project
stringclasses 2
values | commit_id
stringlengths 40
40
| target
int64 0
1
| func
stringlengths 26
142k
| idx
int64 0
27.3k
|
|---|---|---|---|---|
qemu | 37f51384ae05bd50f83308339dbffa3e78404874 | 0 | static inline uint64_t vtd_get_slpte_addr(uint64_t slpte)
{
return slpte & VTD_SL_PT_BASE_ADDR_MASK(VTD_HOST_ADDRESS_WIDTH);
}
| 18,237 |
qemu | 57407ea44cc0a3d630b9b89a2be011f1955ce5c1 | 0 | static void open_eth_cleanup(NetClientState *nc)
{
}
| 18,239 |
qemu | 3d0be8a5c135dadcfbd68ed354007a8cece98849 | 0 | void HELPER(wsr_lbeg)(uint32_t v)
{
if (env->sregs[LBEG] != v) {
tb_invalidate_phys_page_range(
env->sregs[LEND] - 1, env->sregs[LEND], 0);
env->sregs[LBEG] = v;
}
}
| 18,240 |
qemu | 89777fd10fc3dd573c3b4d1b2efdd10af823c001 | 0 | void mips_cpu_do_interrupt(CPUState *cs)
{
#if !defined(CONFIG_USER_ONLY)
MIPSCPU *cpu = MIPS_CPU(cs);
CPUMIPSState *env = &cpu->env;
bool update_badinstr = 0;
target_ulong offset;
int cause = -1;
const char *name;
if (qemu_loglevel_mask(CPU_LOG_INT)
&& cs->exception_index != EXCP_EXT_INTERRUPT) {
if (cs->exception_index < 0 || cs->exception_index > EXCP_LAST) {
name = "unknown";
} else {
name = excp_names[cs->exception_index];
}
qemu_log("%s enter: PC " TARGET_FMT_lx " EPC " TARGET_FMT_lx
" %s exception\n",
__func__, env->active_tc.PC, env->CP0_EPC, name);
}
if (cs->exception_index == EXCP_EXT_INTERRUPT &&
(env->hflags & MIPS_HFLAG_DM)) {
cs->exception_index = EXCP_DINT;
}
offset = 0x180;
switch (cs->exception_index) {
case EXCP_DSS:
env->CP0_Debug |= 1 << CP0DB_DSS;
/* Debug single step cannot be raised inside a delay slot and
resume will always occur on the next instruction
(but we assume the pc has always been updated during
code translation). */
env->CP0_DEPC = env->active_tc.PC | !!(env->hflags & MIPS_HFLAG_M16);
goto enter_debug_mode;
case EXCP_DINT:
env->CP0_Debug |= 1 << CP0DB_DINT;
goto set_DEPC;
case EXCP_DIB:
env->CP0_Debug |= 1 << CP0DB_DIB;
goto set_DEPC;
case EXCP_DBp:
env->CP0_Debug |= 1 << CP0DB_DBp;
goto set_DEPC;
case EXCP_DDBS:
env->CP0_Debug |= 1 << CP0DB_DDBS;
goto set_DEPC;
case EXCP_DDBL:
env->CP0_Debug |= 1 << CP0DB_DDBL;
set_DEPC:
env->CP0_DEPC = exception_resume_pc(env);
env->hflags &= ~MIPS_HFLAG_BMASK;
enter_debug_mode:
if (env->insn_flags & ISA_MIPS3) {
env->hflags |= MIPS_HFLAG_64;
if (!(env->insn_flags & ISA_MIPS64R6) ||
env->CP0_Status & (1 << CP0St_KX)) {
env->hflags &= ~MIPS_HFLAG_AWRAP;
}
}
env->hflags |= MIPS_HFLAG_DM | MIPS_HFLAG_CP0;
env->hflags &= ~(MIPS_HFLAG_KSU);
/* EJTAG probe trap enable is not implemented... */
if (!(env->CP0_Status & (1 << CP0St_EXL)))
env->CP0_Cause &= ~(1U << CP0Ca_BD);
env->active_tc.PC = (int32_t)0xBFC00480;
set_hflags_for_handler(env);
break;
case EXCP_RESET:
cpu_reset(CPU(cpu));
break;
case EXCP_SRESET:
env->CP0_Status |= (1 << CP0St_SR);
memset(env->CP0_WatchLo, 0, sizeof(env->CP0_WatchLo));
goto set_error_EPC;
case EXCP_NMI:
env->CP0_Status |= (1 << CP0St_NMI);
set_error_EPC:
env->CP0_ErrorEPC = exception_resume_pc(env);
env->hflags &= ~MIPS_HFLAG_BMASK;
env->CP0_Status |= (1 << CP0St_ERL) | (1 << CP0St_BEV);
if (env->insn_flags & ISA_MIPS3) {
env->hflags |= MIPS_HFLAG_64;
if (!(env->insn_flags & ISA_MIPS64R6) ||
env->CP0_Status & (1 << CP0St_KX)) {
env->hflags &= ~MIPS_HFLAG_AWRAP;
}
}
env->hflags |= MIPS_HFLAG_CP0;
env->hflags &= ~(MIPS_HFLAG_KSU);
if (!(env->CP0_Status & (1 << CP0St_EXL)))
env->CP0_Cause &= ~(1U << CP0Ca_BD);
env->active_tc.PC = (int32_t)0xBFC00000;
set_hflags_for_handler(env);
break;
case EXCP_EXT_INTERRUPT:
cause = 0;
if (env->CP0_Cause & (1 << CP0Ca_IV)) {
uint32_t spacing = (env->CP0_IntCtl >> CP0IntCtl_VS) & 0x1f;
if ((env->CP0_Status & (1 << CP0St_BEV)) || spacing == 0) {
offset = 0x200;
} else {
uint32_t vector = 0;
uint32_t pending = (env->CP0_Cause & CP0Ca_IP_mask) >> CP0Ca_IP;
if (env->CP0_Config3 & (1 << CP0C3_VEIC)) {
/* For VEIC mode, the external interrupt controller feeds
* the vector through the CP0Cause IP lines. */
vector = pending;
} else {
/* Vectored Interrupts
* Mask with Status.IM7-IM0 to get enabled interrupts. */
pending &= (env->CP0_Status >> CP0St_IM) & 0xff;
/* Find the highest-priority interrupt. */
while (pending >>= 1) {
vector++;
}
}
offset = 0x200 + (vector * (spacing << 5));
}
}
goto set_EPC;
case EXCP_LTLBL:
cause = 1;
update_badinstr = !(env->error_code & EXCP_INST_NOTAVAIL);
goto set_EPC;
case EXCP_TLBL:
cause = 2;
update_badinstr = !(env->error_code & EXCP_INST_NOTAVAIL);
if ((env->error_code & EXCP_TLB_NOMATCH) &&
!(env->CP0_Status & (1 << CP0St_EXL))) {
#if defined(TARGET_MIPS64)
int R = env->CP0_BadVAddr >> 62;
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;
if (((R == 0 && UX) || (R == 1 && SX) || (R == 3 && KX)) &&
(!(env->insn_flags & (INSN_LOONGSON2E | INSN_LOONGSON2F))))
offset = 0x080;
else
#endif
offset = 0x000;
}
goto set_EPC;
case EXCP_TLBS:
cause = 3;
update_badinstr = 1;
if ((env->error_code & EXCP_TLB_NOMATCH) &&
!(env->CP0_Status & (1 << CP0St_EXL))) {
#if defined(TARGET_MIPS64)
int R = env->CP0_BadVAddr >> 62;
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;
if (((R == 0 && UX) || (R == 1 && SX) || (R == 3 && KX)) &&
(!(env->insn_flags & (INSN_LOONGSON2E | INSN_LOONGSON2F))))
offset = 0x080;
else
#endif
offset = 0x000;
}
goto set_EPC;
case EXCP_AdEL:
cause = 4;
update_badinstr = !(env->error_code & EXCP_INST_NOTAVAIL);
goto set_EPC;
case EXCP_AdES:
cause = 5;
update_badinstr = 1;
goto set_EPC;
case EXCP_IBE:
cause = 6;
goto set_EPC;
case EXCP_DBE:
cause = 7;
goto set_EPC;
case EXCP_SYSCALL:
cause = 8;
update_badinstr = 1;
goto set_EPC;
case EXCP_BREAK:
cause = 9;
update_badinstr = 1;
goto set_EPC;
case EXCP_RI:
cause = 10;
update_badinstr = 1;
goto set_EPC;
case EXCP_CpU:
cause = 11;
update_badinstr = 1;
env->CP0_Cause = (env->CP0_Cause & ~(0x3 << CP0Ca_CE)) |
(env->error_code << CP0Ca_CE);
goto set_EPC;
case EXCP_OVERFLOW:
cause = 12;
update_badinstr = 1;
goto set_EPC;
case EXCP_TRAP:
cause = 13;
update_badinstr = 1;
goto set_EPC;
case EXCP_MSAFPE:
cause = 14;
update_badinstr = 1;
goto set_EPC;
case EXCP_FPE:
cause = 15;
update_badinstr = 1;
goto set_EPC;
case EXCP_C2E:
cause = 18;
goto set_EPC;
case EXCP_TLBRI:
cause = 19;
update_badinstr = 1;
goto set_EPC;
case EXCP_TLBXI:
cause = 20;
goto set_EPC;
case EXCP_MSADIS:
cause = 21;
update_badinstr = 1;
goto set_EPC;
case EXCP_MDMX:
cause = 22;
goto set_EPC;
case EXCP_DWATCH:
cause = 23;
/* XXX: TODO: manage deferred watch exceptions */
goto set_EPC;
case EXCP_MCHECK:
cause = 24;
goto set_EPC;
case EXCP_THREAD:
cause = 25;
goto set_EPC;
case EXCP_DSPDIS:
cause = 26;
goto set_EPC;
case EXCP_CACHE:
cause = 30;
if (env->CP0_Status & (1 << CP0St_BEV)) {
offset = 0x100;
} else {
offset = 0x20000100;
}
set_EPC:
if (!(env->CP0_Status & (1 << CP0St_EXL))) {
env->CP0_EPC = exception_resume_pc(env);
if (update_badinstr) {
set_badinstr_registers(env);
}
if (env->hflags & MIPS_HFLAG_BMASK) {
env->CP0_Cause |= (1U << CP0Ca_BD);
} else {
env->CP0_Cause &= ~(1U << CP0Ca_BD);
}
env->CP0_Status |= (1 << CP0St_EXL);
if (env->insn_flags & ISA_MIPS3) {
env->hflags |= MIPS_HFLAG_64;
if (!(env->insn_flags & ISA_MIPS64R6) ||
env->CP0_Status & (1 << CP0St_KX)) {
env->hflags &= ~MIPS_HFLAG_AWRAP;
}
}
env->hflags |= MIPS_HFLAG_CP0;
env->hflags &= ~(MIPS_HFLAG_KSU);
}
env->hflags &= ~MIPS_HFLAG_BMASK;
if (env->CP0_Status & (1 << CP0St_BEV)) {
env->active_tc.PC = (int32_t)0xBFC00200;
} else {
env->active_tc.PC = (int32_t)(env->CP0_EBase & ~0x3ff);
}
env->active_tc.PC += offset;
set_hflags_for_handler(env);
env->CP0_Cause = (env->CP0_Cause & ~(0x1f << CP0Ca_EC)) | (cause << CP0Ca_EC);
break;
default:
abort();
}
if (qemu_loglevel_mask(CPU_LOG_INT)
&& cs->exception_index != EXCP_EXT_INTERRUPT) {
qemu_log("%s: PC " TARGET_FMT_lx " EPC " TARGET_FMT_lx " cause %d\n"
" S %08x C %08x A " TARGET_FMT_lx " D " TARGET_FMT_lx "\n",
__func__, env->active_tc.PC, env->CP0_EPC, cause,
env->CP0_Status, env->CP0_Cause, env->CP0_BadVAddr,
env->CP0_DEPC);
}
#endif
cs->exception_index = EXCP_NONE;
}
| 18,241 |
qemu | afb30dde3ad71349fc65726946d58e5d3c61f8af | 0 | uri_resolve_relative (const char *uri, const char * base)
{
char *val = NULL;
int ret;
int ix;
int pos = 0;
int nbslash = 0;
int len;
URI *ref = NULL;
URI *bas = NULL;
char *bptr, *uptr, *vptr;
int remove_path = 0;
if ((uri == NULL) || (*uri == 0))
return NULL;
/*
* First parse URI into a standard form
*/
ref = uri_new ();
/* If URI not already in "relative" form */
if (uri[0] != '.') {
ret = uri_parse_into (ref, uri);
if (ret != 0)
goto done; /* Error in URI, return NULL */
} else
ref->path = g_strdup(uri);
/*
* Next parse base into the same standard form
*/
if ((base == NULL) || (*base == 0)) {
val = g_strdup (uri);
goto done;
}
bas = uri_new ();
if (base[0] != '.') {
ret = uri_parse_into (bas, base);
if (ret != 0)
goto done; /* Error in base, return NULL */
} else
bas->path = g_strdup(base);
/*
* If the scheme / server on the URI differs from the base,
* just return the URI
*/
if ((ref->scheme != NULL) &&
((bas->scheme == NULL) ||
(strcmp (bas->scheme, ref->scheme)) ||
(strcmp (bas->server, ref->server)))) {
val = g_strdup (uri);
goto done;
}
if (!strcmp(bas->path, ref->path)) {
val = g_strdup("");
goto done;
}
if (bas->path == NULL) {
val = g_strdup(ref->path);
goto done;
}
if (ref->path == NULL) {
ref->path = (char *) "/";
remove_path = 1;
}
/*
* At this point (at last!) we can compare the two paths
*
* First we take care of the special case where either of the
* two path components may be missing (bug 316224)
*/
if (bas->path == NULL) {
if (ref->path != NULL) {
uptr = ref->path;
if (*uptr == '/')
uptr++;
/* exception characters from uri_to_string */
val = uri_string_escape(uptr, "/;&=+$,");
}
goto done;
}
bptr = bas->path;
if (ref->path == NULL) {
for (ix = 0; bptr[ix] != 0; ix++) {
if (bptr[ix] == '/')
nbslash++;
}
uptr = NULL;
len = 1; /* this is for a string terminator only */
} else {
/*
* Next we compare the two strings and find where they first differ
*/
if ((ref->path[pos] == '.') && (ref->path[pos+1] == '/'))
pos += 2;
if ((*bptr == '.') && (bptr[1] == '/'))
bptr += 2;
else if ((*bptr == '/') && (ref->path[pos] != '/'))
bptr++;
while ((bptr[pos] == ref->path[pos]) && (bptr[pos] != 0))
pos++;
if (bptr[pos] == ref->path[pos]) {
val = g_strdup("");
goto done; /* (I can't imagine why anyone would do this) */
}
/*
* In URI, "back up" to the last '/' encountered. This will be the
* beginning of the "unique" suffix of URI
*/
ix = pos;
if ((ref->path[ix] == '/') && (ix > 0))
ix--;
else if ((ref->path[ix] == 0) && (ix > 1) && (ref->path[ix - 1] == '/'))
ix -= 2;
for (; ix > 0; ix--) {
if (ref->path[ix] == '/')
break;
}
if (ix == 0) {
uptr = ref->path;
} else {
ix++;
uptr = &ref->path[ix];
}
/*
* In base, count the number of '/' from the differing point
*/
if (bptr[pos] != ref->path[pos]) {/* check for trivial URI == base */
for (; bptr[ix] != 0; ix++) {
if (bptr[ix] == '/')
nbslash++;
}
}
len = strlen (uptr) + 1;
}
if (nbslash == 0) {
if (uptr != NULL)
/* exception characters from uri_to_string */
val = uri_string_escape(uptr, "/;&=+$,");
goto done;
}
/*
* Allocate just enough space for the returned string -
* length of the remainder of the URI, plus enough space
* for the "../" groups, plus one for the terminator
*/
val = g_malloc (len + 3 * nbslash);
vptr = val;
/*
* Put in as many "../" as needed
*/
for (; nbslash>0; nbslash--) {
*vptr++ = '.';
*vptr++ = '.';
*vptr++ = '/';
}
/*
* Finish up with the end of the URI
*/
if (uptr != NULL) {
if ((vptr > val) && (len > 0) &&
(uptr[0] == '/') && (vptr[-1] == '/')) {
memcpy (vptr, uptr + 1, len - 1);
vptr[len - 2] = 0;
} else {
memcpy (vptr, uptr, len);
vptr[len - 1] = 0;
}
} else {
vptr[len - 1] = 0;
}
/* escape the freshly-built path */
vptr = val;
/* exception characters from uri_to_string */
val = uri_string_escape(vptr, "/;&=+$,");
g_free(vptr);
done:
/*
* Free the working variables
*/
if (remove_path != 0)
ref->path = NULL;
if (ref != NULL)
uri_free (ref);
if (bas != NULL)
uri_free (bas);
return val;
}
| 18,242 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | static uint64_t omap_sti_fifo_read(void *opaque, target_phys_addr_t addr,
unsigned size)
{
OMAP_BAD_REG(addr);
return 0;
}
| 18,243 |
qemu | 4f61927a41a098d06e642ffdea5fc285dc3a0e6b | 0 | static inline uint64_t hpet_calculate_diff(HPETTimer *t, uint64_t current)
{
if (t->config & HPET_TN_32BIT) {
uint32_t diff, cmp;
cmp = (uint32_t)t->cmp;
diff = cmp - (uint32_t)current;
diff = (int32_t)diff > 0 ? diff : (uint32_t)0;
return (uint64_t)diff;
} else {
uint64_t diff, cmp;
cmp = t->cmp;
diff = cmp - current;
diff = (int64_t)diff > 0 ? diff : (uint64_t)0;
return diff;
}
}
| 18,244 |
FFmpeg | bb321245777a89426aa2131887497bd5eead1d2e | 0 | static int mpc8_decode_frame(AVCodecContext * avctx, void *data,
int *got_frame_ptr, AVPacket *avpkt)
{
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
MPCContext *c = avctx->priv_data;
GetBitContext gb2, *gb = &gb2;
int i, j, k, ch, cnt, res, t;
Band *bands = c->bands;
int off;
int maxband, keyframe;
int last[2];
/* get output buffer */
c->frame.nb_samples = MPC_FRAME_SIZE;
if ((res = avctx->get_buffer(avctx, &c->frame)) < 0) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return res;
}
keyframe = c->cur_frame == 0;
if(keyframe){
memset(c->Q, 0, sizeof(c->Q));
c->last_bits_used = 0;
}
init_get_bits(gb, buf, buf_size * 8);
skip_bits(gb, c->last_bits_used & 7);
if(keyframe)
maxband = mpc8_get_mod_golomb(gb, c->maxbands + 1);
else{
maxband = c->last_max_band + get_vlc2(gb, band_vlc.table, MPC8_BANDS_BITS, 2);
if(maxband > 32) maxband -= 33;
}
if(maxband > c->maxbands + 1 || maxband >= BANDS) {
av_log(avctx, AV_LOG_ERROR, "maxband %d too large\n",maxband);
return AVERROR_INVALIDDATA;
}
c->last_max_band = maxband;
/* read subband indexes */
if(maxband){
last[0] = last[1] = 0;
for(i = maxband - 1; i >= 0; i--){
for(ch = 0; ch < 2; ch++){
last[ch] = get_vlc2(gb, res_vlc[last[ch] > 2].table, MPC8_RES_BITS, 2) + last[ch];
if(last[ch] > 15) last[ch] -= 17;
bands[i].res[ch] = last[ch];
}
}
if(c->MSS){
int mask;
cnt = 0;
for(i = 0; i < maxband; i++)
if(bands[i].res[0] || bands[i].res[1])
cnt++;
t = mpc8_get_mod_golomb(gb, cnt);
mask = mpc8_get_mask(gb, cnt, t);
for(i = maxband - 1; i >= 0; i--)
if(bands[i].res[0] || bands[i].res[1]){
bands[i].msf = mask & 1;
mask >>= 1;
}
}
}
for(i = maxband; i < c->maxbands; i++)
bands[i].res[0] = bands[i].res[1] = 0;
if(keyframe){
for(i = 0; i < 32; i++)
c->oldDSCF[0][i] = c->oldDSCF[1][i] = 1;
}
for(i = 0; i < maxband; i++){
if(bands[i].res[0] || bands[i].res[1]){
cnt = !!bands[i].res[0] + !!bands[i].res[1] - 1;
if(cnt >= 0){
t = get_vlc2(gb, scfi_vlc[cnt].table, scfi_vlc[cnt].bits, 1);
if(bands[i].res[0]) bands[i].scfi[0] = t >> (2 * cnt);
if(bands[i].res[1]) bands[i].scfi[1] = t & 3;
}
}
}
for(i = 0; i < maxband; i++){
for(ch = 0; ch < 2; ch++){
if(!bands[i].res[ch]) continue;
if(c->oldDSCF[ch][i]){
bands[i].scf_idx[ch][0] = get_bits(gb, 7) - 6;
c->oldDSCF[ch][i] = 0;
}else{
t = get_vlc2(gb, dscf_vlc[1].table, MPC8_DSCF1_BITS, 2);
if(t == 64)
t += get_bits(gb, 6);
bands[i].scf_idx[ch][0] = ((bands[i].scf_idx[ch][2] + t - 25) & 0x7F) - 6;
}
for(j = 0; j < 2; j++){
if((bands[i].scfi[ch] << j) & 2)
bands[i].scf_idx[ch][j + 1] = bands[i].scf_idx[ch][j];
else{
t = get_vlc2(gb, dscf_vlc[0].table, MPC8_DSCF0_BITS, 2);
if(t == 31)
t = 64 + get_bits(gb, 6);
bands[i].scf_idx[ch][j + 1] = ((bands[i].scf_idx[ch][j] + t - 25) & 0x7F) - 6;
}
}
}
}
for(i = 0, off = 0; i < maxband; i++, off += SAMPLES_PER_BAND){
for(ch = 0; ch < 2; ch++){
res = bands[i].res[ch];
switch(res){
case -1:
for(j = 0; j < SAMPLES_PER_BAND; j++)
c->Q[ch][off + j] = (av_lfg_get(&c->rnd) & 0x3FC) - 510;
break;
case 0:
break;
case 1:
for(j = 0; j < SAMPLES_PER_BAND; j += SAMPLES_PER_BAND / 2){
cnt = get_vlc2(gb, q1_vlc.table, MPC8_Q1_BITS, 2);
t = mpc8_get_mask(gb, 18, cnt);
for(k = 0; k < SAMPLES_PER_BAND / 2; k++, t <<= 1)
c->Q[ch][off + j + k] = (t & 0x20000) ? (get_bits1(gb) << 1) - 1 : 0;
}
break;
case 2:
cnt = 6;//2*mpc8_thres[res]
for(j = 0; j < SAMPLES_PER_BAND; j += 3){
t = get_vlc2(gb, q2_vlc[cnt > 3].table, MPC8_Q2_BITS, 2);
c->Q[ch][off + j + 0] = mpc8_idx50[t];
c->Q[ch][off + j + 1] = mpc8_idx51[t];
c->Q[ch][off + j + 2] = mpc8_idx52[t];
cnt = (cnt >> 1) + mpc8_huffq2[t];
}
break;
case 3:
case 4:
for(j = 0; j < SAMPLES_PER_BAND; j += 2){
t = get_vlc2(gb, q3_vlc[res - 3].table, MPC8_Q3_BITS, 2) + q3_offsets[res - 3];
c->Q[ch][off + j + 1] = t >> 4;
c->Q[ch][off + j + 0] = (t & 8) ? (t & 0xF) - 16 : (t & 0xF);
}
break;
case 5:
case 6:
case 7:
case 8:
cnt = 2 * mpc8_thres[res];
for(j = 0; j < SAMPLES_PER_BAND; j++){
t = get_vlc2(gb, quant_vlc[res - 5][cnt > mpc8_thres[res]].table, quant_vlc[res - 5][cnt > mpc8_thres[res]].bits, 2) + quant_offsets[res - 5];
c->Q[ch][off + j] = t;
cnt = (cnt >> 1) + FFABS(c->Q[ch][off + j]);
}
break;
default:
for(j = 0; j < SAMPLES_PER_BAND; j++){
c->Q[ch][off + j] = get_vlc2(gb, q9up_vlc.table, MPC8_Q9UP_BITS, 2);
if(res != 9){
c->Q[ch][off + j] <<= res - 9;
c->Q[ch][off + j] |= get_bits(gb, res - 9);
}
c->Q[ch][off + j] -= (1 << (res - 2)) - 1;
}
}
}
}
ff_mpc_dequantize_and_synth(c, maxband - 1, c->frame.data[0],
avctx->channels);
c->cur_frame++;
c->last_bits_used = get_bits_count(gb);
if(c->cur_frame >= c->frames)
c->cur_frame = 0;
*got_frame_ptr = 1;
*(AVFrame *)data = c->frame;
return c->cur_frame ? c->last_bits_used >> 3 : buf_size;
}
| 18,245 |
qemu | bdc3f61dec2f9c227235bb5f677a0272e1184c82 | 0 | int configure_accelerator(MachineState *ms)
{
const char *p;
char buf[10];
int ret;
bool accel_initialised = false;
bool init_failed = false;
AccelClass *acc = NULL;
p = qemu_opt_get(qemu_get_machine_opts(), "accel");
if (p == NULL) {
/* Use the default "accelerator", tcg */
p = "tcg";
}
while (!accel_initialised && *p != '\0') {
if (*p == ':') {
p++;
}
p = get_opt_name(buf, sizeof(buf), p, ':');
acc = accel_find(buf);
if (!acc) {
fprintf(stderr, "\"%s\" accelerator not found.\n", buf);
continue;
}
if (acc->available && !acc->available()) {
printf("%s not supported for this target\n",
acc->name);
continue;
}
ret = accel_init_machine(acc, ms);
if (ret < 0) {
init_failed = true;
fprintf(stderr, "failed to initialize %s: %s\n",
acc->name,
strerror(-ret));
} else {
accel_initialised = true;
}
}
if (!accel_initialised) {
if (!init_failed) {
fprintf(stderr, "No accelerator found!\n");
}
exit(1);
}
if (init_failed) {
fprintf(stderr, "Back to %s accelerator.\n", acc->name);
}
return !accel_initialised;
}
| 18,246 |
qemu | 70a5afedd64c3f0d3b5feae6b40b30f3e8d13e4b | 0 | int bdrv_snapshot_goto(BlockDriverState *bs,
const char *snapshot_id,
Error **errp)
{
BlockDriver *drv = bs->drv;
int ret, open_ret;
int64_t len;
if (!drv) {
error_setg(errp, "Block driver is closed");
return -ENOMEDIUM;
}
len = bdrv_getlength(bs);
if (len < 0) {
error_setg_errno(errp, -len, "Cannot get block device size");
return len;
}
/* We should set all bits in all enabled dirty bitmaps, because dirty
* bitmaps reflect active state of disk and snapshot switch operation
* actually dirties active state.
