADADDR;
}
} else if (address < 0xC000000000000000ULL) {
/* xkphys */
/* XXX: Assumes PABITS = 36 (correct for MIPS64R1) */
if (kernel_mode && KX &&
(address & 0x07FFFFFFFFFFFFFFULL) < 0x0000000FFFFFFFFFULL) {
*physical = address & 0x0000000FFFFFFFFFULL;
*prot = PAGE_READ | PAGE_WRITE;
} else {
ret = TLBRET_BADADDR;
}
} else if (address < 0xFFFFFFFF80000000ULL) {
/* xkseg */
if (kernel_mode && KX &&
address < (0xFFFFFFFF7FFFFFFFULL & env->SEGMask)) {
ret = env->tlb->map_address(env, physical, prot, address, rw, access_type);
} else {
ret = TLBRET_BADADDR;
}
#endif
} else if (address < (int32_t)0xA0000000UL) {
/* kseg0 */
if (kernel_mode) {
*physical = address - (int32_t)0x80000000UL;
*prot = PAGE_READ | PAGE_WRITE;
} else {
ret = TLBRET_BADADDR;
}
} else if (address < (int32_t)0xC0000000UL) {
/* kseg1 */
if (kernel_mode) {
*physical = address - (int32_t)0xA0000000UL;
*prot = PAGE_READ | PAGE_WRITE;
} else {
ret = TLBRET_BADADDR;
}
} else if (address < (int32_t)0xE0000000UL) {
/* sseg (kseg2) */
if (supervisor_mode || kernel_mode) {
ret = env->tlb->map_address(env, physical, prot, address, rw, access_type);
} else {
ret = TLBRET_BADADDR;
}
} else {
/* kseg3 */
/* XXX: debug segment is not emulated */
if (kernel_mode) {
ret = env->tlb->map_address(env, physical, prot, address, rw, access_type);
} else {
ret = TLBRET_BADADDR;
}
}
#if 0
if (logfile) {
fprintf(logfile, TARGET_FMT_lx " %d %d => " TARGET_FMT_lx " %d (%d)\n",
address, rw, access_type, *physical, *prot, ret);
}
#endif
return ret;
}
| 12,521 |
FFmpeg | 7f526efd17973ec6d2204f7a47b6923e2be31363 | 1 | void palette8tobgr32(const uint8_t *src, uint8_t *dst, unsigned num_pixels, const uint8_t *palette)
{
unsigned i;
for(i=0; i<num_pixels; i++)
{
#ifdef WORDS_BIGENDIAN
dst[3]= palette[ src[i]*4+0 ];
dst[2]= palette[ src[i]*4+1 ];
dst[1]= palette[ src[i]*4+2 ];
#else
//FIXME slow?
dst[0]= palette[ src[i]*4+0 ];
dst[1]= palette[ src[i]*4+1 ];
dst[2]= palette[ src[i]*4+2 ];
// dst[3]= 0; /* do we need this cleansing? */
#endif
dst+= 4;
}
}
| 12,523 |
FFmpeg | b593f7fdef3448ea0fadfccc0bd7e4fde3df84aa | 1 | int av_seek_frame_binary(AVFormatContext *s, int stream_index, int64_t target_ts, int flags){
AVInputFormat *avif= s->iformat;
int64_t av_uninit(pos_min), av_uninit(pos_max), pos, pos_limit;
int64_t ts_min, ts_max, ts;
int index;
AVStream *st;
if (stream_index < 0)
return -1;
#ifdef DEBUG_SEEK
av_log(s, AV_LOG_DEBUG, "read_seek: %d %"PRId64"\n", stream_index, target_ts);
#endif
ts_max=
ts_min= AV_NOPTS_VALUE;
pos_limit= -1; //gcc falsely says it may be uninitialized
st= s->streams[stream_index];
if(st->index_entries){
AVIndexEntry *e;
index= av_index_search_timestamp(st, target_ts, flags | AVSEEK_FLAG_BACKWARD); //FIXME whole func must be checked for non-keyframe entries in index case, especially read_timestamp()
index= FFMAX(index, 0);
e= &st->index_entries[index];
if(e->timestamp <= target_ts || e->pos == e->min_distance){
pos_min= e->pos;
ts_min= e->timestamp;
#ifdef DEBUG_SEEK
av_log(s, AV_LOG_DEBUG, "using cached pos_min=0x%"PRIx64" dts_min=%"PRId64"\n",
pos_min,ts_min);
#endif
}else{
assert(index==0);
}
index= av_index_search_timestamp(st, target_ts, flags & ~AVSEEK_FLAG_BACKWARD);
assert(index < st->nb_index_entries);
if(index >= 0){
e= &st->index_entries[index];
assert(e->timestamp >= target_ts);
pos_max= e->pos;
ts_max= e->timestamp;
pos_limit= pos_max - e->min_distance;
#ifdef DEBUG_SEEK
av_log(s, AV_LOG_DEBUG, "using cached pos_max=0x%"PRIx64" pos_limit=0x%"PRIx64" dts_max=%"PRId64"\n",
pos_max,pos_limit, ts_max);
#endif
}
}
pos= av_gen_search(s, stream_index, target_ts, pos_min, pos_max, pos_limit, ts_min, ts_max, flags, &ts, avif->read_timestamp);
if(pos<0)
return -1;
/* do the seek */
url_fseek(s->pb, pos, SEEK_SET);
av_update_cur_dts(s, st, ts);
return 0;
}
| 12,524 |
qemu | ee8e76141b4dd00f8e97fda274876a17f9a46bbe | 1 | static abi_long do_ipc(unsigned int call, abi_long first,
abi_long second, abi_long third,
abi_long ptr, abi_long fifth)
{
int version;
abi_long ret = 0;
version = call >> 16;
call &= 0xffff;
switch (call) {
case IPCOP_semop:
ret = do_semop(first, ptr, second);
break;
case IPCOP_semget:
ret = get_errno(semget(first, second, third));
break;
case IPCOP_semctl: {
/* The semun argument to semctl is passed by value, so dereference the
* ptr argument. */
abi_ulong atptr;
get_user_ual(atptr, ptr);
ret = do_semctl(first, second, third, atptr);
break;
}
case IPCOP_msgget:
ret = get_errno(msgget(first, second));
break;
case IPCOP_msgsnd:
ret = do_msgsnd(first, ptr, second, third);
break;
case IPCOP_msgctl:
ret = do_msgctl(first, second, ptr);
break;
case IPCOP_msgrcv:
switch (version) {
case 0:
{
struct target_ipc_kludge {
abi_long msgp;
abi_long msgtyp;
} *tmp;
if (!lock_user_struct(VERIFY_READ, tmp, ptr, 1)) {
ret = -TARGET_EFAULT;
break;
}
ret = do_msgrcv(first, tswapal(tmp->msgp), second, tswapal(tmp->msgtyp), third);
unlock_user_struct(tmp, ptr, 0);
break;
}
default:
ret = do_msgrcv(first, ptr, second, fifth, third);
}
break;
case IPCOP_shmat:
switch (version) {
default:
{
abi_ulong raddr;
raddr = do_shmat(first, ptr, second);
if (is_error(raddr))
return get_errno(raddr);
if (put_user_ual(raddr, third))
return -TARGET_EFAULT;
break;
}
case 1:
ret = -TARGET_EINVAL;
break;
}
break;
case IPCOP_shmdt:
ret = do_shmdt(ptr);
break;
case IPCOP_shmget:
/* IPC_* flag values are the same on all linux platforms */
ret = get_errno(shmget(first, second, third));
break;
/* IPC_* and SHM_* command values are the same on all linux platforms */
case IPCOP_shmctl:
ret = do_shmctl(first, second, ptr);
break;
default:
gemu_log("Unsupported ipc call: %d (version %d)\n", call, version);
ret = -TARGET_ENOSYS;
break;
}
return ret;
}
| 12,525 |
qemu | f61eddcb2bb5cbbdd1d911b7e937db9affc29028 | 0 | static int virtcon_parse(const char *devname)
{
QemuOptsList *device = qemu_find_opts("device");
static int index = 0;
char label[32];
QemuOpts *bus_opts, *dev_opts;
if (strcmp(devname, "none") == 0)
return 0;
if (index == MAX_VIRTIO_CONSOLES) {
fprintf(stderr, "qemu: too many virtio consoles\n");
exit(1);
}
bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
if (arch_type == QEMU_ARCH_S390X) {
qemu_opt_set(bus_opts, "driver", "virtio-serial-s390", &error_abort);
} else {
qemu_opt_set(bus_opts, "driver", "virtio-serial-pci", &error_abort);
}
dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
qemu_opt_set(dev_opts, "driver", "virtconsole", &error_abort);
snprintf(label, sizeof(label), "virtcon%d", index);
virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
if (!virtcon_hds[index]) {
fprintf(stderr, "qemu: could not connect virtio console"
" to character backend '%s'\n", devname);
return -1;
}
qemu_opt_set(dev_opts, "chardev", label, &error_abort);
index++;
return 0;
}
| 12,526 |
qemu | 4a1418e07bdcfaa3177739e04707ecaec75d89e1 | 0 | void helper_lcall_protected(int new_cs, target_ulong new_eip,
int shift, int next_eip_addend)
{
int new_stack, i;
uint32_t e1, e2, cpl, dpl, rpl, selector, offset, param_count;
uint32_t ss = 0, ss_e1 = 0, ss_e2 = 0, sp, type, ss_dpl, sp_mask;
uint32_t val, limit, old_sp_mask;
target_ulong ssp, old_ssp, next_eip;
next_eip = env->eip + next_eip_addend;
LOG_PCALL("lcall %04x:%08x s=%d\n", new_cs, (uint32_t)new_eip, shift);
LOG_PCALL_STATE(env);
if ((new_cs & 0xfffc) == 0)
raise_exception_err(EXCP0D_GPF, 0);
if (load_segment(&e1, &e2, new_cs) != 0)
raise_exception_err(EXCP0D_GPF, new_cs & 0xfffc);
cpl = env->hflags & HF_CPL_MASK;
LOG_PCALL("desc=%08x:%08x\n", e1, e2);
if (e2 & DESC_S_MASK) {
if (!(e2 & DESC_CS_MASK))
raise_exception_err(EXCP0D_GPF, new_cs & 0xfffc);
dpl = (e2 >> DESC_DPL_SHIFT) & 3;
if (e2 & DESC_C_MASK) {
/* conforming code segment */
if (dpl > cpl)
raise_exception_err(EXCP0D_GPF, new_cs & 0xfffc);
} else {
/* non conforming code segment */
rpl = new_cs & 3;
if (rpl > cpl)
raise_exception_err(EXCP0D_GPF, new_cs & 0xfffc);
if (dpl != cpl)
raise_exception_err(EXCP0D_GPF, new_cs & 0xfffc);
}
if (!(e2 & DESC_P_MASK))
raise_exception_err(EXCP0B_NOSEG, new_cs & 0xfffc);
#ifdef TARGET_X86_64
/* XXX: check 16/32 bit cases in long mode */
if (shift == 2) {
target_ulong rsp;
/* 64 bit case */
rsp = ESP;
PUSHQ(rsp, env->segs[R_CS].selector);
PUSHQ(rsp, next_eip);
/* from this point, not restartable */
ESP = rsp;
cpu_x86_load_seg_cache(env, R_CS, (new_cs & 0xfffc) | cpl,
get_seg_base(e1, e2),
get_seg_limit(e1, e2), e2);
EIP = new_eip;
} else
#endif
{
sp = ESP;
sp_mask = get_sp_mask(env->segs[R_SS].flags);
ssp = env->segs[R_SS].base;
if (shift) {
PUSHL(ssp, sp, sp_mask, env->segs[R_CS].selector);
PUSHL(ssp, sp, sp_mask, next_eip);
} else {
PUSHW(ssp, sp, sp_mask, env->segs[R_CS].selector);
PUSHW(ssp, sp, sp_mask, next_eip);
}
limit = get_seg_limit(e1, e2);
if (new_eip > limit)
raise_exception_err(EXCP0D_GPF, new_cs & 0xfffc);
/* from this point, not restartable */
SET_ESP(sp, sp_mask);
cpu_x86_load_seg_cache(env, R_CS, (new_cs & 0xfffc) | cpl,
get_seg_base(e1, e2), limit, e2);
EIP = new_eip;
}
} else {
/* check gate type */
type = (e2 >> DESC_TYPE_SHIFT) & 0x1f;
dpl = (e2 >> DESC_DPL_SHIFT) & 3;
rpl = new_cs & 3;
switch(type) {
case 1: /* available 286 TSS */
case 9: /* available 386 TSS */
case 5: /* task gate */
if (dpl < cpl || dpl < rpl)
raise_exception_err(EXCP0D_GPF, new_cs & 0xfffc);
switch_tss(new_cs, e1, e2, SWITCH_TSS_CALL, next_eip);
CC_OP = CC_OP_EFLAGS;
return;
case 4: /* 286 call gate */
case 12: /* 386 call gate */
break;
default:
raise_exception_err(EXCP0D_GPF, new_cs & 0xfffc);
break;
}
shift = type >> 3;
if (dpl < cpl || dpl < rpl)
raise_exception_err(EXCP0D_GPF, new_cs & 0xfffc);
/* check valid bit */
if (!(e2 & DESC_P_MASK))
raise_exception_err(EXCP0B_NOSEG, new_cs & 0xfffc);
selector = e1 >> 16;
offset = (e2 & 0xffff0000) | (e1 & 0x0000ffff);
param_count = e2 & 0x1f;
if ((selector & 0xfffc) == 0)
raise_exception_err(EXCP0D_GPF, 0);
if (load_segment(&e1, &e2, selector) != 0)
raise_exception_err(EXCP0D_GPF, selector & 0xfffc);
if (!(e2 & DESC_S_MASK) || !(e2 & (DESC_CS_MASK)))
raise_exception_err(EXCP0D_GPF, selector & 0xfffc);
dpl = (e2 >> DESC_DPL_SHIFT) & 3;
if (dpl > cpl)
raise_exception_err(EXCP0D_GPF, selector & 0xfffc);
if (!(e2 & DESC_P_MASK))
raise_exception_err(EXCP0B_NOSEG, selector & 0xfffc);
if (!(e2 & DESC_C_MASK) && dpl < cpl) {
/* to inner privilege */
get_ss_esp_from_tss(&ss, &sp, dpl);
LOG_PCALL("new ss:esp=%04x:%08x param_count=%d ESP=" TARGET_FMT_lx "\n",
ss, sp, param_count, ESP);
if ((ss & 0xfffc) == 0)
raise_exception_err(EXCP0A_TSS, ss & 0xfffc);
if ((ss & 3) != dpl)
raise_exception_err(EXCP0A_TSS, ss & 0xfffc);
if (load_segment(&ss_e1, &ss_e2, ss) != 0)
raise_exception_err(EXCP0A_TSS, ss & 0xfffc);
ss_dpl = (ss_e2 >> DESC_DPL_SHIFT) & 3;
if (ss_dpl != dpl)
raise_exception_err(EXCP0A_TSS, ss & 0xfffc);
if (!(ss_e2 & DESC_S_MASK) ||
(ss_e2 & DESC_CS_MASK) ||
!(ss_e2 & DESC_W_MASK))
raise_exception_err(EXCP0A_TSS, ss & 0xfffc);
if (!(ss_e2 & DESC_P_MASK))
raise_exception_err(EXCP0A_TSS, ss & 0xfffc);
// push_size = ((param_count * 2) + 8) << shift;
old_sp_mask = get_sp_mask(env->segs[R_SS].flags);
old_ssp = env->segs[R_SS].base;
sp_mask = get_sp_mask(ss_e2);
ssp = get_seg_base(ss_e1, ss_e2);
if (shift) {
PUSHL(ssp, sp, sp_mask, env->segs[R_SS].selector);
PUSHL(ssp, sp, sp_mask, ESP);
for(i = param_count - 1; i >= 0; i--) {
val = ldl_kernel(old_ssp + ((ESP + i * 4) & old_sp_mask));
PUSHL(ssp, sp, sp_mask, val);
}
} else {
PUSHW(ssp, sp, sp_mask, env->segs[R_SS].selector);
PUSHW(ssp, sp, sp_mask, ESP);
for(i = param_count - 1; i >= 0; i--) {
val = lduw_kernel(old_ssp + ((ESP + i * 2) & old_sp_mask));
PUSHW(ssp, sp, sp_mask, val);
}
}
new_stack = 1;
} else {
/* to same privilege */
sp = ESP;
sp_mask = get_sp_mask(env->segs[R_SS].flags);
ssp = env->segs[R_SS].base;
// push_size = (4 << shift);
new_stack = 0;
}
if (shift) {
PUSHL(ssp, sp, sp_mask, env->segs[R_CS].selector);
PUSHL(ssp, sp, sp_mask, next_eip);
} else {
PUSHW(ssp, sp, sp_mask, env->segs[R_CS].selector);
PUSHW(ssp, sp, sp_mask, next_eip);
}
/* from this point, not restartable */
if (new_stack) {
ss = (ss & ~3) | dpl;
cpu_x86_load_seg_cache(env, R_SS, ss,
ssp,
get_seg_limit(ss_e1, ss_e2),
ss_e2);
}
selector = (selector & ~3) | dpl;
cpu_x86_load_seg_cache(env, R_CS, selector,
get_seg_base(e1, e2),
get_seg_limit(e1, e2),
e2);
cpu_x86_set_cpl(env, dpl);
SET_ESP(sp, sp_mask);
EIP = offset;
}
#ifdef CONFIG_KQEMU
if (kqemu_is_ok(env)) {
env->exception_index = -1;
cpu_loop_exit();
}
#endif
}
| 12,527 |
qemu | 2e6fc7eb1a4af1b127df5f07b8bb28af891946fa | 0 | static void raw_reopen_abort(BDRVReopenState *state)
{
g_free(state->opaque);
state->opaque = NULL;
}
| 12,528 |
qemu | 85b3ed1db5e50b66016ef59ca2afce10e753cbc6 | 0 | void err (const char *s)
{
perror (s);
abort ();
}
| 12,529 |
qemu | a89f364ae8740dfc31b321eed9ee454e996dc3c1 | 0 | static void hda_audio_command(HDACodecDevice *hda, uint32_t nid, uint32_t data)
{
HDAAudioState *a = HDA_AUDIO(hda);
HDAAudioStream *st;
const desc_node *node = NULL;
const desc_param *param;
uint32_t verb, payload, response, count, shift;
if ((data & 0x70000) == 0x70000) {
/* 12/8 id/payload */
verb = (data >> 8) & 0xfff;
payload = data & 0x00ff;
} else {
/* 4/16 id/payload */
verb = (data >> 8) & 0xf00;
payload = data & 0xffff;
}
node = hda_codec_find_node(a->desc, nid);
if (node == NULL) {
goto fail;
}
dprint(a, 2, "%s: nid %d (%s), verb 0x%x, payload 0x%x\n",
__FUNCTION__, nid, node->name, verb, payload);
switch (verb) {
/* all nodes */
case AC_VERB_PARAMETERS:
param = hda_codec_find_param(node, payload);
if (param == NULL) {
goto fail;
}
hda_codec_response(hda, true, param->val);
break;
case AC_VERB_GET_SUBSYSTEM_ID:
hda_codec_response(hda, true, a->desc->iid);
break;
/* all functions */
case AC_VERB_GET_CONNECT_LIST:
param = hda_codec_find_param(node, AC_PAR_CONNLIST_LEN);
count = param ? param->val : 0;
response = 0;
shift = 0;
while (payload < count && shift < 32) {
response |= node->conn[payload] << shift;
payload++;
shift += 8;
}
hda_codec_response(hda, true, response);
break;
/* pin widget */
case AC_VERB_GET_CONFIG_DEFAULT:
hda_codec_response(hda, true, node->config);
break;
case AC_VERB_GET_PIN_WIDGET_CONTROL:
hda_codec_response(hda, true, node->pinctl);
break;
case AC_VERB_SET_PIN_WIDGET_CONTROL:
if (node->pinctl != payload) {
dprint(a, 1, "unhandled pin control bit\n");
}
hda_codec_response(hda, true, 0);
break;
/* audio in/out widget */
case AC_VERB_SET_CHANNEL_STREAMID:
st = a->st + node->stindex;
if (st->node == NULL) {
goto fail;
}
hda_audio_set_running(st, false);
st->stream = (payload >> 4) & 0x0f;
st->channel = payload & 0x0f;
dprint(a, 2, "%s: stream %d, channel %d\n",
st->node->name, st->stream, st->channel);
hda_audio_set_running(st, a->running_real[st->output * 16 + st->stream]);
hda_codec_response(hda, true, 0);
break;
case AC_VERB_GET_CONV:
st = a->st + node->stindex;
if (st->node == NULL) {
goto fail;
}
response = st->stream << 4 | st->channel;
hda_codec_response(hda, true, response);
break;
case AC_VERB_SET_STREAM_FORMAT:
st = a->st + node->stindex;
if (st->node == NULL) {
goto fail;
}
st->format = payload;
hda_codec_parse_fmt(st->format, &st->as);
hda_audio_setup(st);
hda_codec_response(hda, true, 0);
break;
case AC_VERB_GET_STREAM_FORMAT:
st = a->st + node->stindex;
if (st->node == NULL) {
goto fail;
}
hda_codec_response(hda, true, st->format);
break;
case AC_VERB_GET_AMP_GAIN_MUTE:
st = a->st + node->stindex;
if (st->node == NULL) {
goto fail;
}
if (payload & AC_AMP_GET_LEFT) {
response = st->gain_left | (st->mute_left ? AC_AMP_MUTE : 0);
} else {
response = st->gain_right | (st->mute_right ? AC_AMP_MUTE : 0);
}
hda_codec_response(hda, true, response);
break;
case AC_VERB_SET_AMP_GAIN_MUTE:
st = a->st + node->stindex;
if (st->node == NULL) {
goto fail;
}
dprint(a, 1, "amp (%s): %s%s%s%s index %d gain %3d %s\n",
st->node->name,
(payload & AC_AMP_SET_OUTPUT) ? "o" : "-",
(payload & AC_AMP_SET_INPUT) ? "i" : "-",
(payload & AC_AMP_SET_LEFT) ? "l" : "-",
