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0 | void ff_read_frame_flush(AVFormatContext *s) { AVStream *st; int i, j; flush_packet_queue(s); s->cur_st = NULL; /* for each stream, reset read state */ for(i = 0; i < s->nb_streams; i++) { st = s->streams[i]; if (st->parser) { av_parser_close(st->parser); st->parser = NULL; av_free_packet(&st->cur_pkt); } st->last_IP_pts = AV_NOPTS_VALUE; st->cur_dts = AV_NOPTS_VALUE; /* we set the current DTS to an unspecified origin */ st->reference_dts = AV_NOPTS_VALUE; /* fail safe */ st->cur_ptr = NULL; st->cur_len = 0; st->probe_packets = MAX_PROBE_PACKETS; for(j=0; j<MAX_REORDER_DELAY+1; j++) st->pts_buffer[j]= AV_NOPTS_VALUE; } } | 16,573 |
0 | void av_register_input_format(AVInputFormat *format) { AVInputFormat **p = &first_iformat; while (*p != NULL) p = &(*p)->next; *p = format; format->next = NULL; } | 16,574 |
0 | static void set_http_options(AVFormatContext *s, AVDictionary **options, HLSContext *c) { const char *proto = avio_find_protocol_name(s->filename); int http_base_proto = !av_strcasecmp(proto, "http") || !av_strcasecmp(proto, "https"); if (c->method) { av_dict_set(options, "method", c->method, 0); } else if (proto && http_base_proto) { av_log(c, AV_LOG_WARNING, "No HTTP method set, hls muxer defaulting to method PUT.\n"); av_dict_set(options, "method", "PUT", 0); } } | 16,575 |
0 | static int mov_read_ctts(MOVContext *c, ByteIOContext *pb, MOVAtom atom) { AVStream *st = c->fc->streams[c->fc->nb_streams-1]; MOVStreamContext *sc = st->priv_data; unsigned int i, entries; get_byte(pb); /* version */ get_be24(pb); /* flags */ entries = get_be32(pb); dprintf(c->fc, "track[%i].ctts.entries = %i\n", c->fc->nb_streams-1, entries); if(entries >= UINT_MAX / sizeof(*sc->ctts_data)) return -1; sc->ctts_data = av_malloc(entries * sizeof(*sc->ctts_data)); if (!sc->ctts_data) return AVERROR(ENOMEM); sc->ctts_count = entries; for(i=0; i<entries; i++) { int count =get_be32(pb); int duration =get_be32(pb); sc->ctts_data[i].count = count; sc->ctts_data[i].duration= duration; } return 0; } | 16,576 |
0 | int cpu_cris_handle_mmu_fault (CPUState *env, target_ulong address, int rw, int mmu_idx, int is_softmmu) { struct cris_mmu_result res; int prot, miss; int r = -1; target_ulong phy; D(printf ("%s addr=%x pc=%x rw=%x\n", __func__, address, env->pc, rw)); miss = cris_mmu_translate(&res, env, address & TARGET_PAGE_MASK, rw, mmu_idx, 0); if (miss) { if (env->exception_index == EXCP_BUSFAULT) cpu_abort(env, "CRIS: Illegal recursive bus fault." "addr=%x rw=%d\n", address, rw); env->pregs[PR_EDA] = address; env->exception_index = EXCP_BUSFAULT; env->fault_vector = res.bf_vec; r = 1; } else { /* * Mask off the cache selection bit. The ETRAX busses do not * see the top bit. */ phy = res.phy & ~0x80000000; prot = res.prot; tlb_set_page(env, address & TARGET_PAGE_MASK, phy, prot | PAGE_EXEC, mmu_idx, TARGET_PAGE_SIZE); r = 0; } if (r > 0) D_LOG("%s returns %d irqreq=%x addr=%x" " phy=%x ismmu=%d vec=%x pc=%x\n", __func__, r, env->interrupt_request, address, res.phy, is_softmmu, res.bf_vec, env->pc); return r; } | 16,579 |
0 | static av_always_inline void rv40_adaptive_loop_filter(uint8_t *src, const int step, const int stride, const int dmode, const int lim_q1, const int lim_p1, const int alpha, const int beta, const int beta2, const int chroma, const int edge) { int diff_p1p0[4], diff_q1q0[4], diff_p1p2[4], diff_q1q2[4]; int sum_p1p0 = 0, sum_q1q0 = 0, sum_p1p2 = 0, sum_q1q2 = 0; uint8_t *ptr; int flag_strong0 = 1, flag_strong1 = 1; int filter_p1, filter_q1; int i; int lims; for(i = 0, ptr = src; i < 4; i++, ptr += stride){ diff_p1p0[i] = ptr[-2*step] - ptr[-1*step]; diff_q1q0[i] = ptr[ 1*step] - ptr[ 0*step]; sum_p1p0 += diff_p1p0[i]; sum_q1q0 += diff_q1q0[i]; } filter_p1 = FFABS(sum_p1p0) < (beta<<2); filter_q1 = FFABS(sum_q1q0) < (beta<<2); if(!filter_p1 && !filter_q1) return; for(i = 0, ptr = src; i < 4; i++, ptr += stride){ diff_p1p2[i] = ptr[-2*step] - ptr[-3*step]; diff_q1q2[i] = ptr[ 1*step] - ptr[ 2*step]; sum_p1p2 += diff_p1p2[i]; sum_q1q2 += diff_q1q2[i]; } if(edge){ flag_strong0 = filter_p1 && (FFABS(sum_p1p2) < beta2); flag_strong1 = filter_q1 && (FFABS(sum_q1q2) < beta2); }else{ flag_strong0 = flag_strong1 = 0; } lims = filter_p1 + filter_q1 + ((lim_q1 + lim_p1) >> 1) + 1; if(flag_strong0 && flag_strong1){ /* strong filtering */ for(i = 0; i < 4; i++, src += stride){ int sflag, p0, q0, p1, q1; int t = src[0*step] - src[-1*step]; if(!t) continue; sflag = (alpha * FFABS(t)) >> 7; if(sflag > 1) continue; p0 = (25*src[-3*step] + 26*src[-2*step] + 26*src[-1*step] + 26*src[ 0*step] + 25*src[ 1*step] + rv40_dither_l[dmode + i]) >> 7; q0 = (25*src[-2*step] + 26*src[-1*step] + 26*src[ 0*step] + 26*src[ 1*step] + 25*src[ 2*step] + rv40_dither_r[dmode + i]) >> 7; if(sflag){ p0 = av_clip(p0, src[-1*step] - lims, src[-1*step] + lims); q0 = av_clip(q0, src[ 0*step] - lims, src[ 0*step] + lims); } p1 = (25*src[-4*step] + 26*src[-3*step] + 26*src[-2*step] + 26*p0 + 25*src[ 0*step] + rv40_dither_l[dmode + i]) >> 7; q1 = (25*src[-1*step] + 26*q0 + 26*src[ 1*step] + 26*src[ 2*step] + 25*src[ 3*step] + rv40_dither_r[dmode + i]) >> 7; if(sflag){ p1 = av_clip(p1, src[-2*step] - lims, src[-2*step] + lims); q1 = av_clip(q1, src[ 1*step] - lims, src[ 1*step] + lims); } src[-2*step] = p1; src[-1*step] = p0; src[ 0*step] = q0; src[ 1*step] = q1; if(!chroma){ src[-3*step] = (25*src[-1*step] + 26*src[-2*step] + 51*src[-3*step] + 26*src[-4*step] + 64) >> 7; src[ 2*step] = (25*src[ 0*step] + 26*src[ 1*step] + 51*src[ 2*step] + 26*src[ 3*step] + 64) >> 7; } } }else if(filter_p1 && filter_q1){ for(i = 0; i < 4; i++, src += stride) rv40_weak_loop_filter(src, step, 1, 1, alpha, beta, lims, lim_q1, lim_p1, diff_p1p0[i], diff_q1q0[i], diff_p1p2[i], diff_q1q2[i]); }else{ for(i = 0; i < 4; i++, src += stride) rv40_weak_loop_filter(src, step, filter_p1, filter_q1, alpha, beta, lims>>1, lim_q1>>1, lim_p1>>1, diff_p1p0[i], diff_q1q0[i], diff_p1p2[i], diff_q1q2[i]); } } | 16,580 |
0 | void framebuffer_update_display( DisplayState *ds, MemoryRegion *address_space, target_phys_addr_t base, int cols, /* Width in pixels. */ int rows, /* Height in pixels. */ int src_width, /* Length of source line, in bytes. */ int dest_row_pitch, /* Bytes between adjacent horizontal output pixels. */ int dest_col_pitch, /* Bytes between adjacent vertical output pixels. */ int invalidate, /* nonzero to redraw the whole image. */ drawfn fn, void *opaque, int *first_row, /* Input and output. */ int *last_row /* Output only */) { target_phys_addr_t src_len; uint8_t *dest; uint8_t *src; uint8_t *src_base; int first, last = 0; int dirty; int i; ram_addr_t addr; MemoryRegionSection mem_section; MemoryRegion *mem; i = *first_row; *first_row = -1; src_len = src_width * rows; mem_section = memory_region_find(address_space, base, src_len); if (mem_section.size != src_len || !memory_region_is_ram(mem_section.mr)) { return; } mem = mem_section.mr; assert(mem); assert(mem_section.offset_within_address_space == base); memory_region_sync_dirty_bitmap(mem); src_base = cpu_physical_memory_map(base, &src_len, 0); /* If we can't map the framebuffer then bail. We could try harder, but it's not really worth it as dirty flag tracking will probably already have failed above. */ if (!src_base) return; if (src_len != src_width * rows) { cpu_physical_memory_unmap(src_base, src_len, 0, 0); return; } src = src_base; dest = ds_get_data(ds); if (dest_col_pitch < 0) dest -= dest_col_pitch * (cols - 1); if (dest_row_pitch < 0) { dest -= dest_row_pitch * (rows - 1); } first = -1; addr = mem_section.offset_within_region; addr += i * src_width; src += i * src_width; dest += i * dest_row_pitch; for (; i < rows; i++) { dirty = memory_region_get_dirty(mem, addr, src_width, DIRTY_MEMORY_VGA); if (dirty || invalidate) { fn(opaque, dest, src, cols, dest_col_pitch); if (first == -1) first = i; last = i; } addr += src_width; src += src_width; dest += dest_row_pitch; } cpu_physical_memory_unmap(src_base, src_len, 0, 0); if (first < 0) { return; } memory_region_reset_dirty(mem, mem_section.offset_within_region, src_len, DIRTY_MEMORY_VGA); *first_row = first; *last_row = last; } | 16,581 |
0 | build_mcfg(GArray *table_data, GArray *linker, VirtGuestInfo *guest_info) { AcpiTableMcfg *mcfg; const MemMapEntry *memmap = guest_info->memmap; int len = sizeof(*mcfg) + sizeof(mcfg->allocation[0]); mcfg = acpi_data_push(table_data, len); mcfg->allocation[0].address = cpu_to_le64(memmap[VIRT_PCIE_ECAM].base); /* Only a single allocation so no need to play with segments */ mcfg->allocation[0].pci_segment = cpu_to_le16(0); mcfg->allocation[0].start_bus_number = 0; mcfg->allocation[0].end_bus_number = (memmap[VIRT_PCIE_ECAM].size / PCIE_MMCFG_SIZE_MIN) - 1; build_header(linker, table_data, (void *)mcfg, "MCFG", len, 1, NULL); } | 16,583 |
0 | static void bdrv_raw_init(void) { bdrv_register(&bdrv_raw); bdrv_register(&bdrv_host_device); } | 16,586 |
0 | void helper_lock(void) { spin_lock(&global_cpu_lock); } | 16,587 |
0 | static void handle_input(VirtIODevice *vdev, VirtQueue *vq) { VirtIORNG *vrng = DO_UPCAST(VirtIORNG, vdev, vdev); size_t size; size = pop_an_elem(vrng); if (size) { rng_backend_request_entropy(vrng->rng, size, chr_read, vrng); } } | 16,588 |
0 | bool vfio_blacklist_opt_rom(VFIOPCIDevice *vdev) { PCIDevice *pdev = &vdev->pdev; uint16_t vendor_id, device_id; int count = 0; vendor_id = pci_get_word(pdev->config + PCI_VENDOR_ID); device_id = pci_get_word(pdev->config + PCI_DEVICE_ID); while (count < ARRAY_SIZE(romblacklist)) { if (romblacklist[count].vendor_id == vendor_id && romblacklist[count].device_id == device_id) { return true; } count++; } return false; } | 16,589 |
0 | static PCIDevice *do_pci_register_device(PCIDevice *pci_dev, PCIBus *bus, const char *name, int devfn, PCIConfigReadFunc *config_read, PCIConfigWriteFunc *config_write) { if (devfn < 0) { for(devfn = bus->devfn_min ; devfn < 256; devfn += 8) { if (!bus->devices[devfn]) goto found; } return NULL; found: ; } else if (bus->devices[devfn]) { return NULL; } pci_dev->bus = bus; pci_dev->devfn = devfn; pstrcpy(pci_dev->name, sizeof(pci_dev->name), name); memset(pci_dev->irq_state, 0, sizeof(pci_dev->irq_state)); pci_config_alloc(pci_dev); pci_set_default_subsystem_id(pci_dev); pci_init_cmask(pci_dev); pci_init_wmask(pci_dev); if (!config_read) config_read = pci_default_read_config; if (!config_write) config_write = pci_default_write_config; pci_dev->config_read = config_read; pci_dev->config_write = config_write; bus->devices[devfn] = pci_dev; pci_dev->irq = qemu_allocate_irqs(pci_set_irq, pci_dev, PCI_NUM_PINS); pci_dev->version_id = 2; /* Current pci device vmstate version */ return pci_dev; } | 16,590 |
0 | static int pcm_decode_frame(AVCodecContext *avctx, void *data, int *got_frame_ptr, AVPacket *avpkt) { const uint8_t *src = avpkt->data; int buf_size = avpkt->size; PCMDecode *s = avctx->priv_data; int sample_size, c, n, ret, samples_per_block; uint8_t *samples; int32_t *dst_int32_t; sample_size = av_get_bits_per_sample(avctx->codec_id) / 8; /* av_get_bits_per_sample returns 0 for AV_CODEC_ID_PCM_DVD */ samples_per_block = 1; if (AV_CODEC_ID_PCM_DVD == avctx->codec_id) { if (avctx->bits_per_coded_sample != 20 && avctx->bits_per_coded_sample != 24) { av_log(avctx, AV_LOG_ERROR, "PCM DVD unsupported sample depth\n"); return AVERROR(EINVAL); } /* 2 samples are interleaved per block in PCM_DVD */ samples_per_block = 2; sample_size = avctx->bits_per_coded_sample * 2 / 8; } else if (avctx->codec_id == AV_CODEC_ID_PCM_LXF) { /* we process 40-bit blocks per channel for LXF */ samples_per_block = 2; sample_size = 5; } if (sample_size == 0) { av_log(avctx, AV_LOG_ERROR, "Invalid sample_size\n"); return AVERROR(EINVAL); } n = avctx->channels * sample_size; if (n && buf_size % n) { if (buf_size < n) { av_log(avctx, AV_LOG_ERROR, "invalid PCM packet\n"); return -1; } else buf_size -= buf_size % n; } n = buf_size / sample_size; /* get output buffer */ s->frame.nb_samples = n * samples_per_block / avctx->channels; if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) { av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n"); return ret; } samples = s->frame.data[0]; switch (avctx->codec->id) { case AV_CODEC_ID_PCM_U32LE: DECODE(32, le32, src, samples, n, 0, 0x80000000) break; case AV_CODEC_ID_PCM_U32BE: DECODE(32, be32, src, samples, n, 0, 0x80000000) break; case AV_CODEC_ID_PCM_S24LE: DECODE(32, le24, src, samples, n, 8, 0) break; case AV_CODEC_ID_PCM_S24BE: DECODE(32, be24, src, samples, n, 8, 0) break; case AV_CODEC_ID_PCM_U24LE: DECODE(32, le24, src, samples, n, 8, 0x800000) break; case AV_CODEC_ID_PCM_U24BE: DECODE(32, be24, src, samples, n, 8, 0x800000) break; case AV_CODEC_ID_PCM_S24DAUD: for (; n > 0; n--) { uint32_t v = bytestream_get_be24(&src); v >>= 4; // sync flags are here AV_WN16A(samples, ff_reverse[(v >> 8) & 0xff] + (ff_reverse[v & 0xff] << 8)); samples += 2; } break; case AV_CODEC_ID_PCM_S16LE_PLANAR: { n /= avctx->channels; for (c = 0; c < avctx->channels; c++) { samples = s->frame.extended_data[c]; #if HAVE_BIGENDIAN DECODE(16, le16, src, samples, n, 0, 0) #else memcpy(samples, src, n * 2); #endif src += n * 2; } break; } case AV_CODEC_ID_PCM_U16LE: DECODE(16, le16, src, samples, n, 0, 0x8000) break; case AV_CODEC_ID_PCM_U16BE: DECODE(16, be16, src, samples, n, 0, 0x8000) break; case AV_CODEC_ID_PCM_S8: for (; n > 0; n--) *samples++ = *src++ + 128; break; #if HAVE_BIGENDIAN case AV_CODEC_ID_PCM_F64LE: DECODE(64, le64, src, samples, n, 0, 0) break; case AV_CODEC_ID_PCM_S32LE: case AV_CODEC_ID_PCM_F32LE: DECODE(32, le32, src, samples, n, 0, 0) break; case AV_CODEC_ID_PCM_S16LE: DECODE(16, le16, src, samples, n, 0, 0) break; case AV_CODEC_ID_PCM_F64BE: case AV_CODEC_ID_PCM_F32BE: case AV_CODEC_ID_PCM_S32BE: case AV_CODEC_ID_PCM_S16BE: #else case AV_CODEC_ID_PCM_F64BE: DECODE(64, be64, src, samples, n, 0, 0) break; case AV_CODEC_ID_PCM_F32BE: case AV_CODEC_ID_PCM_S32BE: DECODE(32, be32, src, samples, n, 0, 0) break; case AV_CODEC_ID_PCM_S16BE: DECODE(16, be16, src, samples, n, 0, 0) break; case AV_CODEC_ID_PCM_F64LE: case AV_CODEC_ID_PCM_F32LE: case AV_CODEC_ID_PCM_S32LE: case AV_CODEC_ID_PCM_S16LE: #endif /* HAVE_BIGENDIAN */ case AV_CODEC_ID_PCM_U8: memcpy(samples, src, n * sample_size); break; case AV_CODEC_ID_PCM_ZORK: for (; n > 0; n--) { int v = *src++; if (v < 128) v = 128 - v; *samples++ = v; } break; case AV_CODEC_ID_PCM_ALAW: case AV_CODEC_ID_PCM_MULAW: for (; n > 0; n--) { AV_WN16A(samples, s->table[*src++]); samples += 2; } break; case AV_CODEC_ID_PCM_DVD: { const uint8_t *src8; dst_int32_t = (int32_t *)s->frame.data[0]; n /= avctx->channels; switch (avctx->bits_per_coded_sample) { case 20: while (n--) { c = avctx->channels; src8 = src + 4 * c; while (c--) { *dst_int32_t++ = (bytestream_get_be16(&src) << 16) + ((*src8 & 0xf0) << 8); *dst_int32_t++ = (bytestream_get_be16(&src) << 16) + ((*src8++ & 0x0f) << 12); } src = src8; } break; case 24: while (n--) { c = avctx->channels; src8 = src + 4 * c; while (c--) { *dst_int32_t++ = (bytestream_get_be16(&src) << 16) + ((*src8++) << 8); *dst_int32_t++ = (bytestream_get_be16(&src) << 16) + ((*src8++) << 8); } src = src8; } break; } break; } case AV_CODEC_ID_PCM_LXF: { int i; n /= avctx->channels; for (c = 0; c < avctx->channels; c++) { dst_int32_t = (int32_t *)s->frame.extended_data[c]; for (i = 0; i < n; i++) { // extract low 20 bits and expand to 32 bits *dst_int32_t++ = (src[2] << 28) | (src[1] << 20) | (src[0] << 12) | ((src[2] & 0x0F) << 8) | src[1]; // extract high 20 bits and expand to 32 bits *dst_int32_t++ = (src[4] << 24) | (src[3] << 16) | ((src[2] & 0xF0) << 8) | (src[4] << 4) | (src[3] >> 4); src += 5; } } break; } default: return -1; } *got_frame_ptr = 1; *(AVFrame *)data = s->frame; return buf_size; } | 16,591 |
0 | void bmdma_cmd_writeb(BMDMAState *bm, uint32_t val) { #ifdef DEBUG_IDE printf("%s: 0x%08x\n", __func__, val); #endif /* Ignore writes to SSBM if it keeps the old value */ if ((val & BM_CMD_START) != (bm->cmd & BM_CMD_START)) { if (!(val & BM_CMD_START)) { /* * We can't cancel Scatter Gather DMA in the middle of the * operation or a partial (not full) DMA transfer would reach * the storage so we wait for completion instead (we beahve * like if the DMA was completed by the time the guest trying * to cancel dma with bmdma_cmd_writeb with BM_CMD_START not * set). * * In the future we'll be able to safely cancel the I/O if the * whole DMA operation will be submitted to disk with a single * aio operation with preadv/pwritev. */ if (bm->bus->dma->aiocb) { qemu_aio_flush(); assert(bm->bus->dma->aiocb == NULL); assert((bm->status & BM_STATUS_DMAING) == 0); } } else { bm->cur_addr = bm->addr; if (!(bm->status & BM_STATUS_DMAING)) { bm->status |= BM_STATUS_DMAING; /* start dma transfer if possible */ if (bm->dma_cb) bm->dma_cb(bmdma_active_if(bm), 0); } } } bm->cmd = val & 0x09; } | 16,592 |