* TODO: It may make sense not to set all bits but analyze block status of
* current state and destination snapshot and do not set bits corresponding
* to both-zero or both-unallocated areas. */
bdrv_set_dirty(bs, 0, len);
if (drv->bdrv_snapshot_goto) {
ret = drv->bdrv_snapshot_goto(bs, snapshot_id);
if (ret < 0) {
error_setg_errno(errp, -ret, "Failed to load snapshot");
}
return ret;
}
if (bs->file) {
BlockDriverState *file;
QDict *options = qdict_clone_shallow(bs->options);
QDict *file_options;
Error *local_err = NULL;
file = bs->file->bs;
/* Prevent it from getting deleted when detached from bs */
bdrv_ref(file);
qdict_extract_subqdict(options, &file_options, "file.");
QDECREF(file_options);
qdict_put_str(options, "file", bdrv_get_node_name(file));
drv->bdrv_close(bs);
bdrv_unref_child(bs, bs->file);
bs->file = NULL;
ret = bdrv_snapshot_goto(file, snapshot_id, errp);
open_ret = drv->bdrv_open(bs, options, bs->open_flags, &local_err);
QDECREF(options);
if (open_ret < 0) {
bdrv_unref(file);
bs->drv = NULL;
/* A bdrv_snapshot_goto() error takes precedence */
error_propagate(errp, local_err);
return ret < 0 ? ret : open_ret;
}
assert(bs->file->bs == file);
bdrv_unref(file);
return ret;
}
error_setg(errp, "Block driver does not support snapshots");
return -ENOTSUP;
}
| 18,247 |
qemu | bc7c08a2c375acb7ae4d433054415588b176d34c | 0 | static void test_qemu_strtoull_negative(void)
{
const char *str = " \t -321";
char f = 'X';
const char *endptr = &f;
uint64_t res = 999;
int err;
err = qemu_strtoull(str, &endptr, 0, &res);
g_assert_cmpint(err, ==, 0);
g_assert_cmpint(res, ==, -321);
g_assert(endptr == str + strlen(str));
}
| 18,248 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | static void omap_clkdsp_write(void *opaque, target_phys_addr_t addr,
uint64_t value, unsigned size)
{
struct omap_mpu_state_s *s = (struct omap_mpu_state_s *) opaque;
uint16_t diff;
if (size != 2) {
return omap_badwidth_write16(opaque, addr, value);
}
switch (addr) {
case 0x04: /* DSP_IDLECT1 */
diff = s->clkm.dsp_idlect1 ^ value;
s->clkm.dsp_idlect1 = value & 0x01f7;
omap_clkdsp_idlect1_update(s, diff, value);
break;
case 0x08: /* DSP_IDLECT2 */
s->clkm.dsp_idlect2 = value & 0x0037;
diff = s->clkm.dsp_idlect1 ^ value;
omap_clkdsp_idlect2_update(s, diff, value);
break;
case 0x14: /* DSP_RSTCT2 */
s->clkm.dsp_rstct2 = value & 0x0001;
break;
case 0x18: /* DSP_SYSST */
s->clkm.cold_start &= value & 0x3f;
break;
default:
OMAP_BAD_REG(addr);
}
}
| 18,249 |
qemu | 6c01bf6c7ba7539460fcaeb99fbe1776ba137aa8 | 0 | uint64_t helper_frsqrte (uint64_t arg)
{
CPU_DoubleU fone, farg;
fone.ll = 0x3FF0000000000000ULL; /* 1.0 */
farg.ll = arg;
if (unlikely(float64_is_signaling_nan(farg.d))) {
/* sNaN reciprocal square root */
farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSNAN);
} else if (unlikely(float64_is_neg(farg.d) && !float64_is_zero(farg.d))) {
/* Reciprocal square root of a negative nonzero number */
farg.ll = fload_invalid_op_excp(POWERPC_EXCP_FP_VXSQRT);
} else if (likely(isnormal(farg.d))) {
farg.d = float64_sqrt(farg.d, &env->fp_status);
farg.d = float32_div(fone.d, farg.d, &env->fp_status);
} else {
if (farg.ll == 0x8000000000000000ULL) {
farg.ll = 0xFFF0000000000000ULL;
} else if (farg.ll == 0x0000000000000000ULL) {
farg.ll = 0x7FF0000000000000ULL;
} else if (float64_is_nan(farg.d)) {
farg.ll |= 0x000FFFFFFFFFFFFFULL;
} else if (float64_is_neg(farg.d)) {
farg.ll = 0x7FF8000000000000ULL;
} else {
farg.ll = 0x0000000000000000ULL;
}
}
return farg.ll;
}
| 18,250 |
qemu | 42a268c241183877192c376d03bd9b6d527407c7 | 0 | static void gen_compute_compact_branch(DisasContext *ctx, uint32_t opc,
int rs, int rt, int32_t offset)
{
int bcond_compute = 0;
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
if (ctx->hflags & MIPS_HFLAG_BMASK) {
#ifdef MIPS_DEBUG_DISAS
LOG_DISAS("Branch in delay / forbidden slot at PC 0x" TARGET_FMT_lx
"\n", ctx->pc);
#endif
generate_exception(ctx, EXCP_RI);
goto out;
}
/* Load needed operands and calculate btarget */
switch (opc) {
/* compact branch */
case OPC_BOVC: /* OPC_BEQZALC, OPC_BEQC */
case OPC_BNVC: /* OPC_BNEZALC, OPC_BNEC */
gen_load_gpr(t0, rs);
gen_load_gpr(t1, rt);
bcond_compute = 1;
ctx->btarget = addr_add(ctx, ctx->pc + 4, offset);
if (rs <= rt && rs == 0) {
/* OPC_BEQZALC, OPC_BNEZALC */
tcg_gen_movi_tl(cpu_gpr[31], ctx->pc + 4);
}
break;
case OPC_BLEZC: /* OPC_BGEZC, OPC_BGEC */
case OPC_BGTZC: /* OPC_BLTZC, OPC_BLTC */
gen_load_gpr(t0, rs);
gen_load_gpr(t1, rt);
bcond_compute = 1;
ctx->btarget = addr_add(ctx, ctx->pc + 4, offset);
break;
case OPC_BLEZALC: /* OPC_BGEZALC, OPC_BGEUC */
case OPC_BGTZALC: /* OPC_BLTZALC, OPC_BLTUC */
if (rs == 0 || rs == rt) {
/* OPC_BLEZALC, OPC_BGEZALC */
/* OPC_BGTZALC, OPC_BLTZALC */
tcg_gen_movi_tl(cpu_gpr[31], ctx->pc + 4);
}
gen_load_gpr(t0, rs);
gen_load_gpr(t1, rt);
bcond_compute = 1;
ctx->btarget = addr_add(ctx, ctx->pc + 4, offset);
break;
case OPC_BC:
case OPC_BALC:
ctx->btarget = addr_add(ctx, ctx->pc + 4, offset);
break;
case OPC_BEQZC:
case OPC_BNEZC:
if (rs != 0) {
/* OPC_BEQZC, OPC_BNEZC */
gen_load_gpr(t0, rs);
bcond_compute = 1;
ctx->btarget = addr_add(ctx, ctx->pc + 4, offset);
} else {
/* OPC_JIC, OPC_JIALC */
TCGv tbase = tcg_temp_new();
TCGv toffset = tcg_temp_new();
gen_load_gpr(tbase, rt);
tcg_gen_movi_tl(toffset, offset);
gen_op_addr_add(ctx, btarget, tbase, toffset);
tcg_temp_free(tbase);
tcg_temp_free(toffset);
}
break;
default:
MIPS_INVAL("Compact branch/jump");
generate_exception(ctx, EXCP_RI);
goto out;
}
if (bcond_compute == 0) {
/* Uncoditional compact branch */
switch (opc) {
case OPC_JIALC:
tcg_gen_movi_tl(cpu_gpr[31], ctx->pc + 4);
/* Fallthrough */
case OPC_JIC:
ctx->hflags |= MIPS_HFLAG_BR;
break;
case OPC_BALC:
tcg_gen_movi_tl(cpu_gpr[31], ctx->pc + 4);
/* Fallthrough */
case OPC_BC:
ctx->hflags |= MIPS_HFLAG_B;
break;
default:
MIPS_INVAL("Compact branch/jump");
generate_exception(ctx, EXCP_RI);
goto out;
}
/* Generating branch here as compact branches don't have delay slot */
gen_branch(ctx, 4);
} else {
/* Conditional compact branch */
int fs = gen_new_label();
save_cpu_state(ctx, 0);
switch (opc) {
case OPC_BLEZALC: /* OPC_BGEZALC, OPC_BGEUC */
if (rs == 0 && rt != 0) {
/* OPC_BLEZALC */
tcg_gen_brcondi_tl(tcg_invert_cond(TCG_COND_LE), t1, 0, fs);
} else if (rs != 0 && rt != 0 && rs == rt) {
/* OPC_BGEZALC */
tcg_gen_brcondi_tl(tcg_invert_cond(TCG_COND_GE), t1, 0, fs);
} else {
/* OPC_BGEUC */
tcg_gen_brcond_tl(tcg_invert_cond(TCG_COND_GEU), t0, t1, fs);
}
break;
case OPC_BGTZALC: /* OPC_BLTZALC, OPC_BLTUC */
if (rs == 0 && rt != 0) {
/* OPC_BGTZALC */
tcg_gen_brcondi_tl(tcg_invert_cond(TCG_COND_GT), t1, 0, fs);
} else if (rs != 0 && rt != 0 && rs == rt) {
/* OPC_BLTZALC */
tcg_gen_brcondi_tl(tcg_invert_cond(TCG_COND_LT), t1, 0, fs);
} else {
/* OPC_BLTUC */
tcg_gen_brcond_tl(tcg_invert_cond(TCG_COND_LTU), t0, t1, fs);
}
break;
case OPC_BLEZC: /* OPC_BGEZC, OPC_BGEC */
if (rs == 0 && rt != 0) {
/* OPC_BLEZC */
tcg_gen_brcondi_tl(tcg_invert_cond(TCG_COND_LE), t1, 0, fs);
} else if (rs != 0 && rt != 0 && rs == rt) {
/* OPC_BGEZC */
tcg_gen_brcondi_tl(tcg_invert_cond(TCG_COND_GE), t1, 0, fs);
} else {
/* OPC_BGEC */
tcg_gen_brcond_tl(tcg_invert_cond(TCG_COND_GE), t0, t1, fs);
}
break;
case OPC_BGTZC: /* OPC_BLTZC, OPC_BLTC */
if (rs == 0 && rt != 0) {
/* OPC_BGTZC */
tcg_gen_brcondi_tl(tcg_invert_cond(TCG_COND_GT), t1, 0, fs);
} else if (rs != 0 && rt != 0 && rs == rt) {
/* OPC_BLTZC */
tcg_gen_brcondi_tl(tcg_invert_cond(TCG_COND_LT), t1, 0, fs);
} else {
/* OPC_BLTC */
tcg_gen_brcond_tl(tcg_invert_cond(TCG_COND_LT), t0, t1, fs);
}
break;
case OPC_BOVC: /* OPC_BEQZALC, OPC_BEQC */
case OPC_BNVC: /* OPC_BNEZALC, OPC_BNEC */
if (rs >= rt) {
/* OPC_BOVC, OPC_BNVC */
TCGv t2 = tcg_temp_new();
TCGv t3 = tcg_temp_new();
TCGv t4 = tcg_temp_new();
TCGv input_overflow = tcg_temp_new();
gen_load_gpr(t0, rs);
gen_load_gpr(t1, rt);
tcg_gen_ext32s_tl(t2, t0);
tcg_gen_setcond_tl(TCG_COND_NE, input_overflow, t2, t0);
tcg_gen_ext32s_tl(t3, t1);
tcg_gen_setcond_tl(TCG_COND_NE, t4, t3, t1);
tcg_gen_or_tl(input_overflow, input_overflow, t4);
tcg_gen_add_tl(t4, t2, t3);
tcg_gen_ext32s_tl(t4, t4);
tcg_gen_xor_tl(t2, t2, t3);
tcg_gen_xor_tl(t3, t4, t3);
tcg_gen_andc_tl(t2, t3, t2);
tcg_gen_setcondi_tl(TCG_COND_LT, t4, t2, 0);
tcg_gen_or_tl(t4, t4, input_overflow);
if (opc == OPC_BOVC) {
/* OPC_BOVC */
tcg_gen_brcondi_tl(tcg_invert_cond(TCG_COND_NE), t4, 0, fs);
} else {
/* OPC_BNVC */
tcg_gen_brcondi_tl(tcg_invert_cond(TCG_COND_EQ), t4, 0, fs);
}
tcg_temp_free(input_overflow);
tcg_temp_free(t4);
tcg_temp_free(t3);
tcg_temp_free(t2);
} else if (rs < rt && rs == 0) {
/* OPC_BEQZALC, OPC_BNEZALC */
if (opc == OPC_BEQZALC) {
/* OPC_BEQZALC */
tcg_gen_brcondi_tl(tcg_invert_cond(TCG_COND_EQ), t1, 0, fs);
} else {
/* OPC_BNEZALC */
tcg_gen_brcondi_tl(tcg_invert_cond(TCG_COND_NE), t1, 0, fs);
}
} else {
/* OPC_BEQC, OPC_BNEC */
if (opc == OPC_BEQC) {
/* OPC_BEQC */
tcg_gen_brcond_tl(tcg_invert_cond(TCG_COND_EQ), t0, t1, fs);
} else {
/* OPC_BNEC */
tcg_gen_brcond_tl(tcg_invert_cond(TCG_COND_NE), t0, t1, fs);
}
}
break;
case OPC_BEQZC:
tcg_gen_brcondi_tl(tcg_invert_cond(TCG_COND_EQ), t0, 0, fs);
break;
case OPC_BNEZC:
tcg_gen_brcondi_tl(tcg_invert_cond(TCG_COND_NE), t0, 0, fs);
break;
default:
MIPS_INVAL("Compact conditional branch/jump");
generate_exception(ctx, EXCP_RI);
goto out;
}
/* Generating branch here as compact branches don't have delay slot */
gen_goto_tb(ctx, 1, ctx->btarget);
gen_set_label(fs);
ctx->hflags |= MIPS_HFLAG_FBNSLOT;
MIPS_DEBUG("Compact conditional branch");
}
out:
tcg_temp_free(t0);
tcg_temp_free(t1);
}
| 18,251 |
qemu | 33577b47c64435fcc2a1bc01c7e82534256f1fc3 | 0 | int qemu_chr_fe_get_msgfd(CharDriverState *s)
{
int fd;
return (qemu_chr_fe_get_msgfds(s, &fd, 1) == 1) ? fd : -1;
}
| 18,252 |
qemu | 8e9b0d24fb986d4241ae3b77752eca5dab4cb486 | 0 | static void vnc_client_write_locked(void *opaque)
{
VncState *vs = opaque;
#ifdef CONFIG_VNC_SASL
if (vs->sasl.conn &&
vs->sasl.runSSF &&
!vs->sasl.waitWriteSSF) {
vnc_client_write_sasl(vs);
} else
#endif /* CONFIG_VNC_SASL */
{
#ifdef CONFIG_VNC_WS
if (vs->encode_ws) {
vnc_client_write_ws(vs);
} else
#endif /* CONFIG_VNC_WS */
{
vnc_client_write_plain(vs);
}
}
}
| 18,253 |
qemu | 1dde716ed6719c341c1bfa427781f0715af90cbc | 0 | iscsi_aio_write16_cb(struct iscsi_context *iscsi, int status,
void *command_data, void *opaque)
{
IscsiAIOCB *acb = opaque;
trace_iscsi_aio_write16_cb(iscsi, status, acb, acb->canceled);
g_free(acb->buf);
acb->buf = NULL;
if (acb->canceled != 0) {
return;
}
acb->status = 0;
if (status < 0) {
error_report("Failed to write16 data to iSCSI lun. %s",
iscsi_get_error(iscsi));
acb->status = -EIO;
}
iscsi_schedule_bh(acb);
}
| 18,255 |
qemu | e1833e1f96456fd8fc17463246fe0b2050e68efb | 0 | static void spr_write_40x_sler (void *opaque, int sprn)
{
DisasContext *ctx = opaque;
gen_op_store_40x_sler();
/* We must stop the translation as we may have changed
* some regions endianness
*/
RET_STOP(ctx);
}
| 18,256 |
qemu | 80b7a265362c870f95fb5ca1f7e7a02c0fa0db3e | 0 | static void sclp_execute(SCLPDevice *sclp, SCCB *sccb, uint32_t code)
{
SCLPDeviceClass *sclp_c = SCLP_GET_CLASS(sclp);
SCLPEventFacility *ef = sclp->event_facility;
SCLPEventFacilityClass *efc = EVENT_FACILITY_GET_CLASS(ef);
switch (code & SCLP_CMD_CODE_MASK) {
case SCLP_CMDW_READ_SCP_INFO:
case SCLP_CMDW_READ_SCP_INFO_FORCED:
sclp_c->read_SCP_info(sclp, sccb);
break;
case SCLP_CMDW_READ_CPU_INFO:
sclp_c->read_cpu_info(sclp, sccb);
break;
case SCLP_READ_STORAGE_ELEMENT_INFO:
if (code & 0xff00) {
sclp_c->read_storage_element1_info(sclp, sccb);
} else {
sclp_c->read_storage_element0_info(sclp, sccb);
}
break;
case SCLP_ATTACH_STORAGE_ELEMENT:
sclp_c->attach_storage_element(sclp, sccb, (code & 0xff00) >> 8);
break;
case SCLP_ASSIGN_STORAGE:
sclp_c->assign_storage(sclp, sccb);
break;
case SCLP_UNASSIGN_STORAGE:
sclp_c->unassign_storage(sclp, sccb);
break;
case SCLP_CMDW_CONFIGURE_PCI:
s390_pci_sclp_configure(sccb);
break;
case SCLP_CMDW_DECONFIGURE_PCI:
s390_pci_sclp_deconfigure(sccb);
break;
default:
efc->command_handler(ef, sccb, code);
break;
}
}
| 18,258 |
qemu | 6e5c4540d18d1e9a5253104df161a7e0d408ca95 | 0 | static void smbios_build_type_0_fields(const char *t)
{
char buf[1024];
unsigned char major, minor;
if (get_param_value(buf, sizeof(buf), "vendor", t))
smbios_add_field(0, offsetof(struct smbios_type_0, vendor_str),
buf, strlen(buf) + 1);
if (get_param_value(buf, sizeof(buf), "version", t))
smbios_add_field(0, offsetof(struct smbios_type_0, bios_version_str),
buf, strlen(buf) + 1);
if (get_param_value(buf, sizeof(buf), "date", t))
smbios_add_field(0, offsetof(struct smbios_type_0,
bios_release_date_str),
buf, strlen(buf) + 1);
if (get_param_value(buf, sizeof(buf), "release", t)) {
sscanf(buf, "%hhu.%hhu", &major, &minor);
smbios_add_field(0, offsetof(struct smbios_type_0,
system_bios_major_release),
&major, 1);
smbios_add_field(0, offsetof(struct smbios_type_0,
system_bios_minor_release),
&minor, 1);
}
}
| 18,259 |
qemu | 0923c577f993d61eeaf41f66db1e1010fa113976 | 0 | truncate_f(int argc, char **argv)
{
int64_t offset;
int ret;
offset = cvtnum(argv[1]);
if (offset < 0) {
printf("non-numeric truncate argument -- %s\n", argv[1]);
return 0;
}
ret = bdrv_truncate(bs, offset);
if (ret < 0) {
printf("truncate: %s", strerror(ret));
return 0;
}
return 0;
}
| 18,260 |
qemu | e3dd74934f2d2c8c67083995928ff68e8c1d0030 | 0 | static inline void *host_from_stream_offset(QEMUFile *f,
ram_addr_t offset,
int flags)
{
static RAMBlock *block = NULL;
char id[256];
uint8_t len;
if (flags & RAM_SAVE_FLAG_CONTINUE) {
if (!block || block->max_length <= offset) {
error_report("Ack, bad migration stream!");
return NULL;
}
return block->host + offset;
}
len = qemu_get_byte(f);
qemu_get_buffer(f, (uint8_t *)id, len);
id[len] = 0;
QLIST_FOREACH_RCU(block, &ram_list.blocks, next) {
if (!strncmp(id, block->idstr, sizeof(id)) &&
block->max_length > offset) {
return block->host + offset;
}
}
error_report("Can't find block %s!", id);
return NULL;
}
| 18,261 |
qemu | 5d1abf234462d13bef3617cc2c55b6815703ddf2 | 0 | int mpcifc_service_call(S390CPU *cpu, uint8_t r1, uint64_t fiba, uint8_t ar)
{
CPUS390XState *env = &cpu->env;
uint8_t oc, dmaas;
uint32_t fh;
ZpciFib fib;
S390PCIBusDevice *pbdev;
uint64_t cc = ZPCI_PCI_LS_OK;
if (env->psw.mask & PSW_MASK_PSTATE) {
program_interrupt(env, PGM_PRIVILEGED, 6);
return 0;
}
oc = env->regs[r1] & 0xff;
dmaas = (env->regs[r1] >> 16) & 0xff;
fh = env->regs[r1] >> 32;
if (fiba & 0x7) {
program_interrupt(env, PGM_SPECIFICATION, 6);
return 0;
}
pbdev = s390_pci_find_dev_by_fh(fh);
if (!pbdev || !(pbdev->fh & FH_MASK_ENABLE)) {
DPRINTF("mpcifc no pci dev fh 0x%x\n", fh);
setcc(cpu, ZPCI_PCI_LS_INVAL_HANDLE);
return 0;
}
if (s390_cpu_virt_mem_read(cpu, fiba, ar, (uint8_t *)&fib, sizeof(fib))) {
return 0;
}
if (fib.fmt != 0) {
program_interrupt(env, PGM_OPERAND, 6);
return 0;
}
switch (oc) {
case ZPCI_MOD_FC_REG_INT:
if (pbdev->summary_ind) {
cc = ZPCI_PCI_LS_ERR;
s390_set_status_code(env, r1, ZPCI_MOD_ST_SEQUENCE);
} else if (reg_irqs(env, pbdev, fib)) {
cc = ZPCI_PCI_LS_ERR;
s390_set_status_code(env, r1, ZPCI_MOD_ST_RES_NOT_AVAIL);
}
break;
case ZPCI_MOD_FC_DEREG_INT:
if (!pbdev->summary_ind) {
cc = ZPCI_PCI_LS_ERR;
s390_set_status_code(env, r1, ZPCI_MOD_ST_SEQUENCE);
} else {
pci_dereg_irqs(pbdev);
}
break;
case ZPCI_MOD_FC_REG_IOAT:
if (dmaas != 0) {
cc = ZPCI_PCI_LS_ERR;
s390_set_status_code(env, r1, ZPCI_MOD_ST_DMAAS_INVAL);
} else if (pbdev->iommu_enabled) {
cc = ZPCI_PCI_LS_ERR;
s390_set_status_code(env, r1, ZPCI_MOD_ST_SEQUENCE);
} else if (reg_ioat(env, pbdev, fib)) {
cc = ZPCI_PCI_LS_ERR;
s390_set_status_code(env, r1, ZPCI_MOD_ST_INSUF_RES);
}
break;
case ZPCI_MOD_FC_DEREG_IOAT:
if (dmaas != 0) {
cc = ZPCI_PCI_LS_ERR;
s390_set_status_code(env, r1, ZPCI_MOD_ST_DMAAS_INVAL);
} else if (!pbdev->iommu_enabled) {
cc = ZPCI_PCI_LS_ERR;
s390_set_status_code(env, r1, ZPCI_MOD_ST_SEQUENCE);
} else {
pci_dereg_ioat(pbdev);
}
break;
case ZPCI_MOD_FC_REREG_IOAT:
if (dmaas != 0) {
cc = ZPCI_PCI_LS_ERR;
s390_set_status_code(env, r1, ZPCI_MOD_ST_DMAAS_INVAL);
} else if (!pbdev->iommu_enabled) {
cc = ZPCI_PCI_LS_ERR;
s390_set_status_code(env, r1, ZPCI_MOD_ST_SEQUENCE);
} else {
pci_dereg_ioat(pbdev);
if (reg_ioat(env, pbdev, fib)) {
cc = ZPCI_PCI_LS_ERR;
s390_set_status_code(env, r1, ZPCI_MOD_ST_INSUF_RES);
}
}
break;
case ZPCI_MOD_FC_RESET_ERROR:
pbdev->error_state = false;
pbdev->lgstg_blocked = false;
break;
case ZPCI_MOD_FC_RESET_BLOCK:
pbdev->lgstg_blocked = false;
break;
case ZPCI_MOD_FC_SET_MEASURE:
pbdev->fmb_addr = ldq_p(&fib.fmb_addr);
break;
default:
program_interrupt(&cpu->env, PGM_OPERAND, 6);
cc = ZPCI_PCI_LS_ERR;
}
setcc(cpu, cc);
return 0;
}
| 18,262 |
qemu | ca5c1457d614fec718aaec7bdf3663dec37e1e50 | 0 | static void s390_cpu_plug(HotplugHandler *hotplug_dev,
DeviceState *dev, Error **errp)
{
gchar *name;
S390CPU *cpu = S390_CPU(dev);
CPUState *cs = CPU(dev);
name = g_strdup_printf("cpu[%i]", cpu->env.cpu_num);
object_property_set_link(OBJECT(hotplug_dev), OBJECT(cs), name,
errp);
g_free(name);
}
| 18,263 |
qemu | 42a268c241183877192c376d03bd9b6d527407c7 | 0 | static void gen_maskg(DisasContext *ctx)
{
int l1 = gen_new_label();
TCGv t0 = tcg_temp_new();
TCGv t1 = tcg_temp_new();
TCGv t2 = tcg_temp_new();
TCGv t3 = tcg_temp_new();
tcg_gen_movi_tl(t3, 0xFFFFFFFF);
tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F);
tcg_gen_andi_tl(t1, cpu_gpr[rS(ctx->opcode)], 0x1F);
tcg_gen_addi_tl(t2, t0, 1);
tcg_gen_shr_tl(t2, t3, t2);
tcg_gen_shr_tl(t3, t3, t1);
tcg_gen_xor_tl(cpu_gpr[rA(ctx->opcode)], t2, t3);
tcg_gen_brcond_tl(TCG_COND_GE, t0, t1, l1);
tcg_gen_neg_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
gen_set_label(l1);
tcg_temp_free(t0);
tcg_temp_free(t1);
tcg_temp_free(t2);
tcg_temp_free(t3);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
| 18,264 |
qemu | 1c46efaa0a175e468772405385ca26a1e35dd94c | 0 | uint64_t qcow2_get_cluster_offset(BlockDriverState *bs, uint64_t offset,
int *num)
{
BDRVQcowState *s = bs->opaque;
unsigned int l1_index, l2_index;
uint64_t l2_offset, *l2_table, cluster_offset;
int l1_bits, c;
unsigned int index_in_cluster, nb_clusters;
uint64_t nb_available, nb_needed;
index_in_cluster = (offset >> 9) & (s->cluster_sectors - 1);
nb_needed = *num + index_in_cluster;
l1_bits = s->l2_bits + s->cluster_bits;
/* compute how many bytes there are between the offset and
* the end of the l1 entry
*/
nb_available = (1ULL << l1_bits) - (offset & ((1ULL << l1_bits) - 1));
/* compute the number of available sectors */
nb_available = (nb_available >> 9) + index_in_cluster;
if (nb_needed > nb_available) {
nb_needed = nb_available;
}
cluster_offset = 0;
/* seek the the l2 offset in the l1 table */
l1_index = offset >> l1_bits;
if (l1_index >= s->l1_size)
goto out;
l2_offset = s->l1_table[l1_index];
/* seek the l2 table of the given l2 offset */
if (!l2_offset)
goto out;
/* load the l2 table in memory */
l2_offset &= ~QCOW_OFLAG_COPIED;
l2_table = l2_load(bs, l2_offset);
if (l2_table == NULL)
return 0;
/* find the cluster offset for the given disk offset */
l2_index = (offset >> s->cluster_bits) & (s->l2_size - 1);
cluster_offset = be64_to_cpu(l2_table[l2_index]);
nb_clusters = size_to_clusters(s, nb_needed << 9);
if (!cluster_offset) {
/* how many empty clusters ? */
c = count_contiguous_free_clusters(nb_clusters, &l2_table[l2_index]);
} else {
/* how many allocated clusters ? */
c = count_contiguous_clusters(nb_clusters, s->cluster_size,
&l2_table[l2_index], 0, QCOW_OFLAG_COPIED);
}
nb_available = (c * s->cluster_sectors);
out:
if (nb_available > nb_needed)
nb_available = nb_needed;
*num = nb_available - index_in_cluster;
return cluster_offset & ~QCOW_OFLAG_COPIED;
}
| 18,265 |
qemu | 2bcf018340cbf233f7145e643fc1bb367f23fd90 | 0 | static bool lowprot_enabled(const CPUS390XState *env)
{
if (!(env->cregs[0] & CR0_LOWPROT)) {
return false;
}
if (!(env->psw.mask & PSW_MASK_DAT)) {
return true;
}
/* Check the private-space control bit */
switch (env->psw.mask & PSW_MASK_ASC) {
case PSW_ASC_PRIMARY:
return !(env->cregs[1] & _ASCE_PRIVATE_SPACE);
case PSW_ASC_SECONDARY:
return !(env->cregs[7] & _ASCE_PRIVATE_SPACE);
case PSW_ASC_HOME:
return !(env->cregs[13] & _ASCE_PRIVATE_SPACE);
default:
/* We don't support access register mode */
error_report("unsupported addressing mode");
exit(1);
}
}
| 18,266 |
qemu | ad196a9d0c14f681f010bb4b979030ec125ba976 | 0 | static int net_slirp_init(VLANState *vlan, const char *model, const char *name,
int restricted, const char *ip)
{
if (slirp_in_use) {
/* slirp only supports a single instance so far */
return -1;
}
if (!slirp_inited) {
slirp_inited = 1;
slirp_init(restricted, ip);
while (slirp_redirs) {
struct slirp_config_str *config = slirp_redirs;
slirp_redirection(NULL, config->str);
slirp_redirs = config->next;
qemu_free(config);
}
#ifndef _WIN32
if (slirp_smb_export) {
slirp_smb(slirp_smb_export);
}
#endif
}
slirp_vc = qemu_new_vlan_client(vlan, model, name, NULL, slirp_receive,
NULL, net_slirp_cleanup, NULL);
slirp_vc->info_str[0] = '\0';
slirp_in_use = 1;
return 0;
}
| 18,269 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | static uint64_t hpdmc_read(void *opaque, target_phys_addr_t addr,
unsigned size)
{
MilkymistHpdmcState *s = opaque;
uint32_t r = 0;
addr >>= 2;
switch (addr) {
case R_SYSTEM:
case R_BYPASS:
case R_TIMING:
case R_IODELAY:
r = s->regs[addr];
break;
default:
error_report("milkymist_hpdmc: read access to unknown register 0x"
TARGET_FMT_plx, addr << 2);
break;
}
trace_milkymist_hpdmc_memory_read(addr << 2, r);
return r;
}
| 18,270 |
qemu | c2b38b277a7882a592f4f2ec955084b2b756daaa | 0 | int qemu_init_main_loop(Error **errp)
{
int ret;
GSource *src;
Error *local_error = NULL;
init_clocks();
ret = qemu_signal_init();
if (ret) {
return ret;
}
qemu_aio_context = aio_context_new(&local_error);
if (!qemu_aio_context) {
error_propagate(errp, local_error);
return -EMFILE;
}
qemu_notify_bh = qemu_bh_new(notify_event_cb, NULL);
gpollfds = g_array_new(FALSE, FALSE, sizeof(GPollFD));
src = aio_get_g_source(qemu_aio_context);
g_source_set_name(src, "aio-context");
g_source_attach(src, NULL);
g_source_unref(src);
src = iohandler_get_g_source();
g_source_set_name(src, "io-handler");
g_source_attach(src, NULL);
g_source_unref(src);
return 0;
}
| 18,271 |
qemu | 48ce11ff972c733afaed3e2a2613a2e56081ec92 | 0 | static int os_host_main_loop_wait(uint32_t timeout)
{
int ret;
glib_select_fill(&nfds, &rfds, &wfds, &xfds, &timeout);
if (timeout > 0) {
qemu_mutex_unlock_iothread();
}
/* We'll eventually drop fd_set completely. But for now we still have
* *_fill() and *_poll() functions that use rfds/wfds/xfds.
*/
gpollfds_from_select();
ret = g_poll((GPollFD *)gpollfds->data, gpollfds->len, timeout);
gpollfds_to_select(ret);
if (timeout > 0) {
qemu_mutex_lock_iothread();
}
glib_select_poll(&rfds, &wfds, &xfds, (ret < 0));
return ret;
}
| 18,273 |
qemu | ef29a70d18c2d551cf4bb74b8aa9638caac3391b | 0 | static int cris_mmu_segmented_addr(int seg, uint32_t rw_mm_cfg)
{
return (1 << seg) & rw_mm_cfg;
}
| 18,274 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | static uint64_t pfpu_read(void *opaque, target_phys_addr_t addr,
unsigned size)
{
MilkymistPFPUState *s = opaque;
uint32_t r = 0;
addr >>= 2;
switch (addr) {
case R_CTL:
case R_MESHBASE:
case R_HMESHLAST:
case R_VMESHLAST:
case R_CODEPAGE:
case R_VERTICES:
case R_COLLISIONS:
case R_STRAYWRITES:
case R_LASTDMA:
case R_PC:
case R_DREGBASE:
case R_CODEBASE:
r = s->regs[addr];
break;
case GPR_BEGIN ... GPR_END:
r = s->gp_regs[addr - GPR_BEGIN];
break;
case MICROCODE_BEGIN ... MICROCODE_END:
r = s->microcode[get_microcode_address(s, addr)];
break;
default:
error_report("milkymist_pfpu: read access to unknown register 0x"
TARGET_FMT_plx, addr << 2);
break;
}
trace_milkymist_pfpu_memory_read(addr << 2, r);
return r;
}
| 18,275 |
qemu | ec990eb622ad46df5ddcb1e94c418c271894d416 | 0 | static void qdev_reset(void *opaque)
{
DeviceState *dev = opaque;
if (dev->info->reset)
dev->info->reset(dev);
}
| 18,276 |
qemu | 42a268c241183877192c376d03bd9b6d527407c7 | 0 | static void disas_cond_b_imm(DisasContext *s, uint32_t insn)
{
unsigned int cond;
uint64_t addr;
if ((insn & (1 << 4)) || (insn & (1 << 24))) {
unallocated_encoding(s);
return;
}
addr = s->pc + sextract32(insn, 5, 19) * 4 - 4;
cond = extract32(insn, 0, 4);
if (cond < 0x0e) {
/* genuinely conditional branches */
int label_match = gen_new_label();
arm_gen_test_cc(cond, label_match);
gen_goto_tb(s, 0, s->pc);
gen_set_label(label_match);
gen_goto_tb(s, 1, addr);
} else {
/* 0xe and 0xf are both "always" conditions */
gen_goto_tb(s, 0, addr);
}
}
| 18,277 |
qemu | e82d5a2460b0e176128027651ff9b104e4bdf5cc | 0 | void tcg_gen_atomic_cmpxchg_i64(TCGv_i64 retv, TCGv addr, TCGv_i64 cmpv,
TCGv_i64 newv, TCGArg idx, TCGMemOp memop)
{
memop = tcg_canonicalize_memop(memop, 1, 0);
if (!parallel_cpus) {
TCGv_i64 t1 = tcg_temp_new_i64();
TCGv_i64 t2 = tcg_temp_new_i64();
tcg_gen_ext_i64(t2, cmpv, memop & MO_SIZE);
tcg_gen_qemu_ld_i64(t1, addr, idx, memop & ~MO_SIGN);
tcg_gen_movcond_i64(TCG_COND_EQ, t2, t1, t2, newv, t1);
tcg_gen_qemu_st_i64(t2, addr, idx, memop);
tcg_temp_free_i64(t2);
if (memop & MO_SIGN) {
tcg_gen_ext_i64(retv, t1, memop);
} else {
tcg_gen_mov_i64(retv, t1);
}
tcg_temp_free_i64(t1);
} else if ((memop & MO_SIZE) == MO_64) {
#ifdef CONFIG_ATOMIC64
gen_atomic_cx_i64 gen;
gen = table_cmpxchg[memop & (MO_SIZE | MO_BSWAP)];
tcg_debug_assert(gen != NULL);
#ifdef CONFIG_SOFTMMU
{
TCGv_i32 oi = tcg_const_i32(make_memop_idx(memop, idx));
gen(retv, tcg_ctx.tcg_env, addr, cmpv, newv, oi);
tcg_temp_free_i32(oi);
}
#else
gen(retv, tcg_ctx.tcg_env, addr, cmpv, newv);
#endif
#else
gen_helper_exit_atomic(tcg_ctx.tcg_env);
/* Produce a result, so that we have a well-formed opcode stream
with respect to uses of the result in the (dead) code following. */
tcg_gen_movi_i64(retv, 0);
#endif /* CONFIG_ATOMIC64 */
} else {
TCGv_i32 c32 = tcg_temp_new_i32();
TCGv_i32 n32 = tcg_temp_new_i32();
TCGv_i32 r32 = tcg_temp_new_i32();
tcg_gen_extrl_i64_i32(c32, cmpv);
tcg_gen_extrl_i64_i32(n32, newv);
tcg_gen_atomic_cmpxchg_i32(r32, addr, c32, n32, idx, memop & ~MO_SIGN);
tcg_temp_free_i32(c32);
tcg_temp_free_i32(n32);
tcg_gen_extu_i32_i64(retv, r32);
tcg_temp_free_i32(r32);
if (memop & MO_SIGN) {
tcg_gen_ext_i64(retv, retv, memop);
}
}
}
| 18,280 |
qemu | e48e84ea80cb2e7fe6e48196ce187cfba6e3eb2c | 0 | static void scsi_disk_unit_attention_reported(SCSIDevice *dev)
{
SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, dev);
if (s->media_changed) {
s->media_changed = false;
s->qdev.unit_attention = SENSE_CODE(MEDIUM_CHANGED);
}
}
| 18,281 |
qemu | 5c6c0e513600ba57c3e73b7151d3c0664438f7b5 | 1 | static void lsi_command_complete(SCSIBus *bus, int reason, uint32_t tag,
uint32_t arg)
{
LSIState *s = DO_UPCAST(LSIState, dev.qdev, bus->qbus.parent);
int out;
out = (s->sstat1 & PHASE_MASK) == PHASE_DO;
if (reason == SCSI_REASON_DONE) {
DPRINTF("Command complete status=%d\n", (int)arg);
s->status = arg;
s->command_complete = 2;
if (s->waiting && s->dbc != 0) {
/* Raise phase mismatch for short transfers. */
lsi_bad_phase(s, out, PHASE_ST);
} else {
lsi_set_phase(s, PHASE_ST);
}
qemu_free(s->current);
s->current = NULL;
lsi_resume_script(s);
return;
}
if (s->waiting == 1 || !s->current || tag != s->current->tag ||
(lsi_irq_on_rsl(s) && !(s->scntl1 & LSI_SCNTL1_CON))) {
if (lsi_queue_tag(s, tag, arg))
return;
}
/* host adapter (re)connected */
DPRINTF("Data ready tag=0x%x len=%d\n", tag, arg);
s->current->dma_len = arg;
s->command_complete = 1;
if (!s->waiting)
return;
if (s->waiting == 1 || s->dbc == 0) {
lsi_resume_script(s);
} else {
lsi_do_dma(s, out);
}
}
| 18,284 |
qemu | 33876dfad64bc481f59c5e9ccf60db78624c4b93 | 1 | static void xenstore_record_dm_state(struct xs_handle *xs, const char *state)
{
char path[50];
if (xs == NULL) {
fprintf(stderr, "xenstore connection not initialized\n");
exit(1);
}
snprintf(path, sizeof (path), "/local/domain/0/device-model/%u/state", xen_domid);
if (!xs_write(xs, XBT_NULL, path, state, strlen(state))) {
fprintf(stderr, "error recording dm state\n");
exit(1);
}
}
| 18,286 |
FFmpeg | b9c8388710a06544812739eedc0a40d3451491dc | 1 | static void *ff_realloc_static(void *ptr, unsigned int size)
{
int i;
if(!ptr)
return av_mallocz_static(size);
/* Look for the old ptr */
for(i = 0; i < last_static; i++) {
if(array_static[i] == ptr) {
array_static[i] = av_realloc(array_static[i], size);
return array_static[i];
}
}
return NULL;
}
| 18,287 |
qemu | a67e128a4f40cf07abd86f92d0d3c913db2ad885 | 1 | static int vhdx_log_read_desc(BlockDriverState *bs, BDRVVHDXState *s,
VHDXLogEntries *log, VHDXLogDescEntries **buffer,
bool convert_endian)
{
int ret = 0;
uint32_t desc_sectors;
uint32_t sectors_read;
VHDXLogEntryHeader hdr;
VHDXLogDescEntries *desc_entries = NULL;
VHDXLogDescriptor desc;
int i;
assert(*buffer == NULL);
ret = vhdx_log_peek_hdr(bs, log, &hdr);
if (ret < 0) {
goto exit;
}
if (vhdx_log_hdr_is_valid(log, &hdr, s) == false) {
ret = -EINVAL;
goto exit;
}
desc_sectors = vhdx_compute_desc_sectors(hdr.descriptor_count);
desc_entries = qemu_blockalign(bs, desc_sectors * VHDX_LOG_SECTOR_SIZE);
ret = vhdx_log_read_sectors(bs, log, §ors_read, desc_entries,
desc_sectors, false);
if (ret < 0) {
goto free_and_exit;
}
if (sectors_read != desc_sectors) {
ret = -EINVAL;
goto free_and_exit;
}
/* put in proper endianness, and validate each desc */
for (i = 0; i < hdr.descriptor_count; i++) {
desc = desc_entries->desc[i];
vhdx_log_desc_le_import(&desc);
if (convert_endian) {
desc_entries->desc[i] = desc;
}
if (vhdx_log_desc_is_valid(&desc, &hdr) == false) {
ret = -EINVAL;
goto free_and_exit;
}
}
if (convert_endian) {
desc_entries->hdr = hdr;
}
*buffer = desc_entries;
goto exit;
free_and_exit:
qemu_vfree(desc_entries);
exit:
return ret;
}
| 18,288 |
qemu | 7b53f2940e3bf43ae50c929330a4837ca4da7a94 | 1 | static int irq_cpu_hotplug_init(SCLPEvent *event)
{
irq_cpu_hotplug = *qemu_allocate_irqs(trigger_signal, event, 1);
return 0;
}
| 18,289 |
FFmpeg | e494f44c051d7dccc038a603ab22532b87dd1705 | 0 | static int escape124_decode_frame(AVCodecContext *avctx,
void *data, int *got_frame,
AVPacket *avpkt)
{
int buf_size = avpkt->size;
Escape124Context *s = avctx->priv_data;
AVFrame *frame = data;
GetBitContext gb;
unsigned frame_flags, frame_size;
unsigned i;
unsigned superblock_index, cb_index = 1,
superblock_col_index = 0,
superblocks_per_row = avctx->width / 8, skip = -1;
uint16_t* old_frame_data, *new_frame_data;
unsigned old_stride, new_stride;
int ret;
if ((ret = init_get_bits8(&gb, avpkt->data, avpkt->size)) < 0)
return ret;
// This call also guards the potential depth reads for the
// codebook unpacking.
