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1 | static inline void xan_wc3_copy_pixel_run(XanContext *s, AVFrame *frame, int x, int y, int pixel_count, int motion_x, int motion_y) { int stride; int line_inc; int curframe_index, prevframe_index; int curframe_x, prevframe_x; int width = s->avctx->width; uint8_t *palette_plane, *prev_palette_plane; if (y + motion_y < 0 || y + motion_y >= s->avctx->height || x + motion_x < 0 || x + motion_x >= s->avctx->width) return; palette_plane = frame->data[0]; prev_palette_plane = s->last_frame->data[0]; if (!prev_palette_plane) prev_palette_plane = palette_plane; stride = frame->linesize[0]; line_inc = stride - width; curframe_index = y * stride + x; curframe_x = x; prevframe_index = (y + motion_y) * stride + x + motion_x; prevframe_x = x + motion_x; if (prev_palette_plane == palette_plane && FFABS(curframe_index - prevframe_index) < pixel_count) { avpriv_request_sample(s->avctx, "Overlapping copy"); return ; } while (pixel_count && curframe_index < s->frame_size && prevframe_index < s->frame_size) { int count = FFMIN3(pixel_count, width - curframe_x, width - prevframe_x); memcpy(palette_plane + curframe_index, prev_palette_plane + prevframe_index, count); pixel_count -= count; curframe_index += count; prevframe_index += count; curframe_x += count; prevframe_x += count; if (curframe_x >= width) { curframe_index += line_inc; curframe_x = 0; } if (prevframe_x >= width) { prevframe_index += line_inc; prevframe_x = 0; } } } | 17,725 |
1 | static av_cold int on2avc_decode_init(AVCodecContext *avctx) { On2AVCContext *c = avctx->priv_data; int i; c->avctx = avctx; avctx->sample_fmt = AV_SAMPLE_FMT_FLTP; avctx->channel_layout = (avctx->channels == 2) ? AV_CH_LAYOUT_STEREO : AV_CH_LAYOUT_MONO; c->is_av500 = (avctx->codec_tag == 0x500); if (c->is_av500 && avctx->channels == 2) { av_log(avctx, AV_LOG_ERROR, "0x500 version should be mono\n"); return AVERROR_INVALIDDATA; if (avctx->channels == 2) av_log(avctx, AV_LOG_WARNING, "Stereo mode support is not good, patch is welcome\n"); for (i = 0; i < 20; i++) c->scale_tab[i] = ceil(pow(10.0, i * 0.1) * 16) / 32; for (; i < 128; i++) c->scale_tab[i] = ceil(pow(10.0, i * 0.1) * 0.5); if (avctx->sample_rate < 32000 || avctx->channels == 1) memcpy(c->long_win, ff_on2avc_window_long_24000, 1024 * sizeof(*c->long_win)); else memcpy(c->long_win, ff_on2avc_window_long_32000, 1024 * sizeof(*c->long_win)); memcpy(c->short_win, ff_on2avc_window_short, 128 * sizeof(*c->short_win)); c->modes = (avctx->sample_rate <= 40000) ? ff_on2avc_modes_40 : ff_on2avc_modes_44; c->wtf = (avctx->sample_rate <= 40000) ? wtf_40 : wtf_44; ff_mdct_init(&c->mdct, 11, 1, 1.0 / (32768.0 * 1024.0)); ff_mdct_init(&c->mdct_half, 10, 1, 1.0 / (32768.0 * 512.0)); ff_mdct_init(&c->mdct_small, 8, 1, 1.0 / (32768.0 * 128.0)); ff_fft_init(&c->fft128, 6, 0); ff_fft_init(&c->fft256, 7, 0); ff_fft_init(&c->fft512, 8, 1); ff_fft_init(&c->fft1024, 9, 1); avpriv_float_dsp_init(&c->fdsp, avctx->flags & CODEC_FLAG_BITEXACT); if (init_vlc(&c->scale_diff, 9, ON2AVC_SCALE_DIFFS, ff_on2avc_scale_diff_bits, 1, 1, ff_on2avc_scale_diff_codes, 4, 4, 0)) { av_log(avctx, AV_LOG_ERROR, "Cannot init VLC\n"); return AVERROR(ENOMEM); for (i = 1; i < 9; i++) { int idx = i - 1; if (ff_init_vlc_sparse(&c->cb_vlc[i], 9, ff_on2avc_quad_cb_elems[idx], ff_on2avc_quad_cb_bits[idx], 1, 1, ff_on2avc_quad_cb_codes[idx], 4, 4, ff_on2avc_quad_cb_syms[idx], 2, 2, 0)) { av_log(avctx, AV_LOG_ERROR, "Cannot init VLC\n"); on2avc_free_vlcs(c); return AVERROR(ENOMEM); for (i = 9; i < 16; i++) { int idx = i - 9; if (ff_init_vlc_sparse(&c->cb_vlc[i], 9, ff_on2avc_pair_cb_elems[idx], ff_on2avc_pair_cb_bits[idx], 1, 1, ff_on2avc_pair_cb_codes[idx], 2, 2, ff_on2avc_pair_cb_syms[idx], 2, 2, 0)) { av_log(avctx, AV_LOG_ERROR, "Cannot init VLC\n"); on2avc_free_vlcs(c); return AVERROR(ENOMEM); return 0; | 17,726 |
1 | static uint64_t ahci_alloc(AHCIQState *ahci, size_t bytes) { return qmalloc(ahci->parent, bytes); } | 17,727 |
1 | static int ea_probe(AVProbeData *p) { switch (AV_RL32(&p->buf[0])) { case ISNh_TAG: case SCHl_TAG: case SEAD_TAG: case SHEN_TAG: case kVGT_TAG: case MADk_TAG: case MPCh_TAG: case MVhd_TAG: case MVIh_TAG: break; default: return 0; } if (AV_RL32(&p->buf[4]) > 0xfffff && AV_RB32(&p->buf[4]) > 0xfffff) return 0; return AVPROBE_SCORE_MAX; } | 17,728 |
1 | static int ulti_decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPacket *avpkt) { const uint8_t *buf = avpkt->data; int buf_size = avpkt->size; UltimotionDecodeContext *s=avctx->priv_data; int modifier = 0; int uniq = 0; int mode = 0; int blocks = 0; int done = 0; int x = 0, y = 0; int i; int skip; int tmp; s->frame.reference = 1; s->frame.buffer_hints = FF_BUFFER_HINTS_VALID | FF_BUFFER_HINTS_PRESERVE | FF_BUFFER_HINTS_REUSABLE; if (avctx->reget_buffer(avctx, &s->frame) < 0) { av_log(avctx, AV_LOG_ERROR, "reget_buffer() failed\n"); return -1; } while(!done) { int idx; if(blocks >= s->blocks || y >= s->height) break;//all blocks decoded idx = *buf++; if((idx & 0xF8) == 0x70) { switch(idx) { case 0x70: //change modifier modifier = *buf++; if(modifier>1) av_log(avctx, AV_LOG_INFO, "warning: modifier must be 0 or 1, got %i\n", modifier); break; case 0x71: // set uniq flag uniq = 1; break; case 0x72: //toggle mode mode = !mode; break; case 0x73: //end-of-frame done = 1; break; case 0x74: //skip some blocks skip = *buf++; if ((blocks + skip) >= s->blocks) break; blocks += skip; x += skip * 8; while(x >= s->width) { x -= s->width; y += 8; } break; default: av_log(avctx, AV_LOG_INFO, "warning: unknown escape 0x%02X\n", idx); } } else { //handle one block int code; int cf; int angle = 0; uint8_t Y[4]; // luma samples of block int tx = 0, ty = 0; //coords of subblock int chroma = 0; if (mode || uniq) { uniq = 0; cf = 1; chroma = 0; } else { cf = 0; if (idx) chroma = *buf++; } for (i = 0; i < 4; i++) { // for every subblock code = (idx >> (6 - i*2)) & 3; //extract 2 bits if(!code) //skip subblock continue; if(cf) chroma = *buf++; tx = x + block_coords[i * 2]; ty = y + block_coords[(i * 2) + 1]; switch(code) { case 1: tmp = *buf++; angle = angle_by_index[(tmp >> 6) & 0x3]; Y[0] = tmp & 0x3F; Y[1] = Y[0]; if (angle) { Y[2] = Y[0]+1; if (Y[2] > 0x3F) Y[2] = 0x3F; Y[3] = Y[2]; } else { Y[2] = Y[0]; Y[3] = Y[0]; } break; case 2: if (modifier) { // unpack four luma samples tmp = bytestream_get_be24(&buf); Y[0] = (tmp >> 18) & 0x3F; Y[1] = (tmp >> 12) & 0x3F; Y[2] = (tmp >> 6) & 0x3F; Y[3] = tmp & 0x3F; angle = 16; } else { // retrieve luma samples from codebook tmp = bytestream_get_be16(&buf); angle = (tmp >> 12) & 0xF; tmp &= 0xFFF; tmp <<= 2; Y[0] = s->ulti_codebook[tmp]; Y[1] = s->ulti_codebook[tmp + 1]; Y[2] = s->ulti_codebook[tmp + 2]; Y[3] = s->ulti_codebook[tmp + 3]; } break; case 3: if (modifier) { // all 16 luma samples uint8_t Luma[16]; tmp = bytestream_get_be24(&buf); Luma[0] = (tmp >> 18) & 0x3F; Luma[1] = (tmp >> 12) & 0x3F; Luma[2] = (tmp >> 6) & 0x3F; Luma[3] = tmp & 0x3F; tmp = bytestream_get_be24(&buf); Luma[4] = (tmp >> 18) & 0x3F; Luma[5] = (tmp >> 12) & 0x3F; Luma[6] = (tmp >> 6) & 0x3F; Luma[7] = tmp & 0x3F; tmp = bytestream_get_be24(&buf); Luma[8] = (tmp >> 18) & 0x3F; Luma[9] = (tmp >> 12) & 0x3F; Luma[10] = (tmp >> 6) & 0x3F; Luma[11] = tmp & 0x3F; tmp = bytestream_get_be24(&buf); Luma[12] = (tmp >> 18) & 0x3F; Luma[13] = (tmp >> 12) & 0x3F; Luma[14] = (tmp >> 6) & 0x3F; Luma[15] = tmp & 0x3F; ulti_convert_yuv(&s->frame, tx, ty, Luma, chroma); } else { tmp = *buf++; if(tmp & 0x80) { angle = (tmp >> 4) & 0x7; tmp = (tmp << 8) + *buf++; Y[0] = (tmp >> 6) & 0x3F; Y[1] = tmp & 0x3F; Y[2] = (*buf++) & 0x3F; Y[3] = (*buf++) & 0x3F; ulti_grad(&s->frame, tx, ty, Y, chroma, angle); //draw block } else { // some patterns int f0, f1; f0 = *buf++; f1 = tmp; Y[0] = (*buf++) & 0x3F; Y[1] = (*buf++) & 0x3F; ulti_pattern(&s->frame, tx, ty, f1, f0, Y[0], Y[1], chroma); } } break; } if(code != 3) ulti_grad(&s->frame, tx, ty, Y, chroma, angle); // draw block } blocks++; x += 8; if(x >= s->width) { x = 0; y += 8; } } } *data_size=sizeof(AVFrame); *(AVFrame*)data= s->frame; return buf_size; } | 17,729 |
0 | int locate_option(int argc, char **argv, const OptionDef *options, const char *optname) { const OptionDef *po; int i; for (i = 1; i < argc; i++) { const char *cur_opt = argv[i]; if (*cur_opt++ != '-') continue; po = find_option(options, cur_opt); if (!po->name && cur_opt[0] == 'n' && cur_opt[1] == 'o') po = find_option(options, cur_opt + 2); if ((!po->name && !strcmp(cur_opt, optname)) || (po->name && !strcmp(optname, po->name))) return i; if (!po || po->flags & HAS_ARG) i++; } return 0; } | 17,730 |
1 | iscsi_set_events(IscsiLun *iscsilun) { struct iscsi_context *iscsi = iscsilun->iscsi; int ev = iscsi_which_events(iscsi); if (ev != iscsilun->events) { aio_set_fd_handler(iscsilun->aio_context, iscsi_get_fd(iscsi), (ev & POLLIN) ? iscsi_process_read : NULL, (ev & POLLOUT) ? iscsi_process_write : NULL, iscsilun); iscsilun->events = ev; } /* newer versions of libiscsi may return zero events. In this * case start a timer to ensure we are able to return to service * once this situation changes. */ if (!ev) { timer_mod(iscsilun->event_timer, qemu_clock_get_ms(QEMU_CLOCK_REALTIME) + EVENT_INTERVAL); } } | 17,731 |
1 | static struct omap_watchdog_timer_s *omap_wd_timer_init(MemoryRegion *memory, hwaddr base, qemu_irq irq, omap_clk clk) { struct omap_watchdog_timer_s *s = (struct omap_watchdog_timer_s *) g_malloc0(sizeof(struct omap_watchdog_timer_s)); s->timer.irq = irq; s->timer.clk = clk; s->timer.timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, omap_timer_tick, &s->timer); omap_wd_timer_reset(s); omap_timer_clk_setup(&s->timer); memory_region_init_io(&s->iomem, NULL, &omap_wd_timer_ops, s, "omap-wd-timer", 0x100); memory_region_add_subregion(memory, base, &s->iomem); return s; } | 17,732 |
1 | static target_ulong h_enter(PowerPCCPU *cpu, sPAPREnvironment *spapr, target_ulong opcode, target_ulong *args) { CPUPPCState *env = &cpu->env; target_ulong flags = args[0]; target_ulong pte_index = args[1]; target_ulong pteh = args[2]; target_ulong ptel = args[3]; target_ulong page_shift = 12; target_ulong raddr; target_ulong i; hwaddr hpte; /* only handle 4k and 16M pages for now */ if (pteh & HPTE64_V_LARGE) { #if 0 /* We don't support 64k pages yet */ if ((ptel & 0xf000) == 0x1000) { /* 64k page */ } else #endif if ((ptel & 0xff000) == 0) { /* 16M page */ page_shift = 24; /* lowest AVA bit must be 0 for 16M pages */ if (pteh & 0x80) { return H_PARAMETER; } } else { return H_PARAMETER; } } raddr = (ptel & HPTE64_R_RPN) & ~((1ULL << page_shift) - 1); if (raddr < spapr->ram_limit) { /* Regular RAM - should have WIMG=0010 */ if ((ptel & HPTE64_R_WIMG) != HPTE64_R_M) { return H_PARAMETER; } } else { /* Looks like an IO address */ /* FIXME: What WIMG combinations could be sensible for IO? * For now we allow WIMG=010x, but are there others? */ /* FIXME: Should we check against registered IO addresses? */ if ((ptel & (HPTE64_R_W | HPTE64_R_I | HPTE64_R_M)) != HPTE64_R_I) { return H_PARAMETER; } } pteh &= ~0x60ULL; if ((pte_index * HASH_PTE_SIZE_64) & ~env->htab_mask) { return H_PARAMETER; } if (likely((flags & H_EXACT) == 0)) { pte_index &= ~7ULL; hpte = pte_index * HASH_PTE_SIZE_64; for (i = 0; ; ++i) { if (i == 8) { return H_PTEG_FULL; } if ((ppc_hash64_load_hpte0(env, hpte) & HPTE64_V_VALID) == 0) { break; } hpte += HASH_PTE_SIZE_64; } } else { i = 0; hpte = pte_index * HASH_PTE_SIZE_64; if (ppc_hash64_load_hpte0(env, hpte) & HPTE64_V_VALID) { return H_PTEG_FULL; } } ppc_hash64_store_hpte1(env, hpte, ptel); /* eieio(); FIXME: need some sort of barrier for smp? */ ppc_hash64_store_hpte0(env, hpte, pteh | HPTE64_V_HPTE_DIRTY); args[0] = pte_index + i; return H_SUCCESS; } | 17,733 |
1 | static inline int asym_quant(int c, int e, int qbits) { int m; c = (((c << e) >> (24 - qbits)) + 1) >> 1; m = (1 << (qbits-1)); if (c >= m) c = m - 1; av_assert2(c >= -m); return c; } | 17,736 |
1 | void virtqueue_get_avail_bytes(VirtQueue *vq, unsigned int *in_bytes, unsigned int *out_bytes, unsigned max_in_bytes, unsigned max_out_bytes) { VirtIODevice *vdev = vq->vdev; unsigned int max, idx; unsigned int total_bufs, in_total, out_total; VRingMemoryRegionCaches *caches; MemoryRegionCache indirect_desc_cache = MEMORY_REGION_CACHE_INVALID; int64_t len = 0; int rc; if (unlikely(!vq->vring.desc)) { if (in_bytes) { *in_bytes = 0; } if (out_bytes) { *out_bytes = 0; } return; } rcu_read_lock(); idx = vq->last_avail_idx; total_bufs = in_total = out_total = 0; max = vq->vring.num; caches = atomic_rcu_read(&vq->vring.caches); if (caches->desc.len < max * sizeof(VRingDesc)) { virtio_error(vdev, "Cannot map descriptor ring"); goto err; } while ((rc = virtqueue_num_heads(vq, idx)) > 0) { MemoryRegionCache *desc_cache = &caches->desc; unsigned int num_bufs; VRingDesc desc; unsigned int i; num_bufs = total_bufs; if (!virtqueue_get_head(vq, idx++, &i)) { goto err; } vring_desc_read(vdev, &desc, desc_cache, i); if (desc.flags & VRING_DESC_F_INDIRECT) { if (desc.len % sizeof(VRingDesc)) { virtio_error(vdev, "Invalid size for indirect buffer table"); goto err; } /* If we've got too many, that implies a descriptor loop. */ if (num_bufs >= max) { virtio_error(vdev, "Looped descriptor"); goto err; } /* loop over the indirect descriptor table */ len = address_space_cache_init(&indirect_desc_cache, vdev->dma_as, desc.addr, desc.len, false); desc_cache = &indirect_desc_cache; if (len < desc.len) { virtio_error(vdev, "Cannot map indirect buffer"); goto err; } max = desc.len / sizeof(VRingDesc); num_bufs = i = 0; vring_desc_read(vdev, &desc, desc_cache, i); } do { /* If we've got too many, that implies a descriptor loop. */ if (++num_bufs > max) { virtio_error(vdev, "Looped descriptor"); goto err; } if (desc.flags & VRING_DESC_F_WRITE) { in_total += desc.len; } else { out_total += desc.len; } if (in_total >= max_in_bytes && out_total >= max_out_bytes) { goto done; } rc = virtqueue_read_next_desc(vdev, &desc, desc_cache, max, &i); } while (rc == VIRTQUEUE_READ_DESC_MORE); if (rc == VIRTQUEUE_READ_DESC_ERROR) { goto err; } if (desc_cache == &indirect_desc_cache) { address_space_cache_destroy(&indirect_desc_cache); total_bufs++; } else { total_bufs = num_bufs; } } if (rc < 0) { goto err; } done: address_space_cache_destroy(&indirect_desc_cache); if (in_bytes) { *in_bytes = in_total; } if (out_bytes) { *out_bytes = out_total; } rcu_read_unlock(); return; err: in_total = out_total = 0; goto done; } | 17,738 |
0 | static inline int compress_coef(int *coefs, int num) { int i, res = 0; for (i = 0; i < num; i++) res += coef_test_compression(coefs[i]); return res == num ? 1 : 0; } | 17,740 |
1 | static char *sysbus_get_fw_dev_path(DeviceState *dev) { SysBusDevice *s = SYS_BUS_DEVICE(dev); char path[40]; int off; off = snprintf(path, sizeof(path), "%s", qdev_fw_name(dev)); if (s->num_mmio) { snprintf(path + off, sizeof(path) - off, "@"TARGET_FMT_plx, s->mmio[0].addr); } else if (s->num_pio) { snprintf(path + off, sizeof(path) - off, "@i%04x", s->pio[0]); } return g_strdup(path); } | 17,741 |
1 | static void init_pipe_signaling(PCIQXLDevice *d) { if (pipe(d->pipe) < 0) { dprint(d, 1, "%s: pipe creation failed\n", __FUNCTION__); return; } #ifdef CONFIG_IOTHREAD fcntl(d->pipe[0], F_SETFL, O_NONBLOCK); #else fcntl(d->pipe[0], F_SETFL, O_NONBLOCK /* | O_ASYNC */); #endif fcntl(d->pipe[1], F_SETFL, O_NONBLOCK); fcntl(d->pipe[0], F_SETOWN, getpid()); d->main = pthread_self(); qemu_set_fd_handler(d->pipe[0], pipe_read, NULL, d); } | 17,743 |
1 | void ff_simple_idct248_put(uint8_t *dest, int line_size, DCTELEM *block) { int i; DCTELEM *ptr; /* butterfly */ ptr = block; for(i=0;i<4;i++) { BF(0); BF(1); BF(2); BF(3); BF(4); BF(5); BF(6); BF(7); ptr += 2 * 8; } /* IDCT8 on each line */ for(i=0; i<8; i++) { idctRowCondDC_8(block + i*8); } /* IDCT4 and store */ for(i=0;i<8;i++) { idct4col_put(dest + i, 2 * line_size, block + i); idct4col_put(dest + line_size + i, 2 * line_size, block + 8 + i); } } | 17,744 |
1 | static int vc1_decode_intra_block(VC1Context *v, int16_t block[64], int n, int coded, int mquant, int codingset) { GetBitContext *gb = &v->s.gb; MpegEncContext *s = &v->s; int dc_pred_dir = 0; /* Direction of the DC prediction used */ int i; int16_t *dc_val; int16_t *ac_val, *ac_val2; int dcdiff; int mb_pos = s->mb_x + s->mb_y * s->mb_stride; int a_avail = v->a_avail, c_avail = v->c_avail; int use_pred = s->ac_pred; int scale; int q1, q2 = 0; s->dsp.clear_block(block); /* XXX: Guard against dumb values of mquant */ mquant = (mquant < 1) ? 0 : ((mquant > 31) ? 31 : mquant); /* Set DC scale - y and c use the same */ s->y_dc_scale = s->y_dc_scale_table[mquant]; s->c_dc_scale = s->c_dc_scale_table[mquant]; /* Get DC differential */ if (n < 4) { dcdiff = get_vlc2(&s->gb, ff_msmp4_dc_luma_vlc[s->dc_table_index].table, DC_VLC_BITS, 3); } else { dcdiff = get_vlc2(&s->gb, ff_msmp4_dc_chroma_vlc[s->dc_table_index].table, DC_VLC_BITS, 3); } if (dcdiff < 0) { av_log(s->avctx, AV_LOG_ERROR, "Illegal DC VLC\n"); return -1; } if (dcdiff) { if (dcdiff == 119 /* ESC index value */) { /* TODO: Optimize */ if (mquant == 1) dcdiff = get_bits(gb, 10); else if (mquant == 2) dcdiff = get_bits(gb, 9); else dcdiff = get_bits(gb, 8); } else { if (mquant == 1) dcdiff = (dcdiff << 2) + get_bits(gb, 2) - 3; else if (mquant == 2) dcdiff = (dcdiff << 1) + get_bits1(gb) - 1; } if (get_bits1(gb)) dcdiff = -dcdiff; } /* Prediction */ dcdiff += vc1_pred_dc(&v->s, v->overlap, mquant, n, a_avail, c_avail, &dc_val, &dc_pred_dir); *dc_val = dcdiff; /* Store the quantized DC coeff, used for prediction */ if (n < 4) { block[0] = dcdiff * s->y_dc_scale; } else { block[0] = dcdiff * s->c_dc_scale; } //AC Decoding i = 1; /* check if AC is needed at all and adjust direction if needed */ if (!a_avail) dc_pred_dir = 1; if (!c_avail) dc_pred_dir = 0; if (!a_avail && !c_avail) use_pred = 0; ac_val = s->ac_val[0][0] + s->block_index[n] * 16; ac_val2 = ac_val; scale = mquant * 2 + v->halfpq; if (dc_pred_dir) //left ac_val -= 16; else //top ac_val -= 16 * s->block_wrap[n]; q1 = s->current_picture.f.qscale_table[mb_pos]; if (dc_pred_dir && c_avail && mb_pos) q2 = s->current_picture.f.qscale_table[mb_pos - 1]; if (!dc_pred_dir && a_avail && mb_pos >= s->mb_stride) q2 = s->current_picture.f.qscale_table[mb_pos - s->mb_stride]; if ( dc_pred_dir && n == 1) q2 = q1; if (!dc_pred_dir && n == 2) q2 = q1; if (n == 3) q2 = q1; if (coded) { int last = 0, skip, value; int k; while (!last) { vc1_decode_ac_coeff(v, &last, &skip, &value, codingset); i += skip; if (i > 63) break; if (v->fcm == PROGRESSIVE) block[v->zz_8x8[0][i++]] = value; else { if (use_pred && (v->fcm == ILACE_FRAME)) { if (!dc_pred_dir) // top block[v->zz_8x8[2][i++]] = value; else // left block[v->zz_8x8[3][i++]] = value; } else { block[v->zzi_8x8[i++]] = value; } } } /* apply AC prediction if needed */ if (use_pred) { /* scale predictors if needed*/ if (q2 && q1 != q2) { q1 = q1 * 2 + ((q1 == v->pq) ? v->halfpq : 0) - 1; q2 = q2 * 2 + ((q2 == v->pq) ? v->halfpq : 0) - 1; if (q1 < 1) return AVERROR_INVALIDDATA; if (dc_pred_dir) { // left for (k = 1; k < 8; k++) block[k << v->left_blk_sh] += (ac_val[k] * q2 * ff_vc1_dqscale[q1 - 1] + 0x20000) >> 18; } else { //top for (k = 1; k < 8; k++) block[k << v->top_blk_sh] += (ac_val[k + 8] * q2 * ff_vc1_dqscale[q1 - 1] + 0x20000) >> 18; } } else { if (dc_pred_dir) { // left for (k = 1; k < 8; k++) block[k << v->left_blk_sh] += ac_val[k]; } else { // top for (k = 1; k < 8; k++) block[k << v->top_blk_sh] += ac_val[k + 8]; } } } /* save AC coeffs for further prediction */ for (k = 1; k < 8; k++) { ac_val2[k ] = block[k << v->left_blk_sh]; ac_val2[k + 8] = block[k << v->top_blk_sh]; } /* scale AC coeffs */ for (k = 1; k < 64; k++) if (block[k]) { block[k] *= scale; if (!v->pquantizer) block[k] += (block[k] < 0) ? -mquant : mquant; } if (use_pred) i = 63; } else { // no AC coeffs int k; memset(ac_val2, 0, 16 * 2); if (dc_pred_dir) { // left if (use_pred) { memcpy(ac_val2, ac_val, 8 * 2); if (q2 && q1 != q2) { q1 = q1 * 2 + ((q1 == v->pq) ? v->halfpq : 0) - 1; q2 = q2 * 2 + ((q2 == v->pq) ? v->halfpq : 0) - 1; if (q1 < 1) return AVERROR_INVALIDDATA; for (k = 1; k < 8; k++) ac_val2[k] = (ac_val2[k] * q2 * ff_vc1_dqscale[q1 - 1] + 0x20000) >> 18; } } } else { // top if (use_pred) { memcpy(ac_val2 + 8, ac_val + 8, 8 * 2); if (q2 && q1 != q2) { q1 = q1 * 2 + ((q1 == v->pq) ? v->halfpq : 0) - 1; q2 = q2 * 2 + ((q2 == v->pq) ? v->halfpq : 0) - 1; if (q1 < 1) return AVERROR_INVALIDDATA; for (k = 1; k < 8; k++) ac_val2[k + 8] = (ac_val2[k + 8] * q2 * ff_vc1_dqscale[q1 - 1] + 0x20000) >> 18; } } } /* apply AC prediction if needed */ if (use_pred) { if (dc_pred_dir) { // left for (k = 1; k < 8; k++) { block[k << v->left_blk_sh] = ac_val2[k] * scale; if (!v->pquantizer && block[k << v->left_blk_sh]) block[k << v->left_blk_sh] += (block[k << v->left_blk_sh] < 0) ? -mquant : mquant; } } else { // top for (k = 1; k < 8; k++) { block[k << v->top_blk_sh] = ac_val2[k + 8] * scale; if (!v->pquantizer && block[k << v->top_blk_sh]) block[k << v->top_blk_sh] += (block[k << v->top_blk_sh] < 0) ? -mquant : mquant; } } i = 63; } } s->block_last_index[n] = i; return 0; } | 17,745 |