(payload & AC_AMP_SET_RIGHT) ? "r" : "-",
(payload & AC_AMP_SET_INDEX) >> AC_AMP_SET_INDEX_SHIFT,
(payload & AC_AMP_GAIN),
(payload & AC_AMP_MUTE) ? "muted" : "");
if (payload & AC_AMP_SET_LEFT) {
st->gain_left = payload & AC_AMP_GAIN;
st->mute_left = payload & AC_AMP_MUTE;
}
if (payload & AC_AMP_SET_RIGHT) {
st->gain_right = payload & AC_AMP_GAIN;
st->mute_right = payload & AC_AMP_MUTE;
}
hda_audio_set_amp(st);
hda_codec_response(hda, true, 0);
break;
/* not supported */
case AC_VERB_SET_POWER_STATE:
case AC_VERB_GET_POWER_STATE:
case AC_VERB_GET_SDI_SELECT:
hda_codec_response(hda, true, 0);
break;
default:
goto fail;
}
return;
fail:
dprint(a, 1, "%s: not handled: nid %d (%s), verb 0x%x, payload 0x%x\n",
__FUNCTION__, nid, node ? node->name : "?", verb, payload);
hda_codec_response(hda, true, 0);
}
| 12,530 |
FFmpeg | c89658008705d949c319df3fa6f400c481ad73e1 | 0 | static void sdp_parse_fmtp_config(AVCodecContext * codec, void *ctx,
char *attr, char *value)
{
switch (codec->codec_id) {
case CODEC_ID_MPEG4:
case CODEC_ID_AAC:
if (!strcmp(attr, "config")) {
/* decode the hexa encoded parameter */
int len = hex_to_data(NULL, value);
if (codec->extradata)
av_free(codec->extradata);
codec->extradata = av_mallocz(len + FF_INPUT_BUFFER_PADDING_SIZE);
if (!codec->extradata)
return;
codec->extradata_size = len;
hex_to_data(codec->extradata, value);
}
break;
case CODEC_ID_VORBIS:
ff_vorbis_parse_fmtp_config(codec, ctx, attr, value);
break;
default:
break;
}
return;
}
| 12,531 |
qemu | 90f998f5f4267a0c22e983f533d19b9de1849283 | 0 | static void mux_print_help(CharDriverState *chr)
{
int i, j;
char ebuf[15] = "Escape-Char";
char cbuf[50] = "\n\r";
if (term_escape_char > 0 && term_escape_char < 26) {
snprintf(cbuf, sizeof(cbuf), "\n\r");
snprintf(ebuf, sizeof(ebuf), "C-%c", term_escape_char - 1 + 'a');
} else {
snprintf(cbuf, sizeof(cbuf),
"\n\rEscape-Char set to Ascii: 0x%02x\n\r\n\r",
term_escape_char);
}
qemu_chr_fe_write(chr, (uint8_t *)cbuf, strlen(cbuf));
for (i = 0; mux_help[i] != NULL; i++) {
for (j=0; mux_help[i][j] != '\0'; j++) {
if (mux_help[i][j] == '%')
qemu_chr_fe_write(chr, (uint8_t *)ebuf, strlen(ebuf));
else
qemu_chr_fe_write(chr, (uint8_t *)&mux_help[i][j], 1);
}
}
}
| 12,532 |
qemu | 72cf2d4f0e181d0d3a3122e04129c58a95da713e | 0 | void net_slirp_hostfwd_remove(Monitor *mon, const QDict *qdict)
{
struct in_addr host_addr = { .s_addr = INADDR_ANY };
int host_port;
char buf[256] = "";
const char *src_str, *p;
SlirpState *s;
int is_udp = 0;
int err;
const char *arg1 = qdict_get_str(qdict, "arg1");
const char *arg2 = qdict_get_try_str(qdict, "arg2");
const char *arg3 = qdict_get_try_str(qdict, "arg3");
if (arg2) {
s = slirp_lookup(mon, arg1, arg2);
src_str = arg3;
} else {
s = slirp_lookup(mon, NULL, NULL);
src_str = arg1;
}
if (!s) {
return;
}
if (!src_str || !src_str[0])
goto fail_syntax;
p = src_str;
get_str_sep(buf, sizeof(buf), &p, ':');
if (!strcmp(buf, "tcp") || buf[0] == '\0') {
is_udp = 0;
} else if (!strcmp(buf, "udp")) {
is_udp = 1;
} else {
goto fail_syntax;
}
if (get_str_sep(buf, sizeof(buf), &p, ':') < 0) {
goto fail_syntax;
}
if (buf[0] != '\0' && !inet_aton(buf, &host_addr)) {
goto fail_syntax;
}
host_port = atoi(p);
err = slirp_remove_hostfwd(TAILQ_FIRST(&slirp_stacks)->slirp, is_udp,
host_addr, host_port);
monitor_printf(mon, "host forwarding rule for %s %s\n", src_str,
err ? "removed" : "not found");
return;
fail_syntax:
monitor_printf(mon, "invalid format\n");
}
| 12,533 |
qemu | c54616608af442edf4cfb7397a1909c2653efba0 | 0 | static QObject *parse_object(JSONParserContext *ctxt, va_list *ap)
{
QDict *dict = NULL;
QObject *token, *peek;
JSONParserContext saved_ctxt = parser_context_save(ctxt);
token = parser_context_pop_token(ctxt);
if (token == NULL) {
goto out;
}
if (!token_is_operator(token, '{')) {
goto out;
}
dict = qdict_new();
peek = parser_context_peek_token(ctxt);
if (peek == NULL) {
parse_error(ctxt, NULL, "premature EOI");
goto out;
}
if (!token_is_operator(peek, '}')) {
if (parse_pair(ctxt, dict, ap) == -1) {
goto out;
}
token = parser_context_pop_token(ctxt);
if (token == NULL) {
parse_error(ctxt, NULL, "premature EOI");
goto out;
}
while (!token_is_operator(token, '}')) {
if (!token_is_operator(token, ',')) {
parse_error(ctxt, token, "expected separator in dict");
goto out;
}
if (parse_pair(ctxt, dict, ap) == -1) {
goto out;
}
token = parser_context_pop_token(ctxt);
if (token == NULL) {
parse_error(ctxt, NULL, "premature EOI");
goto out;
}
}
} else {
(void)parser_context_pop_token(ctxt);
}
return QOBJECT(dict);
out:
parser_context_restore(ctxt, saved_ctxt);
QDECREF(dict);
return NULL;
}
| 12,534 |
qemu | 32bafa8fdd098d52fbf1102d5a5e48d29398c0aa | 0 | static void qemu_chr_parse_mux(QemuOpts *opts, ChardevBackend *backend,
Error **errp)
{
const char *chardev = qemu_opt_get(opts, "chardev");
ChardevMux *mux;
if (chardev == NULL) {
error_setg(errp, "chardev: mux: no chardev given");
return;
}
mux = backend->u.mux = g_new0(ChardevMux, 1);
qemu_chr_parse_common(opts, qapi_ChardevMux_base(mux));
mux->chardev = g_strdup(chardev);
}
| 12,535 |
qemu | 51b19ebe4320f3dcd93cea71235c1219318ddfd2 | 0 | static void do_flush_queued_data(VirtIOSerialPort *port, VirtQueue *vq,
VirtIODevice *vdev)
{
VirtIOSerialPortClass *vsc;
assert(port);
assert(virtio_queue_ready(vq));
vsc = VIRTIO_SERIAL_PORT_GET_CLASS(port);
while (!port->throttled) {
unsigned int i;
/* Pop an elem only if we haven't left off a previous one mid-way */
if (!port->elem.out_num) {
if (!virtqueue_pop(vq, &port->elem)) {
break;
}
port->iov_idx = 0;
port->iov_offset = 0;
}
for (i = port->iov_idx; i < port->elem.out_num; i++) {
size_t buf_size;
ssize_t ret;
buf_size = port->elem.out_sg[i].iov_len - port->iov_offset;
ret = vsc->have_data(port,
port->elem.out_sg[i].iov_base
+ port->iov_offset,
buf_size);
if (port->throttled) {
port->iov_idx = i;
if (ret > 0) {
port->iov_offset += ret;
}
break;
}
port->iov_offset = 0;
}
if (port->throttled) {
break;
}
virtqueue_push(vq, &port->elem, 0);
port->elem.out_num = 0;
}
virtio_notify(vdev, vq);
}
| 12,536 |
qemu | bf937a7965c1d1a6dce4f615d0ead2e2ab505004 | 0 | static void l2cap_command(struct l2cap_instance_s *l2cap, int code, int id,
const uint8_t *params, int len)
{
int err;
#if 0
/* TODO: do the IDs really have to be in sequence? */
if (!id || (id != l2cap->last_id && id != l2cap->next_id)) {
fprintf(stderr, "%s: out of sequence command packet ignored.\n",
__func__);
return;
}
#else
l2cap->next_id = id;
#endif
if (id == l2cap->next_id) {
l2cap->last_id = l2cap->next_id;
l2cap->next_id = l2cap->next_id == 255 ? 1 : l2cap->next_id + 1;
} else {
/* TODO: Need to re-send the same response, without re-executing
* the corresponding command! */
}
switch (code) {
case L2CAP_COMMAND_REJ:
if (unlikely(len != 2 && len != 4 && len != 6)) {
err = L2CAP_REJ_CMD_NOT_UNDERSTOOD;
goto reject;
}
/* We never issue commands other than Command Reject currently. */
fprintf(stderr, "%s: stray Command Reject (%02x, %04x) "
"packet, ignoring.\n", __func__, id,
le16_to_cpu(((l2cap_cmd_rej *) params)->reason));
break;
case L2CAP_CONN_REQ:
if (unlikely(len != L2CAP_CONN_REQ_SIZE)) {
err = L2CAP_REJ_CMD_NOT_UNDERSTOOD;
goto reject;
}
l2cap_channel_open_req_msg(l2cap,
le16_to_cpu(((l2cap_conn_req *) params)->psm),
le16_to_cpu(((l2cap_conn_req *) params)->scid));
break;
case L2CAP_CONN_RSP:
if (unlikely(len != L2CAP_CONN_RSP_SIZE)) {
err = L2CAP_REJ_CMD_NOT_UNDERSTOOD;
goto reject;
}
/* We never issue Connection Requests currently. TODO */
fprintf(stderr, "%s: unexpected Connection Response (%02x) "
"packet, ignoring.\n", __func__, id);
break;
case L2CAP_CONF_REQ:
if (unlikely(len < L2CAP_CONF_REQ_SIZE(0))) {
err = L2CAP_REJ_CMD_NOT_UNDERSTOOD;
goto reject;
}
l2cap_channel_config_req_msg(l2cap,
le16_to_cpu(((l2cap_conf_req *) params)->flags) & 1,
le16_to_cpu(((l2cap_conf_req *) params)->dcid),
((l2cap_conf_req *) params)->data,
len - L2CAP_CONF_REQ_SIZE(0));
break;
case L2CAP_CONF_RSP:
if (unlikely(len < L2CAP_CONF_RSP_SIZE(0))) {
err = L2CAP_REJ_CMD_NOT_UNDERSTOOD;
goto reject;
}
if (l2cap_channel_config_rsp_msg(l2cap,
le16_to_cpu(((l2cap_conf_rsp *) params)->result),
le16_to_cpu(((l2cap_conf_rsp *) params)->flags) & 1,
le16_to_cpu(((l2cap_conf_rsp *) params)->scid),
((l2cap_conf_rsp *) params)->data,
len - L2CAP_CONF_RSP_SIZE(0)))
fprintf(stderr, "%s: unexpected Configure Response (%02x) "
"packet, ignoring.\n", __func__, id);
break;
case L2CAP_DISCONN_REQ:
if (unlikely(len != L2CAP_DISCONN_REQ_SIZE)) {
err = L2CAP_REJ_CMD_NOT_UNDERSTOOD;
goto reject;
}
l2cap_channel_close(l2cap,
le16_to_cpu(((l2cap_disconn_req *) params)->dcid),
le16_to_cpu(((l2cap_disconn_req *) params)->scid));
break;
case L2CAP_DISCONN_RSP:
if (unlikely(len != L2CAP_DISCONN_RSP_SIZE)) {
err = L2CAP_REJ_CMD_NOT_UNDERSTOOD;
goto reject;
}
/* We never issue Disconnection Requests currently. TODO */
fprintf(stderr, "%s: unexpected Disconnection Response (%02x) "
"packet, ignoring.\n", __func__, id);
break;
case L2CAP_ECHO_REQ:
l2cap_echo_response(l2cap, params, len);
break;
case L2CAP_ECHO_RSP:
/* We never issue Echo Requests currently. TODO */
fprintf(stderr, "%s: unexpected Echo Response (%02x) "
"packet, ignoring.\n", __func__, id);
break;
case L2CAP_INFO_REQ:
if (unlikely(len != L2CAP_INFO_REQ_SIZE)) {
err = L2CAP_REJ_CMD_NOT_UNDERSTOOD;
goto reject;
}
l2cap_info(l2cap, le16_to_cpu(((l2cap_info_req *) params)->type));
break;
case L2CAP_INFO_RSP:
if (unlikely(len != L2CAP_INFO_RSP_SIZE)) {
err = L2CAP_REJ_CMD_NOT_UNDERSTOOD;
goto reject;
}
/* We never issue Information Requests currently. TODO */
fprintf(stderr, "%s: unexpected Information Response (%02x) "
"packet, ignoring.\n", __func__, id);
break;
default:
err = L2CAP_REJ_CMD_NOT_UNDERSTOOD;
reject:
l2cap_command_reject(l2cap, id, err, 0, 0);
break;
}
}
| 12,537 |
qemu | 0d1460226fb05c92fa3ad869ca39090ff13cf6bc | 0 | static int curl_aio_flush(void *opaque)
{
BDRVCURLState *s = opaque;
int i, j;
for (i=0; i < CURL_NUM_STATES; i++) {
for(j=0; j < CURL_NUM_ACB; j++) {
if (s->states[i].acb[j]) {
return 1;
}
}
}
return 0;
}
| 12,538 |
qemu | b3ce84fea466f3bca2ff85d158744f00c0f429bd | 0 | static void test_dynamic_globalprop_subprocess(void)
{
MyType *mt;
static GlobalProperty props[] = {
{ TYPE_DYNAMIC_PROPS, "prop1", "101", true },
{ TYPE_DYNAMIC_PROPS, "prop2", "102", true },
{ TYPE_DYNAMIC_PROPS"-bad", "prop3", "103", true },
/* .not_used=false to emulate what qdev_add_one_global() does: */
{ TYPE_UNUSED_HOTPLUG, "prop4", "104", false },
{ TYPE_UNUSED_NOHOTPLUG, "prop5", "105", true },
{ TYPE_NONDEVICE, "prop6", "106", true },
{}
};
int all_used;
qdev_prop_register_global_list(props);
mt = DYNAMIC_TYPE(object_new(TYPE_DYNAMIC_PROPS));
qdev_init_nofail(DEVICE(mt));
g_assert_cmpuint(mt->prop1, ==, 101);
g_assert_cmpuint(mt->prop2, ==, 102);
all_used = qdev_prop_check_globals();
g_assert_cmpuint(all_used, ==, 1);
g_assert(!props[0].not_used);
g_assert(!props[1].not_used);
g_assert(props[2].not_used);
g_assert(!props[3].not_used);
g_assert(props[4].not_used);
g_assert(props[5].not_used);
}
| 12,539 |
qemu | c07a9008ac6985cd5a15909c2b9977d982defc12 | 0 | void bdrv_aio_cancel(BlockDriverAIOCB *acb)
{
if (acb->cb == bdrv_aio_rw_vector_cb) {
VectorTranslationState *s = acb->opaque;
acb = s->aiocb;
}
acb->pool->cancel(acb);
}
| 12,540 |
qemu | a89f364ae8740dfc31b321eed9ee454e996dc3c1 | 0 | static void omap_mcbsp_writeh(void *opaque, hwaddr addr,
uint32_t value)
{
struct omap_mcbsp_s *s = (struct omap_mcbsp_s *) opaque;
int offset = addr & OMAP_MPUI_REG_MASK;
switch (offset) {
case 0x00: /* DRR2 */
case 0x02: /* DRR1 */
OMAP_RO_REG(addr);
return;
case 0x04: /* DXR2 */
if (((s->xcr[0] >> 5) & 7) < 3) /* XWDLEN1 */
return;
/* Fall through. */
case 0x06: /* DXR1 */
if (s->tx_req > 1) {
s->tx_req -= 2;
if (s->codec && s->codec->cts) {
s->codec->out.fifo[s->codec->out.len ++] = (value >> 8) & 0xff;
s->codec->out.fifo[s->codec->out.len ++] = (value >> 0) & 0xff;
}
if (s->tx_req < 2)
omap_mcbsp_tx_done(s);
} else
printf("%s: Tx FIFO overrun\n", __FUNCTION__);
return;
case 0x08: /* SPCR2 */
s->spcr[1] &= 0x0002;
s->spcr[1] |= 0x03f9 & value;
s->spcr[1] |= 0x0004 & (value << 2); /* XEMPTY := XRST */
if (~value & 1) /* XRST */
s->spcr[1] &= ~6;
omap_mcbsp_req_update(s);
return;
case 0x0a: /* SPCR1 */
s->spcr[0] &= 0x0006;
s->spcr[0] |= 0xf8f9 & value;
if (value & (1 << 15)) /* DLB */
printf("%s: Digital Loopback mode enable attempt\n", __FUNCTION__);
if (~value & 1) { /* RRST */
s->spcr[0] &= ~6;
s->rx_req = 0;
omap_mcbsp_rx_done(s);
}
omap_mcbsp_req_update(s);
return;
case 0x0c: /* RCR2 */
s->rcr[1] = value & 0xffff;
return;
case 0x0e: /* RCR1 */
s->rcr[0] = value & 0x7fe0;
return;
case 0x10: /* XCR2 */
s->xcr[1] = value & 0xffff;
return;
case 0x12: /* XCR1 */
s->xcr[0] = value & 0x7fe0;
return;
case 0x14: /* SRGR2 */
s->srgr[1] = value & 0xffff;
omap_mcbsp_req_update(s);
return;
case 0x16: /* SRGR1 */
s->srgr[0] = value & 0xffff;
omap_mcbsp_req_update(s);
return;
case 0x18: /* MCR2 */
s->mcr[1] = value & 0x03e3;
if (value & 3) /* XMCM */
printf("%s: Tx channel selection mode enable attempt\n",
__FUNCTION__);
return;
case 0x1a: /* MCR1 */
s->mcr[0] = value & 0x03e1;
if (value & 1) /* RMCM */
printf("%s: Rx channel selection mode enable attempt\n",
__FUNCTION__);
return;
case 0x1c: /* RCERA */
s->rcer[0] = value & 0xffff;
return;
case 0x1e: /* RCERB */
s->rcer[1] = value & 0xffff;
return;
case 0x20: /* XCERA */
s->xcer[0] = value & 0xffff;
return;
case 0x22: /* XCERB */
s->xcer[1] = value & 0xffff;
return;
case 0x24: /* PCR0 */
s->pcr = value & 0x7faf;
return;
case 0x26: /* RCERC */
s->rcer[2] = value & 0xffff;
return;
case 0x28: /* RCERD */
s->rcer[3] = value & 0xffff;
return;
case 0x2a: /* XCERC */
s->xcer[2] = value & 0xffff;
return;
case 0x2c: /* XCERD */
s->xcer[3] = value & 0xffff;
return;
case 0x2e: /* RCERE */
s->rcer[4] = value & 0xffff;
return;
case 0x30: /* RCERF */
s->rcer[5] = value & 0xffff;
return;
case 0x32: /* XCERE */
s->xcer[4] = value & 0xffff;
return;
case 0x34: /* XCERF */
s->xcer[5] = value & 0xffff;
return;
case 0x36: /* RCERG */
s->rcer[6] = value & 0xffff;
return;
case 0x38: /* RCERH */
s->rcer[7] = value & 0xffff;
return;
case 0x3a: /* XCERG */
s->xcer[6] = value & 0xffff;
return;
case 0x3c: /* XCERH */
s->xcer[7] = value & 0xffff;
return;
}
OMAP_BAD_REG(addr);
}
| 12,541 |
qemu | 384acbf46b70edf0d2c1648aa1a92a90bcf7057d | 0 | BlockDriverAIOCB *paio_ioctl(BlockDriverState *bs, int fd,
unsigned long int req, void *buf,
BlockDriverCompletionFunc *cb, void *opaque)
{
struct qemu_paiocb *acb;
acb = qemu_aio_get(&raw_aio_pool, bs, cb, opaque);
if (!acb)
return NULL;
acb->aio_type = QEMU_AIO_IOCTL;
acb->aio_fildes = fd;
acb->ev_signo = SIGUSR2;
acb->async_context_id = get_async_context_id();
acb->aio_offset = 0;
acb->aio_ioctl_buf = buf;
acb->aio_ioctl_cmd = req;
acb->next = posix_aio_state->first_aio;
posix_aio_state->first_aio = acb;
qemu_paio_submit(acb);
return &acb->common;
}
| 12,543 |
qemu | 9561fda8d90e176bef598ba87c42a1bd6ad03ef7 | 1 | static void object_get_link_property(Object *obj, Visitor *v, void *opaque,
const char *name, Error **errp)
{
Object **child = opaque;
gchar *path;
if (*child) {
path = object_get_canonical_path(*child);
visit_type_str(v, &path, name, errp);
g_free(path);
} else {
path = (gchar *)"";
visit_type_str(v, &path, name, errp);
}
}
| 12,546 |
FFmpeg | c23acbaed40101c677dfcfbbfe0d2c230a8e8f44 | 1 | void FUNCC(ff_h264_idct_dc_add)(uint8_t *_dst, DCTELEM *block, int stride){
int i, j;
int dc = (((dctcoef*)block)[0] + 32) >> 6;
INIT_CLIP
pixel *dst = (pixel*)_dst;
stride /= sizeof(pixel);
for( j = 0; j < 4; j++ )
{
for( i = 0; i < 4; i++ )
dst[i] = CLIP( dst[i] + dc );
dst += stride;
}
}
| 12,547 |
FFmpeg | 88d4ff4b5f4c28fe38fa257b1d19b8fede4c35cc | 1 | int av_read_frame(AVFormatContext *s, AVPacket *pkt)
{
const int genpts = s->flags & AVFMT_FLAG_GENPTS;
int eof = 0;
int ret;
AVStream *st;
if (!genpts) {
ret = s->packet_buffer ?