if (!can_safely_read(&gb, 64))
return -1;
frame_flags = get_bits_long(&gb, 32);
frame_size = get_bits_long(&gb, 32);
// Leave last frame unchanged
// FIXME: Is this necessary? I haven't seen it in any real samples
if (!(frame_flags & 0x114) || !(frame_flags & 0x7800000)) {
if (!s->frame.data[0])
return AVERROR_INVALIDDATA;
av_log(avctx, AV_LOG_DEBUG, "Skipping frame\n");
*got_frame = 1;
if ((ret = av_frame_ref(frame, &s->frame)) < 0)
return ret;
return frame_size;
}
for (i = 0; i < 3; i++) {
if (frame_flags & (1 << (17 + i))) {
unsigned cb_depth, cb_size;
if (i == 2) {
// This codebook can be cut off at places other than
// powers of 2, leaving some of the entries undefined.
cb_size = get_bits_long(&gb, 20);
cb_depth = av_log2(cb_size - 1) + 1;
} else {
cb_depth = get_bits(&gb, 4);
if (i == 0) {
// This is the most basic codebook: pow(2,depth) entries
// for a depth-length key
cb_size = 1 << cb_depth;
} else {
// This codebook varies per superblock
// FIXME: I don't think this handles integer overflow
// properly
cb_size = s->num_superblocks << cb_depth;
}
}
av_free(s->codebooks[i].blocks);
s->codebooks[i] = unpack_codebook(&gb, cb_depth, cb_size);
if (!s->codebooks[i].blocks)
return -1;
}
}
if ((ret = ff_get_buffer(avctx, frame, AV_GET_BUFFER_FLAG_REF)) < 0)
return ret;
new_frame_data = (uint16_t*)frame->data[0];
new_stride = frame->linesize[0] / 2;
old_frame_data = (uint16_t*)s->frame.data[0];
old_stride = s->frame.linesize[0] / 2;
for (superblock_index = 0; superblock_index < s->num_superblocks;
superblock_index++) {
MacroBlock mb;
SuperBlock sb;
unsigned multi_mask = 0;
if (skip == -1) {
// Note that this call will make us skip the rest of the blocks
// if the frame prematurely ends
skip = decode_skip_count(&gb);
}
if (skip) {
copy_superblock(new_frame_data, new_stride,
old_frame_data, old_stride);
} else {
copy_superblock(sb.pixels, 8,
old_frame_data, old_stride);
while (can_safely_read(&gb, 1) && !get_bits1(&gb)) {
unsigned mask;
mb = decode_macroblock(s, &gb, &cb_index, superblock_index);
mask = get_bits(&gb, 16);
multi_mask |= mask;
for (i = 0; i < 16; i++) {
if (mask & mask_matrix[i]) {
insert_mb_into_sb(&sb, mb, i);
}
}
}
if (can_safely_read(&gb, 1) && !get_bits1(&gb)) {
unsigned inv_mask = get_bits(&gb, 4);
for (i = 0; i < 4; i++) {
if (inv_mask & (1 << i)) {
multi_mask ^= 0xF << i*4;
} else {
multi_mask ^= get_bits(&gb, 4) << i*4;
}
}
for (i = 0; i < 16; i++) {
if (multi_mask & mask_matrix[i]) {
if (!can_safely_read(&gb, 1))
break;
mb = decode_macroblock(s, &gb, &cb_index,
superblock_index);
insert_mb_into_sb(&sb, mb, i);
}
}
} else if (frame_flags & (1 << 16)) {
while (can_safely_read(&gb, 1) && !get_bits1(&gb)) {
mb = decode_macroblock(s, &gb, &cb_index, superblock_index);
insert_mb_into_sb(&sb, mb, get_bits(&gb, 4));
}
}
copy_superblock(new_frame_data, new_stride, sb.pixels, 8);
}
superblock_col_index++;
new_frame_data += 8;
if (old_frame_data)
old_frame_data += 8;
if (superblock_col_index == superblocks_per_row) {
new_frame_data += new_stride * 8 - superblocks_per_row * 8;
if (old_frame_data)
old_frame_data += old_stride * 8 - superblocks_per_row * 8;
superblock_col_index = 0;
}
skip--;
}
av_log(avctx, AV_LOG_DEBUG,
"Escape sizes: %i, %i, %i\n",
frame_size, buf_size, get_bits_count(&gb) / 8);
av_frame_unref(&s->frame);
if ((ret = av_frame_ref(&s->frame, frame)) < 0)
return ret;
*got_frame = 1;
return frame_size;
}
| 18,291 |
FFmpeg | e2d1eace00a80c4b53998397d38ea4e08c5d47f0 | 0 | static int adx_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
AVPacket *avpkt)
{
const uint8_t *buf0 = avpkt->data;
int buf_size = avpkt->size;
ADXContext *c = avctx->priv_data;
int16_t *samples = data;
const uint8_t *buf = buf0;
int rest = buf_size;
if (!c->header_parsed) {
int hdrsize = adx_decode_header(avctx, buf, rest);
if (!hdrsize)
return -1;
c->header_parsed = 1;
buf += hdrsize;
rest -= hdrsize;
}
/* 18 bytes of data are expanded into 32*2 bytes of audio,
so guard against buffer overflows */
if (rest / 18 > *data_size / 64)
rest = (*data_size / 64) * 18;
if (c->in_temp) {
int copysize = 18 * avctx->channels - c->in_temp;
memcpy(c->dec_temp + c->in_temp, buf, copysize);
rest -= copysize;
buf += copysize;
if (avctx->channels == 1) {
adx_decode(samples, c->dec_temp, c->prev);
samples += 32;
} else {
adx_decode_stereo(samples, c->dec_temp, c->prev);
samples += 32*2;
}
}
if (avctx->channels == 1) {
while (rest >= 18) {
adx_decode(samples, buf, c->prev);
rest -= 18;
buf += 18;
samples += 32;
}
} else {
while (rest >= 18 * 2) {
adx_decode_stereo(samples, buf, c->prev);
rest -= 18 * 2;
buf += 18 * 2;
samples += 32 * 2;
}
}
c->in_temp = rest;
if (rest) {
memcpy(c->dec_temp, buf, rest);
buf += rest;
}
*data_size = (uint8_t*)samples - (uint8_t*)data;
return buf - buf0;
}
| 18,292 |
FFmpeg | b956373b6f62bfc72b71070b50f1f053225cab8a | 1 | static int vc1_decode_i_block_adv(VC1Context *v, DCTELEM block[64], int n, int coded, int codingset, int mquant)
{
GetBitContext *gb = &v->s.gb;
MpegEncContext *s = &v->s;
int dc_pred_dir = 0; /* Direction of the DC prediction used */
int run_diff, i;
int16_t *dc_val;
int16_t *ac_val, *ac_val2;
int dcdiff;
int a_avail = v->a_avail, c_avail = v->c_avail;
int use_pred = s->ac_pred;
int scale;
int q1, q2 = 0;
int mb_pos = s->mb_x + s->mb_y * s->mb_stride;
/* Get DC differential */
if (n < 4) {
dcdiff = get_vlc2(&s->gb, ff_msmp4_dc_luma_vlc[s->dc_table_index].table, DC_VLC_BITS, 3);
} else {
dcdiff = get_vlc2(&s->gb, ff_msmp4_dc_chroma_vlc[s->dc_table_index].table, DC_VLC_BITS, 3);
}
if (dcdiff < 0){
av_log(s->avctx, AV_LOG_ERROR, "Illegal DC VLC\n");
return -1;
}
if (dcdiff)
{
if (dcdiff == 119 /* ESC index value */)
{
/* TODO: Optimize */
if (mquant == 1) dcdiff = get_bits(gb, 10);
else if (mquant == 2) dcdiff = get_bits(gb, 9);
else dcdiff = get_bits(gb, 8);
}
else
{
if (mquant == 1)
dcdiff = (dcdiff<<2) + get_bits(gb, 2) - 3;
else if (mquant == 2)
dcdiff = (dcdiff<<1) + get_bits(gb, 1) - 1;
}
if (get_bits(gb, 1))
dcdiff = -dcdiff;
}
/* Prediction */
dcdiff += vc1_pred_dc(&v->s, v->overlap, mquant, n, v->a_avail, v->c_avail, &dc_val, &dc_pred_dir);
*dc_val = dcdiff;
/* Store the quantized DC coeff, used for prediction */
if (n < 4) {
block[0] = dcdiff * s->y_dc_scale;
} else {
block[0] = dcdiff * s->c_dc_scale;
}
/* Skip ? */
run_diff = 0;
i = 0;
//AC Decoding
i = 1;
/* check if AC is needed at all and adjust direction if needed */
if(!a_avail) dc_pred_dir = 1;
if(!c_avail) dc_pred_dir = 0;
if(!a_avail && !c_avail) use_pred = 0;
ac_val = s->ac_val[0][0] + s->block_index[n] * 16;
ac_val2 = ac_val;
scale = mquant * 2 + v->halfpq;
if(dc_pred_dir) //left
ac_val -= 16;
else //top
ac_val -= 16 * s->block_wrap[n];
q1 = s->current_picture.qscale_table[mb_pos];
if(dc_pred_dir && c_avail) q2 = s->current_picture.qscale_table[mb_pos - 1];
if(!dc_pred_dir && a_avail) q2 = s->current_picture.qscale_table[mb_pos - s->mb_stride];
if(n && n<4) q2 = q1;
if(coded) {
int last = 0, skip, value;
const int8_t *zz_table;
int k;
if(v->s.ac_pred) {
if(!dc_pred_dir)
zz_table = vc1_horizontal_zz;
else
zz_table = vc1_vertical_zz;
} else
zz_table = vc1_normal_zz;
while (!last) {
vc1_decode_ac_coeff(v, &last, &skip, &value, codingset);
i += skip;
if(i > 63)
break;
block[zz_table[i++]] = value;
}
/* apply AC prediction if needed */
if(use_pred) {
/* scale predictors if needed*/
if(q2 && q1!=q2) {
q1 = q1 * 2 + ((q1 == v->pq) ? v->halfpq : 0) - 1;
q2 = q2 * 2 + ((q2 == v->pq) ? v->halfpq : 0) - 1;
if(dc_pred_dir) { //left
for(k = 1; k < 8; k++)
block[k << 3] += (ac_val[k] * q2 * vc1_dqscale[q1 - 1] + 0x20000) >> 18;
} else { //top
for(k = 1; k < 8; k++)
block[k] += (ac_val[k + 8] * q2 * vc1_dqscale[q1 - 1] + 0x20000) >> 18;
}
} else {
if(dc_pred_dir) { //left
for(k = 1; k < 8; k++)
block[k << 3] += ac_val[k];
} else { //top
for(k = 1; k < 8; k++)
block[k] += ac_val[k + 8];
}
}
}
/* save AC coeffs for further prediction */
for(k = 1; k < 8; k++) {
ac_val2[k] = block[k << 3];
ac_val2[k + 8] = block[k];
}
/* scale AC coeffs */
for(k = 1; k < 64; k++)
if(block[k]) {
block[k] *= scale;
if(!v->pquantizer)
block[k] += (block[k] < 0) ? -mquant : mquant;
}
if(use_pred) i = 63;
} else { // no AC coeffs
int k;
memset(ac_val2, 0, 16 * 2);
if(dc_pred_dir) {//left
if(use_pred) {
memcpy(ac_val2, ac_val, 8 * 2);
if(q2 && q1!=q2) {
q1 = q1 * 2 + ((q1 == v->pq) ? v->halfpq : 0) - 1;
q2 = q2 * 2 + ((q2 == v->pq) ? v->halfpq : 0) - 1;
for(k = 1; k < 8; k++)
ac_val2[k] = (ac_val2[k] * q2 * vc1_dqscale[q1 - 1] + 0x20000) >> 18;
}
}
} else {//top
if(use_pred) {
memcpy(ac_val2 + 8, ac_val + 8, 8 * 2);
if(q2 && q1!=q2) {
q1 = q1 * 2 + ((q1 == v->pq) ? v->halfpq : 0) - 1;
q2 = q2 * 2 + ((q2 == v->pq) ? v->halfpq : 0) - 1;
for(k = 1; k < 8; k++)
ac_val2[k + 8] = (ac_val2[k + 8] * q2 * vc1_dqscale[q1 - 1] + 0x20000) >> 18;
}
}
}
/* apply AC prediction if needed */
if(use_pred) {
if(dc_pred_dir) { //left
for(k = 1; k < 8; k++) {
block[k << 3] = ac_val2[k] * scale;
if(!v->pquantizer && block[k << 3])
block[k << 3] += (block[k << 3] < 0) ? -mquant : mquant;
}
} else { //top
for(k = 1; k < 8; k++) {
block[k] = ac_val2[k + 8] * scale;
if(!v->pquantizer && block[k])
block[k] += (block[k] < 0) ? -mquant : mquant;
}
}
i = 63;
}
}
s->block_last_index[n] = i;
return 0;
}
| 18,293 |
qemu | f24423bd902bce29bc546cf8d030bfa369726ab1 | 1 | int qcow2_alloc_clusters_at(BlockDriverState *bs, uint64_t offset,
int nb_clusters)
{
BDRVQcowState *s = bs->opaque;
uint64_t cluster_index;
uint64_t old_free_cluster_index;
int i, refcount, ret;
/* Check how many clusters there are free */
cluster_index = offset >> s->cluster_bits;
for(i = 0; i < nb_clusters; i++) {
refcount = get_refcount(bs, cluster_index++);
if (refcount < 0) {
return refcount;
} else if (refcount != 0) {
break;
}
}
/* And then allocate them */
ret = update_refcount(bs, offset, i << s->cluster_bits, 1);
if (ret < 0) {
return ret;
}
return i;
} | 18,294 |
FFmpeg | 8acab7ae5bbcb589c556425453ac3d851d35021f | 1 | static void oledate_to_iso8601(char *buf, int buf_size, int64_t value)
{
time_t t = 631112400LL + 86400*av_int2dbl(value);
strftime(buf, buf_size, "%Y-%m-%d %H:%M:%S", gmtime(&t));
}
| 18,295 |
qemu | 31ccdde298d98b08526dc23059071c9086dec6c2 | 1 | const char *get_register_name_32(unsigned int reg)
{
if (reg > CPU_NB_REGS32) {
return NULL;
}
return x86_reg_info_32[reg].name;
}
| 18,296 |
qemu | 187337f8b0ec0813dd3876d1efe37d415fb81c2e | 1 | struct pxa2xx_state_s *pxa255_init(unsigned int sdram_size,
DisplayState *ds)
{
struct pxa2xx_state_s *s;
struct pxa2xx_ssp_s *ssp;
int iomemtype, i;
s = (struct pxa2xx_state_s *) qemu_mallocz(sizeof(struct pxa2xx_state_s));
s->env = cpu_init();
cpu_arm_set_model(s->env, "pxa255");
register_savevm("cpu", 0, 0, cpu_save, cpu_load, s->env);
/* SDRAM & Internal Memory Storage */
cpu_register_physical_memory(PXA2XX_SDRAM_BASE, sdram_size,
qemu_ram_alloc(sdram_size) | IO_MEM_RAM);
cpu_register_physical_memory(PXA2XX_INTERNAL_BASE, PXA2XX_INTERNAL_SIZE,
qemu_ram_alloc(PXA2XX_INTERNAL_SIZE) | IO_MEM_RAM);
s->pic = pxa2xx_pic_init(0x40d00000, s->env);
s->dma = pxa255_dma_init(0x40000000, s->pic[PXA2XX_PIC_DMA]);
pxa25x_timer_init(0x40a00000, &s->pic[PXA2XX_PIC_OST_0]);
s->gpio = pxa2xx_gpio_init(0x40e00000, s->env, s->pic, 85);
s->mmc = pxa2xx_mmci_init(0x41100000, s->pic[PXA2XX_PIC_MMC], s->dma);
for (i = 0; pxa255_serial[i].io_base; i ++)
if (serial_hds[i])
serial_mm_init(pxa255_serial[i].io_base, 2,
s->pic[pxa255_serial[i].irqn], serial_hds[i], 1);
else
break;
if (serial_hds[i])
s->fir = pxa2xx_fir_init(0x40800000, s->pic[PXA2XX_PIC_ICP],
s->dma, serial_hds[i]);
if (ds)
s->lcd = pxa2xx_lcdc_init(0x44000000, s->pic[PXA2XX_PIC_LCD], ds);
s->cm_base = 0x41300000;
s->cm_regs[CCCR >> 4] = 0x02000210; /* 416.0 MHz */
s->clkcfg = 0x00000009; /* Turbo mode active */
iomemtype = cpu_register_io_memory(0, pxa2xx_cm_readfn,
pxa2xx_cm_writefn, s);
cpu_register_physical_memory(s->cm_base, 0xfff, iomemtype);
register_savevm("pxa2xx_cm", 0, 0, pxa2xx_cm_save, pxa2xx_cm_load, s);
cpu_arm_set_cp_io(s->env, 14, pxa2xx_cp14_read, pxa2xx_cp14_write, s);
s->mm_base = 0x48000000;
s->mm_regs[MDMRS >> 2] = 0x00020002;
s->mm_regs[MDREFR >> 2] = 0x03ca4000;
s->mm_regs[MECR >> 2] = 0x00000001; /* Two PC Card sockets */
iomemtype = cpu_register_io_memory(0, pxa2xx_mm_readfn,
pxa2xx_mm_writefn, s);
cpu_register_physical_memory(s->mm_base, 0xfff, iomemtype);
register_savevm("pxa2xx_mm", 0, 0, pxa2xx_mm_save, pxa2xx_mm_load, s);
s->pm_base = 0x40f00000;
iomemtype = cpu_register_io_memory(0, pxa2xx_pm_readfn,
pxa2xx_pm_writefn, s);
cpu_register_physical_memory(s->pm_base, 0xff, iomemtype);
register_savevm("pxa2xx_pm", 0, 0, pxa2xx_pm_save, pxa2xx_pm_load, s);
for (i = 0; pxa255_ssp[i].io_base; i ++);
s->ssp = (struct pxa2xx_ssp_s **)
qemu_mallocz(sizeof(struct pxa2xx_ssp_s *) * i);
ssp = (struct pxa2xx_ssp_s *)
qemu_mallocz(sizeof(struct pxa2xx_ssp_s) * i);
for (i = 0; pxa255_ssp[i].io_base; i ++) {
s->ssp[i] = &ssp[i];
ssp[i].base = pxa255_ssp[i].io_base;
ssp[i].irq = s->pic[pxa255_ssp[i].irqn];
iomemtype = cpu_register_io_memory(0, pxa2xx_ssp_readfn,
pxa2xx_ssp_writefn, &ssp[i]);
cpu_register_physical_memory(ssp[i].base, 0xfff, iomemtype);
register_savevm("pxa2xx_ssp", i, 0,
pxa2xx_ssp_save, pxa2xx_ssp_load, s);
}
if (usb_enabled) {
usb_ohci_init_pxa(0x4c000000, 3, -1, s->pic[PXA2XX_PIC_USBH1]);
}
s->pcmcia[0] = pxa2xx_pcmcia_init(0x20000000);
s->pcmcia[1] = pxa2xx_pcmcia_init(0x30000000);
s->rtc_base = 0x40900000;
iomemtype = cpu_register_io_memory(0, pxa2xx_rtc_readfn,
pxa2xx_rtc_writefn, s);
cpu_register_physical_memory(s->rtc_base, 0xfff, iomemtype);
pxa2xx_rtc_init(s);
register_savevm("pxa2xx_rtc", 0, 0, pxa2xx_rtc_save, pxa2xx_rtc_load, s);
s->i2c[0] = pxa2xx_i2c_init(0x40301600, s->pic[PXA2XX_PIC_I2C], 0xffff);
s->i2c[1] = pxa2xx_i2c_init(0x40f00100, s->pic[PXA2XX_PIC_PWRI2C], 0xff);
s->i2s = pxa2xx_i2s_init(0x40400000, s->pic[PXA2XX_PIC_I2S], s->dma);
/* GPIO1 resets the processor */
/* The handler can be overriden by board-specific code */
pxa2xx_gpio_handler_set(s->gpio, 1, pxa2xx_reset, s);
return s;
}
| 18,297 |
FFmpeg | af122d6a80686d9c786b4b46213ef1f5a9699b3e | 0 | int av_read_packet(AVFormatContext *s, AVPacket *pkt)
{
int ret, i;
AVStream *st;
for(;;){
AVPacketList *pktl = s->raw_packet_buffer;
if (pktl) {
*pkt = pktl->pkt;
if(s->streams[pkt->stream_index]->codec->codec_id != CODEC_ID_PROBE ||
!s->streams[pkt->stream_index]->probe_packets){
s->raw_packet_buffer = pktl->next;
av_free(pktl);
return 0;
}
}