0 | static void virtio_9p_get_config(VirtIODevice *vdev, uint8_t *config) { struct virtio_9p_config *cfg; V9fsState *s = to_virtio_9p(vdev); cfg = g_malloc0(sizeof(struct virtio_9p_config) + s->tag_len); stw_raw(&cfg->tag_len, s->tag_len); memcpy(cfg->tag, s->tag, s->tag_len); memcpy(config, cfg, s->config_size); g_free(cfg); } | 16,593 |
0 | static NetSocketState *net_socket_fd_init_dgram(NetClientState *peer, const char *model, const char *name, int fd, int is_connected) { struct sockaddr_in saddr; int newfd; socklen_t saddr_len; NetClientState *nc; NetSocketState *s; /* fd passed: multicast: "learn" dgram_dst address from bound address and save it * Because this may be "shared" socket from a "master" process, datagrams would be recv() * by ONLY ONE process: we must "clone" this dgram socket --jjo */ if (is_connected) { if (getsockname(fd, (struct sockaddr *) &saddr, &saddr_len) == 0) { /* must be bound */ if (saddr.sin_addr.s_addr == 0) { fprintf(stderr, "qemu: error: init_dgram: fd=%d unbound, " "cannot setup multicast dst addr\n", fd); goto err; } /* clone dgram socket */ newfd = net_socket_mcast_create(&saddr, NULL); if (newfd < 0) { /* error already reported by net_socket_mcast_create() */ goto err; } /* clone newfd to fd, close newfd */ dup2(newfd, fd); close(newfd); } else { fprintf(stderr, "qemu: error: init_dgram: fd=%d failed getsockname(): %s\n", fd, strerror(errno)); goto err; } } nc = qemu_new_net_client(&net_dgram_socket_info, peer, model, name); snprintf(nc->info_str, sizeof(nc->info_str), "socket: fd=%d (%s mcast=%s:%d)", fd, is_connected ? "cloned" : "", inet_ntoa(saddr.sin_addr), ntohs(saddr.sin_port)); s = DO_UPCAST(NetSocketState, nc, nc); s->fd = fd; s->listen_fd = -1; s->send_fn = net_socket_send_dgram; net_socket_read_poll(s, true); /* mcast: save bound address as dst */ if (is_connected) { s->dgram_dst = saddr; } return s; err: closesocket(fd); return NULL; } | 16,594 |
0 | static int qcow2_create2(const char *filename, int64_t total_size, const char *backing_file, const char *backing_format, int flags, size_t cluster_size, int prealloc, QEMUOptionParameter *options, int version, Error **errp) { /* Calculate cluster_bits */ int cluster_bits; cluster_bits = ffs(cluster_size) - 1; if (cluster_bits < MIN_CLUSTER_BITS || cluster_bits > MAX_CLUSTER_BITS || (1 << cluster_bits) != cluster_size) { error_setg(errp, "Cluster size must be a power of two between %d and " "%dk", 1 << MIN_CLUSTER_BITS, 1 << (MAX_CLUSTER_BITS - 10)); return -EINVAL; } /* * Open the image file and write a minimal qcow2 header. * * We keep things simple and start with a zero-sized image. We also * do without refcount blocks or a L1 table for now. We'll fix the * inconsistency later. * * We do need a refcount table because growing the refcount table means * allocating two new refcount blocks - the seconds of which would be at * 2 GB for 64k clusters, and we don't want to have a 2 GB initial file * size for any qcow2 image. */ BlockDriverState* bs; QCowHeader header; uint8_t* refcount_table; Error *local_err = NULL; int ret; ret = bdrv_create_file(filename, options, &local_err); if (ret < 0) { error_propagate(errp, local_err); return ret; } ret = bdrv_file_open(&bs, filename, NULL, BDRV_O_RDWR, &local_err); if (ret < 0) { error_propagate(errp, local_err); return ret; } /* Write the header */ memset(&header, 0, sizeof(header)); header.magic = cpu_to_be32(QCOW_MAGIC); header.version = cpu_to_be32(version); header.cluster_bits = cpu_to_be32(cluster_bits); header.size = cpu_to_be64(0); header.l1_table_offset = cpu_to_be64(0); header.l1_size = cpu_to_be32(0); header.refcount_table_offset = cpu_to_be64(cluster_size); header.refcount_table_clusters = cpu_to_be32(1); header.refcount_order = cpu_to_be32(3 + REFCOUNT_SHIFT); header.header_length = cpu_to_be32(sizeof(header)); if (flags & BLOCK_FLAG_ENCRYPT) { header.crypt_method = cpu_to_be32(QCOW_CRYPT_AES); } else { header.crypt_method = cpu_to_be32(QCOW_CRYPT_NONE); } if (flags & BLOCK_FLAG_LAZY_REFCOUNTS) { header.compatible_features |= cpu_to_be64(QCOW2_COMPAT_LAZY_REFCOUNTS); } ret = bdrv_pwrite(bs, 0, &header, sizeof(header)); if (ret < 0) { error_setg_errno(errp, -ret, "Could not write qcow2 header"); goto out; } /* Write an empty refcount table */ refcount_table = g_malloc0(cluster_size); ret = bdrv_pwrite(bs, cluster_size, refcount_table, cluster_size); g_free(refcount_table); if (ret < 0) { error_setg_errno(errp, -ret, "Could not write refcount table"); goto out; } bdrv_close(bs); /* * And now open the image and make it consistent first (i.e. increase the * refcount of the cluster that is occupied by the header and the refcount * table) */ BlockDriver* drv = bdrv_find_format("qcow2"); assert(drv != NULL); ret = bdrv_open(bs, filename, NULL, BDRV_O_RDWR | BDRV_O_CACHE_WB | BDRV_O_NO_FLUSH, drv, &local_err); if (ret < 0) { error_propagate(errp, local_err); goto out; } ret = qcow2_alloc_clusters(bs, 2 * cluster_size); if (ret < 0) { error_setg_errno(errp, -ret, "Could not allocate clusters for qcow2 " "header and refcount table"); goto out; } else if (ret != 0) { error_report("Huh, first cluster in empty image is already in use?"); abort(); } /* Okay, now that we have a valid image, let's give it the right size */ ret = bdrv_truncate(bs, total_size * BDRV_SECTOR_SIZE); if (ret < 0) { error_setg_errno(errp, -ret, "Could not resize image"); goto out; } /* Want a backing file? There you go.*/ if (backing_file) { ret = bdrv_change_backing_file(bs, backing_file, backing_format); if (ret < 0) { error_setg_errno(errp, -ret, "Could not assign backing file '%s' " "with format '%s'", backing_file, backing_format); goto out; } } /* And if we're supposed to preallocate metadata, do that now */ if (prealloc) { BDRVQcowState *s = bs->opaque; qemu_co_mutex_lock(&s->lock); ret = preallocate(bs); qemu_co_mutex_unlock(&s->lock); if (ret < 0) { error_setg_errno(errp, -ret, "Could not preallocate metadata"); goto out; } } bdrv_close(bs); /* Reopen the image without BDRV_O_NO_FLUSH to flush it before returning */ ret = bdrv_open(bs, filename, NULL, BDRV_O_RDWR | BDRV_O_CACHE_WB, drv, &local_err); if (error_is_set(&local_err)) { error_propagate(errp, local_err); goto out; } ret = 0; out: bdrv_unref(bs); return ret; } | 16,595 |
0 | static void tci_out_label(TCGContext *s, TCGArg arg) { TCGLabel *label = &s->labels[arg]; if (label->has_value) { tcg_out_i(s, label->u.value); assert(label->u.value); } else { tcg_out_reloc(s, s->code_ptr, sizeof(tcg_target_ulong), arg, 0); s->code_ptr += sizeof(tcg_target_ulong); } } | 16,598 |
0 | uint32_t lduw_le_phys(target_phys_addr_t addr) { return lduw_phys_internal(addr, DEVICE_LITTLE_ENDIAN); } | 16,599 |
0 | int get_async_context_id(void) { return async_context->id; } | 16,600 |
0 | static void piix4_pm_realize(PCIDevice *dev, Error **errp) { PIIX4PMState *s = PIIX4_PM(dev); uint8_t *pci_conf; pci_conf = dev->config; pci_conf[0x06] = 0x80; pci_conf[0x07] = 0x02; pci_conf[0x09] = 0x00; pci_conf[0x3d] = 0x01; // interrupt pin 1 /* APM */ apm_init(dev, &s->apm, apm_ctrl_changed, s); if (!s->smm_enabled) { /* Mark SMM as already inited to prevent SMM from running. KVM does not * support SMM mode. */ pci_conf[0x5B] = 0x02; } /* XXX: which specification is used ? The i82731AB has different mappings */ pci_conf[0x90] = s->smb_io_base | 1; pci_conf[0x91] = s->smb_io_base >> 8; pci_conf[0xd2] = 0x09; pm_smbus_init(DEVICE(dev), &s->smb); memory_region_set_enabled(&s->smb.io, pci_conf[0xd2] & 1); memory_region_add_subregion(pci_address_space_io(dev), s->smb_io_base, &s->smb.io); memory_region_init(&s->io, OBJECT(s), "piix4-pm", 64); memory_region_set_enabled(&s->io, false); memory_region_add_subregion(pci_address_space_io(dev), 0, &s->io); acpi_pm_tmr_init(&s->ar, pm_tmr_timer, &s->io); acpi_pm1_evt_init(&s->ar, pm_tmr_timer, &s->io); acpi_pm1_cnt_init(&s->ar, &s->io, s->disable_s3, s->disable_s4, s->s4_val); acpi_gpe_init(&s->ar, GPE_LEN); s->powerdown_notifier.notify = piix4_pm_powerdown_req; qemu_register_powerdown_notifier(&s->powerdown_notifier); s->machine_ready.notify = piix4_pm_machine_ready; qemu_add_machine_init_done_notifier(&s->machine_ready); qemu_register_reset(piix4_reset, s); piix4_acpi_system_hot_add_init(pci_address_space_io(dev), dev->bus, s); piix4_pm_add_propeties(s); } | 16,601 |
0 | static always_inline void gen_qemu_ldg (TCGv t0, TCGv t1, int flags) { TCGv tmp = tcg_temp_new(TCG_TYPE_I64); tcg_gen_qemu_ld64(tmp, t1, flags); tcg_gen_helper_1_1(helper_memory_to_g, t0, tmp); tcg_temp_free(tmp); } | 16,603 |
0 | static void register_subpage(MemoryRegionSection *section) { subpage_t *subpage; target_phys_addr_t base = section->offset_within_address_space & TARGET_PAGE_MASK; MemoryRegionSection *existing = phys_page_find(base >> TARGET_PAGE_BITS); MemoryRegionSection subsection = { .offset_within_address_space = base, .size = TARGET_PAGE_SIZE, }; target_phys_addr_t start, end; assert(existing->mr->subpage || existing->mr == &io_mem_unassigned); if (!(existing->mr->subpage)) { subpage = subpage_init(base); subsection.mr = &subpage->iomem; phys_page_set(base >> TARGET_PAGE_BITS, 1, phys_section_add(&subsection)); } else { subpage = container_of(existing->mr, subpage_t, iomem); } start = section->offset_within_address_space & ~TARGET_PAGE_MASK; end = start + section->size - 1; subpage_register(subpage, start, end, phys_section_add(section)); } | 16,604 |
0 | static void do_fp_st(DisasContext *s, int srcidx, TCGv_i64 tcg_addr, int size) { /* This writes the bottom N bits of a 128 bit wide vector to memory */ TCGv_i64 tmp = tcg_temp_new_i64(); tcg_gen_ld_i64(tmp, cpu_env, fp_reg_offset(srcidx, MO_64)); if (size < 4) { tcg_gen_qemu_st_i64(tmp, tcg_addr, get_mem_index(s), MO_TE + size); } else { TCGv_i64 tcg_hiaddr = tcg_temp_new_i64(); tcg_gen_qemu_st_i64(tmp, tcg_addr, get_mem_index(s), MO_TEQ); tcg_gen_qemu_st64(tmp, tcg_addr, get_mem_index(s)); tcg_gen_ld_i64(tmp, cpu_env, fp_reg_hi_offset(srcidx)); tcg_gen_addi_i64(tcg_hiaddr, tcg_addr, 8); tcg_gen_qemu_st_i64(tmp, tcg_hiaddr, get_mem_index(s), MO_TEQ); tcg_temp_free_i64(tcg_hiaddr); } tcg_temp_free_i64(tmp); } | 16,605 |
0 | bool cpu_physical_memory_is_io(target_phys_addr_t phys_addr) { MemoryRegionSection *section; section = phys_page_find(phys_addr >> TARGET_PAGE_BITS); return !(memory_region_is_ram(section->mr) || memory_region_is_romd(section->mr)); } | 16,606 |
0 | void qemu_start_warp_timer(void) { int64_t clock; int64_t deadline; if (!use_icount) { return; } /* Nothing to do if the VM is stopped: QEMU_CLOCK_VIRTUAL timers * do not fire, so computing the deadline does not make sense. */ if (!runstate_is_running()) { return; } /* warp clock deterministically in record/replay mode */ if (!replay_checkpoint(CHECKPOINT_CLOCK_WARP_START)) { return; } if (!all_cpu_threads_idle()) { return; } if (qtest_enabled()) { /* When testing, qtest commands advance icount. */ return; } /* We want to use the earliest deadline from ALL vm_clocks */ clock = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL_RT); deadline = qemu_clock_deadline_ns_all(QEMU_CLOCK_VIRTUAL); if (deadline < 0) { static bool notified; if (!icount_sleep && !notified) { error_report("WARNING: icount sleep disabled and no active timers"); notified = true; } return; } if (deadline > 0) { /* * Ensure QEMU_CLOCK_VIRTUAL proceeds even when the virtual CPU goes to * sleep. Otherwise, the CPU might be waiting for a future timer * interrupt to wake it up, but the interrupt never comes because * the vCPU isn't running any insns and thus doesn't advance the * QEMU_CLOCK_VIRTUAL. */ if (!icount_sleep) { /* * We never let VCPUs sleep in no sleep icount mode. * If there is a pending QEMU_CLOCK_VIRTUAL timer we just advance * to the next QEMU_CLOCK_VIRTUAL event and notify it. * It is useful when we want a deterministic execution time, * isolated from host latencies. */ seqlock_write_begin(&timers_state.vm_clock_seqlock); timers_state.qemu_icount_bias += deadline; seqlock_write_end(&timers_state.vm_clock_seqlock); qemu_clock_notify(QEMU_CLOCK_VIRTUAL); } else { /* * We do stop VCPUs and only advance QEMU_CLOCK_VIRTUAL after some * "real" time, (related to the time left until the next event) has * passed. The QEMU_CLOCK_VIRTUAL_RT clock will do this. * This avoids that the warps are visible externally; for example, * you will not be sending network packets continuously instead of * every 100ms. */ seqlock_write_begin(&timers_state.vm_clock_seqlock); if (vm_clock_warp_start == -1 || vm_clock_warp_start > clock) { vm_clock_warp_start = clock; } seqlock_write_end(&timers_state.vm_clock_seqlock); timer_mod_anticipate(icount_warp_timer, clock + deadline); } } else if (deadline == 0) { qemu_clock_notify(QEMU_CLOCK_VIRTUAL); } } | 16,607 |
0 | sdhci_writefn(void *opaque, hwaddr off, uint64_t val, unsigned sz) { SDHCIState *s = (SDHCIState *)opaque; SDHCI_GET_CLASS(s)->mem_write(s, off, val, sz); } | 16,608 |
0 | static void rtas_set_xive(sPAPREnvironment *spapr, uint32_t token, uint32_t nargs, target_ulong args, uint32_t nret, target_ulong rets) { struct ics_state *ics = spapr->icp->ics; uint32_t nr, server, priority; if ((nargs != 3) || (nret != 1)) { rtas_st(rets, 0, -3); return; } nr = rtas_ld(args, 0); server = rtas_ld(args, 1); priority = rtas_ld(args, 2); if (!ics_valid_irq(ics, nr) || (server >= ics->icp->nr_servers) || (priority > 0xff)) { rtas_st(rets, 0, -3); return; } ics_write_xive(ics, nr, server, priority, priority); rtas_st(rets, 0, 0); /* Success */ } | 16,609 |
0 | static void test_validate_fail_list(TestInputVisitorData *data, const void *unused) { UserDefOneList *head = NULL; Error *err = NULL; Visitor *v; v = validate_test_init(data, "[ { 'string': 'string0', 'integer': 42 }, { 'string': 'string1', 'integer': 43 }, { 'string': 'string2', 'integer': 44, 'extra': 'ggg' } ]"); visit_type_UserDefOneList(v, NULL, &head, &err); error_free_or_abort(&err); g_assert(!head); } | 16,610 |
0 | static int migrate_fd_cleanup(MigrationState *s) { int ret = 0; qemu_set_fd_handler2(s->fd, NULL, NULL, NULL, NULL); if (s->file) { DPRINTF("closing file\n"); if (qemu_fclose(s->file) != 0) { ret = -1; } s->file = NULL; } else { if (s->mon) { monitor_resume(s->mon); } } if (s->fd != -1) { close(s->fd); s->fd = -1; } return ret; } | 16,611 |
1 | static bool all_cpu_threads_idle(void) { CPUState *env; for (env = first_cpu; env != NULL; env = env->next_cpu) { if (!cpu_thread_is_idle(env)) { return false; } } return true; } | 16,612 |
1 | static int vpc_get_info(BlockDriverState *bs, BlockDriverInfo *bdi) { BDRVVPCState *s = (BDRVVPCState *)bs->opaque; VHDFooter *footer = (VHDFooter *) s->footer_buf; if (cpu_to_be32(footer->type) != VHD_FIXED) { bdi->cluster_size = s->block_size; } bdi->unallocated_blocks_are_zero = true; return 0; } | 16,613 |
1 | static int read_header_openmpt(AVFormatContext *s) { AVStream *st; OpenMPTContext *openmpt = s->priv_data; int64_t size = avio_size(s->pb); if (!size) return AVERROR_INVALIDDATA; char *buf = av_malloc(size); int ret; if (!buf) return AVERROR(ENOMEM); size = avio_read(s->pb, buf, size); if (size < 0) { av_log(s, AV_LOG_ERROR, "Reading input buffer failed.\n"); av_freep(&buf); return size; } openmpt->module = openmpt_module_create_from_memory(buf, size, openmpt_logfunc, s, NULL); av_freep(&buf); if (!openmpt->module) return AVERROR_INVALIDDATA; openmpt->channels = av_get_channel_layout_nb_channels(openmpt->layout); openmpt->duration = openmpt_module_get_duration_seconds(openmpt->module); add_meta(s, "artist", openmpt_module_get_metadata(openmpt->module, "artist")); add_meta(s, "title", openmpt_module_get_metadata(openmpt->module, "title")); add_meta(s, "encoder", openmpt_module_get_metadata(openmpt->module, "tracker")); add_meta(s, "comment", openmpt_module_get_metadata(openmpt->module, "message")); add_meta(s, "date", openmpt_module_get_metadata(openmpt->module, "date")); if (openmpt->subsong >= openmpt_module_get_num_subsongs(openmpt->module)) { openmpt_module_destroy(openmpt->module); av_log(s, AV_LOG_ERROR, "Invalid subsong index: %d\n", openmpt->subsong); return AVERROR(EINVAL); } if (openmpt->subsong != -2) { if (openmpt->subsong >= 0) { av_dict_set_int(&s->metadata, "track", openmpt->subsong + 1, 0); } ret = openmpt_module_select_subsong(openmpt->module, openmpt->subsong); if (!ret){ openmpt_module_destroy(openmpt->module); av_log(s, AV_LOG_ERROR, "Could not select requested subsong: %d", openmpt->subsong); return AVERROR(EINVAL); } } st = avformat_new_stream(s, NULL); if (!st) { openmpt_module_destroy(openmpt->module); openmpt->module = NULL; return AVERROR(ENOMEM); } avpriv_set_pts_info(st, 64, 1, AV_TIME_BASE); st->duration = llrint(openmpt->duration*AV_TIME_BASE); st->codecpar->codec_type = AVMEDIA_TYPE_AUDIO; st->codecpar->codec_id = AV_NE(AV_CODEC_ID_PCM_F32BE, AV_CODEC_ID_PCM_F32LE); st->codecpar->channels = openmpt->channels; st->codecpar->sample_rate = openmpt->sample_rate; return 0; } | 16,615 |
