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0 | void ff_set_mpeg4_time(MpegEncContext * s){ if(s->pict_type==AV_PICTURE_TYPE_B){ ff_mpeg4_init_direct_mv(s); }else{ s->last_time_base= s->time_base; s->time_base= s->time/s->avctx->time_base.den; } } | 18,496 |
1 | static int skeleton_header(AVFormatContext *s, int idx) { struct ogg *ogg = s->priv_data; struct ogg_stream *os = ogg->streams + idx; AVStream *st = s->streams[idx]; uint8_t *buf = os->buf + os->pstart; int version_major, version_minor; int64_t start_num, start_den, start_granule; int target_idx, start_time; strcpy(st->codec->codec_name, "skeleton"); st->codec->codec_type = AVMEDIA_TYPE_DATA; if (os->psize < 8) return -1; if (!strncmp(buf, "fishead", 8)) { if (os->psize < 64) return -1; version_major = AV_RL16(buf+8); version_minor = AV_RL16(buf+10); if (version_major != 3 && version_major != 4) { av_log(s, AV_LOG_WARNING, "Unknown skeleton version %d.%d\n", version_major, version_minor); return -1; } // This is the overall start time. We use it for the start time of // of the skeleton stream since if left unset lavf assumes 0, // which we don't want since skeleton is timeless // FIXME: the real meaning of this field is "start playback at // this time which can be in the middle of a packet start_num = AV_RL64(buf+12); start_den = AV_RL64(buf+20); if (start_den) { int base_den; av_reduce(&start_time, &base_den, start_num, start_den, INT_MAX); avpriv_set_pts_info(st, 64, 1, base_den); os->lastpts = st->start_time = start_time; } } else if (!strncmp(buf, "fisbone", 8)) { if (os->psize < 52) return -1; target_idx = ogg_find_stream(ogg, AV_RL32(buf+12)); start_granule = AV_RL64(buf+36); if (target_idx >= 0 && start_granule != -1) { ogg->streams[target_idx].lastpts = s->streams[target_idx]->start_time = ogg_gptopts(s, target_idx, start_granule, NULL); } } return 1; } | 18,498 |
1 | static void virtio_net_set_status(struct VirtIODevice *vdev, uint8_t status) { VirtIONet *n = VIRTIO_NET(vdev); VirtIONetQueue *q; int i; uint8_t queue_status; virtio_net_vnet_endian_status(n, status); virtio_net_vhost_status(n, status); for (i = 0; i < n->max_queues; i++) { NetClientState *ncs = qemu_get_subqueue(n->nic, i); bool queue_started; q = &n->vqs[i]; if ((!n->multiqueue && i != 0) || i >= n->curr_queues) { queue_status = 0; } else { queue_status = status; } queue_started = virtio_net_started(n, queue_status) && !n->vhost_started; if (queue_started) { qemu_flush_queued_packets(ncs); } if (!q->tx_waiting) { continue; } if (queue_started) { if (q->tx_timer) { timer_mod(q->tx_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + n->tx_timeout); } else { qemu_bh_schedule(q->tx_bh); } } else { if (q->tx_timer) { timer_del(q->tx_timer); } else { qemu_bh_cancel(q->tx_bh); } if ((n->status & VIRTIO_NET_S_LINK_UP) == 0 && (queue_status & VIRTIO_CONFIG_S_DRIVER_OK)) { /* if tx is waiting we are likely have some packets in tx queue * and disabled notification */ q->tx_waiting = 0; virtio_queue_set_notification(q->tx_vq, 1); virtio_net_drop_tx_queue_data(vdev, q->tx_vq); } } } } | 18,499 |
0 | static void alloc_picture(void *opaque) { VideoState *is = opaque; VideoPicture *vp; vp = &is->pictq[is->pictq_windex]; if (vp->bmp) SDL_FreeYUVOverlay(vp->bmp); #if CONFIG_AVFILTER if (vp->picref) avfilter_unref_buffer(vp->picref); vp->picref = NULL; vp->width = is->out_video_filter->inputs[0]->w; vp->height = is->out_video_filter->inputs[0]->h; vp->pix_fmt = is->out_video_filter->inputs[0]->format; #else vp->width = is->video_st->codec->width; vp->height = is->video_st->codec->height; vp->pix_fmt = is->video_st->codec->pix_fmt; #endif vp->bmp = SDL_CreateYUVOverlay(vp->width, vp->height, SDL_YV12_OVERLAY, screen); if (!vp->bmp || vp->bmp->pitches[0] < vp->width) { /* SDL allocates a buffer smaller than requested if the video * overlay hardware is unable to support the requested size. */ fprintf(stderr, "Error: the video system does not support an image\n" "size of %dx%d pixels. Try using -vf \"scale=w:h\"\n" "to reduce the image size.\n", vp->width, vp->height ); do_exit(is); } SDL_LockMutex(is->pictq_mutex); vp->allocated = 1; SDL_CondSignal(is->pictq_cond); SDL_UnlockMutex(is->pictq_mutex); } | 18,500 |
0 | static void int_to_int16(int16_t *out, const int *inp) { int i; for (i=0; i<30; i++) *(out++) = *(inp++); } | 18,502 |
0 | static int decode_frame_adu(AVCodecContext *avctx, void *data, int *got_frame_ptr, AVPacket *avpkt) { const uint8_t *buf = avpkt->data; int buf_size = avpkt->size; MPADecodeContext *s = avctx->priv_data; uint32_t header; int len, ret; len = buf_size; // Discard too short frames if (buf_size < HEADER_SIZE) { av_log(avctx, AV_LOG_ERROR, "Packet is too small\n"); return AVERROR_INVALIDDATA; } if (len > MPA_MAX_CODED_FRAME_SIZE) len = MPA_MAX_CODED_FRAME_SIZE; // Get header and restore sync word header = AV_RB32(buf) | 0xffe00000; if (ff_mpa_check_header(header) < 0) { // Bad header, discard frame av_log(avctx, AV_LOG_ERROR, "Invalid frame header\n"); return AVERROR_INVALIDDATA; } avpriv_mpegaudio_decode_header((MPADecodeHeader *)s, header); /* update codec info */ avctx->sample_rate = s->sample_rate; avctx->channels = s->nb_channels; avctx->channel_layout = s->nb_channels == 1 ? AV_CH_LAYOUT_MONO : AV_CH_LAYOUT_STEREO; if (!avctx->bit_rate) avctx->bit_rate = s->bit_rate; s->frame_size = len; s->frame = data; ret = mp_decode_frame(s, NULL, buf, buf_size); if (ret < 0) { av_log(avctx, AV_LOG_ERROR, "Error while decoding MPEG audio frame.\n"); return ret; } *got_frame_ptr = 1; return buf_size; } | 18,504 |
0 | static void fill_caches(H264Context *h, int mb_type, int for_deblock){ MpegEncContext * const s = &h->s; const int mb_xy= h->mb_xy; int topleft_xy, top_xy, topright_xy, left_xy[2]; int topleft_type, top_type, topright_type, left_type[2]; int * left_block; int topleft_partition= -1; int i; top_xy = mb_xy - (s->mb_stride << FIELD_PICTURE); //FIXME deblocking could skip the intra and nnz parts. if(for_deblock && (h->slice_num == 1 || h->slice_table[mb_xy] == h->slice_table[top_xy]) && !FRAME_MBAFF) return; /* Wow, what a mess, why didn't they simplify the interlacing & intra * stuff, I can't imagine that these complex rules are worth it. */ topleft_xy = top_xy - 1; topright_xy= top_xy + 1; left_xy[1] = left_xy[0] = mb_xy-1; left_block = left_block_options[0]; if(FRAME_MBAFF){ const int pair_xy = s->mb_x + (s->mb_y & ~1)*s->mb_stride; const int top_pair_xy = pair_xy - s->mb_stride; const int topleft_pair_xy = top_pair_xy - 1; const int topright_pair_xy = top_pair_xy + 1; const int topleft_mb_frame_flag = !IS_INTERLACED(s->current_picture.mb_type[topleft_pair_xy]); const int top_mb_frame_flag = !IS_INTERLACED(s->current_picture.mb_type[top_pair_xy]); const int topright_mb_frame_flag = !IS_INTERLACED(s->current_picture.mb_type[topright_pair_xy]); const int left_mb_frame_flag = !IS_INTERLACED(s->current_picture.mb_type[pair_xy-1]); const int curr_mb_frame_flag = !IS_INTERLACED(mb_type); const int bottom = (s->mb_y & 1); tprintf(s->avctx, "fill_caches: curr_mb_frame_flag:%d, left_mb_frame_flag:%d, topleft_mb_frame_flag:%d, top_mb_frame_flag:%d, topright_mb_frame_flag:%d\n", curr_mb_frame_flag, left_mb_frame_flag, topleft_mb_frame_flag, top_mb_frame_flag, topright_mb_frame_flag); if (bottom ? !curr_mb_frame_flag // bottom macroblock : (!curr_mb_frame_flag && !top_mb_frame_flag) // top macroblock ) { top_xy -= s->mb_stride; } if (bottom ? !curr_mb_frame_flag // bottom macroblock : (!curr_mb_frame_flag && !topleft_mb_frame_flag) // top macroblock ) { topleft_xy -= s->mb_stride; } else if(bottom && curr_mb_frame_flag && !left_mb_frame_flag) { topleft_xy += s->mb_stride; // take top left mv from the middle of the mb, as opposed to all other modes which use the bottom right partition topleft_partition = 0; } if (bottom ? !curr_mb_frame_flag // bottom macroblock : (!curr_mb_frame_flag && !topright_mb_frame_flag) // top macroblock ) { topright_xy -= s->mb_stride; } if (left_mb_frame_flag != curr_mb_frame_flag) { left_xy[1] = left_xy[0] = pair_xy - 1; if (curr_mb_frame_flag) { if (bottom) { left_block = left_block_options[1]; } else { left_block= left_block_options[2]; } } else { left_xy[1] += s->mb_stride; left_block = left_block_options[3]; } } } h->top_mb_xy = top_xy; h->left_mb_xy[0] = left_xy[0]; h->left_mb_xy[1] = left_xy[1]; if(for_deblock){ topleft_type = 0; topright_type = 0; top_type = h->slice_table[top_xy ] < 255 ? s->current_picture.mb_type[top_xy] : 0; left_type[0] = h->slice_table[left_xy[0] ] < 255 ? s->current_picture.mb_type[left_xy[0]] : 0; left_type[1] = h->slice_table[left_xy[1] ] < 255 ? s->current_picture.mb_type[left_xy[1]] : 0; if(FRAME_MBAFF && !IS_INTRA(mb_type)){ int list; for(list=0; list<h->list_count; list++){ if(USES_LIST(mb_type,list)){ uint32_t *src = (uint32_t*)s->current_picture.motion_val[list][h->mb2b_xy[mb_xy]]; uint32_t *dst = (uint32_t*)h->mv_cache[list][scan8[0]]; int8_t *ref = &s->current_picture.ref_index[list][h->mb2b8_xy[mb_xy]]; for(i=0; i<4; i++, dst+=8, src+=h->b_stride){ dst[0] = src[0]; dst[1] = src[1]; dst[2] = src[2]; dst[3] = src[3]; } *(uint32_t*)&h->ref_cache[list][scan8[ 0]] = *(uint32_t*)&h->ref_cache[list][scan8[ 2]] = pack16to32(ref[0],ref[1])*0x0101; ref += h->b8_stride; *(uint32_t*)&h->ref_cache[list][scan8[ 8]] = *(uint32_t*)&h->ref_cache[list][scan8[10]] = pack16to32(ref[0],ref[1])*0x0101; }else{ fill_rectangle(&h-> mv_cache[list][scan8[ 0]], 4, 4, 8, 0, 4); fill_rectangle(&h->ref_cache[list][scan8[ 0]], 4, 4, 8, (uint8_t)LIST_NOT_USED, 1); } } } }else{ topleft_type = h->slice_table[topleft_xy ] == h->slice_num ? s->current_picture.mb_type[topleft_xy] : 0; top_type = h->slice_table[top_xy ] == h->slice_num ? s->current_picture.mb_type[top_xy] : 0; topright_type= h->slice_table[topright_xy] == h->slice_num ? s->current_picture.mb_type[topright_xy]: 0; left_type[0] = h->slice_table[left_xy[0] ] == h->slice_num ? s->current_picture.mb_type[left_xy[0]] : 0; left_type[1] = h->slice_table[left_xy[1] ] == h->slice_num ? s->current_picture.mb_type[left_xy[1]] : 0; } if(IS_INTRA(mb_type)){ h->topleft_samples_available= h->top_samples_available= h->left_samples_available= 0xFFFF; h->topright_samples_available= 0xEEEA; if(!IS_INTRA(top_type) && (top_type==0 || h->pps.constrained_intra_pred)){ h->topleft_samples_available= 0xB3FF; h->top_samples_available= 0x33FF; h->topright_samples_available= 0x26EA; } for(i=0; i<2; i++){ if(!IS_INTRA(left_type[i]) && (left_type[i]==0 || h->pps.constrained_intra_pred)){ h->topleft_samples_available&= 0xDF5F; h->left_samples_available&= 0x5F5F; } } if(!IS_INTRA(topleft_type) && (topleft_type==0 || h->pps.constrained_intra_pred)) h->topleft_samples_available&= 0x7FFF; if(!IS_INTRA(topright_type) && (topright_type==0 || h->pps.constrained_intra_pred)) h->topright_samples_available&= 0xFBFF; if(IS_INTRA4x4(mb_type)){ if(IS_INTRA4x4(top_type)){ h->intra4x4_pred_mode_cache[4+8*0]= h->intra4x4_pred_mode[top_xy][4]; h->intra4x4_pred_mode_cache[5+8*0]= h->intra4x4_pred_mode[top_xy][5]; h->intra4x4_pred_mode_cache[6+8*0]= h->intra4x4_pred_mode[top_xy][6]; h->intra4x4_pred_mode_cache[7+8*0]= h->intra4x4_pred_mode[top_xy][3]; }else{ int pred; if(!top_type || (IS_INTER(top_type) && h->pps.constrained_intra_pred)) pred= -1; else{ pred= 2; } h->intra4x4_pred_mode_cache[4+8*0]= h->intra4x4_pred_mode_cache[5+8*0]= h->intra4x4_pred_mode_cache[6+8*0]= h->intra4x4_pred_mode_cache[7+8*0]= pred; } for(i=0; i<2; i++){ if(IS_INTRA4x4(left_type[i])){ h->intra4x4_pred_mode_cache[3+8*1 + 2*8*i]= h->intra4x4_pred_mode[left_xy[i]][left_block[0+2*i]]; h->intra4x4_pred_mode_cache[3+8*2 + 2*8*i]= h->intra4x4_pred_mode[left_xy[i]][left_block[1+2*i]]; }else{ int pred; if(!left_type[i] || (IS_INTER(left_type[i]) && h->pps.constrained_intra_pred)) pred= -1; else{ pred= 2; } h->intra4x4_pred_mode_cache[3+8*1 + 2*8*i]= h->intra4x4_pred_mode_cache[3+8*2 + 2*8*i]= pred; } } } } /* 0 . T T. T T T T 1 L . .L . . . . 2 L . .L . . . . 3 . T TL . . . . 4 L . .L . . . . 5 L . .. . . . . */ //FIXME constraint_intra_pred & partitioning & nnz (let us hope this is just a typo in the spec) if(top_type){ h->non_zero_count_cache[4+8*0]= h->non_zero_count[top_xy][4]; h->non_zero_count_cache[5+8*0]= h->non_zero_count[top_xy][5]; h->non_zero_count_cache[6+8*0]= h->non_zero_count[top_xy][6]; h->non_zero_count_cache[7+8*0]= h->non_zero_count[top_xy][3]; h->non_zero_count_cache[1+8*0]= h->non_zero_count[top_xy][9]; h->non_zero_count_cache[2+8*0]= h->non_zero_count[top_xy][8]; h->non_zero_count_cache[1+8*3]= h->non_zero_count[top_xy][12]; h->non_zero_count_cache[2+8*3]= h->non_zero_count[top_xy][11]; }else{ h->non_zero_count_cache[4+8*0]= h->non_zero_count_cache[5+8*0]= h->non_zero_count_cache[6+8*0]= h->non_zero_count_cache[7+8*0]= h->non_zero_count_cache[1+8*0]= h->non_zero_count_cache[2+8*0]= h->non_zero_count_cache[1+8*3]= h->non_zero_count_cache[2+8*3]= h->pps.cabac && !IS_INTRA(mb_type) ? 0 : 64; } for (i=0; i<2; i++) { if(left_type[i]){ h->non_zero_count_cache[3+8*1 + 2*8*i]= h->non_zero_count[left_xy[i]][left_block[0+2*i]]; h->non_zero_count_cache[3+8*2 + 2*8*i]= h->non_zero_count[left_xy[i]][left_block[1+2*i]]; h->non_zero_count_cache[0+8*1 + 8*i]= h->non_zero_count[left_xy[i]][left_block[4+2*i]]; h->non_zero_count_cache[0+8*4 + 8*i]= h->non_zero_count[left_xy[i]][left_block[5+2*i]]; }else{ h->non_zero_count_cache[3+8*1 + 2*8*i]= h->non_zero_count_cache[3+8*2 + 2*8*i]= h->non_zero_count_cache[0+8*1 + 8*i]= h->non_zero_count_cache[0+8*4 + 8*i]= h->pps.cabac && !IS_INTRA(mb_type) ? 0 : 64; } } if( h->pps.cabac ) { // top_cbp if(top_type) { h->top_cbp = h->cbp_table[top_xy]; } else if(IS_INTRA(mb_type)) { h->top_cbp = 0x1C0; } else { h->top_cbp = 0; } // left_cbp if (left_type[0]) { h->left_cbp = h->cbp_table[left_xy[0]] & 0x1f0; } else if(IS_INTRA(mb_type)) { h->left_cbp = 0x1C0; } else { h->left_cbp = 0; } if (left_type[0]) { h->left_cbp |= ((h->cbp_table[left_xy[0]]>>((left_block[0]&(~1))+1))&0x1) << 1; } if (left_type[1]) { h->left_cbp |= ((h->cbp_table[left_xy[1]]>>((left_block[2]&(~1))+1))&0x1) << 3; } } #if 1 if(IS_INTER(mb_type) || IS_DIRECT(mb_type)){ int list; for(list=0; list<h->list_count; list++){ if(!USES_LIST(mb_type, list) && !IS_DIRECT(mb_type) && !h->deblocking_filter){ /*if(!h->mv_cache_clean[list]){ memset(h->mv_cache [list], 0, 8*5*2*sizeof(int16_t)); //FIXME clean only input? clean at all? memset(h->ref_cache[list], PART_NOT_AVAILABLE, 8*5*sizeof(int8_t)); h->mv_cache_clean[list]= 1; }*/ continue; } h->mv_cache_clean[list]= 0; if(USES_LIST(top_type, list)){ const int b_xy= h->mb2b_xy[top_xy] + 3*h->b_stride; const int b8_xy= h->mb2b8_xy[top_xy] + h->b8_stride; *(uint32_t*)h->mv_cache[list][scan8[0] + 0 - 1*8]= *(uint32_t*)s->current_picture.motion_val[list][b_xy + 0]; *(uint32_t*)h->mv_cache[list][scan8[0] + 1 - 1*8]= *(uint32_t*)s->current_picture.motion_val[list][b_xy + 1]; *(uint32_t*)h->mv_cache[list][scan8[0] + 2 - 1*8]= *(uint32_t*)s->current_picture.motion_val[list][b_xy + 2]; *(uint32_t*)h->mv_cache[list][scan8[0] + 3 - 1*8]= *(uint32_t*)s->current_picture.motion_val[list][b_xy + 3]; h->ref_cache[list][scan8[0] + 0 - 1*8]= h->ref_cache[list][scan8[0] + 1 - 1*8]= s->current_picture.ref_index[list][b8_xy + 0]; h->ref_cache[list][scan8[0] + 2 - 1*8]= h->ref_cache[list][scan8[0] + 3 - 1*8]= s->current_picture.ref_index[list][b8_xy + 1]; }else{ *(uint32_t*)h->mv_cache [list][scan8[0] + 0 - 1*8]= *(uint32_t*)h->mv_cache [list][scan8[0] + 1 - 1*8]= *(uint32_t*)h->mv_cache [list][scan8[0] + 2 - 1*8]= *(uint32_t*)h->mv_cache [list][scan8[0] + 3 - 1*8]= 0; *(uint32_t*)&h->ref_cache[list][scan8[0] + 0 - 1*8]= ((top_type ? LIST_NOT_USED : PART_NOT_AVAILABLE)&0xFF)*0x01010101; } for(i=0; i<2; i++){ int cache_idx = scan8[0] - 1 + i*2*8; if(USES_LIST(left_type[i], list)){ const int b_xy= h->mb2b_xy[left_xy[i]] + 3; const int b8_xy= h->mb2b8_xy[left_xy[i]] + 1; *(uint32_t*)h->mv_cache[list][cache_idx ]= *(uint32_t*)s->current_picture.motion_val[list][b_xy + h->b_stride*left_block[0+i*2]]; *(uint32_t*)h->mv_cache[list][cache_idx+8]= *(uint32_t*)s->current_picture.motion_val[list][b_xy + h->b_stride*left_block[1+i*2]]; h->ref_cache[list][cache_idx ]= s->current_picture.ref_index[list][b8_xy + h->b8_stride*(left_block[0+i*2]>>1)]; h->ref_cache[list][cache_idx+8]= s->current_picture.ref_index[list][b8_xy + h->b8_stride*(left_block[1+i*2]>>1)]; }else{ *(uint32_t*)h->mv_cache [list][cache_idx ]= *(uint32_t*)h->mv_cache [list][cache_idx+8]= 0; h->ref_cache[list][cache_idx ]= h->ref_cache[list][cache_idx+8]= left_type[i] ? LIST_NOT_USED : PART_NOT_AVAILABLE; } } if((for_deblock || (IS_DIRECT(mb_type) && !h->direct_spatial_mv_pred)) && !FRAME_MBAFF) continue; if(USES_LIST(topleft_type, list)){ const int b_xy = h->mb2b_xy[topleft_xy] + 3 + h->b_stride + (topleft_partition & 2*h->b_stride); const int b8_xy= h->mb2b8_xy[topleft_xy] + 1 + (topleft_partition & h->b8_stride); *(uint32_t*)h->mv_cache[list][scan8[0] - 1 - 1*8]= *(uint32_t*)s->current_picture.motion_val[list][b_xy]; h->ref_cache[list][scan8[0] - 1 - 1*8]= s->current_picture.ref_index[list][b8_xy]; }else{ *(uint32_t*)h->mv_cache[list][scan8[0] - 1 - 1*8]= 0; h->ref_cache[list][scan8[0] - 1 - 1*8]= topleft_type ? LIST_NOT_USED : PART_NOT_AVAILABLE; } if(USES_LIST(topright_type, list)){ const int b_xy= h->mb2b_xy[topright_xy] + 3*h->b_stride; const int b8_xy= h->mb2b8_xy[topright_xy] + h->b8_stride; *(uint32_t*)h->mv_cache[list][scan8[0] + 4 - 1*8]= *(uint32_t*)s->current_picture.motion_val[list][b_xy]; h->ref_cache[list][scan8[0] + 4 - 1*8]= s->current_picture.ref_index[list][b8_xy]; }else{ *(uint32_t*)h->mv_cache [list][scan8[0] + 4 - 1*8]= 0; h->ref_cache[list][scan8[0] + 4 - 1*8]= topright_type ? LIST_NOT_USED : PART_NOT_AVAILABLE; } if((IS_SKIP(mb_type) || IS_DIRECT(mb_type)) && !FRAME_MBAFF) continue; h->ref_cache[list][scan8[5 ]+1] = h->ref_cache[list][scan8[7 ]+1] = h->ref_cache[list][scan8[13]+1] = //FIXME remove past 3 (init somewhere else) h->ref_cache[list][scan8[4 ]] = h->ref_cache[list][scan8[12]] = PART_NOT_AVAILABLE; *(uint32_t*)h->mv_cache [list][scan8[5 ]+1]= *(uint32_t*)h->mv_cache [list][scan8[7 ]+1]= *(uint32_t*)h->mv_cache [list][scan8[13]+1]= //FIXME remove past 3 (init somewhere else) *(uint32_t*)h->mv_cache [list][scan8[4 ]]= *(uint32_t*)h->mv_cache [list][scan8[12]]= 0; if( h->pps.cabac ) { /* XXX beurk, Load mvd */ if(USES_LIST(top_type, list)){ const int b_xy= h->mb2b_xy[top_xy] + 3*h->b_stride; *(uint32_t*)h->mvd_cache[list][scan8[0] + 0 - 1*8]= *(uint32_t*)h->mvd_table[list][b_xy + 0]; *(uint32_t*)h->mvd_cache[list][scan8[0] + 1 - 1*8]= *(uint32_t*)h->mvd_table[list][b_xy + 1]; *(uint32_t*)h->mvd_cache[list][scan8[0] + 2 - 1*8]= *(uint32_t*)h->mvd_table[list][b_xy + 2]; *(uint32_t*)h->mvd_cache[list][scan8[0] + 3 - 1*8]= *(uint32_t*)h->mvd_table[list][b_xy + 3]; }else{ *(uint32_t*)h->mvd_cache [list][scan8[0] + 0 - 1*8]= *(uint32_t*)h->mvd_cache [list][scan8[0] + 1 - 1*8]= *(uint32_t*)h->mvd_cache [list][scan8[0] + 2 - 1*8]= *(uint32_t*)h->mvd_cache [list][scan8[0] + 3 - 1*8]= 0; } if(USES_LIST(left_type[0], list)){ const int b_xy= h->mb2b_xy[left_xy[0]] + 3; *(uint32_t*)h->mvd_cache[list][scan8[0] - 1 + 0*8]= *(uint32_t*)h->mvd_table[list][b_xy + h->b_stride*left_block[0]]; *(uint32_t*)h->mvd_cache[list][scan8[0] - 1 + 1*8]= *(uint32_t*)h->mvd_table[list][b_xy + h->b_stride*left_block[1]]; }else{ *(uint32_t*)h->mvd_cache [list][scan8[0] - 1 + 0*8]= *(uint32_t*)h->mvd_cache [list][scan8[0] - 1 + 1*8]= 0; } if(USES_LIST(left_type[1], list)){ const int b_xy= h->mb2b_xy[left_xy[1]] + 3; *(uint32_t*)h->mvd_cache[list][scan8[0] - 1 + 2*8]= *(uint32_t*)h->mvd_table[list][b_xy + h->b_stride*left_block[2]]; *(uint32_t*)h->mvd_cache[list][scan8[0] - 1 + 3*8]= *(uint32_t*)h->mvd_table[list][b_xy + h->b_stride*left_block[3]]; }else{ *(uint32_t*)h->mvd_cache [list][scan8[0] - 1 + 2*8]= *(uint32_t*)h->mvd_cache [list][scan8[0] - 1 + 3*8]= 0; } *(uint32_t*)h->mvd_cache [list][scan8[5 ]+1]= *(uint32_t*)h->mvd_cache [list][scan8[7 ]+1]= *(uint32_t*)h->mvd_cache [list][scan8[13]+1]= //FIXME remove past 3 (init somewhere else) *(uint32_t*)h->mvd_cache [list][scan8[4 ]]= *(uint32_t*)h->mvd_cache [list][scan8[12]]= 0; if(h->slice_type_nos == FF_B_TYPE){ fill_rectangle(&h->direct_cache[scan8[0]], 4, 4, 8, 0, 1); if(IS_DIRECT(top_type)){ *(uint32_t*)&h->direct_cache[scan8[0] - 1*8]= 0x01010101; }else if(IS_8X8(top_type)){ int b8_xy = h->mb2b8_xy[top_xy] + h->b8_stride; h->direct_cache[scan8[0] + 0 - 1*8]= h->direct_table[b8_xy]; h->direct_cache[scan8[0] + 2 - 1*8]= h->direct_table[b8_xy + 1]; }else{ *(uint32_t*)&h->direct_cache[scan8[0] - 1*8]= 0; } if(IS_DIRECT(left_type[0])) h->direct_cache[scan8[0] - 1 + 0*8]= 1; else if(IS_8X8(left_type[0])) h->direct_cache[scan8[0] - 1 + 0*8]= h->direct_table[h->mb2b8_xy[left_xy[0]] + 1 + h->b8_stride*(left_block[0]>>1)]; else h->direct_cache[scan8[0] - 1 + 0*8]= 0; if(IS_DIRECT(left_type[1])) h->direct_cache[scan8[0] - 1 + 2*8]= 1; else if(IS_8X8(left_type[1])) h->direct_cache[scan8[0] - 1 + 2*8]= h->direct_table[h->mb2b8_xy[left_xy[1]] + 1 + h->b8_stride*(left_block[2]>>1)]; else h->direct_cache[scan8[0] - 1 + 2*8]= 0; } } if(FRAME_MBAFF){ #define MAP_MVS\ MAP_F2F(scan8[0] - 1 - 1*8, topleft_type)\ MAP_F2F(scan8[0] + 0 - 1*8, top_type)\ MAP_F2F(scan8[0] + 1 - 1*8, top_type)\ MAP_F2F(scan8[0] + 2 - 1*8, top_type)\ MAP_F2F(scan8[0] + 3 - 1*8, top_type)\ MAP_F2F(scan8[0] + 4 - 1*8, topright_type)\ MAP_F2F(scan8[0] - 1 + 0*8, left_type[0])\ MAP_F2F(scan8[0] - 1 + 1*8, left_type[0])\ MAP_F2F(scan8[0] - 1 + 2*8, left_type[1])\ MAP_F2F(scan8[0] - 1 + 3*8, left_type[1]) if(MB_FIELD){ #define MAP_F2F(idx, mb_type)\ if(!IS_INTERLACED(mb_type) && h->ref_cache[list][idx] >= 0){\ h->ref_cache[list][idx] <<= 1;\ h->mv_cache[list][idx][1] /= 2;\ h->mvd_cache[list][idx][1] /= 2;\ } MAP_MVS #undef MAP_F2F }else{ #define MAP_F2F(idx, mb_type)\ if(IS_INTERLACED(mb_type) && h->ref_cache[list][idx] >= 0){\ h->ref_cache[list][idx] >>= 1;\ h->mv_cache[list][idx][1] <<= 1;\ h->mvd_cache[list][idx][1] <<= 1;\ } MAP_MVS #undef MAP_F2F } } } } #endif h->neighbor_transform_size= !!IS_8x8DCT(top_type) + !!IS_8x8DCT(left_type[0]); } | 18,505 |
1 | int virtio_gpu_create_mapping_iov(struct virtio_gpu_resource_attach_backing *ab, struct virtio_gpu_ctrl_command *cmd, struct iovec **iov) { struct virtio_gpu_mem_entry *ents; size_t esize, s; int i; if (ab->nr_entries > 16384) { qemu_log_mask(LOG_GUEST_ERROR, "%s: nr_entries is too big (%d > 16384)\n", __func__, ab->nr_entries); return -1; } esize = sizeof(*ents) * ab->nr_entries; ents = g_malloc(esize); s = iov_to_buf(cmd->elem.out_sg, cmd->elem.out_num, sizeof(*ab), ents, esize); if (s != esize) { qemu_log_mask(LOG_GUEST_ERROR, "%s: command data size incorrect %zu vs %zu\n", __func__, s, esize); g_free(ents); return -1; } *iov = g_malloc0(sizeof(struct iovec) * ab->nr_entries); for (i = 0; i < ab->nr_entries; i++) { hwaddr len = ents[i].length; (*iov)[i].iov_len = ents[i].length; (*iov)[i].iov_base = cpu_physical_memory_map(ents[i].addr, &len, 1); if (!(*iov)[i].iov_base || len != ents[i].length) { qemu_log_mask(LOG_GUEST_ERROR, "%s: failed to map MMIO memory for" " resource %d element %d\n", __func__, ab->resource_id, i); virtio_gpu_cleanup_mapping_iov(*iov, i); g_free(ents); g_free(*iov); *iov = NULL; return -1; } } g_free(ents); return 0; } | 18,506 |
1 | static int check_refcounts_l2(BlockDriverState *bs, uint16_t *refcount_table, int refcount_table_size, int64_t l2_offset, int check_copied) { BDRVQcowState *s = bs->opaque; uint64_t *l2_table, offset; int i, l2_size, nb_csectors, refcount; int errors = 0; /* Read L2 table from disk */ l2_size = s->l2_size * sizeof(uint64_t); l2_table = qemu_malloc(l2_size); if (bdrv_pread(s->hd, l2_offset, l2_table, l2_size) != l2_size) goto fail; /* Do the actual checks */ for(i = 0; i < s->l2_size; i++) { offset = be64_to_cpu(l2_table[i]); if (offset != 0) { if (offset & QCOW_OFLAG_COMPRESSED) { /* Compressed clusters don't have QCOW_OFLAG_COPIED */ if (offset & QCOW_OFLAG_COPIED) { fprintf(stderr, "ERROR: cluster %" PRId64 ": " "copied flag must never be set for compressed " "clusters\n", offset >> s->cluster_bits); offset &= ~QCOW_OFLAG_COPIED; /* Mark cluster as used */ nb_csectors = ((offset >> s->csize_shift) & s->csize_mask) + 1; offset &= s->cluster_offset_mask; errors += inc_refcounts(bs, refcount_table, refcount_table_size, offset & ~511, nb_csectors * 512); } else { /* QCOW_OFLAG_COPIED must be set iff refcount == 1 */ if (check_copied) { uint64_t entry = offset; offset &= ~QCOW_OFLAG_COPIED; refcount = get_refcount(bs, offset >> s->cluster_bits); if ((refcount == 1) != ((entry & QCOW_OFLAG_COPIED) != 0)) { fprintf(stderr, "ERROR OFLAG_COPIED: offset=%" PRIx64 " refcount=%d\n", entry, refcount); /* Mark cluster as used */ offset &= ~QCOW_OFLAG_COPIED; errors += inc_refcounts(bs, refcount_table, refcount_table_size, offset, s->cluster_size); qemu_free(l2_table); return errors; fail: fprintf(stderr, "ERROR: I/O error in check_refcounts_l1\n"); qemu_free(l2_table); return -EIO; | 18,507 |