av_init_packet(pkt);
ret= s->iformat->read_packet(s, pkt);
if (ret < 0) {
if (!pktl || ret == AVERROR(EAGAIN))
return ret;
for (i = 0; i < s->nb_streams; i++)
s->streams[i]->probe_packets = 0;
continue;
}
st= s->streams[pkt->stream_index];
switch(st->codec->codec_type){
case CODEC_TYPE_VIDEO:
if(s->video_codec_id) st->codec->codec_id= s->video_codec_id;
break;
case CODEC_TYPE_AUDIO:
if(s->audio_codec_id) st->codec->codec_id= s->audio_codec_id;
break;
case CODEC_TYPE_SUBTITLE:
if(s->subtitle_codec_id)st->codec->codec_id= s->subtitle_codec_id;
break;
}
if(!pktl && (st->codec->codec_id != CODEC_ID_PROBE ||
!st->probe_packets))
return ret;
add_to_pktbuf(&s->raw_packet_buffer, pkt, &s->raw_packet_buffer_end);
if(st->codec->codec_id == CODEC_ID_PROBE){
AVProbeData *pd = &st->probe_data;
--st->probe_packets;
pd->buf = av_realloc(pd->buf, pd->buf_size+pkt->size+AVPROBE_PADDING_SIZE);
memcpy(pd->buf+pd->buf_size, pkt->data, pkt->size);
pd->buf_size += pkt->size;
memset(pd->buf+pd->buf_size, 0, AVPROBE_PADDING_SIZE);
if(av_log2(pd->buf_size) != av_log2(pd->buf_size - pkt->size)){
set_codec_from_probe_data(st, pd, 1);
if(st->codec->codec_id != CODEC_ID_PROBE){
pd->buf_size=0;
av_freep(&pd->buf);
}
}
}
}
}
| 18,299 |
qemu | d6268348493f32ecc096caa637620757472a1196 | 1 | void nbd_export_close(NBDExport *exp)
{
NBDClient *client, *next;
nbd_export_get(exp);
QTAILQ_FOREACH_SAFE(client, &exp->clients, next, next) {
client_close(client);
}
nbd_export_set_name(exp, NULL);
nbd_export_put(exp);
if (exp->blk) {
blk_remove_aio_context_notifier(exp->blk, blk_aio_attached,
blk_aio_detach, exp);
blk_unref(exp->blk);
exp->blk = NULL;
}
}
| 18,301 |
qemu | 2362a28ea11c145e1a13ae79342d76dc118a72a6 | 1 | void iothread_stop(IOThread *iothread)
{
if (!iothread->ctx || iothread->stopping) {
return;
}
iothread->stopping = true;
aio_notify(iothread->ctx);
if (atomic_read(&iothread->main_loop)) {
g_main_loop_quit(iothread->main_loop);
}
qemu_thread_join(&iothread->thread);
}
| 18,302 |
qemu | 1e9981465f05a0f103d7e09afd975c9c0ff6d132 | 1 | void qmp_stop(Error **errp)
{
vm_stop(RUN_STATE_PAUSED);
}
| 18,303 |
FFmpeg | 29ba091136a5e04574f7bfc1b17536c923958f6f | 0 | const char *postproc_configuration(void)
{
return FFMPEG_CONFIGURATION;
}
| 18,305 |
FFmpeg | f929ab0569ff31ed5a59b0b0adb7ce09df3fca39 | 0 | static void qdm2_decode_fft_packets(QDM2Context *q)
{
int i, j, min, max, value, type, unknown_flag;
GetBitContext gb;
if (q->sub_packet_list_B[0].packet == NULL)
return;
/* reset minimum indexes for FFT coefficients */
q->fft_coefs_index = 0;
for (i = 0; i < 5; i++)
q->fft_coefs_min_index[i] = -1;
/* process subpackets ordered by type, largest type first */
for (i = 0, max = 256; i < q->sub_packets_B; i++) {
QDM2SubPacket *packet = NULL;
/* find subpacket with largest type less than max */
for (j = 0, min = 0; j < q->sub_packets_B; j++) {
value = q->sub_packet_list_B[j].packet->type;
if (value > min && value < max) {
min = value;
packet = q->sub_packet_list_B[j].packet;
}
}
max = min;
/* check for errors (?) */
if (!packet)
return;
if (i == 0 &&
(packet->type < 16 || packet->type >= 48 ||
fft_subpackets[packet->type - 16]))
return;
/* decode FFT tones */
init_get_bits(&gb, packet->data, packet->size * 8);
if (packet->type >= 32 && packet->type < 48 && !fft_subpackets[packet->type - 16])
unknown_flag = 1;
else
unknown_flag = 0;
type = packet->type;
if ((type >= 17 && type < 24) || (type >= 33 && type < 40)) {
int duration = q->sub_sampling + 5 - (type & 15);
if (duration >= 0 && duration < 4)
qdm2_fft_decode_tones(q, duration, &gb, unknown_flag);
} else if (type == 31) {
for (j = 0; j < 4; j++)
qdm2_fft_decode_tones(q, j, &gb, unknown_flag);
} else if (type == 46) {
for (j = 0; j < 6; j++)
q->fft_level_exp[j] = get_bits(&gb, 6);
for (j = 0; j < 4; j++)
qdm2_fft_decode_tones(q, j, &gb, unknown_flag);
}
} // Loop on B packets
/* calculate maximum indexes for FFT coefficients */
for (i = 0, j = -1; i < 5; i++)
if (q->fft_coefs_min_index[i] >= 0) {
if (j >= 0)
q->fft_coefs_max_index[j] = q->fft_coefs_min_index[i];
j = i;
}
if (j >= 0)
q->fft_coefs_max_index[j] = q->fft_coefs_index;
}
| 18,306 |
FFmpeg | 1181d93231e9b807965724587d363c1cfd5a1d0d | 0 | void ff_avg_h264_qpel16_mc22_msa(uint8_t *dst, const uint8_t *src,
ptrdiff_t stride)
{
avc_luma_mid_and_aver_dst_16x16_msa(src - (2 * stride) - 2,
stride, dst, stride);
}
| 18,307 |
FFmpeg | 0699dbb8478886826dedb1c33a0b74142a1cd863 | 0 | int avfilter_open(AVFilterContext **filter_ctx, AVFilter *filter, const char *inst_name)
{
AVFilterContext *ret;
*filter_ctx = NULL;
if (!filter)
return AVERROR(EINVAL);
ret = av_mallocz(sizeof(AVFilterContext));
ret->av_class = &avfilter_class;
ret->filter = filter;
ret->name = inst_name ? av_strdup(inst_name) : NULL;
if (filter->priv_size)
ret->priv = av_mallocz(filter->priv_size);
ret->input_count = pad_count(filter->inputs);
if (ret->input_count) {
ret->input_pads = av_malloc(sizeof(AVFilterPad) * ret->input_count);
memcpy(ret->input_pads, filter->inputs, sizeof(AVFilterPad) * ret->input_count);
ret->inputs = av_mallocz(sizeof(AVFilterLink*) * ret->input_count);
}
ret->output_count = pad_count(filter->outputs);
if (ret->output_count) {
ret->output_pads = av_malloc(sizeof(AVFilterPad) * ret->output_count);
memcpy(ret->output_pads, filter->outputs, sizeof(AVFilterPad) * ret->output_count);
ret->outputs = av_mallocz(sizeof(AVFilterLink*) * ret->output_count);
}
*filter_ctx = ret;
return 0;
}
| 18,308 |
qemu | dc491fead04a92a612df93b85b0ebf9dcc3f6684 | 1 | static void test_panic(void)
{
uint8_t val;
QDict *response, *data;
val = inb(0x505);
g_assert_cmpuint(val, ==, 1);
outb(0x505, 0x1);
response = qmp_receive();
g_assert(qdict_haskey(response, "event"));
g_assert_cmpstr(qdict_get_str(response, "event"), ==, "GUEST_PANICKED");
g_assert(qdict_haskey(response, "data"));
data = qdict_get_qdict(response, "data");
g_assert(qdict_haskey(data, "action"));
g_assert_cmpstr(qdict_get_str(data, "action"), ==, "pause");
} | 18,309 |
qemu | c5a49c63fa26e8825ad101dfe86339ae4c216539 | 1 | static void spr_write_decr(DisasContext *ctx, int sprn, int gprn)
{
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_start();
}
gen_helper_store_decr(cpu_env, cpu_gpr[gprn]);
if (ctx->tb->cflags & CF_USE_ICOUNT) {
gen_io_end();
gen_stop_exception(ctx);
}
}
| 18,310 |
qemu | d9bce9d99f4656ae0b0127f7472db9067b8f84ab | 1 | PPC_OP(b_T1)
{
regs->nip = T1 & ~3;
RETURN();
}
| 18,312 |
FFmpeg | e45226adc46e513a1bb39ec2b09fb7c77515ab14 | 1 | static int make_cdt15_entry(int p1, int p2, int16_t *cdt)
{
int r, b, lo;
b = cdt[p2];
r = cdt[p1] * 1024;
lo = b + r;
return (lo + (lo * (1 << 16))) * 2;
}
| 18,313 |
FFmpeg | e9a32230c3e05deff257cbfa1e5e3d86dc0e94e6 | 1 | static int ogg_build_flac_headers(AVCodecContext *avctx,
OGGStreamContext *oggstream, int bitexact)
{
const char *vendor = bitexact ? "ffmpeg" : LIBAVFORMAT_IDENT;
enum FLACExtradataFormat format;
uint8_t *streaminfo;
uint8_t *p;
if (!ff_flac_is_extradata_valid(avctx, &format, &streaminfo))
return -1;
oggstream->header_len[0] = 51;
oggstream->header[0] = av_mallocz(51); // per ogg flac specs
p = oggstream->header[0];
bytestream_put_byte(&p, 0x7F);
bytestream_put_buffer(&p, "FLAC", 4);
bytestream_put_byte(&p, 1); // major version
bytestream_put_byte(&p, 0); // minor version
bytestream_put_be16(&p, 1); // headers packets without this one
bytestream_put_buffer(&p, "fLaC", 4);
bytestream_put_byte(&p, 0x00); // streaminfo
bytestream_put_be24(&p, 34);
bytestream_put_buffer(&p, streaminfo, FLAC_STREAMINFO_SIZE);
oggstream->header_len[1] = 1+3+4+strlen(vendor)+4;
oggstream->header[1] = av_mallocz(oggstream->header_len[1]);
p = oggstream->header[1];
bytestream_put_byte(&p, 0x84); // last metadata block and vorbis comment
bytestream_put_be24(&p, oggstream->header_len[1] - 4);
bytestream_put_le32(&p, strlen(vendor));
bytestream_put_buffer(&p, vendor, strlen(vendor));
bytestream_put_le32(&p, 0); // user comment list length
return 0;
} | 18,314 |
qemu | 645c9496f7083c105ecd32f32532496af6aadf62 | 1 | void qmp_netdev_del(const char *id, Error **errp)
{
NetClientState *nc;
nc = qemu_find_netdev(id);
if (!nc) {
error_set(errp, QERR_DEVICE_NOT_FOUND, id);
return;
}
qemu_del_net_client(nc);
qemu_opts_del(qemu_opts_find(qemu_find_opts_err("netdev", errp), id));
}
| 18,315 |
qemu | f68945d42bab700d95b87f62e0898606ce2421ed | 1 | int qemu_savevm_state_iterate(QEMUFile *f)
{
SaveStateEntry *se;
int ret = 1;
trace_savevm_state_iterate();
QTAILQ_FOREACH(se, &savevm_state.handlers, entry) {
if (!se->ops || !se->ops->save_live_iterate) {
continue;
}
if (se->ops && se->ops->is_active) {
if (!se->ops->is_active(se->opaque)) {
continue;
}
}
if (qemu_file_rate_limit(f)) {
return 0;
}
trace_savevm_section_start(se->idstr, se->section_id);
save_section_header(f, se, QEMU_VM_SECTION_PART);
ret = se->ops->save_live_iterate(f, se->opaque);
trace_savevm_section_end(se->idstr, se->section_id, ret);
if (ret < 0) {
qemu_file_set_error(f, ret);
}
if (ret <= 0) {
/* Do not proceed to the next vmstate before this one reported
completion of the current stage. This serializes the migration
and reduces the probability that a faster changing state is
synchronized over and over again. */
break;
}
}
return ret;
} | 18,316 |
FFmpeg | e751481cd82d610cf93c6104a41396bd6338d073 | 1 | yuv2rgba64_2_c_template(SwsContext *c, const int32_t *buf[2],
const int32_t *ubuf[2], const int32_t *vbuf[2],
const int32_t *abuf[2], uint16_t *dest, int dstW,
int yalpha, int uvalpha, int y,
enum AVPixelFormat target, int hasAlpha)
{
const int32_t *buf0 = buf[0], *buf1 = buf[1],
*ubuf0 = ubuf[0], *ubuf1 = ubuf[1],
*vbuf0 = vbuf[0], *vbuf1 = vbuf[1],
*abuf0 = hasAlpha ? abuf[0] : NULL,
*abuf1 = hasAlpha ? abuf[1] : NULL;
int yalpha1 = 4096 - yalpha;
int uvalpha1 = 4096 - uvalpha;
int i;
for (i = 0; i < ((dstW + 1) >> 1); i++) {
int Y1 = (buf0[i * 2] * yalpha1 + buf1[i * 2] * yalpha) >> 14;
int Y2 = (buf0[i * 2 + 1] * yalpha1 + buf1[i * 2 + 1] * yalpha) >> 14;
int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha + (-128 << 23)) >> 14;
int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha + (-128 << 23)) >> 14;
int A1, A2;
int R, G, B;
Y1 -= c->yuv2rgb_y_offset;
Y2 -= c->yuv2rgb_y_offset;
Y1 *= c->yuv2rgb_y_coeff;
Y2 *= c->yuv2rgb_y_coeff;
Y1 += 1 << 13;
Y2 += 1 << 13;
R = V * c->yuv2rgb_v2r_coeff;
G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff;
B = U * c->yuv2rgb_u2b_coeff;
if (hasAlpha) {
A1 = (abuf0[i * 2 ] * yalpha1 + abuf1[i * 2 ] * yalpha) >> 1;
A2 = (abuf0[i * 2 + 1] * yalpha1 + abuf1[i * 2 + 1] * yalpha) >> 1;
A1 += 1 << 13;
A2 += 1 << 13;
}
output_pixel(&dest[0], av_clip_uintp2(B_R + Y1, 30) >> 14);
output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14);
output_pixel(&dest[2], av_clip_uintp2(R_B + Y1, 30) >> 14);
output_pixel(&dest[3], av_clip_uintp2(A1 , 30) >> 14);
output_pixel(&dest[4], av_clip_uintp2(B_R + Y2, 30) >> 14);
output_pixel(&dest[5], av_clip_uintp2( G + Y2, 30) >> 14);
output_pixel(&dest[6], av_clip_uintp2(R_B + Y2, 30) >> 14);
output_pixel(&dest[7], av_clip_uintp2(A2 , 30) >> 14);
dest += 8;
}
}
| 18,317 |
FFmpeg | e46ab997506e8aa84344c29553ebacca7993904c | 1 | static int ogg_restore(AVFormatContext *s)
{
struct ogg *ogg = s->priv_data;
AVIOContext *bc = s->pb;
struct ogg_state *ost = ogg->state;
int i, err;
if (!ost)
return 0;
ogg->state = ost->next;
for (i = 0; i < ogg->nstreams; i++)
av_freep(&ogg->streams[i].buf);
avio_seek(bc, ost->pos, SEEK_SET);
ogg->page_pos = -1;
ogg->curidx = ost->curidx;
ogg->nstreams = ost->nstreams;
if ((err = av_reallocp_array(&ogg->streams, ogg->nstreams,
sizeof(*ogg->streams))) < 0) {
ogg->nstreams = 0;
return err;
} else
memcpy(ogg->streams, ost->streams,
ost->nstreams * sizeof(*ogg->streams));
av_free(ost);
return 0;
}
| 18,318 |
FFmpeg | 5cddfc53570fe10fa7fe6d0f166f6f0e090466f6 | 1 | static int commit_bitstream_and_slice_buffer(AVCodecContext *avctx,
DECODER_BUFFER_DESC *bs,
DECODER_BUFFER_DESC *sc)
{
const H264Context *h = avctx->priv_data;
const unsigned mb_count = h->mb_width * h->mb_height;
AVDXVAContext *ctx = avctx->hwaccel_context;
const H264Picture *current_picture = h->cur_pic_ptr;
struct dxva2_picture_context *ctx_pic = current_picture->hwaccel_picture_private;
DXVA_Slice_H264_Short *slice = NULL;
void *dxva_data_ptr;
uint8_t *dxva_data, *current, *end;
unsigned dxva_size;
void *slice_data;
unsigned slice_size;
unsigned padding;
unsigned i;
unsigned type;
/* Create an annex B bitstream buffer with only slice NAL and finalize slice */
#if CONFIG_D3D11VA
if (avctx->pix_fmt == AV_PIX_FMT_D3D11VA_VLD) {
type = D3D11_VIDEO_DECODER_BUFFER_BITSTREAM;
if (FAILED(ID3D11VideoContext_GetDecoderBuffer(D3D11VA_CONTEXT(ctx)->video_context,
D3D11VA_CONTEXT(ctx)->decoder,
type,
&dxva_size, &dxva_data_ptr)))
return -1;
}
#endif
#if CONFIG_DXVA2
if (avctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD) {
type = DXVA2_BitStreamDateBufferType;
if (FAILED(IDirectXVideoDecoder_GetBuffer(DXVA2_CONTEXT(ctx)->decoder,
type,
&dxva_data_ptr, &dxva_size)))
return -1;
}
#endif
dxva_data = dxva_data_ptr;
current = dxva_data;
end = dxva_data + dxva_size;
for (i = 0; i < ctx_pic->slice_count; i++) {
static const uint8_t start_code[] = { 0, 0, 1 };
static const unsigned start_code_size = sizeof(start_code);
unsigned position, size;
assert(offsetof(DXVA_Slice_H264_Short, BSNALunitDataLocation) ==
offsetof(DXVA_Slice_H264_Long, BSNALunitDataLocation));
assert(offsetof(DXVA_Slice_H264_Short, SliceBytesInBuffer) ==
offsetof(DXVA_Slice_H264_Long, SliceBytesInBuffer));
if (is_slice_short(avctx, ctx))
slice = &ctx_pic->slice_short[i];
else
slice = (DXVA_Slice_H264_Short*)&ctx_pic->slice_long[i];
position = slice->BSNALunitDataLocation;
size = slice->SliceBytesInBuffer;
if (start_code_size + size > end - current) {
av_log(avctx, AV_LOG_ERROR, "Failed to build bitstream");
break;
}
slice->BSNALunitDataLocation = current - dxva_data;
slice->SliceBytesInBuffer = start_code_size + size;
if (!is_slice_short(avctx, ctx)) {
DXVA_Slice_H264_Long *slice_long = (DXVA_Slice_H264_Long*)slice;
if (i < ctx_pic->slice_count - 1)
slice_long->NumMbsForSlice =
slice_long[1].first_mb_in_slice - slice_long[0].first_mb_in_slice;
else
slice_long->NumMbsForSlice = mb_count - slice_long->first_mb_in_slice;
}
memcpy(current, start_code, start_code_size);
current += start_code_size;
memcpy(current, &ctx_pic->bitstream[position], size);
current += size;
}
padding = FFMIN(128 - ((current - dxva_data) & 127), end - current);