1 | void helper_mtc0_hwrena(CPUMIPSState *env, target_ulong arg1) { env->CP0_HWREna = arg1 & 0x0000000F; } | 16,616 |
1 | void qemu_cpu_kick(void *_env) { CPUState *env = _env; qemu_cond_broadcast(env->halt_cond); qemu_thread_signal(env->thread, SIG_IPI); } | 16,617 |
1 | iscsi_inquiry_cb(struct iscsi_context *iscsi, int status, void *command_data, void *opaque) { struct IscsiTask *itask = opaque; struct scsi_task *task = command_data; struct scsi_inquiry_standard *inq; if (status != 0) { itask->status = 1; itask->complete = 1; scsi_free_scsi_task(task); return; } inq = scsi_datain_unmarshall(task); if (inq == NULL) { error_report("iSCSI: Failed to unmarshall inquiry data."); itask->status = 1; itask->complete = 1; scsi_free_scsi_task(task); return; } itask->iscsilun->type = inq->periperal_device_type; scsi_free_scsi_task(task); switch (itask->iscsilun->type) { case TYPE_DISK: task = iscsi_readcapacity16_task(iscsi, itask->iscsilun->lun, iscsi_readcapacity16_cb, opaque); if (task == NULL) { error_report("iSCSI: failed to send readcapacity16 command."); itask->status = 1; itask->complete = 1; return; } break; case TYPE_ROM: task = iscsi_readcapacity10_task(iscsi, itask->iscsilun->lun, 0, 0, iscsi_readcapacity10_cb, opaque); if (task == NULL) { error_report("iSCSI: failed to send readcapacity16 command."); itask->status = 1; itask->complete = 1; return; } break; default: itask->status = 0; itask->complete = 1; } } | 16,618 |
1 | static inline uint8_t mipsdsp_lshift8(uint8_t a, uint8_t s, CPUMIPSState *env) { uint8_t sign; uint8_t discard; if (s == 0) { return a; } else { sign = (a >> 7) & 0x01; if (sign != 0) { discard = (((0x01 << (8 - s)) - 1) << s) | ((a >> (6 - (s - 1))) & ((0x01 << s) - 1)); } else { discard = a >> (6 - (s - 1)); } if (discard != 0x00) { set_DSPControl_overflow_flag(1, 22, env); } return a << s; } } | 16,619 |
1 | static void dwt_encode97_float(DWTContext *s, float *t) { int lev, w = s->linelen[s->ndeclevels-1][0]; float *line = s->f_linebuf; line += 5; for (lev = s->ndeclevels-1; lev >= 0; lev--){ int lh = s->linelen[lev][0], lv = s->linelen[lev][1], mh = s->mod[lev][0], mv = s->mod[lev][1], lp; float *l; // HOR_SD l = line + mh; for (lp = 0; lp < lv; lp++){ int i, j = 0; for (i = 0; i < lh; i++) l[i] = t[w*lp + i]; sd_1d97_float(line, mh, mh + lh); // copy back and deinterleave for (i = mh; i < lh; i+=2, j++) t[w*lp + j] = F_LFTG_X * l[i] / 2; for (i = 1-mh; i < lh; i+=2, j++) t[w*lp + j] = F_LFTG_K * l[i] / 2; } // VER_SD l = line + mv; for (lp = 0; lp < lh; lp++) { int i, j = 0; for (i = 0; i < lv; i++) l[i] = t[w*i + lp]; sd_1d97_float(line, mv, mv + lv); // copy back and deinterleave for (i = mv; i < lv; i+=2, j++) t[w*j + lp] = F_LFTG_X * l[i] / 2; for (i = 1-mv; i < lv; i+=2, j++) t[w*j + lp] = F_LFTG_K * l[i] / 2; } } } | 16,620 |
1 | static void taihu_405ep_init(ram_addr_t ram_size, const char *boot_device, const char *kernel_filename, const char *kernel_cmdline, const char *initrd_filename, const char *cpu_model) { char *filename; qemu_irq *pic; ram_addr_t bios_offset; target_phys_addr_t ram_bases[2], ram_sizes[2]; long bios_size; target_ulong kernel_base, initrd_base; long kernel_size, initrd_size; int linux_boot; int fl_idx, fl_sectors; DriveInfo *dinfo; /* RAM is soldered to the board so the size cannot be changed */ ram_bases[0] = qemu_ram_alloc(NULL, "taihu_405ep.ram-0", 0x04000000); ram_sizes[0] = 0x04000000; ram_bases[1] = qemu_ram_alloc(NULL, "taihu_405ep.ram-1", 0x04000000); ram_sizes[1] = 0x04000000; ram_size = 0x08000000; #ifdef DEBUG_BOARD_INIT printf("%s: register cpu\n", __func__); #endif ppc405ep_init(ram_bases, ram_sizes, 33333333, &pic, kernel_filename == NULL ? 0 : 1); /* allocate and load BIOS */ #ifdef DEBUG_BOARD_INIT printf("%s: register BIOS\n", __func__); #endif fl_idx = 0; #if defined(USE_FLASH_BIOS) dinfo = drive_get(IF_PFLASH, 0, fl_idx); if (dinfo) { bios_size = bdrv_getlength(dinfo->bdrv); /* XXX: should check that size is 2MB */ // bios_size = 2 * 1024 * 1024; fl_sectors = (bios_size + 65535) >> 16; bios_offset = qemu_ram_alloc(NULL, "taihu_405ep.bios", bios_size); #ifdef DEBUG_BOARD_INIT printf("Register parallel flash %d size %lx" " at offset %08lx addr %lx '%s' %d\n", fl_idx, bios_size, bios_offset, -bios_size, bdrv_get_device_name(dinfo->bdrv), fl_sectors); #endif pflash_cfi02_register((uint32_t)(-bios_size), bios_offset, dinfo->bdrv, 65536, fl_sectors, 1, 4, 0x0001, 0x22DA, 0x0000, 0x0000, 0x555, 0x2AA, 1); fl_idx++; } else #endif { #ifdef DEBUG_BOARD_INIT printf("Load BIOS from file\n"); #endif if (bios_name == NULL) bios_name = BIOS_FILENAME; bios_offset = qemu_ram_alloc(NULL, "taihu_405ep.bios", BIOS_SIZE); filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); if (filename) { bios_size = load_image(filename, qemu_get_ram_ptr(bios_offset)); } else { bios_size = -1; } if (bios_size < 0 || bios_size > BIOS_SIZE) { fprintf(stderr, "qemu: could not load PowerPC bios '%s'\n", bios_name); exit(1); } bios_size = (bios_size + 0xfff) & ~0xfff; cpu_register_physical_memory((uint32_t)(-bios_size), bios_size, bios_offset | IO_MEM_ROM); } /* Register Linux flash */ dinfo = drive_get(IF_PFLASH, 0, fl_idx); if (dinfo) { bios_size = bdrv_getlength(dinfo->bdrv); /* XXX: should check that size is 32MB */ bios_size = 32 * 1024 * 1024; fl_sectors = (bios_size + 65535) >> 16; #ifdef DEBUG_BOARD_INIT printf("Register parallel flash %d size %lx" " at offset %08lx addr " TARGET_FMT_lx " '%s'\n", fl_idx, bios_size, bios_offset, (target_ulong)0xfc000000, bdrv_get_device_name(dinfo->bdrv)); #endif bios_offset = qemu_ram_alloc(NULL, "taihu_405ep.flash", bios_size); pflash_cfi02_register(0xfc000000, bios_offset, dinfo->bdrv, 65536, fl_sectors, 1, 4, 0x0001, 0x22DA, 0x0000, 0x0000, 0x555, 0x2AA, 1); fl_idx++; } /* Register CLPD & LCD display */ #ifdef DEBUG_BOARD_INIT printf("%s: register CPLD\n", __func__); #endif taihu_cpld_init(0x50100000); /* Load kernel */ linux_boot = (kernel_filename != NULL); if (linux_boot) { #ifdef DEBUG_BOARD_INIT printf("%s: load kernel\n", __func__); #endif kernel_base = KERNEL_LOAD_ADDR; /* now we can load the kernel */ kernel_size = load_image_targphys(kernel_filename, kernel_base, ram_size - kernel_base); if (kernel_size < 0) { fprintf(stderr, "qemu: could not load kernel '%s'\n", kernel_filename); exit(1); } /* load initrd */ if (initrd_filename) { initrd_base = INITRD_LOAD_ADDR; initrd_size = load_image_targphys(initrd_filename, initrd_base, ram_size - initrd_base); if (initrd_size < 0) { fprintf(stderr, "qemu: could not load initial ram disk '%s'\n", initrd_filename); exit(1); } } else { initrd_base = 0; initrd_size = 0; } } else { kernel_base = 0; kernel_size = 0; initrd_base = 0; initrd_size = 0; } #ifdef DEBUG_BOARD_INIT printf("%s: Done\n", __func__); #endif } | 16,621 |
0 | int ff_jpeg2000_init_component(Jpeg2000Component *comp, Jpeg2000CodingStyle *codsty, Jpeg2000QuantStyle *qntsty, int cbps, int dx, int dy, AVCodecContext *avctx) { uint8_t log2_band_prec_width, log2_band_prec_height; int reslevelno, bandno, gbandno = 0, ret, i, j; uint32_t csize; if (!codsty->nreslevels2decode) { av_log(avctx, AV_LOG_ERROR, "nreslevels2decode uninitialized\n"); return AVERROR_INVALIDDATA; } if (ret = ff_jpeg2000_dwt_init(&comp->dwt, comp->coord, codsty->nreslevels2decode - 1, codsty->transform)) return ret; // component size comp->coord is uint16_t so ir cannot overflow csize = (comp->coord[0][1] - comp->coord[0][0]) * (comp->coord[1][1] - comp->coord[1][0]); if (codsty->transform == FF_DWT97) { comp->i_data = NULL; comp->f_data = av_malloc_array(csize, sizeof(*comp->f_data)); if (!comp->f_data) return AVERROR(ENOMEM); } else { comp->f_data = NULL; comp->i_data = av_malloc_array(csize, sizeof(*comp->i_data)); if (!comp->i_data) return AVERROR(ENOMEM); } comp->reslevel = av_malloc_array(codsty->nreslevels, sizeof(*comp->reslevel)); if (!comp->reslevel) return AVERROR(ENOMEM); /* LOOP on resolution levels */ for (reslevelno = 0; reslevelno < codsty->nreslevels; reslevelno++) { int declvl = codsty->nreslevels - reslevelno; // N_L -r see ISO/IEC 15444-1:2002 B.5 Jpeg2000ResLevel *reslevel = comp->reslevel + reslevelno; /* Compute borders for each resolution level. * Computation of trx_0, trx_1, try_0 and try_1. * see ISO/IEC 15444-1:2002 eq. B.5 and B-14 */ for (i = 0; i < 2; i++) for (j = 0; j < 2; j++) reslevel->coord[i][j] = ff_jpeg2000_ceildivpow2(comp->coord_o[i][j], declvl - 1); // update precincts size: 2^n value reslevel->log2_prec_width = codsty->log2_prec_widths[reslevelno]; reslevel->log2_prec_height = codsty->log2_prec_heights[reslevelno]; /* Number of bands for each resolution level */ if (reslevelno == 0) reslevel->nbands = 1; else reslevel->nbands = 3; /* Number of precincts wich span the tile for resolution level reslevelno * see B.6 in ISO/IEC 15444-1:2002 eq. B-16 * num_precincts_x = |- trx_1 / 2 ^ log2_prec_width) -| - (trx_0 / 2 ^ log2_prec_width) * num_precincts_y = |- try_1 / 2 ^ log2_prec_width) -| - (try_0 / 2 ^ log2_prec_width) * for Dcinema profiles in JPEG 2000 * num_precincts_x = |- trx_1 / 2 ^ log2_prec_width) -| * num_precincts_y = |- try_1 / 2 ^ log2_prec_width) -| */ if (reslevel->coord[0][1] == reslevel->coord[0][0]) reslevel->num_precincts_x = 0; else reslevel->num_precincts_x = ff_jpeg2000_ceildivpow2(reslevel->coord[0][1], reslevel->log2_prec_width) - (reslevel->coord[0][0] >> reslevel->log2_prec_width); if (reslevel->coord[1][1] == reslevel->coord[1][0]) reslevel->num_precincts_y = 0; else reslevel->num_precincts_y = ff_jpeg2000_ceildivpow2(reslevel->coord[1][1], reslevel->log2_prec_height) - (reslevel->coord[1][0] >> reslevel->log2_prec_height); reslevel->band = av_malloc_array(reslevel->nbands, sizeof(*reslevel->band)); if (!reslevel->band) return AVERROR(ENOMEM); for (bandno = 0; bandno < reslevel->nbands; bandno++, gbandno++) { Jpeg2000Band *band = reslevel->band + bandno; int cblkno, precno; int nb_precincts; /* TODO: Implementation of quantization step not finished, * see ISO/IEC 15444-1:2002 E.1 and A.6.4. */ switch (qntsty->quantsty) { uint8_t gain; int numbps; case JPEG2000_QSTY_NONE: /* TODO: to verify. No quantization in this case */ band->f_stepsize = 1; break; case JPEG2000_QSTY_SI: /*TODO: Compute formula to implement. */ numbps = cbps + lut_gain[codsty->transform == FF_DWT53][bandno + (reslevelno > 0)]; band->f_stepsize = SHL(2048 + qntsty->mant[gbandno], 2 + numbps - qntsty->expn[gbandno]); break; case JPEG2000_QSTY_SE: /* Exponent quantization step. * Formula: * delta_b = 2 ^ (R_b - expn_b) * (1 + (mant_b / 2 ^ 11)) * R_b = R_I + log2 (gain_b ) * see ISO/IEC 15444-1:2002 E.1.1 eqn. E-3 and E-4 */ /* TODO/WARN: value of log2 (gain_b ) not taken into account * but it works (compared to OpenJPEG). Why? * Further investigation needed. */ gain = cbps; band->f_stepsize = pow(2.0, gain - qntsty->expn[gbandno]); band->f_stepsize *= qntsty->mant[gbandno] / 2048.0 + 1.0; break; default: band->f_stepsize = 0; av_log(avctx, AV_LOG_ERROR, "Unknown quantization format\n"); break; } /* FIXME: In openjepg code stespize = stepsize * 0.5. Why? * If not set output of entropic decoder is not correct. */ if (!av_codec_is_encoder(avctx->codec)) band->f_stepsize *= 0.5; band->i_stepsize = band->f_stepsize * (1 << 16); /* computation of tbx_0, tbx_1, tby_0, tby_1 * see ISO/IEC 15444-1:2002 B.5 eq. B-15 and tbl B.1 * codeblock width and height is computed for * DCI JPEG 2000 codeblock_width = codeblock_width = 32 = 2 ^ 5 */ if (reslevelno == 0) { /* for reslevelno = 0, only one band, x0_b = y0_b = 0 */ for (i = 0; i < 2; i++) for (j = 0; j < 2; j++) band->coord[i][j] = ff_jpeg2000_ceildivpow2(comp->coord_o[i][j] - comp->coord_o[i][0], declvl - 1); log2_band_prec_width = reslevel->log2_prec_width; log2_band_prec_height = reslevel->log2_prec_height; /* see ISO/IEC 15444-1:2002 eq. B-17 and eq. B-15 */ band->log2_cblk_width = FFMIN(codsty->log2_cblk_width, reslevel->log2_prec_width); band->log2_cblk_height = FFMIN(codsty->log2_cblk_height, reslevel->log2_prec_height); } else { /* 3 bands x0_b = 1 y0_b = 0; x0_b = 0 y0_b = 1; x0_b = y0_b = 1 */ /* x0_b and y0_b are computed with ((bandno + 1 >> i) & 1) */ for (i = 0; i < 2; i++) for (j = 0; j < 2; j++) /* Formula example for tbx_0 = ceildiv((tcx_0 - 2 ^ (declvl - 1) * x0_b) / declvl) */ band->coord[i][j] = ff_jpeg2000_ceildivpow2(comp->coord_o[i][j] - comp->coord_o[i][0] - (((bandno + 1 >> i) & 1) << declvl - 1), declvl); /* TODO: Manage case of 3 band offsets here or * in coding/decoding function? */ /* see ISO/IEC 15444-1:2002 eq. B-17 and eq. B-15 */ band->log2_cblk_width = FFMIN(codsty->log2_cblk_width, reslevel->log2_prec_width - 1); band->log2_cblk_height = FFMIN(codsty->log2_cblk_height, reslevel->log2_prec_height - 1); log2_band_prec_width = reslevel->log2_prec_width - 1; log2_band_prec_height = reslevel->log2_prec_height - 1; } for (j = 0; j < 2; j++) band->coord[0][j] = ff_jpeg2000_ceildiv(band->coord[0][j], dx); for (j = 0; j < 2; j++) band->coord[1][j] = ff_jpeg2000_ceildiv(band->coord[1][j], dy); band->prec = av_malloc_array(reslevel->num_precincts_x * reslevel->num_precincts_y, sizeof(*band->prec)); if (!band->prec) return AVERROR(ENOMEM); nb_precincts = reslevel->num_precincts_x * reslevel->num_precincts_y; for (precno = 0; precno < nb_precincts; precno++) { Jpeg2000Prec *prec = band->prec + precno; /* TODO: Explain formula for JPEG200 DCINEMA. */ /* TODO: Verify with previous count of codeblocks per band */ /* Compute P_x0 */ prec->coord[0][0] = (precno % reslevel->num_precincts_x) * (1 << log2_band_prec_width); prec->coord[0][0] = FFMAX(prec->coord[0][0], band->coord[0][0]); /* Compute P_y0 */ prec->coord[1][0] = (precno / reslevel->num_precincts_x) * (1 << log2_band_prec_height); prec->coord[1][0] = FFMAX(prec->coord[1][0], band->coord[1][0]); /* Compute P_x1 */ prec->coord[0][1] = prec->coord[0][0] + (1 << log2_band_prec_width); prec->coord[0][1] = FFMIN(prec->coord[0][1], band->coord[0][1]); /* Compute P_y1 */ prec->coord[1][1] = prec->coord[1][0] + (1 << log2_band_prec_height); prec->coord[1][1] = FFMIN(prec->coord[1][1], band->coord[1][1]); prec->nb_codeblocks_width = ff_jpeg2000_ceildivpow2(prec->coord[0][1] - prec->coord[0][0], band->log2_cblk_width); prec->nb_codeblocks_height = ff_jpeg2000_ceildivpow2(prec->coord[1][1] - prec->coord[1][0], band->log2_cblk_height); /* Tag trees initialization */ prec->cblkincl = ff_jpeg2000_tag_tree_init(prec->nb_codeblocks_width, prec->nb_codeblocks_height); if (!prec->cblkincl) return AVERROR(ENOMEM); prec->zerobits = ff_jpeg2000_tag_tree_init(prec->nb_codeblocks_width, prec->nb_codeblocks_height); if (!prec->zerobits) return AVERROR(ENOMEM); prec->cblk = av_mallocz_array(prec->nb_codeblocks_width * prec->nb_codeblocks_height, sizeof(*prec->cblk)); if (!prec->cblk) return AVERROR(ENOMEM); for (cblkno = 0; cblkno < prec->nb_codeblocks_width * prec->nb_codeblocks_height; cblkno++) { Jpeg2000Cblk *cblk = prec->cblk + cblkno; uint16_t Cx0, Cy0; /* Compute coordinates of codeblocks */ /* Compute Cx0*/ Cx0 = (prec->coord[0][0] >> band->log2_cblk_width) << band->log2_cblk_width; Cx0 = Cx0 + ((cblkno % prec->nb_codeblocks_width) << band->log2_cblk_width); cblk->coord[0][0] = FFMAX(Cx0, prec->coord[0][0]); /* Compute Cy0*/ Cy0 = (prec->coord[1][0] >> band->log2_cblk_height) << band->log2_cblk_height; Cy0 = Cy0 + ((cblkno / prec->nb_codeblocks_width) << band->log2_cblk_height); cblk->coord[1][0] = FFMAX(Cy0, prec->coord[1][0]); /* Compute Cx1 */ cblk->coord[0][1] = FFMIN(Cx0 + (1 << band->log2_cblk_width), prec->coord[0][1]); /* Compute Cy1 */ cblk->coord[1][1] = FFMIN(Cy0 + (1 << band->log2_cblk_height), prec->coord[1][1]); /* Update code-blocks coordinates according sub-band position */ if ((bandno + !!reslevelno) & 1) { cblk->coord[0][0] += comp->reslevel[reslevelno-1].coord[0][1] - comp->reslevel[reslevelno-1].coord[0][0]; cblk->coord[0][1] += comp->reslevel[reslevelno-1].coord[0][1] - comp->reslevel[reslevelno-1].coord[0][0]; } if ((bandno + !!reslevelno) & 2) { cblk->coord[1][0] += comp->reslevel[reslevelno-1].coord[1][1] - comp->reslevel[reslevelno-1].coord[1][0]; cblk->coord[1][1] += comp->reslevel[reslevelno-1].coord[1][1] - comp->reslevel[reslevelno-1].coord[1][0]; } cblk->zero = 0; cblk->lblock = 3; cblk->length = 0; cblk->lengthinc = 0; cblk->npasses = 0; } } } } return 0; } | 16,622 |