read_from_packet_buffer(&s->packet_buffer, &s->packet_buffer_end, pkt) :
read_frame_internal(s, pkt);
if (ret < 0)
return ret;
goto return_packet;
}
for (;;) {
AVPacketList *pktl = s->packet_buffer;
if (pktl) {
AVPacket *next_pkt = &pktl->pkt;
if (next_pkt->dts != AV_NOPTS_VALUE) {
int wrap_bits = s->streams[next_pkt->stream_index]->pts_wrap_bits;
// last dts seen for this stream. if any of packets following
// current one had no dts, we will set this to AV_NOPTS_VALUE.
int64_t last_dts = next_pkt->dts;
while (pktl && next_pkt->pts == AV_NOPTS_VALUE) {
if (pktl->pkt.stream_index == next_pkt->stream_index &&
(av_compare_mod(next_pkt->dts, pktl->pkt.dts, 2LL << (wrap_bits - 1)) < 0)) {
if (av_compare_mod(pktl->pkt.pts, pktl->pkt.dts, 2LL << (wrap_bits - 1))) { //not b frame
next_pkt->pts = pktl->pkt.dts;
}
if (last_dts != AV_NOPTS_VALUE) {
// Once last dts was set to AV_NOPTS_VALUE, we don't change it.
last_dts = pktl->pkt.dts;
}
}
pktl = pktl->next;
}
if (eof && next_pkt->pts == AV_NOPTS_VALUE && last_dts != AV_NOPTS_VALUE) {
// Fixing the last reference frame had none pts issue (For MXF etc).
// We only do this when
// 1. eof.
// 2. we are not able to resolve a pts value for current packet.
// 3. the packets for this stream at the end of the files had valid dts.
next_pkt->pts = last_dts + next_pkt->duration;
}
pktl = s->packet_buffer;
}
/* read packet from packet buffer, if there is data */
if (!(next_pkt->pts == AV_NOPTS_VALUE &&
next_pkt->dts != AV_NOPTS_VALUE && !eof)) {
ret = read_from_packet_buffer(&s->packet_buffer,
&s->packet_buffer_end, pkt);
goto return_packet;
}
}
ret = read_frame_internal(s, pkt);
if (ret < 0) {
if (pktl && ret != AVERROR(EAGAIN)) {
eof = 1;
continue;
} else
return ret;
}
if (av_dup_packet(add_to_pktbuf(&s->packet_buffer, pkt,
&s->packet_buffer_end)) < 0)
return AVERROR(ENOMEM);
}
return_packet:
st = s->streams[pkt->stream_index];
if (st->skip_samples) {
uint8_t *p = av_packet_new_side_data(pkt, AV_PKT_DATA_SKIP_SAMPLES, 10);
AV_WL32(p, st->skip_samples);
av_log(s, AV_LOG_DEBUG, "demuxer injecting skip %d\n", st->skip_samples);
st->skip_samples = 0;
}
if ((s->iformat->flags & AVFMT_GENERIC_INDEX) && pkt->flags & AV_PKT_FLAG_KEY) {
ff_reduce_index(s, st->index);
av_add_index_entry(st, pkt->pos, pkt->dts, 0, 0, AVINDEX_KEYFRAME);
}
if (is_relative(pkt->dts))
pkt->dts -= RELATIVE_TS_BASE;
if (is_relative(pkt->pts))
pkt->pts -= RELATIVE_TS_BASE;
return ret;
}
| 12,549 |
qemu | 60fe637bf0e4d7989e21e50f52526444765c63b4 | 1 | static int buf_get_buffer(void *opaque, uint8_t *buf, int64_t pos, int size)
{
QEMUBuffer *s = opaque;
ssize_t len = qsb_get_length(s->qsb) - pos;
if (len <= 0) {
return 0;
}
if (len > size) {
len = size;
}
return qsb_get_buffer(s->qsb, pos, len, buf);
}
| 12,550 |
qemu | 8be7e7e4c72c048b90e3482557954a24bba43ba7 | 1 | int unix_listen(const char *str, char *ostr, int olen)
{
QemuOpts *opts;
char *path, *optstr;
int sock, len;
opts = qemu_opts_create(&dummy_opts, NULL, 0);
optstr = strchr(str, ',');
if (optstr) {
len = optstr - str;
if (len) {
path = g_malloc(len+1);
snprintf(path, len+1, "%.*s", len, str);
qemu_opt_set(opts, "path", path);
g_free(path);
}
} else {
qemu_opt_set(opts, "path", str);
}
sock = unix_listen_opts(opts);
if (sock != -1 && ostr)
snprintf(ostr, olen, "%s%s", qemu_opt_get(opts, "path"), optstr ? optstr : "");
qemu_opts_del(opts);
return sock;
}
| 12,551 |
FFmpeg | a466e345e41253aa2c8cf9d62ff32be8d2cde0fa | 0 | static void render_fragments(Vp3DecodeContext *s,
int first_fragment,
int width,
int height,
int plane /* 0 = Y, 1 = U, 2 = V */)
{
int x, y;
int m, n;
int i = first_fragment;
int j;
int16_t *dequantizer;
DCTELEM dequant_block[64];
unsigned char *output_plane;
unsigned char *last_plane;
unsigned char *golden_plane;
int stride;
int motion_x, motion_y;
int motion_x_limit, motion_y_limit;
int motion_halfpel_index;
unsigned int motion_source;
debug_vp3(" vp3: rendering final fragments for %s\n",
(plane == 0) ? "Y plane" : (plane == 1) ? "U plane" : "V plane");
/* set up plane-specific parameters */
if (plane == 0) {
dequantizer = s->intra_y_dequant;
output_plane = s->current_frame.data[0];
last_plane = s->last_frame.data[0];
golden_plane = s->golden_frame.data[0];
stride = -s->current_frame.linesize[0];
} else if (plane == 1) {
dequantizer = s->intra_c_dequant;
output_plane = s->current_frame.data[1];
last_plane = s->last_frame.data[1];
golden_plane = s->golden_frame.data[1];
stride = -s->current_frame.linesize[1];
} else {
dequantizer = s->intra_c_dequant;
output_plane = s->current_frame.data[2];
last_plane = s->last_frame.data[2];
golden_plane = s->golden_frame.data[2];
stride = -s->current_frame.linesize[2];
}
motion_x_limit = width - 8;
motion_y_limit = height - 8;
/* for each fragment row... */
for (y = 0; y < height; y += 8) {
/* for each fragment in a row... */
for (x = 0; x < width; x += 8, i++) {
/* transform if this block was coded */
if (s->all_fragments[i].coding_method != MODE_COPY) {
/* sort out the motion vector */
motion_x = s->all_fragments[i].motion_x;
motion_y = s->all_fragments[i].motion_y;
motion_halfpel_index = s->all_fragments[i].motion_halfpel_index;
/*
if (motion_x < 0)
motion_x = 0;
if (motion_y < 0)
motion_y = 0;
if (motion_x > motion_x_limit)
motion_x = motion_x_limit;
if (motion_y > motion_y_limit)
motion_y = motion_y_limit;
*/
motion_source = s->all_fragments[i].first_pixel;
motion_source += motion_x;
motion_source += (motion_y * stride);
/* first, take care of copying a block from either the
* previous or the golden frame */
if ((s->all_fragments[i].coding_method == MODE_USING_GOLDEN) ||
(s->all_fragments[i].coding_method == MODE_GOLDEN_MV)) {
s->dsp.put_pixels_tab[1][motion_halfpel_index](
output_plane + s->all_fragments[i].first_pixel,
golden_plane + motion_source,
stride, 8);
} else
if (s->all_fragments[i].coding_method != MODE_INTRA) {
s->dsp.put_pixels_tab[1][motion_halfpel_index](
output_plane + s->all_fragments[i].first_pixel,
last_plane + motion_source,
stride, 8);
}
/* dequantize the DCT coefficients */
debug_idct("fragment %d, coding mode %d, DC = %d, dequant = %d:\n",
i, s->all_fragments[i].coding_method,
s->all_fragments[i].coeffs[0], dequantizer[0]);
for (j = 0; j < 64; j++)
dequant_block[dequant_index[j]] =
s->all_fragments[i].coeffs[j] *
dequantizer[j];
debug_idct("dequantized block:\n");
for (m = 0; m < 8; m++) {
for (n = 0; n < 8; n++) {
debug_idct(" %5d", dequant_block[m * 8 + n]);
}
debug_idct("\n");
}
debug_idct("\n");
/* invert DCT and place (or add) in final output */
if (s->all_fragments[i].coding_method == MODE_INTRA) {
dequant_block[0] += 1024;
s->dsp.idct_put(
output_plane + s->all_fragments[i].first_pixel,
stride, dequant_block);
} else {
s->dsp.idct_add(
output_plane + s->all_fragments[i].first_pixel,
stride, dequant_block);
}
debug_idct("block after idct_%s():\n",
(s->all_fragments[i].coding_method == MODE_INTRA)?
"put" : "add");
for (m = 0; m < 8; m++) {
for (n = 0; n < 8; n++) {
debug_idct(" %3d", *(output_plane +
s->all_fragments[i].first_pixel + (m * stride + n)));
}
debug_idct("\n");
}
debug_idct("\n");
} else {
/* copy directly from the previous frame */
s->dsp.put_pixels_tab[1][0](
output_plane + s->all_fragments[i].first_pixel,
last_plane + s->all_fragments[i].first_pixel,
stride, 8);
}
}
}
emms_c();
}
| 12,552 |
FFmpeg | de0587739011b7636743251a86d48bcd10ab7c22 | 0 | static av_cold int color_init(AVFilterContext *ctx, const char *args, void *opaque)
{
ColorContext *color = ctx->priv;
char color_string[128] = "black";
char frame_size [128] = "320x240";
char frame_rate [128] = "25";
AVRational frame_rate_q;
char *colon = 0, *equal = 0;
int ret = 0;
color->class = &color_class;
if (args) {
colon = strchr(args, ':');
equal = strchr(args, '=');
}
if (!args || (equal && (!colon || equal < colon))) {
av_opt_set_defaults(color);
if ((ret = av_set_options_string(color, args, "=", ":")) < 0) {
av_log(ctx, AV_LOG_ERROR, "Error parsing options string: '%s'\n", args);
goto end;
}
if (av_parse_video_rate(&frame_rate_q, color->rate_str) < 0 ||
frame_rate_q.den <= 0 || frame_rate_q.num <= 0) {
av_log(ctx, AV_LOG_ERROR, "Invalid frame rate: %s\n", color->rate_str);
ret = AVERROR(EINVAL);
goto end;
}
if (av_parse_color(color->color_rgba, color->color_str, -1, ctx) < 0) {
ret = AVERROR(EINVAL);
goto end;
}
} else {
av_log(ctx, AV_LOG_WARNING, "Flat options syntax is deprecated, use key=value pairs.\n");
sscanf(args, "%127[^:]:%127[^:]:%127s", color_string, frame_size, frame_rate);
if (av_parse_video_size(&color->w, &color->h, frame_size) < 0) {
av_log(ctx, AV_LOG_ERROR, "Invalid frame size: %s\n", frame_size);
return AVERROR(EINVAL);
}
if (av_parse_video_rate(&frame_rate_q, frame_rate) < 0 ||
frame_rate_q.den <= 0 || frame_rate_q.num <= 0) {
av_log(ctx, AV_LOG_ERROR, "Invalid frame rate: %s\n", frame_rate);
return AVERROR(EINVAL);
}
if (av_parse_color(color->color_rgba, color_string, -1, ctx) < 0)
return AVERROR(EINVAL);
}
color->time_base.num = frame_rate_q.den;
color->time_base.den = frame_rate_q.num;
end:
av_opt_free(color);
return ret;
}
| 12,553 |
FFmpeg | 1642ee4337988523207ee8f30be9281e6919d95a | 0 | static int parse_ffconfig(const char *filename)
{
FILE *f;
char line[1024];
char cmd[64];
char arg[1024];
const char *p;
int val, errors, line_num;
FFStream **last_stream, *stream, *redirect;
FFStream **last_feed, *feed, *s;
AVCodecContext audio_enc, video_enc;
enum CodecID audio_id, video_id;
f = fopen(filename, "r");
if (!f) {
perror(filename);
return -1;
}
errors = 0;
line_num = 0;
first_stream = NULL;
last_stream = &first_stream;
first_feed = NULL;
last_feed = &first_feed;
stream = NULL;
feed = NULL;
redirect = NULL;
audio_id = CODEC_ID_NONE;
video_id = CODEC_ID_NONE;
for(;;) {
if (fgets(line, sizeof(line), f) == NULL)
break;
line_num++;
p = line;
while (isspace(*p))
p++;
if (*p == '\0' || *p == '#')
continue;
get_arg(cmd, sizeof(cmd), &p);
if (!strcasecmp(cmd, "Port")) {
get_arg(arg, sizeof(arg), &p);
val = atoi(arg);
if (val < 1 || val > 65536) {
fprintf(stderr, "%s:%d: Invalid port: %s\n",
filename, line_num, arg);
errors++;
}
my_http_addr.sin_port = htons(val);
} else if (!strcasecmp(cmd, "BindAddress")) {
get_arg(arg, sizeof(arg), &p);
if (resolve_host(&my_http_addr.sin_addr, arg) != 0) {
fprintf(stderr, "%s:%d: Invalid host/IP address: %s\n",
filename, line_num, arg);
errors++;
}
} else if (!strcasecmp(cmd, "NoDaemon")) {
ffserver_daemon = 0;
} else if (!strcasecmp(cmd, "RTSPPort")) {
get_arg(arg, sizeof(arg), &p);
val = atoi(arg);
if (val < 1 || val > 65536) {
fprintf(stderr, "%s:%d: Invalid port: %s\n",
filename, line_num, arg);
errors++;
}
my_rtsp_addr.sin_port = htons(atoi(arg));
} else if (!strcasecmp(cmd, "RTSPBindAddress")) {
get_arg(arg, sizeof(arg), &p);
if (resolve_host(&my_rtsp_addr.sin_addr, arg) != 0) {
fprintf(stderr, "%s:%d: Invalid host/IP address: %s\n",
filename, line_num, arg);
errors++;
}
} else if (!strcasecmp(cmd, "MaxHTTPConnections")) {
get_arg(arg, sizeof(arg), &p);
val = atoi(arg);
if (val < 1 || val > 65536) {
fprintf(stderr, "%s:%d: Invalid MaxHTTPConnections: %s\n",
filename, line_num, arg);
errors++;
}
nb_max_http_connections = val;
} else if (!strcasecmp(cmd, "MaxClients")) {
get_arg(arg, sizeof(arg), &p);
val = atoi(arg);
if (val < 1 || val > nb_max_http_connections) {
fprintf(stderr, "%s:%d: Invalid MaxClients: %s\n",
filename, line_num, arg);
errors++;
} else {
nb_max_connections = val;
}
} else if (!strcasecmp(cmd, "MaxBandwidth")) {
int64_t llval;
get_arg(arg, sizeof(arg), &p);
llval = atoll(arg);
if (llval < 10 || llval > 10000000) {
fprintf(stderr, "%s:%d: Invalid MaxBandwidth: %s\n",
filename, line_num, arg);
errors++;
} else
max_bandwidth = llval;
} else if (!strcasecmp(cmd, "CustomLog")) {
if (!ffserver_debug)
get_arg(logfilename, sizeof(logfilename), &p);
} else if (!strcasecmp(cmd, "<Feed")) {
/*********************************************/
/* Feed related options */
char *q;
if (stream || feed) {
fprintf(stderr, "%s:%d: Already in a tag\n",
filename, line_num);
} else {
feed = av_mallocz(sizeof(FFStream));
get_arg(feed->filename, sizeof(feed->filename), &p);
q = strrchr(feed->filename, '>');
if (*q)
*q = '\0';
for (s = first_feed; s; s = s->next) {
if (!strcmp(feed->filename, s->filename)) {
fprintf(stderr, "%s:%d: Feed '%s' already registered\n",
filename, line_num, s->filename);
errors++;
}
}
feed->fmt = guess_format("ffm", NULL, NULL);
/* defaut feed file */
snprintf(feed->feed_filename, sizeof(feed->feed_filename),
"/tmp/%s.ffm", feed->filename);
feed->feed_max_size = 5 * 1024 * 1024;
feed->is_feed = 1;
feed->feed = feed; /* self feeding :-) */
/* add in stream list */
*last_stream = feed;
last_stream = &feed->next;
/* add in feed list */
*last_feed = feed;
last_feed = &feed->next_feed;
}
} else if (!strcasecmp(cmd, "Launch")) {
if (feed) {
int i;
feed->child_argv = av_mallocz(64 * sizeof(char *));
for (i = 0; i < 62; i++) {
get_arg(arg, sizeof(arg), &p);
if (!arg[0])
break;
feed->child_argv[i] = av_strdup(arg);
}
feed->child_argv[i] = av_malloc(30 + strlen(feed->filename));
snprintf(feed->child_argv[i], 30+strlen(feed->filename),
"http://%s:%d/%s",
(my_http_addr.sin_addr.s_addr == INADDR_ANY) ? "127.0.0.1" :
inet_ntoa(my_http_addr.sin_addr),
ntohs(my_http_addr.sin_port), feed->filename);
}
} else if (!strcasecmp(cmd, "ReadOnlyFile")) {
if (feed) {
get_arg(feed->feed_filename, sizeof(feed->feed_filename), &p);
feed->readonly = 1;
} else if (stream) {
get_arg(stream->feed_filename, sizeof(stream->feed_filename), &p);
}
} else if (!strcasecmp(cmd, "File")) {
if (feed) {
get_arg(feed->feed_filename, sizeof(feed->feed_filename), &p);
} else if (stream)
get_arg(stream->feed_filename, sizeof(stream->feed_filename), &p);
} else if (!strcasecmp(cmd, "Truncate")) {
if (feed) {
get_arg(arg, sizeof(arg), &p);
feed->truncate = strtod(arg, NULL);
}
} else if (!strcasecmp(cmd, "FileMaxSize")) {
if (feed) {
char *p1;
double fsize;
get_arg(arg, sizeof(arg), &p);
p1 = arg;
fsize = strtod(p1, &p1);
switch(toupper(*p1)) {
case 'K':
fsize *= 1024;
break;
case 'M':
fsize *= 1024 * 1024;
break;
case 'G':
fsize *= 1024 * 1024 * 1024;
break;
}
feed->feed_max_size = (int64_t)fsize;