if (slice && padding > 0) {
memset(current, 0, padding);
current += padding;
slice->SliceBytesInBuffer += padding;
}
#if CONFIG_D3D11VA
if (avctx->pix_fmt == AV_PIX_FMT_D3D11VA_VLD)
if (FAILED(ID3D11VideoContext_ReleaseDecoderBuffer(D3D11VA_CONTEXT(ctx)->video_context, D3D11VA_CONTEXT(ctx)->decoder, type)))
return -1;
#endif
#if CONFIG_DXVA2
if (avctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD)
if (FAILED(IDirectXVideoDecoder_ReleaseBuffer(DXVA2_CONTEXT(ctx)->decoder, type)))
return -1;
#endif
if (i < ctx_pic->slice_count)
return -1;
#if CONFIG_D3D11VA
if (avctx->pix_fmt == AV_PIX_FMT_D3D11VA_VLD) {
D3D11_VIDEO_DECODER_BUFFER_DESC *dsc11 = bs;
memset(dsc11, 0, sizeof(*dsc11));
dsc11->BufferType = type;
dsc11->DataSize = current - dxva_data;
dsc11->NumMBsInBuffer = mb_count;
type = D3D11_VIDEO_DECODER_BUFFER_SLICE_CONTROL;
}
#endif
#if CONFIG_DXVA2
if (avctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD) {
DXVA2_DecodeBufferDesc *dsc2 = bs;
memset(dsc2, 0, sizeof(*dsc2));
dsc2->CompressedBufferType = type;
dsc2->DataSize = current - dxva_data;
dsc2->NumMBsInBuffer = mb_count;
type = DXVA2_SliceControlBufferType;
}
#endif
if (is_slice_short(avctx, ctx)) {
slice_data = ctx_pic->slice_short;
slice_size = ctx_pic->slice_count * sizeof(*ctx_pic->slice_short);
} else {
slice_data = ctx_pic->slice_long;
slice_size = ctx_pic->slice_count * sizeof(*ctx_pic->slice_long);
}
assert((bs->DataSize & 127) == 0);
return ff_dxva2_commit_buffer(avctx, ctx, sc,
type,
slice_data, slice_size, mb_count);
}
| 18,319 |
FFmpeg | 7d196f2a5a48faf25fd904b33b1fd239daae9840 | 0 | static int qtrle_decode_frame(AVCodecContext *avctx,
void *data, int *got_frame,
AVPacket *avpkt)
{
QtrleContext *s = avctx->priv_data;
int header, start_line;
int height, row_ptr;
int has_palette = 0;
int ret;
bytestream2_init(&s->g, avpkt->data, avpkt->size);
if ((ret = ff_reget_buffer(avctx, s->frame)) < 0)
return ret;
/* check if this frame is even supposed to change */
if (avpkt->size < 8)
goto done;
/* start after the chunk size */
bytestream2_seek(&s->g, 4, SEEK_SET);
/* fetch the header */
header = bytestream2_get_be16(&s->g);
/* if a header is present, fetch additional decoding parameters */
if (header & 0x0008) {
if (avpkt->size < 14)
goto done;
start_line = bytestream2_get_be16(&s->g);
bytestream2_skip(&s->g, 2);
height = bytestream2_get_be16(&s->g);
bytestream2_skip(&s->g, 2);
if (height > s->avctx->height - start_line)
goto done;
} else {
start_line = 0;
height = s->avctx->height;
}
row_ptr = s->frame->linesize[0] * start_line;
switch (avctx->bits_per_coded_sample) {
case 1:
case 33:
qtrle_decode_1bpp(s, row_ptr, height);
has_palette = 1;
break;
case 2:
case 34:
qtrle_decode_2n4bpp(s, row_ptr, height, 2);
has_palette = 1;
break;
case 4:
case 36:
qtrle_decode_2n4bpp(s, row_ptr, height, 4);
has_palette = 1;
break;
case 8:
case 40:
qtrle_decode_8bpp(s, row_ptr, height);
has_palette = 1;
break;
case 16:
qtrle_decode_16bpp(s, row_ptr, height);
break;
case 24:
qtrle_decode_24bpp(s, row_ptr, height);
break;
case 32:
qtrle_decode_32bpp(s, row_ptr, height);
break;
default:
av_log (s->avctx, AV_LOG_ERROR, "Unsupported colorspace: %d bits/sample?\n",
avctx->bits_per_coded_sample);
break;
}
if(has_palette) {
const uint8_t *pal = av_packet_get_side_data(avpkt, AV_PKT_DATA_PALETTE, NULL);
if (pal) {
s->frame->palette_has_changed = 1;
memcpy(s->pal, pal, AVPALETTE_SIZE);
}
/* make the palette available on the way out */
memcpy(s->frame->data[1], s->pal, AVPALETTE_SIZE);
}
done:
if ((ret = av_frame_ref(data, s->frame)) < 0)
return ret;
*got_frame = 1;
/* always report that the buffer was completely consumed */
return avpkt->size;
}
| 18,321 |
FFmpeg | 1dba8371d93cf1c83bcd5c432d921905206a60f3 | 0 | int ffio_open2_wrapper(struct AVFormatContext *s, AVIOContext **pb, const char *url, int flags,
const AVIOInterruptCB *int_cb, AVDictionary **options)
{
return avio_open2(pb, url, flags, int_cb, options);
}
| 18,322 |
qemu | e04fb07fd1676e9facd7f3f878c1bbe03bccd26b | 1 | static void rbd_finish_aiocb(rbd_completion_t c, RADOSCB *rcb)
{
int ret;
rcb->ret = rbd_aio_get_return_value(c);
rbd_aio_release(c);
ret = qemu_rbd_send_pipe(rcb->s, rcb);
if (ret < 0) {
error_report("failed writing to acb->s->fds");
g_free(rcb);
}
}
| 18,325 |
qemu | ba737541edddf9d0026460eb7b1d1c599b4c8ae9 | 1 | static void pcihotplug_write(void *opaque, uint32_t addr, uint32_t val)
{
struct pci_status *g = opaque;
switch (addr) {
case PCI_BASE:
g->up = val;
break;
case PCI_BASE + 4:
g->down = val;
break;
}
PIIX4_DPRINTF("pcihotplug write %x <== %d\n", addr, val);
}
| 18,327 |
FFmpeg | c23acbaed40101c677dfcfbbfe0d2c230a8e8f44 | 1 | static void put_pixels_clamped2_c(const DCTELEM *block, uint8_t *restrict pixels,
int line_size)
{
int i;
uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
/* read the pixels */
for(i=0;i<2;i++) {
pixels[0] = cm[block[0]];
pixels[1] = cm[block[1]];
pixels += line_size;
block += 8;
}
}
| 18,330 |
qemu | 60fe637bf0e4d7989e21e50f52526444765c63b4 | 1 | bool qemu_file_is_writable(QEMUFile *f)
{
return f->ops->writev_buffer || f->ops->put_buffer;
}
| 18,331 |
FFmpeg | f6774f905fb3cfdc319523ac640be30b14c1bc55 | 1 | static int encode_thread(AVCodecContext *c, void *arg){
MpegEncContext *s= *(void**)arg;
int mb_x, mb_y, pdif = 0;
int chr_h= 16>>s->chroma_y_shift;
int i, j;
MpegEncContext best_s, backup_s;
uint8_t bit_buf[2][MAX_MB_BYTES];
uint8_t bit_buf2[2][MAX_MB_BYTES];
uint8_t bit_buf_tex[2][MAX_MB_BYTES];
PutBitContext pb[2], pb2[2], tex_pb[2];
for(i=0; i<2; i++){
init_put_bits(&pb [i], bit_buf [i], MAX_MB_BYTES);
init_put_bits(&pb2 [i], bit_buf2 [i], MAX_MB_BYTES);
init_put_bits(&tex_pb[i], bit_buf_tex[i], MAX_MB_BYTES);
}
s->last_bits= put_bits_count(&s->pb);
s->mv_bits=0;
s->misc_bits=0;
s->i_tex_bits=0;
s->p_tex_bits=0;
s->i_count=0;
s->f_count=0;
s->b_count=0;
s->skip_count=0;
for(i=0; i<3; i++){
/* init last dc values */
/* note: quant matrix value (8) is implied here */
s->last_dc[i] = 128 << s->intra_dc_precision;
s->current_picture.f.error[i] = 0;
}
s->mb_skip_run = 0;
memset(s->last_mv, 0, sizeof(s->last_mv));
s->last_mv_dir = 0;
switch(s->codec_id){
case AV_CODEC_ID_H263:
case AV_CODEC_ID_H263P:
case AV_CODEC_ID_FLV1:
if (CONFIG_H263_ENCODER)
s->gob_index = ff_h263_get_gob_height(s);
break;
case AV_CODEC_ID_MPEG4:
if(CONFIG_MPEG4_ENCODER && s->partitioned_frame)
ff_mpeg4_init_partitions(s);
break;
}
s->resync_mb_x=0;
s->resync_mb_y=0;
s->first_slice_line = 1;
s->ptr_lastgob = s->pb.buf;
for(mb_y= s->start_mb_y; mb_y < s->end_mb_y; mb_y++) {
s->mb_x=0;
s->mb_y= mb_y;
ff_set_qscale(s, s->qscale);
ff_init_block_index(s);
for(mb_x=0; mb_x < s->mb_width; mb_x++) {
int xy= mb_y*s->mb_stride + mb_x; // removed const, H261 needs to adjust this
int mb_type= s->mb_type[xy];
// int d;
int dmin= INT_MAX;
int dir;
if(s->pb.buf_end - s->pb.buf - (put_bits_count(&s->pb)>>3) < MAX_MB_BYTES){
av_log(s->avctx, AV_LOG_ERROR, "encoded frame too large\n");
return -1;
}
if(s->data_partitioning){
if( s->pb2 .buf_end - s->pb2 .buf - (put_bits_count(&s-> pb2)>>3) < MAX_MB_BYTES
|| s->tex_pb.buf_end - s->tex_pb.buf - (put_bits_count(&s->tex_pb )>>3) < MAX_MB_BYTES){
av_log(s->avctx, AV_LOG_ERROR, "encoded frame too large\n");
return -1;
}
}
s->mb_x = mb_x;
s->mb_y = mb_y; // moved into loop, can get changed by H.261
ff_update_block_index(s);
if(CONFIG_H261_ENCODER && s->codec_id == AV_CODEC_ID_H261){
ff_h261_reorder_mb_index(s);
xy= s->mb_y*s->mb_stride + s->mb_x;
mb_type= s->mb_type[xy];
}
/* write gob / video packet header */
if(s->rtp_mode){
int current_packet_size, is_gob_start;
current_packet_size= ((put_bits_count(&s->pb)+7)>>3) - (s->ptr_lastgob - s->pb.buf);
is_gob_start= s->avctx->rtp_payload_size && current_packet_size >= s->avctx->rtp_payload_size && mb_y + mb_x>0;
if(s->start_mb_y == mb_y && mb_y > 0 && mb_x==0) is_gob_start=1;
switch(s->codec_id){
case AV_CODEC_ID_H263:
case AV_CODEC_ID_H263P:
if(!s->h263_slice_structured)
if(s->mb_x || s->mb_y%s->gob_index) is_gob_start=0;
break;
case AV_CODEC_ID_MPEG2VIDEO:
if(s->mb_x==0 && s->mb_y!=0) is_gob_start=1;
case AV_CODEC_ID_MPEG1VIDEO:
if(s->mb_skip_run) is_gob_start=0;
break;
}
if(is_gob_start){
if(s->start_mb_y != mb_y || mb_x!=0){
write_slice_end(s);
if(CONFIG_MPEG4_ENCODER && s->codec_id==AV_CODEC_ID_MPEG4 && s->partitioned_frame){
ff_mpeg4_init_partitions(s);
}
}
assert((put_bits_count(&s->pb)&7) == 0);
current_packet_size= put_bits_ptr(&s->pb) - s->ptr_lastgob;
if (s->error_rate && s->resync_mb_x + s->resync_mb_y > 0) {
int r= put_bits_count(&s->pb)/8 + s->picture_number + 16 + s->mb_x + s->mb_y;
int d = 100 / s->error_rate;
if(r % d == 0){
current_packet_size=0;
s->pb.buf_ptr= s->ptr_lastgob;
assert(put_bits_ptr(&s->pb) == s->ptr_lastgob);
}
}
if (s->avctx->rtp_callback){
int number_mb = (mb_y - s->resync_mb_y)*s->mb_width + mb_x - s->resync_mb_x;
s->avctx->rtp_callback(s->avctx, s->ptr_lastgob, current_packet_size, number_mb);
}
update_mb_info(s, 1);
switch(s->codec_id){
case AV_CODEC_ID_MPEG4:
if (CONFIG_MPEG4_ENCODER) {
ff_mpeg4_encode_video_packet_header(s);
ff_mpeg4_clean_buffers(s);
}
break;
case AV_CODEC_ID_MPEG1VIDEO:
case AV_CODEC_ID_MPEG2VIDEO:
if (CONFIG_MPEG1VIDEO_ENCODER || CONFIG_MPEG2VIDEO_ENCODER) {
ff_mpeg1_encode_slice_header(s);
ff_mpeg1_clean_buffers(s);
}
break;
case AV_CODEC_ID_H263:
case AV_CODEC_ID_H263P:
if (CONFIG_H263_ENCODER)
ff_h263_encode_gob_header(s, mb_y);
break;
}
if(s->flags&CODEC_FLAG_PASS1){
int bits= put_bits_count(&s->pb);
s->misc_bits+= bits - s->last_bits;
s->last_bits= bits;
}
s->ptr_lastgob += current_packet_size;
s->first_slice_line=1;
s->resync_mb_x=mb_x;
s->resync_mb_y=mb_y;
}
}
if( (s->resync_mb_x == s->mb_x)
&& s->resync_mb_y+1 == s->mb_y){
s->first_slice_line=0;
}
s->mb_skipped=0;
s->dquant=0; //only for QP_RD
update_mb_info(s, 0);
if (mb_type & (mb_type-1) || (s->mpv_flags & FF_MPV_FLAG_QP_RD)) { // more than 1 MB type possible or FF_MPV_FLAG_QP_RD
int next_block=0;
int pb_bits_count, pb2_bits_count, tex_pb_bits_count;
copy_context_before_encode(&backup_s, s, -1);
backup_s.pb= s->pb;
best_s.data_partitioning= s->data_partitioning;
best_s.partitioned_frame= s->partitioned_frame;
if(s->data_partitioning){
backup_s.pb2= s->pb2;
backup_s.tex_pb= s->tex_pb;
}
if(mb_type&CANDIDATE_MB_TYPE_INTER){
s->mv_dir = MV_DIR_FORWARD;
s->mv_type = MV_TYPE_16X16;
s->mb_intra= 0;
s->mv[0][0][0] = s->p_mv_table[xy][0];
s->mv[0][0][1] = s->p_mv_table[xy][1];
encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER, pb, pb2, tex_pb,
&dmin, &next_block, s->mv[0][0][0], s->mv[0][0][1]);
}
if(mb_type&CANDIDATE_MB_TYPE_INTER_I){
s->mv_dir = MV_DIR_FORWARD;
s->mv_type = MV_TYPE_FIELD;
s->mb_intra= 0;
for(i=0; i<2; i++){
j= s->field_select[0][i] = s->p_field_select_table[i][xy];
s->mv[0][i][0] = s->p_field_mv_table[i][j][xy][0];
s->mv[0][i][1] = s->p_field_mv_table[i][j][xy][1];
}
encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER_I, pb, pb2, tex_pb,
&dmin, &next_block, 0, 0);
}
if(mb_type&CANDIDATE_MB_TYPE_SKIPPED){
s->mv_dir = MV_DIR_FORWARD;
s->mv_type = MV_TYPE_16X16;
s->mb_intra= 0;
s->mv[0][0][0] = 0;
s->mv[0][0][1] = 0;
encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_SKIPPED, pb, pb2, tex_pb,
&dmin, &next_block, s->mv[0][0][0], s->mv[0][0][1]);
}
if(mb_type&CANDIDATE_MB_TYPE_INTER4V){
s->mv_dir = MV_DIR_FORWARD;
s->mv_type = MV_TYPE_8X8;
s->mb_intra= 0;
for(i=0; i<4; i++){
s->mv[0][i][0] = s->current_picture.motion_val[0][s->block_index[i]][0];
s->mv[0][i][1] = s->current_picture.motion_val[0][s->block_index[i]][1];
}
encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER4V, pb, pb2, tex_pb,
&dmin, &next_block, 0, 0);
}
if(mb_type&CANDIDATE_MB_TYPE_FORWARD){
s->mv_dir = MV_DIR_FORWARD;
s->mv_type = MV_TYPE_16X16;
s->mb_intra= 0;
s->mv[0][0][0] = s->b_forw_mv_table[xy][0];
s->mv[0][0][1] = s->b_forw_mv_table[xy][1];
encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_FORWARD, pb, pb2, tex_pb,
&dmin, &next_block, s->mv[0][0][0], s->mv[0][0][1]);
}
if(mb_type&CANDIDATE_MB_TYPE_BACKWARD){
s->mv_dir = MV_DIR_BACKWARD;
s->mv_type = MV_TYPE_16X16;
s->mb_intra= 0;
s->mv[1][0][0] = s->b_back_mv_table[xy][0];
s->mv[1][0][1] = s->b_back_mv_table[xy][1];
encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BACKWARD, pb, pb2, tex_pb,
&dmin, &next_block, s->mv[1][0][0], s->mv[1][0][1]);
}
if(mb_type&CANDIDATE_MB_TYPE_BIDIR){
s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD;
s->mv_type = MV_TYPE_16X16;
s->mb_intra= 0;
s->mv[0][0][0] = s->b_bidir_forw_mv_table[xy][0];
s->mv[0][0][1] = s->b_bidir_forw_mv_table[xy][1];
s->mv[1][0][0] = s->b_bidir_back_mv_table[xy][0];
s->mv[1][0][1] = s->b_bidir_back_mv_table[xy][1];
encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BIDIR, pb, pb2, tex_pb,
&dmin, &next_block, 0, 0);
}
if(mb_type&CANDIDATE_MB_TYPE_FORWARD_I){
s->mv_dir = MV_DIR_FORWARD;
s->mv_type = MV_TYPE_FIELD;
s->mb_intra= 0;
for(i=0; i<2; i++){
j= s->field_select[0][i] = s->b_field_select_table[0][i][xy];
s->mv[0][i][0] = s->b_field_mv_table[0][i][j][xy][0];
s->mv[0][i][1] = s->b_field_mv_table[0][i][j][xy][1];
}
encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_FORWARD_I, pb, pb2, tex_pb,
&dmin, &next_block, 0, 0);
}
if(mb_type&CANDIDATE_MB_TYPE_BACKWARD_I){
s->mv_dir = MV_DIR_BACKWARD;
s->mv_type = MV_TYPE_FIELD;
s->mb_intra= 0;
for(i=0; i<2; i++){
j= s->field_select[1][i] = s->b_field_select_table[1][i][xy];
s->mv[1][i][0] = s->b_field_mv_table[1][i][j][xy][0];
s->mv[1][i][1] = s->b_field_mv_table[1][i][j][xy][1];
}
encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BACKWARD_I, pb, pb2, tex_pb,
&dmin, &next_block, 0, 0);
}
if(mb_type&CANDIDATE_MB_TYPE_BIDIR_I){
s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD;
s->mv_type = MV_TYPE_FIELD;
s->mb_intra= 0;
for(dir=0; dir<2; dir++){
for(i=0; i<2; i++){
j= s->field_select[dir][i] = s->b_field_select_table[dir][i][xy];
s->mv[dir][i][0] = s->b_field_mv_table[dir][i][j][xy][0];
s->mv[dir][i][1] = s->b_field_mv_table[dir][i][j][xy][1];
}
}
encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BIDIR_I, pb, pb2, tex_pb,
&dmin, &next_block, 0, 0);
}
if(mb_type&CANDIDATE_MB_TYPE_INTRA){
s->mv_dir = 0;
s->mv_type = MV_TYPE_16X16;
s->mb_intra= 1;
s->mv[0][0][0] = 0;
s->mv[0][0][1] = 0;
encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTRA, pb, pb2, tex_pb,
&dmin, &next_block, 0, 0);
if(s->h263_pred || s->h263_aic){
if(best_s.mb_intra)
s->mbintra_table[mb_x + mb_y*s->mb_stride]=1;
else
ff_clean_intra_table_entries(s); //old mode?