0 | static void bonito_writel(void *opaque, target_phys_addr_t addr, uint64_t val, unsigned size) { PCIBonitoState *s = opaque; uint32_t saddr; int reset = 0; saddr = (addr - BONITO_REGBASE) >> 2; DPRINTF("bonito_writel "TARGET_FMT_plx" val %x saddr %x\n", addr, val, saddr); switch (saddr) { case BONITO_BONPONCFG: case BONITO_IODEVCFG: case BONITO_SDCFG: case BONITO_PCIMAP: case BONITO_PCIMEMBASECFG: case BONITO_PCIMAP_CFG: case BONITO_GPIODATA: case BONITO_GPIOIE: case BONITO_INTEDGE: case BONITO_INTSTEER: case BONITO_INTPOL: case BONITO_PCIMAIL0: case BONITO_PCIMAIL1: case BONITO_PCIMAIL2: case BONITO_PCIMAIL3: case BONITO_PCICACHECTRL: case BONITO_PCICACHETAG: case BONITO_PCIBADADDR: case BONITO_PCIMSTAT: case BONITO_TIMECFG: case BONITO_CPUCFG: case BONITO_DQCFG: case BONITO_MEMSIZE: s->regs[saddr] = val; break; case BONITO_BONGENCFG: if (!(s->regs[saddr] & 0x04) && (val & 0x04)) { reset = 1; /* bit 2 jump from 0 to 1 cause reset */ } s->regs[saddr] = val; if (reset) { qemu_system_reset_request(); } break; case BONITO_INTENSET: s->regs[BONITO_INTENSET] = val; s->regs[BONITO_INTEN] |= val; break; case BONITO_INTENCLR: s->regs[BONITO_INTENCLR] = val; s->regs[BONITO_INTEN] &= ~val; break; case BONITO_INTEN: case BONITO_INTISR: DPRINTF("write to readonly bonito register %x\n", saddr); break; default: DPRINTF("write to unknown bonito register %x\n", saddr); break; } } | 16,623 |
0 | static int aacPlus_encode_frame(AVCodecContext *avctx, AVPacket *pkt, const AVFrame *frame, int *got_packet) { aacPlusAudioContext *s = avctx->priv_data; int32_t *input_buffer = (int32_t *)frame->data[0]; int ret; if ((ret = ff_alloc_packet2(avctx, pkt, s->max_output_bytes))) return ret; pkt->size = aacplusEncEncode(s->aacplus_handle, input_buffer, s->samples_input, pkt->data, pkt->size); *got_packet = 1; pkt->pts = frame->pts; return 0; } | 16,625 |
0 | static void test_acpi_fadt_table(test_data *data) { AcpiFadtDescriptorRev1 *fadt_table = &data->fadt_table; uint32_t addr; /* FADT table comes first */ addr = data->rsdt_tables_addr[0]; ACPI_READ_TABLE_HEADER(fadt_table, addr); ACPI_READ_FIELD(fadt_table->firmware_ctrl, addr); ACPI_READ_FIELD(fadt_table->dsdt, addr); ACPI_READ_FIELD(fadt_table->model, addr); ACPI_READ_FIELD(fadt_table->reserved1, addr); ACPI_READ_FIELD(fadt_table->sci_int, addr); ACPI_READ_FIELD(fadt_table->smi_cmd, addr); ACPI_READ_FIELD(fadt_table->acpi_enable, addr); ACPI_READ_FIELD(fadt_table->acpi_disable, addr); ACPI_READ_FIELD(fadt_table->S4bios_req, addr); ACPI_READ_FIELD(fadt_table->reserved2, addr); ACPI_READ_FIELD(fadt_table->pm1a_evt_blk, addr); ACPI_READ_FIELD(fadt_table->pm1b_evt_blk, addr); ACPI_READ_FIELD(fadt_table->pm1a_cnt_blk, addr); ACPI_READ_FIELD(fadt_table->pm1b_cnt_blk, addr); ACPI_READ_FIELD(fadt_table->pm2_cnt_blk, addr); ACPI_READ_FIELD(fadt_table->pm_tmr_blk, addr); ACPI_READ_FIELD(fadt_table->gpe0_blk, addr); ACPI_READ_FIELD(fadt_table->gpe1_blk, addr); ACPI_READ_FIELD(fadt_table->pm1_evt_len, addr); ACPI_READ_FIELD(fadt_table->pm1_cnt_len, addr); ACPI_READ_FIELD(fadt_table->pm2_cnt_len, addr); ACPI_READ_FIELD(fadt_table->pm_tmr_len, addr); ACPI_READ_FIELD(fadt_table->gpe0_blk_len, addr); ACPI_READ_FIELD(fadt_table->gpe1_blk_len, addr); ACPI_READ_FIELD(fadt_table->gpe1_base, addr); ACPI_READ_FIELD(fadt_table->reserved3, addr); ACPI_READ_FIELD(fadt_table->plvl2_lat, addr); ACPI_READ_FIELD(fadt_table->plvl3_lat, addr); ACPI_READ_FIELD(fadt_table->flush_size, addr); ACPI_READ_FIELD(fadt_table->flush_stride, addr); ACPI_READ_FIELD(fadt_table->duty_offset, addr); ACPI_READ_FIELD(fadt_table->duty_width, addr); ACPI_READ_FIELD(fadt_table->day_alrm, addr); ACPI_READ_FIELD(fadt_table->mon_alrm, addr); ACPI_READ_FIELD(fadt_table->century, addr); ACPI_READ_FIELD(fadt_table->reserved4, addr); ACPI_READ_FIELD(fadt_table->reserved4a, addr); ACPI_READ_FIELD(fadt_table->reserved4b, addr); ACPI_READ_FIELD(fadt_table->flags, addr); ACPI_ASSERT_CMP(fadt_table->signature, "FACP"); g_assert(!acpi_calc_checksum((uint8_t *)fadt_table, fadt_table->length)); } | 16,626 |
0 | opts_end_list(Visitor *v) { OptsVisitor *ov = to_ov(v); assert(ov->list_mode == LM_STARTED || ov->list_mode == LM_IN_PROGRESS || ov->list_mode == LM_SIGNED_INTERVAL || ov->list_mode == LM_UNSIGNED_INTERVAL); ov->repeated_opts = NULL; ov->list_mode = LM_NONE; } | 16,627 |
0 | static void rate_start (SpiceRateCtl *rate) { memset (rate, 0, sizeof (*rate)); rate->start_ticks = qemu_get_clock (vm_clock); } | 16,629 |
0 | void cpu_inject_ext(S390CPU *cpu, uint32_t code, uint32_t param, uint64_t param64) { CPUS390XState *env = &cpu->env; if (env->ext_index == MAX_EXT_QUEUE - 1) { /* ugh - can't queue anymore. Let's drop. */ return; } env->ext_index++; assert(env->ext_index < MAX_EXT_QUEUE); env->ext_queue[env->ext_index].code = code; env->ext_queue[env->ext_index].param = param; env->ext_queue[env->ext_index].param64 = param64; env->pending_int |= INTERRUPT_EXT; cpu_interrupt(CPU(cpu), CPU_INTERRUPT_HARD); } | 16,630 |
0 | static void virtio_serial_device_realize(DeviceState *dev, Error **errp) { VirtIODevice *vdev = VIRTIO_DEVICE(dev); VirtIOSerial *vser = VIRTIO_SERIAL(dev); uint32_t i, max_supported_ports; if (!vser->serial.max_virtserial_ports) { error_setg(errp, "Maximum number of serial ports not specified"); return; } /* Each port takes 2 queues, and one pair is for the control queue */ max_supported_ports = VIRTIO_QUEUE_MAX / 2 - 1; if (vser->serial.max_virtserial_ports > max_supported_ports) { error_setg(errp, "maximum ports supported: %u", max_supported_ports); return; } /* We don't support emergency write, skip it for now. */ /* TODO: cleaner fix, depending on host features. */ virtio_init(vdev, "virtio-serial", VIRTIO_ID_CONSOLE, offsetof(struct virtio_console_config, emerg_wr)); /* Spawn a new virtio-serial bus on which the ports will ride as devices */ qbus_create_inplace(&vser->bus, sizeof(vser->bus), TYPE_VIRTIO_SERIAL_BUS, dev, vdev->bus_name); qbus_set_hotplug_handler(BUS(&vser->bus), DEVICE(vser), errp); vser->bus.vser = vser; QTAILQ_INIT(&vser->ports); vser->bus.max_nr_ports = vser->serial.max_virtserial_ports; vser->ivqs = g_malloc(vser->serial.max_virtserial_ports * sizeof(VirtQueue *)); vser->ovqs = g_malloc(vser->serial.max_virtserial_ports * sizeof(VirtQueue *)); /* Add a queue for host to guest transfers for port 0 (backward compat) */ vser->ivqs[0] = virtio_add_queue(vdev, 128, handle_input); /* Add a queue for guest to host transfers for port 0 (backward compat) */ vser->ovqs[0] = virtio_add_queue(vdev, 128, handle_output); /* TODO: host to guest notifications can get dropped * if the queue fills up. Implement queueing in host, * this might also make it possible to reduce the control * queue size: as guest preposts buffers there, * this will save 4Kbyte of guest memory per entry. */ /* control queue: host to guest */ vser->c_ivq = virtio_add_queue(vdev, 32, control_in); /* control queue: guest to host */ vser->c_ovq = virtio_add_queue(vdev, 32, control_out); for (i = 1; i < vser->bus.max_nr_ports; i++) { /* Add a per-port queue for host to guest transfers */ vser->ivqs[i] = virtio_add_queue(vdev, 128, handle_input); /* Add a per-per queue for guest to host transfers */ vser->ovqs[i] = virtio_add_queue(vdev, 128, handle_output); } vser->ports_map = g_malloc0(((vser->serial.max_virtserial_ports + 31) / 32) * sizeof(vser->ports_map[0])); /* * Reserve location 0 for a console port for backward compat * (old kernel, new qemu) */ mark_port_added(vser, 0); vser->post_load = NULL; QLIST_INSERT_HEAD(&vserdevices.devices, vser, next); } | 16,631 |
0 | void object_property_set_qobject(Object *obj, QObject *value, const char *name, Error **errp) { Visitor *v; /* TODO: Should we reject, rather than ignore, excess input? */ v = qmp_input_visitor_new(value, false); object_property_set(obj, v, name, errp); visit_free(v); } | 16,632 |
0 | static uint32_t pci_apb_ioreadb (void *opaque, target_phys_addr_t addr) { uint32_t val; val = cpu_inb(addr & IOPORTS_MASK); return val; } | 16,634 |
0 | static void virtio_blk_device_unrealize(DeviceState *dev, Error **errp) { VirtIODevice *vdev = VIRTIO_DEVICE(dev); VirtIOBlock *s = VIRTIO_BLK(dev); remove_migration_state_change_notifier(&s->migration_state_notifier); virtio_blk_data_plane_destroy(s->dataplane); s->dataplane = NULL; qemu_del_vm_change_state_handler(s->change); unregister_savevm(dev, "virtio-blk", s); blockdev_mark_auto_del(s->bs); virtio_cleanup(vdev); } | 16,635 |
0 | static int exif_decode_tag(AVCodecContext *avctx, GetByteContext *gbytes, int le, int depth, AVDictionary **metadata) { int ret, cur_pos; unsigned id, count; enum TiffTypes type; if (depth > 2) { return 0; } ff_tread_tag(gbytes, le, &id, &type, &count, &cur_pos); if (!bytestream2_tell(gbytes)) { bytestream2_seek(gbytes, cur_pos, SEEK_SET); return 0; } // read count values and add it metadata // store metadata or proceed with next IFD ret = ff_tis_ifd(id); if (ret) { ret = avpriv_exif_decode_ifd(avctx, gbytes, le, depth + 1, metadata); } else { const char *name = exif_get_tag_name(id); char *use_name = (char*) name; if (!use_name) { use_name = av_malloc(7); if (!use_name) { return AVERROR(ENOMEM); } snprintf(use_name, 7, "0x%04X", id); } ret = exif_add_metadata(avctx, count, type, use_name, NULL, gbytes, le, metadata); if (!name) { av_freep(&use_name); } } bytestream2_seek(gbytes, cur_pos, SEEK_SET); return ret; } | 16,636 |
0 | static int setup_sigcontext(struct target_sigcontext *sc, CPUAlphaState *env, abi_ulong frame_addr, target_sigset_t *set) { int i, err = 0; __put_user(on_sig_stack(frame_addr), &sc->sc_onstack); __put_user(set->sig[0], &sc->sc_mask); __put_user(env->pc, &sc->sc_pc); __put_user(8, &sc->sc_ps); for (i = 0; i < 31; ++i) { __put_user(env->ir[i], &sc->sc_regs[i]); } __put_user(0, &sc->sc_regs[31]); for (i = 0; i < 31; ++i) { __put_user(env->fir[i], &sc->sc_fpregs[i]); } __put_user(0, &sc->sc_fpregs[31]); __put_user(cpu_alpha_load_fpcr(env), &sc->sc_fpcr); __put_user(0, &sc->sc_traparg_a0); /* FIXME */ __put_user(0, &sc->sc_traparg_a1); /* FIXME */ __put_user(0, &sc->sc_traparg_a2); /* FIXME */ return err; } | 16,637 |
0 | static const char *full_name(QObjectInputVisitor *qiv, const char *name) { StackObject *so; char buf[32]; if (qiv->errname) { g_string_truncate(qiv->errname, 0); } else { qiv->errname = g_string_new(""); } QSLIST_FOREACH(so , &qiv->stack, node) { if (qobject_type(so->obj) == QTYPE_QDICT) { g_string_prepend(qiv->errname, name); g_string_prepend_c(qiv->errname, '.'); } else { snprintf(buf, sizeof(buf), "[%u]", so->index); g_string_prepend(qiv->errname, buf); } name = so->name; } if (name) { g_string_prepend(qiv->errname, name); } else if (qiv->errname->str[0] == '.') { g_string_erase(qiv->errname, 0, 1); } else { return "<anonymous>"; } return qiv->errname->str; } | 16,638 |
0 | static void tcg_out_tlb_read (TCGContext *s, int r0, int r1, int r2, int addr_reg, int s_bits, int offset) { #ifdef TARGET_LONG_BITS tcg_out_rld (s, RLDICL, addr_reg, addr_reg, 0, 32); tcg_out32 (s, (RLWINM | RA (r0) | RS (addr_reg) | SH (32 - (TARGET_PAGE_BITS - CPU_TLB_ENTRY_BITS)) | MB (32 - (CPU_TLB_BITS + CPU_TLB_ENTRY_BITS)) | ME (31 - CPU_TLB_ENTRY_BITS) ) ); tcg_out32 (s, ADD | RT (r0) | RA (r0) | RB (TCG_AREG0)); tcg_out32 (s, (LWZU | RT (r1) | RA (r0) | offset)); tcg_out32 (s, (RLWINM | RA (r2) | RS (addr_reg) | SH (0) | MB ((32 - s_bits) & 31) | ME (31 - TARGET_PAGE_BITS) ) ); #else tcg_out_rld (s, RLDICL, r0, addr_reg, 64 - TARGET_PAGE_BITS, 64 - CPU_TLB_BITS); tcg_out_rld (s, RLDICR, r0, r0, CPU_TLB_ENTRY_BITS, 63 - CPU_TLB_ENTRY_BITS); tcg_out32 (s, ADD | TAB (r0, r0, TCG_AREG0)); tcg_out32 (s, LD_ADDR | RT (r1) | RA (r0) | offset); if (!s_bits) { tcg_out_rld (s, RLDICR, r2, addr_reg, 0, 63 - TARGET_PAGE_BITS); } else { tcg_out_rld (s, RLDICL, r2, addr_reg, 64 - TARGET_PAGE_BITS, TARGET_PAGE_BITS - s_bits); tcg_out_rld (s, RLDICL, r2, r2, TARGET_PAGE_BITS, 0); } #endif } | 16,639 |
0 | float32 HELPER(ucf64_si2sf)(float32 x, CPUUniCore32State *env) { return int32_to_float32(ucf64_stoi(x), &env->ucf64.fp_status); } | 16,640 |
0 | static void v7m_push_stack(ARMCPU *cpu) { /* Do the "set up stack frame" part of exception entry, * similar to pseudocode PushStack(). */ CPUARMState *env = &cpu->env; uint32_t xpsr = xpsr_read(env); /* Align stack pointer if the guest wants that */ if ((env->regs[13] & 4) && (env->v7m.ccr & R_V7M_CCR_STKALIGN_MASK)) { env->regs[13] -= 4; xpsr |= XPSR_SPREALIGN; } /* Switch to the handler mode. */ v7m_push(env, xpsr); v7m_push(env, env->regs[15]); v7m_push(env, env->regs[14]); v7m_push(env, env->regs[12]); v7m_push(env, env->regs[3]); v7m_push(env, env->regs[2]); v7m_push(env, env->regs[1]); v7m_push(env, env->regs[0]); } | 16,641 |
0 | int bdrv_attach(BlockDriverState *bs, DeviceState *qdev) { if (bs->peer) { return -EBUSY; } bs->peer = qdev; return 0; } | 16,642 |
0 | static void vnc_init_timer(VncDisplay *vd) { vd->timer_interval = VNC_REFRESH_INTERVAL_BASE; if (vd->timer == NULL && !QTAILQ_EMPTY(&vd->clients)) { vd->timer = qemu_new_timer(rt_clock, vnc_refresh, vd); vnc_dpy_resize(vd->ds); vnc_refresh(vd); } } | 16,643 |
0 | static int pxa2xx_pic_load(QEMUFile *f, void *opaque, int version_id) { PXA2xxPICState *s = (PXA2xxPICState *) opaque; int i; for (i = 0; i < 2; i ++) qemu_get_be32s(f, &s->int_enabled[i]); for (i = 0; i < 2; i ++) qemu_get_be32s(f, &s->int_pending[i]); for (i = 0; i < 2; i ++) qemu_get_be32s(f, &s->is_fiq[i]); qemu_get_be32s(f, &s->int_idle); for (i = 0; i < PXA2XX_PIC_SRCS; i ++) qemu_get_be32s(f, &s->priority[i]); pxa2xx_pic_update(opaque); return 0; } | 16,644 |
0 | static void lsi_mmio_write(void *opaque, target_phys_addr_t addr, uint64_t val, unsigned size) { LSIState *s = opaque; lsi_reg_writeb(s, addr & 0xff, val); } | 16,645 |
0 | static void pmac_ide_writew (void *opaque, target_phys_addr_t addr, uint32_t val) { MACIOIDEState *d = opaque; addr = (addr & 0xFFF) >> 4; val = bswap16(val); if (addr == 0) { ide_data_writew(&d->bus, 0, val); } } | 16,646 |
0 | make_setup_request (AVFormatContext *s, const char *host, int port, int lower_transport, const char *real_challenge) { RTSPState *rt = s->priv_data; int rtx, j, i, err, interleave = 0; RTSPStream *rtsp_st; RTSPMessageHeader reply1, *reply = &reply1; char cmd[2048]; const char *trans_pref; if (rt->transport == RTSP_TRANSPORT_RDT) trans_pref = "x-pn-tng"; else trans_pref = "RTP/AVP"; /* default timeout: 1 minute */ rt->timeout = 60; /* for each stream, make the setup request */ /* XXX: we assume the same server is used for the control of each RTSP stream */ for(j = RTSP_RTP_PORT_MIN, i = 0; i < rt->nb_rtsp_streams; ++i) { char transport[2048]; /** * WMS serves all UDP data over a single connection, the RTX, which * isn't necessarily the first in the SDP but has to be the first * to be set up, else the second/third SETUP will fail with a 461. */ if (lower_transport == RTSP_LOWER_TRANSPORT_UDP && rt->server_type == RTSP_SERVER_WMS) { if (i == 0) { /* rtx first */ for (rtx = 0; rtx < rt->nb_rtsp_streams; rtx++) { int len = strlen(rt->rtsp_streams[rtx]->control_url); if (len >= 4 && !strcmp(rt->rtsp_streams[rtx]->control_url + len - 4, "/rtx")) break; } if (rtx == rt->nb_rtsp_streams) return -1; /* no RTX found */ rtsp_st = rt->rtsp_streams[rtx]; } else rtsp_st = rt->rtsp_streams[i > rtx ? i : i - 1]; } else rtsp_st = rt->rtsp_streams[i]; /* RTP/UDP */ if (lower_transport == RTSP_LOWER_TRANSPORT_UDP) { char buf[256]; if (rt->server_type == RTSP_SERVER_WMS && i > 1) { port = reply->transports[0].client_port_min; goto have_port; } /* first try in specified port range */ if (RTSP_RTP_PORT_MIN != 0) { while(j <= RTSP_RTP_PORT_MAX) { snprintf(buf, sizeof(buf), "rtp://%s?localport=%d", host, j); j += 2; /* we will use two port by rtp stream (rtp and rtcp) */ if (url_open(&rtsp_st->rtp_handle, buf, URL_RDWR) == 0) { goto rtp_opened; } } } /* then try on any port ** if (url_open(&rtsp_st->rtp_handle, "rtp://", URL_RDONLY) < 0) { ** err = AVERROR_INVALIDDATA; ** goto fail; ** } */ rtp_opened: port = rtp_get_local_port(rtsp_st->rtp_handle); have_port: snprintf(transport, sizeof(transport) - 1, "%s/UDP;", trans_pref); if (rt->server_type != RTSP_SERVER_REAL) av_strlcat(transport, "unicast;", sizeof(transport)); av_strlcatf(transport, sizeof(transport), "client_port=%d", port); if (rt->transport == RTSP_TRANSPORT_RTP && !