1 | static int64_t coroutine_fn vvfat_co_get_block_status(BlockDriverState *bs, int64_t sector_num, int nb_sectors, int *n, BlockDriverState **file) { BDRVVVFATState* s = bs->opaque; *n = s->sector_count - sector_num; if (*n > nb_sectors) { *n = nb_sectors; } else if (*n < 0) { return 0; } return BDRV_BLOCK_DATA; } | 17,746 |
1 | static void gen_rot_rm_T1(DisasContext *s, int ot, int op1, int is_right) { target_ulong mask = (ot == OT_QUAD ? 0x3f : 0x1f); TCGv_i32 t0, t1; /* load */ if (op1 == OR_TMP0) { gen_op_ld_T0_A0(ot + s->mem_index); } else { gen_op_mov_TN_reg(ot, 0, op1); } tcg_gen_andi_tl(cpu_T[1], cpu_T[1], mask); switch (ot) { case OT_BYTE: /* Replicate the 8-bit input so that a 32-bit rotate works. */ tcg_gen_ext8u_tl(cpu_T[0], cpu_T[0]); tcg_gen_muli_tl(cpu_T[0], cpu_T[0], 0x01010101); goto do_long; case OT_WORD: /* Replicate the 16-bit input so that a 32-bit rotate works. */ tcg_gen_deposit_tl(cpu_T[0], cpu_T[0], cpu_T[0], 16, 16); goto do_long; do_long: #ifdef TARGET_X86_64 case OT_LONG: tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); tcg_gen_trunc_tl_i32(cpu_tmp3_i32, cpu_T[1]); if (is_right) { tcg_gen_rotr_i32(cpu_tmp2_i32, cpu_tmp2_i32, cpu_tmp3_i32); } else { tcg_gen_rotl_i32(cpu_tmp2_i32, cpu_tmp2_i32, cpu_tmp3_i32); } tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2_i32); break; #endif default: if (is_right) { tcg_gen_rotr_tl(cpu_T[0], cpu_T[0], cpu_T[1]); } else { tcg_gen_rotl_tl(cpu_T[0], cpu_T[0], cpu_T[1]); } break; } /* store */ if (op1 == OR_TMP0) { gen_op_st_T0_A0(ot + s->mem_index); } else { gen_op_mov_reg_T0(ot, op1); } /* We'll need the flags computed into CC_SRC. */ gen_compute_eflags(s); /* The value that was "rotated out" is now present at the other end of the word. Compute C into CC_DST and O into CC_SRC2. Note that since we've computed the flags into CC_SRC, these variables are currently dead. */ if (is_right) { tcg_gen_shri_tl(cpu_cc_src2, cpu_T[0], mask - 1); tcg_gen_shri_tl(cpu_cc_dst, cpu_T[0], mask); } else { tcg_gen_shri_tl(cpu_cc_src2, cpu_T[0], mask); tcg_gen_andi_tl(cpu_cc_dst, cpu_T[0], 1); } tcg_gen_andi_tl(cpu_cc_src2, cpu_cc_src2, 1); tcg_gen_xor_tl(cpu_cc_src2, cpu_cc_src2, cpu_cc_dst); /* Now conditionally store the new CC_OP value. If the shift count is 0 we keep the CC_OP_EFLAGS setting so that only CC_SRC is live. Otherwise reuse CC_OP_ADCOX which have the C and O flags split out exactly as we computed above. */ t0 = tcg_const_i32(0); t1 = tcg_temp_new_i32(); tcg_gen_trunc_tl_i32(t1, cpu_T[1]); tcg_gen_movi_i32(cpu_tmp2_i32, CC_OP_ADCOX); tcg_gen_movi_i32(cpu_tmp3_i32, CC_OP_EFLAGS); tcg_gen_movcond_i32(TCG_COND_NE, cpu_cc_op, t1, t0, cpu_tmp2_i32, cpu_tmp3_i32); tcg_temp_free_i32(t0); tcg_temp_free_i32(t1); /* The CC_OP value is no longer predictable. */ set_cc_op(s, CC_OP_DYNAMIC); } | 17,747 |
1 | int rtjpeg_decode_frame_yuv420(RTJpegContext *c, AVFrame *f, const uint8_t *buf, int buf_size) { GetBitContext gb; int w = c->w / 16, h = c->h / 16; int x, y; uint8_t *y1 = f->data[0], *y2 = f->data[0] + 8 * f->linesize[0]; uint8_t *u = f->data[1], *v = f->data[2]; init_get_bits(&gb, buf, buf_size * 8); for (y = 0; y < h; y++) { for (x = 0; x < w; x++) { DCTELEM *block = c->block; if (get_block(&gb, block, c->scan, c->lquant) > 0) c->dsp->idct_put(y1, f->linesize[0], block); y1 += 8; if (get_block(&gb, block, c->scan, c->lquant) > 0) c->dsp->idct_put(y1, f->linesize[0], block); y1 += 8; if (get_block(&gb, block, c->scan, c->lquant) > 0) c->dsp->idct_put(y2, f->linesize[0], block); y2 += 8; if (get_block(&gb, block, c->scan, c->lquant) > 0) c->dsp->idct_put(y2, f->linesize[0], block); y2 += 8; if (get_block(&gb, block, c->scan, c->cquant) > 0) c->dsp->idct_put(u, f->linesize[1], block); u += 8; if (get_block(&gb, block, c->scan, c->cquant) > 0) c->dsp->idct_put(v, f->linesize[2], block); v += 8; } y1 += 2 * 8 * (f->linesize[0] - w); y2 += 2 * 8 * (f->linesize[0] - w); u += 8 * (f->linesize[1] - w); v += 8 * (f->linesize[2] - w); } return get_bits_count(&gb) / 8; } | 17,748 |
1 | static void virgl_resource_attach_backing(VirtIOGPU *g, struct virtio_gpu_ctrl_command *cmd) { struct virtio_gpu_resource_attach_backing att_rb; struct iovec *res_iovs; int ret; VIRTIO_GPU_FILL_CMD(att_rb); trace_virtio_gpu_cmd_res_back_attach(att_rb.resource_id); ret = virtio_gpu_create_mapping_iov(&att_rb, cmd, NULL, &res_iovs); if (ret != 0) { cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; return; } virgl_renderer_resource_attach_iov(att_rb.resource_id, res_iovs, att_rb.nr_entries); } | 17,750 |
1 | static int dvbsub_probe(AVProbeData *p) { int i, j, k; const uint8_t *end = p->buf + p->buf_size; int type, len; int max_score = 0; for(i=0; i<p->buf_size; i++){ if (p->buf[i] == 0x0f) { const uint8_t *ptr = p->buf + i; uint8_t histogram[6] = {0}; int min = 255; for(j=0; ptr + 6 < end; j++) { if (*ptr != 0x0f) break; type = ptr[1]; //page_id = AV_RB16(ptr + 2); len = AV_RB16(ptr + 4); if (type == 0x80) { ; } else if (type >= 0x10 && type <= 0x14) { histogram[type - 0x10] ++; } else break; ptr += 6 + len; } for (k=0; k < 4; k++) { min = FFMIN(min, histogram[k]); } if (min && j > max_score) max_score = j; } } if (max_score > 5) return AVPROBE_SCORE_EXTENSION; return 0; } | 17,753 |
1 | static void gen_hrfid(DisasContext *ctx) { #if defined(CONFIG_USER_ONLY) gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); #else /* Restore CPU state */ if (unlikely(ctx->pr || !ctx->hv)) { gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC); return; } gen_helper_hrfid(cpu_env); gen_sync_exception(ctx); #endif } | 17,754 |
1 | static void coroutine_fn v9fs_write(void *opaque) { ssize_t err; int32_t fid; uint64_t off; uint32_t count; int32_t len = 0; int32_t total = 0; size_t offset = 7; V9fsFidState *fidp; V9fsPDU *pdu = opaque; V9fsState *s = pdu->s; QEMUIOVector qiov_full; QEMUIOVector qiov; err = pdu_unmarshal(pdu, offset, "dqd", &fid, &off, &count); if (err < 0) { pdu_complete(pdu, err); return; } offset += err; v9fs_init_qiov_from_pdu(&qiov_full, pdu, offset, count, true); trace_v9fs_write(pdu->tag, pdu->id, fid, off, count, qiov_full.niov); fidp = get_fid(pdu, fid); if (fidp == NULL) { err = -EINVAL; goto out_nofid; } if (fidp->fid_type == P9_FID_FILE) { if (fidp->fs.fd == -1) { err = -EINVAL; goto out; } } else if (fidp->fid_type == P9_FID_XATTR) { /* * setxattr operation */ err = v9fs_xattr_write(s, pdu, fidp, off, count, qiov_full.iov, qiov_full.niov); goto out; } else { err = -EINVAL; goto out; } qemu_iovec_init(&qiov, qiov_full.niov); do { qemu_iovec_reset(&qiov); qemu_iovec_concat(&qiov, &qiov_full, total, qiov_full.size - total); if (0) { print_sg(qiov.iov, qiov.niov); } /* Loop in case of EINTR */ do { len = v9fs_co_pwritev(pdu, fidp, qiov.iov, qiov.niov, off); if (len >= 0) { off += len; total += len; } } while (len == -EINTR && !pdu->cancelled); if (len < 0) { /* IO error return the error */ err = len; goto out_qiov; } } while (total < count && len > 0); offset = 7; err = pdu_marshal(pdu, offset, "d", total); if (err < 0) { goto out; } err += offset; trace_v9fs_write_return(pdu->tag, pdu->id, total, err); out_qiov: qemu_iovec_destroy(&qiov); out: put_fid(pdu, fidp); out_nofid: qemu_iovec_destroy(&qiov_full); pdu_complete(pdu, err); } | 17,755 |
1 | Qcow2Cache *qcow2_cache_create(BlockDriverState *bs, int num_tables) { BDRVQcowState *s = bs->opaque; Qcow2Cache *c; int i; c = g_malloc0(sizeof(*c)); c->size = num_tables; c->entries = g_malloc0(sizeof(*c->entries) * num_tables); for (i = 0; i < c->size; i++) { c->entries[i].table = qemu_try_blockalign(bs->file, s->cluster_size); if (c->entries[i].table == NULL) { goto fail; } } return c; fail: for (i = 0; i < c->size; i++) { qemu_vfree(c->entries[i].table); } g_free(c->entries); g_free(c); return NULL; } | 17,756 |
1 | int bdrv_commit(BlockDriverState *bs) { BlockDriver *drv = bs->drv; int64_t sector, total_sectors; int n, ro, open_flags; int ret = 0; uint8_t *buf; char filename[1024]; if (!drv) return -ENOMEDIUM; if (!bs->backing_hd) { return -ENOTSUP; } if (bdrv_in_use(bs) || bdrv_in_use(bs->backing_hd)) { return -EBUSY; } ro = bs->backing_hd->read_only; strncpy(filename, bs->backing_hd->filename, sizeof(filename)); open_flags = bs->backing_hd->open_flags; if (ro) { if (bdrv_reopen(bs->backing_hd, open_flags | BDRV_O_RDWR, NULL)) { return -EACCES; } } total_sectors = bdrv_getlength(bs) >> BDRV_SECTOR_BITS; buf = g_malloc(COMMIT_BUF_SECTORS * BDRV_SECTOR_SIZE); for (sector = 0; sector < total_sectors; sector += n) { if (bdrv_is_allocated(bs, sector, COMMIT_BUF_SECTORS, &n)) { if (bdrv_read(bs, sector, buf, n) != 0) { ret = -EIO; goto ro_cleanup; } if (bdrv_write(bs->backing_hd, sector, buf, n) != 0) { ret = -EIO; goto ro_cleanup; } } } if (drv->bdrv_make_empty) { ret = drv->bdrv_make_empty(bs); bdrv_flush(bs); } /* * Make sure all data we wrote to the backing device is actually * stable on disk. */ if (bs->backing_hd) bdrv_flush(bs->backing_hd); ro_cleanup: g_free(buf); if (ro) { /* ignoring error return here */ bdrv_reopen(bs->backing_hd, open_flags & ~BDRV_O_RDWR, NULL); } return ret; } | 17,757 |
1 | static int cinepak_decode (CinepakContext *s) { const uint8_t *eod = (s->data + s->size); int i, result, strip_size, frame_flags, num_strips; int y0 = 0; int encoded_buf_size; if (s->size < 10) return -1; frame_flags = s->data[0]; num_strips = AV_RB16 (&s->data[8]); encoded_buf_size = ((s->data[1] << 16) | AV_RB16 (&s->data[2])); /* if this is the first frame, check for deviant Sega FILM data */ if (s->sega_film_skip_bytes == -1) { if (encoded_buf_size != s->size) { /* If the encoded frame size differs from the frame size as indicated * by the container file, this data likely comes from a Sega FILM/CPK file. * If the frame header is followed by the bytes FE 00 00 06 00 00 then * this is probably one of the two known files that have 6 extra bytes * after the frame header. Else, assume 2 extra bytes. */ if ((s->data[10] == 0xFE) && (s->data[11] == 0x00) && (s->data[12] == 0x00) && (s->data[13] == 0x06) && (s->data[14] == 0x00) && (s->data[15] == 0x00)) s->sega_film_skip_bytes = 6; else s->sega_film_skip_bytes = 2; } else s->sega_film_skip_bytes = 0; } s->data += 10 + s->sega_film_skip_bytes; if (num_strips > MAX_STRIPS) num_strips = MAX_STRIPS; for (i=0; i < num_strips; i++) { if ((s->data + 12) > eod) return -1; s->strips[i].id = s->data[0]; s->strips[i].y1 = y0; s->strips[i].x1 = 0; s->strips[i].y2 = y0 + AV_RB16 (&s->data[8]); s->strips[i].x2 = s->avctx->width; strip_size = AV_RB24 (&s->data[1]) - 12; s->data += 12; strip_size = ((s->data + strip_size) > eod) ? (eod - s->data) : strip_size; if ((i > 0) && !(frame_flags & 0x01)) { memcpy (s->strips[i].v4_codebook, s->strips[i-1].v4_codebook, sizeof(s->strips[i].v4_codebook)); memcpy (s->strips[i].v1_codebook, s->strips[i-1].v1_codebook, sizeof(s->strips[i].v1_codebook)); } result = cinepak_decode_strip (s, &s->strips[i], s->data, strip_size); if (result != 0) return result; s->data += strip_size; y0 = s->strips[i].y2; } return 0; } | 17,758 |
1 | int ff_mpeg1_find_frame_end(ParseContext *pc, const uint8_t *buf, int buf_size, AVCodecParserContext *s) { int i; uint32_t state = pc->state; /* EOF considered as end of frame */ if (buf_size == 0) return 0; /* 0 frame start -> 1/4 1 first_SEQEXT -> 0/2 2 first field start -> 3/0 3 second_SEQEXT -> 2/0 4 searching end */ for (i = 0; i < buf_size; i++) { av_assert1(pc->frame_start_found >= 0 && pc->frame_start_found <= 4); if (pc->frame_start_found & 1) { if (state == EXT_START_CODE && (buf[i] & 0xF0) != 0x80) pc->frame_start_found--; else if (state == EXT_START_CODE + 2) { if ((buf[i] & 3) == 3) pc->frame_start_found = 0; else pc->frame_start_found = (pc->frame_start_found + 1) & 3; } state++; } else { i = avpriv_find_start_code(buf + i, buf + buf_size, &state) - buf - 1; if (pc->frame_start_found == 0 && state >= SLICE_MIN_START_CODE && state <= SLICE_MAX_START_CODE) { i++; pc->frame_start_found = 4; } if (state == SEQ_END_CODE) { pc->frame_start_found = 0; pc->state=-1; return i+1; } if (pc->frame_start_found == 2 && state == SEQ_START_CODE) pc->frame_start_found = 0; if (pc->frame_start_found < 4 && state == EXT_START_CODE) pc->frame_start_found++; if (pc->frame_start_found == 4 && (state & 0xFFFFFF00) == 0x100) { if (state < SLICE_MIN_START_CODE || state > SLICE_MAX_START_CODE) { pc->frame_start_found = 0; pc->state = -1; return i - 3; } } if (pc->frame_start_found == 0 && s && state == PICTURE_START_CODE) { ff_fetch_timestamp(s, i - 3, 1); } } } pc->state = state; return END_NOT_FOUND; } | 17,759 |
1 | static void dec_barrel(DisasContext *dc) { TCGv t0; bool s, t; if ((dc->tb_flags & MSR_EE_FLAG) && (dc->cpu->env.pvr.regs[2] & PVR2_ILL_OPCODE_EXC_MASK) && !dc->cpu->cfg.use_barrel) { tcg_gen_movi_tl(cpu_SR[SR_ESR], ESR_EC_ILLEGAL_OP); t_gen_raise_exception(dc, EXCP_HW_EXCP); return; } s = extract32(dc->imm, 10, 1); t = extract32(dc->imm, 9, 1); LOG_DIS("bs%s%s r%d r%d r%d\n", s ? "l" : "r", t ? "a" : "l", dc->rd, dc->ra, dc->rb); t0 = tcg_temp_new(); tcg_gen_mov_tl(t0, *(dec_alu_op_b(dc))); tcg_gen_andi_tl(t0, t0, 31); if (s) { tcg_gen_shl_tl(cpu_R[dc->rd], cpu_R[dc->ra], t0); } else { if (t) { tcg_gen_sar_tl(cpu_R[dc->rd], cpu_R[dc->ra], t0); } else { tcg_gen_shr_tl(cpu_R[dc->rd], cpu_R[dc->ra], t0); } } } | 17,760 |
1 | static int hwmap_config_output(AVFilterLink *outlink) { AVFilterContext *avctx = outlink->src; HWMapContext *ctx = avctx->priv; AVFilterLink *inlink = avctx->inputs[0]; AVHWFramesContext *hwfc; AVBufferRef *device; const AVPixFmtDescriptor *desc; int err; av_log(avctx, AV_LOG_DEBUG, "Configure hwmap %s -> %s.\n", av_get_pix_fmt_name(inlink->format), av_get_pix_fmt_name(outlink->format)); av_buffer_unref(&ctx->hwframes_ref); device = avctx->hw_device_ctx; if (inlink->hw_frames_ctx) { hwfc = (AVHWFramesContext*)inlink->hw_frames_ctx->data; if (ctx->derive_device_type) { enum AVHWDeviceType type; type = av_hwdevice_find_type_by_name(ctx->derive_device_type); if (type == AV_HWDEVICE_TYPE_NONE) { av_log(avctx, AV_LOG_ERROR, "Invalid device type.\n"); goto fail; } err = av_hwdevice_ctx_create_derived(&device, type, hwfc->device_ref, 0); if (err < 0) { av_log(avctx, AV_LOG_ERROR, "Failed to created derived " "device context: %d.\n", err); goto fail; } } desc = av_pix_fmt_desc_get(outlink->format); if (!desc) { err = AVERROR(EINVAL); goto fail; } if (inlink->format == hwfc->format && (desc->flags & AV_PIX_FMT_FLAG_HWACCEL)) { // Map between two hardware formats (including the case of // undoing an existing mapping). if (!device) { av_log(avctx, AV_LOG_ERROR, "A device reference is " "required to map to a hardware format.\n"); err = AVERROR(EINVAL); goto fail; } err = av_hwframe_ctx_create_derived(&ctx->hwframes_ref, outlink->format, device, inlink->hw_frames_ctx, 0); if (err < 0) { av_log(avctx, AV_LOG_ERROR, "Failed to create derived " "frames context: %d.\n", err); goto fail; } } else if ((outlink->format == hwfc->format && inlink->format == hwfc->sw_format) || inlink->format == hwfc->format) { // Map from a hardware format to a software format, or // undo an existing such mapping. ctx->hwframes_ref = av_buffer_ref(inlink->hw_frames_ctx); if (!ctx->hwframes_ref) { err = AVERROR(ENOMEM); goto fail; } } else { // Non-matching formats - not supported. av_log(avctx, AV_LOG_ERROR, "Unsupported formats for " "hwmap: from %s (%s) to %s.\n", av_get_pix_fmt_name(inlink->format), av_get_pix_fmt_name(hwfc->format), av_get_pix_fmt_name(outlink->format)); err = AVERROR(EINVAL); goto fail; } } else if (avctx->hw_device_ctx) { // Map from a software format to a hardware format. This // creates a new hwframe context like hwupload, but then // returns frames mapped from that to the previous link in // order to fill them without an additional copy. if (!device) { av_log(avctx, AV_LOG_ERROR, "A device reference is " "required to create new frames with backwards " "mapping.\n"); err = AVERROR(EINVAL); goto fail; } ctx->map_backwards = 1; ctx->hwframes_ref = av_hwframe_ctx_alloc(device); if (!ctx->hwframes_ref) { err = AVERROR(ENOMEM); goto fail; } hwfc = (AVHWFramesContext*)ctx->hwframes_ref->data; hwfc->format = outlink->format; hwfc->sw_format = inlink->format; hwfc->width = inlink->w; hwfc->height = inlink->h; err = av_hwframe_ctx_init(ctx->hwframes_ref); if (err < 0) { av_log(avctx, AV_LOG_ERROR, "Failed to create frame " "context for backward mapping: %d.\n", err); goto fail; } } else { av_log(avctx, AV_LOG_ERROR, "Mapping requires a hardware " "context (a device, or frames on input).\n"); return AVERROR(EINVAL); } outlink->hw_frames_ctx = av_buffer_ref(ctx->hwframes_ref); if (!outlink->hw_frames_ctx) { err = AVERROR(ENOMEM); goto fail; } outlink->w = inlink->w; outlink->h = inlink->h; return 0; fail: av_buffer_unref(&ctx->hwframes_ref); return err; } | 17,761 |
1 | static int ram_find_and_save_block(RAMState *rs, bool last_stage) { PageSearchStatus pss; int pages = 0; bool again, found; ram_addr_t dirty_ram_abs; /* Address of the start of the dirty page in ram_addr_t space */ /* No dirty page as there is zero RAM */ if (!ram_bytes_total()) { return pages; } pss.block = rs->last_seen_block; pss.offset = rs->last_offset; pss.complete_round = false; if (!pss.block) { pss.block = QLIST_FIRST_RCU(&ram_list.blocks); } do { again = true; found = get_queued_page(rs, &pss, &dirty_ram_abs); if (!found) { /* priority queue empty, so just search for something dirty */ found = find_dirty_block(rs, &pss, &again, &dirty_ram_abs); } if (found) { pages = ram_save_host_page(rs, &pss, last_stage, dirty_ram_abs); } } while (!pages && again); rs->last_seen_block = pss.block; rs->last_offset = pss.offset; return pages; } | 17,762 |
1 | int msix_init(struct PCIDevice *dev, unsigned short nentries, MemoryRegion *table_bar, uint8_t table_bar_nr, unsigned table_offset, MemoryRegion *pba_bar, uint8_t pba_bar_nr, unsigned pba_offset, uint8_t cap_pos) { int cap; unsigned table_size, pba_size; uint8_t *config; /* Nothing to do if MSI is not supported by interrupt controller */ if (!msi_nonbroken) { return -ENOTSUP; } if (nentries < 1 || nentries > PCI_MSIX_FLAGS_QSIZE + 1) { return -EINVAL; } table_size = nentries * PCI_MSIX_ENTRY_SIZE; pba_size = QEMU_ALIGN_UP(nentries, 64) / 8; /* Sanity test: table & pba don't overlap, fit within BARs, min aligned */ if ((table_bar_nr == pba_bar_nr && ranges_overlap(table_offset, table_size, pba_offset, pba_size)) || table_offset + table_size > memory_region_size(table_bar) || pba_offset + pba_size > memory_region_size(pba_bar) || (table_offset | pba_offset) & PCI_MSIX_FLAGS_BIRMASK) { return -EINVAL; } cap = pci_add_capability(dev, PCI_CAP_ID_MSIX, cap_pos, MSIX_CAP_LENGTH); if (cap < 0) { return cap; } dev->msix_cap = cap; dev->cap_present |= QEMU_PCI_CAP_MSIX; config = dev->config + cap; pci_set_word(config + PCI_MSIX_FLAGS, nentries - 1); dev->msix_entries_nr = nentries; dev->msix_function_masked = true; pci_set_long(config + PCI_MSIX_TABLE, table_offset | table_bar_nr); pci_set_long(config + PCI_MSIX_PBA, pba_offset | pba_bar_nr); /* Make flags bit writable. */ dev->wmask[cap + MSIX_CONTROL_OFFSET] |= MSIX_ENABLE_MASK | MSIX_MASKALL_MASK; dev->msix_table = g_malloc0(table_size); dev->msix_pba = g_malloc0(pba_size); dev->msix_entry_used = g_malloc0(nentries * sizeof *dev->msix_entry_used); msix_mask_all(dev, nentries); memory_region_init_io(&dev->msix_table_mmio, OBJECT(dev), &msix_table_mmio_ops, dev, "msix-table", table_size); memory_region_add_subregion(table_bar, table_offset, &dev->msix_table_mmio); memory_region_init_io(&dev->msix_pba_mmio, OBJECT(dev), &msix_pba_mmio_ops, dev, "msix-pba", pba_size); memory_region_add_subregion(pba_bar, pba_offset, &dev->msix_pba_mmio); return 0; } | 17,763 |
1 | static bool gen_wsr_ccount(DisasContext *dc, uint32_t sr, TCGv_i32 v) { if (dc->tb->cflags & CF_USE_ICOUNT) { gen_io_start(); } gen_helper_wsr_ccount(cpu_env, v); if (dc->tb->cflags & CF_USE_ICOUNT) { gen_io_end(); gen_jumpi_check_loop_end(dc, 0); return true; } return false; } | 17,764 |
1 | static void common_unbind(struct common *c) { xen_be_unbind_evtchn(&c->xendev); if (c->page) { munmap(c->page, XC_PAGE_SIZE); c->page = NULL; } } | 17,769 |