if (feed->feed_max_size < FFM_PACKET_SIZE*4) {
fprintf(stderr, "%s:%d: Feed max file size is too small, "
"must be at least %d\n", filename, line_num, FFM_PACKET_SIZE*4);
errors++;
}
}
} else if (!strcasecmp(cmd, "</Feed>")) {
if (!feed) {
fprintf(stderr, "%s:%d: No corresponding <Feed> for </Feed>\n",
filename, line_num);
errors++;
}
feed = NULL;
} else if (!strcasecmp(cmd, "<Stream")) {
/*********************************************/
/* Stream related options */
char *q;
if (stream || feed) {
fprintf(stderr, "%s:%d: Already in a tag\n",
filename, line_num);
} else {
FFStream *s;
const AVClass *class;
stream = av_mallocz(sizeof(FFStream));
get_arg(stream->filename, sizeof(stream->filename), &p);
q = strrchr(stream->filename, '>');
if (*q)
*q = '\0';
for (s = first_stream; s; s = s->next) {
if (!strcmp(stream->filename, s->filename)) {
fprintf(stderr, "%s:%d: Stream '%s' already registered\n",
filename, line_num, s->filename);
errors++;
}
}
stream->fmt = guess_stream_format(NULL, stream->filename, NULL);
/* fetch avclass so AVOption works
* FIXME try to use avcodec_get_context_defaults2
* without changing defaults too much */
avcodec_get_context_defaults(&video_enc);
class = video_enc.av_class;
memset(&audio_enc, 0, sizeof(AVCodecContext));
memset(&video_enc, 0, sizeof(AVCodecContext));
audio_enc.av_class = class;
video_enc.av_class = class;
audio_id = CODEC_ID_NONE;
video_id = CODEC_ID_NONE;
if (stream->fmt) {
audio_id = stream->fmt->audio_codec;
video_id = stream->fmt->video_codec;
}
*last_stream = stream;
last_stream = &stream->next;
}
} else if (!strcasecmp(cmd, "Feed")) {
get_arg(arg, sizeof(arg), &p);
if (stream) {
FFStream *sfeed;
sfeed = first_feed;
while (sfeed != NULL) {
if (!strcmp(sfeed->filename, arg))
break;
sfeed = sfeed->next_feed;
}
if (!sfeed)
fprintf(stderr, "%s:%d: feed '%s' not defined\n",
filename, line_num, arg);
else
stream->feed = sfeed;
}
} else if (!strcasecmp(cmd, "Format")) {
get_arg(arg, sizeof(arg), &p);
if (stream) {
if (!strcmp(arg, "status")) {
stream->stream_type = STREAM_TYPE_STATUS;
stream->fmt = NULL;
} else {
stream->stream_type = STREAM_TYPE_LIVE;
/* jpeg cannot be used here, so use single frame jpeg */
if (!strcmp(arg, "jpeg"))
strcpy(arg, "mjpeg");
stream->fmt = guess_stream_format(arg, NULL, NULL);
if (!stream->fmt) {
fprintf(stderr, "%s:%d: Unknown Format: %s\n",
filename, line_num, arg);
errors++;
}
}
if (stream->fmt) {
audio_id = stream->fmt->audio_codec;
video_id = stream->fmt->video_codec;
}
}
} else if (!strcasecmp(cmd, "InputFormat")) {
get_arg(arg, sizeof(arg), &p);
if (stream) {
stream->ifmt = av_find_input_format(arg);
if (!stream->ifmt) {
fprintf(stderr, "%s:%d: Unknown input format: %s\n",
filename, line_num, arg);
}
}
} else if (!strcasecmp(cmd, "FaviconURL")) {
if (stream && stream->stream_type == STREAM_TYPE_STATUS) {
get_arg(stream->feed_filename, sizeof(stream->feed_filename), &p);
} else {
fprintf(stderr, "%s:%d: FaviconURL only permitted for status streams\n",
filename, line_num);
errors++;
}
} else if (!strcasecmp(cmd, "Author")) {
if (stream)
get_arg(stream->author, sizeof(stream->author), &p);
} else if (!strcasecmp(cmd, "Comment")) {
if (stream)
get_arg(stream->comment, sizeof(stream->comment), &p);
} else if (!strcasecmp(cmd, "Copyright")) {
if (stream)
get_arg(stream->copyright, sizeof(stream->copyright), &p);
} else if (!strcasecmp(cmd, "Title")) {
if (stream)
get_arg(stream->title, sizeof(stream->title), &p);
} else if (!strcasecmp(cmd, "Preroll")) {
get_arg(arg, sizeof(arg), &p);
if (stream)
stream->prebuffer = atof(arg) * 1000;
} else if (!strcasecmp(cmd, "StartSendOnKey")) {
if (stream)
stream->send_on_key = 1;
} else if (!strcasecmp(cmd, "AudioCodec")) {
get_arg(arg, sizeof(arg), &p);
audio_id = opt_audio_codec(arg);
if (audio_id == CODEC_ID_NONE) {
fprintf(stderr, "%s:%d: Unknown AudioCodec: %s\n",
filename, line_num, arg);
errors++;
}
} else if (!strcasecmp(cmd, "VideoCodec")) {
get_arg(arg, sizeof(arg), &p);
video_id = opt_video_codec(arg);
if (video_id == CODEC_ID_NONE) {
fprintf(stderr, "%s:%d: Unknown VideoCodec: %s\n",
filename, line_num, arg);
errors++;
}
} else if (!strcasecmp(cmd, "MaxTime")) {
get_arg(arg, sizeof(arg), &p);
if (stream)
stream->max_time = atof(arg) * 1000;
} else if (!strcasecmp(cmd, "AudioBitRate")) {
get_arg(arg, sizeof(arg), &p);
if (stream)
audio_enc.bit_rate = atoi(arg) * 1000;
} else if (!strcasecmp(cmd, "AudioChannels")) {
get_arg(arg, sizeof(arg), &p);
if (stream)
audio_enc.channels = atoi(arg);
} else if (!strcasecmp(cmd, "AudioSampleRate")) {
get_arg(arg, sizeof(arg), &p);
if (stream)
audio_enc.sample_rate = atoi(arg);
} else if (!strcasecmp(cmd, "AudioQuality")) {
get_arg(arg, sizeof(arg), &p);
if (stream) {
// audio_enc.quality = atof(arg) * 1000;
}
} else if (!strcasecmp(cmd, "VideoBitRateRange")) {
if (stream) {
int minrate, maxrate;
get_arg(arg, sizeof(arg), &p);
if (sscanf(arg, "%d-%d", &minrate, &maxrate) == 2) {
video_enc.rc_min_rate = minrate * 1000;
video_enc.rc_max_rate = maxrate * 1000;
} else {
fprintf(stderr, "%s:%d: Incorrect format for VideoBitRateRange -- should be <min>-<max>: %s\n",
filename, line_num, arg);
errors++;
}
}
} else if (!strcasecmp(cmd, "Debug")) {
if (stream) {
get_arg(arg, sizeof(arg), &p);
video_enc.debug = strtol(arg,0,0);
}
} else if (!strcasecmp(cmd, "Strict")) {
if (stream) {
get_arg(arg, sizeof(arg), &p);
video_enc.strict_std_compliance = atoi(arg);
}
} else if (!strcasecmp(cmd, "VideoBufferSize")) {
if (stream) {
get_arg(arg, sizeof(arg), &p);
video_enc.rc_buffer_size = atoi(arg) * 8*1024;
}
} else if (!strcasecmp(cmd, "VideoBitRateTolerance")) {
if (stream) {
get_arg(arg, sizeof(arg), &p);
video_enc.bit_rate_tolerance = atoi(arg) * 1000;
}
} else if (!strcasecmp(cmd, "VideoBitRate")) {
get_arg(arg, sizeof(arg), &p);
if (stream) {
video_enc.bit_rate = atoi(arg) * 1000;
}
} else if (!strcasecmp(cmd, "VideoSize")) {
get_arg(arg, sizeof(arg), &p);
if (stream) {
av_parse_video_frame_size(&video_enc.width, &video_enc.height, arg);
if ((video_enc.width % 16) != 0 ||
(video_enc.height % 16) != 0) {
fprintf(stderr, "%s:%d: Image size must be a multiple of 16\n",
filename, line_num);
errors++;
}
}
} else if (!strcasecmp(cmd, "VideoFrameRate")) {
get_arg(arg, sizeof(arg), &p);
if (stream) {
AVRational frame_rate;
if (av_parse_video_frame_rate(&frame_rate, arg) < 0) {
fprintf(stderr, "Incorrect frame rate\n");
errors++;
} else {
video_enc.time_base.num = frame_rate.den;
video_enc.time_base.den = frame_rate.num;
}
}
} else if (!strcasecmp(cmd, "VideoGopSize")) {
get_arg(arg, sizeof(arg), &p);
if (stream)
video_enc.gop_size = atoi(arg);
} else if (!strcasecmp(cmd, "VideoIntraOnly")) {
if (stream)
video_enc.gop_size = 1;
} else if (!strcasecmp(cmd, "VideoHighQuality")) {
if (stream)
video_enc.mb_decision = FF_MB_DECISION_BITS;
} else if (!strcasecmp(cmd, "Video4MotionVector")) {
if (stream) {
video_enc.mb_decision = FF_MB_DECISION_BITS; //FIXME remove
video_enc.flags |= CODEC_FLAG_4MV;
}
} else if (!strcasecmp(cmd, "AVOptionVideo") ||
!strcasecmp(cmd, "AVOptionAudio")) {
char arg2[1024];
AVCodecContext *avctx;
int type;
get_arg(arg, sizeof(arg), &p);
get_arg(arg2, sizeof(arg2), &p);
if (!strcasecmp(cmd, "AVOptionVideo")) {
avctx = &video_enc;
type = AV_OPT_FLAG_VIDEO_PARAM;
} else {
avctx = &audio_enc;
type = AV_OPT_FLAG_AUDIO_PARAM;
}
if (ffserver_opt_default(arg, arg2, avctx, type|AV_OPT_FLAG_ENCODING_PARAM)) {
fprintf(stderr, "AVOption error: %s %s\n", arg, arg2);
errors++;
}
} else if (!strcasecmp(cmd, "VideoTag")) {
get_arg(arg, sizeof(arg), &p);
if ((strlen(arg) == 4) && stream)
video_enc.codec_tag = AV_RL32(arg);
} else if (!strcasecmp(cmd, "BitExact")) {
if (stream)
video_enc.flags |= CODEC_FLAG_BITEXACT;
} else if (!strcasecmp(cmd, "DctFastint")) {
if (stream)
video_enc.dct_algo = FF_DCT_FASTINT;
} else if (!strcasecmp(cmd, "IdctSimple")) {
if (stream)
video_enc.idct_algo = FF_IDCT_SIMPLE;
} else if (!strcasecmp(cmd, "Qscale")) {
get_arg(arg, sizeof(arg), &p);
if (stream) {
video_enc.flags |= CODEC_FLAG_QSCALE;
video_enc.global_quality = FF_QP2LAMBDA * atoi(arg);
}
} else if (!strcasecmp(cmd, "VideoQDiff")) {
get_arg(arg, sizeof(arg), &p);
if (stream) {
video_enc.max_qdiff = atoi(arg);
if (video_enc.max_qdiff < 1 || video_enc.max_qdiff > 31) {
fprintf(stderr, "%s:%d: VideoQDiff out of range\n",
filename, line_num);
errors++;
}
}
} else if (!strcasecmp(cmd, "VideoQMax")) {
get_arg(arg, sizeof(arg), &p);
if (stream) {
video_enc.qmax = atoi(arg);
if (video_enc.qmax < 1 || video_enc.qmax > 31) {
fprintf(stderr, "%s:%d: VideoQMax out of range\n",
filename, line_num);
errors++;
}
}
} else if (!strcasecmp(cmd, "VideoQMin")) {
get_arg(arg, sizeof(arg), &p);
if (stream) {
video_enc.qmin = atoi(arg);
if (video_enc.qmin < 1 || video_enc.qmin > 31) {
fprintf(stderr, "%s:%d: VideoQMin out of range\n",
filename, line_num);
errors++;
}
}
} else if (!strcasecmp(cmd, "LumaElim")) {
get_arg(arg, sizeof(arg), &p);
if (stream)
video_enc.luma_elim_threshold = atoi(arg);
} else if (!strcasecmp(cmd, "ChromaElim")) {
get_arg(arg, sizeof(arg), &p);
if (stream)
video_enc.chroma_elim_threshold = atoi(arg);
} else if (!strcasecmp(cmd, "LumiMask")) {
get_arg(arg, sizeof(arg), &p);
if (stream)
video_enc.lumi_masking = atof(arg);
} else if (!strcasecmp(cmd, "DarkMask")) {
get_arg(arg, sizeof(arg), &p);
if (stream)
video_enc.dark_masking = atof(arg);
} else if (!strcasecmp(cmd, "NoVideo")) {
video_id = CODEC_ID_NONE;
} else if (!strcasecmp(cmd, "NoAudio")) {
audio_id = CODEC_ID_NONE;
} else if (!strcasecmp(cmd, "ACL")) {
IPAddressACL acl;
get_arg(arg, sizeof(arg), &p);
if (strcasecmp(arg, "allow") == 0)
acl.action = IP_ALLOW;
else if (strcasecmp(arg, "deny") == 0)
acl.action = IP_DENY;
else {
fprintf(stderr, "%s:%d: ACL action '%s' is not ALLOW or DENY\n",
filename, line_num, arg);
errors++;
}
get_arg(arg, sizeof(arg), &p);
if (resolve_host(&acl.first, arg) != 0) {
fprintf(stderr, "%s:%d: ACL refers to invalid host or ip address '%s'\n",
filename, line_num, arg);
errors++;
} else
acl.last = acl.first;
get_arg(arg, sizeof(arg), &p);
if (arg[0]) {
if (resolve_host(&acl.last, arg) != 0) {
fprintf(stderr, "%s:%d: ACL refers to invalid host or ip address '%s'\n",
filename, line_num, arg);
errors++;
}
}
if (!errors) {
IPAddressACL *nacl = av_mallocz(sizeof(*nacl));
IPAddressACL **naclp = 0;
acl.next = 0;
*nacl = acl;
if (stream)
naclp = &stream->acl;
else if (feed)
naclp = &feed->acl;
else {
fprintf(stderr, "%s:%d: ACL found not in <stream> or <feed>\n",
filename, line_num);
errors++;
}
if (naclp) {
while (*naclp)
naclp = &(*naclp)->next;
*naclp = nacl;
}
}
} else if (!strcasecmp(cmd, "RTSPOption")) {
get_arg(arg, sizeof(arg), &p);
if (stream) {
av_freep(&stream->rtsp_option);
stream->rtsp_option = av_strdup(arg);
}
} else if (!strcasecmp(cmd, "MulticastAddress")) {
get_arg(arg, sizeof(arg), &p);
if (stream) {
if (resolve_host(&stream->multicast_ip, arg) != 0) {
fprintf(stderr, "%s:%d: Invalid host/IP address: %s\n",
filename, line_num, arg);
errors++;
}
stream->is_multicast = 1;
stream->loop = 1; /* default is looping */
}
} else if (!strcasecmp(cmd, "MulticastPort")) {
get_arg(arg, sizeof(arg), &p);
if (stream)
stream->multicast_port = atoi(arg);
} else if (!strcasecmp(cmd, "MulticastTTL")) {
get_arg(arg, sizeof(arg), &p);
if (stream)
stream->multicast_ttl = atoi(arg);
} else if (!strcasecmp(cmd, "NoLoop")) {
if (stream)
stream->loop = 0;
} else if (!strcasecmp(cmd, "</Stream>")) {
if (!stream) {
fprintf(stderr, "%s:%d: No corresponding <Stream> for </Stream>\n",
filename, line_num);
errors++;
} else {
if (stream->feed && stream->fmt && strcmp(stream->fmt->name, "ffm") != 0) {
if (audio_id != CODEC_ID_NONE) {
audio_enc.codec_type = CODEC_TYPE_AUDIO;
audio_enc.codec_id = audio_id;
add_codec(stream, &audio_enc);
}
if (video_id != CODEC_ID_NONE) {
video_enc.codec_type = CODEC_TYPE_VIDEO;
video_enc.codec_id = video_id;
add_codec(stream, &video_enc);
}
}
stream = NULL;
}
} else if (!strcasecmp(cmd, "<Redirect")) {
/*********************************************/
char *q;
if (stream || feed || redirect) {
fprintf(stderr, "%s:%d: Already in a tag\n",
filename, line_num);
errors++;
} else {
redirect = av_mallocz(sizeof(FFStream));
*last_stream = redirect;
last_stream = &redirect->next;
get_arg(redirect->filename, sizeof(redirect->filename), &p);
q = strrchr(redirect->filename, '>');
if (*q)
*q = '\0';
redirect->stream_type = STREAM_TYPE_REDIRECT;
}
} else if (!strcasecmp(cmd, "URL")) {
if (redirect)
get_arg(redirect->feed_filename, sizeof(redirect->feed_filename), &p);
} else if (!strcasecmp(cmd, "</Redirect>")) {
if (!redirect) {
fprintf(stderr, "%s:%d: No corresponding <Redirect> for </Redirect>\n",
filename, line_num);
errors++;
} else {
if (!redirect->feed_filename[0]) {
fprintf(stderr, "%s:%d: No URL found for <Redirect>\n",
filename, line_num);
errors++;
}
redirect = NULL;
}
} else if (!strcasecmp(cmd, "LoadModule")) {
get_arg(arg, sizeof(arg), &p);
#if HAVE_DLOPEN
load_module(arg);
#else
fprintf(stderr, "%s:%d: Module support not compiled into this version: '%s'\n",
filename, line_num, arg);
errors++;
#endif
} else {
fprintf(stderr, "%s:%d: Incorrect keyword: '%s'\n",
filename, line_num, cmd);
}
}
fclose(f);
if (errors)
return -1;
else
return 0;
}
| 12,554 |
FFmpeg | 6796a1dd8c14843b77925cb83a3ef88706ae1dd0 | 0 | void ff_put_h264_qpel16_mc03_msa(uint8_t *dst, const uint8_t *src,
ptrdiff_t stride)
{
avc_luma_vt_qrt_16w_msa(src - (stride * 2), stride, dst, stride, 16, 1);
}
| 12,555 |
qemu | 62a2554ec2630896d1299e1a282a64c7f3b00da0 | 1 | static int ccw_dstream_rw_noflags(CcwDataStream *cds, void *buff, int len,
CcwDataStreamOp op)
{
int ret;
ret = cds_check_len(cds, len);
if (ret <= 0) {
return ret;
if (op == CDS_OP_A) {
goto incr;
ret = address_space_rw(&address_space_memory, cds->cda,
MEMTXATTRS_UNSPECIFIED, buff, len, op);
if (ret != MEMTX_OK) {
cds->flags |= CDS_F_STREAM_BROKEN;
return -EINVAL;
incr:
cds->at_byte += len;
cds->cda += len;
return 0;
| 12,557 |
qemu | 6ab3fc32ea640026726bc5f9f4db622d0954fb8a | 1 | static void grlib_apbuart_write(void *opaque, hwaddr addr,
uint64_t value, unsigned size)
{
UART *uart = opaque;
unsigned char c = 0;
addr &= 0xff;
/* Unit registers */