(rt->server_type == RTSP_SERVER_WMS && i > 0)) av_strlcatf(transport, sizeof(transport), "-%d", port + 1); } /* RTP/TCP */ else if (lower_transport == RTSP_LOWER_TRANSPORT_TCP) { /** For WMS streams, the application streams are only used for * UDP. When trying to set it up for TCP streams, the server * will return an error. Therefore, we skip those streams. */ if (rt->server_type == RTSP_SERVER_WMS && s->streams[rtsp_st->stream_index]->codec->codec_type == CODEC_TYPE_DATA) continue; snprintf(transport, sizeof(transport) - 1, "%s/TCP;", trans_pref); if (rt->server_type == RTSP_SERVER_WMS) av_strlcat(transport, "unicast;", sizeof(transport)); av_strlcatf(transport, sizeof(transport), "interleaved=%d-%d", interleave, interleave + 1); interleave += 2; } else if (lower_transport == RTSP_LOWER_TRANSPORT_UDP_MULTICAST) { snprintf(transport, sizeof(transport) - 1, "%s/UDP;multicast", trans_pref); } if (rt->server_type == RTSP_SERVER_REAL || rt->server_type == RTSP_SERVER_WMS) av_strlcat(transport, ";mode=play", sizeof(transport)); snprintf(cmd, sizeof(cmd), "SETUP %s RTSP/1.0\r\n" "Transport: %s\r\n", rtsp_st->control_url, transport); if (i == 0 && rt->server_type == RTSP_SERVER_REAL) { char real_res[41], real_csum[9]; ff_rdt_calc_response_and_checksum(real_res, real_csum, real_challenge); av_strlcatf(cmd, sizeof(cmd), "If-Match: %s\r\n" "RealChallenge2: %s, sd=%s\r\n", rt->session_id, real_res, real_csum); } rtsp_send_cmd(s, cmd, reply, NULL); if (reply->status_code == 461 /* Unsupported protocol */ && i == 0) { err = 1; goto fail; } else if (reply->status_code != RTSP_STATUS_OK || reply->nb_transports != 1) { err = AVERROR_INVALIDDATA; goto fail; } /* XXX: same protocol for all streams is required */ if (i > 0) { if (reply->transports[0].lower_transport != rt->lower_transport || reply->transports[0].transport != rt->transport) { err = AVERROR_INVALIDDATA; goto fail; } } else { rt->lower_transport = reply->transports[0].lower_transport; rt->transport = reply->transports[0].transport; } /* close RTP connection if not choosen */ if (reply->transports[0].lower_transport != RTSP_LOWER_TRANSPORT_UDP && (lower_transport == RTSP_LOWER_TRANSPORT_UDP)) { url_close(rtsp_st->rtp_handle); rtsp_st->rtp_handle = NULL; } switch(reply->transports[0].lower_transport) { case RTSP_LOWER_TRANSPORT_TCP: rtsp_st->interleaved_min = reply->transports[0].interleaved_min; rtsp_st->interleaved_max = reply->transports[0].interleaved_max; break; case RTSP_LOWER_TRANSPORT_UDP: { char url[1024]; /* XXX: also use address if specified */ snprintf(url, sizeof(url), "rtp://%s:%d", host, reply->transports[0].server_port_min); if (!(rt->server_type == RTSP_SERVER_WMS && i > 1) && rtp_set_remote_url(rtsp_st->rtp_handle, url) < 0) { err = AVERROR_INVALIDDATA; goto fail; } } break; case RTSP_LOWER_TRANSPORT_UDP_MULTICAST: { char url[1024]; struct in_addr in; int port, ttl; if (reply->transports[0].destination) { in.s_addr = htonl(reply->transports[0].destination); port = reply->transports[0].port_min; ttl = reply->transports[0].ttl; } else { in = rtsp_st->sdp_ip; port = rtsp_st->sdp_port; ttl = rtsp_st->sdp_ttl; } snprintf(url, sizeof(url), "rtp://%s:%d?ttl=%d", inet_ntoa(in), port, ttl); if (url_open(&rtsp_st->rtp_handle, url, URL_RDWR) < 0) { err = AVERROR_INVALIDDATA; goto fail; } } break; } if ((err = rtsp_open_transport_ctx(s, rtsp_st))) goto fail; } if (reply->timeout > 0) rt->timeout = reply->timeout; if (rt->server_type == RTSP_SERVER_REAL) rt->need_subscription = 1; return 0; fail: for (i=0; i<rt->nb_rtsp_streams; i++) { if (rt->rtsp_streams[i]->rtp_handle) { url_close(rt->rtsp_streams[i]->rtp_handle); rt->rtsp_streams[i]->rtp_handle = NULL; } } return err; } | 16,647 |
0 | static void test_dst_table(AcpiSdtTable *sdt_table, uint32_t addr) { uint8_t checksum; memset(sdt_table, 0, sizeof(*sdt_table)); ACPI_READ_TABLE_HEADER(&sdt_table->header, addr); sdt_table->aml_len = le32_to_cpu(sdt_table->header.length) - sizeof(AcpiTableHeader); sdt_table->aml = g_malloc0(sdt_table->aml_len); ACPI_READ_ARRAY_PTR(sdt_table->aml, sdt_table->aml_len, addr); checksum = acpi_calc_checksum((uint8_t *)sdt_table, sizeof(AcpiTableHeader)) + acpi_calc_checksum((uint8_t *)sdt_table->aml, sdt_table->aml_len); g_assert(!checksum); } | 16,649 |
0 | static void piix4_device_plug_cb(HotplugHandler *hotplug_dev, DeviceState *dev, Error **errp) { PIIX4PMState *s = PIIX4_PM(hotplug_dev); if (s->acpi_memory_hotplug.is_enabled && object_dynamic_cast(OBJECT(dev), TYPE_PC_DIMM)) { if (object_dynamic_cast(OBJECT(dev), TYPE_NVDIMM)) { nvdimm_acpi_plug_cb(hotplug_dev, dev); } else { acpi_memory_plug_cb(hotplug_dev, &s->acpi_memory_hotplug, dev, errp); } } else if (object_dynamic_cast(OBJECT(dev), TYPE_PCI_DEVICE)) { if (!xen_enabled()) { acpi_pcihp_device_plug_cb(hotplug_dev, &s->acpi_pci_hotplug, dev, errp); } } else if (object_dynamic_cast(OBJECT(dev), TYPE_CPU)) { if (s->cpu_hotplug_legacy) { legacy_acpi_cpu_plug_cb(hotplug_dev, &s->gpe_cpu, dev, errp); } else { acpi_cpu_plug_cb(hotplug_dev, &s->cpuhp_state, dev, errp); } } else { error_setg(errp, "acpi: device plug request for not supported device" " type: %s", object_get_typename(OBJECT(dev))); } } | 16,650 |
0 | static int filter_frame(AVFilterLink *inlink, AVFilterBufferRef *buf) { AVFilterContext *ctx = inlink->dst; ASyncContext *s = ctx->priv; AVFilterLink *outlink = ctx->outputs[0]; int nb_channels = av_get_channel_layout_nb_channels(buf->audio->channel_layout); int64_t pts = (buf->pts == AV_NOPTS_VALUE) ? buf->pts : av_rescale_q(buf->pts, inlink->time_base, outlink->time_base); int out_size, ret; int64_t delta; /* buffer data until we get the first timestamp */ if (s->pts == AV_NOPTS_VALUE) { if (pts != AV_NOPTS_VALUE) { s->pts = pts - get_delay(s); } return write_to_fifo(s, buf); } /* now wait for the next timestamp */ if (pts == AV_NOPTS_VALUE) { return write_to_fifo(s, buf); } /* when we have two timestamps, compute how many samples would we have * to add/remove to get proper sync between data and timestamps */ delta = pts - s->pts - get_delay(s); out_size = avresample_available(s->avr); if (labs(delta) > s->min_delta) { av_log(ctx, AV_LOG_VERBOSE, "Discontinuity - %"PRId64" samples.\n", delta); out_size = av_clipl_int32((int64_t)out_size + delta); } else { if (s->resample) { int comp = av_clip(delta, -s->max_comp, s->max_comp); av_log(ctx, AV_LOG_VERBOSE, "Compensating %d samples per second.\n", comp); avresample_set_compensation(s->avr, delta, inlink->sample_rate); } delta = 0; } if (out_size > 0) { AVFilterBufferRef *buf_out = ff_get_audio_buffer(outlink, AV_PERM_WRITE, out_size); if (!buf_out) { ret = AVERROR(ENOMEM); goto fail; } avresample_read(s->avr, buf_out->extended_data, out_size); buf_out->pts = s->pts; if (delta > 0) { av_samples_set_silence(buf_out->extended_data, out_size - delta, delta, nb_channels, buf->format); } ret = ff_filter_frame(outlink, buf_out); if (ret < 0) goto fail; s->got_output = 1; } else { av_log(ctx, AV_LOG_WARNING, "Non-monotonous timestamps, dropping " "whole buffer.\n"); } /* drain any remaining buffered data */ avresample_read(s->avr, NULL, avresample_available(s->avr)); s->pts = pts - avresample_get_delay(s->avr); ret = avresample_convert(s->avr, NULL, 0, 0, buf->extended_data, buf->linesize[0], buf->audio->nb_samples); fail: avfilter_unref_buffer(buf); return ret; } | 16,652 |
1 | static void test_tco2_status_bits(void) { TestData d; uint16_t ticks = 8; uint16_t val; int ret; d.args = NULL; d.noreboot = true; test_init(&d); stop_tco(&d); clear_tco_status(&d); reset_on_second_timeout(true); set_tco_timeout(&d, ticks); load_tco(&d); start_tco(&d); clock_step(ticks * TCO_TICK_NSEC * 2); val = qpci_io_readw(d.dev, d.tco_io_base + TCO2_STS); ret = val & (TCO_SECOND_TO_STS | TCO_BOOT_STS) ? 1 : 0; g_assert(ret == 1); qpci_io_writew(d.dev, d.tco_io_base + TCO2_STS, val); g_assert_cmpint(qpci_io_readw(d.dev, d.tco_io_base + TCO2_STS), ==, 0); qtest_end(); } | 16,653 |
0 | static int mov_read_stsd(MOVContext *c, ByteIOContext *pb, MOVAtom atom) { AVStream *st = c->fc->streams[c->fc->nb_streams-1]; MOVStreamContext *sc = st->priv_data; int j, entries, pseudo_stream_id; get_byte(pb); /* version */ get_be24(pb); /* flags */ entries = get_be32(pb); for(pseudo_stream_id=0; pseudo_stream_id<entries; pseudo_stream_id++) { //Parsing Sample description table enum CodecID id; int dref_id = 1; MOVAtom a = { 0, 0, 0 }; int64_t start_pos = url_ftell(pb); int size = get_be32(pb); /* size */ uint32_t format = get_le32(pb); /* data format */ if (size >= 16) { get_be32(pb); /* reserved */ get_be16(pb); /* reserved */ dref_id = get_be16(pb); } if (st->codec->codec_tag && st->codec->codec_tag != format && (c->fc->video_codec_id ? ff_codec_get_id(codec_movvideo_tags, format) != c->fc->video_codec_id : st->codec->codec_tag != MKTAG('j','p','e','g')) ){ /* Multiple fourcc, we skip JPEG. This is not correct, we should * export it as a separate AVStream but this needs a few changes * in the MOV demuxer, patch welcome. */ av_log(c->fc, AV_LOG_WARNING, "multiple fourcc not supported\n"); url_fskip(pb, size - (url_ftell(pb) - start_pos)); continue; } sc->pseudo_stream_id = st->codec->codec_tag ? -1 : pseudo_stream_id; sc->dref_id= dref_id; st->codec->codec_tag = format; id = ff_codec_get_id(codec_movaudio_tags, format); if (id<=0 && ((format&0xFFFF) == 'm'+('s'<<8) || (format&0xFFFF) == 'T'+('S'<<8))) id = ff_codec_get_id(ff_codec_wav_tags, bswap_32(format)&0xFFFF); if (st->codec->codec_type != CODEC_TYPE_VIDEO && id > 0) { st->codec->codec_type = CODEC_TYPE_AUDIO; } else if (st->codec->codec_type != CODEC_TYPE_AUDIO && /* do not overwrite codec type */ format && format != MKTAG('m','p','4','s')) { /* skip old asf mpeg4 tag */ id = ff_codec_get_id(codec_movvideo_tags, format); if (id <= 0) id = ff_codec_get_id(ff_codec_bmp_tags, format); if (id > 0) st->codec->codec_type = CODEC_TYPE_VIDEO; else if(st->codec->codec_type == CODEC_TYPE_DATA){ id = ff_codec_get_id(ff_codec_movsubtitle_tags, format); if(id > 0) st->codec->codec_type = CODEC_TYPE_SUBTITLE; } } dprintf(c->fc, "size=%d 4CC= %c%c%c%c codec_type=%d\n", size, (format >> 0) & 0xff, (format >> 8) & 0xff, (format >> 16) & 0xff, (format >> 24) & 0xff, st->codec->codec_type); if(st->codec->codec_type==CODEC_TYPE_VIDEO) { uint8_t codec_name[32]; unsigned int color_depth; int color_greyscale; st->codec->codec_id = id; get_be16(pb); /* version */ get_be16(pb); /* revision level */ get_be32(pb); /* vendor */ get_be32(pb); /* temporal quality */ get_be32(pb); /* spatial quality */ st->codec->width = get_be16(pb); /* width */ st->codec->height = get_be16(pb); /* height */ get_be32(pb); /* horiz resolution */ get_be32(pb); /* vert resolution */ get_be32(pb); /* data size, always 0 */ get_be16(pb); /* frames per samples */ get_buffer(pb, codec_name, 32); /* codec name, pascal string */ if (codec_name[0] <= 31) { memcpy(st->codec->codec_name, &codec_name[1],codec_name[0]); st->codec->codec_name[codec_name[0]] = 0; } st->codec->bits_per_coded_sample = get_be16(pb); /* depth */ st->codec->color_table_id = get_be16(pb); /* colortable id */ dprintf(c->fc, "depth %d, ctab id %d\n", st->codec->bits_per_coded_sample, st->codec->color_table_id); /* figure out the palette situation */ color_depth = st->codec->bits_per_coded_sample & 0x1F; color_greyscale = st->codec->bits_per_coded_sample & 0x20; /* if the depth is 2, 4, or 8 bpp, file is palettized */ if ((color_depth == 2) || (color_depth == 4) || (color_depth == 8)) { /* for palette traversal */ unsigned int color_start, color_count, color_end; unsigned char r, g, b; st->codec->palctrl = av_malloc(sizeof(*st->codec->palctrl)); if (color_greyscale) { int color_index, color_dec; /* compute the greyscale palette */ st->codec->bits_per_coded_sample = color_depth; color_count = 1 << color_depth; color_index = 255; color_dec = 256 / (color_count - 1); for (j = 0; j < color_count; j++) { r = g = b = color_index; st->codec->palctrl->palette[j] = (r << 16) | (g << 8) | (b); color_index -= color_dec; if (color_index < 0) color_index = 0; } } else if (st->codec->color_table_id) { const uint8_t *color_table; /* if flag bit 3 is set, use the default palette */ color_count = 1 << color_depth; if (color_depth == 2) color_table = ff_qt_default_palette_4; else if (color_depth == 4) color_table = ff_qt_default_palette_16; else color_table = ff_qt_default_palette_256; for (j = 0; j < color_count; j++) { r = color_table[j * 3 + 0]; g = color_table[j * 3 + 1]; b = color_table[j * 3 + 2]; st->codec->palctrl->palette[j] = (r << 16) | (g << 8) | (b); } } else { /* load the palette from the file */ color_start = get_be32(pb); color_count = get_be16(pb); color_end = get_be16(pb); if ((color_start <= 255) && (color_end <= 255)) { for (j = color_start; j <= color_end; j++) { /* each R, G, or B component is 16 bits; * only use the top 8 bits; skip alpha bytes * up front */ get_byte(pb); get_byte(pb); r = get_byte(pb); get_byte(pb); g = get_byte(pb); get_byte(pb); b = get_byte(pb); get_byte(pb); st->codec->palctrl->palette[j] = (r << 16) | (g << 8) | (b); } } } st->codec->palctrl->palette_changed = 1; } } else if(st->codec->codec_type==CODEC_TYPE_AUDIO) { int bits_per_sample, flags; uint16_t version = get_be16(pb); st->codec->codec_id = id; get_be16(pb); /* revision level */ get_be32(pb); /* vendor */ st->codec->channels = get_be16(pb); /* channel count */ dprintf(c->fc, "audio channels %d\n", st->codec->channels); st->codec->bits_per_coded_sample = get_be16(pb); /* sample size */ sc->audio_cid = get_be16(pb); get_be16(pb); /* packet size = 0 */ st->codec->sample_rate = ((get_be32(pb) >> 16)); //Read QT version 1 fields. In version 0 these do not exist. dprintf(c->fc, "version =%d, isom =%d\n",version,c->isom); if(!c->isom) { if(version==1) { sc->samples_per_frame = get_be32(pb); get_be32(pb); /* bytes per packet */ sc->bytes_per_frame = get_be32(pb); get_be32(pb); /* bytes per sample */ } else if(version==2) { get_be32(pb); /* sizeof struct only */ st->codec->sample_rate = av_int2dbl(get_be64(pb)); /* float 64 */ st->codec->channels = get_be32(pb); get_be32(pb); /* always 0x7F000000 */ st->codec->bits_per_coded_sample = get_be32(pb); /* bits per channel if sound is uncompressed */ flags = get_be32(pb); /* lcpm format specific flag */ sc->bytes_per_frame = get_be32(pb); /* bytes per audio packet if constant */ sc->samples_per_frame = get_be32(pb); /* lpcm frames per audio packet if constant */ if (format == MKTAG('l','p','c','m')) st->codec->codec_id = mov_get_lpcm_codec_id(st->codec->bits_per_coded_sample, flags); } } switch (st->codec->codec_id) { case CODEC_ID_PCM_S8: case CODEC_ID_PCM_U8: if (st->codec->bits_per_coded_sample == 16) st->codec->codec_id = CODEC_ID_PCM_S16BE; break; case CODEC_ID_PCM_S16LE: case CODEC_ID_PCM_S16BE: if (st->codec->bits_per_coded_sample == 8) st->codec->codec_id = CODEC_ID_PCM_S8; else if (st->codec->bits_per_coded_sample == 24) st->codec->codec_id = st->codec->codec_id == CODEC_ID_PCM_S16BE ? CODEC_ID_PCM_S24BE : CODEC_ID_PCM_S24LE; break; /* set values for old format before stsd version 1 appeared */ case CODEC_ID_MACE3: sc->samples_per_frame = 6; sc->bytes_per_frame = 2*st->codec->channels; break; case CODEC_ID_MACE6: sc->samples_per_frame = 6; sc->bytes_per_frame = 1*st->codec->channels; break; case CODEC_ID_ADPCM_IMA_QT: sc->samples_per_frame = 64; sc->bytes_per_frame = 34*st->codec->channels; break; case CODEC_ID_GSM: sc->samples_per_frame = 160; sc->bytes_per_frame = 33; break; default: break; } bits_per_sample = av_get_bits_per_sample(st->codec->codec_id); if (bits_per_sample) { st->codec->bits_per_coded_sample = bits_per_sample; sc->sample_size = (bits_per_sample >> 3) * st->codec->channels; } } else if(st->codec->codec_type==CODEC_TYPE_SUBTITLE){ // ttxt stsd contains display flags, justification, background // color, fonts, and default styles, so fake an atom to read it MOVAtom fake_atom = { .size = size - (url_ftell(pb) - start_pos) }; if (format != AV_RL32("mp4s")) // mp4s contains a regular esds atom mov_read_glbl(c, pb, fake_atom); st->codec->codec_id= id; st->codec->width = sc->width; st->codec->height = sc->height; } else { /* other codec type, just skip (rtp, mp4s, tmcd ...) */ url_fskip(pb, size - (url_ftell(pb) - start_pos)); } /* this will read extra atoms at the end (wave, alac, damr, avcC, SMI ...) */ a.size = size - (url_ftell(pb) - start_pos); if (a.size > 8) { if (mov_read_default(c, pb, a) < 0) return -1; } else if (a.size > 0) url_fskip(pb, a.size); } if(st->codec->codec_type==CODEC_TYPE_AUDIO && st->codec->sample_rate==0 && sc->time_scale>1) st->codec->sample_rate= sc->time_scale; /* special codec parameters handling */ switch (st->codec->codec_id) { #if CONFIG_DV_DEMUXER case CODEC_ID_DVAUDIO: c->dv_fctx = avformat_alloc_context(); c->dv_demux = dv_init_demux(c->dv_fctx); if (!c->dv_demux) { av_log(c->fc, AV_LOG_ERROR, "dv demux context init error\n"); return -1; } sc->dv_audio_container = 1; st->codec->codec_id = CODEC_ID_PCM_S16LE; break; #endif /* no ifdef since parameters are always those */ case CODEC_ID_QCELP: // force sample rate for qcelp when not stored in mov if (st->codec->codec_tag != MKTAG('Q','c','l','p')) st->codec->sample_rate = 8000; st->codec->frame_size= 160; st->codec->channels= 1; /* really needed */ break; case CODEC_ID_AMR_NB: case CODEC_ID_AMR_WB: st->codec->frame_size= sc->samples_per_frame; st->codec->channels= 1; /* really needed */ /* force sample rate for amr, stsd in 3gp does not store sample rate */ if (st->codec->codec_id == CODEC_ID_AMR_NB) st->codec->sample_rate = 8000; else if (st->codec->codec_id == CODEC_ID_AMR_WB) st->codec->sample_rate = 16000; break; case CODEC_ID_MP2: case CODEC_ID_MP3: st->codec->codec_type = CODEC_TYPE_AUDIO; /* force type after stsd for m1a hdlr */ st->need_parsing = AVSTREAM_PARSE_FULL; break; case CODEC_ID_GSM: case CODEC_ID_ADPCM_MS: case CODEC_ID_ADPCM_IMA_WAV: st->codec->block_align = sc->bytes_per_frame; break; case CODEC_ID_ALAC: if (st->codec->extradata_size == 36) { st->codec->frame_size = AV_RB32(st->codec->extradata+12); st->codec->channels = AV_RB8 (st->codec->extradata+21); } break; default: break; } return 0; } | 16,654 |