1 | static int ape_tag_read_field(AVFormatContext *s) { AVIOContext *pb = s->pb; uint8_t key[1024], *value; uint32_t size, flags; int i, c; size = avio_rl32(pb); /* field size */ flags = avio_rl32(pb); /* field flags */ for (i = 0; i < sizeof(key) - 1; i++) { c = avio_r8(pb); if (c < 0x20 || c > 0x7E) break; else key[i] = c; } key[i] = 0; if (c != 0) { av_log(s, AV_LOG_WARNING, "Invalid APE tag key '%s'.\n", key); return -1; } if (size >= UINT_MAX) return -1; if (flags & APE_TAG_FLAG_IS_BINARY) { uint8_t filename[1024]; AVStream *st = avformat_new_stream(s, NULL); if (!st) return AVERROR(ENOMEM); avio_get_str(pb, INT_MAX, filename, sizeof(filename)); st->codec->extradata = av_malloc(size + FF_INPUT_BUFFER_PADDING_SIZE); if (!st->codec->extradata) return AVERROR(ENOMEM); if (avio_read(pb, st->codec->extradata, size) != size) { av_freep(&st->codec->extradata); return AVERROR(EIO); } st->codec->extradata_size = size; av_dict_set(&st->metadata, key, filename, 0); st->codec->codec_type = AVMEDIA_TYPE_ATTACHMENT; } else { value = av_malloc(size+1); if (!value) return AVERROR(ENOMEM); c = avio_read(pb, value, size); if (c < 0) return c; value[c] = 0; av_dict_set(&s->metadata, key, value, AV_DICT_DONT_STRDUP_VAL); } return 0; } | 17,770 |
1 | static NetSocketState *net_socket_fd_init_stream(VLANState *vlan, const char *model, const char *name, int fd, int is_connected) { NetSocketState *s; s = qemu_mallocz(sizeof(NetSocketState)); s->fd = fd; s->vc = qemu_new_vlan_client(vlan, model, name, net_socket_receive, NULL, s); snprintf(s->vc->info_str, sizeof(s->vc->info_str), "socket: fd=%d", fd); if (is_connected) { net_socket_connect(s); } else { qemu_set_fd_handler(s->fd, NULL, net_socket_connect, s); } return s; } | 17,771 |
1 | static void vfio_platform_realize(DeviceState *dev, Error **errp) { VFIOPlatformDevice *vdev = VFIO_PLATFORM_DEVICE(dev); SysBusDevice *sbdev = SYS_BUS_DEVICE(dev); VFIODevice *vbasedev = &vdev->vbasedev; VFIOINTp *intp; int i, ret; vbasedev->type = VFIO_DEVICE_TYPE_PLATFORM; vbasedev->ops = &vfio_platform_ops; trace_vfio_platform_realize(vbasedev->name, vdev->compat); ret = vfio_base_device_init(vbasedev); if (ret) { error_setg(errp, "vfio: vfio_base_device_init failed for %s", vbasedev->name); return; } for (i = 0; i < vbasedev->num_regions; i++) { vfio_map_region(vdev, i); sysbus_init_mmio(sbdev, &vdev->regions[i]->mem); } QLIST_FOREACH(intp, &vdev->intp_list, next) { vfio_start_eventfd_injection(intp); } } | 17,772 |
0 | void v_resample16_altivec(uint8_t *dst, int dst_width, const uint8_t *src, int wrap, int16_t *filter) { int sum, i; const uint8_t *s; vector unsigned char *tv, tmp, dstv, zero; vec_ss_t srchv[4], srclv[4], fv[4]; vector signed short zeros, sumhv, sumlv; s = src; for(i=0;i<4;i++) { /* The vec_madds later on does an implicit >>15 on the result. Since FILTER_BITS is 8, and we have 15 bits of magnitude in a signed short, we have just enough bits to pre-shift our filter constants <<7 to compensate for vec_madds. */ fv[i].s[0] = filter[i] << (15-FILTER_BITS); fv[i].v = vec_splat(fv[i].v, 0); } zero = vec_splat_u8(0); zeros = vec_splat_s16(0); /* When we're resampling, we'd ideally like both our input buffers, and output buffers to be 16-byte aligned, so we can do both aligned reads and writes. Sadly we can't always have this at the moment, so we opt for aligned writes, as unaligned writes have a huge overhead. To do this, do enough scalar resamples to get dst 16-byte aligned. */ i = (-(int)dst) & 0xf; while(i>0) { sum = s[0 * wrap] * filter[0] + s[1 * wrap] * filter[1] + s[2 * wrap] * filter[2] + s[3 * wrap] * filter[3]; sum = sum >> FILTER_BITS; if (sum<0) sum = 0; else if (sum>255) sum=255; dst[0] = sum; dst++; s++; dst_width--; i--; } /* Do our altivec resampling on 16 pixels at once. */ while(dst_width>=16) { /* Read 16 (potentially unaligned) bytes from each of 4 lines into 4 vectors, and split them into shorts. Interleave the multipy/accumulate for the resample filter with the loads to hide the 3 cycle latency the vec_madds have. */ tv = (vector unsigned char *) &s[0 * wrap]; tmp = vec_perm(tv[0], tv[1], vec_lvsl(0, &s[i * wrap])); srchv[0].v = (vector signed short) vec_mergeh(zero, tmp); srclv[0].v = (vector signed short) vec_mergel(zero, tmp); sumhv = vec_madds(srchv[0].v, fv[0].v, zeros); sumlv = vec_madds(srclv[0].v, fv[0].v, zeros); tv = (vector unsigned char *) &s[1 * wrap]; tmp = vec_perm(tv[0], tv[1], vec_lvsl(0, &s[1 * wrap])); srchv[1].v = (vector signed short) vec_mergeh(zero, tmp); srclv[1].v = (vector signed short) vec_mergel(zero, tmp); sumhv = vec_madds(srchv[1].v, fv[1].v, sumhv); sumlv = vec_madds(srclv[1].v, fv[1].v, sumlv); tv = (vector unsigned char *) &s[2 * wrap]; tmp = vec_perm(tv[0], tv[1], vec_lvsl(0, &s[2 * wrap])); srchv[2].v = (vector signed short) vec_mergeh(zero, tmp); srclv[2].v = (vector signed short) vec_mergel(zero, tmp); sumhv = vec_madds(srchv[2].v, fv[2].v, sumhv); sumlv = vec_madds(srclv[2].v, fv[2].v, sumlv); tv = (vector unsigned char *) &s[3 * wrap]; tmp = vec_perm(tv[0], tv[1], vec_lvsl(0, &s[3 * wrap])); srchv[3].v = (vector signed short) vec_mergeh(zero, tmp); srclv[3].v = (vector signed short) vec_mergel(zero, tmp); sumhv = vec_madds(srchv[3].v, fv[3].v, sumhv); sumlv = vec_madds(srclv[3].v, fv[3].v, sumlv); /* Pack the results into our destination vector, and do an aligned write of that back to memory. */ dstv = vec_packsu(sumhv, sumlv) ; vec_st(dstv, 0, (vector unsigned char *) dst); dst+=16; s+=16; dst_width-=16; } /* If there are any leftover pixels, resample them with the slow scalar method. */ while(dst_width>0) { sum = s[0 * wrap] * filter[0] + s[1 * wrap] * filter[1] + s[2 * wrap] * filter[2] + s[3 * wrap] * filter[3]; sum = sum >> FILTER_BITS; if (sum<0) sum = 0; else if (sum>255) sum=255; dst[0] = sum; dst++; s++; dst_width--; } } | 17,773 |
1 | static void kmvc_decode_intra_8x8(KmvcContext * ctx, const uint8_t * src, int w, int h) { BitBuf bb; int res, val; int i, j; int bx, by; int l0x, l1x, l0y, l1y; int mx, my; kmvc_init_getbits(bb, src); for (by = 0; by < h; by += 8) for (bx = 0; bx < w; bx += 8) { kmvc_getbit(bb, src, res); if (!res) { // fill whole 8x8 block val = *src++; for (i = 0; i < 64; i++) BLK(ctx->cur, bx + (i & 0x7), by + (i >> 3)) = val; } else { // handle four 4x4 subblocks for (i = 0; i < 4; i++) { l0x = bx + (i & 1) * 4; l0y = by + (i & 2) * 2; kmvc_getbit(bb, src, res); if (!res) { kmvc_getbit(bb, src, res); if (!res) { // fill whole 4x4 block val = *src++; for (j = 0; j < 16; j++) BLK(ctx->cur, l0x + (j & 3), l0y + (j >> 2)) = val; } else { // copy block from already decoded place val = *src++; mx = val & 0xF; my = val >> 4; for (j = 0; j < 16; j++) BLK(ctx->cur, l0x + (j & 3), l0y + (j >> 2)) = BLK(ctx->cur, l0x + (j & 3) - mx, l0y + (j >> 2) - my); } } else { // descend to 2x2 sub-sub-blocks for (j = 0; j < 4; j++) { l1x = l0x + (j & 1) * 2; l1y = l0y + (j & 2); kmvc_getbit(bb, src, res); if (!res) { kmvc_getbit(bb, src, res); if (!res) { // fill whole 2x2 block val = *src++; BLK(ctx->cur, l1x, l1y) = val; BLK(ctx->cur, l1x + 1, l1y) = val; BLK(ctx->cur, l1x, l1y + 1) = val; BLK(ctx->cur, l1x + 1, l1y + 1) = val; } else { // copy block from already decoded place val = *src++; mx = val & 0xF; my = val >> 4; BLK(ctx->cur, l1x, l1y) = BLK(ctx->cur, l1x - mx, l1y - my); BLK(ctx->cur, l1x + 1, l1y) = BLK(ctx->cur, l1x + 1 - mx, l1y - my); BLK(ctx->cur, l1x, l1y + 1) = BLK(ctx->cur, l1x - mx, l1y + 1 - my); BLK(ctx->cur, l1x + 1, l1y + 1) = BLK(ctx->cur, l1x + 1 - mx, l1y + 1 - my); } } else { // read values for block BLK(ctx->cur, l1x, l1y) = *src++; BLK(ctx->cur, l1x + 1, l1y) = *src++; BLK(ctx->cur, l1x, l1y + 1) = *src++; BLK(ctx->cur, l1x + 1, l1y + 1) = *src++; } } } } } } } | 17,774 |
1 | static void handle_windowevent(SDL_Event *ev) { struct sdl2_console *scon = get_scon_from_window(ev->window.windowID); switch (ev->window.event) { case SDL_WINDOWEVENT_RESIZED: { QemuUIInfo info; memset(&info, 0, sizeof(info)); info.width = ev->window.data1; info.height = ev->window.data2; dpy_set_ui_info(scon->dcl.con, &info); sdl2_redraw(scon); break; case SDL_WINDOWEVENT_EXPOSED: sdl2_redraw(scon); break; case SDL_WINDOWEVENT_FOCUS_GAINED: case SDL_WINDOWEVENT_ENTER: if (!gui_grab && (qemu_input_is_absolute() || absolute_enabled)) { absolute_mouse_grab(scon); break; case SDL_WINDOWEVENT_FOCUS_LOST: if (gui_grab && !gui_fullscreen) { sdl_grab_end(scon); break; case SDL_WINDOWEVENT_RESTORED: update_displaychangelistener(&scon->dcl, GUI_REFRESH_INTERVAL_DEFAULT); break; case SDL_WINDOWEVENT_MINIMIZED: update_displaychangelistener(&scon->dcl, 500); break; case SDL_WINDOWEVENT_CLOSE: if (!no_quit) { no_shutdown = 0; qemu_system_shutdown_request(); break; case SDL_WINDOWEVENT_SHOWN: if (scon->hidden) { SDL_HideWindow(scon->real_window); break; case SDL_WINDOWEVENT_HIDDEN: if (!scon->hidden) { SDL_ShowWindow(scon->real_window); break; | 17,775 |
1 | static int uhci_handle_td(UHCIState *s, UHCIQueue *q, UHCI_TD *td, uint32_t td_addr, uint32_t *int_mask) { UHCIAsync *async; int len = 0, max_len; bool spd; bool queuing = (q != NULL); uint8_t pid = td->token & 0xff; /* Is active ? */ if (!(td->ctrl & TD_CTRL_ACTIVE)) { /* * ehci11d spec page 22: "Even if the Active bit in the TD is already * cleared when the TD is fetched ... an IOC interrupt is generated" */ if (td->ctrl & TD_CTRL_IOC) { *int_mask |= 0x01; } return TD_RESULT_NEXT_QH; } async = uhci_async_find_td(s, td_addr, td); if (async) { /* Already submitted */ async->queue->valid = 32; if (!async->done) return TD_RESULT_ASYNC_CONT; if (queuing) { /* we are busy filling the queue, we are not prepared to consume completed packages then, just leave them in async state */ return TD_RESULT_ASYNC_CONT; } uhci_async_unlink(async); goto done; } /* Allocate new packet */ if (q == NULL) { USBDevice *dev = uhci_find_device(s, (td->token >> 8) & 0x7f); USBEndpoint *ep = usb_ep_get(dev, pid, (td->token >> 15) & 0xf); q = uhci_queue_get(s, td, ep); } async = uhci_async_alloc(q, td_addr); /* valid needs to be large enough to handle 10 frame delay * for initial isochronous requests */ async->queue->valid = 32; max_len = ((td->token >> 21) + 1) & 0x7ff; spd = (pid == USB_TOKEN_IN && (td->ctrl & TD_CTRL_SPD) != 0); usb_packet_setup(&async->packet, pid, q->ep, td_addr, spd, (td->ctrl & TD_CTRL_IOC) != 0); qemu_sglist_add(&async->sgl, td->buffer, max_len); usb_packet_map(&async->packet, &async->sgl); switch(pid) { case USB_TOKEN_OUT: case USB_TOKEN_SETUP: len = usb_handle_packet(q->ep->dev, &async->packet); if (len >= 0) len = max_len; break; case USB_TOKEN_IN: len = usb_handle_packet(q->ep->dev, &async->packet); break; default: /* invalid pid : frame interrupted */ usb_packet_unmap(&async->packet, &async->sgl); uhci_async_free(async); s->status |= UHCI_STS_HCPERR; uhci_update_irq(s); return TD_RESULT_STOP_FRAME; } if (len == USB_RET_ASYNC) { uhci_async_link(async); if (!queuing) { uhci_queue_fill(q, td); } return TD_RESULT_ASYNC_START; } async->packet.result = len; done: len = uhci_complete_td(s, td, async, int_mask); usb_packet_unmap(&async->packet, &async->sgl); uhci_async_free(async); return len; } | 17,776 |
1 | int qtest_init(void) { CharDriverState *chr; g_assert(qtest_chrdev != NULL); configure_icount("0"); chr = qemu_chr_new("qtest", qtest_chrdev, NULL); qemu_chr_add_handlers(chr, qtest_can_read, qtest_read, qtest_event, chr); qemu_chr_fe_set_echo(chr, true); inbuf = g_string_new(""); if (qtest_log) { if (strcmp(qtest_log, "none") != 0) { qtest_log_fp = fopen(qtest_log, "w+"); } } else { qtest_log_fp = stderr; } qtest_chr = chr; return 0; } | 17,777 |
1 | static av_cold int smvjpeg_decode_end(AVCodecContext *avctx) { SMVJpegDecodeContext *s = avctx->priv_data; MJpegDecodeContext *jpg = &s->jpg; int ret; jpg->picture_ptr = NULL; av_frame_free(&s->picture[0]); av_frame_free(&s->picture[1]); ret = avcodec_close(s->avctx); av_freep(&s->avctx); return ret; } | 17,778 |
1 | static void check_native_list(QObject *qobj, UserDefNativeListUnionKind kind) { QDict *qdict; QList *qlist; int i; qdict = qobject_to_qdict(qobj); g_assert(qdict); g_assert(qdict_haskey(qdict, "data")); qlist = qlist_copy(qobject_to_qlist(qdict_get(qdict, "data"))); switch (kind) { case USER_DEF_NATIVE_LIST_UNION_KIND_S8: case USER_DEF_NATIVE_LIST_UNION_KIND_S16: case USER_DEF_NATIVE_LIST_UNION_KIND_S32: case USER_DEF_NATIVE_LIST_UNION_KIND_S64: case USER_DEF_NATIVE_LIST_UNION_KIND_U8: case USER_DEF_NATIVE_LIST_UNION_KIND_U16: case USER_DEF_NATIVE_LIST_UNION_KIND_U32: case USER_DEF_NATIVE_LIST_UNION_KIND_U64: /* * All integer elements in JSON arrays get stored into QNums * when we convert to QObjects, so we can check them all in * the same fashion, so simply fall through here. */ case USER_DEF_NATIVE_LIST_UNION_KIND_INTEGER: for (i = 0; i < 32; i++) { QObject *tmp; QNum *qvalue; int64_t val; tmp = qlist_peek(qlist); g_assert(tmp); qvalue = qobject_to_qnum(tmp); g_assert(qnum_get_try_int(qvalue, &val)); g_assert_cmpint(val, ==, i); qobject_decref(qlist_pop(qlist)); } break; case USER_DEF_NATIVE_LIST_UNION_KIND_BOOLEAN: for (i = 0; i < 32; i++) { QObject *tmp; QBool *qvalue; tmp = qlist_peek(qlist); g_assert(tmp); qvalue = qobject_to_qbool(tmp); g_assert_cmpint(qbool_get_bool(qvalue), ==, i % 3 == 0); qobject_decref(qlist_pop(qlist)); } break; case USER_DEF_NATIVE_LIST_UNION_KIND_STRING: for (i = 0; i < 32; i++) { QObject *tmp; QString *qvalue; gchar str[8]; tmp = qlist_peek(qlist); g_assert(tmp); qvalue = qobject_to_qstring(tmp); sprintf(str, "%d", i); g_assert_cmpstr(qstring_get_str(qvalue), ==, str); qobject_decref(qlist_pop(qlist)); } break; case USER_DEF_NATIVE_LIST_UNION_KIND_NUMBER: for (i = 0; i < 32; i++) { QObject *tmp; QNum *qvalue; GString *double_expected = g_string_new(""); GString *double_actual = g_string_new(""); tmp = qlist_peek(qlist); g_assert(tmp); qvalue = qobject_to_qnum(tmp); g_string_printf(double_expected, "%.6f", (double)i / 3); g_string_printf(double_actual, "%.6f", qnum_get_double(qvalue)); g_assert_cmpstr(double_actual->str, ==, double_expected->str); qobject_decref(qlist_pop(qlist)); g_string_free(double_expected, true); g_string_free(double_actual, true); } break; default: g_assert_not_reached(); } QDECREF(qlist); } | 17,780 |
1 | int net_init_vde(QemuOpts *opts, const char *name, VLANState *vlan) { const char *sock; const char *group; int port, mode; sock = qemu_opt_get(opts, "sock"); group = qemu_opt_get(opts, "group"); port = qemu_opt_get_number(opts, "port", 0); mode = qemu_opt_get_number(opts, "mode", 0700); if (net_vde_init(vlan, "vde", name, sock, port, group, mode) == -1) { return -1; } return 0; } | 17,781 |
1 | static void stellaris_enet_unrealize(DeviceState *dev, Error **errp) { stellaris_enet_state *s = STELLARIS_ENET(dev); unregister_savevm(DEVICE(s), "stellaris_enet", s); memory_region_destroy(&s->mmio); } | 17,782 |
1 | static bool memory_region_dispatch_read(MemoryRegion *mr, hwaddr addr, uint64_t *pval, unsigned size) { if (!memory_region_access_valid(mr, addr, size, false)) { *pval = unassigned_mem_read(mr, addr, size); return true; } *pval = memory_region_dispatch_read1(mr, addr, size); adjust_endianness(mr, pval, size); return false; } | 17,784 |
1 | static void merge_context_after_encode(MpegEncContext *dst, MpegEncContext *src){ int i; MERGE(dct_count[0]); //note, the other dct vars are not part of the context MERGE(dct_count[1]); MERGE(mv_bits); MERGE(i_tex_bits); MERGE(p_tex_bits); MERGE(i_count); MERGE(f_count); MERGE(b_count); MERGE(skip_count); MERGE(misc_bits); MERGE(er.error_count); MERGE(padding_bug_score); MERGE(current_picture.f->error[0]); MERGE(current_picture.f->error[1]); MERGE(current_picture.f->error[2]); if(dst->avctx->noise_reduction){ for(i=0; i<64; i++){ MERGE(dct_error_sum[0][i]); MERGE(dct_error_sum[1][i]); } } assert(put_bits_count(&src->pb) % 8 ==0); assert(put_bits_count(&dst->pb) % 8 ==0); avpriv_copy_bits(&dst->pb, src->pb.buf, put_bits_count(&src->pb)); flush_put_bits(&dst->pb); } | 17,785 |
0 | int ff_h264_decode_seq_parameter_set(H264Context *h) { int profile_idc, level_idc, constraint_set_flags = 0; unsigned int sps_id; int i, log2_max_frame_num_minus4; SPS *sps; profile_idc = get_bits(&h->gb, 8); constraint_set_flags |= get_bits1(&h->gb) << 0; // constraint_set0_flag constraint_set_flags |= get_bits1(&h->gb) << 1; // constraint_set1_flag constraint_set_flags |= get_bits1(&h->gb) << 2; // constraint_set2_flag constraint_set_flags |= get_bits1(&h->gb) << 3; // constraint_set3_flag constraint_set_flags |= get_bits1(&h->gb) << 4; // constraint_set4_flag constraint_set_flags |= get_bits1(&h->gb) << 5; // constraint_set5_flag skip_bits(&h->gb, 2); // reserved_zero_2bits level_idc = get_bits(&h->gb, 8); sps_id = get_ue_golomb_31(&h->gb); if (sps_id >= MAX_SPS_COUNT) { av_log(h->avctx, AV_LOG_ERROR, "sps_id %u out of range\n", sps_id); return AVERROR_INVALIDDATA; } sps = av_mallocz(sizeof(SPS)); if (!sps) return AVERROR(ENOMEM); sps->sps_id = sps_id; sps->time_offset_length = 24; sps->profile_idc = profile_idc; sps->constraint_set_flags = constraint_set_flags; sps->level_idc = level_idc; memset(sps->scaling_matrix4, 16, sizeof(sps->scaling_matrix4)); memset(sps->scaling_matrix8, 16, sizeof(sps->scaling_matrix8)); sps->scaling_matrix_present = 0; if (sps->profile_idc == 100 || // High profile sps->profile_idc == 110 || // High10 profile sps->profile_idc == 122 || // High422 profile sps->profile_idc == 244 || // High444 Predictive profile sps->profile_idc == 44 || // Cavlc444 profile sps->profile_idc == 83 || // Scalable Constrained High profile (SVC) sps->profile_idc == 86 || // Scalable High Intra profile (SVC) sps->profile_idc == 118 || // Stereo High profile (MVC) sps->profile_idc == 128 || // Multiview High profile (MVC) sps->profile_idc == 138 || // Multiview Depth High profile (MVCD) sps->profile_idc == 144) { // old High444 profile sps->chroma_format_idc = get_ue_golomb_31(&h->gb); if (sps->chroma_format_idc > 3) { avpriv_request_sample(h->avctx, "chroma_format_idc %u", sps->chroma_format_idc); goto fail; } else if (sps->chroma_format_idc == 3) { sps->residual_color_transform_flag = get_bits1(&h->gb); } sps->bit_depth_luma = get_ue_golomb(&h->gb) + 8; sps->bit_depth_chroma = get_ue_golomb(&h->gb) + 8; if (sps->bit_depth_chroma != sps->bit_depth_luma) { avpriv_request_sample(h->avctx, "Different chroma and luma bit depth"); goto fail; } sps->transform_bypass = get_bits1(&h->gb); decode_scaling_matrices(h, sps, NULL, 1, sps->scaling_matrix4, sps->scaling_matrix8); } else { sps->chroma_format_idc = 1; sps->bit_depth_luma = 8; sps->bit_depth_chroma = 8; } log2_max_frame_num_minus4 = get_ue_golomb(&h->gb); if (log2_max_frame_num_minus4 < MIN_LOG2_MAX_FRAME_NUM - 4 || log2_max_frame_num_minus4 > MAX_LOG2_MAX_FRAME_NUM - 4) { av_log(h->avctx, AV_LOG_ERROR, "log2_max_frame_num_minus4 out of range (0-12): %d\n", log2_max_frame_num_minus4); goto fail; } sps->log2_max_frame_num = log2_max_frame_num_minus4 + 4; sps->poc_type = get_ue_golomb_31(&h->gb); if (sps->poc_type == 0) { // FIXME #define sps->log2_max_poc_lsb = get_ue_golomb(&h->gb) + 4; } else if (sps->poc_type == 1) { // FIXME #define sps->delta_pic_order_always_zero_flag = get_bits1(&h->gb); sps->offset_for_non_ref_pic = get_se_golomb(&h->gb); sps->offset_for_top_to_bottom_field = get_se_golomb(&h->gb); sps->poc_cycle_length = get_ue_golomb(&h->gb); if ((unsigned)sps->poc_cycle_length >= FF_ARRAY_ELEMS(sps->offset_for_ref_frame)) { av_log(h->avctx, AV_LOG_ERROR, "poc_cycle_length overflow %d\n", sps->poc_cycle_length); goto fail; } for (i = 0; i < sps->poc_cycle_length; i++) sps->offset_for_ref_frame[i] = get_se_golomb(&h->gb); } else if (sps->poc_type != 2) { av_log(h->avctx, AV_LOG_ERROR, "illegal POC type %d\n", sps->poc_type); goto fail; } sps->ref_frame_count = get_ue_golomb_31(&h->gb); if (sps->ref_frame_count > H264_MAX_PICTURE_COUNT - 2 || sps->ref_frame_count >= 32U) { av_log(h->avctx, AV_LOG_ERROR, "too many reference frames %d\n", sps->ref_frame_count); goto fail; } sps->gaps_in_frame_num_allowed_flag = get_bits1(&h->gb); sps->mb_width = get_ue_golomb(&h->gb) + 1; sps->mb_height = get_ue_golomb(&h->gb) + 1; if ((unsigned)sps->mb_width >= INT_MAX / 16 || (unsigned)sps->mb_height >= INT_MAX / 16 || av_image_check_size(16 * sps->mb_width, 16 * sps->mb_height, 0, h->avctx)) { av_log(h->avctx, AV_LOG_ERROR, "mb_width/height overflow\n"); goto fail; } sps->frame_mbs_only_flag = get_bits1(&h->gb); if (!sps->frame_mbs_only_flag) sps->mb_aff = get_bits1(&h->gb); else sps->mb_aff = 0; sps->direct_8x8_inference_flag = get_bits1(&h->gb); if (!sps->frame_mbs_only_flag && !sps->direct_8x8_inference_flag) { av_log(h->avctx, AV_LOG_ERROR, "This stream was generated by a broken encoder, invalid 8x8 inference\n"); goto fail; } #ifndef ALLOW_INTERLACE if (sps->mb_aff) av_log(h->avctx, AV_LOG_ERROR, "MBAFF support not included; enable it at compile-time.\n"); #endif sps->crop = get_bits1(&h->gb); if (sps->crop) { unsigned int crop_left = get_ue_golomb(&h->gb); unsigned int crop_right = get_ue_golomb(&h->gb); unsigned int crop_top = get_ue_golomb(&h->gb); unsigned int crop_bottom = get_ue_golomb(&h->gb); if (h->avctx->flags2 & AV_CODEC_FLAG2_IGNORE_CROP) { av_log(h->avctx, AV_LOG_DEBUG, "discarding sps cropping, original " "values are l:%d r:%d t:%d b:%d\n", crop_left, crop_right, crop_top, crop_bottom); sps->crop_left = sps->crop_right = sps->crop_top = sps->crop_bottom = 0; } else { int vsub = (sps->chroma_format_idc == 1) ? 1 : 0; int hsub = (sps->chroma_format_idc == 1 || sps->chroma_format_idc == 2) ? 1 : 0; int step_x = 1 << hsub; int step_y = (2 - sps->frame_mbs_only_flag) << vsub; if (crop_left & (0x1F >> (sps->bit_depth_luma > 8)) && !(h->avctx->flags & AV_CODEC_FLAG_UNALIGNED)) { crop_left &= ~(0x1F >> (sps->bit_depth_luma > 8)); av_log(h->avctx, AV_LOG_WARNING, "Reducing left cropping to %d " "chroma samples to preserve alignment.\n", crop_left); } if (INT_MAX / step_x <= crop_left || INT_MAX / step_x - crop_left <= crop_right || 16 * sps->mb_width <= step_x * (crop_left + crop_right) || INT_MAX / step_y <= crop_top || INT_MAX / step_y - crop_top <= crop_bottom || 16 * sps->mb_height <= step_y * (crop_top + crop_bottom)) { av_log(h->avctx, AV_LOG_WARNING, "Invalid crop parameters\n"); if (h->avctx->err_recognition & AV_EF_EXPLODE) goto fail; crop_left = crop_right = crop_top = crop_bottom = 0; } sps->crop_left = crop_left * step_x; sps->crop_right = crop_right * step_x; sps->crop_top = crop_top * step_y; sps->crop_bottom = crop_bottom * step_y; } } else { sps->crop_left = sps->crop_right = sps->crop_top = sps->crop_bottom = sps->crop = 0; } sps->vui_parameters_present_flag = get_bits1(&h->gb); if (sps->vui_parameters_present_flag) { int ret = decode_vui_parameters(h, sps); if (ret < 0 && h->avctx->err_recognition & AV_EF_EXPLODE) goto fail; } /* if the maximum delay is not stored in the SPS, derive it based on the * level */ if (!sps->bitstream_restriction_flag) { sps->num_reorder_frames = MAX_DELAYED_PIC_COUNT - 1; for (i = 0; i < FF_ARRAY_ELEMS(level_max_dpb_mbs); i++) { if (level_max_dpb_mbs[i][0] == sps->level_idc) { sps->num_reorder_frames = FFMIN(level_max_dpb_mbs[i][1] / (sps->mb_width * sps->mb_height), sps->num_reorder_frames); break; } } } if (!sps->sar.den) sps->sar.den = 1; if (h->avctx->debug & FF_DEBUG_PICT_INFO) { static const char csp[4][5] = { "Gray", "420", "422", "444" }; av_log(h->avctx, AV_LOG_DEBUG, "sps:%u profile:%d/%d poc:%d ref:%d %dx%d %s %s crop:%u/%u/%u/%u %s %s %"PRId32"/%"PRId32"\n", sps_id, sps->profile_idc, sps->level_idc, sps->poc_type, sps->ref_frame_count, sps->mb_width, sps->mb_height, sps->frame_mbs_only_flag ? "FRM" : (sps->mb_aff ? "MB-AFF" : "PIC-AFF"), sps->direct_8x8_inference_flag ? "8B8" : "", sps->crop_left, sps->crop_right, sps->crop_top, sps->crop_bottom, sps->vui_parameters_present_flag ? "VUI" : "", csp[sps->chroma_format_idc], sps->timing_info_present_flag ? sps->num_units_in_tick : 0, sps->timing_info_present_flag ? sps->time_scale : 0); } sps->new = 1; av_free(h->sps_buffers[sps_id]); h->sps_buffers[sps_id] = sps; h->sps = *sps; return 0; fail: av_free(sps); return AVERROR_INVALIDDATA; } | 17,788 |