switch (addr) {
case DATA_OFFSET:
case DATA_OFFSET + 3: /* When only one byte write */
/* Transmit when character device available and transmitter enabled */
if ((uart->chr) && (uart->control & UART_TRANSMIT_ENABLE)) {
c = value & 0xFF;
qemu_chr_fe_write(uart->chr, &c, 1);
/* Generate interrupt */
if (uart->control & UART_TRANSMIT_INTERRUPT) {
qemu_irq_pulse(uart->irq);
}
}
return;
case STATUS_OFFSET:
/* Read Only */
return;
case CONTROL_OFFSET:
uart->control = value;
return;
case SCALER_OFFSET:
/* Not supported */
return;
default:
break;
}
trace_grlib_apbuart_writel_unknown(addr, value);
}
| 12,559 |
FFmpeg | 25ef43bb289a3a3a717a684902c0a310e292beba | 1 | static int mpeg_decode_slice(Mpeg1Context *s1, int mb_y,
const uint8_t **buf, int buf_size)
{
MpegEncContext *s = &s1->mpeg_enc_ctx;
AVCodecContext *avctx= s->avctx;
int ret;
const int field_pic= s->picture_structure != PICT_FRAME;
s->resync_mb_x=
s->resync_mb_y= -1;
if (mb_y >= s->mb_height){
av_log(s->avctx, AV_LOG_ERROR, "slice below image (%d >= %d)\n", s->mb_y, s->mb_height);
return -1;
}
init_get_bits(&s->gb, *buf, buf_size*8);
ff_mpeg1_clean_buffers(s);
s->interlaced_dct = 0;
s->qscale = get_qscale(s);
if(s->qscale == 0){
av_log(s->avctx, AV_LOG_ERROR, "qscale == 0\n");
return -1;
}
/* extra slice info */
while (get_bits1(&s->gb) != 0) {
skip_bits(&s->gb, 8);
}
s->mb_x=0;
for(;;) {
int code = get_vlc2(&s->gb, mbincr_vlc.table, MBINCR_VLC_BITS, 2);
if (code < 0){
av_log(s->avctx, AV_LOG_ERROR, "first mb_incr damaged\n");
return -1;
}
if (code >= 33) {
if (code == 33) {
s->mb_x += 33;
}
/* otherwise, stuffing, nothing to do */
} else {
s->mb_x += code;
break;
}
}
s->resync_mb_x= s->mb_x;
s->resync_mb_y= s->mb_y= mb_y;
s->mb_skip_run= 0;
ff_init_block_index(s);
if (s->mb_y==0 && s->mb_x==0 && (s->first_field || s->picture_structure==PICT_FRAME)) {
if(s->avctx->debug&FF_DEBUG_PICT_INFO){
av_log(s->avctx, AV_LOG_DEBUG, "qp:%d fc:%2d%2d%2d%2d %s %s %s %s %s dc:%d pstruct:%d fdct:%d cmv:%d qtype:%d ivlc:%d rff:%d %s\n",
s->qscale, s->mpeg_f_code[0][0],s->mpeg_f_code[0][1],s->mpeg_f_code[1][0],s->mpeg_f_code[1][1],
s->pict_type == I_TYPE ? "I" : (s->pict_type == P_TYPE ? "P" : (s->pict_type == B_TYPE ? "B" : "S")),
s->progressive_sequence ? "ps" :"", s->progressive_frame ? "pf" : "", s->alternate_scan ? "alt" :"", s->top_field_first ? "top" :"",
s->intra_dc_precision, s->picture_structure, s->frame_pred_frame_dct, s->concealment_motion_vectors,
s->q_scale_type, s->intra_vlc_format, s->repeat_first_field, s->chroma_420_type ? "420" :"");
}
}
for(;;) {
#ifdef HAVE_XVMC
//one 1 we memcpy blocks in xvmcvideo
if(s->avctx->xvmc_acceleration > 1)
XVMC_init_block(s);//set s->block
#endif
s->dsp.clear_blocks(s->block[0]);
ret = mpeg_decode_mb(s, s->block);
s->chroma_qscale= s->qscale;
dprintf("ret=%d\n", ret);
if (ret < 0)
return -1;
if(s->current_picture.motion_val[0] && !s->encoding){ //note motion_val is normally NULL unless we want to extract the MVs
const int wrap = field_pic ? 2*s->b8_stride : s->b8_stride;
int xy = s->mb_x*2 + s->mb_y*2*wrap;
int motion_x, motion_y, dir, i;
if(field_pic && !s->first_field)
xy += wrap/2;
for(i=0; i<2; i++){
for(dir=0; dir<2; dir++){
if (s->mb_intra || (dir==1 && s->pict_type != B_TYPE)) {
motion_x = motion_y = 0;
}else if (s->mv_type == MV_TYPE_16X16 || (s->mv_type == MV_TYPE_FIELD && field_pic)){
motion_x = s->mv[dir][0][0];
motion_y = s->mv[dir][0][1];
} else /*if ((s->mv_type == MV_TYPE_FIELD) || (s->mv_type == MV_TYPE_16X8))*/ {
motion_x = s->mv[dir][i][0];
motion_y = s->mv[dir][i][1];
}
s->current_picture.motion_val[dir][xy ][0] = motion_x;
s->current_picture.motion_val[dir][xy ][1] = motion_y;
s->current_picture.motion_val[dir][xy + 1][0] = motion_x;
s->current_picture.motion_val[dir][xy + 1][1] = motion_y;
s->current_picture.ref_index [dir][xy ]=
s->current_picture.ref_index [dir][xy + 1]= s->field_select[dir][i];
}
xy += wrap;
}
}
s->dest[0] += 16;
s->dest[1] += 8;
s->dest[2] += 8;
MPV_decode_mb(s, s->block);
if (++s->mb_x >= s->mb_width) {
ff_draw_horiz_band(s, 16*s->mb_y, 16);
s->mb_x = 0;
s->mb_y++;
if(s->mb_y<<field_pic >= s->mb_height){
int left= s->gb.size_in_bits - get_bits_count(&s->gb);
if(left < 0 || (left && show_bits(&s->gb, FFMIN(left, 23)))
|| (avctx->error_resilience >= FF_ER_AGGRESSIVE && left>8)){
av_log(avctx, AV_LOG_ERROR, "end mismatch left=%d\n", left);
return -1;
}else
goto eos;
}
ff_init_block_index(s);
}
/* skip mb handling */
if (s->mb_skip_run == -1) {
/* read again increment */
s->mb_skip_run = 0;
for(;;) {
int code = get_vlc2(&s->gb, mbincr_vlc.table, MBINCR_VLC_BITS, 2);
if (code < 0){
av_log(s->avctx, AV_LOG_ERROR, "mb incr damaged\n");
return -1;
}
if (code >= 33) {
if (code == 33) {
s->mb_skip_run += 33;
}else if(code == 35){
if(s->mb_skip_run != 0 || show_bits(&s->gb, 15) != 0){
av_log(s->avctx, AV_LOG_ERROR, "slice mismatch\n");
return -1;
}
goto eos; /* end of slice */
}
/* otherwise, stuffing, nothing to do */
} else {
s->mb_skip_run += code;
break;
}
}
}
}
eos: // end of slice
*buf += get_bits_count(&s->gb)/8 - 1;
//printf("y %d %d %d %d\n", s->resync_mb_x, s->resync_mb_y, s->mb_x, s->mb_y);
return 0;
}
| 12,560 |
FFmpeg | 220b24c7c97dc033ceab1510549f66d0e7b52ef1 | 1 | av_cold void ff_schro_queue_init(FFSchroQueue *queue)
{
queue->p_head = queue->p_tail = NULL;
queue->size = 0;
}
| 12,561 |
FFmpeg | 3cffbe090a5168dcfe580de8d662a32e7ad1d911 | 1 | static int ffm_write_header(AVFormatContext *s)
{
FFMContext *ffm = s->priv_data;
AVStream *st;
ByteIOContext *pb = s->pb;
AVCodecContext *codec;
int bit_rate, i;
ffm->packet_size = FFM_PACKET_SIZE;
/* header */
put_le32(pb, MKTAG('F', 'F', 'M', '1'));
put_be32(pb, ffm->packet_size);
/* XXX: store write position in other file ? */
put_be64(pb, ffm->packet_size); /* current write position */
put_be32(pb, s->nb_streams);
bit_rate = 0;
for(i=0;i<s->nb_streams;i++) {
st = s->streams[i];
bit_rate += st->codec->bit_rate;
}
put_be32(pb, bit_rate);
/* list of streams */
for(i=0;i<s->nb_streams;i++) {
st = s->streams[i];
av_set_pts_info(st, 64, 1, 1000000);
codec = st->codec;
/* generic info */
put_be32(pb, codec->codec_id);
put_byte(pb, codec->codec_type);
put_be32(pb, codec->bit_rate);
put_be32(pb, st->quality);
put_be32(pb, codec->flags);
put_be32(pb, codec->flags2);
put_be32(pb, codec->debug);
/* specific info */
switch(codec->codec_type) {
case CODEC_TYPE_VIDEO:
put_be32(pb, codec->time_base.num);
put_be32(pb, codec->time_base.den);
put_be16(pb, codec->width);
put_be16(pb, codec->height);
put_be16(pb, codec->gop_size);
put_be32(pb, codec->pix_fmt);
put_byte(pb, codec->qmin);
put_byte(pb, codec->qmax);
put_byte(pb, codec->max_qdiff);
put_be16(pb, (int) (codec->qcompress * 10000.0));
put_be16(pb, (int) (codec->qblur * 10000.0));
put_be32(pb, codec->bit_rate_tolerance);
put_strz(pb, codec->rc_eq);
put_be32(pb, codec->rc_max_rate);
put_be32(pb, codec->rc_min_rate);
put_be32(pb, codec->rc_buffer_size);
put_be64(pb, av_dbl2int(codec->i_quant_factor));
put_be64(pb, av_dbl2int(codec->b_quant_factor));
put_be64(pb, av_dbl2int(codec->i_quant_offset));
put_be64(pb, av_dbl2int(codec->b_quant_offset));
put_be32(pb, codec->dct_algo);
put_be32(pb, codec->strict_std_compliance);
put_be32(pb, codec->max_b_frames);
put_be32(pb, codec->luma_elim_threshold);
put_be32(pb, codec->chroma_elim_threshold);
put_be32(pb, codec->mpeg_quant);
put_be32(pb, codec->intra_dc_precision);
put_be32(pb, codec->me_method);
put_be32(pb, codec->mb_decision);
put_be32(pb, codec->nsse_weight);
put_be32(pb, codec->frame_skip_cmp);
put_be64(pb, av_dbl2int(codec->rc_buffer_aggressivity));
put_be32(pb, codec->codec_tag);
put_byte(pb, codec->thread_count);
break;
case CODEC_TYPE_AUDIO:
put_be32(pb, codec->sample_rate);
put_le16(pb, codec->channels);
put_le16(pb, codec->frame_size);
break;
default:
return -1;
}
if (codec->flags & CODEC_FLAG_GLOBAL_HEADER) {
put_be32(pb, codec->extradata_size);
put_buffer(pb, codec->extradata, codec->extradata_size);
}
}
/* flush until end of block reached */
while ((url_ftell(pb) % ffm->packet_size) != 0)
put_byte(pb, 0);
put_flush_packet(pb);
/* init packet mux */
ffm->packet_ptr = ffm->packet;
ffm->packet_end = ffm->packet + ffm->packet_size - FFM_HEADER_SIZE;
assert(ffm->packet_end >= ffm->packet);
ffm->frame_offset = 0;
ffm->dts = 0;
ffm->first_packet = 1;
return 0;
}
| 12,562 |
qemu | 639973a4740f38789057744b550df3a175bc49ad | 1 | static int assigned_device_pci_cap_init(PCIDevice *pci_dev, Error **errp)
{
AssignedDevice *dev = DO_UPCAST(AssignedDevice, dev, pci_dev);
PCIRegion *pci_region = dev->real_device.regions;
int ret, pos;
Error *local_err = NULL;
/* Clear initial capabilities pointer and status copied from hw */
pci_set_byte(pci_dev->config + PCI_CAPABILITY_LIST, 0);
pci_set_word(pci_dev->config + PCI_STATUS,
pci_get_word(pci_dev->config + PCI_STATUS) &
~PCI_STATUS_CAP_LIST);
/* Expose MSI capability
* MSI capability is the 1st capability in capability config */
pos = pci_find_cap_offset(pci_dev, PCI_CAP_ID_MSI, 0);
if (pos != 0 && kvm_check_extension(kvm_state, KVM_CAP_ASSIGN_DEV_IRQ)) {
verify_irqchip_in_kernel(&local_err);
if (local_err) {
error_propagate(errp, local_err);
return -ENOTSUP;
}
dev->cap.available |= ASSIGNED_DEVICE_CAP_MSI;
/* Only 32-bit/no-mask currently supported */
ret = pci_add_capability2(pci_dev, PCI_CAP_ID_MSI, pos, 10,
&local_err);
if (ret < 0) {
error_propagate(errp, local_err);
return ret;
}
pci_dev->msi_cap = pos;
pci_set_word(pci_dev->config + pos + PCI_MSI_FLAGS,
pci_get_word(pci_dev->config + pos + PCI_MSI_FLAGS) &
PCI_MSI_FLAGS_QMASK);
pci_set_long(pci_dev->config + pos + PCI_MSI_ADDRESS_LO, 0);
pci_set_word(pci_dev->config + pos + PCI_MSI_DATA_32, 0);
/* Set writable fields */
pci_set_word(pci_dev->wmask + pos + PCI_MSI_FLAGS,
PCI_MSI_FLAGS_QSIZE | PCI_MSI_FLAGS_ENABLE);
pci_set_long(pci_dev->wmask + pos + PCI_MSI_ADDRESS_LO, 0xfffffffc);
pci_set_word(pci_dev->wmask + pos + PCI_MSI_DATA_32, 0xffff);
}
/* Expose MSI-X capability */
pos = pci_find_cap_offset(pci_dev, PCI_CAP_ID_MSIX, 0);
if (pos != 0 && kvm_device_msix_supported(kvm_state)) {
int bar_nr;
uint32_t msix_table_entry;
verify_irqchip_in_kernel(&local_err);
if (local_err) {
error_propagate(errp, local_err);
return -ENOTSUP;
}
dev->cap.available |= ASSIGNED_DEVICE_CAP_MSIX;
ret = pci_add_capability2(pci_dev, PCI_CAP_ID_MSIX, pos, 12,
&local_err);
if (ret < 0) {
error_propagate(errp, local_err);
return ret;
}
pci_dev->msix_cap = pos;
pci_set_word(pci_dev->config + pos + PCI_MSIX_FLAGS,
pci_get_word(pci_dev->config + pos + PCI_MSIX_FLAGS) &
PCI_MSIX_FLAGS_QSIZE);
/* Only enable and function mask bits are writable */
pci_set_word(pci_dev->wmask + pos + PCI_MSIX_FLAGS,
PCI_MSIX_FLAGS_ENABLE | PCI_MSIX_FLAGS_MASKALL);
msix_table_entry = pci_get_long(pci_dev->config + pos + PCI_MSIX_TABLE);
bar_nr = msix_table_entry & PCI_MSIX_FLAGS_BIRMASK;
msix_table_entry &= ~PCI_MSIX_FLAGS_BIRMASK;
dev->msix_table_addr = pci_region[bar_nr].base_addr + msix_table_entry;
dev->msix_max = pci_get_word(pci_dev->config + pos + PCI_MSIX_FLAGS);
dev->msix_max &= PCI_MSIX_FLAGS_QSIZE;
dev->msix_max += 1;
}
/* Minimal PM support, nothing writable, device appears to NAK changes */
pos = pci_find_cap_offset(pci_dev, PCI_CAP_ID_PM, 0);
if (pos) {
uint16_t pmc;
ret = pci_add_capability2(pci_dev, PCI_CAP_ID_PM, pos, PCI_PM_SIZEOF,
&local_err);
if (ret < 0) {
error_propagate(errp, local_err);
return ret;
}
assigned_dev_setup_cap_read(dev, pos, PCI_PM_SIZEOF);
pmc = pci_get_word(pci_dev->config + pos + PCI_CAP_FLAGS);
pmc &= (PCI_PM_CAP_VER_MASK | PCI_PM_CAP_DSI);
pci_set_word(pci_dev->config + pos + PCI_CAP_FLAGS, pmc);
/* assign_device will bring the device up to D0, so we don't need
* to worry about doing that ourselves here. */
pci_set_word(pci_dev->config + pos + PCI_PM_CTRL,
PCI_PM_CTRL_NO_SOFT_RESET);
pci_set_byte(pci_dev->config + pos + PCI_PM_PPB_EXTENSIONS, 0);
pci_set_byte(pci_dev->config + pos + PCI_PM_DATA_REGISTER, 0);
}
pos = pci_find_cap_offset(pci_dev, PCI_CAP_ID_EXP, 0);
if (pos) {
uint8_t version, size = 0;
uint16_t type, devctl, lnksta;
uint32_t devcap, lnkcap;
version = pci_get_byte(pci_dev->config + pos + PCI_EXP_FLAGS);
version &= PCI_EXP_FLAGS_VERS;
if (version == 1) {
size = 0x14;
} else if (version == 2) {
/*
* Check for non-std size, accept reduced size to 0x34,
* which is what bcm5761 implemented, violating the
* PCIe v3.0 spec that regs should exist and be read as 0,
* not optionally provided and shorten the struct size.
*/
size = MIN(0x3c, PCI_CONFIG_SPACE_SIZE - pos);
if (size < 0x34) {
error_setg(errp, "Invalid size PCIe cap-id 0x%x",
PCI_CAP_ID_EXP);
return -EINVAL;
} else if (size != 0x3c) {
error_report("WARNING, %s: PCIe cap-id 0x%x has "
"non-standard size 0x%x; std size should be 0x3c",
__func__, PCI_CAP_ID_EXP, size);
}
} else if (version == 0) {
uint16_t vid, did;
vid = pci_get_word(pci_dev->config + PCI_VENDOR_ID);
did = pci_get_word(pci_dev->config + PCI_DEVICE_ID);
if (vid == PCI_VENDOR_ID_INTEL && did == 0x10ed) {
/*
* quirk for Intel 82599 VF with invalid PCIe capability
* version, should really be version 2 (same as PF)
*/
size = 0x3c;
}
}
if (size == 0) {
error_setg(errp, "Unsupported PCI express capability version %d",
version);
return -EINVAL;
}
ret = pci_add_capability2(pci_dev, PCI_CAP_ID_EXP, pos, size,
&local_err);
if (ret < 0) {
error_propagate(errp, local_err);
return ret;
}
assigned_dev_setup_cap_read(dev, pos, size);
type = pci_get_word(pci_dev->config + pos + PCI_EXP_FLAGS);
type = (type & PCI_EXP_FLAGS_TYPE) >> 4;
if (type != PCI_EXP_TYPE_ENDPOINT &&
type != PCI_EXP_TYPE_LEG_END && type != PCI_EXP_TYPE_RC_END) {
error_setg(errp, "Device assignment only supports endpoint "
"assignment, device type %d", type);
return -EINVAL;
}
/* capabilities, pass existing read-only copy
* PCI_EXP_FLAGS_IRQ: updated by hardware, should be direct read */
/* device capabilities: hide FLR */
devcap = pci_get_long(pci_dev->config + pos + PCI_EXP_DEVCAP);
devcap &= ~PCI_EXP_DEVCAP_FLR;
pci_set_long(pci_dev->config + pos + PCI_EXP_DEVCAP, devcap);
/* device control: clear all error reporting enable bits, leaving
* only a few host values. Note, these are
* all writable, but not passed to hw.