0 | static inline void direct_ref_list_init(H264Context * const h){ MpegEncContext * const s = &h->s; Picture * const ref1 = &h->ref_list[1][0]; Picture * const cur = s->current_picture_ptr; int list, i, j; int sidx= s->picture_structure&1; int ref1sidx= ref1->reference&1; for(list=0; list<2; list++){ cur->ref_count[sidx][list] = h->ref_count[list]; for(j=0; j<h->ref_count[list]; j++) cur->ref_poc[sidx][list][j] = h->ref_list[list][j].poc; } if(s->picture_structure == PICT_FRAME){ memcpy(cur->ref_count[0], cur->ref_count[1], sizeof(cur->ref_count[0])); memcpy(cur->ref_poc [0], cur->ref_poc [1], sizeof(cur->ref_poc [0])); } if(cur->pict_type != FF_B_TYPE || h->direct_spatial_mv_pred) return; for(list=0; list<2; list++){ for(i=0; i<ref1->ref_count[ref1sidx][list]; i++){ const int poc = ref1->ref_poc[ref1sidx][list][i]; h->map_col_to_list0[list][i] = 0; /* bogus; fills in for missing frames */ for(j=0; j<h->ref_count[list]; j++) if(h->ref_list[list][j].poc == poc){ h->map_col_to_list0[list][i] = j; break; } } } if(FRAME_MBAFF){ for(list=0; list<2; list++){ for(i=0; i<ref1->ref_count[ref1sidx][list]; i++){ j = h->map_col_to_list0[list][i]; h->map_col_to_list0_field[list][2*i] = 2*j; h->map_col_to_list0_field[list][2*i+1] = 2*j+1; } } } } | 18,508 |
1 | static inline void tm2_high_chroma(int *data, int stride, int *last, int *CD, int *deltas) { int i, j; for (j = 0; j < 2; j++) { for (i = 0; i < 2; i++) { CD[j] += deltas[i + j * 2]; last[i] += CD[j]; data[i] = last[i]; } data += stride; } } | 18,509 |
1 | static int bdrv_check_byte_request(BlockDriverState *bs, int64_t offset, size_t size) { int64_t len; if (!bdrv_is_inserted(bs)) return -ENOMEDIUM; if (bs->growable) return 0; len = bdrv_getlength(bs); if ((offset + size) > len) return -EIO; return 0; } | 18,510 |
1 | static int aiff_read_header(AVFormatContext *s) { int ret, size, filesize; int64_t offset = 0, position; uint32_t tag; unsigned version = AIFF_C_VERSION1; AVIOContext *pb = s->pb; AVStream * st; AIFFInputContext *aiff = s->priv_data; ID3v2ExtraMeta *id3v2_extra_meta = NULL; /* check FORM header */ filesize = get_tag(pb, &tag); if (filesize < 0 || tag != MKTAG('F', 'O', 'R', 'M')) return AVERROR_INVALIDDATA; /* AIFF data type */ tag = avio_rl32(pb); if (tag == MKTAG('A', 'I', 'F', 'F')) /* Got an AIFF file */ version = AIFF; else if (tag != MKTAG('A', 'I', 'F', 'C')) /* An AIFF-C file then */ return AVERROR_INVALIDDATA; filesize -= 4; st = avformat_new_stream(s, NULL); if (!st) return AVERROR(ENOMEM); while (filesize > 0) { /* parse different chunks */ size = get_tag(pb, &tag); if (size == AVERROR_EOF && offset > 0 && st->codecpar->block_align) { av_log(s, AV_LOG_WARNING, "header parser hit EOF\n"); goto got_sound; } if (size < 0) return size; filesize -= size + 8; switch (tag) { case MKTAG('C', 'O', 'M', 'M'): /* Common chunk */ /* Then for the complete header info */ st->nb_frames = get_aiff_header(s, size, version); if (st->nb_frames < 0) return st->nb_frames; if (offset > 0) // COMM is after SSND goto got_sound; break; case MKTAG('I', 'D', '3', ' '): position = avio_tell(pb); ff_id3v2_read(s, ID3v2_DEFAULT_MAGIC, &id3v2_extra_meta, size); if (id3v2_extra_meta) if ((ret = ff_id3v2_parse_apic(s, &id3v2_extra_meta)) < 0) { ff_id3v2_free_extra_meta(&id3v2_extra_meta); return ret; } ff_id3v2_free_extra_meta(&id3v2_extra_meta); if (position + size > avio_tell(pb)) avio_skip(pb, position + size - avio_tell(pb)); break; case MKTAG('F', 'V', 'E', 'R'): /* Version chunk */ version = avio_rb32(pb); break; case MKTAG('N', 'A', 'M', 'E'): /* Sample name chunk */ get_meta(s, "title" , size); break; case MKTAG('A', 'U', 'T', 'H'): /* Author chunk */ get_meta(s, "author" , size); break; case MKTAG('(', 'c', ')', ' '): /* Copyright chunk */ get_meta(s, "copyright", size); break; case MKTAG('A', 'N', 'N', 'O'): /* Annotation chunk */ get_meta(s, "comment" , size); break; case MKTAG('S', 'S', 'N', 'D'): /* Sampled sound chunk */ aiff->data_end = avio_tell(pb) + size; offset = avio_rb32(pb); /* Offset of sound data */ avio_rb32(pb); /* BlockSize... don't care */ offset += avio_tell(pb); /* Compute absolute data offset */ if (st->codecpar->block_align && !pb->seekable) /* Assume COMM already parsed */ goto got_sound; if (!pb->seekable) { av_log(s, AV_LOG_ERROR, "file is not seekable\n"); return -1; } avio_skip(pb, size - 8); break; case MKTAG('w', 'a', 'v', 'e'): if ((uint64_t)size > (1<<30)) return -1; if (ff_get_extradata(s, st->codecpar, pb, size) < 0) return AVERROR(ENOMEM); if ( (st->codecpar->codec_id == AV_CODEC_ID_QDMC || st->codecpar->codec_id == AV_CODEC_ID_QDM2) && size>=12*4 && !st->codecpar->block_align) { st->codecpar->block_align = AV_RB32(st->codecpar->extradata+11*4); aiff->block_duration = AV_RB32(st->codecpar->extradata+9*4); } else if (st->codecpar->codec_id == AV_CODEC_ID_QCELP) { char rate = 0; if (size >= 25) rate = st->codecpar->extradata[24]; switch (rate) { case 'H': // RATE_HALF st->codecpar->block_align = 17; break; case 'F': // RATE_FULL default: st->codecpar->block_align = 35; } aiff->block_duration = 160; st->codecpar->bit_rate = st->codecpar->sample_rate * (st->codecpar->block_align << 3) / aiff->block_duration; } break; case MKTAG('C','H','A','N'): if(ff_mov_read_chan(s, pb, st, size) < 0) return AVERROR_INVALIDDATA; break; case 0: if (offset > 0 && st->codecpar->block_align) // COMM && SSND goto got_sound; default: /* Jump */ if (size & 1) /* Always even aligned */ size++; avio_skip(pb, size); } } got_sound: if (!st->codecpar->block_align && st->codecpar->codec_id == AV_CODEC_ID_QCELP) { av_log(s, AV_LOG_WARNING, "qcelp without wave chunk, assuming full rate\n"); st->codecpar->block_align = 35; } else if (!st->codecpar->block_align) { av_log(s, AV_LOG_ERROR, "could not find COMM tag or invalid block_align value\n"); return -1; } /* Now positioned, get the sound data start and end */ avpriv_set_pts_info(st, 64, 1, st->codecpar->sample_rate); st->start_time = 0; st->duration = st->nb_frames * aiff->block_duration; /* Position the stream at the first block */ avio_seek(pb, offset, SEEK_SET); return 0; } | 18,511 |
1 | static int qemu_signal_init(void) { int sigfd; sigset_t set; #ifdef CONFIG_IOTHREAD /* SIGUSR2 used by posix-aio-compat.c */ sigemptyset(&set); sigaddset(&set, SIGUSR2); pthread_sigmask(SIG_UNBLOCK, &set, NULL); /* * SIG_IPI must be blocked in the main thread and must not be caught * by sigwait() in the signal thread. Otherwise, the cpu thread will * not catch it reliably. */ sigemptyset(&set); sigaddset(&set, SIG_IPI); pthread_sigmask(SIG_BLOCK, &set, NULL); sigemptyset(&set); sigaddset(&set, SIGIO); sigaddset(&set, SIGALRM); sigaddset(&set, SIGBUS); #else sigemptyset(&set); sigaddset(&set, SIGBUS); if (kvm_enabled()) { /* * We need to process timer signals synchronously to avoid a race * between exit_request check and KVM vcpu entry. */ sigaddset(&set, SIGIO); sigaddset(&set, SIGALRM); } #endif pthread_sigmask(SIG_BLOCK, &set, NULL); sigfd = qemu_signalfd(&set); if (sigfd == -1) { fprintf(stderr, "failed to create signalfd\n"); return -errno; } fcntl_setfl(sigfd, O_NONBLOCK); qemu_set_fd_handler2(sigfd, NULL, sigfd_handler, NULL, (void *)(intptr_t)sigfd); return 0; } | 18,514 |
1 | static void gen_neon_dup_high16(TCGv var) { TCGv tmp = new_tmp(); tcg_gen_andi_i32(var, var, 0xffff0000); tcg_gen_shri_i32(tmp, var, 16); tcg_gen_or_i32(var, var, tmp); dead_tmp(tmp); } | 18,515 |
1 | static void lx60_net_init(MemoryRegion *address_space, hwaddr base, hwaddr descriptors, hwaddr buffers, qemu_irq irq, NICInfo *nd) { DeviceState *dev; SysBusDevice *s; MemoryRegion *ram; dev = qdev_create(NULL, "open_eth"); qdev_set_nic_properties(dev, nd); qdev_init_nofail(dev); s = SYS_BUS_DEVICE(dev); sysbus_connect_irq(s, 0, irq); memory_region_add_subregion(address_space, base, sysbus_mmio_get_region(s, 0)); memory_region_add_subregion(address_space, descriptors, sysbus_mmio_get_region(s, 1)); ram = g_malloc(sizeof(*ram)); memory_region_init_ram(ram, OBJECT(s), "open_eth.ram", 16384, &error_abort); vmstate_register_ram_global(ram); memory_region_add_subregion(address_space, buffers, ram); } | 18,516 |