0 | static av_cold int nvenc_dyload_nvenc(AVCodecContext *avctx) { PNVENCODEAPICREATEINSTANCE nvEncodeAPICreateInstance = 0; NVENCSTATUS nvstatus; NvencContext *ctx = avctx->priv_data; NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; if (!nvenc_check_cuda(avctx)) return 0; if (dl_fn->nvenc_lib) return 1; #if defined(_WIN32) if (sizeof(void*) == 8) { dl_fn->nvenc_lib = LoadLibrary(TEXT("nvEncodeAPI64.dll")); } else { dl_fn->nvenc_lib = LoadLibrary(TEXT("nvEncodeAPI.dll")); } #else dl_fn->nvenc_lib = dlopen("libnvidia-encode.so.1", RTLD_LAZY); #endif if (!dl_fn->nvenc_lib) { av_log(avctx, AV_LOG_FATAL, "Failed loading the nvenc library\n"); goto error; } nvEncodeAPICreateInstance = (PNVENCODEAPICREATEINSTANCE)LOAD_FUNC(dl_fn->nvenc_lib, "NvEncodeAPICreateInstance"); if (!nvEncodeAPICreateInstance) { av_log(avctx, AV_LOG_FATAL, "Failed to load nvenc entrypoint\n"); goto error; } dl_fn->nvenc_funcs.version = NV_ENCODE_API_FUNCTION_LIST_VER; nvstatus = nvEncodeAPICreateInstance(&dl_fn->nvenc_funcs); if (nvstatus != NV_ENC_SUCCESS) { nvenc_print_error(avctx, nvstatus, "Failed to create nvenc instance"); goto error; } av_log(avctx, AV_LOG_VERBOSE, "Nvenc initialized successfully\n"); return 1; error: if (dl_fn->nvenc_lib) DL_CLOSE_FUNC(dl_fn->nvenc_lib); dl_fn->nvenc_lib = NULL; return 0; } | 17,789 |
0 | static inline void h264_loop_filter_chroma_intra_c(uint8_t *pix, int xstride, int ystride, int alpha, int beta) { int d; for( d = 0; d < 8; d++ ) { const int p0 = pix[-1*xstride]; const int p1 = pix[-2*xstride]; const int q0 = pix[0]; const int q1 = pix[1*xstride]; if( FFABS( p0 - q0 ) < alpha && FFABS( p1 - p0 ) < beta && FFABS( q1 - q0 ) < beta ) { pix[-xstride] = ( 2*p1 + p0 + q1 + 2 ) >> 2; /* p0' */ pix[0] = ( 2*q1 + q0 + p1 + 2 ) >> 2; /* q0' */ } pix += ystride; } } | 17,790 |
0 | real_parse_asm_rulebook(AVFormatContext *s, AVStream *orig_st, const char *p) { const char *end; int n_rules, odd = 0; AVStream *st; /** * The ASMRuleBook contains a list of comma-separated strings per rule, * and each rule is separated by a ;. The last one also has a ; at the * end so we can use it as delimiter. * Every rule occurs twice, once for when the RTSP packet header marker * is set and once for if it isn't. We only read the first because we * don't care much (that's what the "odd" variable is for). * Each rule contains a set of one or more statements, optionally * preceeded by a single condition. If there's a condition, the rule * starts with a '#'. Multiple conditions are merged between brackets, * so there are never multiple conditions spread out over separate * statements. Generally, these conditions are bitrate limits (min/max) * for multi-bitrate streams. */ if (*p == '\"') p++; for (n_rules = 0; s->nb_streams < MAX_STREAMS;) { if (!(end = strchr(p, ';'))) break; if (!odd && end != p) { if (n_rules > 0) st = add_dstream(s, orig_st); else st = orig_st; real_parse_asm_rule(st, p, end); n_rules++; } p = end + 1; odd ^= 1; } } | 17,791 |
0 | int ff_get_cpu_flags_ppc(void) { #if HAVE_ALTIVEC #ifdef __AMIGAOS4__ ULONG result = 0; extern struct ExecIFace *IExec; IExec->GetCPUInfoTags(GCIT_VectorUnit, &result, TAG_DONE); if (result == VECTORTYPE_ALTIVEC) return AV_CPU_FLAG_ALTIVEC; return 0; #elif defined(__APPLE__) || defined(__OpenBSD__) #ifdef __OpenBSD__ int sels[2] = {CTL_MACHDEP, CPU_ALTIVEC}; #else int sels[2] = {CTL_HW, HW_VECTORUNIT}; #endif int has_vu = 0; size_t len = sizeof(has_vu); int err; err = sysctl(sels, 2, &has_vu, &len, NULL, 0); if (err == 0) return has_vu ? AV_CPU_FLAG_ALTIVEC : 0; return 0; #elif defined(__linux__) // The linux kernel could have the altivec support disabled // even if the cpu has it. int i, ret = 0; int fd = open("/proc/self/auxv", O_RDONLY); unsigned long buf[64] = { 0 }; ssize_t count; if (fd < 0) return 0; while ((count = read(fd, buf, sizeof(buf))) > 0) { for (i = 0; i < count / sizeof(*buf); i += 2) { if (buf[i] == AT_NULL) goto out; if (buf[i] == AT_HWCAP) { if (buf[i + 1] & PPC_FEATURE_HAS_ALTIVEC) ret = AV_CPU_FLAG_ALTIVEC; goto out; } } } out: close(fd); return ret; #elif CONFIG_RUNTIME_CPUDETECT int proc_ver; // Support of mfspr PVR emulation added in Linux 2.6.17. __asm__ volatile("mfspr %0, 287" : "=r" (proc_ver)); proc_ver >>= 16; if (proc_ver & 0x8000 || proc_ver == 0x000c || proc_ver == 0x0039 || proc_ver == 0x003c || proc_ver == 0x0044 || proc_ver == 0x0045 || proc_ver == 0x0070) return AV_CPU_FLAG_ALTIVEC; return 0; #else // Since we were compiled for AltiVec, just assume we have it // until someone comes up with a proper way (not involving signal hacks). return AV_CPU_FLAG_ALTIVEC; #endif /* __AMIGAOS4__ */ #endif /* HAVE_ALTIVEC */ return 0; } | 17,793 |
0 | static void decode_delta_j(uint8_t *dst, const uint8_t *buf, const uint8_t *buf_end, int w, int h, int bpp, int dst_size) { int32_t pitch; uint8_t *ptr; uint32_t type, flag, cols, groups, rows, bytes; uint32_t offset; int planepitch_byte = (w + 7) / 8; int planepitch = ((w + 15) / 16) * 2; int kludge_j, b, g, r, d; GetByteContext gb; pitch = planepitch * bpp; kludge_j = w < 320 ? (320 - w) / 8 / 2 : 0; bytestream2_init(&gb, buf, buf_end - buf); while (bytestream2_get_bytes_left(&gb) >= 2) { type = bytestream2_get_be16(&gb); switch (type) { case 0: return; case 1: flag = bytestream2_get_be16(&gb); cols = bytestream2_get_be16(&gb); groups = bytestream2_get_be16(&gb); for (g = 0; g < groups; g++) { offset = bytestream2_get_be16(&gb); if (bytestream2_get_bytes_left(&gb) < 1) return; if (kludge_j) offset = ((offset / (320 / 8)) * pitch) + (offset % (320 / 8)) - kludge_j; else offset = ((offset / planepitch_byte) * pitch) + (offset % planepitch_byte); for (b = 0; b < cols; b++) { for (d = 0; d < bpp; d++) { uint8_t value = bytestream2_get_byte(&gb); if (offset >= dst_size) return; ptr = dst + offset; if (flag) ptr[0] ^= value; else ptr[0] = value; offset += planepitch; } } if ((cols * bpp) & 1) bytestream2_skip(&gb, 1); } break; case 2: flag = bytestream2_get_be16(&gb); rows = bytestream2_get_be16(&gb); bytes = bytestream2_get_be16(&gb); groups = bytestream2_get_be16(&gb); for (g = 0; g < groups; g++) { offset = bytestream2_get_be16(&gb); if (kludge_j) offset = ((offset / (320 / 8)) * pitch) + (offset % (320/ 8)) - kludge_j; else offset = ((offset / planepitch_byte) * pitch) + (offset % planepitch_byte); for (r = 0; r < rows; r++) { for (d = 0; d < bpp; d++) { unsigned noffset = offset + (r * pitch) + d * planepitch; if (bytestream2_get_bytes_left(&gb) < 1) return; for (b = 0; b < bytes; b++) { uint8_t value = bytestream2_get_byte(&gb); if (noffset >= dst_size) return; ptr = dst + noffset; if (flag) ptr[0] ^= value; else ptr[0] = value; noffset++; } } } if ((rows * bytes * bpp) & 1) bytestream2_skip(&gb, 1); } break; default: return; } } } | 17,794 |
0 | static int dshow_read_header(AVFormatContext *avctx) { struct dshow_ctx *ctx = avctx->priv_data; IGraphBuilder *graph = NULL; ICreateDevEnum *devenum = NULL; IMediaControl *control = NULL; int ret = AVERROR(EIO); int r; if (!ctx->list_devices && !parse_device_name(avctx)) { av_log(avctx, AV_LOG_ERROR, "Malformed dshow input string.\n"); goto error; } ctx->video_codec_id = avctx->video_codec_id ? avctx->video_codec_id : AV_CODEC_ID_RAWVIDEO; if (ctx->pixel_format != AV_PIX_FMT_NONE) { if (ctx->video_codec_id != AV_CODEC_ID_RAWVIDEO) { av_log(avctx, AV_LOG_ERROR, "Pixel format may only be set when " "video codec is not set or set to rawvideo\n"); ret = AVERROR(EINVAL); goto error; } } if (ctx->framerate) { r = av_parse_video_rate(&ctx->requested_framerate, ctx->framerate); if (r < 0) { av_log(avctx, AV_LOG_ERROR, "Could not parse framerate '%s'.\n", ctx->framerate); goto error; } } CoInitialize(0); r = CoCreateInstance(&CLSID_FilterGraph, NULL, CLSCTX_INPROC_SERVER, &IID_IGraphBuilder, (void **) &graph); if (r != S_OK) { av_log(avctx, AV_LOG_ERROR, "Could not create capture graph.\n"); goto error; } ctx->graph = graph; r = CoCreateInstance(&CLSID_SystemDeviceEnum, NULL, CLSCTX_INPROC_SERVER, &IID_ICreateDevEnum, (void **) &devenum); if (r != S_OK) { av_log(avctx, AV_LOG_ERROR, "Could not enumerate system devices.\n"); goto error; } if (ctx->list_devices) { av_log(avctx, AV_LOG_INFO, "DirectShow video devices\n"); dshow_cycle_devices(avctx, devenum, VideoDevice, NULL); av_log(avctx, AV_LOG_INFO, "DirectShow audio devices\n"); dshow_cycle_devices(avctx, devenum, AudioDevice, NULL); ret = AVERROR_EXIT; goto error; } if (ctx->list_options) { if (ctx->device_name[VideoDevice]) dshow_list_device_options(avctx, devenum, VideoDevice); if (ctx->device_name[AudioDevice]) dshow_list_device_options(avctx, devenum, AudioDevice); ret = AVERROR_EXIT; goto error; } if (ctx->device_name[VideoDevice]) { if ((r = dshow_open_device(avctx, devenum, VideoDevice)) < 0 || (r = dshow_add_device(avctx, VideoDevice)) < 0) { ret = r; goto error; } } if (ctx->device_name[AudioDevice]) { if ((r = dshow_open_device(avctx, devenum, AudioDevice)) < 0 || (r = dshow_add_device(avctx, AudioDevice)) < 0) { ret = r; goto error; } } ctx->mutex = CreateMutex(NULL, 0, NULL); if (!ctx->mutex) { av_log(avctx, AV_LOG_ERROR, "Could not create Mutex\n"); goto error; } ctx->event = CreateEvent(NULL, 1, 0, NULL); if (!ctx->event) { av_log(avctx, AV_LOG_ERROR, "Could not create Event\n"); goto error; } r = IGraphBuilder_QueryInterface(graph, &IID_IMediaControl, (void **) &control); if (r != S_OK) { av_log(avctx, AV_LOG_ERROR, "Could not get media control.\n"); goto error; } ctx->control = control; r = IMediaControl_Run(control); if (r == S_FALSE) { OAFilterState pfs; r = IMediaControl_GetState(control, 0, &pfs); } if (r != S_OK) { av_log(avctx, AV_LOG_ERROR, "Could not run filter\n"); goto error; } ret = 0; error: if (ret < 0) dshow_read_close(avctx); if (devenum) ICreateDevEnum_Release(devenum); return ret; } | 17,796 |
1 | static void init_timetables( FM_OPL *OPL , int ARRATE , int DRRATE ) { int i; double rate; /* make attack rate & decay rate tables */ for (i = 0;i < 4;i++) OPL->AR_TABLE[i] = OPL->DR_TABLE[i] = 0; for (i = 4;i <= 60;i++){ rate = OPL->freqbase; /* frequency rate */ if( i < 60 ) rate *= 1.0+(i&3)*0.25; /* b0-1 : x1 , x1.25 , x1.5 , x1.75 */ rate *= 1<<((i>>2)-1); /* b2-5 : shift bit */ rate *= (double)(EG_ENT<<ENV_BITS); OPL->AR_TABLE[i] = rate / ARRATE; OPL->DR_TABLE[i] = rate / DRRATE; } for (i = 60;i < 76;i++) { OPL->AR_TABLE[i] = EG_AED-1; OPL->DR_TABLE[i] = OPL->DR_TABLE[60]; } #if 0 for (i = 0;i < 64 ;i++){ /* make for overflow area */ LOG(LOG_WAR,("rate %2d , ar %f ms , dr %f ms \n",i, ((double)(EG_ENT<<ENV_BITS) / OPL->AR_TABLE[i]) * (1000.0 / OPL->rate), ((double)(EG_ENT<<ENV_BITS) / OPL->DR_TABLE[i]) * (1000.0 / OPL->rate) )); } #endif } | 17,797 |
1 | static void dwt_decode97_float(DWTContext *s, float *t) { int lev; int w = s->linelen[s->ndeclevels - 1][0]; float *line = s->f_linebuf; float *data = t; /* position at index O of line range [0-5,w+5] cf. extend function */ line += 5; for (lev = 0; lev < s->ndeclevels; 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; // copy with interleaving for (i = mh; i < lh; i += 2, j++) l[i] = data[w * lp + j] * F_LFTG_K; for (i = 1 - mh; i < lh; i += 2, j++) l[i] = data[w * lp + j]; sr_1d97_float(line, mh, mh + lh); for (i = 0; i < lh; i++) data[w * lp + i] = l[i]; } // VER_SD l = line + mv; for (lp = 0; lp < lh; lp++) { int i, j = 0; // copy with interleaving for (i = mv; i < lv; i += 2, j++) l[i] = data[w * j + lp] * F_LFTG_K; for (i = 1 - mv; i < lv; i += 2, j++) l[i] = data[w * j + lp]; sr_1d97_float(line, mv, mv + lv); for (i = 0; i < lv; i++) data[w * i + lp] = l[i]; } } } | 17,798 |
1 | void FUNCC(ff_h264_idct8_add)(uint8_t *_dst, int16_t *_block, int stride){ int i; pixel *dst = (pixel*)_dst; dctcoef *block = (dctcoef*)_block; stride >>= sizeof(pixel)-1; block[0] += 32; for( i = 0; i < 8; i++ ) { const int a0 = block[i+0*8] + block[i+4*8]; const int a2 = block[i+0*8] - block[i+4*8]; const int a4 = (block[i+2*8]>>1) - block[i+6*8]; const int a6 = (block[i+6*8]>>1) + block[i+2*8]; const int b0 = a0 + a6; const int b2 = a2 + a4; const int b4 = a2 - a4; const int b6 = a0 - a6; const int a1 = -block[i+3*8] + block[i+5*8] - block[i+7*8] - (block[i+7*8]>>1); const int a3 = block[i+1*8] + block[i+7*8] - block[i+3*8] - (block[i+3*8]>>1); const int a5 = -block[i+1*8] + block[i+7*8] + block[i+5*8] + (block[i+5*8]>>1); const int a7 = block[i+3*8] + block[i+5*8] + block[i+1*8] + (block[i+1*8]>>1); const int b1 = (a7>>2) + a1; const int b3 = a3 + (a5>>2); const int b5 = (a3>>2) - a5; const int b7 = a7 - (a1>>2); block[i+0*8] = b0 + b7; block[i+7*8] = b0 - b7; block[i+1*8] = b2 + b5; block[i+6*8] = b2 - b5; block[i+2*8] = b4 + b3; block[i+5*8] = b4 - b3; block[i+3*8] = b6 + b1; block[i+4*8] = b6 - b1; } for( i = 0; i < 8; i++ ) { const int a0 = block[0+i*8] + block[4+i*8]; const int a2 = block[0+i*8] - block[4+i*8]; const int a4 = (block[2+i*8]>>1) - block[6+i*8]; const int a6 = (block[6+i*8]>>1) + block[2+i*8]; const int b0 = a0 + a6; const int b2 = a2 + a4; const int b4 = a2 - a4; const int b6 = a0 - a6; const int a1 = -block[3+i*8] + block[5+i*8] - block[7+i*8] - (block[7+i*8]>>1); const int a3 = block[1+i*8] + block[7+i*8] - block[3+i*8] - (block[3+i*8]>>1); const int a5 = -block[1+i*8] + block[7+i*8] + block[5+i*8] + (block[5+i*8]>>1); const int a7 = block[3+i*8] + block[5+i*8] + block[1+i*8] + (block[1+i*8]>>1); const int b1 = (a7>>2) + a1; const int b3 = a3 + (a5>>2); const int b5 = (a3>>2) - a5; const int b7 = a7 - (a1>>2); dst[i + 0*stride] = av_clip_pixel( dst[i + 0*stride] + ((b0 + b7) >> 6) ); dst[i + 1*stride] = av_clip_pixel( dst[i + 1*stride] + ((b2 + b5) >> 6) ); dst[i + 2*stride] = av_clip_pixel( dst[i + 2*stride] + ((b4 + b3) >> 6) ); dst[i + 3*stride] = av_clip_pixel( dst[i + 3*stride] + ((b6 + b1) >> 6) ); dst[i + 4*stride] = av_clip_pixel( dst[i + 4*stride] + ((b6 - b1) >> 6) ); dst[i + 5*stride] = av_clip_pixel( dst[i + 5*stride] + ((b4 - b3) >> 6) ); dst[i + 6*stride] = av_clip_pixel( dst[i + 6*stride] + ((b2 - b5) >> 6) ); dst[i + 7*stride] = av_clip_pixel( dst[i + 7*stride] + ((b0 - b7) >> 6) ); } memset(block, 0, 64 * sizeof(dctcoef)); } | 17,799 |
1 | void hmp_info_migrate(Monitor *mon, const QDict *qdict) { MigrationInfo *info; MigrationCapabilityStatusList *caps, *cap; info = qmp_query_migrate(NULL); caps = qmp_query_migrate_capabilities(NULL); /* do not display parameters during setup */ if (info->has_status && caps) { monitor_printf(mon, "capabilities: "); for (cap = caps; cap; cap = cap->next) { monitor_printf(mon, "%s: %s ", MigrationCapability_lookup[cap->value->capability], cap->value->state ? "on" : "off"); } monitor_printf(mon, "\n"); } if (info->has_status) { monitor_printf(mon, "Migration status: %s\n", MigrationStatus_lookup[info->status]); monitor_printf(mon, "total time: %" PRIu64 " milliseconds\n", info->total_time); if (info->has_expected_downtime) { monitor_printf(mon, "expected downtime: %" PRIu64 " milliseconds\n", info->expected_downtime); } if (info->has_downtime) { monitor_printf(mon, "downtime: %" PRIu64 " milliseconds\n", info->downtime); } if (info->has_setup_time) { monitor_printf(mon, "setup: %" PRIu64 " milliseconds\n", info->setup_time); } } if (info->has_ram) { monitor_printf(mon, "transferred ram: %" PRIu64 " kbytes\n", info->ram->transferred >> 10); monitor_printf(mon, "throughput: %0.2f mbps\n", info->ram->mbps); monitor_printf(mon, "remaining ram: %" PRIu64 " kbytes\n", info->ram->remaining >> 10); monitor_printf(mon, "total ram: %" PRIu64 " kbytes\n", info->ram->total >> 10); monitor_printf(mon, "duplicate: %" PRIu64 " pages\n", info->ram->duplicate); monitor_printf(mon, "skipped: %" PRIu64 " pages\n", info->ram->skipped); monitor_printf(mon, "normal: %" PRIu64 " pages\n", info->ram->normal); monitor_printf(mon, "normal bytes: %" PRIu64 " kbytes\n", info->ram->normal_bytes >> 10); monitor_printf(mon, "dirty sync count: %" PRIu64 "\n", info->ram->dirty_sync_count); if (info->ram->dirty_pages_rate) { monitor_printf(mon, "dirty pages rate: %" PRIu64 " pages\n", info->ram->dirty_pages_rate); } } if (info->has_disk) { monitor_printf(mon, "transferred disk: %" PRIu64 " kbytes\n", info->disk->transferred >> 10); monitor_printf(mon, "remaining disk: %" PRIu64 " kbytes\n", info->disk->remaining >> 10); monitor_printf(mon, "total disk: %" PRIu64 " kbytes\n", info->disk->total >> 10); } if (info->has_xbzrle_cache) { monitor_printf(mon, "cache size: %" PRIu64 " bytes\n", info->xbzrle_cache->cache_size); monitor_printf(mon, "xbzrle transferred: %" PRIu64 " kbytes\n", info->xbzrle_cache->bytes >> 10); monitor_printf(mon, "xbzrle pages: %" PRIu64 " pages\n", info->xbzrle_cache->pages); monitor_printf(mon, "xbzrle cache miss: %" PRIu64 "\n", info->xbzrle_cache->cache_miss); monitor_printf(mon, "xbzrle cache miss rate: %0.2f\n", info->xbzrle_cache->cache_miss_rate); monitor_printf(mon, "xbzrle overflow : %" PRIu64 "\n", info->xbzrle_cache->overflow); } if (info->has_cpu_throttle_percentage) { monitor_printf(mon, "cpu throttle percentage: %" PRIu64 "\n", info->cpu_throttle_percentage); } qapi_free_MigrationInfo(info); qapi_free_MigrationCapabilityStatusList(caps); } | 17,800 |