*/
devctl = pci_get_word(pci_dev->config + pos + PCI_EXP_DEVCTL);
devctl = (devctl & (PCI_EXP_DEVCTL_READRQ | PCI_EXP_DEVCTL_PAYLOAD)) |
PCI_EXP_DEVCTL_RELAX_EN | PCI_EXP_DEVCTL_NOSNOOP_EN;
pci_set_word(pci_dev->config + pos + PCI_EXP_DEVCTL, devctl);
devctl = PCI_EXP_DEVCTL_BCR_FLR | PCI_EXP_DEVCTL_AUX_PME;
pci_set_word(pci_dev->wmask + pos + PCI_EXP_DEVCTL, ~devctl);
/* Clear device status */
pci_set_word(pci_dev->config + pos + PCI_EXP_DEVSTA, 0);
/* Link capabilities, expose links and latencues, clear reporting */
lnkcap = pci_get_long(pci_dev->config + pos + PCI_EXP_LNKCAP);
lnkcap &= (PCI_EXP_LNKCAP_SLS | PCI_EXP_LNKCAP_MLW |
PCI_EXP_LNKCAP_ASPMS | PCI_EXP_LNKCAP_L0SEL |
PCI_EXP_LNKCAP_L1EL);
pci_set_long(pci_dev->config + pos + PCI_EXP_LNKCAP, lnkcap);
/* Link control, pass existing read-only copy. Should be writable? */
/* Link status, only expose current speed and width */
lnksta = pci_get_word(pci_dev->config + pos + PCI_EXP_LNKSTA);
lnksta &= (PCI_EXP_LNKSTA_CLS | PCI_EXP_LNKSTA_NLW);
pci_set_word(pci_dev->config + pos + PCI_EXP_LNKSTA, lnksta);
if (version >= 2) {
/* Slot capabilities, control, status - not needed for endpoints */
pci_set_long(pci_dev->config + pos + PCI_EXP_SLTCAP, 0);
pci_set_word(pci_dev->config + pos + PCI_EXP_SLTCTL, 0);
pci_set_word(pci_dev->config + pos + PCI_EXP_SLTSTA, 0);
/* Root control, capabilities, status - not needed for endpoints */
pci_set_word(pci_dev->config + pos + PCI_EXP_RTCTL, 0);
pci_set_word(pci_dev->config + pos + PCI_EXP_RTCAP, 0);
pci_set_long(pci_dev->config + pos + PCI_EXP_RTSTA, 0);
/* Device capabilities/control 2, pass existing read-only copy */
/* Link control 2, pass existing read-only copy */
}
}
pos = pci_find_cap_offset(pci_dev, PCI_CAP_ID_PCIX, 0);
if (pos) {
uint16_t cmd;
uint32_t status;
/* Only expose the minimum, 8 byte capability */
ret = pci_add_capability2(pci_dev, PCI_CAP_ID_PCIX, pos, 8,
&local_err);
if (ret < 0) {
error_propagate(errp, local_err);
return ret;
}
assigned_dev_setup_cap_read(dev, pos, 8);
/* Command register, clear upper bits, including extended modes */
cmd = pci_get_word(pci_dev->config + pos + PCI_X_CMD);
cmd &= (PCI_X_CMD_DPERR_E | PCI_X_CMD_ERO | PCI_X_CMD_MAX_READ |
PCI_X_CMD_MAX_SPLIT);
pci_set_word(pci_dev->config + pos + PCI_X_CMD, cmd);
/* Status register, update with emulated PCI bus location, clear
* error bits, leave the rest. */
status = pci_get_long(pci_dev->config + pos + PCI_X_STATUS);
status &= ~(PCI_X_STATUS_BUS | PCI_X_STATUS_DEVFN);
status |= (pci_bus_num(pci_dev->bus) << 8) | pci_dev->devfn;
status &= ~(PCI_X_STATUS_SPL_DISC | PCI_X_STATUS_UNX_SPL |
PCI_X_STATUS_SPL_ERR);
pci_set_long(pci_dev->config + pos + PCI_X_STATUS, status);
}
pos = pci_find_cap_offset(pci_dev, PCI_CAP_ID_VPD, 0);
if (pos) {
/* Direct R/W passthrough */
ret = pci_add_capability2(pci_dev, PCI_CAP_ID_VPD, pos, 8,
&local_err);
if (ret < 0) {
error_propagate(errp, local_err);
return ret;
}
assigned_dev_setup_cap_read(dev, pos, 8);
/* direct write for cap content */
assigned_dev_direct_config_write(dev, pos + 2, 6);
}
/* Devices can have multiple vendor capabilities, get them all */
for (pos = 0; (pos = pci_find_cap_offset(pci_dev, PCI_CAP_ID_VNDR, pos));
pos += PCI_CAP_LIST_NEXT) {
uint8_t len = pci_get_byte(pci_dev->config + pos + PCI_CAP_FLAGS);
/* Direct R/W passthrough */
ret = pci_add_capability2(pci_dev, PCI_CAP_ID_VNDR, pos, len,
&local_err);
if (ret < 0) {
error_propagate(errp, local_err);
return ret;
}
assigned_dev_setup_cap_read(dev, pos, len);
/* direct write for cap content */
assigned_dev_direct_config_write(dev, pos + 2, len - 2);
}
/* If real and virtual capability list status bits differ, virtualize the
* access. */
if ((pci_get_word(pci_dev->config + PCI_STATUS) & PCI_STATUS_CAP_LIST) !=
(assigned_dev_pci_read_byte(pci_dev, PCI_STATUS) &
PCI_STATUS_CAP_LIST)) {
dev->emulate_config_read[PCI_STATUS] |= PCI_STATUS_CAP_LIST;
}
return 0;
}
| 12,563 |
FFmpeg | c0323b9c9bcebe029df0b19a19a6f81deef94b3a | 1 | int avfilter_graph_send_command(AVFilterGraph *graph, const char *target, const char *cmd, const char *arg, char *res, int res_len, int flags)
{
int i, r = AVERROR(ENOSYS);
if(!graph)
return r;
if((flags & AVFILTER_CMD_FLAG_ONE) && !(flags & AVFILTER_CMD_FLAG_FAST)) {
r=avfilter_graph_send_command(graph, target, cmd, arg, res, res_len, flags | AVFILTER_CMD_FLAG_FAST);
if(r != AVERROR(ENOSYS))
return r;
}
if(res_len && res)
res[0]= 0;
for (i = 0; i < graph->filter_count; i++) {
AVFilterContext *filter = graph->filters[i];
if(!strcmp(target, "all") || !strcmp(target, filter->name) || !strcmp(target, filter->filter->name)){
r = avfilter_process_command(filter, cmd, arg, res, res_len, flags);
if(r != AVERROR(ENOSYS)) {
if((flags & AVFILTER_CMD_FLAG_ONE) || r<0)
return r;
}
}
}
return r;
}
| 12,564 |
FFmpeg | d7e9533aa06f4073a27812349b35ba5fede11ca1 | 1 | static void dct_unquantize_mpeg2_c(MpegEncContext *s,
DCTELEM *block, int n, int qscale)
{
int i, level, nCoeffs;
const UINT16 *quant_matrix;
if(s->alternate_scan) nCoeffs= 64;
else nCoeffs= s->block_last_index[n]+1;
if (s->mb_intra) {
if (n < 4)
block[0] = block[0] * s->y_dc_scale;
else
block[0] = block[0] * s->c_dc_scale;
quant_matrix = s->intra_matrix;
for(i=1;i<nCoeffs;i++) {
int j= zigzag_direct[i];
level = block[j];
if (level) {
if (level < 0) {
level = -level;
level = (int)(level * qscale * quant_matrix[j]) >> 3;
level = -level;
} else {
level = (int)(level * qscale * quant_matrix[j]) >> 3;
}
#ifdef PARANOID
if (level < -2048 || level > 2047)
fprintf(stderr, "unquant error %d %d\n", i, level);
#endif
block[j] = level;
}
}
} else {
int sum=-1;
i = 0;
quant_matrix = s->non_intra_matrix;
for(;i<nCoeffs;i++) {
int j= zigzag_direct[i];
level = block[j];
if (level) {
if (level < 0) {
level = -level;
level = (((level << 1) + 1) * qscale *
((int) (quant_matrix[j]))) >> 4;
level = -level;
} else {
level = (((level << 1) + 1) * qscale *
((int) (quant_matrix[j]))) >> 4;
}
#ifdef PARANOID
if (level < -2048 || level > 2047)
fprintf(stderr, "unquant error %d %d\n", i, level);
#endif
block[j] = level;
sum+=level;
}
}
block[63]^=sum&1;
}
}
| 12,565 |
qemu | 058bc4b57f9d6b39d9a6748b4049e1be3fde3dac | 1 | static void destroy_l2_mapping(PhysPageEntry *lp, unsigned level)
{
unsigned i;
PhysPageEntry *p;
if (lp->ptr == PHYS_MAP_NODE_NIL) {
return;
}
p = phys_map_nodes[lp->ptr];
for (i = 0; i < L2_SIZE; ++i) {
if (!p[i].is_leaf) {
destroy_l2_mapping(&p[i], level - 1);
} else {
destroy_page_desc(p[i].ptr);
}
}
lp->is_leaf = 0;
lp->ptr = PHYS_MAP_NODE_NIL;
}
| 12,566 |
FFmpeg | 34c52005605d68f7cd1957b169b6732c7d2447d9 | 1 | static int apply_window_and_mdct(vorbis_enc_context *venc,
float **audio, int samples)
{
int channel;
const float * win = venc->win[0];
int window_len = 1 << (venc->log2_blocksize[0] - 1);
float n = (float)(1 << venc->log2_blocksize[0]) / 4.0;
AVFloatDSPContext *fdsp = venc->fdsp;
if (!venc->have_saved && !samples)
return 0;
if (venc->have_saved) {
for (channel = 0; channel < venc->channels; channel++)
memcpy(venc->samples + channel * window_len * 2,
venc->saved + channel * window_len, sizeof(float) * window_len);
} else {
for (channel = 0; channel < venc->channels; channel++)
memset(venc->samples + channel * window_len * 2, 0,
sizeof(float) * window_len);
}
if (samples) {
for (channel = 0; channel < venc->channels; channel++) {
float *offset = venc->samples + channel * window_len * 2 + window_len;
fdsp->vector_fmul_reverse(offset, audio[channel], win, samples);
fdsp->vector_fmul_scalar(offset, offset, 1/n, samples);
}
} else {
for (channel = 0; channel < venc->channels; channel++)
memset(venc->samples + channel * window_len * 2 + window_len,
0, sizeof(float) * window_len);
}
for (channel = 0; channel < venc->channels; channel++)
venc->mdct[0].mdct_calc(&venc->mdct[0], venc->coeffs + channel * window_len,
venc->samples + channel * window_len * 2);
if (samples) {
for (channel = 0; channel < venc->channels; channel++) {
float *offset = venc->saved + channel * window_len;
fdsp->vector_fmul(offset, audio[channel], win, samples);
fdsp->vector_fmul_scalar(offset, offset, 1/n, samples);
}
venc->have_saved = 1;
} else {
venc->have_saved = 0;
}
return 1;
}
| 12,568 |
FFmpeg | 25e87fc5f61bd9b85ecf52c6082a18d7e7c8506b | 0 | static int transcode(void)
{
int ret, i;
AVFormatContext *is, *os;
OutputStream *ost;
InputStream *ist;
uint8_t *no_packet;
int no_packet_count = 0;
int64_t timer_start;
int key;
if (!(no_packet = av_mallocz(nb_input_files)))
exit_program(1);
ret = transcode_init();
if (ret < 0)
goto fail;
if (!using_stdin) {
av_log(NULL, AV_LOG_INFO, "Press [q] to stop, [?] for help\n");
}
timer_start = av_gettime();
for (; received_sigterm == 0;) {
int file_index, ist_index;
AVPacket pkt;
int64_t cur_time= av_gettime();
/* if 'q' pressed, exits */
if (!using_stdin) {
static int64_t last_time;
if (received_nb_signals)
break;
/* read_key() returns 0 on EOF */
if(cur_time - last_time >= 100000 && !run_as_daemon){
key = read_key();
last_time = cur_time;
}else
key = -1;
if (key == 'q')
break;
if (key == '+') av_log_set_level(av_log_get_level()+10);
if (key == '-') av_log_set_level(av_log_get_level()-10);
if (key == 's') qp_hist ^= 1;
if (key == 'h'){
if (do_hex_dump){
do_hex_dump = do_pkt_dump = 0;
} else if(do_pkt_dump){
do_hex_dump = 1;
} else
do_pkt_dump = 1;
av_log_set_level(AV_LOG_DEBUG);
}
if (key == 'c' || key == 'C'){
char buf[4096], target[64], command[256], arg[256] = {0};
double time;
int k, n = 0;
fprintf(stderr, "\nEnter command: <target> <time> <command>[ <argument>]\n");
i = 0;
while ((k = read_key()) != '\n' && k != '\r' && i < sizeof(buf)-1)
if (k > 0)
buf[i++] = k;
buf[i] = 0;
if (k > 0 &&
(n = sscanf(buf, "%63[^ ] %lf %255[^ ] %255[^\n]", target, &time, command, arg)) >= 3) {
av_log(NULL, AV_LOG_DEBUG, "Processing command target:%s time:%f command:%s arg:%s",
target, time, command, arg);
for (i = 0; i < nb_filtergraphs; i++) {
FilterGraph *fg = filtergraphs[i];
if (fg->graph) {
if (time < 0) {
ret = avfilter_graph_send_command(fg->graph, target, command, arg, buf, sizeof(buf),
key == 'c' ? AVFILTER_CMD_FLAG_ONE : 0);
fprintf(stderr, "Command reply for stream %d: ret:%d res:%s\n", i, ret, buf);
} else {
ret = avfilter_graph_queue_command(fg->graph, target, command, arg, 0, time);
}
}
}
} else {
av_log(NULL, AV_LOG_ERROR,
"Parse error, at least 3 arguments were expected, "
"only %d given in string '%s'\n", n, buf);
}
}
if (key == 'd' || key == 'D'){
int debug=0;
if(key == 'D') {
debug = input_streams[0]->st->codec->debug<<1;
if(!debug) debug = 1;
while(debug & (FF_DEBUG_DCT_COEFF|FF_DEBUG_VIS_QP|FF_DEBUG_VIS_MB_TYPE)) //unsupported, would just crash
debug += debug;
}else
if(scanf("%d", &debug)!=1)
fprintf(stderr,"error parsing debug value\n");
for(i=0;i<nb_input_streams;i++) {
input_streams[i]->st->codec->debug = debug;
}
for(i=0;i<nb_output_streams;i++) {
ost = output_streams[i];
ost->st->codec->debug = debug;
}
if(debug) av_log_set_level(AV_LOG_DEBUG);
fprintf(stderr,"debug=%d\n", debug);
}
if (key == '?'){
fprintf(stderr, "key function\n"
"? show this help\n"
"+ increase verbosity\n"
"- decrease verbosity\n"
"c Send command to filtergraph\n"
"D cycle through available debug modes\n"
"h dump packets/hex press to cycle through the 3 states\n"
"q quit\n"
"s Show QP histogram\n"
);
}
}
/* check if there's any stream where output is still needed */
if (!need_output()) {
av_log(NULL, AV_LOG_VERBOSE, "No more output streams to write to, finishing.\n");
break;
}
/* select the stream that we must read now */
file_index = select_input_file(no_packet);
/* if none, if is finished */
if (file_index < 0) {
if (no_packet_count) {
no_packet_count = 0;
memset(no_packet, 0, nb_input_files);
usleep(10000);
continue;
}
break;
}
/* read a frame from it and output it in the fifo */
is = input_files[file_index]->ctx;
ret = av_read_frame(is, &pkt);
if (ret == AVERROR(EAGAIN)) {
no_packet[file_index] = 1;
no_packet_count++;
continue;
}
if (ret < 0) {
input_files[file_index]->eof_reached = 1;
for (i = 0; i < input_files[file_index]->nb_streams; i++) {
ist = input_streams[input_files[file_index]->ist_index + i];
if (ist->decoding_needed)
output_packet(ist, NULL);
}
if (opt_shortest)
break;
else
continue;
}
no_packet_count = 0;
memset(no_packet, 0, nb_input_files);
if (do_pkt_dump) {
av_pkt_dump_log2(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump,
is->streams[pkt.stream_index]);
}
/* the following test is needed in case new streams appear
dynamically in stream : we ignore them */
if (pkt.stream_index >= input_files[file_index]->nb_streams)
goto discard_packet;
ist_index = input_files[file_index]->ist_index + pkt.stream_index;
ist = input_streams[ist_index];
if (ist->discard)
goto discard_packet;
if (pkt.dts != AV_NOPTS_VALUE)
pkt.dts += av_rescale_q(input_files[ist->file_index]->ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
if (pkt.pts != AV_NOPTS_VALUE)
pkt.pts += av_rescale_q(input_files[ist->file_index]->ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
if (pkt.pts != AV_NOPTS_VALUE)
pkt.pts *= ist->ts_scale;
if (pkt.dts != AV_NOPTS_VALUE)
pkt.dts *= ist->ts_scale;
if (debug_ts) {
av_log(NULL, AV_LOG_INFO, "demuxer -> ist_index:%d type:%s "
"next_dts:%s next_dts_time:%s next_pts:%s next_pts_time:%s pkt_pts:%s pkt_pts_time:%s pkt_dts:%s pkt_dts_time:%s off:%"PRId64"\n",
ist_index, av_get_media_type_string(ist->st->codec->codec_type),
av_ts2str(ist->next_dts), av_ts2timestr(ist->next_dts, &ist->st->time_base),
av_ts2str(ist->next_pts), av_ts2timestr(ist->next_pts, &ist->st->time_base),
av_ts2str(pkt.pts), av_ts2timestr(pkt.pts, &ist->st->time_base),
av_ts2str(pkt.dts), av_ts2timestr(pkt.dts, &ist->st->time_base),
input_files[ist->file_index]->ts_offset);
}
if (pkt.dts != AV_NOPTS_VALUE && ist->next_dts != AV_NOPTS_VALUE && !copy_ts) {
int64_t pkt_dts = av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
int64_t delta = pkt_dts - ist->next_dts;
if (is->iformat->flags & AVFMT_TS_DISCONT) {
if(delta < -1LL*dts_delta_threshold*AV_TIME_BASE ||
(delta > 1LL*dts_delta_threshold*AV_TIME_BASE &&
ist->st->codec->codec_type != AVMEDIA_TYPE_SUBTITLE) ||
pkt_dts+1<ist->pts){
input_files[ist->file_index]->ts_offset -= delta;
av_log(NULL, AV_LOG_DEBUG,
"timestamp discontinuity %"PRId64", new offset= %"PRId64"\n",
delta, input_files[ist->file_index]->ts_offset);
pkt.dts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
if (pkt.pts != AV_NOPTS_VALUE)
pkt.pts-= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
}
} else {
if ( delta < -1LL*dts_error_threshold*AV_TIME_BASE ||
(delta > 1LL*dts_error_threshold*AV_TIME_BASE && ist->st->codec->codec_type != AVMEDIA_TYPE_SUBTITLE) ||
pkt_dts+1<ist->pts){
av_log(NULL, AV_LOG_WARNING, "DTS %"PRId64", next:%"PRId64" st:%d invalid dropping\n", pkt.dts, ist->next_dts, pkt.stream_index);
pkt.dts = AV_NOPTS_VALUE;
}
if (pkt.pts != AV_NOPTS_VALUE){
int64_t pkt_pts = av_rescale_q(pkt.pts, ist->st->time_base, AV_TIME_BASE_Q);
delta = pkt_pts - ist->next_dts;
if ( delta < -1LL*dts_error_threshold*AV_TIME_BASE ||
(delta > 1LL*dts_error_threshold*AV_TIME_BASE && ist->st->codec->codec_type != AVMEDIA_TYPE_SUBTITLE) ||
pkt_pts+1<ist->pts) {
av_log(NULL, AV_LOG_WARNING, "PTS %"PRId64", next:%"PRId64" invalid dropping st:%d\n", pkt.pts, ist->next_dts, pkt.stream_index);
pkt.pts = AV_NOPTS_VALUE;
}
}
}
}
// fprintf(stderr,"read #%d.%d size=%d\n", ist->file_index, ist->st->index, pkt.size);
if ((ret = output_packet(ist, &pkt)) < 0 ||
((ret = poll_filters()) < 0 && ret != AVERROR_EOF)) {
char buf[128];
av_strerror(ret, buf, sizeof(buf));
av_log(NULL, AV_LOG_ERROR, "Error while decoding stream #%d:%d: %s\n",
ist->file_index, ist->st->index, buf);
if (exit_on_error)
exit_program(1);
av_free_packet(&pkt);
continue;
}
discard_packet:
av_free_packet(&pkt);
/* dump report by using the output first video and audio streams */
print_report(0, timer_start, cur_time);
}
/* at the end of stream, we must flush the decoder buffers */
for (i = 0; i < nb_input_streams; i++) {
ist = input_streams[i];
if (!input_files[ist->file_index]->eof_reached && ist->decoding_needed) {
output_packet(ist, NULL);
}
}
poll_filters();
flush_encoders();
term_exit();
/* write the trailer if needed and close file */
for (i = 0; i < nb_output_files; i++) {
os = output_files[i]->ctx;
av_write_trailer(os);
}
/* dump report by using the first video and audio streams */
print_report(1, timer_start, av_gettime());
/* close each encoder */
for (i = 0; i < nb_output_streams; i++) {
ost = output_streams[i];
if (ost->encoding_needed) {
av_freep(&ost->st->codec->stats_in);
avcodec_close(ost->st->codec);
}
}
/* close each decoder */
for (i = 0; i < nb_input_streams; i++) {
ist = input_streams[i];
if (ist->decoding_needed) {
avcodec_close(ist->st->codec);
}
}
/* finished ! */
ret = 0;
fail:
av_freep(&no_packet);
if (output_streams) {
for (i = 0; i < nb_output_streams; i++) {
ost = output_streams[i];
if (ost) {
if (ost->stream_copy)
av_freep(&ost->st->codec->extradata);
if (ost->logfile) {
fclose(ost->logfile);
ost->logfile = NULL;
}
av_freep(&ost->st->codec->subtitle_header);
av_free(ost->forced_kf_pts);
av_dict_free(&ost->opts);
}
}
}
return ret;
}
| 12,569 |
FFmpeg | a8475bbdb64e638bd8161df9647876fd23f8a29a | 0 | static int rtsp_write_packet(AVFormatContext *s, AVPacket *pkt)
{
RTSPState *rt = s->priv_data;
RTSPStream *rtsp_st;
fd_set rfds;
int n, tcp_fd;
struct timeval tv;
AVFormatContext *rtpctx;
int ret;
tcp_fd = url_get_file_handle(rt->rtsp_hd);
while (1) {
FD_ZERO(&rfds);
FD_SET(tcp_fd, &rfds);
tv.tv_sec = 0;
tv.tv_usec = 0;
n = select(tcp_fd + 1, &rfds, NULL, NULL, &tv);
if (n <= 0)
break;
if (FD_ISSET(tcp_fd, &rfds)) {
RTSPMessageHeader reply;
/* Don't let ff_rtsp_read_reply handle interleaved packets,
* since it would block and wait for an RTSP reply on the socket
* (which may not be coming any time soon) if it handles
* interleaved packets internally. */
ret = ff_rtsp_read_reply(s, &reply, NULL, 1, NULL);
if (ret < 0)
return AVERROR(EPIPE);
if (ret == 1)
ff_rtsp_skip_packet(s);
/* XXX: parse message */
if (rt->state != RTSP_STATE_STREAMING)
return AVERROR(EPIPE);
}
}
if (pkt->stream_index < 0 || pkt->stream_index >= rt->nb_rtsp_streams)
return AVERROR_INVALIDDATA;
rtsp_st = rt->rtsp_streams[pkt->stream_index];
rtpctx = rtsp_st->transport_priv;
ret = ff_write_chained(rtpctx, 0, pkt, s);
/* ff_write_chained does all the RTP packetization. If using TCP as
* transport, rtpctx->pb is only a dyn_packet_buf that queues up the
* packets, so we need to send them out on the TCP connection separately.
*/
if (!ret && rt->lower_transport == RTSP_LOWER_TRANSPORT_TCP)
ret = tcp_write_packet(s, rtsp_st);
return ret;
}
| 12,570 |
qemu | 7d1b0095bff7157e856d1d0e6c4295641ced2752 | 1 | static inline TCGv load_reg(DisasContext *s, int reg)
{
TCGv tmp = new_tmp();
load_reg_var(s, tmp, reg);
return tmp;
}
| 12,571 |
qemu | caae58cba07efec5f0616f568531c9dfaf1e9179 | 1 | static void ppc_spapr_init(QEMUMachineInitArgs *args)
{
ram_addr_t ram_size = args->ram_size;
const char *cpu_model = args->cpu_model;
const char *kernel_filename = args->kernel_filename;
const char *kernel_cmdline = args->kernel_cmdline;
const char *initrd_filename = args->initrd_filename;
const char *boot_device = args->boot_device;
PowerPCCPU *cpu;
CPUPPCState *env;
PCIHostState *phb;
int i;
MemoryRegion *sysmem = get_system_memory();
MemoryRegion *ram = g_new(MemoryRegion, 1);
hwaddr rma_alloc_size;
uint32_t initrd_base = 0;
long kernel_size = 0, initrd_size = 0;
long load_limit, rtas_limit, fw_size;
char *filename;
msi_supported = true;
spapr = g_malloc0(sizeof(*spapr));
QLIST_INIT(&spapr->phbs);
cpu_ppc_hypercall = emulate_spapr_hypercall;
/* Allocate RMA if necessary */
rma_alloc_size = kvmppc_alloc_rma("ppc_spapr.rma", sysmem);
if (rma_alloc_size == -1) {
hw_error("qemu: Unable to create RMA\n");
exit(1);
}
if (rma_alloc_size && (rma_alloc_size < ram_size)) {
spapr->rma_size = rma_alloc_size;
} else {
spapr->rma_size = ram_size;
/* With KVM, we don't actually know whether KVM supports an
* unbounded RMA (PR KVM) or is limited by the hash table size
* (HV KVM using VRMA), so we always assume the latter
*
* In that case, we also limit the initial allocations for RTAS
* etc... to 256M since we have no way to know what the VRMA size
* is going to be as it depends on the size of the hash table
* isn't determined yet.