1 | void rgb15tobgr24(const uint8_t *src, uint8_t *dst, unsigned int src_size) { const uint16_t *end; uint8_t *d = (uint8_t *)dst; const uint16_t *s = (uint16_t *)src; end = s + src_size/2; while(s < end) { register uint16_t bgr; bgr = *s++; *d++ = (bgr&0x7C00)>>7; *d++ = (bgr&0x3E0)>>2; *d++ = (bgr&0x1F)<<3; } } | 16,655 |
1 | int av_buffersink_get_samples(AVFilterContext *ctx, AVFrame *frame, int nb_samples) { BufferSinkContext *s = ctx->priv; AVFilterLink *link = ctx->inputs[0]; AVFrame *cur_frame; int ret = 0; if (!s->audio_fifo) { int nb_channels = link->channels; if (!(s->audio_fifo = av_audio_fifo_alloc(link->format, nb_channels, nb_samples))) return AVERROR(ENOMEM); } while (ret >= 0) { if (av_audio_fifo_size(s->audio_fifo) >= nb_samples) return read_from_fifo(ctx, frame, nb_samples); if (!(cur_frame = av_frame_alloc())) return AVERROR(ENOMEM); ret = av_buffersink_get_frame_flags(ctx, cur_frame, 0); if (ret == AVERROR_EOF && av_audio_fifo_size(s->audio_fifo)) { av_frame_free(&cur_frame); return read_from_fifo(ctx, frame, av_audio_fifo_size(s->audio_fifo)); } else if (ret < 0) { av_frame_free(&cur_frame); return ret; } if (cur_frame->pts != AV_NOPTS_VALUE) { s->next_pts = cur_frame->pts - av_rescale_q(av_audio_fifo_size(s->audio_fifo), (AVRational){ 1, link->sample_rate }, link->time_base); } ret = av_audio_fifo_write(s->audio_fifo, (void**)cur_frame->extended_data, cur_frame->nb_samples); av_frame_free(&cur_frame); } return ret; } | 16,656 |
1 | static int rtsp_parse_request(HTTPContext *c) { const char *p, *p1, *p2; char cmd[32]; char url[1024]; char protocol[32]; char line[1024]; int len; RTSPMessageHeader header1, *header = &header1; c->buffer_ptr[0] = '\0'; p = c->buffer; get_word(cmd, sizeof(cmd), &p); get_word(url, sizeof(url), &p); get_word(protocol, sizeof(protocol), &p); av_strlcpy(c->method, cmd, sizeof(c->method)); av_strlcpy(c->url, url, sizeof(c->url)); av_strlcpy(c->protocol, protocol, sizeof(c->protocol)); if (url_open_dyn_buf(&c->pb) < 0) { /* XXX: cannot do more */ c->pb = NULL; /* safety */ return -1; } /* check version name */ if (strcmp(protocol, "RTSP/1.0") != 0) { rtsp_reply_error(c, RTSP_STATUS_VERSION); goto the_end; } /* parse each header line */ memset(header, 0, sizeof(*header)); /* skip to next line */ while (*p != '\n' && *p != '\0') p++; if (*p == '\n') p++; while (*p != '\0') { p1 = strchr(p, '\n'); if (!p1) break; p2 = p1; if (p2 > p && p2[-1] == '\r') p2--; /* skip empty line */ if (p2 == p) break; len = p2 - p; if (len > sizeof(line) - 1) len = sizeof(line) - 1; memcpy(line, p, len); line[len] = '\0'; ff_rtsp_parse_line(header, line, NULL); p = p1 + 1; } /* handle sequence number */ c->seq = header->seq; if (!strcmp(cmd, "DESCRIBE")) rtsp_cmd_describe(c, url); else if (!strcmp(cmd, "OPTIONS")) rtsp_cmd_options(c, url); else if (!strcmp(cmd, "SETUP")) rtsp_cmd_setup(c, url, header); else if (!strcmp(cmd, "PLAY")) rtsp_cmd_play(c, url, header); else if (!strcmp(cmd, "PAUSE")) rtsp_cmd_pause(c, url, header); else if (!strcmp(cmd, "TEARDOWN")) rtsp_cmd_teardown(c, url, header); else rtsp_reply_error(c, RTSP_STATUS_METHOD); the_end: len = url_close_dyn_buf(c->pb, &c->pb_buffer); c->pb = NULL; /* safety */ if (len < 0) { /* XXX: cannot do more */ return -1; } c->buffer_ptr = c->pb_buffer; c->buffer_end = c->pb_buffer + len; c->state = RTSPSTATE_SEND_REPLY; return 0; } | 16,657 |
1 | void cpu_dump_state (CPUPPCState *env, FILE *f, fprintf_function cpu_fprintf, int flags) { #define RGPL 4 #define RFPL 4 int i; cpu_fprintf(f, "NIP " TARGET_FMT_lx " LR " TARGET_FMT_lx " CTR " TARGET_FMT_lx " XER " TARGET_FMT_lx "\n", env->nip, env->lr, env->ctr, env->xer); cpu_fprintf(f, "MSR " TARGET_FMT_lx " HID0 " TARGET_FMT_lx " HF " TARGET_FMT_lx " idx %d\n", env->msr, env->spr[SPR_HID0], env->hflags, env->mmu_idx); #if !defined(NO_TIMER_DUMP) cpu_fprintf(f, "TB %08" PRIu32 " %08" PRIu64 #if !defined(CONFIG_USER_ONLY) " DECR %08" PRIu32 #endif "\n", cpu_ppc_load_tbu(env), cpu_ppc_load_tbl(env) #if !defined(CONFIG_USER_ONLY) , cpu_ppc_load_decr(env) #endif ); #endif for (i = 0; i < 32; i++) { if ((i & (RGPL - 1)) == 0) cpu_fprintf(f, "GPR%02d", i); cpu_fprintf(f, " %016" PRIx64, ppc_dump_gpr(env, i)); if ((i & (RGPL - 1)) == (RGPL - 1)) cpu_fprintf(f, "\n"); } cpu_fprintf(f, "CR "); for (i = 0; i < 8; i++) cpu_fprintf(f, "%01x", env->crf[i]); cpu_fprintf(f, " ["); for (i = 0; i < 8; i++) { char a = '-'; if (env->crf[i] & 0x08) a = 'L'; else if (env->crf[i] & 0x04) a = 'G'; else if (env->crf[i] & 0x02) a = 'E'; cpu_fprintf(f, " %c%c", a, env->crf[i] & 0x01 ? 'O' : ' '); } cpu_fprintf(f, " ] RES " TARGET_FMT_lx "\n", env->reserve_addr); for (i = 0; i < 32; i++) { if ((i & (RFPL - 1)) == 0) cpu_fprintf(f, "FPR%02d", i); cpu_fprintf(f, " %016" PRIx64, *((uint64_t *)&env->fpr[i])); if ((i & (RFPL - 1)) == (RFPL - 1)) cpu_fprintf(f, "\n"); } cpu_fprintf(f, "FPSCR %08x\n", env->fpscr); #if !defined(CONFIG_USER_ONLY) cpu_fprintf(f, " SRR0 " TARGET_FMT_lx " SRR1 " TARGET_FMT_lx " PVR " TARGET_FMT_lx " VRSAVE " TARGET_FMT_lx "\n", env->spr[SPR_SRR0], env->spr[SPR_SRR1], env->spr[SPR_PVR], env->spr[SPR_VRSAVE]); cpu_fprintf(f, "SPRG0 " TARGET_FMT_lx " SPRG1 " TARGET_FMT_lx " SPRG2 " TARGET_FMT_lx " SPRG3 " TARGET_FMT_lx "\n", env->spr[SPR_SPRG0], env->spr[SPR_SPRG1], env->spr[SPR_SPRG2], env->spr[SPR_SPRG3]); cpu_fprintf(f, "SPRG4 " TARGET_FMT_lx " SPRG5 " TARGET_FMT_lx " SPRG6 " TARGET_FMT_lx " SPRG7 " TARGET_FMT_lx "\n", env->spr[SPR_SPRG4], env->spr[SPR_SPRG5], env->spr[SPR_SPRG6], env->spr[SPR_SPRG7]); if (env->excp_model == POWERPC_EXCP_BOOKE) { cpu_fprintf(f, "CSRR0 " TARGET_FMT_lx " CSRR1 " TARGET_FMT_lx " MCSRR0 " TARGET_FMT_lx " MCSRR1 " TARGET_FMT_lx "\n", env->spr[SPR_BOOKE_CSRR0], env->spr[SPR_BOOKE_CSRR1], env->spr[SPR_BOOKE_MCSRR0], env->spr[SPR_BOOKE_MCSRR1]); cpu_fprintf(f, " TCR " TARGET_FMT_lx " TSR " TARGET_FMT_lx " ESR " TARGET_FMT_lx " DEAR " TARGET_FMT_lx "\n", env->spr[SPR_BOOKE_TCR], env->spr[SPR_BOOKE_TSR], env->spr[SPR_BOOKE_ESR], env->spr[SPR_BOOKE_DEAR]); cpu_fprintf(f, " PIR " TARGET_FMT_lx " DECAR " TARGET_FMT_lx " IVPR " TARGET_FMT_lx " EPCR " TARGET_FMT_lx "\n", env->spr[SPR_BOOKE_PIR], env->spr[SPR_BOOKE_DECAR], env->spr[SPR_BOOKE_IVPR], env->spr[SPR_BOOKE_EPCR]); cpu_fprintf(f, " MCSR " TARGET_FMT_lx " SPRG8 " TARGET_FMT_lx " EPR " TARGET_FMT_lx "\n", env->spr[SPR_BOOKE_MCSR], env->spr[SPR_BOOKE_SPRG8], env->spr[SPR_BOOKE_EPR]); /* FSL-specific */ cpu_fprintf(f, " MCAR " TARGET_FMT_lx " PID1 " TARGET_FMT_lx " PID2 " TARGET_FMT_lx " SVR " TARGET_FMT_lx "\n", env->spr[SPR_Exxx_MCAR], env->spr[SPR_BOOKE_PID1], env->spr[SPR_BOOKE_PID2], env->spr[SPR_E500_SVR]); /* * IVORs are left out as they are large and do not change often -- * they can be read with "p $ivor0", "p $ivor1", etc. */ } #if defined(TARGET_PPC64) if (env->flags & POWERPC_FLAG_CFAR) { cpu_fprintf(f, " CFAR " TARGET_FMT_lx"\n", env->cfar); } #endif switch (env->mmu_model) { case POWERPC_MMU_32B: case POWERPC_MMU_601: case POWERPC_MMU_SOFT_6xx: case POWERPC_MMU_SOFT_74xx: #if defined(TARGET_PPC64) case POWERPC_MMU_620: case POWERPC_MMU_64B: #endif cpu_fprintf(f, " SDR1 " TARGET_FMT_lx "\n", env->spr[SPR_SDR1]); break; case POWERPC_MMU_BOOKE206: cpu_fprintf(f, " MAS0 " TARGET_FMT_lx " MAS1 " TARGET_FMT_lx " MAS2 " TARGET_FMT_lx " MAS3 " TARGET_FMT_lx "\n", env->spr[SPR_BOOKE_MAS0], env->spr[SPR_BOOKE_MAS1], env->spr[SPR_BOOKE_MAS2], env->spr[SPR_BOOKE_MAS3]); cpu_fprintf(f, " MAS4 " TARGET_FMT_lx " MAS6 " TARGET_FMT_lx " MAS7 " TARGET_FMT_lx " PID " TARGET_FMT_lx "\n", env->spr[SPR_BOOKE_MAS4], env->spr[SPR_BOOKE_MAS6], env->spr[SPR_BOOKE_MAS7], env->spr[SPR_BOOKE_PID]); cpu_fprintf(f, "MMUCFG " TARGET_FMT_lx " TLB0CFG " TARGET_FMT_lx " TLB1CFG " TARGET_FMT_lx "\n", env->spr[SPR_MMUCFG], env->spr[SPR_BOOKE_TLB0CFG], env->spr[SPR_BOOKE_TLB1CFG]); break; default: break; } #endif #undef RGPL #undef RFPL } | 16,658 |
1 | pvscsi_init_msi(PVSCSIState *s) { int res; PCIDevice *d = PCI_DEVICE(s); res = msi_init(d, PVSCSI_MSI_OFFSET(s), PVSCSI_MSIX_NUM_VECTORS, PVSCSI_USE_64BIT, PVSCSI_PER_VECTOR_MASK); if (res < 0) { trace_pvscsi_init_msi_fail(res); s->msi_used = false; } else { s->msi_used = true; } } | 16,661 |
1 | static void map_val_34_to_20(INTFLOAT par[PS_MAX_NR_IIDICC]) { #if USE_FIXED par[ 0] = (int)(((int64_t)(par[ 0] + (par[ 1]>>1)) * 1431655765 + \ 0x40000000) >> 31); par[ 1] = (int)(((int64_t)((par[ 1]>>1) + par[ 2]) * 1431655765 + \ 0x40000000) >> 31); par[ 2] = (int)(((int64_t)(par[ 3] + (par[ 4]>>1)) * 1431655765 + \ 0x40000000) >> 31); par[ 3] = (int)(((int64_t)((par[ 4]>>1) + par[ 5]) * 1431655765 + \ 0x40000000) >> 31); #else par[ 0] = (2*par[ 0] + par[ 1]) * 0.33333333f; par[ 1] = ( par[ 1] + 2*par[ 2]) * 0.33333333f; par[ 2] = (2*par[ 3] + par[ 4]) * 0.33333333f; par[ 3] = ( par[ 4] + 2*par[ 5]) * 0.33333333f; #endif /* USE_FIXED */ par[ 4] = AAC_HALF_SUM(par[ 6], par[ 7]); par[ 5] = AAC_HALF_SUM(par[ 8], par[ 9]); par[ 6] = par[10]; par[ 7] = par[11]; par[ 8] = AAC_HALF_SUM(par[12], par[13]); par[ 9] = AAC_HALF_SUM(par[14], par[15]); par[10] = par[16]; par[11] = par[17]; par[12] = par[18]; par[13] = par[19]; par[14] = AAC_HALF_SUM(par[20], par[21]); par[15] = AAC_HALF_SUM(par[22], par[23]); par[16] = AAC_HALF_SUM(par[24], par[25]); par[17] = AAC_HALF_SUM(par[26], par[27]); #if USE_FIXED par[18] = (((par[28]+2)>>2) + ((par[29]+2)>>2) + ((par[30]+2)>>2) + ((par[31]+2)>>2)); #else par[18] = ( par[28] + par[29] + par[30] + par[31]) * 0.25f; #endif /* USE_FIXED */ par[19] = AAC_HALF_SUM(par[32], par[33]); } | 16,662 |
1 | GuestFileWrite *qmp_guest_file_write(int64_t handle, const char *buf_b64, bool has_count, int64_t count, Error **errp) { GuestFileWrite *write_data = NULL; guchar *buf; gsize buf_len; int write_count; GuestFileHandle *gfh = guest_file_handle_find(handle, errp); FILE *fh; if (!gfh) { fh = gfh->fh; buf = g_base64_decode(buf_b64, &buf_len); if (!has_count) { count = buf_len; } else if (count < 0 || count > buf_len) { error_setg(errp, "value '%" PRId64 "' is invalid for argument count", count); g_free(buf); write_count = fwrite(buf, 1, count, fh); if (ferror(fh)) { error_setg_errno(errp, errno, "failed to write to file"); slog("guest-file-write failed, handle: %" PRId64, handle); } else { write_data = g_new0(GuestFileWrite, 1); write_data->count = write_count; write_data->eof = feof(fh); gfh->state = RW_STATE_WRITING; g_free(buf); clearerr(fh); return write_data; | 16,663 |
1 | static void fill_picture_parameters(AVCodecContext *avctx, struct dxva_context *ctx, const VC1Context *v, DXVA_PictureParameters *pp) { const MpegEncContext *s = &v->s; const Picture *current_picture = s->current_picture_ptr; memset(pp, 0, sizeof(*pp)); pp->wDecodedPictureIndex = pp->wDeblockedPictureIndex = ff_dxva2_get_surface_index(ctx, ¤t_picture->f); if (s->pict_type != AV_PICTURE_TYPE_I && !v->bi_type) pp->wForwardRefPictureIndex = ff_dxva2_get_surface_index(ctx, &s->last_picture.f); else pp->wForwardRefPictureIndex = 0xffff; if (s->pict_type == AV_PICTURE_TYPE_B && !v->bi_type) pp->wBackwardRefPictureIndex = ff_dxva2_get_surface_index(ctx, &s->next_picture.f); else pp->wBackwardRefPictureIndex = 0xffff; if (v->profile == PROFILE_ADVANCED) { /* It is the cropped width/height -1 of the frame */ pp->wPicWidthInMBminus1 = avctx->width - 1; pp->wPicHeightInMBminus1= avctx->height - 1; } else { /* It is the coded width/height in macroblock -1 of the frame */ pp->wPicWidthInMBminus1 = s->mb_width - 1; pp->wPicHeightInMBminus1= s->mb_height - 1; } pp->bMacroblockWidthMinus1 = 15; pp->bMacroblockHeightMinus1 = 15; pp->bBlockWidthMinus1 = 7; pp->bBlockHeightMinus1 = 7; pp->bBPPminus1 = 7; if (s->picture_structure & PICT_TOP_FIELD) pp->bPicStructure |= 0x01; if (s->picture_structure & PICT_BOTTOM_FIELD) pp->bPicStructure |= 0x02; pp->bSecondField = v->interlace && v->fcm != ILACE_FIELD && !s->first_field; pp->bPicIntra = s->pict_type == AV_PICTURE_TYPE_I || v->bi_type; pp->bPicBackwardPrediction = s->pict_type == AV_PICTURE_TYPE_B && !v->bi_type; pp->bBidirectionalAveragingMode = (1 << 7) | ((ctx->cfg->ConfigIntraResidUnsigned != 0) << 6) | ((ctx->cfg->ConfigResidDiffAccelerator != 0) << 5) | ((v->lumscale != 32 || v->lumshift != 0) << 4) | ((v->profile == PROFILE_ADVANCED) << 3); pp->bMVprecisionAndChromaRelation = ((v->mv_mode == MV_PMODE_1MV_HPEL_BILIN) << 3) | (1 << 2) | (0 << 1) | (!s->quarter_sample ); pp->bChromaFormat = v->chromaformat; ctx->report_id++; if (ctx->report_id >= (1 << 16)) ctx->report_id = 1; pp->bPicScanFixed = ctx->report_id >> 8; pp->bPicScanMethod = ctx->report_id & 0xff; pp->bPicReadbackRequests = 0; pp->bRcontrol = v->rnd; pp->bPicSpatialResid8 = (v->panscanflag << 7) | (v->refdist_flag << 6) | (s->loop_filter << 5) | (v->fastuvmc << 4) | (v->extended_mv << 3) | (v->dquant << 1) | (v->vstransform ); pp->bPicOverflowBlocks = (v->quantizer_mode << 6) | (v->multires << 5) | (v->resync_marker << 4) | (v->rangered << 3) | (s->max_b_frames ); pp->bPicExtrapolation = (!v->interlace || v->fcm == PROGRESSIVE) ? 1 : 2; pp->bPicDeblocked = ((!pp->bPicBackwardPrediction && v->overlap) << 6) | ((v->profile != PROFILE_ADVANCED && v->rangeredfrm) << 5) | (s->loop_filter << 1); pp->bPicDeblockConfined = (v->postprocflag << 7) | (v->broadcast << 6) | (v->interlace << 5) | (v->tfcntrflag << 4) | (v->finterpflag << 3) | ((s->pict_type != AV_PICTURE_TYPE_B) << 2) | (v->psf << 1) | (v->extended_dmv ); if (s->pict_type != AV_PICTURE_TYPE_I) pp->bPic4MVallowed = v->mv_mode == MV_PMODE_MIXED_MV || (v->mv_mode == MV_PMODE_INTENSITY_COMP && v->mv_mode2 == MV_PMODE_MIXED_MV); if (v->profile == PROFILE_ADVANCED) pp->bPicOBMC = (v->range_mapy_flag << 7) | (v->range_mapy << 4) | (v->range_mapuv_flag << 3) | (v->range_mapuv ); pp->bPicBinPB = 0; pp->bMV_RPS = 0; pp->bReservedBits = 0; if (s->picture_structure == PICT_FRAME) { pp->wBitstreamFcodes = v->lumscale; pp->wBitstreamPCEelements = v->lumshift; } else { /* Syntax: (top_field_param << 8) | bottom_field_param */ pp->wBitstreamFcodes = (v->lumscale << 8) | v->lumscale; pp->wBitstreamPCEelements = (v->lumshift << 8) | v->lumshift; } pp->bBitstreamConcealmentNeed = 0; pp->bBitstreamConcealmentMethod = 0; } | 16,665 |
1 | static av_always_inline void sbr_hf_apply_noise(int (*Y)[2], const SoftFloat *s_m, const SoftFloat *q_filt, int noise, int phi_sign0, int phi_sign1, int m_max) { int m; for (m = 0; m < m_max; m++) { int y0 = Y[m][0]; int y1 = Y[m][1]; noise = (noise + 1) & 0x1ff; if (s_m[m].mant) { int shift, round; shift = 22 - s_m[m].exp; if (shift < 30) { round = 1 << (shift-1); y0 += (s_m[m].mant * phi_sign0 + round) >> shift; y1 += (s_m[m].mant * phi_sign1 + round) >> shift; } } else { int shift, round, tmp; int64_t accu; shift = 22 - q_filt[m].exp; if (shift < 30) { round = 1 << (shift-1); accu = (int64_t)q_filt[m].mant * ff_sbr_noise_table_fixed[noise][0]; tmp = (int)((accu + 0x40000000) >> 31); y0 += (tmp + round) >> shift; accu = (int64_t)q_filt[m].mant * ff_sbr_noise_table_fixed[noise][1]; tmp = (int)((accu + 0x40000000) >> 31); y1 += (tmp + round) >> shift; } } Y[m][0] = y0; Y[m][1] = y1; phi_sign1 = -phi_sign1; } } | 16,667 |
1 | av_cold void ff_h264dsp_init_ppc(H264DSPContext *c, const int bit_depth, const int chroma_format_idc) { #if HAVE_ALTIVEC if (!(av_get_cpu_flags() & AV_CPU_FLAG_ALTIVEC)) return; if (bit_depth == 8) { c->h264_idct_add = h264_idct_add_altivec; if (chroma_format_idc == 1) c->h264_idct_add8 = h264_idct_add8_altivec; c->h264_idct_add16 = h264_idct_add16_altivec; c->h264_idct_add16intra = h264_idct_add16intra_altivec; c->h264_idct_dc_add= h264_idct_dc_add_altivec; c->h264_idct8_dc_add = h264_idct8_dc_add_altivec; c->h264_idct8_add = h264_idct8_add_altivec; c->h264_idct8_add4 = h264_idct8_add4_altivec; c->h264_v_loop_filter_luma= h264_v_loop_filter_luma_altivec; c->h264_h_loop_filter_luma= h264_h_loop_filter_luma_altivec; c->weight_h264_pixels_tab[0] = weight_h264_pixels16_altivec; c->weight_h264_pixels_tab[1] = weight_h264_pixels8_altivec; c->biweight_h264_pixels_tab[0] = biweight_h264_pixels16_altivec; c->biweight_h264_pixels_tab[1] = biweight_h264_pixels8_altivec; } #endif /* HAVE_ALTIVEC */ } | 16,668 |