1 | static void quantize_and_encode_band(struct AACEncContext *s, PutBitContext *pb, const float *in, int size, int scale_idx, int cb, const float lambda) { const float IQ = ff_aac_pow2sf_tab[200 + scale_idx - SCALE_ONE_POS + SCALE_DIV_512]; const float Q = ff_aac_pow2sf_tab[200 - scale_idx + SCALE_ONE_POS - SCALE_DIV_512]; const float CLIPPED_ESCAPE = 165140.0f*IQ; const int dim = (cb < FIRST_PAIR_BT) ? 4 : 2; int i, j, k; #ifndef USE_REALLY_FULL_SEARCH const float Q34 = sqrtf(Q * sqrtf(Q)); const int range = aac_cb_range[cb]; const int maxval = aac_cb_maxval[cb]; int offs[4]; float *scaled = s->scoefs; #endif /* USE_REALLY_FULL_SEARCH */ //START_TIMER if (!cb) return; #ifndef USE_REALLY_FULL_SEARCH offs[0] = 1; for (i = 1; i < dim; i++) offs[i] = offs[i-1]*range; abs_pow34_v(scaled, in, size); quantize_bands(s->qcoefs, in, scaled, size, Q34, !IS_CODEBOOK_UNSIGNED(cb), maxval); #endif /* USE_REALLY_FULL_SEARCH */ for (i = 0; i < size; i += dim) { float mincost; int minidx = 0; int minbits = 0; const float *vec; #ifndef USE_REALLY_FULL_SEARCH int (*quants)[2] = &s->qcoefs[i]; mincost = 0.0f; for (j = 0; j < dim; j++) mincost += in[i+j]*in[i+j]; minidx = IS_CODEBOOK_UNSIGNED(cb) ? 0 : 40; minbits = ff_aac_spectral_bits[cb-1][minidx]; mincost = mincost * lambda + minbits; for (j = 0; j < (1<<dim); j++) { float rd = 0.0f; int curbits; int curidx = IS_CODEBOOK_UNSIGNED(cb) ? 0 : 40; int same = 0; for (k = 0; k < dim; k++) { if ((j & (1 << k)) && quants[k][0] == quants[k][1]) { same = 1; break; } } if (same) continue; for (k = 0; k < dim; k++) curidx += quants[k][!!(j & (1 << k))] * offs[dim - 1 - k]; curbits = ff_aac_spectral_bits[cb-1][curidx]; vec = &ff_aac_codebook_vectors[cb-1][curidx*dim]; #else vec = ff_aac_codebook_vectors[cb-1]; mincost = INFINITY; for (j = 0; j < ff_aac_spectral_sizes[cb-1]; j++, vec += dim) { float rd = 0.0f; int curbits = ff_aac_spectral_bits[cb-1][j]; int curidx = j; #endif /* USE_REALLY_FULL_SEARCH */ if (IS_CODEBOOK_UNSIGNED(cb)) { for (k = 0; k < dim; k++) { float t = fabsf(in[i+k]); float di; if (vec[k] == 64.0f) { //FIXME: slow //do not code with escape sequence small values if (t < 39.0f*IQ) { rd = INFINITY; break; } if (t >= CLIPPED_ESCAPE) { di = t - CLIPPED_ESCAPE; curbits += 21; } else { int c = av_clip(quant(t, Q), 0, 8191); di = t - c*cbrtf(c)*IQ; curbits += av_log2(c)*2 - 4 + 1; } } else { di = t - vec[k]*IQ; } if (vec[k] != 0.0f) curbits++; rd += di*di; } } else { for (k = 0; k < dim; k++) { float di = in[i+k] - vec[k]*IQ; rd += di*di; } } rd = rd * lambda + curbits; if (rd < mincost) { mincost = rd; minidx = curidx; minbits = curbits; } } put_bits(pb, ff_aac_spectral_bits[cb-1][minidx], ff_aac_spectral_codes[cb-1][minidx]); if (IS_CODEBOOK_UNSIGNED(cb)) for (j = 0; j < dim; j++) if (ff_aac_codebook_vectors[cb-1][minidx*dim+j] != 0.0f) put_bits(pb, 1, in[i+j] < 0.0f); if (cb == ESC_BT) { for (j = 0; j < 2; j++) { if (ff_aac_codebook_vectors[cb-1][minidx*2+j] == 64.0f) { int coef = av_clip(quant(fabsf(in[i+j]), Q), 0, 8191); int len = av_log2(coef); put_bits(pb, len - 4 + 1, (1 << (len - 4 + 1)) - 2); put_bits(pb, len, coef & ((1 << len) - 1)); } } } } //STOP_TIMER("quantize_and_encode") } | 17,801 |
1 | int ff_vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb) { int pqindex, lowquant; int status; int mbmodetab, imvtab, icbptab, twomvbptab, fourmvbptab; /* useful only for debugging */ int field_mode, fcm; v->numref = 0; v->p_frame_skipped = 0; if (v->second_field) { v->s.pict_type = (v->fptype & 1) ? AV_PICTURE_TYPE_P : AV_PICTURE_TYPE_I; if (v->fptype & 4) v->s.pict_type = (v->fptype & 1) ? AV_PICTURE_TYPE_BI : AV_PICTURE_TYPE_B; v->s.current_picture_ptr->f.pict_type = v->s.pict_type; if (!v->pic_header_flag) goto parse_common_info; } field_mode = 0; if (v->interlace) { fcm = decode012(gb); if (fcm) { if (fcm == ILACE_FIELD) field_mode = 1; } } else { fcm = PROGRESSIVE; } if (!v->first_pic_header_flag && v->field_mode != field_mode) return AVERROR_INVALIDDATA; v->field_mode = field_mode; v->fcm = fcm; if (v->field_mode) { v->s.mb_height = FFALIGN(v->s.height + 15 >> 4, 2); v->fptype = get_bits(gb, 3); v->s.pict_type = (v->fptype & 2) ? AV_PICTURE_TYPE_P : AV_PICTURE_TYPE_I; if (v->fptype & 4) // B-picture v->s.pict_type = (v->fptype & 2) ? AV_PICTURE_TYPE_BI : AV_PICTURE_TYPE_B; } else { v->s.mb_height = v->s.height + 15 >> 4; switch (get_unary(gb, 0, 4)) { case 0: v->s.pict_type = AV_PICTURE_TYPE_P; break; case 1: v->s.pict_type = AV_PICTURE_TYPE_B; break; case 2: v->s.pict_type = AV_PICTURE_TYPE_I; break; case 3: v->s.pict_type = AV_PICTURE_TYPE_BI; break; case 4: v->s.pict_type = AV_PICTURE_TYPE_P; // skipped pic v->p_frame_skipped = 1; break; } } if (v->tfcntrflag) skip_bits(gb, 8); if (v->broadcast) { if (!v->interlace || v->psf) { v->rptfrm = get_bits(gb, 2); } else { v->tff = get_bits1(gb); v->rff = get_bits1(gb); } } if (v->panscanflag) { avpriv_report_missing_feature(v->s.avctx, "Pan-scan"); //... } if (v->p_frame_skipped) { return 0; } v->rnd = get_bits1(gb); if (v->interlace) v->uvsamp = get_bits1(gb); if (v->field_mode) { if (!v->refdist_flag) v->refdist = 0; else if ((v->s.pict_type != AV_PICTURE_TYPE_B) && (v->s.pict_type != AV_PICTURE_TYPE_BI)) { v->refdist = get_bits(gb, 2); if (v->refdist == 3) v->refdist += get_unary(gb, 0, 16); } if ((v->s.pict_type == AV_PICTURE_TYPE_B) || (v->s.pict_type == AV_PICTURE_TYPE_BI)) { v->bfraction_lut_index = get_vlc2(gb, ff_vc1_bfraction_vlc.table, VC1_BFRACTION_VLC_BITS, 1); v->bfraction = ff_vc1_bfraction_lut[v->bfraction_lut_index]; v->frfd = (v->bfraction * v->refdist) >> 8; v->brfd = v->refdist - v->frfd - 1; if (v->brfd < 0) v->brfd = 0; } goto parse_common_info; } if (v->fcm == PROGRESSIVE) { if (v->finterpflag) v->interpfrm = get_bits1(gb); if (v->s.pict_type == AV_PICTURE_TYPE_B) { v->bfraction_lut_index = get_vlc2(gb, ff_vc1_bfraction_vlc.table, VC1_BFRACTION_VLC_BITS, 1); v->bfraction = ff_vc1_bfraction_lut[v->bfraction_lut_index]; if (v->bfraction == 0) { v->s.pict_type = AV_PICTURE_TYPE_BI; /* XXX: should not happen here */ } } } parse_common_info: if (v->field_mode) v->cur_field_type = !(v->tff ^ v->second_field); pqindex = get_bits(gb, 5); if (!pqindex) return -1; v->pqindex = pqindex; if (v->quantizer_mode == QUANT_FRAME_IMPLICIT) v->pq = ff_vc1_pquant_table[0][pqindex]; else v->pq = ff_vc1_pquant_table[1][pqindex]; v->pquantizer = 1; if (v->quantizer_mode == QUANT_FRAME_IMPLICIT) v->pquantizer = pqindex < 9; if (v->quantizer_mode == QUANT_NON_UNIFORM) v->pquantizer = 0; v->pqindex = pqindex; if (pqindex < 9) v->halfpq = get_bits1(gb); else v->halfpq = 0; if (v->quantizer_mode == QUANT_FRAME_EXPLICIT) v->pquantizer = get_bits1(gb); if (v->postprocflag) v->postproc = get_bits(gb, 2); if (v->parse_only) return 0; if (v->first_pic_header_flag) rotate_luts(v); switch (v->s.pict_type) { case AV_PICTURE_TYPE_I: case AV_PICTURE_TYPE_BI: if (v->fcm == ILACE_FRAME) { //interlace frame picture status = bitplane_decoding(v->fieldtx_plane, &v->fieldtx_is_raw, v); if (status < 0) return -1; av_log(v->s.avctx, AV_LOG_DEBUG, "FIELDTX plane encoding: " "Imode: %i, Invert: %i\n", status>>1, status&1); } status = bitplane_decoding(v->acpred_plane, &v->acpred_is_raw, v); if (status < 0) return -1; av_log(v->s.avctx, AV_LOG_DEBUG, "ACPRED plane encoding: " "Imode: %i, Invert: %i\n", status>>1, status&1); v->condover = CONDOVER_NONE; if (v->overlap && v->pq <= 8) { v->condover = decode012(gb); if (v->condover == CONDOVER_SELECT) { status = bitplane_decoding(v->over_flags_plane, &v->overflg_is_raw, v); if (status < 0) return -1; av_log(v->s.avctx, AV_LOG_DEBUG, "CONDOVER plane encoding: " "Imode: %i, Invert: %i\n", status>>1, status&1); } } break; case AV_PICTURE_TYPE_P: if (v->field_mode) { v->numref = get_bits1(gb); if (!v->numref) { v->reffield = get_bits1(gb); v->ref_field_type[0] = v->reffield ^ !v->cur_field_type; } } if (v->extended_mv) v->mvrange = get_unary(gb, 0, 3); else v->mvrange = 0; if (v->interlace) { if (v->extended_dmv) v->dmvrange = get_unary(gb, 0, 3); else v->dmvrange = 0; if (v->fcm == ILACE_FRAME) { // interlaced frame picture v->fourmvswitch = get_bits1(gb); v->intcomp = get_bits1(gb); if (v->intcomp) { v->lumscale = get_bits(gb, 6); v->lumshift = get_bits(gb, 6); INIT_LUT(v->lumscale, v->lumshift, v->last_luty[0], v->last_lutuv[0], 1); INIT_LUT(v->lumscale, v->lumshift, v->last_luty[1], v->last_lutuv[1], 1); v->last_use_ic = 1; } status = bitplane_decoding(v->s.mbskip_table, &v->skip_is_raw, v); av_log(v->s.avctx, AV_LOG_DEBUG, "SKIPMB plane encoding: " "Imode: %i, Invert: %i\n", status>>1, status&1); mbmodetab = get_bits(gb, 2); if (v->fourmvswitch) v->mbmode_vlc = &ff_vc1_intfr_4mv_mbmode_vlc[mbmodetab]; else v->mbmode_vlc = &ff_vc1_intfr_non4mv_mbmode_vlc[mbmodetab]; imvtab = get_bits(gb, 2); v->imv_vlc = &ff_vc1_1ref_mvdata_vlc[imvtab]; // interlaced p-picture cbpcy range is [1, 63] icbptab = get_bits(gb, 3); v->cbpcy_vlc = &ff_vc1_icbpcy_vlc[icbptab]; twomvbptab = get_bits(gb, 2); v->twomvbp_vlc = &ff_vc1_2mv_block_pattern_vlc[twomvbptab]; if (v->fourmvswitch) { fourmvbptab = get_bits(gb, 2); v->fourmvbp_vlc = &ff_vc1_4mv_block_pattern_vlc[fourmvbptab]; } } } v->k_x = v->mvrange + 9 + (v->mvrange >> 1); //k_x can be 9 10 12 13 v->k_y = v->mvrange + 8; //k_y can be 8 9 10 11 v->range_x = 1 << (v->k_x - 1); v->range_y = 1 << (v->k_y - 1); if (v->pq < 5) v->tt_index = 0; else if (v->pq < 13) v->tt_index = 1; else v->tt_index = 2; if (v->fcm != ILACE_FRAME) { int mvmode; mvmode = get_unary(gb, 1, 4); lowquant = (v->pq > 12) ? 0 : 1; v->mv_mode = ff_vc1_mv_pmode_table[lowquant][mvmode]; if (v->mv_mode == MV_PMODE_INTENSITY_COMP) { int mvmode2; mvmode2 = get_unary(gb, 1, 3); v->mv_mode2 = ff_vc1_mv_pmode_table2[lowquant][mvmode2]; if (v->field_mode) { v->intcompfield = decode210(gb) ^ 3; } else v->intcompfield = 3; v->lumscale2 = v->lumscale = 32; v->lumshift2 = v->lumshift = 0; if (v->intcompfield & 1) { v->lumscale = get_bits(gb, 6); v->lumshift = get_bits(gb, 6); } if ((v->intcompfield & 2) && v->field_mode) { v->lumscale2 = get_bits(gb, 6); v->lumshift2 = get_bits(gb, 6); } else if(!v->field_mode) { v->lumscale2 = v->lumscale; v->lumshift2 = v->lumshift; } if (v->field_mode && v->second_field) { if (v->cur_field_type) { INIT_LUT(v->lumscale , v->lumshift , v->curr_luty[v->cur_field_type^1], v->curr_lutuv[v->cur_field_type^1], 0); INIT_LUT(v->lumscale2, v->lumshift2, v->last_luty[v->cur_field_type ], v->last_lutuv[v->cur_field_type ], 1); } else { INIT_LUT(v->lumscale2, v->lumshift2, v->curr_luty[v->cur_field_type^1], v->curr_lutuv[v->cur_field_type^1], 0); INIT_LUT(v->lumscale , v->lumshift , v->last_luty[v->cur_field_type ], v->last_lutuv[v->cur_field_type ], 1); } v->next_use_ic = v->curr_use_ic = 1; } else { INIT_LUT(v->lumscale , v->lumshift , v->last_luty[0], v->last_lutuv[0], 1); INIT_LUT(v->lumscale2, v->lumshift2, v->last_luty[1], v->last_lutuv[1], 1); } v->last_use_ic = 1; } v->qs_last = v->s.quarter_sample; if (v->mv_mode == MV_PMODE_1MV_HPEL || v->mv_mode == MV_PMODE_1MV_HPEL_BILIN) v->s.quarter_sample = 0; else if (v->mv_mode == MV_PMODE_INTENSITY_COMP) { if (v->mv_mode2 == MV_PMODE_1MV_HPEL || v->mv_mode2 == MV_PMODE_1MV_HPEL_BILIN) v->s.quarter_sample = 0; else v->s.quarter_sample = 1; } else v->s.quarter_sample = 1; v->s.mspel = !(v->mv_mode == MV_PMODE_1MV_HPEL_BILIN || (v->mv_mode == MV_PMODE_INTENSITY_COMP && v->mv_mode2 == MV_PMODE_1MV_HPEL_BILIN)); } if (v->fcm == PROGRESSIVE) { // progressive if ((v->mv_mode == MV_PMODE_INTENSITY_COMP && v->mv_mode2 == MV_PMODE_MIXED_MV) || v->mv_mode == MV_PMODE_MIXED_MV) { status = bitplane_decoding(v->mv_type_mb_plane, &v->mv_type_is_raw, v); if (status < 0) return -1; av_log(v->s.avctx, AV_LOG_DEBUG, "MB MV Type plane encoding: " "Imode: %i, Invert: %i\n", status>>1, status&1); } else { v->mv_type_is_raw = 0; memset(v->mv_type_mb_plane, 0, v->s.mb_stride * v->s.mb_height); } status = bitplane_decoding(v->s.mbskip_table, &v->skip_is_raw, v); if (status < 0) return -1; av_log(v->s.avctx, AV_LOG_DEBUG, "MB Skip plane encoding: " "Imode: %i, Invert: %i\n", status>>1, status&1); /* Hopefully this is correct for P frames */ v->s.mv_table_index = get_bits(gb, 2); //but using ff_vc1_ tables v->cbpcy_vlc = &ff_vc1_cbpcy_p_vlc[get_bits(gb, 2)]; } else if (v->fcm == ILACE_FRAME) { // frame interlaced v->qs_last = v->s.quarter_sample; v->s.quarter_sample = 1; v->s.mspel = 1; } else { // field interlaced mbmodetab = get_bits(gb, 3); imvtab = get_bits(gb, 2 + v->numref); if (!v->numref) v->imv_vlc = &ff_vc1_1ref_mvdata_vlc[imvtab]; else v->imv_vlc = &ff_vc1_2ref_mvdata_vlc[imvtab]; icbptab = get_bits(gb, 3); v->cbpcy_vlc = &ff_vc1_icbpcy_vlc[icbptab]; if ((v->mv_mode == MV_PMODE_INTENSITY_COMP && v->mv_mode2 == MV_PMODE_MIXED_MV) || v->mv_mode == MV_PMODE_MIXED_MV) { fourmvbptab = get_bits(gb, 2); v->fourmvbp_vlc = &ff_vc1_4mv_block_pattern_vlc[fourmvbptab]; v->mbmode_vlc = &ff_vc1_if_mmv_mbmode_vlc[mbmodetab]; } else { v->mbmode_vlc = &ff_vc1_if_1mv_mbmode_vlc[mbmodetab]; } } if (v->dquant) { av_log(v->s.avctx, AV_LOG_DEBUG, "VOP DQuant info\n"); vop_dquant_decoding(v); } v->ttfrm = 0; //FIXME Is that so ? if (v->vstransform) { v->ttmbf = get_bits1(gb); if (v->ttmbf) { v->ttfrm = ff_vc1_ttfrm_to_tt[get_bits(gb, 2)]; } } else { v->ttmbf = 1; v->ttfrm = TT_8X8; } break; case AV_PICTURE_TYPE_B: if (v->fcm == ILACE_FRAME) { v->bfraction_lut_index = get_vlc2(gb, ff_vc1_bfraction_vlc.table, VC1_BFRACTION_VLC_BITS, 1); v->bfraction = ff_vc1_bfraction_lut[v->bfraction_lut_index]; if (v->bfraction == 0) { return -1; } } if (v->extended_mv) v->mvrange = get_unary(gb, 0, 3); else v->mvrange = 0; v->k_x = v->mvrange + 9 + (v->mvrange >> 1); //k_x can be 9 10 12 13 v->k_y = v->mvrange + 8; //k_y can be 8 9 10 11 v->range_x = 1 << (v->k_x - 1); v->range_y = 1 << (v->k_y - 1); if (v->pq < 5) v->tt_index = 0; else if (v->pq < 13) v->tt_index = 1; else v->tt_index = 2; if (v->field_mode) { int mvmode; if (v->extended_dmv) v->dmvrange = get_unary(gb, 0, 3); mvmode = get_unary(gb, 1, 3); lowquant = (v->pq > 12) ? 0 : 1; v->mv_mode = ff_vc1_mv_pmode_table2[lowquant][mvmode]; v->qs_last = v->s.quarter_sample; v->s.quarter_sample = (v->mv_mode == MV_PMODE_1MV || v->mv_mode == MV_PMODE_MIXED_MV); v->s.mspel = !(v->mv_mode == MV_PMODE_1MV_HPEL_BILIN || v->mv_mode == MV_PMODE_1MV_HPEL); status = bitplane_decoding(v->forward_mb_plane, &v->fmb_is_raw, v); if (status < 0) return -1; av_log(v->s.avctx, AV_LOG_DEBUG, "MB Forward Type plane encoding: " "Imode: %i, Invert: %i\n", status>>1, status&1); mbmodetab = get_bits(gb, 3); if (v->mv_mode == MV_PMODE_MIXED_MV) v->mbmode_vlc = &ff_vc1_if_mmv_mbmode_vlc[mbmodetab]; else v->mbmode_vlc = &ff_vc1_if_1mv_mbmode_vlc[mbmodetab]; imvtab = get_bits(gb, 3); v->imv_vlc = &ff_vc1_2ref_mvdata_vlc[imvtab]; icbptab = get_bits(gb, 3); v->cbpcy_vlc = &ff_vc1_icbpcy_vlc[icbptab]; if (v->mv_mode == MV_PMODE_MIXED_MV) { fourmvbptab = get_bits(gb, 2); v->fourmvbp_vlc = &ff_vc1_4mv_block_pattern_vlc[fourmvbptab]; } v->numref = 1; // interlaced field B pictures are always 2-ref } else if (v->fcm == ILACE_FRAME) { if (v->extended_dmv) v->dmvrange = get_unary(gb, 0, 3); if (get_bits1(gb)) /* intcomp - present but shall always be 0 */ av_log(v->s.avctx, AV_LOG_WARNING, "Intensity compensation set for B picture\n"); v->intcomp = 0; v->mv_mode = MV_PMODE_1MV; v->fourmvswitch = 0; v->qs_last = v->s.quarter_sample; v->s.quarter_sample = 1; v->s.mspel = 1; status = bitplane_decoding(v->direct_mb_plane, &v->dmb_is_raw, v); if (status < 0) return -1; av_log(v->s.avctx, AV_LOG_DEBUG, "MB Direct Type plane encoding: " "Imode: %i, Invert: %i\n", status>>1, status&1); status = bitplane_decoding(v->s.mbskip_table, &v->skip_is_raw, v); if (status < 0) return -1; av_log(v->s.avctx, AV_LOG_DEBUG, "MB Skip plane encoding: " "Imode: %i, Invert: %i\n", status>>1, status&1); mbmodetab = get_bits(gb, 2); v->mbmode_vlc = &ff_vc1_intfr_non4mv_mbmode_vlc[mbmodetab]; imvtab = get_bits(gb, 2); v->imv_vlc = &ff_vc1_1ref_mvdata_vlc[imvtab]; // interlaced p/b-picture cbpcy range is [1, 63] icbptab = get_bits(gb, 3); v->cbpcy_vlc = &ff_vc1_icbpcy_vlc[icbptab]; twomvbptab = get_bits(gb, 2); v->twomvbp_vlc = &ff_vc1_2mv_block_pattern_vlc[twomvbptab]; fourmvbptab = get_bits(gb, 2); v->fourmvbp_vlc = &ff_vc1_4mv_block_pattern_vlc[fourmvbptab]; } else { v->mv_mode = get_bits1(gb) ? MV_PMODE_1MV : MV_PMODE_1MV_HPEL_BILIN; v->qs_last = v->s.quarter_sample; v->s.quarter_sample = (v->mv_mode == MV_PMODE_1MV); v->s.mspel = v->s.quarter_sample; status = bitplane_decoding(v->direct_mb_plane, &v->dmb_is_raw, v); if (status < 0) return -1; av_log(v->s.avctx, AV_LOG_DEBUG, "MB Direct Type plane encoding: " "Imode: %i, Invert: %i\n", status>>1, status&1); status = bitplane_decoding(v->s.mbskip_table, &v->skip_is_raw, v); if (status < 0) return -1; av_log(v->s.avctx, AV_LOG_DEBUG, "MB Skip plane encoding: " "Imode: %i, Invert: %i\n", status>>1, status&1); v->s.mv_table_index = get_bits(gb, 2); v->cbpcy_vlc = &ff_vc1_cbpcy_p_vlc[get_bits(gb, 2)]; } if (v->dquant) { av_log(v->s.avctx, AV_LOG_DEBUG, "VOP DQuant info\n"); vop_dquant_decoding(v); } v->ttfrm = 0; if (v->vstransform) { v->ttmbf = get_bits1(gb); if (v->ttmbf) { v->ttfrm = ff_vc1_ttfrm_to_tt[get_bits(gb, 2)]; } } else { v->ttmbf = 1; v->ttfrm = TT_8X8; } break; } if (v->fcm != PROGRESSIVE && !v->s.quarter_sample) { v->range_x <<= 1; v->range_y <<= 1; } /* AC Syntax */ v->c_ac_table_index = decode012(gb); if (v->s.pict_type == AV_PICTURE_TYPE_I || v->s.pict_type == AV_PICTURE_TYPE_BI) { v->y_ac_table_index = decode012(gb); } /* DC Syntax */ v->s.dc_table_index = get_bits1(gb); if ((v->s.pict_type == AV_PICTURE_TYPE_I || v->s.pict_type == AV_PICTURE_TYPE_BI) && v->dquant) { av_log(v->s.avctx, AV_LOG_DEBUG, "VOP DQuant info\n"); vop_dquant_decoding(v); } v->bi_type = 0; if (v->s.pict_type == AV_PICTURE_TYPE_BI) { v->s.pict_type = AV_PICTURE_TYPE_B; v->bi_type = 1; } return 0; } | 17,802 |
1 | static void isa_cirrus_vga_realizefn(DeviceState *dev, Error **errp) { ISADevice *isadev = ISA_DEVICE(dev); ISACirrusVGAState *d = ISA_CIRRUS_VGA(dev); VGACommonState *s = &d->cirrus_vga.vga; vga_common_init(s, OBJECT(dev), true); cirrus_init_common(&d->cirrus_vga, OBJECT(dev), CIRRUS_ID_CLGD5430, 0, isa_address_space(isadev), isa_address_space_io(isadev)); s->con = graphic_console_init(dev, 0, s->hw_ops, s); rom_add_vga(VGABIOS_CIRRUS_FILENAME); /* XXX ISA-LFB support */ /* FIXME not qdev yet */ | 17,804 |
1 | static int decode_dvd_subtitles(DVDSubContext *ctx, AVSubtitle *sub_header, const uint8_t *buf, int buf_size) { int cmd_pos, pos, cmd, x1, y1, x2, y2, offset1, offset2, next_cmd_pos; int big_offsets, offset_size, is_8bit = 0; const uint8_t *yuv_palette = NULL; uint8_t *colormap = ctx->colormap, *alpha = ctx->alpha; int date; int i; int is_menu = 0; if (buf_size < 10) return -1; if (AV_RB16(buf) == 0) { /* HD subpicture with 4-byte offsets */ big_offsets = 1; offset_size = 4; cmd_pos = 6; } else { big_offsets = 0; offset_size = 2; cmd_pos = 2; } cmd_pos = READ_OFFSET(buf + cmd_pos); if (cmd_pos < 0 || cmd_pos > buf_size - 2 - offset_size) return AVERROR(EAGAIN); while (cmd_pos > 0 && cmd_pos < buf_size - 2 - offset_size) { date = AV_RB16(buf + cmd_pos); next_cmd_pos = READ_OFFSET(buf + cmd_pos + 2); av_dlog(NULL, "cmd_pos=0x%04x next=0x%04x date=%d\n", cmd_pos, next_cmd_pos, date); pos = cmd_pos + 2 + offset_size; offset1 = -1; offset2 = -1; x1 = y1 = x2 = y2 = 0; while (pos < buf_size) { cmd = buf[pos++]; av_dlog(NULL, "cmd=%02x\n", cmd); switch(cmd) { case 0x00: /* menu subpicture */ is_menu = 1; break; case 0x01: /* set start date */ sub_header->start_display_time = (date << 10) / 90; break; case 0x02: /* set end date */ sub_header->end_display_time = (date << 10) / 90; break; case 0x03: /* set colormap */ if ((buf_size - pos) < 2) goto fail; colormap[3] = buf[pos] >> 4; colormap[2] = buf[pos] & 0x0f; colormap[1] = buf[pos + 1] >> 4; colormap[0] = buf[pos + 1] & 0x0f; pos += 2; break; case 0x04: /* set alpha */ if ((buf_size - pos) < 2) goto fail; alpha[3] = buf[pos] >> 4; alpha[2] = buf[pos] & 0x0f; alpha[1] = buf[pos + 1] >> 4; alpha[0] = buf[pos + 1] & 0x0f; pos += 2; av_dlog(NULL, "alpha=%x%x%x%x\n", alpha[0],alpha[1],alpha[2],alpha[3]); break; case 0x05: case 0x85: if ((buf_size - pos) < 6) goto fail; x1 = (buf[pos] << 4) | (buf[pos + 1] >> 4); x2 = ((buf[pos + 1] & 0x0f) << 8) | buf[pos + 2]; y1 = (buf[pos + 3] << 4) | (buf[pos + 4] >> 4); y2 = ((buf[pos + 4] & 0x0f) << 8) | buf[pos + 5]; if (cmd & 0x80) is_8bit = 1; av_dlog(NULL, "x1=%d x2=%d y1=%d y2=%d\n", x1, x2, y1, y2); pos += 6; break; case 0x06: if ((buf_size - pos) < 4) goto fail; offset1 = AV_RB16(buf + pos); offset2 = AV_RB16(buf + pos + 2); av_dlog(NULL, "offset1=0x%04x offset2=0x%04x\n", offset1, offset2); pos += 4; break; case 0x86: if ((buf_size - pos) < 8) goto fail; offset1 = AV_RB32(buf + pos); offset2 = AV_RB32(buf + pos + 4); av_dlog(NULL, "offset1=0x%04x offset2=0x%04x\n", offset1, offset2); pos += 8; break; case 0x83: /* HD set palette */ if ((buf_size - pos) < 768) goto fail; yuv_palette = buf + pos; pos += 768; break; case 0x84: /* HD set contrast (alpha) */ if ((buf_size - pos) < 256) goto fail; for (i = 0; i < 256; i++) alpha[i] = 0xFF - buf[pos+i]; pos += 256; break; case 0xff: goto the_end; default: av_dlog(NULL, "unrecognised subpicture command 0x%x\n", cmd); goto the_end; } } the_end: if (offset1 >= 0) { int w, h; uint8_t *bitmap; /* decode the bitmap */ w = x2 - x1 + 1; if (w < 0) w = 0; h = y2 - y1 + 1; if (h < 0) h = 0; if (w > 0 && h > 0) { reset_rects(sub_header); bitmap = av_malloc(w * h); sub_header->rects = av_mallocz(sizeof(*sub_header->rects)); sub_header->rects[0] = av_mallocz(sizeof(AVSubtitleRect)); sub_header->num_rects = 1; sub_header->rects[0]->pict.data[0] = bitmap; decode_rle(bitmap, w * 2, w, (h + 1) / 2, buf, offset1, buf_size, is_8bit); decode_rle(bitmap + w, w * 2, w, h / 2, buf, offset2, buf_size, is_8bit); sub_header->rects[0]->pict.data[1] = av_mallocz(AVPALETTE_SIZE); if (is_8bit) { if (!yuv_palette) goto fail; sub_header->rects[0]->nb_colors = 256; yuv_a_to_rgba(yuv_palette, alpha, (uint32_t*)sub_header->rects[0]->pict.data[1], 256); } else { sub_header->rects[0]->nb_colors = 4; guess_palette(ctx, (uint32_t*)sub_header->rects[0]->pict.data[1], 0xffff00); } sub_header->rects[0]->x = x1; sub_header->rects[0]->y = y1; sub_header->rects[0]->w = w; sub_header->rects[0]->h = h; sub_header->rects[0]->type = SUBTITLE_BITMAP; sub_header->rects[0]->pict.linesize[0] = w; sub_header->rects[0]->flags = is_menu ? AV_SUBTITLE_FLAG_FORCED : 0; } } if (next_cmd_pos < cmd_pos) { av_log(NULL, AV_LOG_ERROR, "Invalid command offset\n"); break; } if (next_cmd_pos == cmd_pos) break; cmd_pos = next_cmd_pos; } if (sub_header->num_rects > 0) return is_menu; fail: reset_rects(sub_header); return -1; } | 17,806 |