}
}
if ((s->mpv_flags & FF_MPV_FLAG_QP_RD) && dmin < INT_MAX) {
if(best_s.mv_type==MV_TYPE_16X16){ //FIXME move 4mv after QPRD
const int last_qp= backup_s.qscale;
int qpi, qp, dc[6];
int16_t ac[6][16];
const int mvdir= (best_s.mv_dir&MV_DIR_BACKWARD) ? 1 : 0;
static const int dquant_tab[4]={-1,1,-2,2};
assert(backup_s.dquant == 0);
//FIXME intra
s->mv_dir= best_s.mv_dir;
s->mv_type = MV_TYPE_16X16;
s->mb_intra= best_s.mb_intra;
s->mv[0][0][0] = best_s.mv[0][0][0];
s->mv[0][0][1] = best_s.mv[0][0][1];
s->mv[1][0][0] = best_s.mv[1][0][0];
s->mv[1][0][1] = best_s.mv[1][0][1];
qpi = s->pict_type == AV_PICTURE_TYPE_B ? 2 : 0;
for(; qpi<4; qpi++){
int dquant= dquant_tab[qpi];
qp= last_qp + dquant;
if(qp < s->avctx->qmin || qp > s->avctx->qmax)
continue;
backup_s.dquant= dquant;
if(s->mb_intra && s->dc_val[0]){
for(i=0; i<6; i++){
dc[i]= s->dc_val[0][ s->block_index[i] ];
memcpy(ac[i], s->ac_val[0][s->block_index[i]], sizeof(int16_t)*16);
}
}
encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER /* wrong but unused */, pb, pb2, tex_pb,
&dmin, &next_block, s->mv[mvdir][0][0], s->mv[mvdir][0][1]);
if(best_s.qscale != qp){
if(s->mb_intra && s->dc_val[0]){
for(i=0; i<6; i++){
s->dc_val[0][ s->block_index[i] ]= dc[i];
memcpy(s->ac_val[0][s->block_index[i]], ac[i], sizeof(int16_t)*16);
}
}
}
}
}
}
if(CONFIG_MPEG4_ENCODER && mb_type&CANDIDATE_MB_TYPE_DIRECT){
int mx= s->b_direct_mv_table[xy][0];
int my= s->b_direct_mv_table[xy][1];
backup_s.dquant = 0;
s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD | MV_DIRECT;
s->mb_intra= 0;
ff_mpeg4_set_direct_mv(s, mx, my);
encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_DIRECT, pb, pb2, tex_pb,
&dmin, &next_block, mx, my);
}
if(CONFIG_MPEG4_ENCODER && mb_type&CANDIDATE_MB_TYPE_DIRECT0){
backup_s.dquant = 0;
s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD | MV_DIRECT;
s->mb_intra= 0;
ff_mpeg4_set_direct_mv(s, 0, 0);
encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_DIRECT, pb, pb2, tex_pb,
&dmin, &next_block, 0, 0);
}
if (!best_s.mb_intra && s->mpv_flags & FF_MPV_FLAG_SKIP_RD) {
int coded=0;
for(i=0; i<6; i++)
coded |= s->block_last_index[i];
if(coded){
int mx,my;
memcpy(s->mv, best_s.mv, sizeof(s->mv));
if(CONFIG_MPEG4_ENCODER && best_s.mv_dir & MV_DIRECT){
mx=my=0; //FIXME find the one we actually used
ff_mpeg4_set_direct_mv(s, mx, my);
}else if(best_s.mv_dir&MV_DIR_BACKWARD){
mx= s->mv[1][0][0];
my= s->mv[1][0][1];
}else{
mx= s->mv[0][0][0];
my= s->mv[0][0][1];
}
s->mv_dir= best_s.mv_dir;
s->mv_type = best_s.mv_type;
s->mb_intra= 0;
/* s->mv[0][0][0] = best_s.mv[0][0][0];
s->mv[0][0][1] = best_s.mv[0][0][1];
s->mv[1][0][0] = best_s.mv[1][0][0];
s->mv[1][0][1] = best_s.mv[1][0][1];*/
backup_s.dquant= 0;
s->skipdct=1;
encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER /* wrong but unused */, pb, pb2, tex_pb,
&dmin, &next_block, mx, my);
s->skipdct=0;
}
}
s->current_picture.qscale_table[xy] = best_s.qscale;
copy_context_after_encode(s, &best_s, -1);
pb_bits_count= put_bits_count(&s->pb);
flush_put_bits(&s->pb);
avpriv_copy_bits(&backup_s.pb, bit_buf[next_block^1], pb_bits_count);
s->pb= backup_s.pb;
if(s->data_partitioning){
pb2_bits_count= put_bits_count(&s->pb2);
flush_put_bits(&s->pb2);
avpriv_copy_bits(&backup_s.pb2, bit_buf2[next_block^1], pb2_bits_count);
s->pb2= backup_s.pb2;
tex_pb_bits_count= put_bits_count(&s->tex_pb);
flush_put_bits(&s->tex_pb);
avpriv_copy_bits(&backup_s.tex_pb, bit_buf_tex[next_block^1], tex_pb_bits_count);
s->tex_pb= backup_s.tex_pb;
}
s->last_bits= put_bits_count(&s->pb);
if (CONFIG_H263_ENCODER &&
s->out_format == FMT_H263 && s->pict_type!=AV_PICTURE_TYPE_B)
ff_h263_update_motion_val(s);
if(next_block==0){ //FIXME 16 vs linesize16
s->hdsp.put_pixels_tab[0][0](s->dest[0], s->rd_scratchpad , s->linesize ,16);
s->hdsp.put_pixels_tab[1][0](s->dest[1], s->rd_scratchpad + 16*s->linesize , s->uvlinesize, 8);
s->hdsp.put_pixels_tab[1][0](s->dest[2], s->rd_scratchpad + 16*s->linesize + 8, s->uvlinesize, 8);
}
if(s->avctx->mb_decision == FF_MB_DECISION_BITS)
ff_MPV_decode_mb(s, s->block);
} else {
int motion_x = 0, motion_y = 0;
s->mv_type=MV_TYPE_16X16;
// only one MB-Type possible
switch(mb_type){
case CANDIDATE_MB_TYPE_INTRA:
s->mv_dir = 0;
s->mb_intra= 1;
motion_x= s->mv[0][0][0] = 0;
motion_y= s->mv[0][0][1] = 0;
break;
case CANDIDATE_MB_TYPE_INTER:
s->mv_dir = MV_DIR_FORWARD;
s->mb_intra= 0;
motion_x= s->mv[0][0][0] = s->p_mv_table[xy][0];
motion_y= s->mv[0][0][1] = s->p_mv_table[xy][1];
break;
case CANDIDATE_MB_TYPE_INTER_I:
s->mv_dir = MV_DIR_FORWARD;
s->mv_type = MV_TYPE_FIELD;
s->mb_intra= 0;
for(i=0; i<2; i++){
j= s->field_select[0][i] = s->p_field_select_table[i][xy];
s->mv[0][i][0] = s->p_field_mv_table[i][j][xy][0];
s->mv[0][i][1] = s->p_field_mv_table[i][j][xy][1];
}
break;
case CANDIDATE_MB_TYPE_INTER4V:
s->mv_dir = MV_DIR_FORWARD;
s->mv_type = MV_TYPE_8X8;
s->mb_intra= 0;
for(i=0; i<4; i++){
s->mv[0][i][0] = s->current_picture.motion_val[0][s->block_index[i]][0];
s->mv[0][i][1] = s->current_picture.motion_val[0][s->block_index[i]][1];
}
break;
case CANDIDATE_MB_TYPE_DIRECT:
if (CONFIG_MPEG4_ENCODER) {
s->mv_dir = MV_DIR_FORWARD|MV_DIR_BACKWARD|MV_DIRECT;
s->mb_intra= 0;
motion_x=s->b_direct_mv_table[xy][0];
motion_y=s->b_direct_mv_table[xy][1];
ff_mpeg4_set_direct_mv(s, motion_x, motion_y);
}
break;
case CANDIDATE_MB_TYPE_DIRECT0:
if (CONFIG_MPEG4_ENCODER) {
s->mv_dir = MV_DIR_FORWARD|MV_DIR_BACKWARD|MV_DIRECT;
s->mb_intra= 0;
ff_mpeg4_set_direct_mv(s, 0, 0);
}
break;
case CANDIDATE_MB_TYPE_BIDIR:
s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD;
s->mb_intra= 0;
s->mv[0][0][0] = s->b_bidir_forw_mv_table[xy][0];
s->mv[0][0][1] = s->b_bidir_forw_mv_table[xy][1];
s->mv[1][0][0] = s->b_bidir_back_mv_table[xy][0];
s->mv[1][0][1] = s->b_bidir_back_mv_table[xy][1];
break;
case CANDIDATE_MB_TYPE_BACKWARD:
s->mv_dir = MV_DIR_BACKWARD;
s->mb_intra= 0;
motion_x= s->mv[1][0][0] = s->b_back_mv_table[xy][0];
motion_y= s->mv[1][0][1] = s->b_back_mv_table[xy][1];
break;
case CANDIDATE_MB_TYPE_FORWARD:
s->mv_dir = MV_DIR_FORWARD;
s->mb_intra= 0;
motion_x= s->mv[0][0][0] = s->b_forw_mv_table[xy][0];
motion_y= s->mv[0][0][1] = s->b_forw_mv_table[xy][1];
break;
case CANDIDATE_MB_TYPE_FORWARD_I:
s->mv_dir = MV_DIR_FORWARD;
s->mv_type = MV_TYPE_FIELD;
s->mb_intra= 0;
for(i=0; i<2; i++){
j= s->field_select[0][i] = s->b_field_select_table[0][i][xy];
s->mv[0][i][0] = s->b_field_mv_table[0][i][j][xy][0];
s->mv[0][i][1] = s->b_field_mv_table[0][i][j][xy][1];
}
break;
case CANDIDATE_MB_TYPE_BACKWARD_I:
s->mv_dir = MV_DIR_BACKWARD;
s->mv_type = MV_TYPE_FIELD;
s->mb_intra= 0;
for(i=0; i<2; i++){
j= s->field_select[1][i] = s->b_field_select_table[1][i][xy];
s->mv[1][i][0] = s->b_field_mv_table[1][i][j][xy][0];
s->mv[1][i][1] = s->b_field_mv_table[1][i][j][xy][1];
}
break;
case CANDIDATE_MB_TYPE_BIDIR_I:
s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD;
s->mv_type = MV_TYPE_FIELD;
s->mb_intra= 0;
for(dir=0; dir<2; dir++){
for(i=0; i<2; i++){
j= s->field_select[dir][i] = s->b_field_select_table[dir][i][xy];
s->mv[dir][i][0] = s->b_field_mv_table[dir][i][j][xy][0];
s->mv[dir][i][1] = s->b_field_mv_table[dir][i][j][xy][1];
}
}
break;
default:
av_log(s->avctx, AV_LOG_ERROR, "illegal MB type\n");
}
encode_mb(s, motion_x, motion_y);
// RAL: Update last macroblock type
s->last_mv_dir = s->mv_dir;
if (CONFIG_H263_ENCODER &&
s->out_format == FMT_H263 && s->pict_type!=AV_PICTURE_TYPE_B)
ff_h263_update_motion_val(s);
ff_MPV_decode_mb(s, s->block);
}
/* clean the MV table in IPS frames for direct mode in B frames */
if(s->mb_intra /* && I,P,S_TYPE */){
s->p_mv_table[xy][0]=0;
s->p_mv_table[xy][1]=0;
}
if(s->flags&CODEC_FLAG_PSNR){
int w= 16;
int h= 16;
if(s->mb_x*16 + 16 > s->width ) w= s->width - s->mb_x*16;
if(s->mb_y*16 + 16 > s->height) h= s->height- s->mb_y*16;
s->current_picture.f.error[0] += sse(
s, s->new_picture.f.data[0] + s->mb_x*16 + s->mb_y*s->linesize*16,
s->dest[0], w, h, s->linesize);
s->current_picture.f.error[1] += sse(
s, s->new_picture.f.data[1] + s->mb_x*8 + s->mb_y*s->uvlinesize*chr_h,
s->dest[1], w>>1, h>>s->chroma_y_shift, s->uvlinesize);
s->current_picture.f.error[2] += sse(
s, s->new_picture.f.data[2] + s->mb_x*8 + s->mb_y*s->uvlinesize*chr_h,
s->dest[2], w>>1, h>>s->chroma_y_shift, s->uvlinesize);
}
if(s->loop_filter){
if(CONFIG_H263_ENCODER && s->out_format == FMT_H263)
ff_h263_loop_filter(s);
}
av_dlog(s->avctx, "MB %d %d bits\n",
s->mb_x + s->mb_y * s->mb_stride, put_bits_count(&s->pb));
}
}
//not beautiful here but we must write it before flushing so it has to be here
if (CONFIG_MSMPEG4_ENCODER && s->msmpeg4_version && s->msmpeg4_version<4 && s->pict_type == AV_PICTURE_TYPE_I)
ff_msmpeg4_encode_ext_header(s);
write_slice_end(s);
/* Send the last GOB if RTP */
if (s->avctx->rtp_callback) {
int number_mb = (mb_y - s->resync_mb_y)*s->mb_width - s->resync_mb_x;
pdif = put_bits_ptr(&s->pb) - s->ptr_lastgob;
/* Call the RTP callback to send the last GOB */
emms_c();
s->avctx->rtp_callback(s->avctx, s->ptr_lastgob, pdif, number_mb);
}
return 0;
}
| 18,332 |
qemu | 8f4754ede56e3f9ea3fd7207f4a7c4453e59285b | 1 | static int bdrv_check_request(BlockDriverState *bs, int64_t sector_num,
int nb_sectors)
{
return bdrv_check_byte_request(bs, sector_num * BDRV_SECTOR_SIZE,
nb_sectors * BDRV_SECTOR_SIZE); | 18,333 |
FFmpeg | c55427f8c8348af12b77b9601479769d701d8c99 | 1 | int oggvorbis_init_encoder(vorbis_info *vi, AVCodecContext *avccontext) {
if(avccontext->coded_frame->quality) /* VBR requested */
return vorbis_encode_init_vbr(vi, avccontext->channels,
avccontext->sample_rate, (float)avccontext->coded_frame->quality / 1000) ;
return vorbis_encode_init(vi, avccontext->channels,
avccontext->sample_rate, -1, avccontext->bit_rate, -1) ;
}
| 18,334 |
qemu | d3afacc7269fee45d54d1501a46b51f12ea7bb15 | 1 | static void gt_ctl_write(CPUARMState *env, const ARMCPRegInfo *ri,
uint64_t value)
{
ARMCPU *cpu = arm_env_get_cpu(env);
int timeridx = ri->crm & 1;
uint32_t oldval = env->cp15.c14_timer[timeridx].ctl;
env->cp15.c14_timer[timeridx].ctl = value & 3;
if ((oldval ^ value) & 1) {
/* Enable toggled */
gt_recalc_timer(cpu, timeridx);
} else if ((oldval & value) & 2) {
/* IMASK toggled: don't need to recalculate,
* just set the interrupt line based on ISTATUS
*/
qemu_set_irq(cpu->gt_timer_outputs[timeridx],
(oldval & 4) && (value & 2));
}
}
| 18,335 |
FFmpeg | bfa0f96586fe2c257cfa574ffb991da493a54da1 | 1 | static av_cold int vp8_decode_free(AVCodecContext *avctx)
{
vp8_decode_flush_impl(avctx, 0, 1);
release_queued_segmaps(avctx->priv_data, 1);
return 0;
}
| 18,336 |
FFmpeg | 0528226a05cc08b74197547fba0b1939bf68990d | 0 | static int a64_write_header(AVFormatContext *s)
{
AVCodecContext *avctx = s->streams[0]->codec;
uint8_t header[5] = {
0x00, //load
0x40, //address
0x00, //mode
0x00, //charset_lifetime (multi only)
0x00 //fps in 50/fps;
};
if (avctx->extradata_size < 4) {
av_log(s, AV_LOG_ERROR, "Missing extradata\n");
return AVERROR(EINVAL);
}
switch (avctx->codec->id) {
case AV_CODEC_ID_A64_MULTI:
header[2] = 0x00;
header[3] = AV_RB32(avctx->extradata+0);
header[4] = 2;
break;
case AV_CODEC_ID_A64_MULTI5:
header[2] = 0x01;
header[3] = AV_RB32(avctx->extradata+0);
header[4] = 3;
break;
default:
return AVERROR(EINVAL);
}
avio_write(s->pb, header, 2);
return 0;
}
| 18,337 |
qemu | e1b42f456fad6e797eaf795ed2e400c4e47d5eb4 | 0 | static int64_t seek_to_sector(BlockDriverState *bs, int64_t sector_num)
{
BDRVBochsState *s = bs->opaque;
uint64_t offset = sector_num * 512;
uint64_t extent_index, extent_offset, bitmap_offset;
char bitmap_entry;
// seek to sector
extent_index = offset / s->extent_size;
extent_offset = (offset % s->extent_size) / 512;
if (s->catalog_bitmap[extent_index] == 0xffffffff) {
return -1; /* not allocated */
}
bitmap_offset = s->data_offset +
(512 * (uint64_t) s->catalog_bitmap[extent_index] *
(s->extent_blocks + s->bitmap_blocks));
/* read in bitmap for current extent */
if (bdrv_pread(bs->file, bitmap_offset + (extent_offset / 8),
&bitmap_entry, 1) != 1) {
return -1;
}
if (!((bitmap_entry >> (extent_offset % 8)) & 1)) {
return -1; /* not allocated */
}
return bitmap_offset + (512 * (s->bitmap_blocks + extent_offset));
}
| 18,338 |
qemu | eb5d4f5329df83ea15244b47f7fbca21adaae41b | 0 | static void slirp_bootp_save(QEMUFile *f, Slirp *slirp)
{
int i;
for (i = 0; i < NB_BOOTP_CLIENTS; i++) {
qemu_put_be16(f, slirp->bootp_clients[i].allocated);
qemu_put_buffer(f, slirp->bootp_clients[i].macaddr, 6);
}
}
| 18,339 |
qemu | f5bebbbb28dc7a149a891f0f1e112fb50bb72664 | 0 | int qemu_opts_id_wellformed(const char *id)
{
int i;
if (!qemu_isalpha(id[0])) {
return 0;
}
for (i = 1; id[i]; i++) {
if (!qemu_isalnum(id[i]) && !strchr("-._", id[i])) {
return 0;
}
}
return 1;
}
| 18,340 |
qemu | cf1d078e4ea094e516faab49678fbea3a34b7848 | 0 | ssize_t slirp_send(struct socket *so, const void *buf, size_t len, int flags)
{
if (so->s == -1 && so->extra) {
qemu_chr_fe_write(so->extra, buf, len);
return len;
}
return send(so->s, buf, len, flags);
}
| 18,341 |
qemu | 185b43386ad999c80bdc58e41b87f05e5b3e8463 | 0 | int nbd_init(int fd, int csock, uint32_t flags, off_t size, size_t blocksize)
{
TRACE("Setting NBD socket");
if (ioctl(fd, NBD_SET_SOCK, csock) < 0) {
int serrno = errno;
LOG("Failed to set NBD socket");
errno = serrno;
return -1;
}
TRACE("Setting block size to %lu", (unsigned long)blocksize);
if (ioctl(fd, NBD_SET_BLKSIZE, blocksize) < 0) {
int serrno = errno;
LOG("Failed setting NBD block size");
errno = serrno;
return -1;
}
TRACE("Setting size to %zd block(s)", (size_t)(size / blocksize));
if (ioctl(fd, NBD_SET_SIZE_BLOCKS, size / blocksize) < 0) {
int serrno = errno;
LOG("Failed setting size (in blocks)");
errno = serrno;
return -1;
}
if (flags & NBD_FLAG_READ_ONLY) {
int read_only = 1;
TRACE("Setting readonly attribute");
if (ioctl(fd, BLKROSET, (unsigned long) &read_only) < 0) {
int serrno = errno;
LOG("Failed setting read-only attribute");
errno = serrno;
return -1;
}
}
if (ioctl(fd, NBD_SET_FLAGS, flags) < 0
&& errno != ENOTTY) {
int serrno = errno;
LOG("Failed setting flags");
errno = serrno;
return -1;
}
TRACE("Negotiation ended");
return 0;
}
| 18,343 |
FFmpeg | 7e7e59409294af9caa63808e56c5cc824c98b4fc | 0 | static void rgb24_to_yuvj420p(AVPicture *dst, AVPicture *src,
int width, int height)
{
int wrap, wrap3, width2;
int r, g, b, r1, g1, b1, w;
uint8_t *lum, *cb, *cr;
const uint8_t *p;
lum = dst->data[0];
cb = dst->data[1];
cr = dst->data[2];
width2 = (width + 1) >> 1;
wrap = dst->linesize[0];
wrap3 = src->linesize[0];
p = src->data[0];
for(;height>=2;height -= 2) {
for(w = width; w >= 2; w -= 2) {
RGB_IN(r, g, b, p);
r1 = r;
g1 = g;
b1 = b;
lum[0] = RGB_TO_Y(r, g, b);
RGB_IN(r, g, b, p + BPP);
r1 += r;
g1 += g;
b1 += b;
lum[1] = RGB_TO_Y(r, g, b);
p += wrap3;
lum += wrap;
RGB_IN(r, g, b, p);
r1 += r;
g1 += g;
b1 += b;
lum[0] = RGB_TO_Y(r, g, b);
RGB_IN(r, g, b, p + BPP);
r1 += r;
g1 += g;
b1 += b;
lum[1] = RGB_TO_Y(r, g, b);
cb[0] = RGB_TO_U(r1, g1, b1, 2);
cr[0] = RGB_TO_V(r1, g1, b1, 2);
cb++;
cr++;
p += -wrap3 + 2 * BPP;
lum += -wrap + 2;
}
if (w) {
RGB_IN(r, g, b, p);
r1 = r;
g1 = g;
b1 = b;
lum[0] = RGB_TO_Y(r, g, b);
p += wrap3;
lum += wrap;
RGB_IN(r, g, b, p);
r1 += r;
g1 += g;
b1 += b;
lum[0] = RGB_TO_Y(r, g, b);
cb[0] = RGB_TO_U(r1, g1, b1, 1);
cr[0] = RGB_TO_V(r1, g1, b1, 1);
cb++;
cr++;
p += -wrap3 + BPP;
lum += -wrap + 1;
}
p += wrap3 + (wrap3 - width * BPP);
lum += wrap + (wrap - width);
cb += dst->linesize[1] - width2;
cr += dst->linesize[2] - width2;
}
/* handle odd height */
if (height) {
for(w = width; w >= 2; w -= 2) {
RGB_IN(r, g, b, p);
r1 = r;
g1 = g;
b1 = b;
lum[0] = RGB_TO_Y(r, g, b);
RGB_IN(r, g, b, p + BPP);
r1 += r;
g1 += g;
b1 += b;
lum[1] = RGB_TO_Y(r, g, b);
cb[0] = RGB_TO_U(r1, g1, b1, 1);
cr[0] = RGB_TO_V(r1, g1, b1, 1);
cb++;
cr++;
p += 2 * BPP;
lum += 2;
}
if (w) {
RGB_IN(r, g, b, p);
lum[0] = RGB_TO_Y(r, g, b);
cb[0] = RGB_TO_U(r, g, b, 0);
cr[0] = RGB_TO_V(r, g, b, 0);
}
}
}
| 18,346 |
qemu | c20fd872257fb9abd2ce99741937c0f65aa162b7 | 0 | static void do_multiwrite(BlockDriverState *bs, BlockRequest *blkreq,
int num_writes)
{
int i, ret;
ret = bdrv_aio_multiwrite(bs, blkreq, num_writes);
if (ret != 0) {
for (i = 0; i < num_writes; i++) {
if (blkreq[i].error) {
virtio_blk_rw_complete(blkreq[i].opaque, -EIO);
}
}
}
}
| 18,348 |
qemu | 17b74b98676aee5bc470b173b1e528d2fce2cf18 | 0 | static void qjson_register_types(void)
{
type_register_static(&qjson_type_info);
}
| 18,350 |
qemu | 5c8d6f008c0555b54cf10550fa86199a2cfabbca | 0 | void css_generate_sch_crws(uint8_t cssid, uint8_t ssid, uint16_t schid,
int hotplugged, int add)
{
uint8_t guest_cssid;
bool chain_crw;
if (add && !hotplugged) {
return;
}
if (channel_subsys.max_cssid == 0) {
/* Default cssid shows up as 0. */
guest_cssid = (cssid == channel_subsys.default_cssid) ? 0 : cssid;
} else {
/* Show real cssid to the guest. */
guest_cssid = cssid;
}
/*
* Only notify for higher subchannel sets/channel subsystems if the
* guest has enabled it.