1 | static av_cold int atrac1_decode_init(AVCodecContext *avctx) { AT1Ctx *q = avctx->priv_data; avctx->sample_fmt = AV_SAMPLE_FMT_FLT; if (avctx->channels < 1 || avctx->channels > AT1_MAX_CHANNELS) { av_log(avctx, AV_LOG_ERROR, "Unsupported number of channels: %d\n", avctx->channels); return AVERROR(EINVAL); } q->channels = avctx->channels; if (avctx->channels == 2) { q->out_samples[0] = av_malloc(2 * AT1_SU_SAMPLES * sizeof(*q->out_samples[0])); q->out_samples[1] = q->out_samples[0] + AT1_SU_SAMPLES; if (!q->out_samples[0]) { av_freep(&q->out_samples[0]); return AVERROR(ENOMEM); } } /* Init the mdct transforms */ ff_mdct_init(&q->mdct_ctx[0], 6, 1, -1.0/ (1 << 15)); ff_mdct_init(&q->mdct_ctx[1], 8, 1, -1.0/ (1 << 15)); ff_mdct_init(&q->mdct_ctx[2], 9, 1, -1.0/ (1 << 15)); ff_init_ff_sine_windows(5); atrac_generate_tables(); dsputil_init(&q->dsp, avctx); ff_fmt_convert_init(&q->fmt_conv, avctx); q->bands[0] = q->low; q->bands[1] = q->mid; q->bands[2] = q->high; /* Prepare the mdct overlap buffers */ q->SUs[0].spectrum[0] = q->SUs[0].spec1; q->SUs[0].spectrum[1] = q->SUs[0].spec2; q->SUs[1].spectrum[0] = q->SUs[1].spec1; q->SUs[1].spectrum[1] = q->SUs[1].spec2; return 0; } | 16,669 |
1 | static int query_formats(AVFilterContext *ctx) { AVFilterFormats *formats = NULL; int fmt; for (fmt = 0; fmt < AV_PIX_FMT_NB; fmt++) { const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(fmt); if (!(desc->flags & PIX_FMT_PAL || fmt == AV_PIX_FMT_NV21 || fmt == AV_PIX_FMT_NV12)) ff_add_format(&formats, fmt); } ff_set_common_formats(ctx, formats); return 0; } | 16,670 |
1 | Object *container_get(Object *root, const char *path) { Object *obj, *child; gchar **parts; int i; parts = g_strsplit(path, "/", 0); assert(parts != NULL && parts[0] != NULL && !parts[0][0]); obj = root; for (i = 1; parts[i] != NULL; i++, obj = child) { child = object_resolve_path_component(obj, parts[i]); if (!child) { child = object_new("container"); object_property_add_child(obj, parts[i], child, NULL); } } g_strfreev(parts); return obj; } | 16,671 |
1 | int ff_h264_decode_ref_pic_list_reordering(H264Context *h){ int list, index, pic_structure, i; print_short_term(h); print_long_term(h); for(list=0; list<h->list_count; list++){ for (i = 0; i < h->ref_count[list]; i++) COPY_PICTURE(&h->ref_list[list][i], &h->default_ref_list[list][i]); if(get_bits1(&h->gb)){ int pred= h->curr_pic_num; for(index=0; ; index++){ unsigned int reordering_of_pic_nums_idc= get_ue_golomb_31(&h->gb); unsigned int pic_id; int i; Picture *ref = NULL; if(reordering_of_pic_nums_idc==3) break; if(index >= h->ref_count[list]){ av_log(h->avctx, AV_LOG_ERROR, "reference count overflow\n"); return -1; } if(reordering_of_pic_nums_idc<3){ if(reordering_of_pic_nums_idc<2){ const unsigned int abs_diff_pic_num= get_ue_golomb(&h->gb) + 1; int frame_num; if(abs_diff_pic_num > h->max_pic_num){ av_log(h->avctx, AV_LOG_ERROR, "abs_diff_pic_num overflow\n"); return -1; } if(reordering_of_pic_nums_idc == 0) pred-= abs_diff_pic_num; else pred+= abs_diff_pic_num; pred &= h->max_pic_num - 1; frame_num = pic_num_extract(h, pred, &pic_structure); for(i= h->short_ref_count-1; i>=0; i--){ ref = h->short_ref[i]; assert(ref->reference); assert(!ref->long_ref); if( ref->frame_num == frame_num && (ref->reference & pic_structure) ) break; } if(i>=0) ref->pic_id= pred; }else{ int long_idx; pic_id= get_ue_golomb(&h->gb); //long_term_pic_idx long_idx= pic_num_extract(h, pic_id, &pic_structure); if(long_idx>31){ av_log(h->avctx, AV_LOG_ERROR, "long_term_pic_idx overflow\n"); return -1; } ref = h->long_ref[long_idx]; assert(!(ref && !ref->reference)); if (ref && (ref->reference & pic_structure)) { ref->pic_id= pic_id; assert(ref->long_ref); i=0; }else{ i=-1; } } if (i < 0) { av_log(h->avctx, AV_LOG_ERROR, "reference picture missing during reorder\n"); memset(&h->ref_list[list][index], 0, sizeof(Picture)); //FIXME } else { for(i=index; i+1<h->ref_count[list]; i++){ if(ref->long_ref == h->ref_list[list][i].long_ref && ref->pic_id == h->ref_list[list][i].pic_id) break; } for(; i > index; i--){ COPY_PICTURE(&h->ref_list[list][i], &h->ref_list[list][i - 1]); } COPY_PICTURE(&h->ref_list[list][index], ref); if (FIELD_PICTURE){ pic_as_field(&h->ref_list[list][index], pic_structure); } } }else{ av_log(h->avctx, AV_LOG_ERROR, "illegal reordering_of_pic_nums_idc\n"); return -1; } } } } for(list=0; list<h->list_count; list++){ for(index= 0; index < h->ref_count[list]; index++){ if (!h->ref_list[list][index].f.data[0]) { int i; av_log(h->avctx, AV_LOG_ERROR, "Missing reference picture, default is %d\n", h->default_ref_list[list][0].poc); for (i=0; i<FF_ARRAY_ELEMS(h->last_pocs); i++) h->last_pocs[i] = INT_MIN; if (h->default_ref_list[list][0].f.data[0]) COPY_PICTURE(&h->ref_list[list][index], &h->default_ref_list[list][0]); else return -1; } } } return 0; } | 16,672 |
1 | static void nfs_client_close(NFSClient *client) { if (client->context) { if (client->fh) { nfs_close(client->context, client->fh); } aio_set_fd_handler(client->aio_context, nfs_get_fd(client->context), false, NULL, NULL, NULL, NULL); nfs_destroy_context(client->context); } memset(client, 0, sizeof(NFSClient)); } | 16,673 |
1 | static void musicpal_init(ram_addr_t ram_size, const char *boot_device, const char *kernel_filename, const char *kernel_cmdline, const char *initrd_filename, const char *cpu_model) { CPUState *env; qemu_irq *cpu_pic; qemu_irq pic[32]; DeviceState *dev; DeviceState *i2c_dev; DeviceState *lcd_dev; DeviceState *key_dev; #ifdef HAS_AUDIO DeviceState *wm8750_dev; SysBusDevice *s; #endif i2c_bus *i2c; int i; unsigned long flash_size; DriveInfo *dinfo; ram_addr_t sram_off; if (!cpu_model) { cpu_model = "arm926"; } env = cpu_init(cpu_model); if (!env) { fprintf(stderr, "Unable to find CPU definition\n"); exit(1); } cpu_pic = arm_pic_init_cpu(env); /* For now we use a fixed - the original - RAM size */ cpu_register_physical_memory(0, MP_RAM_DEFAULT_SIZE, qemu_ram_alloc(MP_RAM_DEFAULT_SIZE)); sram_off = qemu_ram_alloc(MP_SRAM_SIZE); cpu_register_physical_memory(MP_SRAM_BASE, MP_SRAM_SIZE, sram_off); dev = sysbus_create_simple("mv88w8618_pic", MP_PIC_BASE, cpu_pic[ARM_PIC_CPU_IRQ]); for (i = 0; i < 32; i++) { pic[i] = qdev_get_gpio_in(dev, i); } sysbus_create_varargs("mv88w8618_pit", MP_PIT_BASE, pic[MP_TIMER1_IRQ], pic[MP_TIMER2_IRQ], pic[MP_TIMER3_IRQ], pic[MP_TIMER4_IRQ], NULL); if (serial_hds[0]) { serial_mm_init(MP_UART1_BASE, 2, pic[MP_UART1_IRQ], 1825000, serial_hds[0], 1); } if (serial_hds[1]) { serial_mm_init(MP_UART2_BASE, 2, pic[MP_UART2_IRQ], 1825000, serial_hds[1], 1); } /* Register flash */ dinfo = drive_get(IF_PFLASH, 0, 0); if (dinfo) { flash_size = bdrv_getlength(dinfo->bdrv); if (flash_size != 8*1024*1024 && flash_size != 16*1024*1024 && flash_size != 32*1024*1024) { fprintf(stderr, "Invalid flash image size\n"); exit(1); } /* * The original U-Boot accesses the flash at 0xFE000000 instead of * 0xFF800000 (if there is 8 MB flash). So remap flash access if the * image is smaller than 32 MB. */ pflash_cfi02_register(0-MP_FLASH_SIZE_MAX, qemu_ram_alloc(flash_size), dinfo->bdrv, 0x10000, (flash_size + 0xffff) >> 16, MP_FLASH_SIZE_MAX / flash_size, 2, 0x00BF, 0x236D, 0x0000, 0x0000, 0x5555, 0x2AAA); } sysbus_create_simple("mv88w8618_flashcfg", MP_FLASHCFG_BASE, NULL); qemu_check_nic_model(&nd_table[0], "mv88w8618"); dev = qdev_create(NULL, "mv88w8618_eth"); dev->nd = &nd_table[0]; qdev_init(dev); sysbus_mmio_map(sysbus_from_qdev(dev), 0, MP_ETH_BASE); sysbus_connect_irq(sysbus_from_qdev(dev), 0, pic[MP_ETH_IRQ]); sysbus_create_simple("mv88w8618_wlan", MP_WLAN_BASE, NULL); musicpal_misc_init(); dev = sysbus_create_simple("musicpal_gpio", MP_GPIO_BASE, pic[MP_GPIO_IRQ]); i2c_dev = sysbus_create_simple("bitbang_i2c", 0, NULL); i2c = (i2c_bus *)qdev_get_child_bus(i2c_dev, "i2c"); lcd_dev = sysbus_create_simple("musicpal_lcd", MP_LCD_BASE, NULL); key_dev = sysbus_create_simple("musicpal_key", 0, NULL); /* I2C read data */ qdev_connect_gpio_out(i2c_dev, 0, qdev_get_gpio_in(dev, MP_GPIO_I2C_DATA_BIT)); /* I2C data */ qdev_connect_gpio_out(dev, 3, qdev_get_gpio_in(i2c_dev, 0)); /* I2C clock */ qdev_connect_gpio_out(dev, 4, qdev_get_gpio_in(i2c_dev, 1)); for (i = 0; i < 3; i++) { qdev_connect_gpio_out(dev, i, qdev_get_gpio_in(lcd_dev, i)); } for (i = 0; i < 4; i++) { qdev_connect_gpio_out(key_dev, i, qdev_get_gpio_in(dev, i + 8)); } for (i = 4; i < 8; i++) { qdev_connect_gpio_out(key_dev, i, qdev_get_gpio_in(dev, i + 15)); } #ifdef HAS_AUDIO wm8750_dev = i2c_create_slave(i2c, "wm8750", MP_WM_ADDR); dev = qdev_create(NULL, "mv88w8618_audio"); s = sysbus_from_qdev(dev); qdev_prop_set_ptr(dev, "wm8750", wm8750_dev); qdev_init(dev); sysbus_mmio_map(s, 0, MP_AUDIO_BASE); sysbus_connect_irq(s, 0, pic[MP_AUDIO_IRQ]); #endif musicpal_binfo.ram_size = MP_RAM_DEFAULT_SIZE; musicpal_binfo.kernel_filename = kernel_filename; musicpal_binfo.kernel_cmdline = kernel_cmdline; musicpal_binfo.initrd_filename = initrd_filename; arm_load_kernel(env, &musicpal_binfo); } | 16,674 |
1 | size_t qemu_mempath_getpagesize(const char *mem_path) { #ifdef CONFIG_LINUX struct statfs fs; int ret; do { ret = statfs(mem_path, &fs); } while (ret != 0 && errno == EINTR); if (ret != 0) { fprintf(stderr, "Couldn't statfs() memory path: %s\n", strerror(errno)); exit(1); } if (fs.f_type == HUGETLBFS_MAGIC) { /* It's hugepage, return the huge page size */ return fs.f_bsize; } return getpagesize(); } | 16,675 |
1 | static int nbd_send_negotiate(NBDClient *client) { int csock = client->sock; char buf[8 + 8 + 8 + 128]; int rc; const int myflags = (NBD_FLAG_HAS_FLAGS | NBD_FLAG_SEND_TRIM | NBD_FLAG_SEND_FLUSH | NBD_FLAG_SEND_FUA); /* Negotiation header without options: [ 0 .. 7] passwd ("NBDMAGIC") [ 8 .. 15] magic (NBD_CLIENT_MAGIC) [16 .. 23] size [24 .. 25] server flags (0) [24 .. 27] export flags [28 .. 151] reserved (0) Negotiation header with options, part 1: [ 0 .. 7] passwd ("NBDMAGIC") [ 8 .. 15] magic (NBD_OPTS_MAGIC) [16 .. 17] server flags (0) part 2 (after options are sent): [18 .. 25] size [26 .. 27] export flags [28 .. 151] reserved (0) */ socket_set_block(csock); rc = -EINVAL; TRACE("Beginning negotiation."); memcpy(buf, "NBDMAGIC", 8); if (client->exp) { assert ((client->exp->nbdflags & ~65535) == 0); cpu_to_be64w((uint64_t*)(buf + 8), NBD_CLIENT_MAGIC); cpu_to_be64w((uint64_t*)(buf + 16), client->exp->size); cpu_to_be16w((uint16_t*)(buf + 26), client->exp->nbdflags | myflags); } else { cpu_to_be64w((uint64_t*)(buf + 8), NBD_OPTS_MAGIC); } memset(buf + 28, 0, 124); if (client->exp) { if (write_sync(csock, buf, sizeof(buf)) != sizeof(buf)) { LOG("write failed"); goto fail; } } else { if (write_sync(csock, buf, 18) != 18) { LOG("write failed"); goto fail; } rc = nbd_receive_options(client); if (rc < 0) { LOG("option negotiation failed"); goto fail; } assert ((client->exp->nbdflags & ~65535) == 0); cpu_to_be64w((uint64_t*)(buf + 18), client->exp->size); cpu_to_be16w((uint16_t*)(buf + 26), client->exp->nbdflags | myflags); if (write_sync(csock, buf + 18, sizeof(buf) - 18) != sizeof(buf) - 18) { LOG("write failed"); goto fail; } } TRACE("Negotiation succeeded."); rc = 0; fail: socket_set_nonblock(csock); return rc; } | 16,676 |
1 | static void dmix_sub_c(int32_t *dst, const int32_t *src, int coeff, ptrdiff_t len) { int i; for (i = 0; i < len; i++) dst[i] -= mul15(src[i], coeff); } | 16,677 |
1 | static int read_seek(AVFormatContext *s, int stream_index, int64_t timestamp, int flags) { AVStream *st = s->streams[0]; CaffContext *caf = s->priv_data; int64_t pos; timestamp = FFMAX(timestamp, 0); if (caf->frames_per_packet > 0 && caf->bytes_per_packet > 0) { /* calculate new byte position based on target frame position */ pos = caf->bytes_per_packet * timestamp / caf->frames_per_packet; if (caf->data_size > 0) pos = FFMIN(pos, caf->data_size); caf->packet_cnt = pos / caf->bytes_per_packet; caf->frame_cnt = caf->frames_per_packet * caf->packet_cnt; } else if (st->nb_index_entries) { caf->packet_cnt = av_index_search_timestamp(st, timestamp, flags); caf->frame_cnt = st->index_entries[caf->packet_cnt].timestamp; pos = st->index_entries[caf->packet_cnt].pos; } else { return -1; } avio_seek(s->pb, pos + caf->data_start, SEEK_SET); return 0; } | 16,678 |
1 | static int tta_read_header(AVFormatContext *s) { TTAContext *c = s->priv_data; AVStream *st; int i, channels, bps, samplerate; uint64_t framepos, start_offset; uint32_t nb_samples, crc; ff_id3v1_read(s); start_offset = avio_tell(s->pb); ffio_init_checksum(s->pb, tta_check_crc, UINT32_MAX); if (avio_rl32(s->pb) != AV_RL32("TTA1")) return AVERROR_INVALIDDATA; avio_skip(s->pb, 2); // FIXME: flags channels = avio_rl16(s->pb); bps = avio_rl16(s->pb); samplerate = avio_rl32(s->pb); if(samplerate <= 0 || samplerate > 1000000){ av_log(s, AV_LOG_ERROR, "nonsense samplerate\n"); return AVERROR_INVALIDDATA; } nb_samples = avio_rl32(s->pb); if (!nb_samples) { av_log(s, AV_LOG_ERROR, "invalid number of samples\n"); return AVERROR_INVALIDDATA; } crc = ffio_get_checksum(s->pb) ^ UINT32_MAX; if (crc != avio_rl32(s->pb)) { av_log(s, AV_LOG_ERROR, "Header CRC error\n"); return AVERROR_INVALIDDATA; } c->frame_size = samplerate * 256 / 245; c->last_frame_size = nb_samples % c->frame_size; if (!c->last_frame_size) c->last_frame_size = c->frame_size; c->totalframes = nb_samples / c->frame_size + (c->last_frame_size < c->frame_size); c->currentframe = 0; if(c->totalframes >= UINT_MAX/sizeof(uint32_t) || c->totalframes <= 0){ av_log(s, AV_LOG_ERROR, "totalframes %d invalid\n", c->totalframes); return AVERROR_INVALIDDATA; } st = avformat_new_stream(s, NULL); if (!st) return AVERROR(ENOMEM); avpriv_set_pts_info(st, 64, 1, samplerate); st->start_time = 0; st->duration = nb_samples; framepos = avio_tell(s->pb) + 4*c->totalframes + 4; if (ff_alloc_extradata(st->codec, avio_tell(s->pb) - start_offset)) return AVERROR(ENOMEM); avio_seek(s->pb, start_offset, SEEK_SET); avio_read(s->pb, st->codec->extradata, st->codec->extradata_size); ffio_init_checksum(s->pb, tta_check_crc, UINT32_MAX); for (i = 0; i < c->totalframes; i++) { uint32_t size = avio_rl32(s->pb); av_add_index_entry(st, framepos, i * c->frame_size, size, 0, AVINDEX_KEYFRAME); framepos += size; } crc = ffio_get_checksum(s->pb) ^ UINT32_MAX; if (crc != avio_rl32(s->pb)) { av_log(s, AV_LOG_ERROR, "Seek table CRC error\n"); return AVERROR_INVALIDDATA; } st->codec->codec_type = AVMEDIA_TYPE_AUDIO; st->codec->codec_id = AV_CODEC_ID_TTA; st->codec->channels = channels; st->codec->sample_rate = samplerate; st->codec->bits_per_coded_sample = bps; if (s->pb->seekable) { int64_t pos = avio_tell(s->pb); ff_ape_parse_tag(s); avio_seek(s->pb, pos, SEEK_SET); } return 0; } | 16,679 |
1 | static int planarCopyWrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY, int srcSliceH, uint8_t* dst[], int dstStride[]) { int plane, i, j; for (plane=0; plane<4; plane++) { int length= (plane==0 || plane==3) ? c->srcW : -((-c->srcW )>>c->chrDstHSubSample); int y= (plane==0 || plane==3) ? srcSliceY: -((-srcSliceY)>>c->chrDstVSubSample); int height= (plane==0 || plane==3) ? srcSliceH: -((-srcSliceH)>>c->chrDstVSubSample); const uint8_t *srcPtr= src[plane]; uint8_t *dstPtr= dst[plane] + dstStride[plane]*y; if (!dst[plane]) continue; // ignore palette for GRAY8 if (plane == 1 && !dst[2]) continue; if (!src[plane] || (plane == 1 && !src[2])) { if(is16BPS(c->dstFormat)) length*=2; fillPlane(dst[plane], dstStride[plane], length, height, y, (plane==3) ? 