0 | static void encode_rgb_frame(FFV1Context *s, uint8_t *src[3], int w, int h, int stride[3]) { int x, y, p, i; const int ring_size = s->avctx->context_model ? 3 : 2; int16_t *sample[4][3]; int lbd = s->bits_per_raw_sample <= 8; int bits = s->bits_per_raw_sample > 0 ? s->bits_per_raw_sample : 8; int offset = 1 << bits; s->run_index = 0; memset(s->sample_buffer, 0, ring_size * MAX_PLANES * (w + 6) * sizeof(*s->sample_buffer)); for (y = 0; y < h; y++) { for (i = 0; i < ring_size; i++) for (p = 0; p < MAX_PLANES; p++) sample[p][i]= s->sample_buffer + p*ring_size*(w+6) + ((h+i-y)%ring_size)*(w+6) + 3; for (x = 0; x < w; x++) { int b, g, r, av_uninit(a); if (lbd) { unsigned v = *((uint32_t*)(src[0] + x*4 + stride[0]*y)); b = v & 0xFF; g = (v >> 8) & 0xFF; r = (v >> 16) & 0xFF; a = v >> 24; } else { b = *((uint16_t*)(src[0] + x*2 + stride[0]*y)); g = *((uint16_t*)(src[1] + x*2 + stride[1]*y)); r = *((uint16_t*)(src[2] + x*2 + stride[2]*y)); } b -= g; r -= g; g += (b + r) >> 2; b += offset; r += offset; sample[0][0][x] = g; sample[1][0][x] = b; sample[2][0][x] = r; sample[3][0][x] = a; } for (p = 0; p < 3 + s->transparency; p++) { sample[p][0][-1] = sample[p][1][0 ]; sample[p][1][ w] = sample[p][1][w-1]; if (lbd) encode_line(s, w, sample[p], (p + 1) / 2, 9); else encode_line(s, w, sample[p], (p + 1) / 2, bits + 1); } } } | 17,809 |
1 | static DisplayType select_display(const char *p) { const char *opts; DisplayType display = DT_DEFAULT; if (strstart(p, "sdl", &opts)) { #ifdef CONFIG_SDL display = DT_SDL; while (*opts) { const char *nextopt; if (strstart(opts, ",frame=", &nextopt)) { opts = nextopt; if (strstart(opts, "on", &nextopt)) { no_frame = 0; } else if (strstart(opts, "off", &nextopt)) { no_frame = 1; } else { goto invalid_display; } } else if (strstart(opts, ",alt_grab=", &nextopt)) { opts = nextopt; if (strstart(opts, "on", &nextopt)) { alt_grab = 1; } else if (strstart(opts, "off", &nextopt)) { alt_grab = 0; } else { goto invalid_display; } } else if (strstart(opts, ",ctrl_grab=", &nextopt)) { opts = nextopt; if (strstart(opts, "on", &nextopt)) { ctrl_grab = 1; } else if (strstart(opts, "off", &nextopt)) { ctrl_grab = 0; } else { goto invalid_display; } } else if (strstart(opts, ",window_close=", &nextopt)) { opts = nextopt; if (strstart(opts, "on", &nextopt)) { no_quit = 0; } else if (strstart(opts, "off", &nextopt)) { no_quit = 1; } else { goto invalid_display; } } else { goto invalid_display; } opts = nextopt; } #else fprintf(stderr, "SDL support is disabled\n"); exit(1); #endif } else if (strstart(p, "vnc", &opts)) { #ifdef CONFIG_VNC display_remote++; if (*opts) { const char *nextopt; if (strstart(opts, "=", &nextopt)) { vnc_display = nextopt; } } if (!vnc_display) { fprintf(stderr, "VNC requires a display argument vnc=<display>\n"); exit(1); } #else fprintf(stderr, "VNC support is disabled\n"); exit(1); #endif } else if (strstart(p, "curses", &opts)) { #ifdef CONFIG_CURSES display = DT_CURSES; #else fprintf(stderr, "Curses support is disabled\n"); exit(1); #endif } else if (strstart(p, "none", &opts)) { display = DT_NONE; } else { invalid_display: fprintf(stderr, "Unknown display type: %s\n", p); exit(1); } return display; } | 17,810 |
1 | PPC_OP(subfme) { T0 = ~T0 + xer_ca - 1; if (T0 != -1) xer_ca = 1; RETURN(); } | 17,811 |
1 | static int bitpacked_decode_yuv422p10(AVCodecContext *avctx, AVFrame *frame, AVPacket *avpkt) { uint64_t frame_size = (uint64_t)avctx->width * (uint64_t)avctx->height * 20; uint64_t packet_size = avpkt->size * 8; GetBitContext bc; uint16_t *y, *u, *v; int ret, i; ret = ff_get_buffer(avctx, frame, 0); if (ret < 0) return ret; y = (uint16_t*)frame->data[0]; u = (uint16_t*)frame->data[1]; v = (uint16_t*)frame->data[2]; if (frame_size > packet_size) return AVERROR_INVALIDDATA; if (avctx->width % 2) return AVERROR_PATCHWELCOME; ret = init_get_bits(&bc, avpkt->data, avctx->width * avctx->height * 20); if (ret) return ret; for (i = 0; i < avctx->height; i++) { y = (uint16_t*)(frame->data[0] + i * frame->linesize[0]); u = (uint16_t*)(frame->data[1] + i * frame->linesize[1]); v = (uint16_t*)(frame->data[2] + i * frame->linesize[2]); for (int j = 0; j < avctx->width; j += 2) { *u++ = get_bits(&bc, 10); *y++ = get_bits(&bc, 10); *v++ = get_bits(&bc, 10); *y++ = get_bits(&bc, 10); } } return 0; } | 17,812 |
1 | static void qed_read_l2_table_cb(void *opaque, int ret) { QEDReadL2TableCB *read_l2_table_cb = opaque; QEDRequest *request = read_l2_table_cb->request; BDRVQEDState *s = read_l2_table_cb->s; CachedL2Table *l2_table = request->l2_table; if (ret) { /* can't trust loaded L2 table anymore */ qed_unref_l2_cache_entry(l2_table); request->l2_table = NULL; } else { l2_table->offset = read_l2_table_cb->l2_offset; qed_commit_l2_cache_entry(&s->l2_cache, l2_table); /* This is guaranteed to succeed because we just committed the entry * to the cache. */ request->l2_table = qed_find_l2_cache_entry(&s->l2_cache, l2_table->offset); assert(request->l2_table != NULL); } gencb_complete(&read_l2_table_cb->gencb, ret); } | 17,813 |
1 | void input_type_enum(Visitor *v, int *obj, const char *strings[], const char *kind, const char *name, Error **errp) { int64_t value = 0; char *enum_str; assert(strings); visit_type_str(v, &enum_str, name, errp); if (error_is_set(errp)) { return; } while (strings[value] != NULL) { if (strcmp(strings[value], enum_str) == 0) { break; } value++; } if (strings[value] == NULL) { error_set(errp, QERR_INVALID_PARAMETER, enum_str); g_free(enum_str); return; } g_free(enum_str); *obj = value; } | 17,814 |
1 | static int update_frame_pool(AVCodecContext *avctx, AVFrame *frame) { FramePool *pool = avctx->internal->pool; int i, ret; switch (avctx->codec_type) { case AVMEDIA_TYPE_VIDEO: { AVPicture picture; int size[4] = { 0 }; int w = frame->width; int h = frame->height; int tmpsize, unaligned; if (pool->format == frame->format && pool->width == frame->width && pool->height == frame->height) return 0; avcodec_align_dimensions2(avctx, &w, &h, pool->stride_align); if (!(avctx->flags & CODEC_FLAG_EMU_EDGE)) { w += EDGE_WIDTH * 2; h += EDGE_WIDTH * 2; } do { // NOTE: do not align linesizes individually, this breaks e.g. assumptions // that linesize[0] == 2*linesize[1] in the MPEG-encoder for 4:2:2 av_image_fill_linesizes(picture.linesize, avctx->pix_fmt, w); // increase alignment of w for next try (rhs gives the lowest bit set in w) w += w & ~(w - 1); unaligned = 0; for (i = 0; i < 4; i++) unaligned |= picture.linesize[i] % pool->stride_align[i]; } while (unaligned); tmpsize = av_image_fill_pointers(picture.data, avctx->pix_fmt, h, NULL, picture.linesize); if (tmpsize < 0) return -1; for (i = 0; i < 3 && picture.data[i + 1]; i++) size[i] = picture.data[i + 1] - picture.data[i]; size[i] = tmpsize - (picture.data[i] - picture.data[0]); for (i = 0; i < 4; i++) { av_buffer_pool_uninit(&pool->pools[i]); pool->linesize[i] = picture.linesize[i]; if (size[i]) { pool->pools[i] = av_buffer_pool_init(size[i] + 16, NULL); if (!pool->pools[i]) { ret = AVERROR(ENOMEM); goto fail; } } } pool->format = frame->format; pool->width = frame->width; pool->height = frame->height; break; } case AVMEDIA_TYPE_AUDIO: { int ch = av_frame_get_channels(frame); //av_get_channel_layout_nb_channels(frame->channel_layout); int planar = av_sample_fmt_is_planar(frame->format); int planes = planar ? ch : 1; if (pool->format == frame->format && pool->planes == planes && pool->channels == ch && frame->nb_samples == pool->samples) return 0; av_buffer_pool_uninit(&pool->pools[0]); ret = av_samples_get_buffer_size(&pool->linesize[0], ch, frame->nb_samples, frame->format, 0); if (ret < 0) goto fail; pool->pools[0] = av_buffer_pool_init(pool->linesize[0], NULL); if (!pool->pools[0]) { ret = AVERROR(ENOMEM); goto fail; } pool->format = frame->format; pool->planes = planes; pool->channels = ch; pool->samples = frame->nb_samples; break; } default: av_assert0(0); } return 0; fail: for (i = 0; i < 4; i++) av_buffer_pool_uninit(&pool->pools[i]); pool->format = -1; pool->planes = pool->channels = pool->samples = 0; pool->width = pool->height = 0; return ret; } | 17,815 |
1 | static void prom_init(target_phys_addr_t addr, const char *bios_name) { DeviceState *dev; SysBusDevice *s; char *filename; int ret; dev = qdev_create(NULL, "openprom"); qdev_init(dev); s = sysbus_from_qdev(dev); sysbus_mmio_map(s, 0, addr); /* load boot prom */ if (bios_name == NULL) { bios_name = PROM_FILENAME; } filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); if (filename) { ret = load_elf(filename, addr - PROM_VADDR, NULL, NULL, NULL, 1, ELF_MACHINE, 0); if (ret < 0 || ret > PROM_SIZE_MAX) { ret = load_image_targphys(filename, addr, PROM_SIZE_MAX); } qemu_free(filename); } else { ret = -1; } if (ret < 0 || ret > PROM_SIZE_MAX) { fprintf(stderr, "qemu: could not load prom '%s'\n", bios_name); exit(1); } } | 17,816 |
1 | static void qemu_rdma_move_header(RDMAContext *rdma, int idx, RDMAControlHeader *head) { rdma->wr_data[idx].control_len = head->len; rdma->wr_data[idx].control_curr = rdma->wr_data[idx].control + sizeof(RDMAControlHeader); } | 17,817 |
1 | static void v9fs_symlink(void *opaque) { V9fsPDU *pdu = opaque; V9fsString name; V9fsString symname; V9fsFidState *dfidp; V9fsQID qid; struct stat stbuf; int32_t dfid; int err = 0; gid_t gid; size_t offset = 7; v9fs_string_init(&name); v9fs_string_init(&symname); err = pdu_unmarshal(pdu, offset, "dssd", &dfid, &name, &symname, &gid); if (err < 0) { trace_v9fs_symlink(pdu->tag, pdu->id, dfid, name.data, symname.data, gid); if (name_is_illegal(name.data)) { err = -ENOENT; dfidp = get_fid(pdu, dfid); if (dfidp == NULL) { err = -EINVAL; err = v9fs_co_symlink(pdu, dfidp, &name, symname.data, gid, &stbuf); if (err < 0) { goto out; stat_to_qid(&stbuf, &qid); err = pdu_marshal(pdu, offset, "Q", &qid); if (err < 0) { goto out; err += offset; trace_v9fs_symlink_return(pdu->tag, pdu->id, qid.type, qid.version, qid.path); out: put_fid(pdu, dfidp); out_nofid: pdu_complete(pdu, err); v9fs_string_free(&name); v9fs_string_free(&symname); | 17,819 |
1 | void ff_tls_init(void) { avpriv_lock_avformat(); #if CONFIG_OPENSSL if (!openssl_init) { SSL_library_init(); SSL_load_error_strings(); #if HAVE_THREADS if (!CRYPTO_get_locking_callback()) { int i; openssl_mutexes = av_malloc_array(sizeof(pthread_mutex_t), CRYPTO_num_locks()); for (i = 0; i < CRYPTO_num_locks(); i++) pthread_mutex_init(&openssl_mutexes[i], NULL); CRYPTO_set_locking_callback(openssl_lock); #if !defined(WIN32) && OPENSSL_VERSION_NUMBER < 0x10000000 CRYPTO_set_id_callback(openssl_thread_id); #endif } #endif } openssl_init++; #endif #if CONFIG_GNUTLS #if HAVE_THREADS && GNUTLS_VERSION_NUMBER < 0x020b00 if (gcry_control(GCRYCTL_ANY_INITIALIZATION_P) == 0) gcry_control(GCRYCTL_SET_THREAD_CBS, &gcry_threads_pthread); #endif gnutls_global_init(); #endif avpriv_unlock_avformat(); } | 17,820 |
1 | uint64_t helper_cvttq(CPUAlphaState *env, uint64_t a) { return inline_cvttq(env, a, FP_STATUS.float_rounding_mode, 1); } | 17,821 |
1 | void ppc_store_msr_32 (CPUPPCState *env, uint32_t value) { do_store_msr(env, (do_load_msr(env) & ~0xFFFFFFFFULL) | (value & 0xFFFFFFFF)); } | 17,822 |
1 | static void usb_serial_read(void *opaque, const uint8_t *buf, int size) { USBSerialState *s = opaque; int first_size = RECV_BUF - s->recv_ptr; if (first_size > size) first_size = size; memcpy(s->recv_buf + s->recv_ptr + s->recv_used, buf, first_size); if (size > first_size) memcpy(s->recv_buf, buf + first_size, size - first_size); s->recv_used += size; } | 17,823 |
1 | struct omap_mpu_state_s *omap2420_mpu_init(MemoryRegion *sysmem, unsigned long sdram_size, const char *core) { struct omap_mpu_state_s *s = g_new0(struct omap_mpu_state_s, 1); qemu_irq dma_irqs[4]; DriveInfo *dinfo; int i; SysBusDevice *busdev; struct omap_target_agent_s *ta; /* Core */ s->mpu_model = omap2420; s->cpu = cpu_arm_init(core ?: "arm1136-r2"); if (s->cpu == NULL) { fprintf(stderr, "Unable to find CPU definition\n"); exit(1); } s->sdram_size = sdram_size; s->sram_size = OMAP242X_SRAM_SIZE; s->wakeup = qemu_allocate_irq(omap_mpu_wakeup, s, 0); /* Clocks */ omap_clk_init(s); /* Memory-mapped stuff */ memory_region_allocate_system_memory(&s->sdram, NULL, "omap2.dram", s->sdram_size); memory_region_add_subregion(sysmem, OMAP2_Q2_BASE, &s->sdram); memory_region_init_ram(&s->sram, NULL, "omap2.sram", s->sram_size, &error_abort); vmstate_register_ram_global(&s->sram); memory_region_add_subregion(sysmem, OMAP2_SRAM_BASE, &s->sram); s->l4 = omap_l4_init(sysmem, OMAP2_L4_BASE, 54); /* Actually mapped at any 2K boundary in the ARM11 private-peripheral if */ s->ih[0] = qdev_create(NULL, "omap2-intc"); qdev_prop_set_uint8(s->ih[0], "revision", 0x21); qdev_prop_set_ptr(s->ih[0], "fclk", omap_findclk(s, "mpu_intc_fclk")); qdev_prop_set_ptr(s->ih[0], "iclk", omap_findclk(s, "mpu_intc_iclk")); qdev_init_nofail(s->ih[0]); busdev = SYS_BUS_DEVICE(s->ih[0]); sysbus_connect_irq(busdev, 0, qdev_get_gpio_in(DEVICE(s->cpu), ARM_CPU_IRQ)); sysbus_connect_irq(busdev, 1, qdev_get_gpio_in(DEVICE(s->cpu), ARM_CPU_FIQ)); sysbus_mmio_map(busdev, 0, 0x480fe000); s->prcm = omap_prcm_init(omap_l4tao(s->l4, 3), qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_PRCM_MPU_IRQ), NULL, NULL, s); s->sysc = omap_sysctl_init(omap_l4tao(s->l4, 1), omap_findclk(s, "omapctrl_iclk"), s); for (i = 0; i < 4; i++) { dma_irqs[i] = qdev_get_gpio_in(s->ih[omap2_dma_irq_map[i].ih], omap2_dma_irq_map[i].intr); } s->dma = omap_dma4_init(0x48056000, dma_irqs, sysmem, s, 256, 32, omap_findclk(s, "sdma_iclk"), omap_findclk(s, "sdma_fclk")); s->port->addr_valid = omap2_validate_addr; /* Register SDRAM and SRAM ports for fast DMA transfers. */ soc_dma_port_add_mem(s->dma, memory_region_get_ram_ptr(&s->sdram), OMAP2_Q2_BASE, s->sdram_size); soc_dma_port_add_mem(s->dma, memory_region_get_ram_ptr(&s->sram), OMAP2_SRAM_BASE, s->sram_size); s->uart[0] = omap2_uart_init(sysmem, omap_l4ta(s->l4, 19), qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_UART1_IRQ), omap_findclk(s, "uart1_fclk"), omap_findclk(s, "uart1_iclk"), s->drq[OMAP24XX_DMA_UART1_TX], s->drq[OMAP24XX_DMA_UART1_RX], "uart1", serial_hds[0]); s->uart[1] = omap2_uart_init(sysmem, omap_l4ta(s->l4, 20), qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_UART2_IRQ), omap_findclk(s, "uart2_fclk"), omap_findclk(s, "uart2_iclk"), s->drq[OMAP24XX_DMA_UART2_TX], s->drq[OMAP24XX_DMA_UART2_RX], "uart2", serial_hds[0] ? serial_hds[1] : NULL); s->uart[2] = omap2_uart_init(sysmem, omap_l4ta(s->l4, 21), qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_UART3_IRQ), omap_findclk(s, "uart3_fclk"), omap_findclk(s, "uart3_iclk"), s->drq[OMAP24XX_DMA_UART3_TX], s->drq[OMAP24XX_DMA_UART3_RX], "uart3", serial_hds[0] && serial_hds[1] ? serial_hds[2] : NULL); s->gptimer[0] = omap_gp_timer_init(omap_l4ta(s->l4, 7), qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_GPTIMER1), omap_findclk(s, "wu_gpt1_clk"), omap_findclk(s, "wu_l4_iclk")); s->gptimer[1] = omap_gp_timer_init(omap_l4ta(s->l4, 8), qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_GPTIMER2), omap_findclk(s, "core_gpt2_clk"), omap_findclk(s, "core_l4_iclk")); s->gptimer[2] = omap_gp_timer_init(omap_l4ta(s->l4, 22), qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_GPTIMER3), omap_findclk(s, "core_gpt3_clk"), omap_findclk(s, "core_l4_iclk")); s->gptimer[3] = omap_gp_timer_init(omap_l4ta(s->l4, 23), qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_GPTIMER4), omap_findclk(s, "core_gpt4_clk"), omap_findclk(s, "core_l4_iclk")); s->gptimer[4] = omap_gp_timer_init(omap_l4ta(s->l4, 24), qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_GPTIMER5), omap_findclk(s, "core_gpt5_clk"), omap_findclk(s, "core_l4_iclk")); s->gptimer[5] = omap_gp_timer_init(omap_l4ta(s->l4, 25), qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_GPTIMER6), omap_findclk(s, "core_gpt6_clk"), omap_findclk(s, "core_l4_iclk")); s->gptimer[6] = omap_gp_timer_init(omap_l4ta(s->l4, 26), qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_GPTIMER7), omap_findclk(s, "core_gpt7_clk"), omap_findclk(s, "core_l4_iclk")); s->gptimer[7] = omap_gp_timer_init(omap_l4ta(s->l4, 27), qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_GPTIMER8), omap_findclk(s, "core_gpt8_clk"), omap_findclk(s, "core_l4_iclk")); s->gptimer[8] = omap_gp_timer_init(omap_l4ta(s->l4, 28), qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_GPTIMER9), omap_findclk(s, "core_gpt9_clk"), omap_findclk(s, "core_l4_iclk")); s->gptimer[9] = omap_gp_timer_init(omap_l4ta(s->l4, 29), qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_GPTIMER10), omap_findclk(s, "core_gpt10_clk"), omap_findclk(s, "core_l4_iclk")); s->gptimer[10] = omap_gp_timer_init(omap_l4ta(s->l4, 30), qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_GPTIMER11), omap_findclk(s, "core_gpt11_clk"), omap_findclk(s, "core_l4_iclk")); s->gptimer[11] = omap_gp_timer_init(omap_l4ta(s->l4, 31), qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_GPTIMER12), omap_findclk(s, "core_gpt12_clk"), omap_findclk(s, "core_l4_iclk")); omap_tap_init(omap_l4ta(s->l4, 2), s); s->synctimer = omap_synctimer_init(omap_l4tao(s->l4, 2), s, omap_findclk(s, "clk32-kHz"), omap_findclk(s, "core_l4_iclk")); s->i2c[0] = qdev_create(NULL, "omap_i2c"); qdev_prop_set_uint8(s->i2c[0], "revision", 0x34); qdev_prop_set_ptr(s->i2c[0], "iclk", omap_findclk(s, "i2c1.iclk")); qdev_prop_set_ptr(s->i2c[0], "fclk", omap_findclk(s, "i2c1.fclk")); qdev_init_nofail(s->i2c[0]); busdev = SYS_BUS_DEVICE(s->i2c[0]); sysbus_connect_irq(busdev, 0, qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_I2C1_IRQ)); sysbus_connect_irq(busdev, 1, s->drq[OMAP24XX_DMA_I2C1_TX]); sysbus_connect_irq(busdev, 2, s->drq[OMAP24XX_DMA_I2C1_RX]); sysbus_mmio_map(busdev, 0, omap_l4_region_base(omap_l4tao(s->l4, 5), 0)); s->i2c[1] = qdev_create(NULL, "omap_i2c"); qdev_prop_set_uint8(s->i2c[1], "revision", 0x34); qdev_prop_set_ptr(s->i2c[1], "iclk", omap_findclk(s, "i2c2.iclk")); qdev_prop_set_ptr(s->i2c[1], "fclk", omap_findclk(s, "i2c2.fclk")); qdev_init_nofail(s->i2c[1]); busdev = SYS_BUS_DEVICE(s->i2c[1]); sysbus_connect_irq(busdev, 0, qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_I2C2_IRQ)); sysbus_connect_irq(busdev, 1, s->drq[OMAP24XX_DMA_I2C2_TX]); sysbus_connect_irq(busdev, 2, s->drq[OMAP24XX_DMA_I2C2_RX]); sysbus_mmio_map(busdev, 0, omap_l4_region_base(omap_l4tao(s->l4, 6), 0)); s->gpio = qdev_create(NULL, "omap2-gpio"); qdev_prop_set_int32(s->gpio, "mpu_model", s->mpu_model); qdev_prop_set_ptr(s->gpio, "iclk", omap_findclk(s, "gpio_iclk")); qdev_prop_set_ptr(s->gpio, "fclk0", omap_findclk(s, "gpio1_dbclk")); qdev_prop_set_ptr(s->gpio, "fclk1", omap_findclk(s, "gpio2_dbclk")); qdev_prop_set_ptr(s->gpio, "fclk2", omap_findclk(s, "gpio3_dbclk")); qdev_prop_set_ptr(s->gpio, "fclk3", omap_findclk(s, "gpio4_dbclk")); if (s->mpu_model == omap2430) { qdev_prop_set_ptr(s->gpio, "fclk4", omap_findclk(s, "gpio5_dbclk")); } qdev_init_nofail(s->gpio); busdev = SYS_BUS_DEVICE(s->gpio); sysbus_connect_irq(busdev, 0, qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_GPIO_BANK1)); sysbus_connect_irq(busdev, 3, qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_GPIO_BANK2)); sysbus_connect_irq(busdev, 6, qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_GPIO_BANK3)); sysbus_connect_irq(busdev, 9, qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_GPIO_BANK4)); if (s->mpu_model == omap2430) { sysbus_connect_irq(busdev, 12, qdev_get_gpio_in(s->ih[0], OMAP_INT_243X_GPIO_BANK5)); } ta = omap_l4ta(s->l4, 3); sysbus_mmio_map(busdev, 0, omap_l4_region_base(ta, 1)); sysbus_mmio_map(busdev, 1, omap_l4_region_base(ta, 0)); sysbus_mmio_map(busdev, 2, omap_l4_region_base(ta, 2)); sysbus_mmio_map(busdev, 3, omap_l4_region_base(ta, 4)); sysbus_mmio_map(busdev, 4, omap_l4_region_base(ta, 5)); s->sdrc = omap_sdrc_init(sysmem, 0x68009000); s->gpmc = omap_gpmc_init(s, 0x6800a000, qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_GPMC_IRQ), s->drq[OMAP24XX_DMA_GPMC]); dinfo = drive_get(IF_SD, 0, 0); if (!dinfo) { fprintf(stderr, "qemu: missing SecureDigital device\n"); exit(1); } s->mmc = omap2_mmc_init(omap_l4tao(s->l4, 9), blk_by_legacy_dinfo(dinfo), qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_MMC_IRQ), &s->drq[OMAP24XX_DMA_MMC1_TX], omap_findclk(s, "mmc_fclk"), omap_findclk(s, "mmc_iclk")); s->mcspi[0] = omap_mcspi_init(omap_l4ta(s->l4, 35), 4, qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_MCSPI1_IRQ), &s->drq[OMAP24XX_DMA_SPI1_TX0], omap_findclk(s, "spi1_fclk"), omap_findclk(s, "spi1_iclk")); s->mcspi[1] = omap_mcspi_init(omap_l4ta(s->l4, 36), 2, qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_MCSPI2_IRQ), &s->drq[OMAP24XX_DMA_SPI2_TX0], omap_findclk(s, "spi2_fclk"), omap_findclk(s, "spi2_iclk")); s->dss = omap_dss_init(omap_l4ta(s->l4, 10), sysmem, 0x68000800, /* XXX wire M_IRQ_25, D_L2_IRQ_30 and I_IRQ_13 together */ qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_DSS_IRQ), s->drq[OMAP24XX_DMA_DSS], omap_findclk(s, "dss_clk1"), omap_findclk(s, "dss_clk2"), omap_findclk(s, "dss_54m_clk"), omap_findclk(s, "dss_l3_iclk"), omap_findclk(s, "dss_l4_iclk")); omap_sti_init(omap_l4ta(s->l4, 18), sysmem, 0x54000000, qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_STI), omap_findclk(s, "emul_ck"), serial_hds[0] && serial_hds[1] && serial_hds[2] ? serial_hds[3] : NULL); s->eac = omap_eac_init(omap_l4ta(s->l4, 32), qdev_get_gpio_in(s->ih[0], OMAP_INT_24XX_EAC_IRQ), /* Ten consecutive lines */ &s->drq[OMAP24XX_DMA_EAC_AC_RD], omap_findclk(s, "func_96m_clk"), omap_findclk(s, "core_l4_iclk")); /* All register mappings (includin those not currenlty implemented): * SystemControlMod 48000000 - 48000fff * SystemControlL4 48001000 - 48001fff * 32kHz Timer Mod 48004000 - 48004fff * 32kHz Timer L4 48005000 - 48005fff * PRCM ModA 48008000 - 480087ff * PRCM ModB 48008800 - 48008fff * PRCM L4 48009000 - 48009fff * TEST-BCM Mod 48012000 - 48012fff * TEST-BCM L4 48013000 - 48013fff * TEST-TAP Mod 48014000 - 48014fff * TEST-TAP L4 48015000 - 48015fff * GPIO1 Mod 48018000 - 48018fff * GPIO Top 48019000 - 48019fff * GPIO2 Mod 4801a000 - 4801afff * GPIO L4 4801b000 - 4801bfff * GPIO3 Mod 4801c000 - 4801cfff * GPIO4 Mod 4801e000 - 4801efff * WDTIMER1 Mod 48020000 - 48010fff * WDTIMER Top 48021000 - 48011fff * WDTIMER2 Mod 48022000 - 48012fff * WDTIMER L4 48023000 - 48013fff * WDTIMER3 Mod 48024000 - 48014fff * WDTIMER3 L4 48025000 - 48015fff * WDTIMER4 Mod 48026000 - 48016fff * WDTIMER4 L4 48027000 - 48017fff * GPTIMER1 Mod 48028000 - 48018fff * GPTIMER1 L4 48029000 - 48019fff * GPTIMER2 Mod 4802a000 - 4801afff * GPTIMER2 L4 4802b000 - 4801bfff * L4-Config AP 48040000 - 480407ff * L4-Config IP 48040800 - 48040fff * L4-Config LA 48041000 - 48041fff * ARM11ETB Mod 48048000 - 48049fff * ARM11ETB L4 4804a000 - 4804afff * DISPLAY Top 48050000 - 480503ff * DISPLAY DISPC 48050400 - 480507ff * DISPLAY RFBI 48050800 - 48050bff * DISPLAY VENC 48050c00 - 48050fff * DISPLAY L4 48051000 - 48051fff * CAMERA Top 48052000 - 480523ff * CAMERA core 48052400 - 480527ff * CAMERA DMA 48052800 - 48052bff * CAMERA MMU 48052c00 - 48052fff * CAMERA L4 48053000 - 48053fff * SDMA Mod 48056000 - 48056fff * SDMA L4 48057000 - 48057fff * SSI Top 48058000 - 48058fff * SSI GDD 48059000 - 48059fff * SSI Port1 4805a000 - 4805afff * SSI Port2 4805b000 - 4805bfff * SSI L4 4805c000 - 4805cfff * USB Mod 4805e000 - 480fefff * USB L4 4805f000 - 480fffff * WIN_TRACER1 Mod 48060000 - 48060fff * WIN_TRACER1 L4 48061000 - 48061fff * WIN_TRACER2 Mod 48062000 - 48062fff * WIN_TRACER2 L4 48063000 - 48063fff * WIN_TRACER3 Mod 48064000 - 48064fff * WIN_TRACER3 L4 48065000 - 48065fff * WIN_TRACER4 Top 48066000 - 480660ff * WIN_TRACER4 ETT 48066100 - 480661ff * WIN_TRACER4 WT 48066200 - 480662ff * WIN_TRACER4 L4 48067000 - 48067fff * XTI Mod 48068000 - 48068fff * XTI L4 48069000 - 48069fff * UART1 Mod 4806a000 - 4806afff * UART1 L4 4806b000 - 4806bfff * UART2 Mod 4806c000 - 4806cfff * UART2 L4 4806d000 - 4806dfff * UART3 Mod 4806e000 - 4806efff * UART3 L4 4806f000 - 4806ffff * I2C1 Mod 48070000 - 48070fff * I2C1 L4 48071000 - 48071fff * I2C2 Mod 48072000 - 48072fff * I2C2 L4 48073000 - 48073fff * McBSP1 Mod 48074000 - 48074fff * McBSP1 L4 48075000 - 48075fff * McBSP2 Mod 48076000 - 48076fff * McBSP2 L4 48077000 - 48077fff * GPTIMER3 Mod 48078000 - 48078fff * GPTIMER3 L4 48079000 - 48079fff * GPTIMER4 Mod 4807a000 - 4807afff * GPTIMER4 L4 4807b000 - 4807bfff * GPTIMER5 Mod 4807c000 - 4807cfff * GPTIMER5 L4 4807d000 - 4807dfff * GPTIMER6 Mod 4807e000 - 4807efff * GPTIMER6 L4 4807f000 - 4807ffff * GPTIMER7 Mod 48080000 - 48080fff * GPTIMER7 L4 48081000 - 48081fff * GPTIMER8 Mod 48082000 - 48082fff * GPTIMER8 L4 48083000 - 48083fff * GPTIMER9 Mod 48084000 - 48084fff * GPTIMER9 L4 48085000 - 48085fff * GPTIMER10 Mod 48086000 - 48086fff * GPTIMER10 L4 48087000 - 48087fff * GPTIMER11 Mod 48088000 - 48088fff * GPTIMER11 L4 48089000 - 48089fff * GPTIMER12 Mod 4808a000 - 4808afff * GPTIMER12 L4 4808b000 - 4808bfff * EAC Mod 48090000 - 48090fff * EAC L4 48091000 - 48091fff * FAC Mod 48092000 - 48092fff * FAC L4 48093000 - 48093fff * MAILBOX Mod 48094000 - 48094fff * MAILBOX L4 48095000 - 48095fff * SPI1 Mod 48098000 - 48098fff * SPI1 L4 48099000 - 48099fff * SPI2 Mod 4809a000 - 4809afff * SPI2 L4 4809b000 - 4809bfff * MMC/SDIO Mod 4809c000 - 4809cfff * MMC/SDIO L4 4809d000 - 4809dfff * MS_PRO Mod 4809e000 - 4809efff * MS_PRO L4 4809f000 - 4809ffff * RNG Mod 480a0000 - 480a0fff * RNG L4 480a1000 - 480a1fff * DES3DES Mod 480a2000 - 480a2fff * DES3DES L4 480a3000 - 480a3fff * SHA1MD5 Mod 480a4000 - 480a4fff * SHA1MD5 L4 480a5000 - 480a5fff * AES Mod 480a6000 - 480a6fff * AES L4 480a7000 - 480a7fff * PKA Mod 480a8000 - 480a9fff * PKA L4 480aa000 - 480aafff * MG Mod 480b0000 - 480b0fff * MG L4 480b1000 - 480b1fff * HDQ/1-wire Mod 480b2000 - 480b2fff * HDQ/1-wire L4 480b3000 - 480b3fff * MPU interrupt 480fe000 - 480fefff * STI channel base 54000000 - 5400ffff * IVA RAM 5c000000 - 5c01ffff * IVA ROM 5c020000 - 5c027fff * IMG_BUF_A 5c040000 - 5c040fff * IMG_BUF_B 5c042000 - 5c042fff * VLCDS 5c048000 - 5c0487ff * IMX_COEF 5c049000 - 5c04afff * IMX_CMD 5c051000 - 5c051fff * VLCDQ 5c053000 - 5c0533ff * VLCDH 5c054000 - 5c054fff * SEQ_CMD 5c055000 - 5c055fff * IMX_REG 5c056000 - 5c0560ff * VLCD_REG 5c056100 - 5c0561ff * SEQ_REG 5c056200 - 5c0562ff * IMG_BUF_REG 5c056300 - 5c0563ff * SEQIRQ_REG 5c056400 - 5c0564ff * OCP_REG 5c060000 - 5c060fff * SYSC_REG 5c070000 - 5c070fff * MMU_REG 5d000000 - 5d000fff * sDMA R 68000400 - 680005ff * sDMA W 68000600 - 680007ff * Display Control 68000800 - 680009ff * DSP subsystem 68000a00 - 68000bff * MPU subsystem 68000c00 - 68000dff * IVA subsystem 68001000 - 680011ff * USB 68001200 - 680013ff * Camera 68001400 - 680015ff * VLYNQ (firewall) 68001800 - 68001bff * VLYNQ 68001e00 - 68001fff * SSI 68002000 - 680021ff * L4 68002400 - 680025ff * DSP (firewall) 68002800 - 68002bff * DSP subsystem 68002e00 - 68002fff * IVA (firewall) 68003000 - 680033ff * IVA 68003600 - 680037ff * GFX 68003a00 - 68003bff * CMDWR emulation 68003c00 - 68003dff * SMS 68004000 - 680041ff * OCM 68004200 - 680043ff * GPMC 68004400 - 680045ff * RAM (firewall) 68005000 - 680053ff * RAM (err login) 68005400 - 680057ff * ROM (firewall) 68005800 - 68005bff * ROM (err login) 68005c00 - 68005fff * GPMC (firewall) 68006000 - 680063ff * GPMC (err login) 68006400 - 680067ff * SMS (err login) 68006c00 - 68006fff * SMS registers 68008000 - 68008fff * SDRC registers 68009000 - 68009fff * GPMC registers 6800a000 6800afff */ qemu_register_reset(omap2_mpu_reset, s); return s; } | 17,824 |
1 | static void test_dealloc_partial(void) { static const char text[] = "don't leak me"; UserDefTwo *ud2 = NULL; Error *err = NULL; /* create partial object */ { QDict *ud2_dict; QmpInputVisitor *qiv; ud2_dict = qdict_new(); qdict_put_obj(ud2_dict, "string0", QOBJECT(qstring_from_str(text))); qiv = qmp_input_visitor_new(QOBJECT(ud2_dict)); visit_type_UserDefTwo(qmp_input_get_visitor(qiv), &ud2, NULL, &err); qmp_input_visitor_cleanup(qiv); QDECREF(ud2_dict); } /* verify partial success */ assert(ud2 != NULL); assert(ud2->string0 != NULL); assert(strcmp(ud2->string0, text) == 0); assert(ud2->dict1 == NULL); /* confirm & release construction error */ assert(err != NULL); error_free(err); /* tear down partial object */ qapi_free_UserDefTwo(ud2); } | 17,826 |
1 | static int bdrv_qed_open(BlockDriverState *bs, QDict *options, int flags, Error **errp) { BDRVQEDState *s = bs->opaque; QEDHeader le_header; int64_t file_size; int ret; s->bs = bs; QSIMPLEQ_INIT(&s->allocating_write_reqs); ret = bdrv_pread(bs->file, 0, &le_header, sizeof(le_header)); if (ret < 0) { return ret; qed_header_le_to_cpu(&le_header, &s->header); if (s->header.magic != QED_MAGIC) { error_setg(errp, "Image not in QED format"); if (s->header.features & ~QED_FEATURE_MASK) { /* image uses unsupported feature bits */ char buf[64]; snprintf(buf, sizeof(buf), "%" PRIx64, s->header.features & ~QED_FEATURE_MASK); error_set(errp, QERR_UNKNOWN_BLOCK_FORMAT_FEATURE, bdrv_get_device_name(bs), "QED", buf); return -ENOTSUP; if (!qed_is_cluster_size_valid(s->header.cluster_size)) { /* Round down file size to the last cluster */ file_size = bdrv_getlength(bs->file); if (file_size < 0) { return file_size; s->file_size = qed_start_of_cluster(s, file_size); if (!qed_is_table_size_valid(s->header.table_size)) { if (!qed_is_image_size_valid(s->header.image_size, s->header.cluster_size, s->header.table_size)) { if (!qed_check_table_offset(s, s->header.l1_table_offset)) { s->table_nelems = (s->header.cluster_size * s->header.table_size) / sizeof(uint64_t); s->l2_shift = ffs(s->header.cluster_size) - 1; s->l2_mask = s->table_nelems - 1; s->l1_shift = s->l2_shift + ffs(s->table_nelems) - 1; if ((s->header.features & QED_F_BACKING_FILE)) { if ((uint64_t)s->header.backing_filename_offset + s->header.backing_filename_size > s->header.cluster_size * s->header.header_size) { ret = qed_read_string(bs->file, s->header.backing_filename_offset, s->header.backing_filename_size, bs->backing_file, sizeof(bs->backing_file)); if (ret < 0) { return ret; if (s->header.features & QED_F_BACKING_FORMAT_NO_PROBE) { pstrcpy(bs->backing_format, sizeof(bs->backing_format), "raw"); /* Reset unknown autoclear feature bits. This is a backwards * compatibility mechanism that allows images to be opened by older * programs, which "knock out" unknown feature bits. When an image is * opened by a newer program again it can detect that the autoclear * feature is no longer valid. */ if ((s->header.autoclear_features & ~QED_AUTOCLEAR_FEATURE_MASK) != 0 && !bdrv_is_read_only(bs->file) && !(flags & BDRV_O_INCOMING)) { s->header.autoclear_features &= QED_AUTOCLEAR_FEATURE_MASK; ret = qed_write_header_sync(s); if (ret) { return ret; /* From here on only known autoclear feature bits are valid */ bdrv_flush(bs->file); s->l1_table = qed_alloc_table(s); qed_init_l2_cache(&s->l2_cache); ret = qed_read_l1_table_sync(s); if (ret) { goto out; /* If image was not closed cleanly, check consistency */ if (!(flags & BDRV_O_CHECK) && (s->header.features & QED_F_NEED_CHECK)) { /* Read-only images cannot be fixed. There is no risk of corruption * since write operations are not possible. Therefore, allow * potentially inconsistent images to be opened read-only. This can * aid data recovery from an otherwise inconsistent image. */ if (!bdrv_is_read_only(bs->file) && !(flags & BDRV_O_INCOMING)) { BdrvCheckResult result = {0}; ret = qed_check(s, &result, true); if (ret) { goto out; bdrv_qed_attach_aio_context(bs, bdrv_get_aio_context(bs)); out: if (ret) { qed_free_l2_cache(&s->l2_cache); qemu_vfree(s->l1_table); return ret; | 17,827 |
1 | void gen_intermediate_code(CPUAlphaState *env, struct TranslationBlock *tb) { AlphaCPU *cpu = alpha_env_get_cpu(env); CPUState *cs = CPU(cpu); DisasContext ctx, *ctxp = &ctx; target_ulong pc_start; target_ulong pc_mask; uint32_t insn; ExitStatus ret; int num_insns; int max_insns; pc_start = tb->pc; ctx.tb = tb; ctx.pc = pc_start; ctx.tbflags = tb->flags; ctx.mem_idx = cpu_mmu_index(env, false); ctx.implver = env->implver; ctx.amask = env->amask; ctx.singlestep_enabled = cs->singlestep_enabled; #ifdef CONFIG_USER_ONLY ctx.ir = cpu_std_ir; #else ctx.palbr = env->palbr; ctx.ir = (ctx.tbflags & ENV_FLAG_PAL_MODE ? cpu_pal_ir : cpu_std_ir); #endif /* ??? Every TB begins with unset rounding mode, to be initialized on the first fp insn of the TB. Alternately we could define a proper default for every TB (e.g. QUAL_RM_N or QUAL_RM_D) and make sure to reset the FP_STATUS to that default at the end of any TB that changes the default. We could even (gasp) dynamiclly figure out what default would be most efficient given the running program. */ ctx.tb_rm = -1; /* Similarly for flush-to-zero. */ ctx.tb_ftz = -1; TCGV_UNUSED_I64(ctx.zero); TCGV_UNUSED_I64(ctx.sink); TCGV_UNUSED_I64(ctx.lit); num_insns = 0; max_insns = tb->cflags & CF_COUNT_MASK; if (max_insns == 0) { max_insns = CF_COUNT_MASK; if (max_insns > TCG_MAX_INSNS) { max_insns = TCG_MAX_INSNS; if (in_superpage(&ctx, pc_start)) { pc_mask = (1ULL << 41) - 1; } else { pc_mask = ~TARGET_PAGE_MASK; gen_tb_start(tb); tcg_clear_temp_count(); do { tcg_gen_insn_start(ctx.pc); num_insns++; if (unlikely(cpu_breakpoint_test(cs, ctx.pc, BP_ANY))) { ret = gen_excp(&ctx, EXCP_DEBUG, 0); /* The address covered by the breakpoint must be included in [tb->pc, tb->pc + tb->size) in order to for it to be properly cleared -- thus we increment the PC here so that the logic setting tb->size below does the right thing. */ ctx.pc += 4; break; if (num_insns == max_insns && (tb->cflags & CF_LAST_IO)) { gen_io_start(); insn = cpu_ldl_code(env, ctx.pc); ctx.pc += 4; ret = translate_one(ctxp, insn); free_context_temps(ctxp); /* If we reach a page boundary, are single stepping, or exhaust instruction count, stop generation. */ if (ret == NO_EXIT && ((ctx.pc & pc_mask) == 0 || tcg_op_buf_full() || num_insns >= max_insns || singlestep || ctx.singlestep_enabled)) { ret = EXIT_FALLTHRU; } while (ret == NO_EXIT); if (tb->cflags & CF_LAST_IO) { gen_io_end(); switch (ret) { case EXIT_GOTO_TB: case EXIT_NORETURN: break; case EXIT_FALLTHRU: if (use_goto_tb(&ctx, ctx.pc)) { tcg_gen_goto_tb(0); tcg_gen_movi_i64(cpu_pc, ctx.pc); tcg_gen_exit_tb((uintptr_t)ctx.tb); /* FALLTHRU */ case EXIT_PC_STALE: tcg_gen_movi_i64(cpu_pc, ctx.pc); /* FALLTHRU */ case EXIT_PC_UPDATED: if (!use_exit_tb(&ctx)) { tcg_gen_lookup_and_goto_ptr(cpu_pc); break; /* FALLTHRU */ case EXIT_PC_UPDATED_NOCHAIN: if (ctx.singlestep_enabled) { gen_excp_1(EXCP_DEBUG, 0); } else { tcg_gen_exit_tb(0); break; default: g_assert_not_reached(); gen_tb_end(tb, num_insns); tb->size = ctx.pc - pc_start; tb->icount = num_insns; #ifdef DEBUG_DISAS if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM) && qemu_log_in_addr_range(pc_start)) { qemu_log_lock(); qemu_log("IN: %s\n", lookup_symbol(pc_start)); log_target_disas(cs, pc_start, ctx.pc - pc_start, 1); qemu_log("\n"); qemu_log_unlock(); #endif | 17,828 |
1 | static int vble_decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPacket *avpkt) { VBLEContext *ctx = avctx->priv_data; AVFrame *pic = avctx->coded_frame; GetBitContext gb; const uint8_t *src = avpkt->data; int version; int offset = 0; int width_uv = avctx->width / 2, height_uv = avctx->height / 2; pic->reference = 0; /* Clear buffer if need be */ if (pic->data[0]) avctx->release_buffer(avctx, pic); /* Allocate buffer */ if (avctx->get_buffer(avctx, pic) < 0) { av_log(avctx, AV_LOG_ERROR, "Could not allocate buffer.\n"); return AVERROR(ENOMEM); /* Set flags */ pic->key_frame = 1; pic->pict_type = AV_PICTURE_TYPE_I; /* Version should always be 1 */ version = AV_RL32(src); if (version != 1) av_log(avctx, AV_LOG_WARNING, "Unsupported VBLE Version: %d\n", version); init_get_bits(&gb, src + 4, (avpkt->size - 4) * 8); /* Unpack */ if (vble_unpack(ctx, &gb) < 0) { av_log(avctx, AV_LOG_ERROR, "Invalid Code\n"); /* Restore planes. Should be almost identical to Huffyuv's. */ vble_restore_plane(ctx, &gb, 0, offset, avctx->width, avctx->height); /* Chroma */ if (!(ctx->avctx->flags & CODEC_FLAG_GRAY)) { offset += avctx->width * avctx->height; vble_restore_plane(ctx, &gb, 1, offset, width_uv, height_uv); offset += width_uv * height_uv; vble_restore_plane(ctx, &gb, 2, offset, width_uv, height_uv); *data_size = sizeof(AVFrame); *(AVFrame *)data = *pic; return avpkt->size; | 17,829 |
1 | static int virtio_balloon_device_exit(DeviceState *qdev) { VirtIOBalloon *s = VIRTIO_BALLOON(qdev); VirtIODevice *vdev = VIRTIO_DEVICE(qdev); balloon_stats_destroy_timer(s); qemu_remove_balloon_handler(s); unregister_savevm(qdev, "virtio-balloon", s); virtio_cleanup(vdev); return 0; } | 17,830 |
1 | uint8_t* ff_AMediaCodec_getInputBuffer(FFAMediaCodec* codec, size_t idx, size_t *out_size) { uint8_t *ret = NULL; JNIEnv *env = NULL; jobject buffer = NULL; JNI_GET_ENV_OR_RETURN(env, codec, NULL); if (codec->has_get_i_o_buffer) { buffer = (*env)->CallObjectMethod(env, codec->object, codec->jfields.get_input_buffer_id, idx); if (ff_jni_exception_check(env, 1, codec) < 0) { goto fail; } } else { if (!codec->input_buffers) { codec->input_buffers = (*env)->CallObjectMethod(env, codec->object, codec->jfields.get_input_buffers_id); if (ff_jni_exception_check(env, 1, codec) < 0) { goto fail; } codec->input_buffers = (*env)->NewGlobalRef(env, codec->input_buffers); if (ff_jni_exception_check(env, 1, codec) < 0) { goto fail; } } buffer = (*env)->GetObjectArrayElement(env, codec->input_buffers, idx); if (ff_jni_exception_check(env, 1, codec) < 0) { goto fail; } } ret = (*env)->GetDirectBufferAddress(env, buffer); *out_size = (*env)->GetDirectBufferCapacity(env, buffer); fail: if (buffer) { (*env)->DeleteLocalRef(env, buffer); } return ret; } | 17,831 |
1 | static int fic_decode_slice(AVCodecContext *avctx, void *tdata) { FICContext *ctx = avctx->priv_data; FICThreadContext *tctx = tdata; GetBitContext gb; uint8_t *src = tctx->src; int slice_h = tctx->slice_h; int src_size = tctx->src_size; int y_off = tctx->y_off; int x, y, p; init_get_bits(&gb, src, src_size * 8); for (p = 0; p < 3; p++) { int stride = ctx->frame->linesize[p]; uint8_t* dst = ctx->frame->data[p] + (y_off >> !!p) * stride; for (y = 0; y < (slice_h >> !!p); y += 8) { for (x = 0; x < (ctx->aligned_width >> !!p); x += 8) { int ret; if ((ret = fic_decode_block(ctx, &gb, dst + x, stride, tctx->block)) != 0) return ret; } dst += 8 * stride; } } return 0; } | 17,832 |
1 | fdctrl_t *sun4m_fdctrl_init (qemu_irq irq, target_phys_addr_t io_base, DriveInfo **fds, qemu_irq *fdc_tc) { DeviceState *dev; fdctrl_sysbus_t *sys; fdctrl_t *fdctrl; dev = qdev_create(NULL, "SUNW,fdtwo"); qdev_prop_set_drive(dev, "drive", fds[0]); if (qdev_init(dev) != 0) return NULL; sys = DO_UPCAST(fdctrl_sysbus_t, busdev.qdev, dev); fdctrl = &sys->state; sysbus_connect_irq(&sys->busdev, 0, irq); sysbus_mmio_map(&sys->busdev, 0, io_base); *fdc_tc = qdev_get_gpio_in(dev, 0); return fdctrl; } | 17,834 |