*/
if ((ssid > channel_subsys.max_ssid) ||
(guest_cssid > channel_subsys.max_cssid) ||
((channel_subsys.max_cssid == 0) &&
(cssid != channel_subsys.default_cssid))) {
return;
}
chain_crw = (channel_subsys.max_ssid > 0) ||
(channel_subsys.max_cssid > 0);
css_queue_crw(CRW_RSC_SUBCH, CRW_ERC_IPI, chain_crw ? 1 : 0, schid);
if (chain_crw) {
css_queue_crw(CRW_RSC_SUBCH, CRW_ERC_IPI, 0,
(guest_cssid << 8) | (ssid << 4));
}
/* RW_ERC_IPI --> clear pending interrupts */
css_clear_io_interrupt(css_do_build_subchannel_id(cssid, ssid), schid);
}
| 18,352 |
qemu | 7e2515e87c41e2e658aaed466e11cbdf1ea8bcb1 | 0 | static void term_insert_char(int ch)
{
if (term_cmd_buf_index < TERM_CMD_BUF_SIZE) {
memmove(term_cmd_buf + term_cmd_buf_index + 1,
term_cmd_buf + term_cmd_buf_index,
term_cmd_buf_size - term_cmd_buf_index);
term_cmd_buf[term_cmd_buf_index] = ch;
term_cmd_buf_size++;
term_cmd_buf_index++;
}
}
| 18,354 |
qemu | e634b89c6ed2309814de7a89bd7c5ced96f59291 | 0 | static void spapr_phb_add_pci_device(sPAPRDRConnector *drc,
sPAPRPHBState *phb,
PCIDevice *pdev,
Error **errp)
{
sPAPRDRConnectorClass *drck = SPAPR_DR_CONNECTOR_GET_CLASS(drc);
DeviceState *dev = DEVICE(pdev);
int drc_index = drck->get_index(drc);
void *fdt = NULL;
int fdt_start_offset = 0, fdt_size;
if (dev->hotplugged) {
fdt = create_device_tree(&fdt_size);
fdt_start_offset = spapr_create_pci_child_dt(phb, pdev,
drc_index, NULL,
fdt, 0);
if (!fdt_start_offset) {
error_setg(errp, "Failed to create pci child device tree node");
goto out;
}
}
drck->attach(drc, DEVICE(pdev),
fdt, fdt_start_offset, !dev->hotplugged, errp);
out:
if (*errp) {
g_free(fdt);
}
}
| 18,355 |
FFmpeg | 3176217c60ca7828712985092d9102d331ea4f3d | 0 | static void decode_scaling_matrices(H264Context *h, SPS *sps,
PPS *pps, int is_sps,
uint8_t(*scaling_matrix4)[16],
uint8_t(*scaling_matrix8)[64])
{
int fallback_sps = !is_sps && sps->scaling_matrix_present;
const uint8_t *fallback[4] = {
fallback_sps ? sps->scaling_matrix4[0] : default_scaling4[0],
fallback_sps ? sps->scaling_matrix4[3] : default_scaling4[1],
fallback_sps ? sps->scaling_matrix8[0] : default_scaling8[0],
fallback_sps ? sps->scaling_matrix8[3] : default_scaling8[1]
};
if (get_bits1(&h->gb)) {
sps->scaling_matrix_present |= is_sps;
decode_scaling_list(h, scaling_matrix4[0], 16, default_scaling4[0], fallback[0]); // Intra, Y
decode_scaling_list(h, scaling_matrix4[1], 16, default_scaling4[0], scaling_matrix4[0]); // Intra, Cr
decode_scaling_list(h, scaling_matrix4[2], 16, default_scaling4[0], scaling_matrix4[1]); // Intra, Cb
decode_scaling_list(h, scaling_matrix4[3], 16, default_scaling4[1], fallback[1]); // Inter, Y
decode_scaling_list(h, scaling_matrix4[4], 16, default_scaling4[1], scaling_matrix4[3]); // Inter, Cr
decode_scaling_list(h, scaling_matrix4[5], 16, default_scaling4[1], scaling_matrix4[4]); // Inter, Cb
if (is_sps || pps->transform_8x8_mode) {
decode_scaling_list(h, scaling_matrix8[0], 64, default_scaling8[0], fallback[2]); // Intra, Y
if (sps->chroma_format_idc == 3) {
decode_scaling_list(h, scaling_matrix8[1], 64, default_scaling8[0], scaling_matrix8[0]); // Intra, Cr
decode_scaling_list(h, scaling_matrix8[2], 64, default_scaling8[0], scaling_matrix8[1]); // Intra, Cb
}
decode_scaling_list(h, scaling_matrix8[3], 64, default_scaling8[1], fallback[3]); // Inter, Y
if (sps->chroma_format_idc == 3) {
decode_scaling_list(h, scaling_matrix8[4], 64, default_scaling8[1], scaling_matrix8[3]); // Inter, Cr
decode_scaling_list(h, scaling_matrix8[5], 64, default_scaling8[1], scaling_matrix8[4]); // Inter, Cb
}
}
}
}
| 18,357 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | static void macio_nvram_writeb(void *opaque, target_phys_addr_t addr,
uint64_t value, unsigned size)
{
MacIONVRAMState *s = opaque;
addr = (addr >> s->it_shift) & (s->size - 1);
s->data[addr] = value;
NVR_DPRINTF("writeb addr %04x val %x\n", (int)addr, value);
}
| 18,358 |
qemu | 991f8f0c91d65cebf51fa931450e02b0d5209012 | 0 | static void fill_prstatus(struct target_elf_prstatus *prstatus,
const TaskState *ts, int signr)
{
(void) memset(prstatus, 0, sizeof (*prstatus));
prstatus->pr_info.si_signo = prstatus->pr_cursig = signr;
prstatus->pr_pid = ts->ts_tid;
prstatus->pr_ppid = getppid();
prstatus->pr_pgrp = getpgrp();
prstatus->pr_sid = getsid(0);
#ifdef BSWAP_NEEDED
bswap_prstatus(prstatus);
#endif
}
| 18,359 |
qemu | b4e237aae774a6dd3de2c3db9f87012d48ab6716 | 0 | static int usb_host_read_file(char *line, size_t line_size, const char *device_file, const char *device_name)
{
FILE *f;
int ret = 0;
char filename[PATH_MAX];
snprintf(filename, PATH_MAX, device_file, device_name);
f = fopen(filename, "r");
if (f) {
fgets(line, line_size, f);
fclose(f);
ret = 1;
} else {
term_printf("husb: could not open %s\n", filename);
}
return ret;
}
| 18,360 |
qemu | d368ba4376b2c1c24175c74b3733b8fe64dbe8a6 | 0 | static uint32_t sdhci_read_dataport(SDHCIState *s, unsigned size)
{
uint32_t value = 0;
int i;
/* first check that a valid data exists in host controller input buffer */
if ((s->prnsts & SDHC_DATA_AVAILABLE) == 0) {
ERRPRINT("Trying to read from empty buffer\n");
return 0;
}
for (i = 0; i < size; i++) {
value |= s->fifo_buffer[s->data_count] << i * 8;
s->data_count++;
/* check if we've read all valid data (blksize bytes) from buffer */
if ((s->data_count) >= (s->blksize & 0x0fff)) {
DPRINT_L2("All %u bytes of data have been read from input buffer\n",
s->data_count);
s->prnsts &= ~SDHC_DATA_AVAILABLE; /* no more data in a buffer */
s->data_count = 0; /* next buff read must start at position [0] */
if (s->trnmod & SDHC_TRNS_BLK_CNT_EN) {
s->blkcnt--;
}
/* if that was the last block of data */
if ((s->trnmod & SDHC_TRNS_MULTI) == 0 ||
((s->trnmod & SDHC_TRNS_BLK_CNT_EN) && (s->blkcnt == 0)) ||
/* stop at gap request */
(s->stopped_state == sdhc_gap_read &&
!(s->prnsts & SDHC_DAT_LINE_ACTIVE))) {
SDHCI_GET_CLASS(s)->end_data_transfer(s);
} else { /* if there are more data, read next block from card */
SDHCI_GET_CLASS(s)->read_block_from_card(s);
}
break;
}
}
return value;
}
| 18,362 |
qemu | 2d0d2837dcf786da415cf4165d37f4ddd684ff57 | 0 | static void pc_fw_add_pflash_drv(void)
{
QemuOpts *opts;
QEMUMachine *machine;
char *filename;
if (bios_name == NULL) {
bios_name = BIOS_FILENAME;
}
filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
opts = drive_add(IF_PFLASH, -1, filename, "readonly=on");
g_free(filename);
if (opts == NULL) {
return;
}
machine = find_default_machine();
if (machine == NULL) {
return;
}
if (!drive_init(opts, machine->use_scsi)) {
qemu_opts_del(opts);
}
}
| 18,363 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | static void escc_mem_write(void *opaque, target_phys_addr_t addr,
uint64_t val, unsigned size)
{
SerialState *serial = opaque;
ChannelState *s;
uint32_t saddr;
int newreg, channel;
val &= 0xff;
saddr = (addr >> serial->it_shift) & 1;
channel = (addr >> (serial->it_shift + 1)) & 1;
s = &serial->chn[channel];
switch (saddr) {
case SERIAL_CTRL:
trace_escc_mem_writeb_ctrl(CHN_C(s), s->reg, val & 0xff);
newreg = 0;
switch (s->reg) {
case W_CMD:
newreg = val & CMD_PTR_MASK;
val &= CMD_CMD_MASK;
switch (val) {
case CMD_HI:
newreg |= CMD_HI;
break;
case CMD_CLR_TXINT:
clr_txint(s);
break;
case CMD_CLR_IUS:
if (s->rxint_under_svc) {
s->rxint_under_svc = 0;
if (s->txint) {
set_txint(s);
}
} else if (s->txint_under_svc) {
s->txint_under_svc = 0;
}
escc_update_irq(s);
break;
default:
break;
}
break;
case W_INTR ... W_RXCTRL:
case W_SYNC1 ... W_TXBUF:
case W_MISC1 ... W_CLOCK:
case W_MISC2 ... W_EXTINT:
s->wregs[s->reg] = val;
break;
case W_TXCTRL1:
case W_TXCTRL2:
s->wregs[s->reg] = val;
escc_update_parameters(s);
break;
case W_BRGLO:
case W_BRGHI:
s->wregs[s->reg] = val;
s->rregs[s->reg] = val;
escc_update_parameters(s);
break;
case W_MINTR:
switch (val & MINTR_RST_MASK) {
case 0:
default:
break;
case MINTR_RST_B:
escc_reset_chn(&serial->chn[0]);
return;
case MINTR_RST_A:
escc_reset_chn(&serial->chn[1]);
return;
case MINTR_RST_ALL:
escc_reset(&serial->busdev.qdev);
return;
}
break;
default:
break;
}
if (s->reg == 0)
s->reg = newreg;
else
s->reg = 0;
break;
case SERIAL_DATA:
trace_escc_mem_writeb_data(CHN_C(s), val);
s->tx = val;
if (s->wregs[W_TXCTRL2] & TXCTRL2_TXEN) { // tx enabled
if (s->chr)
qemu_chr_fe_write(s->chr, &s->tx, 1);
else if (s->type == kbd && !s->disabled) {
handle_kbd_command(s, val);
}
}
s->rregs[R_STATUS] |= STATUS_TXEMPTY; // Tx buffer empty
s->rregs[R_SPEC] |= SPEC_ALLSENT; // All sent
set_txint(s);
break;
default:
break;
}
}
| 18,364 |
FFmpeg | 476d301316aa5436c1d26cfc4858f36875637853 | 0 | int ff_cbs_write_packet(CodedBitstreamContext *ctx,
AVPacket *pkt,
CodedBitstreamFragment *frag)
{
int err;
err = ff_cbs_write_fragment_data(ctx, frag);
if (err < 0)
return err;
av_new_packet(pkt, frag->data_size);
if (err < 0)
return err;
memcpy(pkt->data, frag->data, frag->data_size);
pkt->size = frag->data_size;
return 0;
}
| 18,365 |
FFmpeg | d6604b29ef544793479d7fb4e05ef6622bb3e534 | 0 | static av_cold int sunrast_encode_close(AVCodecContext *avctx)
{
av_frame_free(&avctx->coded_frame);
return 0;
}
| 18,367 |
FFmpeg | 480178a29587df8ed6d5e93bfe79e4a08a61f9e1 | 0 | static void RENAME(yadif_filter_line)(uint8_t *dst, uint8_t *prev, uint8_t *cur,
uint8_t *next, int w, int prefs,
int mrefs, int parity, int mode)
{
DECLARE_ALIGNED(16, uint8_t, tmp0)[16];
DECLARE_ALIGNED(16, uint8_t, tmp1)[16];
DECLARE_ALIGNED(16, uint8_t, tmp2)[16];
DECLARE_ALIGNED(16, uint8_t, tmp3)[16];
int x;
#define FILTER\
for(x=0; x<w; x+=STEP){\
__asm__ volatile(\
"pxor "MM"7, "MM"7 \n\t"\
LOAD("(%[cur],%[mrefs])", MM"0") /* c = cur[x-refs] */\
LOAD("(%[cur],%[prefs])", MM"1") /* e = cur[x+refs] */\
LOAD("(%["prev2"])", MM"2") /* prev2[x] */\
LOAD("(%["next2"])", MM"3") /* next2[x] */\
MOVQ" "MM"3, "MM"4 \n\t"\
"paddw "MM"2, "MM"3 \n\t"\
"psraw $1, "MM"3 \n\t" /* d = (prev2[x] + next2[x])>>1 */\
MOVQ" "MM"0, %[tmp0] \n\t" /* c */\
MOVQ" "MM"3, %[tmp1] \n\t" /* d */\
MOVQ" "MM"1, %[tmp2] \n\t" /* e */\
"psubw "MM"4, "MM"2 \n\t"\
PABS( MM"4", MM"2") /* temporal_diff0 */\
LOAD("(%[prev],%[mrefs])", MM"3") /* prev[x-refs] */\
LOAD("(%[prev],%[prefs])", MM"4") /* prev[x+refs] */\
"psubw "MM"0, "MM"3 \n\t"\
"psubw "MM"1, "MM"4 \n\t"\
PABS( MM"5", MM"3")\
PABS( MM"5", MM"4")\
"paddw "MM"4, "MM"3 \n\t" /* temporal_diff1 */\
"psrlw $1, "MM"2 \n\t"\
"psrlw $1, "MM"3 \n\t"\
"pmaxsw "MM"3, "MM"2 \n\t"\
LOAD("(%[next],%[mrefs])", MM"3") /* next[x-refs] */\
LOAD("(%[next],%[prefs])", MM"4") /* next[x+refs] */\
"psubw "MM"0, "MM"3 \n\t"\
"psubw "MM"1, "MM"4 \n\t"\
PABS( MM"5", MM"3")\
PABS( MM"5", MM"4")\
"paddw "MM"4, "MM"3 \n\t" /* temporal_diff2 */\
"psrlw $1, "MM"3 \n\t"\
"pmaxsw "MM"3, "MM"2 \n\t"\
MOVQ" "MM"2, %[tmp3] \n\t" /* diff */\
\
"paddw "MM"0, "MM"1 \n\t"\
"paddw "MM"0, "MM"0 \n\t"\
"psubw "MM"1, "MM"0 \n\t"\
"psrlw $1, "MM"1 \n\t" /* spatial_pred */\
PABS( MM"2", MM"0") /* ABS(c-e) */\
\
MOVQU" -1(%[cur],%[mrefs]), "MM"2 \n\t" /* cur[x-refs-1] */\
MOVQU" -1(%[cur],%[prefs]), "MM"3 \n\t" /* cur[x+refs-1] */\
MOVQ" "MM"2, "MM"4 \n\t"\
"psubusb "MM"3, "MM"2 \n\t"\
"psubusb "MM"4, "MM"3 \n\t"\
"pmaxub "MM"3, "MM"2 \n\t"\
PSHUF(MM"3", MM"2") \
"punpcklbw "MM"7, "MM"2 \n\t" /* ABS(cur[x-refs-1] - cur[x+refs-1]) */\
"punpcklbw "MM"7, "MM"3 \n\t" /* ABS(cur[x-refs+1] - cur[x+refs+1]) */\
"paddw "MM"2, "MM"0 \n\t"\
"paddw "MM"3, "MM"0 \n\t"\
"psubw "MANGLE(pw_1)", "MM"0 \n\t" /* spatial_score */\
\
CHECK(-2,0)\
CHECK1\
CHECK(-3,1)\
CHECK2\
CHECK(0,-2)\
CHECK1\
CHECK(1,-3)\
CHECK2\
\
/* if(p->mode<2) ... */\
MOVQ" %[tmp3], "MM"6 \n\t" /* diff */\
"cmpl $2, %[mode] \n\t"\
"jge 1f \n\t"\
LOAD("(%["prev2"],%[mrefs],2)", MM"2") /* prev2[x-2*refs] */\
LOAD("(%["next2"],%[mrefs],2)", MM"4") /* next2[x-2*refs] */\
LOAD("(%["prev2"],%[prefs],2)", MM"3") /* prev2[x+2*refs] */\
LOAD("(%["next2"],%[prefs],2)", MM"5") /* next2[x+2*refs] */\
"paddw "MM"4, "MM"2 \n\t"\
"paddw "MM"5, "MM"3 \n\t"\
"psrlw $1, "MM"2 \n\t" /* b */\
"psrlw $1, "MM"3 \n\t" /* f */\
MOVQ" %[tmp0], "MM"4 \n\t" /* c */\
MOVQ" %[tmp1], "MM"5 \n\t" /* d */\
MOVQ" %[tmp2], "MM"7 \n\t" /* e */\
"psubw "MM"4, "MM"2 \n\t" /* b-c */\
"psubw "MM"7, "MM"3 \n\t" /* f-e */\
MOVQ" "MM"5, "MM"0 \n\t"\
"psubw "MM"4, "MM"5 \n\t" /* d-c */\
"psubw "MM"7, "MM"0 \n\t" /* d-e */\
MOVQ" "MM"2, "MM"4 \n\t"\
"pminsw "MM"3, "MM"2 \n\t"\
"pmaxsw "MM"4, "MM"3 \n\t"\
"pmaxsw "MM"5, "MM"2 \n\t"\
"pminsw "MM"5, "MM"3 \n\t"\
"pmaxsw "MM"0, "MM"2 \n\t" /* max */\
"pminsw "MM"0, "MM"3 \n\t" /* min */\
"pxor "MM"4, "MM"4 \n\t"\
"pmaxsw "MM"3, "MM"6 \n\t"\
"psubw "MM"2, "MM"4 \n\t" /* -max */\
"pmaxsw "MM"4, "MM"6 \n\t" /* diff= MAX3(diff, min, -max); */\
"1: \n\t"\
\
MOVQ" %[tmp1], "MM"2 \n\t" /* d */\
MOVQ" "MM"2, "MM"3 \n\t"\
"psubw "MM"6, "MM"2 \n\t" /* d-diff */\
"paddw "MM"6, "MM"3 \n\t" /* d+diff */\
"pmaxsw "MM"2, "MM"1 \n\t"\
"pminsw "MM"3, "MM"1 \n\t" /* d = clip(spatial_pred, d-diff, d+diff); */\
"packuswb "MM"1, "MM"1 \n\t"\
\
:[tmp0]"=m"(tmp0),\
[tmp1]"=m"(tmp1),\
[tmp2]"=m"(tmp2),\
[tmp3]"=m"(tmp3)\
:[prev] "r"(prev),\
[cur] "r"(cur),\
[next] "r"(next),\
[prefs]"r"((x86_reg)prefs),\
[mrefs]"r"((x86_reg)mrefs),\
[mode] "g"(mode)\
);\
__asm__ volatile(MOV" "MM"1, %0" :"=m"(*dst));\
dst += STEP;\
prev+= STEP;\
cur += STEP;\
next+= STEP;\
}
if (parity) {
#define prev2 "prev"
#define next2 "cur"
FILTER
#undef prev2
#undef next2
} else {
#define prev2 "cur"
#define next2 "next"
FILTER
#undef prev2
#undef next2
}
}
| 18,368 |
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