255 : 128); } else { if(is9_OR_10BPS(c->srcFormat)) { const int src_depth = av_pix_fmt_descriptors[c->srcFormat].comp[plane].depth_minus1+1; const int dst_depth = av_pix_fmt_descriptors[c->dstFormat].comp[plane].depth_minus1+1; const uint16_t *srcPtr2 = (const uint16_t*)srcPtr; if (is16BPS(c->dstFormat)) { uint16_t *dstPtr2 = (uint16_t*)dstPtr; #define COPY9_OR_10TO16(rfunc, wfunc) \ for (i = 0; i < height; i++) { \ for (j = 0; j < length; j++) { \ int srcpx = rfunc(&srcPtr2[j]); \ wfunc(&dstPtr2[j], (srcpx<<(16-src_depth)) | (srcpx>>(2*src_depth-16))); \ } \ dstPtr2 += dstStride[plane]/2; \ srcPtr2 += srcStride[plane]/2; \ } if (isBE(c->dstFormat)) { if (isBE(c->srcFormat)) { COPY9_OR_10TO16(AV_RB16, AV_WB16); } else { COPY9_OR_10TO16(AV_RL16, AV_WB16); } } else { if (isBE(c->srcFormat)) { COPY9_OR_10TO16(AV_RB16, AV_WL16); } else { COPY9_OR_10TO16(AV_RL16, AV_WL16); } } } else if (is9_OR_10BPS(c->dstFormat)) { uint16_t *dstPtr2 = (uint16_t*)dstPtr; #define COPY9_OR_10TO9_OR_10(loop) \ for (i = 0; i < height; i++) { \ for (j = 0; j < length; j++) { \ loop; \ } \ dstPtr2 += dstStride[plane]/2; \ srcPtr2 += srcStride[plane]/2; \ } #define COPY9_OR_10TO9_OR_10_2(rfunc, wfunc) \ if (dst_depth > src_depth) { \ COPY9_OR_10TO9_OR_10(int srcpx = rfunc(&srcPtr2[j]); \ wfunc(&dstPtr2[j], (srcpx << 1) | (srcpx >> 9))); \ } else if (dst_depth < src_depth) { \ DITHER_COPY(dstPtr2, dstStride[plane]/2, wfunc, \ srcPtr2, srcStride[plane]/2, rfunc, \ dither_8x8_1, 1); \ } else { \ COPY9_OR_10TO9_OR_10(wfunc(&dstPtr2[j], rfunc(&srcPtr2[j]))); \ } if (isBE(c->dstFormat)) { if (isBE(c->srcFormat)) { COPY9_OR_10TO9_OR_10_2(AV_RB16, AV_WB16); } else { COPY9_OR_10TO9_OR_10_2(AV_RL16, AV_WB16); } } else { if (isBE(c->srcFormat)) { COPY9_OR_10TO9_OR_10_2(AV_RB16, AV_WL16); } else { COPY9_OR_10TO9_OR_10_2(AV_RL16, AV_WL16); } } } else { #define W8(a, b) { *(a) = (b); } #define COPY9_OR_10TO8(rfunc) \ if (src_depth == 9) { \ DITHER_COPY(dstPtr, dstStride[plane], W8, \ srcPtr2, srcStride[plane]/2, rfunc, \ dither_8x8_1, 1); \ } else { \ DITHER_COPY(dstPtr, dstStride[plane], W8, \ srcPtr2, srcStride[plane]/2, rfunc, \ dither_8x8_3, 2); \ } if (isBE(c->srcFormat)) { COPY9_OR_10TO8(AV_RB16); } else { COPY9_OR_10TO8(AV_RL16); } } } else if(is9_OR_10BPS(c->dstFormat)) { const int dst_depth = av_pix_fmt_descriptors[c->dstFormat].comp[plane].depth_minus1+1; uint16_t *dstPtr2 = (uint16_t*)dstPtr; if (is16BPS(c->srcFormat)) { const uint16_t *srcPtr2 = (const uint16_t*)srcPtr; #define COPY16TO9_OR_10(rfunc, wfunc) \ if (dst_depth == 9) { \ DITHER_COPY(dstPtr2, dstStride[plane]/2, wfunc, \ srcPtr2, srcStride[plane]/2, rfunc, \ dither_8x8_128, 7); \ } else { \ DITHER_COPY(dstPtr2, dstStride[plane]/2, wfunc, \ srcPtr2, srcStride[plane]/2, rfunc, \ dither_8x8_64, 6); \ } if (isBE(c->dstFormat)) { if (isBE(c->srcFormat)) { COPY16TO9_OR_10(AV_RB16, AV_WB16); } else { COPY16TO9_OR_10(AV_RL16, AV_WB16); } } else { if (isBE(c->srcFormat)) { COPY16TO9_OR_10(AV_RB16, AV_WL16); } else { COPY16TO9_OR_10(AV_RL16, AV_WL16); } } } else /* 8bit */ { #define COPY8TO9_OR_10(wfunc) \ for (i = 0; i < height; i++) { \ for (j = 0; j < length; j++) { \ const int srcpx = srcPtr[j]; \ wfunc(&dstPtr2[j], (srcpx<<(dst_depth-8)) | (srcpx >> (16-dst_depth))); \ } \ dstPtr2 += dstStride[plane]/2; \ srcPtr += srcStride[plane]; \ } if (isBE(c->dstFormat)) { COPY8TO9_OR_10(AV_WB16); } else { COPY8TO9_OR_10(AV_WL16); } } } else if(is16BPS(c->srcFormat) && !is16BPS(c->dstFormat)) { const uint16_t *srcPtr2 = (const uint16_t*)srcPtr; #define COPY16TO8(rfunc) \ DITHER_COPY(dstPtr, dstStride[plane], W8, \ srcPtr2, srcStride[plane]/2, rfunc, \ dither_8x8_256, 8); if (isBE(c->srcFormat)) { COPY16TO8(AV_RB16); } else { COPY16TO8(AV_RL16); } } else if(!is16BPS(c->srcFormat) && is16BPS(c->dstFormat)) { for (i=0; i<height; i++) { for (j=0; j<length; j++) { dstPtr[ j<<1 ] = srcPtr[j]; dstPtr[(j<<1)+1] = srcPtr[j]; } srcPtr+= srcStride[plane]; dstPtr+= dstStride[plane]; } } else if(is16BPS(c->srcFormat) && is16BPS(c->dstFormat) && isBE(c->srcFormat) != isBE(c->dstFormat)) { for (i=0; i<height; i++) { for (j=0; j<length; j++) ((uint16_t*)dstPtr)[j] = av_bswap16(((const uint16_t*)srcPtr)[j]); srcPtr+= srcStride[plane]; dstPtr+= dstStride[plane]; } } else if (dstStride[plane] == srcStride[plane] && srcStride[plane] > 0 && srcStride[plane] == length) { memcpy(dst[plane] + dstStride[plane]*y, src[plane], height*dstStride[plane]); } else { if(is16BPS(c->srcFormat) && is16BPS(c->dstFormat)) length*=2; for (i=0; i<height; i++) { memcpy(dstPtr, srcPtr, length); srcPtr+= srcStride[plane]; dstPtr+= dstStride[plane]; } } } } return srcSliceH; } | 16,680 |
1 | static int nbd_co_receive_offset_data_payload(NBDClientSession *s, uint64_t orig_offset, QEMUIOVector *qiov, Error **errp) { QEMUIOVector sub_qiov; uint64_t offset; size_t data_size; int ret; NBDStructuredReplyChunk *chunk = &s->reply.structured; assert(nbd_reply_is_structured(&s->reply)); if (chunk->length < sizeof(offset)) { error_setg(errp, "Protocol error: invalid payload for " "NBD_REPLY_TYPE_OFFSET_DATA"); return -EINVAL; } if (nbd_read(s->ioc, &offset, sizeof(offset), errp) < 0) { return -EIO; } be64_to_cpus(&offset); data_size = chunk->length - sizeof(offset); if (offset < orig_offset || data_size > qiov->size || offset > orig_offset + qiov->size - data_size) { error_setg(errp, "Protocol error: server sent chunk exceeding requested" " region"); return -EINVAL; } qemu_iovec_init(&sub_qiov, qiov->niov); qemu_iovec_concat(&sub_qiov, qiov, offset - orig_offset, data_size); ret = qio_channel_readv_all(s->ioc, sub_qiov.iov, sub_qiov.niov, errp); qemu_iovec_destroy(&sub_qiov); return ret < 0 ? -EIO : 0; } | 16,681 |
1 | void xen_pt_msi_disable(XenPCIPassthroughState *s) { XenPTMSI *msi = s->msi; if (!msi) { return; } xen_pt_msi_set_enable(s, false); msi_msix_disable(s, msi_addr64(msi), msi->data, msi->pirq, false, msi->initialized); /* clear msi info */ msi->flags = 0; msi->mapped = false; msi->pirq = XEN_PT_UNASSIGNED_PIRQ; } | 16,682 |
1 | static inline void RENAME(hScale)(int16_t *dst, int dstW, uint8_t *src, int srcW, int xInc, int16_t *filter, int16_t *filterPos, long filterSize) { #ifdef HAVE_MMX assert(filterSize % 4 == 0 && filterSize>0); if(filterSize==4) // Always true for upscaling, sometimes for down, too. { long counter= -2*dstW; filter-= counter*2; filterPos-= counter/2; dst-= counter/2; asm volatile( #if defined(PIC) "push %%"REG_b" \n\t" #endif "pxor %%mm7, %%mm7 \n\t" "movq "MANGLE(w02)", %%mm6 \n\t" "push %%"REG_BP" \n\t" // we use 7 regs here ... "mov %%"REG_a", %%"REG_BP" \n\t" ASMALIGN(4) "1: \n\t" "movzwl (%2, %%"REG_BP"), %%eax \n\t" "movzwl 2(%2, %%"REG_BP"), %%ebx\n\t" "movq (%1, %%"REG_BP", 4), %%mm1\n\t" "movq 8(%1, %%"REG_BP", 4), %%mm3\n\t" "movd (%3, %%"REG_a"), %%mm0 \n\t" "movd (%3, %%"REG_b"), %%mm2 \n\t" "punpcklbw %%mm7, %%mm0 \n\t" "punpcklbw %%mm7, %%mm2 \n\t" "pmaddwd %%mm1, %%mm0 \n\t" "pmaddwd %%mm2, %%mm3 \n\t" "psrad $8, %%mm0 \n\t" "psrad $8, %%mm3 \n\t" "packssdw %%mm3, %%mm0 \n\t" "pmaddwd %%mm6, %%mm0 \n\t" "packssdw %%mm0, %%mm0 \n\t" "movd %%mm0, (%4, %%"REG_BP") \n\t" "add $4, %%"REG_BP" \n\t" " jnc 1b \n\t" "pop %%"REG_BP" \n\t" #if defined(PIC) "pop %%"REG_b" \n\t" #endif : "+a" (counter) : "c" (filter), "d" (filterPos), "S" (src), "D" (dst) #if !defined(PIC) : "%"REG_b #endif ); } else if(filterSize==8) { long counter= -2*dstW; filter-= counter*4; filterPos-= counter/2; dst-= counter/2; asm volatile( #if defined(PIC) "push %%"REG_b" \n\t" #endif "pxor %%mm7, %%mm7 \n\t" "movq "MANGLE(w02)", %%mm6 \n\t" "push %%"REG_BP" \n\t" // we use 7 regs here ... "mov %%"REG_a", %%"REG_BP" \n\t" ASMALIGN(4) "1: \n\t" "movzwl (%2, %%"REG_BP"), %%eax \n\t" "movzwl 2(%2, %%"REG_BP"), %%ebx\n\t" "movq (%1, %%"REG_BP", 8), %%mm1\n\t" "movq 16(%1, %%"REG_BP", 8), %%mm3\n\t" "movd (%3, %%"REG_a"), %%mm0 \n\t" "movd (%3, %%"REG_b"), %%mm2 \n\t" "punpcklbw %%mm7, %%mm0 \n\t" "punpcklbw %%mm7, %%mm2 \n\t" "pmaddwd %%mm1, %%mm0 \n\t" "pmaddwd %%mm2, %%mm3 \n\t" "movq 8(%1, %%"REG_BP", 8), %%mm1\n\t" "movq 24(%1, %%"REG_BP", 8), %%mm5\n\t" "movd 4(%3, %%"REG_a"), %%mm4 \n\t" "movd 4(%3, %%"REG_b"), %%mm2 \n\t" "punpcklbw %%mm7, %%mm4 \n\t" "punpcklbw %%mm7, %%mm2 \n\t" "pmaddwd %%mm1, %%mm4 \n\t" "pmaddwd %%mm2, %%mm5 \n\t" "paddd %%mm4, %%mm0 \n\t" "paddd %%mm5, %%mm3 \n\t" "psrad $8, %%mm0 \n\t" "psrad $8, %%mm3 \n\t" "packssdw %%mm3, %%mm0 \n\t" "pmaddwd %%mm6, %%mm0 \n\t" "packssdw %%mm0, %%mm0 \n\t" "movd %%mm0, (%4, %%"REG_BP") \n\t" "add $4, %%"REG_BP" \n\t" " jnc 1b \n\t" "pop %%"REG_BP" \n\t" #if defined(PIC) "pop %%"REG_b" \n\t" #endif : "+a" (counter) : "c" (filter), "d" (filterPos), "S" (src), "D" (dst) #if !defined(PIC) : "%"REG_b #endif ); } else { uint8_t *offset = src+filterSize; long counter= -2*dstW; // filter-= counter*filterSize/2; filterPos-= counter/2; dst-= counter/2; asm volatile( "pxor %%mm7, %%mm7 \n\t" "movq "MANGLE(w02)", %%mm6 \n\t" ASMALIGN(4) "1: \n\t" "mov %2, %%"REG_c" \n\t" "movzwl (%%"REG_c", %0), %%eax \n\t" "movzwl 2(%%"REG_c", %0), %%edx \n\t" "mov %5, %%"REG_c" \n\t" "pxor %%mm4, %%mm4 \n\t" "pxor %%mm5, %%mm5 \n\t" "2: \n\t" "movq (%1), %%mm1 \n\t" "movq (%1, %6), %%mm3 \n\t" "movd (%%"REG_c", %%"REG_a"), %%mm0\n\t" "movd (%%"REG_c", %%"REG_d"), %%mm2\n\t" "punpcklbw %%mm7, %%mm0 \n\t" "punpcklbw %%mm7, %%mm2 \n\t" "pmaddwd %%mm1, %%mm0 \n\t" "pmaddwd %%mm2, %%mm3 \n\t" "paddd %%mm3, %%mm5 \n\t" "paddd %%mm0, %%mm4 \n\t" "add $8, %1 \n\t" "add $4, %%"REG_c" \n\t" "cmp %4, %%"REG_c" \n\t" " jb 2b \n\t" "add %6, %1 \n\t" "psrad $8, %%mm4 \n\t" "psrad $8, %%mm5 \n\t" "packssdw %%mm5, %%mm4 \n\t" "pmaddwd %%mm6, %%mm4 \n\t" "packssdw %%mm4, %%mm4 \n\t" "mov %3, %%"REG_a" \n\t" "movd %%mm4, (%%"REG_a", %0) \n\t" "add $4, %0 \n\t" " jnc 1b \n\t" : "+r" (counter), "+r" (filter) : "m" (filterPos), "m" (dst), "m"(offset), "m" (src), "r" (filterSize*2) : "%"REG_a, "%"REG_c, "%"REG_d ); } #else #ifdef HAVE_ALTIVEC hScale_altivec_real(dst, dstW, src, srcW, xInc, filter, filterPos, filterSize); #else int i; for(i=0; i<dstW; i++) { int j; int srcPos= filterPos[i]; int val=0; // printf("filterPos: %d\n", filterPos[i]); for(j=0; j<filterSize; j++) { // printf("filter: %d, src: %d\n", filter[i], src[srcPos + j]); val += ((int)src[srcPos + j])*filter[filterSize*i + j]; } // filter += hFilterSize; dst[i] = av_clip(val>>7, 0, (1<<15)-1); // the cubic equation does overflow ... // dst[i] = val>>7; } #endif #endif } | 16,683 |
1 | static void qpeg_decode_inter(QpegContext *qctx, uint8_t *dst, int stride, int width, int height, int delta, const uint8_t *ctable, uint8_t *refdata) { int i, j; int code; int filled = 0; int orig_height; /* copy prev frame */ for(i = 0; i < height; i++) memcpy(refdata + (i * width), dst + (i * stride), width); orig_height = height; height--; dst = dst + height * stride; while ((bytestream2_get_bytes_left(&qctx->buffer) > 0) && (height >= 0)) { code = bytestream2_get_byte(&qctx->buffer); if(delta) { /* motion compensation */ while((code & 0xF0) == 0xF0) { if(delta == 1) { int me_idx; int me_w, me_h, me_x, me_y; uint8_t *me_plane; int corr, val; /* get block size by index */ me_idx = code & 0xF; me_w = qpeg_table_w[me_idx]; me_h = qpeg_table_h[me_idx]; /* extract motion vector */ corr = bytestream2_get_byte(&qctx->buffer); val = corr >> 4; if(val > 7) val -= 16; me_x = val; val = corr & 0xF; if(val > 7) val -= 16; me_y = val; /* check motion vector */ if ((me_x + filled < 0) || (me_x + me_w + filled > width) || (height - me_y - me_h < 0) || (height - me_y > orig_height) || (filled + me_w > width) || (height - me_h < 0)) av_log(NULL, AV_LOG_ERROR, "Bogus motion vector (%i,%i), block size %ix%i at %i,%i\n", me_x, me_y, me_w, me_h, filled, height); else { /* do motion compensation */ me_plane = refdata + (filled + me_x) + (height - me_y) * width; for(j = 0; j < me_h; j++) { for(i = 0; i < me_w; i++) dst[filled + i - (j * stride)] = me_plane[i - (j * width)]; } } } code = bytestream2_get_byte(&qctx->buffer); } } if(code == 0xE0) /* end-of-picture code */ break; if(code > 0xE0) { /* run code: 0xE1..0xFF */ int p; code &= 0x1F; p = bytestream2_get_byte(&qctx->buffer); for(i = 0; i <= code; i++) { dst[filled++] = p; if(filled >= width) { filled = 0; dst -= stride; height--; if (height < 0) break; } } } else if(code >= 0xC0) { /* copy code: 0xC0..0xDF */ code &= 0x1F; for(i = 0; i <= code; i++) { dst[filled++] = bytestream2_get_byte(&qctx->buffer); if(filled >= width) { filled = 0; dst -= stride; height--; if (height < 0) break; } } } else if(code >= 0x80) { /* skip code: 0x80..0xBF */ int skip; code &= 0x3F; /* codes 0x80 and 0x81 are actually escape codes, skip value minus constant is in the next byte */ if(!code) skip = bytestream2_get_byte(&qctx->buffer) + 64; else if(code == 1) skip = bytestream2_get_byte(&qctx->buffer) + 320; else skip = code; filled += skip; while( filled >= width) { filled -= width; dst -= stride; height--; if(height < 0) break; } } else { /* zero code treated as one-pixel skip */ if(code) { dst[filled++] = ctable[code & 0x7F]; } else filled++; if(filled >= width) { filled = 0; dst -= stride; height--; } } } } | 16,684 |
1 | static int unpack(const uint8_t *src, const uint8_t *src_end, unsigned char *dst, int width, int height) { unsigned char *dst_end = dst + width*height; int size,size1,size2,offset,run; unsigned char *dst_start = dst; if (src[0] & 0x01) src += 5; else src += 2; if (src+3>src_end) return -1; size = AV_RB24(src); src += 3; while(size>0 && src<src_end) { /* determine size1 and size2 */ size1 = (src[0] & 3); if ( src[0] & 0x80 ) { // 1 if (src[0] & 0x40 ) { // 11 if ( src[0] & 0x20 ) { // 111 if ( src[0] < 0xFC ) // !(111111) size1 = (((src[0] & 31) + 1) << 2); src++; size2 = 0; } else { // 110 offset = ((src[0] & 0x10) << 12) + AV_RB16(&src[1]) + 1; size2 = ((src[0] & 0xC) << 6) + src[3] + 5; src += 4; } } else { // 10 size1 = ( ( src[1] & 0xC0) >> 6 ); offset = (AV_RB16(&src[1]) & 0x3FFF) + 1; size2 = (src[0] & 0x3F) + 4; src += 3; } } else { // 0 offset = ((src[0] & 0x60) << 3) + src[1] + 1; size2 = ((src[0] & 0x1C) >> 2) + 3; src += 2; } /* fetch strip from src */ if (size1>src_end-src) break; if (size1>0) { size -= size1; run = FFMIN(size1, dst_end-dst); memcpy(dst, src, run); dst += run; src += run; } if (size2>0) { if (dst-dst_start<offset) return 0; size -= size2; run = FFMIN(size2, dst_end-dst); av_memcpy_backptr(dst, offset, run); dst += run; } } return 0; } | 16,686 |
1 | void qmp_block_resize(bool has_device, const char *device, bool has_node_name, const char *node_name, int64_t size, Error **errp) { Error *local_err = NULL; BlockDriverState *bs; int ret; bs = bdrv_lookup_bs(has_device ? device : NULL, has_node_name ? node_name : NULL, &local_err); if (local_err) { error_propagate(errp, local_err); if (!bdrv_is_first_non_filter(bs)) { error_set(errp, QERR_FEATURE_DISABLED, "resize"); if (size < 0) { error_set(errp, QERR_INVALID_PARAMETER_VALUE, "size", "a >0 size"); /* complete all in-flight operations before resizing the device */ bdrv_drain_all(); ret = bdrv_truncate(bs, size); switch (ret) { case 0: break; case -ENOMEDIUM: error_set(errp, QERR_DEVICE_HAS_NO_MEDIUM, device); break; case -ENOTSUP: error_set(errp, QERR_UNSUPPORTED); break; case -EACCES: error_set(errp, QERR_DEVICE_IS_READ_ONLY, device); break; case -EBUSY: break; default: error_setg_errno(errp, -ret, "Could not resize"); break; | 16,687 |
1 | static int32_t bmdma_prepare_buf(IDEDMA *dma, int32_t limit) { BMDMAState *bm = DO_UPCAST(BMDMAState, dma, dma); IDEState *s = bmdma_active_if(bm); PCIDevice *pci_dev = PCI_DEVICE(bm->pci_dev); struct { uint32_t addr; uint32_t size; } prd; int l, len; pci_dma_sglist_init(&s->sg, pci_dev, s->nsector / (BMDMA_PAGE_SIZE / 512) + 1); s->io_buffer_size = 0; for(;;) { if (bm->cur_prd_len == 0) { /* end of table (with a fail safe of one page) */ if (bm->cur_prd_last || (bm->cur_addr - bm->addr) >= BMDMA_PAGE_SIZE) { return s->sg.size; } pci_dma_read(pci_dev, bm->cur_addr, &prd, 8); bm->cur_addr += 8; prd.addr = le32_to_cpu(prd.addr); prd.size = le32_to_cpu(prd.size); len = prd.size & 0xfffe; if (len == 0) len = 0x10000; bm->cur_prd_len = len; bm->cur_prd_addr = prd.addr; bm->cur_prd_last = (prd.size & 0x80000000); } l = bm->cur_prd_len; if (l > 0) { uint64_t sg_len; /* Don't add extra bytes to the SGList; consume any remaining * PRDs from the guest, but ignore them. */ sg_len = MIN(limit - s->sg.size, bm->cur_prd_len); if (sg_len) { qemu_sglist_add(&s->sg, bm->cur_prd_addr, sg_len); } /* Note: We limit the max transfer to be 2GiB. * This should accommodate the largest ATA transaction * for LBA48 (65,536 sectors) and 32K sector sizes. */ if (s->sg.size > INT32_MAX) { error_report("IDE: sglist describes more than 2GiB."); break; } bm->cur_prd_addr += l; bm->cur_prd_len -= l; s->io_buffer_size += l; } } qemu_sglist_destroy(&s->sg); s->io_buffer_size = 0; return -1; } | 16,688 |
1 | static inline void RENAME(yvu9toyv12)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *ydst, uint8_t *udst, uint8_t *vdst, long width, long height, long lumStride, long chromStride) { /* Y Plane */ memcpy(ydst, ysrc, width*height); /* XXX: implement upscaling for U,V */ } | 16,689 |
1 | void qemu_iovec_add(QEMUIOVector *qiov, void *base, size_t len) { assert(qiov->nalloc != -1); if (qiov->niov == qiov->nalloc) { qiov->nalloc = 2 * qiov->nalloc + 1; qiov->iov = g_realloc(qiov->iov, qiov->nalloc * sizeof(struct iovec)); } qiov->iov[qiov->niov].iov_base = base; qiov->iov[qiov->niov].iov_len = len; qiov->size += len; ++qiov->niov; } | 16,690 |
1 | int ff_hevc_cabac_init(HEVCContext *s, int ctb_addr_ts) { if (ctb_addr_ts == s->ps.pps->ctb_addr_rs_to_ts[s->sh.slice_ctb_addr_rs]) { int ret = cabac_init_decoder(s); if (ret < 0) return ret; if (s->sh.dependent_slice_segment_flag == 0 || (s->ps.pps->tiles_enabled_flag && s->ps.pps->tile_id[ctb_addr_ts] != s->ps.pps->tile_id[ctb_addr_ts - 1])) cabac_init_state(s); if (!s->sh.first_slice_in_pic_flag && s->ps.pps->entropy_coding_sync_enabled_flag) { if (ctb_addr_ts % s->ps.sps->ctb_width == 0) { if (s->ps.sps->ctb_width == 1) cabac_init_state(s); else if (s->sh.dependent_slice_segment_flag == 1) load_states(s); } } } else { if (s->ps.pps->tiles_enabled_flag && s->ps.pps->tile_id[ctb_addr_ts] != s->ps.pps->tile_id[ctb_addr_ts - 1]) { if (s->threads_number == 1) cabac_reinit(s->HEVClc); else { int ret = cabac_init_decoder(s); if (ret < 0) return ret; } cabac_init_state(s); } if (s->ps.pps->entropy_coding_sync_enabled_flag) { if (ctb_addr_ts % s->ps.sps->ctb_width == 0) { get_cabac_terminate(&s->HEVClc->cc); if (s->threads_number == 1) cabac_reinit(s->HEVClc); else { int ret = cabac_init_decoder(s); if (ret < 0) return ret; } if (s->ps.sps->ctb_width == 1) cabac_init_state(s); else load_states(s); } } } return 0; } | 16,691 |
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