1 | static av_cold int XAVS_init(AVCodecContext *avctx) { XavsContext *x4 = avctx->priv_data; x4->sei_size = 0; xavs_param_default(&x4->params); x4->params.pf_log = XAVS_log; x4->params.p_log_private = avctx; x4->params.i_keyint_max = avctx->gop_size; if (avctx->bit_rate) { x4->params.rc.i_bitrate = avctx->bit_rate / 1000; x4->params.rc.i_rc_method = XAVS_RC_ABR; } x4->params.rc.i_vbv_buffer_size = avctx->rc_buffer_size / 1000; x4->params.rc.i_vbv_max_bitrate = avctx->rc_max_rate / 1000; x4->params.rc.b_stat_write = avctx->flags & CODEC_FLAG_PASS1; if (avctx->flags & CODEC_FLAG_PASS2) { x4->params.rc.b_stat_read = 1; } else { if (x4->crf >= 0) { x4->params.rc.i_rc_method = XAVS_RC_CRF; x4->params.rc.f_rf_constant = x4->crf; } else if (x4->cqp >= 0) { x4->params.rc.i_rc_method = XAVS_RC_CQP; x4->params.rc.i_qp_constant = x4->cqp; } } if (x4->aud >= 0) x4->params.b_aud = x4->aud; if (x4->mbtree >= 0) x4->params.rc.b_mb_tree = x4->mbtree; if (x4->direct_pred >= 0) x4->params.analyse.i_direct_mv_pred = x4->direct_pred; if (x4->fast_pskip >= 0) x4->params.analyse.b_fast_pskip = x4->fast_pskip; if (x4->mixed_refs >= 0) x4->params.analyse.b_mixed_references = x4->mixed_refs; if (x4->b_bias != INT_MIN) x4->params.i_bframe_bias = x4->b_bias; if (x4->cplxblur >= 0) x4->params.rc.f_complexity_blur = x4->cplxblur; x4->params.i_bframe = avctx->max_b_frames; /* cabac is not included in AVS JiZhun Profile */ x4->params.b_cabac = 0; x4->params.i_bframe_adaptive = avctx->b_frame_strategy; avctx->has_b_frames = !!avctx->max_b_frames; /* AVS doesn't allow B picture as reference */ /* The max allowed reference frame number of B is 2 */ x4->params.i_keyint_min = avctx->keyint_min; if (x4->params.i_keyint_min > x4->params.i_keyint_max) x4->params.i_keyint_min = x4->params.i_keyint_max; x4->params.i_scenecut_threshold = avctx->scenechange_threshold; // x4->params.b_deblocking_filter = avctx->flags & CODEC_FLAG_LOOP_FILTER; x4->params.rc.i_qp_min = avctx->qmin; x4->params.rc.i_qp_max = avctx->qmax; x4->params.rc.i_qp_step = avctx->max_qdiff; x4->params.rc.f_qcompress = avctx->qcompress; /* 0.0 => cbr, 1.0 => constant qp */ x4->params.rc.f_qblur = avctx->qblur; /* temporally blur quants */ x4->params.i_frame_reference = avctx->refs; x4->params.i_width = avctx->width; x4->params.i_height = avctx->height; x4->params.vui.i_sar_width = avctx->sample_aspect_ratio.num; x4->params.vui.i_sar_height = avctx->sample_aspect_ratio.den; /* This is only used for counting the fps */ x4->params.i_fps_num = avctx->time_base.den; x4->params.i_fps_den = avctx->time_base.num; x4->params.analyse.inter = XAVS_ANALYSE_I8x8 |XAVS_ANALYSE_PSUB16x16| XAVS_ANALYSE_BSUB16x16; switch (avctx->me_method) { case ME_EPZS: x4->params.analyse.i_me_method = XAVS_ME_DIA; break; case ME_HEX: x4->params.analyse.i_me_method = XAVS_ME_HEX; break; case ME_UMH: x4->params.analyse.i_me_method = XAVS_ME_UMH; break; case ME_FULL: x4->params.analyse.i_me_method = XAVS_ME_ESA; break; case ME_TESA: x4->params.analyse.i_me_method = XAVS_ME_TESA; break; default: x4->params.analyse.i_me_method = XAVS_ME_HEX; } x4->params.analyse.i_me_range = avctx->me_range; x4->params.analyse.i_subpel_refine = avctx->me_subpel_quality; x4->params.analyse.b_chroma_me = avctx->me_cmp & FF_CMP_CHROMA; /* AVS P2 only enables 8x8 transform */ x4->params.analyse.b_transform_8x8 = 1; //avctx->flags2 & CODEC_FLAG2_8X8DCT; x4->params.analyse.i_trellis = avctx->trellis; x4->params.analyse.i_noise_reduction = avctx->noise_reduction; if (avctx->level > 0) x4->params.i_level_idc = avctx->level; x4->params.rc.f_rate_tolerance = (float)avctx->bit_rate_tolerance/avctx->bit_rate; if ((avctx->rc_buffer_size) && (avctx->rc_initial_buffer_occupancy <= avctx->rc_buffer_size)) { x4->params.rc.f_vbv_buffer_init = (float)avctx->rc_initial_buffer_occupancy / avctx->rc_buffer_size; } else x4->params.rc.f_vbv_buffer_init = 0.9; /* TAG:do we have MB tree RC method */ /* what is the RC method we are now using? Default NO */ x4->params.rc.f_ip_factor = 1 / fabs(avctx->i_quant_factor); x4->params.rc.f_pb_factor = avctx->b_quant_factor; x4->params.analyse.i_chroma_qp_offset = avctx->chromaoffset; x4->params.analyse.b_psnr = avctx->flags & CODEC_FLAG_PSNR; x4->params.i_log_level = XAVS_LOG_DEBUG; x4->params.i_threads = avctx->thread_count; x4->params.b_interlaced = avctx->flags & CODEC_FLAG_INTERLACED_DCT; if (avctx->flags & CODEC_FLAG_GLOBAL_HEADER) x4->params.b_repeat_headers = 0; x4->enc = xavs_encoder_open(&x4->params); if (!x4->enc) return -1; if (!(x4->pts_buffer = av_mallocz_array((avctx->max_b_frames+1), sizeof(*x4->pts_buffer)))) return AVERROR(ENOMEM); avctx->coded_frame = av_frame_alloc(); if (!avctx->coded_frame) return AVERROR(ENOMEM); /* TAG: Do we have GLOBAL HEADER in AVS */ /* We Have PPS and SPS in AVS */ if (avctx->flags & CODEC_FLAG_GLOBAL_HEADER && 0) { xavs_nal_t *nal; int nnal, s, i, size; uint8_t *p; s = xavs_encoder_headers(x4->enc, &nal, &nnal); avctx->extradata = p = av_malloc(s); for (i = 0; i < nnal; i++) { /* Don't put the SEI in extradata. */ if (nal[i].i_type == NAL_SEI) { x4->sei = av_malloc( 5 + nal[i].i_payload * 4 / 3 ); if (xavs_nal_encode(x4->sei, &x4->sei_size, 1, nal + i) < 0) return -1; continue; } size = xavs_nal_encode(p, &s, 1, nal + i); if (size < 0) return -1; p += size; } avctx->extradata_size = p - avctx->extradata; } return 0; } | 17,836 |
1 | av_cold int ff_huffyuv_alloc_temp(HYuvContext *s) { int i; if (s->bitstream_bpp<24 || s->version > 2) { for (i=0; i<3; i++) { s->temp[i]= av_malloc(2*s->width + 16); if (!s->temp[i]) return AVERROR(ENOMEM); s->temp16[i] = (uint16_t*)s->temp[i]; } } else { s->temp[0]= av_mallocz(4*s->width + 16); if (!s->temp[0]) return AVERROR(ENOMEM); } return 0; } | 17,837 |
1 | void dump_mmu(FILE *f, fprintf_function cpu_fprintf, CPUPPCState *env) { switch (env->mmu_model) { case POWERPC_MMU_BOOKE: mmubooke_dump_mmu(f, cpu_fprintf, env); break; case POWERPC_MMU_BOOKE206: mmubooke206_dump_mmu(f, cpu_fprintf, env); break; case POWERPC_MMU_SOFT_6xx: case POWERPC_MMU_SOFT_74xx: mmu6xx_dump_mmu(f, cpu_fprintf, env); break; #if defined(TARGET_PPC64) case POWERPC_MMU_64B: case POWERPC_MMU_2_03: case POWERPC_MMU_2_06: case POWERPC_MMU_2_07: dump_slb(f, cpu_fprintf, env); break; #endif default: qemu_log_mask(LOG_UNIMP, "%s: unimplemented\n", __func__); } } | 17,838 |
1 | static void monitor_qapi_event_handler(void *opaque) { MonitorQAPIEventState *evstate = opaque; MonitorQAPIEventConf *evconf = &monitor_qapi_event_conf[evstate->event]; trace_monitor_protocol_event_handler(evstate->event, evstate->qdict); qemu_mutex_lock(&monitor_lock); if (evstate->qdict) { int64_t now = qemu_clock_get_ns(QEMU_CLOCK_REALTIME); monitor_qapi_event_emit(evstate->event, evstate->qdict); QDECREF(evstate->qdict); evstate->qdict = NULL; timer_mod_ns(evstate->timer, now + evconf->rate); } else { g_hash_table_remove(monitor_qapi_event_state, evstate); QDECREF(evstate->data); timer_free(evstate->timer); g_free(evstate); } qemu_mutex_unlock(&monitor_lock); } | 17,839 |
0 | static void body(uint32_t ABCD[4], uint32_t X[16]) { int i av_unused; uint32_t t; uint32_t a = ABCD[3]; uint32_t b = ABCD[2]; uint32_t c = ABCD[1]; uint32_t d = ABCD[0]; #if HAVE_BIGENDIAN for (i = 0; i < 16; i++) X[i] = av_bswap32(X[i]); #endif #if CONFIG_SMALL for (i = 0; i < 64; i++) { CORE(i, a, b, c, d); t = d; d = c; c = b; b = a; a = t; } #else #define CORE2(i) \ CORE( i, a,b,c,d); CORE((i+1),d,a,b,c); \ CORE((i+2),c,d,a,b); CORE((i+3),b,c,d,a) #define CORE4(i) CORE2(i); CORE2((i+4)); CORE2((i+8)); CORE2((i+12)) CORE4(0); CORE4(16); CORE4(32); CORE4(48); #endif ABCD[0] += d; ABCD[1] += c; ABCD[2] += b; ABCD[3] += a; } | 17,840 |
0 | static int v210_read_header(AVFormatContext *ctx) { V210DemuxerContext *s = ctx->priv_data; AVStream *st; st = avformat_new_stream(ctx, NULL); if (!st) return AVERROR(ENOMEM); st->codec->codec_type = AVMEDIA_TYPE_VIDEO; st->codec->codec_id = ctx->iformat->raw_codec_id; avpriv_set_pts_info(st, 64, s->framerate.den, s->framerate.num); st->codec->width = s->width; st->codec->height = s->height; st->codec->pix_fmt = ctx->iformat->raw_codec_id == AV_CODEC_ID_V210 ? AV_PIX_FMT_YUV422P10 : AV_PIX_FMT_YUV422P16; st->codec->bit_rate = av_rescale_q(GET_PACKET_SIZE(s->width, s->height), (AVRational){8,1}, st->time_base); return 0; } | 17,841 |
1 | int ff_h263_decode_mb(MpegEncContext *s, int16_t block[6][64]) { int cbpc, cbpy, i, cbp, pred_x, pred_y, mx, my, dquant; int16_t *mot_val; const int xy= s->mb_x + s->mb_y * s->mb_stride; int cbpb = 0, pb_mv_count = 0; assert(!s->h263_pred); if (s->pict_type == AV_PICTURE_TYPE_P) { do{ if (get_bits1(&s->gb)) { /* skip mb */ s->mb_intra = 0; for(i=0;i<6;i++) s->block_last_index[i] = -1; s->mv_dir = MV_DIR_FORWARD; s->mv_type = MV_TYPE_16X16; s->current_picture.mb_type[xy] = MB_TYPE_SKIP | MB_TYPE_16x16 | MB_TYPE_L0; s->mv[0][0][0] = 0; s->mv[0][0][1] = 0; s->mb_skipped = !(s->obmc | s->loop_filter); goto end; } cbpc = get_vlc2(&s->gb, ff_h263_inter_MCBPC_vlc.table, INTER_MCBPC_VLC_BITS, 2); if (cbpc < 0){ av_log(s->avctx, AV_LOG_ERROR, "cbpc damaged at %d %d\n", s->mb_x, s->mb_y); return -1; } }while(cbpc == 20); s->dsp.clear_blocks(s->block[0]); dquant = cbpc & 8; s->mb_intra = ((cbpc & 4) != 0); if (s->mb_intra) goto intra; if(s->pb_frame && get_bits1(&s->gb)) pb_mv_count = h263_get_modb(&s->gb, s->pb_frame, &cbpb); cbpy = get_vlc2(&s->gb, ff_h263_cbpy_vlc.table, CBPY_VLC_BITS, 1); if(s->alt_inter_vlc==0 || (cbpc & 3)!=3) cbpy ^= 0xF; cbp = (cbpc & 3) | (cbpy << 2); if (dquant) { h263_decode_dquant(s); } s->mv_dir = MV_DIR_FORWARD; if ((cbpc & 16) == 0) { s->current_picture.mb_type[xy] = MB_TYPE_16x16 | MB_TYPE_L0; /* 16x16 motion prediction */ s->mv_type = MV_TYPE_16X16; ff_h263_pred_motion(s, 0, 0, &pred_x, &pred_y); if (s->umvplus) mx = h263p_decode_umotion(s, pred_x); else mx = ff_h263_decode_motion(s, pred_x, 1); if (mx >= 0xffff) return -1; if (s->umvplus) my = h263p_decode_umotion(s, pred_y); else my = ff_h263_decode_motion(s, pred_y, 1); if (my >= 0xffff) return -1; s->mv[0][0][0] = mx; s->mv[0][0][1] = my; if (s->umvplus && (mx - pred_x) == 1 && (my - pred_y) == 1) skip_bits1(&s->gb); /* Bit stuffing to prevent PSC */ } else { s->current_picture.mb_type[xy] = MB_TYPE_8x8 | MB_TYPE_L0; s->mv_type = MV_TYPE_8X8; for(i=0;i<4;i++) { mot_val = ff_h263_pred_motion(s, i, 0, &pred_x, &pred_y); if (s->umvplus) mx = h263p_decode_umotion(s, pred_x); else mx = ff_h263_decode_motion(s, pred_x, 1); if (mx >= 0xffff) return -1; if (s->umvplus) my = h263p_decode_umotion(s, pred_y); else my = ff_h263_decode_motion(s, pred_y, 1); if (my >= 0xffff) return -1; s->mv[0][i][0] = mx; s->mv[0][i][1] = my; if (s->umvplus && (mx - pred_x) == 1 && (my - pred_y) == 1) skip_bits1(&s->gb); /* Bit stuffing to prevent PSC */ mot_val[0] = mx; mot_val[1] = my; } } } else if(s->pict_type==AV_PICTURE_TYPE_B) { int mb_type; const int stride= s->b8_stride; int16_t *mot_val0 = s->current_picture.motion_val[0][2 * (s->mb_x + s->mb_y * stride)]; int16_t *mot_val1 = s->current_picture.motion_val[1][2 * (s->mb_x + s->mb_y * stride)]; // const int mv_xy= s->mb_x + 1 + s->mb_y * s->mb_stride; //FIXME ugly mot_val0[0 ]= mot_val0[2 ]= mot_val0[0+2*stride]= mot_val0[2+2*stride]= mot_val0[1 ]= mot_val0[3 ]= mot_val0[1+2*stride]= mot_val0[3+2*stride]= mot_val1[0 ]= mot_val1[2 ]= mot_val1[0+2*stride]= mot_val1[2+2*stride]= mot_val1[1 ]= mot_val1[3 ]= mot_val1[1+2*stride]= mot_val1[3+2*stride]= 0; do{ mb_type= get_vlc2(&s->gb, h263_mbtype_b_vlc.table, H263_MBTYPE_B_VLC_BITS, 2); if (mb_type < 0){ av_log(s->avctx, AV_LOG_ERROR, "b mb_type damaged at %d %d\n", s->mb_x, s->mb_y); return -1; } mb_type= h263_mb_type_b_map[ mb_type ]; }while(!mb_type); s->mb_intra = IS_INTRA(mb_type); if(HAS_CBP(mb_type)){ s->dsp.clear_blocks(s->block[0]); cbpc = get_vlc2(&s->gb, cbpc_b_vlc.table, CBPC_B_VLC_BITS, 1); if(s->mb_intra){ dquant = IS_QUANT(mb_type); goto intra; } cbpy = get_vlc2(&s->gb, ff_h263_cbpy_vlc.table, CBPY_VLC_BITS, 1); if (cbpy < 0){ av_log(s->avctx, AV_LOG_ERROR, "b cbpy damaged at %d %d\n", s->mb_x, s->mb_y); return -1; } if(s->alt_inter_vlc==0 || (cbpc & 3)!=3) cbpy ^= 0xF; cbp = (cbpc & 3) | (cbpy << 2); }else cbp=0; assert(!s->mb_intra); if(IS_QUANT(mb_type)){ h263_decode_dquant(s); } if(IS_DIRECT(mb_type)){ s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD | MV_DIRECT; mb_type |= ff_mpeg4_set_direct_mv(s, 0, 0); }else{ s->mv_dir = 0; s->mv_type= MV_TYPE_16X16; //FIXME UMV if(USES_LIST(mb_type, 0)){ int16_t *mot_val= ff_h263_pred_motion(s, 0, 0, &mx, &my); s->mv_dir = MV_DIR_FORWARD; mx = ff_h263_decode_motion(s, mx, 1); my = ff_h263_decode_motion(s, my, 1); s->mv[0][0][0] = mx; s->mv[0][0][1] = my; mot_val[0 ]= mot_val[2 ]= mot_val[0+2*stride]= mot_val[2+2*stride]= mx; mot_val[1 ]= mot_val[3 ]= mot_val[1+2*stride]= mot_val[3+2*stride]= my; } if(USES_LIST(mb_type, 1)){ int16_t *mot_val= ff_h263_pred_motion(s, 0, 1, &mx, &my); s->mv_dir |= MV_DIR_BACKWARD; mx = ff_h263_decode_motion(s, mx, 1); my = ff_h263_decode_motion(s, my, 1); s->mv[1][0][0] = mx; s->mv[1][0][1] = my; mot_val[0 ]= mot_val[2 ]= mot_val[0+2*stride]= mot_val[2+2*stride]= mx; mot_val[1 ]= mot_val[3 ]= mot_val[1+2*stride]= mot_val[3+2*stride]= my; } } s->current_picture.mb_type[xy] = mb_type; } else { /* I-Frame */ do{ cbpc = get_vlc2(&s->gb, ff_h263_intra_MCBPC_vlc.table, INTRA_MCBPC_VLC_BITS, 2); if (cbpc < 0){ av_log(s->avctx, AV_LOG_ERROR, "I cbpc damaged at %d %d\n", s->mb_x, s->mb_y); return -1; } }while(cbpc == 8); s->dsp.clear_blocks(s->block[0]); dquant = cbpc & 4; s->mb_intra = 1; intra: s->current_picture.mb_type[xy] = MB_TYPE_INTRA; if (s->h263_aic) { s->ac_pred = get_bits1(&s->gb); if(s->ac_pred){ s->current_picture.mb_type[xy] = MB_TYPE_INTRA | MB_TYPE_ACPRED; s->h263_aic_dir = get_bits1(&s->gb); } }else s->ac_pred = 0; if(s->pb_frame && get_bits1(&s->gb)) pb_mv_count = h263_get_modb(&s->gb, s->pb_frame, &cbpb); cbpy = get_vlc2(&s->gb, ff_h263_cbpy_vlc.table, CBPY_VLC_BITS, 1); if(cbpy<0){ av_log(s->avctx, AV_LOG_ERROR, "I cbpy damaged at %d %d\n", s->mb_x, s->mb_y); return -1; } cbp = (cbpc & 3) | (cbpy << 2); if (dquant) { h263_decode_dquant(s); } pb_mv_count += !!s->pb_frame; } while(pb_mv_count--){ ff_h263_decode_motion(s, 0, 1); ff_h263_decode_motion(s, 0, 1); } /* decode each block */ for (i = 0; i < 6; i++) { if (h263_decode_block(s, block[i], i, cbp&32) < 0) return -1; cbp+=cbp; } if(s->pb_frame && h263_skip_b_part(s, cbpb) < 0) return -1; if(s->obmc && !s->mb_intra){ if(s->pict_type == AV_PICTURE_TYPE_P && s->mb_x+1<s->mb_width && s->mb_num_left != 1) preview_obmc(s); } end: /* per-MB end of slice check */ { int v= show_bits(&s->gb, 16); if (get_bits_left(&s->gb) < 16) { v >>= 16 - get_bits_left(&s->gb); } if(v==0) return SLICE_END; } return SLICE_OK; } | 17,843 |
1 | const QEMUSizedBuffer *qemu_buf_get(QEMUFile *f) { QEMUBuffer *p; qemu_fflush(f); p = f->opaque; return p->qsb; } | 17,844 |
1 | static int vncws_start_tls_handshake(struct VncState *vs) { int ret = gnutls_handshake(vs->tls.session); if (ret < 0) { if (!gnutls_error_is_fatal(ret)) { VNC_DEBUG("Handshake interrupted (blocking)\n"); if (!gnutls_record_get_direction(vs->tls.session)) { qemu_set_fd_handler(vs->csock, vncws_tls_handshake_io, NULL, vs); qemu_set_fd_handler(vs->csock, NULL, vncws_tls_handshake_io, vs); return 0; VNC_DEBUG("Handshake failed %s\n", gnutls_strerror(ret)); VNC_DEBUG("Handshake done, switching to TLS data mode\n"); qemu_set_fd_handler2(vs->csock, NULL, vncws_handshake_read, NULL, vs); return 0; | 17,845 |
1 | static uint8_t *read_huffman_tables(FourXContext *f, uint8_t * const buf){ int frequency[512]; uint8_t flag[512]; int up[512]; uint8_t len_tab[257]; int bits_tab[257]; int start, end; uint8_t *ptr= buf; int j; memset(frequency, 0, sizeof(frequency)); memset(up, -1, sizeof(up)); start= *ptr++; end= *ptr++; for(;;){ int i; for(i=start; i<=end; i++){ frequency[i]= *ptr++; // printf("%d %d %d\n", start, end, frequency[i]); } start= *ptr++; if(start==0) break; end= *ptr++; } frequency[256]=1; while((ptr - buf)&3) ptr++; // 4byte align // for(j=0; j<16; j++) // printf("%2X", ptr[j]); for(j=257; j<512; j++){ int min_freq[2]= {256*256, 256*256}; int smallest[2]= {0, 0}; int i; for(i=0; i<j; i++){ if(frequency[i] == 0) continue; if(frequency[i] < min_freq[1]){ if(frequency[i] < min_freq[0]){ min_freq[1]= min_freq[0]; smallest[1]= smallest[0]; min_freq[0]= frequency[i];smallest[0]= i; }else{ min_freq[1]= frequency[i];smallest[1]= i; } } } if(min_freq[1] == 256*256) break; frequency[j]= min_freq[0] + min_freq[1]; flag[ smallest[0] ]= 0; flag[ smallest[1] ]= 1; up[ smallest[0] ]= up[ smallest[1] ]= j; frequency[ smallest[0] ]= frequency[ smallest[1] ]= 0; } for(j=0; j<257; j++){ int node; int len=0; int bits=0; for(node= j; up[node] != -1; node= up[node]){ bits += flag[node]<<len; len++; if(len > 31) av_log(f->avctx, AV_LOG_ERROR, "vlc length overflow\n"); //can this happen at all ? } bits_tab[j]= bits; len_tab[j]= len; } init_vlc(&f->pre_vlc, ACDC_VLC_BITS, 257, len_tab , 1, 1, bits_tab, 4, 4); return ptr; } | 17,846 |
1 | static bool ohci_eof_timer_needed(void *opaque) { OHCIState *ohci = opaque; return ohci->eof_timer != NULL; } | 17,847 |
1 | static int decode_frame_apng(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt) { PNGDecContext *const s = avctx->priv_data; int ret; AVFrame *p; ff_thread_release_buffer(avctx, &s->last_picture); FFSWAP(ThreadFrame, s->picture, s->last_picture); p = s->picture.f; if (!(s->state & PNG_IHDR)) { int side_data_size = 0; uint8_t *side_data = NULL; if (avpkt) side_data = av_packet_get_side_data(avpkt, AV_PKT_DATA_NEW_EXTRADATA, &side_data_size); if (side_data_size) { av_freep(&s->extra_data); s->extra_data = av_mallocz(side_data_size + AV_INPUT_BUFFER_PADDING_SIZE); if (!s->extra_data) return AVERROR(ENOMEM); s->extra_data_size = side_data_size; memcpy(s->extra_data, side_data, s->extra_data_size); } if (!s->extra_data_size) return AVERROR_INVALIDDATA; /* only init fields, there is no zlib use in extradata */ s->zstream.zalloc = ff_png_zalloc; s->zstream.zfree = ff_png_zfree; bytestream2_init(&s->gb, s->extra_data, s->extra_data_size); if ((ret = decode_frame_common(avctx, s, p, avpkt)) < 0) goto end; } /* reset state for a new frame */ if ((ret = inflateInit(&s->zstream)) != Z_OK) { av_log(avctx, AV_LOG_ERROR, "inflateInit returned error %d\n", ret); ret = AVERROR_EXTERNAL; goto end; } s->y = 0; s->state &= ~(PNG_IDAT | PNG_ALLIMAGE); bytestream2_init(&s->gb, avpkt->data, avpkt->size); if ((ret = decode_frame_common(avctx, s, p, avpkt)) < 0) goto end; if (!(s->state & PNG_ALLIMAGE)) av_log(avctx, AV_LOG_WARNING, "Frame did not contain a complete image\n"); if (!(s->state & (PNG_ALLIMAGE|PNG_IDAT))) { ret = AVERROR_INVALIDDATA; goto end; } if ((ret = av_frame_ref(data, s->picture.f)) < 0) goto end; *got_frame = 1; ret = bytestream2_tell(&s->gb); end: inflateEnd(&s->zstream); return ret; } | 17,848 |
1 | static abi_ulong mmap_find_vma_reserved(abi_ulong start, abi_ulong size) { abi_ulong addr; abi_ulong end_addr; int prot; int looped = 0; if (size > reserved_va) { return (abi_ulong)-1; } size = HOST_PAGE_ALIGN(size); end_addr = start + size; if (end_addr > reserved_va) { end_addr = reserved_va; } addr = end_addr - qemu_host_page_size; while (1) { if (addr > end_addr) { if (looped) { return (abi_ulong)-1; } end_addr = reserved_va; addr = end_addr - qemu_host_page_size; looped = 1; continue; } prot = page_get_flags(addr); if (prot) { end_addr = addr; } if (addr + size == end_addr) { break; } addr -= qemu_host_page_size; } if (start == mmap_next_start) { mmap_next_start = addr; } return addr; } | 17,849 |
0 | static av_always_inline int process_frame(WriterContext *w, InputFile *ifile, AVFrame *frame, AVPacket *pkt) { AVFormatContext *fmt_ctx = ifile->fmt_ctx; AVCodecContext *dec_ctx = ifile->streams[pkt->stream_index].dec_ctx; AVCodecParameters *par = ifile->streams[pkt->stream_index].st->codecpar; AVSubtitle sub; int ret = 0, got_frame = 0; if (dec_ctx->codec) { switch (par->codec_type) { case AVMEDIA_TYPE_VIDEO: ret = avcodec_decode_video2(dec_ctx, frame, &got_frame, pkt); break; case AVMEDIA_TYPE_AUDIO: ret = avcodec_decode_audio4(dec_ctx, frame, &got_frame, pkt); break; case AVMEDIA_TYPE_SUBTITLE: ret = avcodec_decode_subtitle2(dec_ctx, &sub, &got_frame, pkt); break; } } if (ret < 0) return ret; ret = FFMIN(ret, pkt->size); /* guard against bogus return values */ pkt->data += ret; pkt->size -= ret; if (got_frame) { int is_sub = (par->codec_type == AVMEDIA_TYPE_SUBTITLE); nb_streams_frames[pkt->stream_index]++; if (do_show_frames) if (is_sub) show_subtitle(w, &sub, ifile->streams[pkt->stream_index].st, fmt_ctx); else show_frame(w, frame, ifile->streams[pkt->stream_index].st, fmt_ctx); if (is_sub) avsubtitle_free(&sub); } return got_frame; } | 17,850 |
0 | static int mov_read_stsd(MOVContext *c, AVIOContext *pb, MOVAtom atom) { AVStream *st; MOVStreamContext *sc; int ret; if (c->fc->nb_streams < 1) return 0; st = c->fc->streams[c->fc->nb_streams - 1]; sc = st->priv_data; avio_r8(pb); /* version */ avio_rb24(pb); /* flags */ sc->stsd_count = avio_rb32(pb); /* entries */ /* Prepare space for hosting multiple extradata. */ sc->extradata = av_mallocz_array(sc->stsd_count, sizeof(*sc->extradata)); if (!sc->extradata) return AVERROR(ENOMEM); sc->extradata_size = av_mallocz_array(sc->stsd_count, sizeof(*sc->extradata_size)); if (!sc->extradata_size) return AVERROR(ENOMEM); ret = ff_mov_read_stsd_entries(c, pb, sc->stsd_count); if (ret < 0) return ret; /* Restore back the primary extradata. */ av_freep(&st->codecpar->extradata); st->codecpar->extradata_size = sc->extradata_size[0]; if (sc->extradata_size[0]) { st->codecpar->extradata = av_mallocz(sc->extradata_size[0] + AV_INPUT_BUFFER_PADDING_SIZE); if (!st->codecpar->extradata) return AVERROR(ENOMEM); memcpy(st->codecpar->extradata, sc->extradata[0], sc->extradata_size[0]); } return 0; } | 17,851 |
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