*/
if (kvm_enabled()) {
spapr->vrma_adjust = 1;
spapr->rma_size = MIN(spapr->rma_size, 0x10000000);
}
}
/* We place the device tree and RTAS just below either the top of the RMA,
* or just below 2GB, whichever is lowere, so that it can be
* processed with 32-bit real mode code if necessary */
rtas_limit = MIN(spapr->rma_size, 0x80000000);
spapr->rtas_addr = rtas_limit - RTAS_MAX_SIZE;
spapr->fdt_addr = spapr->rtas_addr - FDT_MAX_SIZE;
load_limit = spapr->fdt_addr - FW_OVERHEAD;
/* We aim for a hash table of size 1/128 the size of RAM. The
* normal rule of thumb is 1/64 the size of RAM, but that's much
* more than needed for the Linux guests we support. */
spapr->htab_shift = 18; /* Minimum architected size */
while (spapr->htab_shift <= 46) {
if ((1ULL << (spapr->htab_shift + 7)) >= ram_size) {
break;
}
spapr->htab_shift++;
}
/* init CPUs */
if (cpu_model == NULL) {
cpu_model = kvm_enabled() ? "host" : "POWER7";
}
for (i = 0; i < smp_cpus; i++) {
cpu = cpu_ppc_init(cpu_model);
if (cpu == NULL) {
fprintf(stderr, "Unable to find PowerPC CPU definition\n");
exit(1);
}
env = &cpu->env;
/* Set time-base frequency to 512 MHz */
cpu_ppc_tb_init(env, TIMEBASE_FREQ);
/* PAPR always has exception vectors in RAM not ROM */
env->hreset_excp_prefix = 0;
/* Tell KVM that we're in PAPR mode */
if (kvm_enabled()) {
kvmppc_set_papr(cpu);
}
qemu_register_reset(spapr_cpu_reset, cpu);
}
/* allocate RAM */
spapr->ram_limit = ram_size;
if (spapr->ram_limit > rma_alloc_size) {
ram_addr_t nonrma_base = rma_alloc_size;
ram_addr_t nonrma_size = spapr->ram_limit - rma_alloc_size;
memory_region_init_ram(ram, "ppc_spapr.ram", nonrma_size);
vmstate_register_ram_global(ram);
memory_region_add_subregion(sysmem, nonrma_base, ram);
}
filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "spapr-rtas.bin");
spapr->rtas_size = load_image_targphys(filename, spapr->rtas_addr,
rtas_limit - spapr->rtas_addr);
if (spapr->rtas_size < 0) {
hw_error("qemu: could not load LPAR rtas '%s'\n", filename);
exit(1);
}
if (spapr->rtas_size > RTAS_MAX_SIZE) {
hw_error("RTAS too big ! 0x%lx bytes (max is 0x%x)\n",
spapr->rtas_size, RTAS_MAX_SIZE);
exit(1);
}
g_free(filename);
/* Set up Interrupt Controller */
spapr->icp = xics_system_init(XICS_IRQS);
spapr->next_irq = XICS_IRQ_BASE;
/* Set up EPOW events infrastructure */
spapr_events_init(spapr);
/* Set up IOMMU */
spapr_iommu_init();
/* Set up VIO bus */
spapr->vio_bus = spapr_vio_bus_init();
for (i = 0; i < MAX_SERIAL_PORTS; i++) {
if (serial_hds[i]) {
spapr_vty_create(spapr->vio_bus, serial_hds[i]);
}
}
/* We always have at least the nvram device on VIO */
spapr_create_nvram(spapr);
/* Set up PCI */
spapr_pci_rtas_init();
spapr_create_phb(spapr, "pci", SPAPR_PCI_BUID,
SPAPR_PCI_MEM_WIN_ADDR,
SPAPR_PCI_MEM_WIN_SIZE,
SPAPR_PCI_IO_WIN_ADDR,
SPAPR_PCI_MSI_WIN_ADDR);
phb = PCI_HOST_BRIDGE(QLIST_FIRST(&spapr->phbs));
for (i = 0; i < nb_nics; i++) {
NICInfo *nd = &nd_table[i];
if (!nd->model) {
nd->model = g_strdup("ibmveth");
}
if (strcmp(nd->model, "ibmveth") == 0) {
spapr_vlan_create(spapr->vio_bus, nd);
} else {
pci_nic_init_nofail(&nd_table[i], nd->model, NULL);
}
}
for (i = 0; i <= drive_get_max_bus(IF_SCSI); i++) {
spapr_vscsi_create(spapr->vio_bus);
}
/* Graphics */
if (spapr_vga_init(phb->bus)) {
spapr->has_graphics = true;
}
if (usb_enabled(spapr->has_graphics)) {
pci_create_simple(phb->bus, -1, "pci-ohci");
if (spapr->has_graphics) {
usbdevice_create("keyboard");
usbdevice_create("mouse");
}
}
if (spapr->rma_size < (MIN_RMA_SLOF << 20)) {
fprintf(stderr, "qemu: pSeries SLOF firmware requires >= "
"%ldM guest RMA (Real Mode Area memory)\n", MIN_RMA_SLOF);
exit(1);
}
if (kernel_filename) {
uint64_t lowaddr = 0;
kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL,
NULL, &lowaddr, NULL, 1, ELF_MACHINE, 0);
if (kernel_size < 0) {
kernel_size = load_image_targphys(kernel_filename,
KERNEL_LOAD_ADDR,
load_limit - KERNEL_LOAD_ADDR);
}
if (kernel_size < 0) {
fprintf(stderr, "qemu: could not load kernel '%s'\n",
kernel_filename);
exit(1);
}
/* load initrd */
if (initrd_filename) {
/* Try to locate the initrd in the gap between the kernel
* and the firmware. Add a bit of space just in case
*/
initrd_base = (KERNEL_LOAD_ADDR + kernel_size + 0x1ffff) & ~0xffff;
initrd_size = load_image_targphys(initrd_filename, initrd_base,
load_limit - initrd_base);
if (initrd_size < 0) {
fprintf(stderr, "qemu: could not load initial ram disk '%s'\n",
initrd_filename);
exit(1);
}
} else {
initrd_base = 0;
initrd_size = 0;
}
}
filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, FW_FILE_NAME);
fw_size = load_image_targphys(filename, 0, FW_MAX_SIZE);
if (fw_size < 0) {
hw_error("qemu: could not load LPAR rtas '%s'\n", filename);
exit(1);
}
g_free(filename);
spapr->entry_point = 0x100;
/* Prepare the device tree */
spapr->fdt_skel = spapr_create_fdt_skel(cpu_model,
initrd_base, initrd_size,
kernel_size,
boot_device, kernel_cmdline,
spapr->epow_irq);
assert(spapr->fdt_skel != NULL);
}
| 12,572 |
qemu | 854e67fea6a6f181163a5467fc9ba04de8d181bb | 1 | static void hmp_info_cpustats(Monitor *mon, const QDict *qdict)
{
cpu_dump_statistics(mon_get_cpu(), (FILE *)mon, &monitor_fprintf, 0);
}
| 12,573 |
FFmpeg | ca488ad480360dfafcb5766f7bfbb567a0638979 | 1 | static int read_decode_block(ALSDecContext *ctx, ALSBlockData *bd)
{
int ret;
ret = read_block(ctx, bd);
if (ret)
return ret;
ret = decode_block(ctx, bd);
return ret;
}
| 12,574 |
qemu | e0dadc1e9ef1f35208e5d2af9c7740c18a0b769f | 1 | DeviceState *aux_create_slave(AUXBus *bus, const char *type, uint32_t addr)
{
DeviceState *dev;
dev = DEVICE(object_new(type));
assert(dev);
qdev_set_parent_bus(dev, &bus->qbus);
qdev_init_nofail(dev);
aux_bus_map_device(AUX_BUS(qdev_get_parent_bus(dev)), AUX_SLAVE(dev), addr);
return dev;
}
| 12,575 |
qemu | d2164ad35c411d97abd2aa5c6f160283d215e214 | 1 | static int get_uint64_equal(QEMUFile *f, void *pv, size_t size,
VMStateField *field)
{
uint64_t *v = pv;
uint64_t v2;
qemu_get_be64s(f, &v2);
if (*v == v2) {
return 0;
error_report("%" PRIx64 " != %" PRIx64, *v, v2);
return -EINVAL;
| 12,576 |
qemu | 950d94ba0671e7f154a9e87a277f8efbddcee28f | 1 | static void vhost_net_stop_one(struct vhost_net *net,
VirtIODevice *dev)
{
struct vhost_vring_file file = { .fd = -1 };
if (net->nc->info->type == NET_CLIENT_DRIVER_TAP) {
for (file.index = 0; file.index < net->dev.nvqs; ++file.index) {
const VhostOps *vhost_ops = net->dev.vhost_ops;
int r = vhost_ops->vhost_net_set_backend(&net->dev, &file);
assert(r >= 0);
}
}
if (net->nc->info->poll) {
net->nc->info->poll(net->nc, true);
}
vhost_dev_stop(&net->dev, dev);
vhost_dev_disable_notifiers(&net->dev, dev);
}
| 12,577 |
qemu | 133e9b228df16d11de01529c217417e78d1d9370 | 1 | static int pci_init_multifunction(PCIBus *bus, PCIDevice *dev)
{
uint8_t slot = PCI_SLOT(dev->devfn);
uint8_t func;
if (dev->cap_present & QEMU_PCI_CAP_MULTIFUNCTION) {
dev->config[PCI_HEADER_TYPE] |= PCI_HEADER_TYPE_MULTI_FUNCTION;
}
/*
* multifunction bit is interpreted in two ways as follows.
* - all functions must set the bit to 1.
* Example: Intel X53
* - function 0 must set the bit, but the rest function (> 0)
* is allowed to leave the bit to 0.
* Example: PIIX3(also in qemu), PIIX4(also in qemu), ICH10,
*
* So OS (at least Linux) checks the bit of only function 0,
* and doesn't see the bit of function > 0.
*
* The below check allows both interpretation.
*/
if (PCI_FUNC(dev->devfn)) {
PCIDevice *f0 = bus->devices[PCI_DEVFN(slot, 0)];
if (f0 && !(f0->cap_present & QEMU_PCI_CAP_MULTIFUNCTION)) {
/* function 0 should set multifunction bit */
error_report("PCI: single function device can't be populated "
"in function %x.%x", slot, PCI_FUNC(dev->devfn));
return -1;
}
return 0;
}
if (dev->cap_present & QEMU_PCI_CAP_MULTIFUNCTION) {
return 0;
}
/* function 0 indicates single function, so function > 0 must be NULL */
for (func = 1; func < PCI_FUNC_MAX; ++func) {
if (bus->devices[PCI_DEVFN(slot, func)]) {
error_report("PCI: %x.0 indicates single function, "
"but %x.%x is already populated.",
slot, slot, func);
return -1;
}
}
return 0;
}
| 12,578 |
FFmpeg | 24dc7776ff4452764d0365b12d0728153f879cf8 | 0 | static int mpeg_mux_init(AVFormatContext *ctx)
{
MpegMuxContext *s = ctx->priv_data;
int bitrate, i, mpa_id, mpv_id, mps_id, ac3_id, dts_id, lpcm_id, j;
AVStream *st;
StreamInfo *stream;
int audio_bitrate;
int video_bitrate;
s->packet_number = 0;
s->is_vcd = (CONFIG_MPEG1VCD_MUXER && ctx->oformat == &mpeg1vcd_muxer);
s->is_svcd = (CONFIG_MPEG2SVCD_MUXER && ctx->oformat == &mpeg2svcd_muxer);
s->is_mpeg2 = ((CONFIG_MPEG2VOB_MUXER && ctx->oformat == &mpeg2vob_muxer) ||
(CONFIG_MPEG2DVD_MUXER && ctx->oformat == &mpeg2dvd_muxer) ||
(CONFIG_MPEG2SVCD_MUXER && ctx->oformat == &mpeg2svcd_muxer));
s->is_dvd = (CONFIG_MPEG2DVD_MUXER && ctx->oformat == &mpeg2dvd_muxer);
if(ctx->packet_size)
s->packet_size = ctx->packet_size;
else
s->packet_size = 2048;
s->vcd_padding_bytes_written = 0;
s->vcd_padding_bitrate=0;
s->audio_bound = 0;
s->video_bound = 0;
mpa_id = AUDIO_ID;
ac3_id = AC3_ID;
dts_id = DTS_ID;
mpv_id = VIDEO_ID;
mps_id = SUB_ID;
lpcm_id = LPCM_ID;
for(i=0;i<ctx->nb_streams;i++) {
st = ctx->streams[i];
stream = av_mallocz(sizeof(StreamInfo));
if (!stream)
goto fail;
st->priv_data = stream;
av_set_pts_info(st, 64, 1, 90000);
switch(st->codec->codec_type) {
case CODEC_TYPE_AUDIO:
if (st->codec->codec_id == CODEC_ID_AC3) {
stream->id = ac3_id++;
} else if (st->codec->codec_id == CODEC_ID_DTS) {
stream->id = dts_id++;
} else if (st->codec->codec_id == CODEC_ID_PCM_S16BE) {
stream->id = lpcm_id++;
for(j = 0; j < 4; j++) {
if (lpcm_freq_tab[j] == st->codec->sample_rate)
break;
}
if (j == 4)
goto fail;
if (st->codec->channels > 8)
return -1;
stream->lpcm_header[0] = 0x0c;
stream->lpcm_header[1] = (st->codec->channels - 1) | (j << 4);
stream->lpcm_header[2] = 0x80;
stream->lpcm_align = st->codec->channels * 2;
} else {
stream->id = mpa_id++;
}
/* This value HAS to be used for VCD (see VCD standard, p. IV-7).
Right now it is also used for everything else.*/
stream->max_buffer_size = 4 * 1024;
s->audio_bound++;
break;
case CODEC_TYPE_VIDEO:
stream->id = mpv_id++;
if (st->codec->rc_buffer_size)
stream->max_buffer_size = 6*1024 + st->codec->rc_buffer_size/8;
else
stream->max_buffer_size = 230*1024; //FIXME this is probably too small as default
#if 0
/* see VCD standard, p. IV-7*/
stream->max_buffer_size = 46 * 1024;
else
/* This value HAS to be used for SVCD (see SVCD standard, p. 26 V.2.3.2).
Right now it is also used for everything else.*/
stream->max_buffer_size = 230 * 1024;
#endif
s->video_bound++;
break;
case CODEC_TYPE_SUBTITLE:
stream->id = mps_id++;
stream->max_buffer_size = 16 * 1024;
break;
default:
return -1;
}
stream->fifo= av_fifo_alloc(16);
}
bitrate = 0;
audio_bitrate = 0;
video_bitrate = 0;
for(i=0;i<ctx->nb_streams;i++) {
int codec_rate;
st = ctx->streams[i];
stream = (StreamInfo*) st->priv_data;
if(st->codec->rc_max_rate || stream->id==VIDEO_ID)
codec_rate= st->codec->rc_max_rate;
else
codec_rate= st->codec->bit_rate;
if(!codec_rate)
codec_rate= (1<<21)*8*50/ctx->nb_streams;
bitrate += codec_rate;
if (stream->id==AUDIO_ID)
audio_bitrate += codec_rate;
else if (stream->id==VIDEO_ID)
video_bitrate += codec_rate;
}
if(ctx->mux_rate){
s->mux_rate= (ctx->mux_rate + (8 * 50) - 1) / (8 * 50);
} else {
/* we increase slightly the bitrate to take into account the
headers. XXX: compute it exactly */
bitrate += bitrate*5/100;
bitrate += 10000;
s->mux_rate = (bitrate + (8 * 50) - 1) / (8 * 50);
}
if (s->is_vcd) {
double overhead_rate;
/* The VCD standard mandates that the mux_rate field is 3528
(see standard p. IV-6).
The value is actually "wrong", i.e. if you calculate
it using the normal formula and the 75 sectors per second transfer
rate you get a different value because the real pack size is 2324,
not 2352. But the standard explicitly specifies that the mux_rate
field in the header must have this value.*/
// s->mux_rate=2352 * 75 / 50; /* = 3528*/
/* The VCD standard states that the muxed stream must be
exactly 75 packs / second (the data rate of a single speed cdrom).
Since the video bitrate (probably 1150000 bits/sec) will be below
the theoretical maximum we have to add some padding packets
to make up for the lower data rate.
(cf. VCD standard p. IV-6 )*/
/* Add the header overhead to the data rate.
2279 data bytes per audio pack, 2294 data bytes per video pack*/
overhead_rate = ((audio_bitrate / 8.0) / 2279) * (2324 - 2279);
overhead_rate += ((video_bitrate / 8.0) / 2294) * (2324 - 2294);
overhead_rate *= 8;
/* Add padding so that the full bitrate is 2324*75 bytes/sec */
s->vcd_padding_bitrate = 2324 * 75 * 8 - (bitrate + overhead_rate);
}
if (s->is_vcd || s->is_mpeg2)
/* every packet */
s->pack_header_freq = 1;
else
/* every 2 seconds */
s->pack_header_freq = 2 * bitrate / s->packet_size / 8;
/* the above seems to make pack_header_freq zero sometimes */
if (s->pack_header_freq == 0)
s->pack_header_freq = 1;
if (s->is_mpeg2)
/* every 200 packets. Need to look at the spec. */
s->system_header_freq = s->pack_header_freq * 40;
else if (s->is_vcd)
/* the standard mandates that there are only two system headers
in the whole file: one in the first packet of each stream.