1 | void destroy_nic(dev_match_fn *match_fn, void *arg) { int i; NICInfo *nic; for (i = 0; i < MAX_NICS; i++) { nic = &nd_table[i]; if (nic->used) { if (nic->private && match_fn(nic->private, arg)) { if (nic->vlan) { VLANClientState *vc; vc = qemu_find_vlan_client(nic->vlan, nic->private); if (vc) qemu_del_vlan_client(vc); } net_client_uninit(nic); } } } } | 18,517 |
0 | static av_cold int pcm_encode_close(AVCodecContext *avctx) { av_freep(&avctx->coded_frame); return 0; } | 18,519 |
0 | static void extract_exponents(AC3EncodeContext *s) { int blk, ch, i; for (ch = 0; ch < s->channels; ch++) { for (blk = 0; blk < AC3_MAX_BLOCKS; blk++) { AC3Block *block = &s->blocks[blk]; for (i = 0; i < AC3_MAX_COEFS; i++) { int e; int v = abs(SCALE_COEF(block->mdct_coef[ch][i])); if (v == 0) e = 24; else { e = 23 - av_log2(v) + block->exp_shift[ch]; if (e >= 24) { e = 24; block->mdct_coef[ch][i] = 0; } } block->exp[ch][i] = e; } } } } | 18,520 |
0 | static av_cold int nvenc_dyload_cuda(AVCodecContext *avctx) { NvencContext *ctx = avctx->priv_data; NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs; #if CONFIG_CUDA dl_fn->cu_init = cuInit; dl_fn->cu_device_get_count = cuDeviceGetCount; dl_fn->cu_device_get = cuDeviceGet; dl_fn->cu_device_get_name = cuDeviceGetName; dl_fn->cu_device_compute_capability = cuDeviceComputeCapability; dl_fn->cu_ctx_create = cuCtxCreate_v2; dl_fn->cu_ctx_pop_current = cuCtxPopCurrent_v2; dl_fn->cu_ctx_destroy = cuCtxDestroy_v2; return 1; #else if (dl_fn->cuda_lib) return 1; #if defined(_WIN32) dl_fn->cuda_lib = LoadLibrary(TEXT("nvcuda.dll")); #else dl_fn->cuda_lib = dlopen("libcuda.so", RTLD_LAZY); #endif if (!dl_fn->cuda_lib) { av_log(avctx, AV_LOG_FATAL, "Failed loading CUDA library\n"); goto error; } CHECK_LOAD_FUNC(PCUINIT, dl_fn->cu_init, "cuInit"); CHECK_LOAD_FUNC(PCUDEVICEGETCOUNT, dl_fn->cu_device_get_count, "cuDeviceGetCount"); CHECK_LOAD_FUNC(PCUDEVICEGET, dl_fn->cu_device_get, "cuDeviceGet"); CHECK_LOAD_FUNC(PCUDEVICEGETNAME, dl_fn->cu_device_get_name, "cuDeviceGetName"); CHECK_LOAD_FUNC(PCUDEVICECOMPUTECAPABILITY, dl_fn->cu_device_compute_capability, "cuDeviceComputeCapability"); CHECK_LOAD_FUNC(PCUCTXCREATE, dl_fn->cu_ctx_create, "cuCtxCreate_v2"); CHECK_LOAD_FUNC(PCUCTXPOPCURRENT, dl_fn->cu_ctx_pop_current, "cuCtxPopCurrent_v2"); CHECK_LOAD_FUNC(PCUCTXDESTROY, dl_fn->cu_ctx_destroy, "cuCtxDestroy_v2"); return 1; error: if (dl_fn->cuda_lib) DL_CLOSE_FUNC(dl_fn->cuda_lib); dl_fn->cuda_lib = NULL; return 0; #endif } | 18,521 |
0 | static void pat_cb(MpegTSFilter *filter, const uint8_t *section, int section_len) { MpegTSContext *ts = filter->u.section_filter.opaque; MpegTSSectionFilter *tssf = &filter->u.section_filter; SectionHeader h1, *h = &h1; const uint8_t *p, *p_end; int sid, pmt_pid; AVProgram *program; av_log(ts->stream, AV_LOG_TRACE, "PAT:\n"); hex_dump_debug(ts->stream, section, section_len); p_end = section + section_len - 4; p = section; if (parse_section_header(h, &p, p_end) < 0) return; if (h->tid != PAT_TID) return; if (ts->skip_changes) return; if (h->version == tssf->last_ver) return; tssf->last_ver = h->version; ts->stream->ts_id = h->id; clear_programs(ts); for (;;) { sid = get16(&p, p_end); if (sid < 0) break; pmt_pid = get16(&p, p_end); if (pmt_pid < 0) break; pmt_pid &= 0x1fff; if (pmt_pid == ts->current_pid) break; av_log(ts->stream, AV_LOG_TRACE, "sid=0x%x pid=0x%x\n", sid, pmt_pid); if (sid == 0x0000) { /* NIT info */ } else { MpegTSFilter *fil = ts->pids[pmt_pid]; program = av_new_program(ts->stream, sid); if (program) { program->program_num = sid; program->pmt_pid = pmt_pid; } if (fil) if ( fil->type != MPEGTS_SECTION || fil->pid != pmt_pid || fil->u.section_filter.section_cb != pmt_cb) mpegts_close_filter(ts, ts->pids[pmt_pid]); if (!ts->pids[pmt_pid]) mpegts_open_section_filter(ts, pmt_pid, pmt_cb, ts, 1); add_pat_entry(ts, sid); add_pid_to_pmt(ts, sid, 0); // add pat pid to program add_pid_to_pmt(ts, sid, pmt_pid); } } if (sid < 0) { int i,j; for (j=0; j<ts->stream->nb_programs; j++) { for (i = 0; i < ts->nb_prg; i++) if (ts->prg[i].id == ts->stream->programs[j]->id) break; if (i==ts->nb_prg && !ts->skip_clear) clear_avprogram(ts, ts->stream->programs[j]->id); } } } | 18,522 |
1 | int ff_wma_init(AVCodecContext * avctx, int flags2) { WMACodecContext *s = avctx->priv_data; int i; float *window; float bps1, high_freq; volatile float bps; int sample_rate1; int coef_vlc_table; s->sample_rate = avctx->sample_rate; s->nb_channels = avctx->channels; s->bit_rate = avctx->bit_rate; s->block_align = avctx->block_align; dsputil_init(&s->dsp, avctx); if (avctx->codec->id == CODEC_ID_WMAV1) { s->version = 1; } else { s->version = 2; } /* compute MDCT block size */ if (s->sample_rate <= 16000) { s->frame_len_bits = 9; } else if (s->sample_rate <= 22050 || (s->sample_rate <= 32000 && s->version == 1)) { s->frame_len_bits = 10; } else { s->frame_len_bits = 11; } s->frame_len = 1 << s->frame_len_bits; if (s->use_variable_block_len) { int nb_max, nb; nb = ((flags2 >> 3) & 3) + 1; if ((s->bit_rate / s->nb_channels) >= 32000) nb += 2; nb_max = s->frame_len_bits - BLOCK_MIN_BITS; if (nb > nb_max) nb = nb_max; s->nb_block_sizes = nb + 1; } else { s->nb_block_sizes = 1; } /* init rate dependent parameters */ s->use_noise_coding = 1; high_freq = s->sample_rate * 0.5; /* if version 2, then the rates are normalized */ sample_rate1 = s->sample_rate; if (s->version == 2) { if (sample_rate1 >= 44100) sample_rate1 = 44100; else if (sample_rate1 >= 22050) sample_rate1 = 22050; else if (sample_rate1 >= 16000) sample_rate1 = 16000; else if (sample_rate1 >= 11025) sample_rate1 = 11025; else if (sample_rate1 >= 8000) sample_rate1 = 8000; } bps = (float)s->bit_rate / (float)(s->nb_channels * s->sample_rate); s->byte_offset_bits = av_log2((int)(bps * s->frame_len / 8.0 + 0.5)) + 2; /* compute high frequency value and choose if noise coding should be activated */ bps1 = bps; if (s->nb_channels == 2) bps1 = bps * 1.6; if (sample_rate1 == 44100) { if (bps1 >= 0.61) s->use_noise_coding = 0; else high_freq = high_freq * 0.4; } else if (sample_rate1 == 22050) { if (bps1 >= 1.16) s->use_noise_coding = 0; else if (bps1 >= 0.72) high_freq = high_freq * 0.7; else high_freq = high_freq * 0.6; } else if (sample_rate1 == 16000) { if (bps > 0.5) high_freq = high_freq * 0.5; else high_freq = high_freq * 0.3; } else if (sample_rate1 == 11025) { high_freq = high_freq * 0.7; } else if (sample_rate1 == 8000) { if (bps <= 0.625) { high_freq = high_freq * 0.5; } else if (bps > 0.75) { s->use_noise_coding = 0; } else { high_freq = high_freq * 0.65; } } else { if (bps >= 0.8) { high_freq = high_freq * 0.75; } else if (bps >= 0.6) { high_freq = high_freq * 0.6; } else { high_freq = high_freq * 0.5; } } dprintf(s->avctx, "flags2=0x%x\n", flags2); dprintf(s->avctx, "version=%d channels=%d sample_rate=%d bitrate=%d block_align=%d\n", s->version, s->nb_channels, s->sample_rate, s->bit_rate, s->block_align); dprintf(s->avctx, "bps=%f bps1=%f high_freq=%f bitoffset=%d\n", bps, bps1, high_freq, s->byte_offset_bits); dprintf(s->avctx, "use_noise_coding=%d use_exp_vlc=%d nb_block_sizes=%d\n", s->use_noise_coding, s->use_exp_vlc, s->nb_block_sizes); /* compute the scale factor band sizes for each MDCT block size */ { int a, b, pos, lpos, k, block_len, i, j, n; const uint8_t *table; if (s->version == 1) { s->coefs_start = 3; } else { s->coefs_start = 0; } for(k = 0; k < s->nb_block_sizes; k++) { block_len = s->frame_len >> k; if (s->version == 1) { lpos = 0; for(i=0;i<25;i++) { a = wma_critical_freqs[i]; b = s->sample_rate; pos = ((block_len * 2 * a) + (b >> 1)) / b; if (pos > block_len) pos = block_len; s->exponent_bands[0][i] = pos - lpos; if (pos >= block_len) { i++; break; } lpos = pos; } s->exponent_sizes[0] = i; } else { /* hardcoded tables */ table = NULL; a = s->frame_len_bits - BLOCK_MIN_BITS - k; if (a < 3) { if (s->sample_rate >= 44100) table = exponent_band_44100[a]; else if (s->sample_rate >= 32000) table = exponent_band_32000[a]; else if (s->sample_rate >= 22050) table = exponent_band_22050[a]; } if (table) { n = *table++; for(i=0;i<n;i++) s->exponent_bands[k][i] = table[i]; s->exponent_sizes[k] = n; } else { j = 0; lpos = 0; for(i=0;i<25;i++) { a = wma_critical_freqs[i]; b = s->sample_rate; pos = ((block_len * 2 * a) + (b << 1)) / (4 * b); pos <<= 2; if (pos > block_len) pos = block_len; if (pos > lpos) s->exponent_bands[k][j++] = pos - lpos; if (pos >= block_len) break; lpos = pos; } s->exponent_sizes[k] = j; } } /* max number of coefs */ s->coefs_end[k] = (s->frame_len - ((s->frame_len * 9) / 100)) >> k; /* high freq computation */ s->high_band_start[k] = (int)((block_len * 2 * high_freq) / s->sample_rate + 0.5); n = s->exponent_sizes[k]; j = 0; pos = 0; for(i=0;i<n;i++) { int start, end; start = pos; pos += s->exponent_bands[k][i]; end = pos; if (start < s->high_band_start[k]) start = s->high_band_start[k]; if (end > s->coefs_end[k]) end = s->coefs_end[k]; if (end > start) s->exponent_high_bands[k][j++] = end - start; } s->exponent_high_sizes[k] = j; #if 0 tprintf(s->avctx, "%5d: coefs_end=%d high_band_start=%d nb_high_bands=%d: ", s->frame_len >> k, s->coefs_end[k], s->high_band_start[k], s->exponent_high_sizes[k]); for(j=0;j<s->exponent_high_sizes[k];j++) tprintf(s->avctx, " %d", s->exponent_high_bands[k][j]); tprintf(s->avctx, "\n"); #endif } } #ifdef TRACE { int i, j; for(i = 0; i < s->nb_block_sizes; i++) { tprintf(s->avctx, "%5d: n=%2d:", s->frame_len >> i, s->exponent_sizes[i]); for(j=0;j<s->exponent_sizes[i];j++) tprintf(s->avctx, " %d", s->exponent_bands[i][j]); tprintf(s->avctx, "\n"); } } #endif /* init MDCT windows : simple sinus window */ for(i = 0; i < s->nb_block_sizes; i++) { int n, j; float alpha; n = 1 << (s->frame_len_bits - i); window = av_malloc(sizeof(float) * n); alpha = M_PI / (2.0 * n); for(j=0;j<n;j++) { window[j] = sin((j + 0.5) * alpha); } s->windows[i] = window; } s->reset_block_lengths = 1; if (s->use_noise_coding) { /* init the noise generator */ if (s->use_exp_vlc) s->noise_mult = 0.02; else s->noise_mult = 0.04; #ifdef TRACE for(i=0;i<NOISE_TAB_SIZE;i++) s->noise_table[i] = 1.0 * s->noise_mult; #else { unsigned int seed; float norm; seed = 1; norm = (1.0 / (float)(1LL << 31)) * sqrt(3) * s->noise_mult; for(i=0;i<NOISE_TAB_SIZE;i++) { seed = seed * 314159 + 1; s->noise_table[i] = (float)((int)seed) * norm; } } #endif } /* choose the VLC tables for the coefficients */ coef_vlc_table = 2; if (s->sample_rate >= 32000) { if (bps1 < 0.72) coef_vlc_table = 0; else if (bps1 < 1.16) coef_vlc_table = 1; } s->coef_vlcs[0]= &coef_vlcs[coef_vlc_table * 2 ]; s->coef_vlcs[1]= &coef_vlcs[coef_vlc_table * 2 + 1]; init_coef_vlc(&s->coef_vlc[0], &s->run_table[0], &s->level_table[0], &s->int_table[0], s->coef_vlcs[0]); init_coef_vlc(&s->coef_vlc[1], &s->run_table[1], &s->level_table[1], &s->int_table[1], s->coef_vlcs[1]); return 0; } | 18,525 |
1 | void do_blockdev_backup(BlockdevBackup *backup, BlockJobTxn *txn, Error **errp) { BlockDriverState *bs; BlockDriverState *target_bs; Error *local_err = NULL; AioContext *aio_context; if (!backup->has_speed) { backup->speed = 0; } if (!backup->has_on_source_error) { backup->on_source_error = BLOCKDEV_ON_ERROR_REPORT; } if (!backup->has_on_target_error) { backup->on_target_error = BLOCKDEV_ON_ERROR_REPORT; } if (!backup->has_job_id) { backup->job_id = NULL; } if (!backup->has_compress) { backup->compress = false; } bs = qmp_get_root_bs(backup->device, errp); if (!bs) { return; } aio_context = bdrv_get_aio_context(bs); aio_context_acquire(aio_context); target_bs = bdrv_lookup_bs(backup->target, backup->target, errp); if (!target_bs) { goto out; } if (bdrv_get_aio_context(target_bs) != aio_context) { if (!bdrv_has_blk(target_bs)) { /* The target BDS is not attached, we can safely move it to another * AioContext. */ bdrv_set_aio_context(target_bs, aio_context); } else { error_setg(errp, "Target is attached to a different thread from " "source."); goto out; } } backup_start(backup->job_id, bs, target_bs, backup->speed, backup->sync, NULL, backup->compress, backup->on_source_error, backup->on_target_error, BLOCK_JOB_DEFAULT, NULL, NULL, txn, &local_err); if (local_err != NULL) { error_propagate(errp, local_err); } out: aio_context_release(aio_context); } | 18,526 |
1 | static int decode_extradata(AVFormatContext *s, ADTSContext *adts, uint8_t *buf, int size) { GetBitContext gb; init_get_bits(&gb, buf, size * 8); adts->objecttype = get_bits(&gb, 5) - 1; adts->sample_rate_index = get_bits(&gb, 4); adts->channel_conf = get_bits(&gb, 4); if (adts->objecttype > 3) { av_log(s, AV_LOG_ERROR, "MPEG-4 AOT %d is not allowed in ADTS\n", adts->objecttype); return -1; } if (adts->sample_rate_index == 15) { av_log(s, AV_LOG_ERROR, "Escape sample rate index illegal in ADTS\n"); return -1; } if (adts->channel_conf == 0) { ff_log_missing_feature(s, "PCE based channel configuration", 0); return -1; } adts->write_adts = 1; return 0; } | 18,527 |
1 | static int scsi_write_data(SCSIDevice *d, uint32_t tag) { SCSIGenericState *s = DO_UPCAST(SCSIGenericState, qdev, d); SCSIGenericReq *r; int ret; DPRINTF("scsi_write_data 0x%x\n", tag); r = scsi_find_request(s, tag); if (!r) { BADF("Bad write tag 0x%x\n", tag); /* ??? This is the wrong error. */ scsi_command_complete(r, -EINVAL); return 0; } if (r->len == 0) { r->len = r->buflen; scsi_req_data(&r->req, r->len); return 0; } ret = execute_command(s->bs, r, SG_DXFER_TO_DEV, scsi_write_complete); if (ret == -1) { scsi_command_complete(r, -EINVAL); return 1; } return 0; } | 18,530 |
1 | static void sd_reset(SDState *sd, BlockDriverState *bdrv) { uint64_t size; uint64_t sect; if (bdrv) { bdrv_get_geometry(bdrv, §); } else { sect = 0; } sect <<= 9; size = sect + 1; sect = (size >> (HWBLOCK_SHIFT + SECTOR_SHIFT + WPGROUP_SHIFT)) + 1; sd->state = sd_idle_state; sd->rca = 0x0000; sd_set_ocr(sd); sd_set_scr(sd); sd_set_cid(sd); sd_set_csd(sd, size); sd_set_cardstatus(sd); sd_set_sdstatus(sd); sd->bdrv = bdrv; if (sd->wp_groups) qemu_free(sd->wp_groups); sd->wp_switch = bdrv ? bdrv_is_read_only(bdrv) : 0; sd->wp_groups = (int *) qemu_mallocz(sizeof(int) * sect); memset(sd->function_group, 0, sizeof(int) * 6); sd->erase_start = 0; sd->erase_end = 0; sd->size = size; sd->blk_len = 0x200; sd->pwd_len = 0; } | 18,531 |
0 | static void arm_idct_put(UINT8 *dest, int line_size, DCTELEM *block) { j_rev_dct_ARM (block); put_pixels_clamped(block, dest, line_size); } | 18,532 |
0 | int ff_lpc_calc_coefs(DSPContext *s, const int32_t *samples, int blocksize, int max_order, int precision, int32_t coefs[][MAX_LPC_ORDER], int *shift, int use_lpc, int omethod, int max_shift, int zero_shift) { double autoc[MAX_LPC_ORDER+1]; double ref[MAX_LPC_ORDER]; double lpc[MAX_LPC_ORDER][MAX_LPC_ORDER]; int i, j, pass; int opt_order; assert(max_order >= MIN_LPC_ORDER && max_order <= MAX_LPC_ORDER); if(use_lpc == 1){ s->flac_compute_autocorr(samples, blocksize, max_order, autoc); compute_lpc_coefs(autoc, max_order, lpc, ref); }else{ LLSModel m[2]; double var[MAX_LPC_ORDER+1], weight; for(pass=0; pass<use_lpc-1; pass++){ av_init_lls(&m[pass&1], max_order); weight=0; for(i=max_order; i<blocksize; i++){ for(j=0; j<=max_order; j++) var[j]= samples[i-j]; if(pass){ double eval, inv, rinv; eval= av_evaluate_lls(&m[(pass-1)&1], var+1, max_order-1); eval= (512>>pass) + fabs(eval - var[0]); inv = 1/eval; rinv = sqrt(inv); for(j=0; j<=max_order; j++) var[j] *= rinv; weight += inv; }else weight++; av_update_lls(&m[pass&1], var, 1.0); } av_solve_lls(&m[pass&1], 0.001, 0); } for(i=0; i<max_order; i++){ for(j=0; j<max_order; j++) lpc[i][j]= m[(pass-1)&1].coeff[i][j]; ref[i]= sqrt(m[(pass-1)&1].variance[i] / weight) * (blocksize - max_order) / 4000; } for(i=max_order-1; i>0; i--) ref[i] = ref[i-1] - ref[i]; } opt_order = max_order; if(omethod == ORDER_METHOD_EST) { opt_order = estimate_best_order(ref, max_order); i = opt_order-1; quantize_lpc_coefs(lpc[i], i+1, precision, coefs[i], &shift[i], max_shift, zero_shift); } else { for(i=0; i<max_order; i++) { quantize_lpc_coefs(lpc[i], i+1, precision, coefs[i], &shift[i], max_shift, zero_shift); } } return opt_order; } | 18,533 |
0 | static inline av_flatten int get_symbol_inline(RangeCoder *c, uint8_t *state, int is_signed) { if (get_rac(c, state + 0)) return 0; else { int i, e, a; e = 0; while (get_rac(c, state + 1 + FFMIN(e, 9))) // 1..10 e++; a = 1; for (i = e - 1; i >= 0; i--) a += a + get_rac(c, state + 22 + FFMIN(i, 9)); // 22..31 e = -(is_signed && get_rac(c, state + 11 + FFMIN(e, 10))); // 11..21 return (a ^ e) - e; } } | 18,534 |