(see standard p. IV-7 and IV-8) */
s->system_header_freq = 0x7fffffff;
else
s->system_header_freq = s->pack_header_freq * 5;
for(i=0;i<ctx->nb_streams;i++) {
stream = ctx->streams[i]->priv_data;
stream->packet_number = 0;
}
s->system_header_size = get_system_header_size(ctx);
s->last_scr = 0;
return 0;
fail:
for(i=0;i<ctx->nb_streams;i++) {
av_free(ctx->streams[i]->priv_data);
}
return AVERROR(ENOMEM);
}
| 12,580 |
FFmpeg | 1895d414aaacece3b57d7bf19502305e9a064fae | 0 | static av_cold int initFilter(int16_t **outFilter, int32_t **filterPos,
int *outFilterSize, int xInc, int srcW,
int dstW, int filterAlign, int one,
int flags, int cpu_flags,
SwsVector *srcFilter, SwsVector *dstFilter,
double param[2], int srcPos, int dstPos)
{
int i;
int filterSize;
int filter2Size;
int minFilterSize;
int64_t *filter = NULL;
int64_t *filter2 = NULL;
const int64_t fone = 1LL << (54 - FFMIN(av_log2(srcW/dstW), 8));
int ret = -1;
emms_c(); // FIXME should not be required but IS (even for non-MMX versions)
// NOTE: the +3 is for the MMX(+1) / SSE(+3) scaler which reads over the end
FF_ALLOC_ARRAY_OR_GOTO(NULL, *filterPos, (dstW + 3), sizeof(**filterPos), fail);
if (FFABS(xInc - 0x10000) < 10 && srcPos == dstPos) { // unscaled
int i;
filterSize = 1;
FF_ALLOCZ_ARRAY_OR_GOTO(NULL, filter,
dstW, sizeof(*filter) * filterSize, fail);
for (i = 0; i < dstW; i++) {
filter[i * filterSize] = fone;
(*filterPos)[i] = i;
}
} else if (flags & SWS_POINT) { // lame looking point sampling mode
int i;
int64_t xDstInSrc;
filterSize = 1;
FF_ALLOC_ARRAY_OR_GOTO(NULL, filter,
dstW, sizeof(*filter) * filterSize, fail);
xDstInSrc = ((dstPos*(int64_t)xInc)>>8) - ((srcPos*0x8000LL)>>7);
for (i = 0; i < dstW; i++) {
int xx = (xDstInSrc - ((filterSize - 1) << 15) + (1 << 15)) >> 16;
(*filterPos)[i] = xx;
filter[i] = fone;
xDstInSrc += xInc;
}
} else if ((xInc <= (1 << 16) && (flags & SWS_AREA)) ||
(flags & SWS_FAST_BILINEAR)) { // bilinear upscale
int i;
int64_t xDstInSrc;
filterSize = 2;
FF_ALLOC_ARRAY_OR_GOTO(NULL, filter,
dstW, sizeof(*filter) * filterSize, fail);
xDstInSrc = ((dstPos*(int64_t)xInc)>>8) - ((srcPos*0x8000LL)>>7);
for (i = 0; i < dstW; i++) {
int xx = (xDstInSrc - ((filterSize - 1) << 15) + (1 << 15)) >> 16;
int j;
(*filterPos)[i] = xx;
// bilinear upscale / linear interpolate / area averaging
for (j = 0; j < filterSize; j++) {
int64_t coeff= fone - FFABS(((int64_t)xx<<16) - xDstInSrc)*(fone>>16);
if (coeff < 0)
coeff = 0;
filter[i * filterSize + j] = coeff;
xx++;
}
xDstInSrc += xInc;
}
} else {
int64_t xDstInSrc;
int sizeFactor = -1;
for (i = 0; i < FF_ARRAY_ELEMS(scale_algorithms); i++) {
if (flags & scale_algorithms[i].flag && scale_algorithms[i].size_factor > 0) {
sizeFactor = scale_algorithms[i].size_factor;
break;
}
}
if (flags & SWS_LANCZOS)
sizeFactor = param[0] != SWS_PARAM_DEFAULT ? ceil(2 * param[0]) : 6;
av_assert0(sizeFactor > 0);
if (xInc <= 1 << 16)
filterSize = 1 + sizeFactor; // upscale
else
filterSize = 1 + (sizeFactor * srcW + dstW - 1) / dstW;
filterSize = FFMIN(filterSize, srcW - 2);
filterSize = FFMAX(filterSize, 1);
FF_ALLOC_ARRAY_OR_GOTO(NULL, filter,
dstW, sizeof(*filter) * filterSize, fail);
xDstInSrc = ((dstPos*(int64_t)xInc)>>7) - ((srcPos*0x10000LL)>>7);
for (i = 0; i < dstW; i++) {
int xx = (xDstInSrc - ((int64_t)(filterSize - 2) << 16)) / (1 << 17);
int j;
(*filterPos)[i] = xx;
for (j = 0; j < filterSize; j++) {
int64_t d = (FFABS(((int64_t)xx << 17) - xDstInSrc)) << 13;
double floatd;
int64_t coeff;
if (xInc > 1 << 16)
d = d * dstW / srcW;
floatd = d * (1.0 / (1 << 30));
if (flags & SWS_BICUBIC) {
int64_t B = (param[0] != SWS_PARAM_DEFAULT ? param[0] : 0) * (1 << 24);
int64_t C = (param[1] != SWS_PARAM_DEFAULT ? param[1] : 0.6) * (1 << 24);
if (d >= 1LL << 31) {
coeff = 0.0;
} else {
int64_t dd = (d * d) >> 30;
int64_t ddd = (dd * d) >> 30;
if (d < 1LL << 30)
coeff = (12 * (1 << 24) - 9 * B - 6 * C) * ddd +
(-18 * (1 << 24) + 12 * B + 6 * C) * dd +
(6 * (1 << 24) - 2 * B) * (1 << 30);
else
coeff = (-B - 6 * C) * ddd +
(6 * B + 30 * C) * dd +
(-12 * B - 48 * C) * d +
(8 * B + 24 * C) * (1 << 30);
}
coeff /= (1LL<<54)/fone;
}
#if 0
else if (flags & SWS_X) {
double p = param ? param * 0.01 : 0.3;
coeff = d ? sin(d * M_PI) / (d * M_PI) : 1.0;
coeff *= pow(2.0, -p * d * d);
}
#endif
else if (flags & SWS_X) {
double A = param[0] != SWS_PARAM_DEFAULT ? param[0] : 1.0;
double c;
if (floatd < 1.0)
c = cos(floatd * M_PI);
else
c = -1.0;
if (c < 0.0)
c = -pow(-c, A);
else
c = pow(c, A);
coeff = (c * 0.5 + 0.5) * fone;
} else if (flags & SWS_AREA) {
int64_t d2 = d - (1 << 29);
if (d2 * xInc < -(1LL << (29 + 16)))
coeff = 1.0 * (1LL << (30 + 16));
else if (d2 * xInc < (1LL << (29 + 16)))
coeff = -d2 * xInc + (1LL << (29 + 16));
else
coeff = 0.0;
coeff *= fone >> (30 + 16);
} else if (flags & SWS_GAUSS) {
double p = param[0] != SWS_PARAM_DEFAULT ? param[0] : 3.0;
coeff = (pow(2.0, -p * floatd * floatd)) * fone;
} else if (flags & SWS_SINC) {
coeff = (d ? sin(floatd * M_PI) / (floatd * M_PI) : 1.0) * fone;
} else if (flags & SWS_LANCZOS) {
double p = param[0] != SWS_PARAM_DEFAULT ? param[0] : 3.0;
coeff = (d ? sin(floatd * M_PI) * sin(floatd * M_PI / p) /
(floatd * floatd * M_PI * M_PI / p) : 1.0) * fone;
if (floatd > p)
coeff = 0;
} else if (flags & SWS_BILINEAR) {
coeff = (1 << 30) - d;
if (coeff < 0)
coeff = 0;
coeff *= fone >> 30;
} else if (flags & SWS_SPLINE) {
double p = -2.196152422706632;
coeff = getSplineCoeff(1.0, 0.0, p, -p - 1.0, floatd) * fone;
} else {
av_assert0(0);
}
filter[i * filterSize + j] = coeff;
xx++;
}
xDstInSrc += 2 * xInc;
}
}
/* apply src & dst Filter to filter -> filter2
* av_free(filter);
*/
av_assert0(filterSize > 0);
filter2Size = filterSize;
if (srcFilter)
filter2Size += srcFilter->length - 1;
if (dstFilter)
filter2Size += dstFilter->length - 1;
av_assert0(filter2Size > 0);
FF_ALLOCZ_ARRAY_OR_GOTO(NULL, filter2, dstW, filter2Size * sizeof(*filter2), fail);
for (i = 0; i < dstW; i++) {
int j, k;
if (srcFilter) {
for (k = 0; k < srcFilter->length; k++) {
for (j = 0; j < filterSize; j++)
filter2[i * filter2Size + k + j] +=
srcFilter->coeff[k] * filter[i * filterSize + j];
}
} else {
for (j = 0; j < filterSize; j++)
filter2[i * filter2Size + j] = filter[i * filterSize + j];
}
// FIXME dstFilter
(*filterPos)[i] += (filterSize - 1) / 2 - (filter2Size - 1) / 2;
}
av_freep(&filter);
/* try to reduce the filter-size (step1 find size and shift left) */
// Assume it is near normalized (*0.5 or *2.0 is OK but * 0.001 is not).
minFilterSize = 0;
for (i = dstW - 1; i >= 0; i--) {
int min = filter2Size;
int j;
int64_t cutOff = 0.0;
/* get rid of near zero elements on the left by shifting left */
for (j = 0; j < filter2Size; j++) {
int k;
cutOff += FFABS(filter2[i * filter2Size]);
if (cutOff > SWS_MAX_REDUCE_CUTOFF * fone)
break;
/* preserve monotonicity because the core can't handle the
* filter otherwise */
if (i < dstW - 1 && (*filterPos)[i] >= (*filterPos)[i + 1])
break;
// move filter coefficients left
for (k = 1; k < filter2Size; k++)
filter2[i * filter2Size + k - 1] = filter2[i * filter2Size + k];
filter2[i * filter2Size + k - 1] = 0;
(*filterPos)[i]++;
}
cutOff = 0;
/* count near zeros on the right */
for (j = filter2Size - 1; j > 0; j--) {
cutOff += FFABS(filter2[i * filter2Size + j]);
if (cutOff > SWS_MAX_REDUCE_CUTOFF * fone)
break;
min--;
}
if (min > minFilterSize)
minFilterSize = min;
}
if (PPC_ALTIVEC(cpu_flags)) {
// we can handle the special case 4, so we don't want to go the full 8
if (minFilterSize < 5)
filterAlign = 4;
/* We really don't want to waste our time doing useless computation, so
* fall back on the scalar C code for very small filters.
* Vectorizing is worth it only if you have a decent-sized vector. */
if (minFilterSize < 3)
filterAlign = 1;
}
if (HAVE_MMX && cpu_flags & AV_CPU_FLAG_MMX) {
// special case for unscaled vertical filtering
if (minFilterSize == 1 && filterAlign == 2)
filterAlign = 1;
}
av_assert0(minFilterSize > 0);
filterSize = (minFilterSize + (filterAlign - 1)) & (~(filterAlign - 1));
av_assert0(filterSize > 0);
filter = av_malloc_array(dstW, filterSize * sizeof(*filter));
if (!filter)
goto fail;
if (filterSize >= MAX_FILTER_SIZE * 16 /
((flags & SWS_ACCURATE_RND) ? APCK_SIZE : 16)) {
ret = RETCODE_USE_CASCADE;
goto fail;
}
*outFilterSize = filterSize;
if (flags & SWS_PRINT_INFO)
av_log(NULL, AV_LOG_VERBOSE,
"SwScaler: reducing / aligning filtersize %d -> %d\n",
filter2Size, filterSize);
/* try to reduce the filter-size (step2 reduce it) */
for (i = 0; i < dstW; i++) {
int j;
for (j = 0; j < filterSize; j++) {
if (j >= filter2Size)
filter[i * filterSize + j] = 0;
else
filter[i * filterSize + j] = filter2[i * filter2Size + j];
if ((flags & SWS_BITEXACT) && j >= minFilterSize)
filter[i * filterSize + j] = 0;
}
}
// FIXME try to align filterPos if possible
// fix borders
for (i = 0; i < dstW; i++) {
int j;
if ((*filterPos)[i] < 0) {
// move filter coefficients left to compensate for filterPos
for (j = 1; j < filterSize; j++) {
int left = FFMAX(j + (*filterPos)[i], 0);
filter[i * filterSize + left] += filter[i * filterSize + j];
filter[i * filterSize + j] = 0;
}
(*filterPos)[i]= 0;
}
if ((*filterPos)[i] + filterSize > srcW) {
int shift = (*filterPos)[i] + FFMIN(filterSize - srcW, 0);
// move filter coefficients right to compensate for filterPos
for (j = filterSize - 2; j >= 0; j--) {
int right = FFMIN(j + shift, filterSize - 1);
filter[i * filterSize + right] += filter[i * filterSize + j];
filter[i * filterSize + j] = 0;
}
(*filterPos)[i]-= shift;
}
}
// Note the +1 is for the MMX scaler which reads over the end
/* align at 16 for AltiVec (needed by hScale_altivec_real) */
FF_ALLOCZ_ARRAY_OR_GOTO(NULL, *outFilter,
(dstW + 3), *outFilterSize * sizeof(int16_t), fail);
/* normalize & store in outFilter */
for (i = 0; i < dstW; i++) {
int j;
int64_t error = 0;
int64_t sum = 0;
for (j = 0; j < filterSize; j++) {
sum += filter[i * filterSize + j];
}
sum = (sum + one / 2) / one;
if (!sum) {
av_log(NULL, AV_LOG_WARNING, "SwScaler: zero vector in scaling\n");
sum = 1;
}
for (j = 0; j < *outFilterSize; j++) {
int64_t v = filter[i * filterSize + j] + error;
int intV = ROUNDED_DIV(v, sum);
(*outFilter)[i * (*outFilterSize) + j] = intV;
error = v - intV * sum;
}
}
(*filterPos)[dstW + 0] =
(*filterPos)[dstW + 1] =
(*filterPos)[dstW + 2] = (*filterPos)[dstW - 1]; /* the MMX/SSE scaler will
* read over the end */
for (i = 0; i < *outFilterSize; i++) {
int k = (dstW - 1) * (*outFilterSize) + i;
(*outFilter)[k + 1 * (*outFilterSize)] =
(*outFilter)[k + 2 * (*outFilterSize)] =
(*outFilter)[k + 3 * (*outFilterSize)] = (*outFilter)[k];
}
ret = 0;
fail:
if(ret < 0)
av_log(NULL, ret == RETCODE_USE_CASCADE ? AV_LOG_DEBUG : AV_LOG_ERROR, "sws: initFilter failed\n");
av_free(filter);
av_free(filter2);
return ret;
}
| 12,581 |
FFmpeg | be8d812c9635f31f69c30dff9ebf565a07a7dab7 | 1 | static av_cold int vorbis_encode_init(AVCodecContext *avccontext)
{
vorbis_enc_context *venc = avccontext->priv_data;
if (avccontext->channels != 2) {
av_log(avccontext, AV_LOG_ERROR, "Current Libav Vorbis encoder only supports 2 channels.\n");
return -1;
}
create_vorbis_context(venc, avccontext);
if (avccontext->flags & CODEC_FLAG_QSCALE)
venc->quality = avccontext->global_quality / (float)FF_QP2LAMBDA / 10.;
else
venc->quality = 0.03;
venc->quality *= venc->quality;
avccontext->extradata_size = put_main_header(venc, (uint8_t**)&avccontext->extradata);
avccontext->frame_size = 1 << (venc->log2_blocksize[0] - 1);
avccontext->coded_frame = avcodec_alloc_frame();
avccontext->coded_frame->key_frame = 1;
return 0;
}
| 12,582 |
qemu | b45c03f585ea9bb1af76c73e82195418c294919d | 1 | struct omap_gp_timer_s *omap_gp_timer_init(struct omap_target_agent_s *ta,
qemu_irq irq, omap_clk fclk, omap_clk iclk)
{
struct omap_gp_timer_s *s = (struct omap_gp_timer_s *)
g_malloc0(sizeof(struct omap_gp_timer_s));
s->ta = ta;
s->irq = irq;
s->clk = fclk;
s->timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, omap_gp_timer_tick, s);
s->match = timer_new_ns(QEMU_CLOCK_VIRTUAL, omap_gp_timer_match, s);
s->in = qemu_allocate_irq(omap_gp_timer_input, s, 0);
omap_gp_timer_reset(s);
omap_gp_timer_clk_setup(s);
memory_region_init_io(&s->iomem, NULL, &omap_gp_timer_ops, s, "omap.gptimer",
omap_l4_region_size(ta, 0));
omap_l4_attach(ta, 0, &s->iomem);
return s;
}
| 12,583 |
qemu | 675463d9b6b2c2b65a713a6d906aeebe9e6750ae | 1 | ISADevice *isa_try_create(ISABus *bus, const char *name)
{
DeviceState *dev;
if (!bus) {
hw_error("Tried to create isa device %s with no isa bus present.",
name);
}
dev = qdev_try_create(BUS(bus), name);
return ISA_DEVICE(dev);
}
| 12,584 |
qemu | 12fd28535891572be7aaf862a03019257dafa425 | 1 | static int spapr_tce_table_realize(DeviceState *dev)
{
sPAPRTCETable *tcet = SPAPR_TCE_TABLE(dev);
if (kvm_enabled()) {
tcet->table = kvmppc_create_spapr_tce(tcet->liobn,
tcet->nb_table <<
tcet->page_shift,
&tcet->fd,
tcet->vfio_accel);
}
if (!tcet->table) {
size_t table_size = tcet->nb_table * sizeof(uint64_t);
tcet->table = g_malloc0(table_size);
}
trace_spapr_iommu_new_table(tcet->liobn, tcet, tcet->table, tcet->fd);
memory_region_init_iommu(&tcet->iommu, OBJECT(dev), &spapr_iommu_ops,
"iommu-spapr",
(uint64_t)tcet->nb_table << tcet->page_shift);
QLIST_INSERT_HEAD(&spapr_tce_tables, tcet, list);
vmstate_register(DEVICE(tcet), tcet->liobn, &vmstate_spapr_tce_table,
tcet);
return 0;
}
| 12,586 |
qemu | 8638f1ad7403b63db880dadce38e6690b5d82b64 | 1 | static bool get_phys_addr_pmsav7(CPUARMState *env, uint32_t address,
MMUAccessType access_type, ARMMMUIdx mmu_idx,
hwaddr *phys_ptr, int *prot,
ARMMMUFaultInfo *fi)
{
ARMCPU *cpu = arm_env_get_cpu(env);
int n;
bool is_user = regime_is_user(env, mmu_idx);
*phys_ptr = address;
*prot = 0;
if (regime_translation_disabled(env, mmu_idx) ||
m_is_ppb_region(env, address)) {
/* MPU disabled or M profile PPB access: use default memory map.
* The other case which uses the default memory map in the
* v7M ARM ARM pseudocode is exception vector reads from the vector
* table. In QEMU those accesses are done in arm_v7m_load_vector(),
* which always does a direct read using address_space_ldl(), rather
* than going via this function, so we don't need to check that here.
*/
get_phys_addr_pmsav7_default(env, mmu_idx, address, prot);
} else { /* MPU enabled */
for (n = (int)cpu->pmsav7_dregion - 1; n >= 0; n--) {
/* region search */
uint32_t base = env->pmsav7.drbar[n];
uint32_t rsize = extract32(env->pmsav7.drsr[n], 1, 5);
uint32_t rmask;
bool srdis = false;
if (!(env->pmsav7.drsr[n] & 0x1)) {
continue;
if (!rsize) {
qemu_log_mask(LOG_GUEST_ERROR,
"DRSR[%d]: Rsize field cannot be 0\n", n);
continue;
rsize++;
rmask = (1ull << rsize) - 1;
if (base & rmask) {
qemu_log_mask(LOG_GUEST_ERROR,
"DRBAR[%d]: 0x%" PRIx32 " misaligned "
"to DRSR region size, mask = 0x%" PRIx32 "\n",
n, base, rmask);
continue;
if (address < base || address > base + rmask) {
continue;
/* Region matched */
if (rsize >= 8) { /* no subregions for regions < 256 bytes */
int i, snd;
uint32_t srdis_mask;
rsize -= 3; /* sub region size (power of 2) */
snd = ((address - base) >> rsize) & 0x7;
srdis = extract32(env->pmsav7.drsr[n], snd + 8, 1);
srdis_mask = srdis ? 0x3 : 0x0;
for (i = 2; i <= 8 && rsize < TARGET_PAGE_BITS; i *= 2) {
/* This will check in groups of 2, 4 and then 8, whether
* the subregion bits are consistent. rsize is incremented
* back up to give the region size, considering consistent
* adjacent subregions as one region. Stop testing if rsize
* is already big enough for an entire QEMU page.
*/
int snd_rounded = snd & ~(i - 1);
uint32_t srdis_multi = extract32(env->pmsav7.drsr[n],
snd_rounded + 8, i);
if (srdis_mask ^ srdis_multi) {
srdis_mask = (srdis_mask << i) | srdis_mask;
rsize++;
if (rsize < TARGET_PAGE_BITS) {
qemu_log_mask(LOG_UNIMP,
"DRSR[%d]: No support for MPU (sub)region "
"alignment of %" PRIu32 " bits. Minimum is %d\n",
n, rsize, TARGET_PAGE_BITS);
continue;
if (srdis) {
continue;
if (n == -1) { /* no hits */
if (!pmsav7_use_background_region(cpu, mmu_idx, is_user)) {
/* background fault */
fi->type = ARMFault_Background;
return true;
get_phys_addr_pmsav7_default(env, mmu_idx, address, prot);
} else { /* a MPU hit! */
uint32_t ap = extract32(env->pmsav7.dracr[n], 8, 3);
uint32_t xn = extract32(env->pmsav7.dracr[n], 12, 1);
if (m_is_system_region(env, address)) {
/* System space is always execute never */
xn = 1;
if (is_user) { /* User mode AP bit decoding */
switch (ap) {
case 0:
case 1:
case 5:
break; /* no access */
case 3:
*prot |= PAGE_WRITE;
case 2:
case 6:
default:
qemu_log_mask(LOG_GUEST_ERROR,
"DRACR[%d]: Bad value for AP bits: 0x%"
PRIx32 "\n", n, ap);
} else { /* Priv. mode AP bits decoding */
switch (ap) {
case 0:
break; /* no access */
case 1:
case 2:
case 3:
*prot |= PAGE_WRITE;
case 5:
case 6:
default:
qemu_log_mask(LOG_GUEST_ERROR,
"DRACR[%d]: Bad value for AP bits: 0x%"
PRIx32 "\n", n, ap);
/* execute never */
if (xn) {
*prot &= ~PAGE_EXEC;
fi->type = ARMFault_Permission;
fi->level = 1;
return !(*prot & (1 << access_type));
| 12,587 |
qemu | 5ad4a2b75f85dd854a781a6e03b90320cb3441d3 | 1 | bool address_space_access_valid(AddressSpace *as, hwaddr addr, int len, bool is_write)
{
MemoryRegion *mr;
hwaddr l, xlat;
rcu_read_lock();
while (len > 0) {
l = len;
mr = address_space_translate(as, addr, &xlat, &l, is_write);
if (!memory_access_is_direct(mr, is_write)) {
l = memory_access_size(mr, l, addr);
if (!memory_region_access_valid(mr, xlat, l, is_write)) {
return false;
}
}
len -= l;
addr += l;
}
return true;
} | 12,588 |
qemu | 016d2e1dfa21b64a524d3629fdd317d4c25bc3b8 | 1 | static int restore_sigcontext(CPUAlphaState *env,
struct target_sigcontext *sc)
{
uint64_t fpcr;
int i, err = 0;
__get_user(env->pc, &sc->sc_pc);
for (i = 0; i < 31; ++i) {
__get_user(env->ir[i], &sc->sc_regs[i]);
}
for (i = 0; i < 31; ++i) {
__get_user(env->fir[i], &sc->sc_fpregs[i]);
}
__get_user(fpcr, &sc->sc_fpcr);
cpu_alpha_store_fpcr(env, fpcr);
return err;
}
| 12,589 |
qemu | f8ed85ac992c48814d916d5df4d44f9a971c5de4 | 1 | static void qxl_realize_secondary(PCIDevice *dev, Error **errp)
{
static int device_id = 1;
PCIQXLDevice *qxl = PCI_QXL(dev);
qxl->id = device_id++;
qxl_init_ramsize(qxl);
memory_region_init_ram(&qxl->vga.vram, OBJECT(dev), "qxl.vgavram",
qxl->vga.vram_size, &error_abort);
vmstate_register_ram(&qxl->vga.vram, &qxl->pci.qdev);
qxl->vga.vram_ptr = memory_region_get_ram_ptr(&qxl->vga.vram);
qxl->vga.con = graphic_console_init(DEVICE(dev), 0, &qxl_ops, qxl);
qxl_realize_common(qxl, errp);
}
| 12,590 |
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