0 | static int theora_decode_tables(AVCodecContext *avctx, GetBitContext gb) { Vp3DecodeContext *s = avctx->priv_data; int i, n, matrices; if (s->theora >= 0x030200) { n = get_bits(&gb, 3); /* loop filter limit values table */ for (i = 0; i < 64; i++) s->filter_limit_values[i] = get_bits(&gb, n); } if (s->theora >= 0x030200) n = get_bits(&gb, 4) + 1; else n = 16; /* quality threshold table */ for (i = 0; i < 64; i++) s->coded_ac_scale_factor[i] = get_bits(&gb, n); if (s->theora >= 0x030200) n = get_bits(&gb, 4) + 1; else n = 16; /* dc scale factor table */ for (i = 0; i < 64; i++) s->coded_dc_scale_factor[i] = get_bits(&gb, n); if (s->theora >= 0x030200) matrices = get_bits(&gb, 9) + 1; else matrices = 3; if (matrices != 3) { av_log(avctx,AV_LOG_ERROR, "unsupported matrices: %d\n", matrices); // return -1; } /* y coeffs */ for (i = 0; i < 64; i++) s->coded_intra_y_dequant[i] = get_bits(&gb, 8); /* uv coeffs */ for (i = 0; i < 64; i++) s->coded_intra_c_dequant[i] = get_bits(&gb, 8); /* inter coeffs */ for (i = 0; i < 64; i++) s->coded_inter_dequant[i] = get_bits(&gb, 8); /* skip unknown matrices */ n = matrices - 3; while(n--) for (i = 0; i < 64; i++) skip_bits(&gb, 8); for (i = 0; i <= 1; i++) { for (n = 0; n <= 2; n++) { int newqr; if (i > 0 || n > 0) newqr = get_bits(&gb, 1); else newqr = 1; if (!newqr) { if (i > 0) get_bits(&gb, 1); } else { int qi = 0; skip_bits(&gb, av_log2(matrices-1)+1); while (qi < 63) { qi += get_bits(&gb, av_log2(63-qi)+1) + 1; skip_bits(&gb, av_log2(matrices-1)+1); } if (qi > 63) { av_log(avctx, AV_LOG_ERROR, "invalid qi %d > 63\n", qi); return -1; } } } } /* Huffman tables */ for (s->hti = 0; s->hti < 80; s->hti++) { s->entries = 0; s->huff_code_size = 1; if (!get_bits(&gb, 1)) { s->hbits = 0; read_huffman_tree(avctx, &gb); s->hbits = 1; read_huffman_tree(avctx, &gb); } } s->theora_tables = 1; return 0; } | 18,535 |
0 | static int ac3_eac3_probe(AVProbeData *p, enum AVCodecID expected_codec_id) { int max_frames, first_frames = 0, frames; const uint8_t *buf, *buf2, *end; enum AVCodecID codec_id = AV_CODEC_ID_AC3; max_frames = 0; buf = p->buf; end = buf + p->buf_size; for(; buf < end; buf++) { if(buf > p->buf && !(buf[0] == 0x0B && buf[1] == 0x77) && !(buf[0] == 0x77 && buf[1] == 0x0B) ) continue; buf2 = buf; for(frames = 0; buf2 < end; frames++) { uint8_t buf3[4096]; uint8_t bitstream_id; uint16_t frame_size; int i, ret; if(!memcmp(buf2, "\x1\x10\0\0\0\0\0\0", 8)) buf2+=16; if (buf[0] == 0x77 && buf[1] == 0x0B) { for(i=0; i<8; i+=2) { buf3[i ] = buf2[i+1]; buf3[i+1] = buf2[i ]; } ret = av_ac3_parse_header(buf3, 8, &bitstream_id, &frame_size); }else ret = av_ac3_parse_header(buf2, end - buf2, &bitstream_id, &frame_size); if (ret < 0) break; if(buf2 + frame_size > end) break; if (buf[0] == 0x77 && buf[1] == 0x0B) { av_assert0(frame_size <= sizeof(buf3)); for(i = 8; i < frame_size; i += 2) { buf3[i ] = buf2[i+1]; buf3[i+1] = buf2[i ]; } if (av_crc(av_crc_get_table(AV_CRC_16_ANSI), 0, buf3 + 2, frame_size - 2)) break; } else { if (av_crc(av_crc_get_table(AV_CRC_16_ANSI), 0, buf2 + 2, frame_size - 2)) break; } if (bitstream_id > 10) codec_id = AV_CODEC_ID_EAC3; buf2 += frame_size; } max_frames = FFMAX(max_frames, frames); if(buf == p->buf) first_frames = frames; } if(codec_id != expected_codec_id) return 0; // keep this in sync with mp3 probe, both need to avoid // issues with MPEG-files! if (first_frames>=7) return AVPROBE_SCORE_EXTENSION + 1; else if(max_frames>200)return AVPROBE_SCORE_EXTENSION; else if(max_frames>=4) return AVPROBE_SCORE_EXTENSION/2; else if(max_frames>=1) return 1; else return 0; } | 18,536 |
0 | static int segment_end(AVFormatContext *oc, int write_trailer) { int ret = 0; av_write_frame(oc, NULL); /* Flush any buffered data (fragmented mp4) */ if (write_trailer) av_write_trailer(oc); avio_close(oc->pb); return ret; } | 18,537 |
0 | AVStream *avformat_new_stream(AVFormatContext *s, const AVCodec *c) { AVStream *st; int i; if (av_reallocp_array(&s->streams, s->nb_streams + 1, sizeof(*s->streams)) < 0) { s->nb_streams = 0; return NULL; } st = av_mallocz(sizeof(AVStream)); if (!st) return NULL; if (!(st->info = av_mallocz(sizeof(*st->info)))) { av_free(st); return NULL; } st->codec = avcodec_alloc_context3(c); if (!st->codec) { av_free(st->info); av_free(st); return NULL; } if (s->iformat) { /* no default bitrate if decoding */ st->codec->bit_rate = 0; /* default pts setting is MPEG-like */ avpriv_set_pts_info(st, 33, 1, 90000); } st->index = s->nb_streams; st->start_time = AV_NOPTS_VALUE; st->duration = AV_NOPTS_VALUE; /* we set the current DTS to 0 so that formats without any timestamps * but durations get some timestamps, formats with some unknown * timestamps have their first few packets buffered and the * timestamps corrected before they are returned to the user */ st->cur_dts = 0; st->first_dts = AV_NOPTS_VALUE; st->probe_packets = MAX_PROBE_PACKETS; st->last_IP_pts = AV_NOPTS_VALUE; for (i = 0; i < MAX_REORDER_DELAY + 1; i++) st->pts_buffer[i] = AV_NOPTS_VALUE; st->sample_aspect_ratio = (AVRational) { 0, 1 }; st->info->fps_first_dts = AV_NOPTS_VALUE; st->info->fps_last_dts = AV_NOPTS_VALUE; s->streams[s->nb_streams++] = st; return st; } | 18,538 |
0 | static int cdxa_probe(AVProbeData *p) { /* check file header */ if (p->buf[0] == 'R' && p->buf[1] == 'I' && p->buf[2] == 'F' && p->buf[3] == 'F' && p->buf[8] == 'C' && p->buf[9] == 'D' && p->buf[10] == 'X' && p->buf[11] == 'A') return AVPROBE_SCORE_MAX; else return 0; } | 18,539 |
0 | static int set_string_fmt(void *obj, const AVOption *o, const char *val, uint8_t *dst, int fmt_nb, int ((*get_fmt)(const char *)), const char *desc) { int fmt; if (!val || !strcmp(val, "none")) { fmt = -1; } else { fmt = get_fmt(val); if (fmt == -1) { char *tail; fmt = strtol(val, &tail, 0); if (*tail || (unsigned)fmt >= fmt_nb) { av_log(obj, AV_LOG_ERROR, "Unable to parse option value \"%s\" as %s\n", val, desc); return AVERROR(EINVAL); } } } *(int *)dst = fmt; return 0; } | 18,540 |
0 | static int ratecontrol_1pass(SnowContext *s, AVFrame *pict) { /* estimate the frame's complexity as a sum of weighted dwt coefs. * FIXME we know exact mv bits at this point, * but ratecontrol isn't set up to include them. */ uint32_t coef_sum= 0; int level, orientation, delta_qlog; for(level=0; level<s->spatial_decomposition_count; level++){ for(orientation=level ? 1 : 0; orientation<4; orientation++){ SubBand *b= &s->plane[0].band[level][orientation]; DWTELEM *buf= b->buf; const int w= b->width; const int h= b->height; const int stride= b->stride; const int qlog= clip(2*QROOT + b->qlog, 0, QROOT*16); const int qmul= qexp[qlog&(QROOT-1)]<<(qlog>>QSHIFT); const int qdiv= (1<<16)/qmul; int x, y; if(orientation==0) decorrelate(s, b, buf, stride, 1, 0); for(y=0; y<h; y++) for(x=0; x<w; x++) coef_sum+= abs(buf[x+y*stride]) * qdiv >> 16; if(orientation==0) correlate(s, b, buf, stride, 1, 0); } } /* ugly, ratecontrol just takes a sqrt again */ coef_sum = (uint64_t)coef_sum * coef_sum >> 16; assert(coef_sum < INT_MAX); if(pict->pict_type == I_TYPE){ s->m.current_picture.mb_var_sum= coef_sum; s->m.current_picture.mc_mb_var_sum= 0; }else{ s->m.current_picture.mc_mb_var_sum= coef_sum; s->m.current_picture.mb_var_sum= 0; } pict->quality= ff_rate_estimate_qscale(&s->m, 1); if (pict->quality < 0) return -1; s->lambda= pict->quality * 3/2; delta_qlog= qscale2qlog(pict->quality) - s->qlog; s->qlog+= delta_qlog; return delta_qlog; } | 18,542 |
0 | static void lsp2lpc(int16_t *lpc) { int f1[LPC_ORDER / 2 + 1]; int f2[LPC_ORDER / 2 + 1]; int i, j; /* Calculate negative cosine */ for (j = 0; j < LPC_ORDER; j++) { int index = lpc[j] >> 7; int offset = lpc[j] & 0x7f; int temp1 = cos_tab[index] << 16; int temp2 = (cos_tab[index + 1] - cos_tab[index]) * ((offset << 8) + 0x80) << 1; lpc[j] = -(av_sat_dadd32(1 << 15, temp1 + temp2) >> 16); } /* * Compute sum and difference polynomial coefficients * (bitexact alternative to lsp2poly() in lsp.c) */ /* Initialize with values in Q28 */ f1[0] = 1 << 28; f1[1] = (lpc[0] << 14) + (lpc[2] << 14); f1[2] = lpc[0] * lpc[2] + (2 << 28); f2[0] = 1 << 28; f2[1] = (lpc[1] << 14) + (lpc[3] << 14); f2[2] = lpc[1] * lpc[3] + (2 << 28); /* * Calculate and scale the coefficients by 1/2 in * each iteration for a final scaling factor of Q25 */ for (i = 2; i < LPC_ORDER / 2; i++) { f1[i + 1] = f1[i - 1] + MULL2(f1[i], lpc[2 * i]); f2[i + 1] = f2[i - 1] + MULL2(f2[i], lpc[2 * i + 1]); for (j = i; j >= 2; j--) { f1[j] = MULL2(f1[j - 1], lpc[2 * i]) + (f1[j] >> 1) + (f1[j - 2] >> 1); f2[j] = MULL2(f2[j - 1], lpc[2 * i + 1]) + (f2[j] >> 1) + (f2[j - 2] >> 1); } f1[0] >>= 1; f2[0] >>= 1; f1[1] = ((lpc[2 * i] << 16 >> i) + f1[1]) >> 1; f2[1] = ((lpc[2 * i + 1] << 16 >> i) + f2[1]) >> 1; } /* Convert polynomial coefficients to LPC coefficients */ for (i = 0; i < LPC_ORDER / 2; i++) { int64_t ff1 = f1[i + 1] + f1[i]; int64_t ff2 = f2[i + 1] - f2[i]; lpc[i] = av_clipl_int32(((ff1 + ff2) << 3) + (1 << 15)) >> 16; lpc[LPC_ORDER - i - 1] = av_clipl_int32(((ff1 - ff2) << 3) + (1 << 15)) >> 16; } } | 18,544 |
0 | static inline void mix_3f_2r_to_dolby(AC3DecodeContext *ctx) { int i; float (*output)[256] = ctx->audio_block.block_output; for (i = 0; i < 256; i++) { output[1][i] += (output[2][i] - output[4][i] - output[5][i]); output[2][i] += (output[3][i] + output[4][i] + output[5][i]); } memset(output[3], 0, sizeof(output[3])); memset(output[4], 0, sizeof(output[4])); memset(output[5], 0, sizeof(output[5])); } | 18,546 |
0 | static int ffm_read_header(AVFormatContext *s) { FFMContext *ffm = s->priv_data; AVStream *st; AVIOContext *pb = s->pb; AVCodecContext *codec; int i, nb_streams; uint32_t tag; /* header */ tag = avio_rl32(pb); if (tag == MKTAG('F', 'F', 'M', '2')) return ffm2_read_header(s); if (tag != MKTAG('F', 'F', 'M', '1')) goto fail; ffm->packet_size = avio_rb32(pb); if (ffm->packet_size != FFM_PACKET_SIZE) goto fail; ffm->write_index = avio_rb64(pb); /* get also filesize */ if (pb->seekable) { ffm->file_size = avio_size(pb); if (ffm->write_index && 0) adjust_write_index(s); } else { ffm->file_size = (UINT64_C(1) << 63) - 1; } nb_streams = avio_rb32(pb); avio_rb32(pb); /* total bitrate */ /* read each stream */ for(i=0;i<nb_streams;i++) { char rc_eq_buf[128]; st = avformat_new_stream(s, NULL); if (!st) goto fail; avpriv_set_pts_info(st, 64, 1, 1000000); codec = st->codec; /* generic info */ codec->codec_id = avio_rb32(pb); codec->codec_type = avio_r8(pb); /* codec_type */ codec->bit_rate = avio_rb32(pb); codec->flags = avio_rb32(pb); codec->flags2 = avio_rb32(pb); codec->debug = avio_rb32(pb); /* specific info */ switch(codec->codec_type) { case AVMEDIA_TYPE_VIDEO: codec->time_base.num = avio_rb32(pb); codec->time_base.den = avio_rb32(pb); codec->width = avio_rb16(pb); codec->height = avio_rb16(pb); codec->gop_size = avio_rb16(pb); codec->pix_fmt = avio_rb32(pb); codec->qmin = avio_r8(pb); codec->qmax = avio_r8(pb); codec->max_qdiff = avio_r8(pb); codec->qcompress = avio_rb16(pb) / 10000.0; codec->qblur = avio_rb16(pb) / 10000.0; codec->bit_rate_tolerance = avio_rb32(pb); avio_get_str(pb, INT_MAX, rc_eq_buf, sizeof(rc_eq_buf)); codec->rc_eq = av_strdup(rc_eq_buf); codec->rc_max_rate = avio_rb32(pb); codec->rc_min_rate = avio_rb32(pb); codec->rc_buffer_size = avio_rb32(pb); codec->i_quant_factor = av_int2double(avio_rb64(pb)); codec->b_quant_factor = av_int2double(avio_rb64(pb)); codec->i_quant_offset = av_int2double(avio_rb64(pb)); codec->b_quant_offset = av_int2double(avio_rb64(pb)); codec->dct_algo = avio_rb32(pb); codec->strict_std_compliance = avio_rb32(pb); codec->max_b_frames = avio_rb32(pb); codec->mpeg_quant = avio_rb32(pb); codec->intra_dc_precision = avio_rb32(pb); codec->me_method = avio_rb32(pb); codec->mb_decision = avio_rb32(pb); codec->nsse_weight = avio_rb32(pb); codec->frame_skip_cmp = avio_rb32(pb); codec->rc_buffer_aggressivity = av_int2double(avio_rb64(pb)); codec->codec_tag = avio_rb32(pb); codec->thread_count = avio_r8(pb); codec->coder_type = avio_rb32(pb); codec->me_cmp = avio_rb32(pb); codec->me_subpel_quality = avio_rb32(pb); codec->me_range = avio_rb32(pb); codec->keyint_min = avio_rb32(pb); codec->scenechange_threshold = avio_rb32(pb); codec->b_frame_strategy = avio_rb32(pb); codec->qcompress = av_int2double(avio_rb64(pb)); codec->qblur = av_int2double(avio_rb64(pb)); codec->max_qdiff = avio_rb32(pb); codec->refs = avio_rb32(pb); break; case AVMEDIA_TYPE_AUDIO: codec->sample_rate = avio_rb32(pb); codec->channels = avio_rl16(pb); codec->frame_size = avio_rl16(pb); break; default: goto fail; } if (codec->flags & CODEC_FLAG_GLOBAL_HEADER) { if (ff_get_extradata(codec, pb, avio_rb32(pb)) < 0) return AVERROR(ENOMEM); } } /* get until end of block reached */ while ((avio_tell(pb) % ffm->packet_size) != 0) avio_r8(pb); /* init packet demux */ ffm->packet_ptr = ffm->packet; ffm->packet_end = ffm->packet; ffm->frame_offset = 0; ffm->dts = 0; ffm->read_state = READ_HEADER; ffm->first_packet = 1; return 0; fail: ffm_close(s); return -1; } | 18,547 |
0 | static int svq3_decode_mb (H264Context *h, unsigned int mb_type) { int i, j, k, m, dir, mode; int cbp = 0; uint32_t vlc; int8_t *top, *left; MpegEncContext *const s = (MpegEncContext *) h; const int mb_xy = s->mb_x + s->mb_y*s->mb_stride; const int b_xy = 4*s->mb_x + 4*s->mb_y*h->b_stride; h->top_samples_available = (s->mb_y == 0) ? 0x33FF : 0xFFFF; h->left_samples_available = (s->mb_x == 0) ? 0x5F5F : 0xFFFF; h->topright_samples_available = 0xFFFF; if (mb_type == 0) { /* SKIP */ if (s->pict_type == P_TYPE || s->next_picture.mb_type[mb_xy] == -1) { svq3_mc_dir_part (s, 16*s->mb_x, 16*s->mb_y, 16, 16, 0, 0, 0, 0, 0, 0); if (s->pict_type == B_TYPE) { svq3_mc_dir_part (s, 16*s->mb_x, 16*s->mb_y, 16, 16, 0, 0, 0, 0, 1, 1); } mb_type = MB_TYPE_SKIP; } else { mb_type= FFMIN(s->next_picture.mb_type[mb_xy], 0); svq3_mc_dir (h, mb_type, PREDICT_MODE, 0, 0); svq3_mc_dir (h, mb_type, PREDICT_MODE, 1, 1); mb_type = MB_TYPE_16x16; } } else if (mb_type < 8) { /* INTER */ if (h->thirdpel_flag && h->halfpel_flag == !get_bits (&s->gb, 1)) { mode = THIRDPEL_MODE; } else if (h->halfpel_flag && h->thirdpel_flag == !get_bits (&s->gb, 1)) { mode = HALFPEL_MODE; } else { mode = FULLPEL_MODE; } /* fill caches */ /* note ref_cache should contain here: ???????? ???11111 N??11111 N??11111 N??11111 N */ for (m=0; m < 2; m++) { if (s->mb_x > 0 && h->intra4x4_pred_mode[mb_xy - 1][0] != -1) { for (i=0; i < 4; i++) { *(uint32_t *) h->mv_cache[m][scan8[0] - 1 + i*8] = *(uint32_t *) s->current_picture.motion_val[m][b_xy - 1 + i*h->b_stride]; } } else { for (i=0; i < 4; i++) { *(uint32_t *) h->mv_cache[m][scan8[0] - 1 + i*8] = 0; } } if (s->mb_y > 0) { memcpy (h->mv_cache[m][scan8[0] - 1*8], s->current_picture.motion_val[m][b_xy - h->b_stride], 4*2*sizeof(int16_t)); memset (&h->ref_cache[m][scan8[0] - 1*8], (h->intra4x4_pred_mode[mb_xy - s->mb_stride][4] == -1) ? PART_NOT_AVAILABLE : 1, 4); if (s->mb_x < (s->mb_width - 1)) { *(uint32_t *) h->mv_cache[m][scan8[0] + 4 - 1*8] = *(uint32_t *) s->current_picture.motion_val[m][b_xy - h->b_stride + 4]; h->ref_cache[m][scan8[0] + 4 - 1*8] = (h->intra4x4_pred_mode[mb_xy - s->mb_stride + 1][0] == -1 || h->intra4x4_pred_mode[mb_xy - s->mb_stride][4] == -1) ? PART_NOT_AVAILABLE : 1; }else h->ref_cache[m][scan8[0] + 4 - 1*8] = PART_NOT_AVAILABLE; if (s->mb_x > 0) { *(uint32_t *) h->mv_cache[m][scan8[0] - 1 - 1*8] = *(uint32_t *) s->current_picture.motion_val[m][b_xy - h->b_stride - 1]; h->ref_cache[m][scan8[0] - 1 - 1*8] = (h->intra4x4_pred_mode[mb_xy - s->mb_stride - 1][3] == -1) ? PART_NOT_AVAILABLE : 1; }else h->ref_cache[m][scan8[0] - 1 - 1*8] = PART_NOT_AVAILABLE; }else memset (&h->ref_cache[m][scan8[0] - 1*8 - 1], PART_NOT_AVAILABLE, 8); if (s->pict_type != B_TYPE) break; } /* decode motion vector(s) and form prediction(s) */ if (s->pict_type == P_TYPE) { svq3_mc_dir (h, (mb_type - 1), mode, 0, 0); } else { /* B_TYPE */ if (mb_type != 2) { svq3_mc_dir (h, 0, mode, 0, 0); } else { for (i=0; i < 4; i++) { memset (s->current_picture.motion_val[0][b_xy + i*h->b_stride], 0, 4*2*sizeof(int16_t)); } } if (mb_type != 1) { svq3_mc_dir (h, 0, mode, 1, (mb_type == 3)); } else { for (i=0; i < 4; i++) { memset (s->current_picture.motion_val[1][b_xy + i*h->b_stride], 0, 4*2*sizeof(int16_t)); } } } mb_type = MB_TYPE_16x16; } else if (mb_type == 8 || mb_type == 33) { /* INTRA4x4 */ memset (h->intra4x4_pred_mode_cache, -1, 8*5*sizeof(int8_t)); if (mb_type == 8) { if (s->mb_x > 0) { for (i=0; i < 4; i++) { h->intra4x4_pred_mode_cache[scan8[0] - 1 + i*8] = h->intra4x4_pred_mode[mb_xy - 1][i]; } if (h->intra4x4_pred_mode_cache[scan8[0] - 1] == -1) { h->left_samples_available = 0x5F5F; } } if (s->mb_y > 0) { h->intra4x4_pred_mode_cache[4+8*0] = h->intra4x4_pred_mode[mb_xy - s->mb_stride][4]; h->intra4x4_pred_mode_cache[5+8*0] = h->intra4x4_pred_mode[mb_xy - s->mb_stride][5]; h->intra4x4_pred_mode_cache[6+8*0] = h->intra4x4_pred_mode[mb_xy - s->mb_stride][6]; h->intra4x4_pred_mode_cache[7+8*0] = h->intra4x4_pred_mode[mb_xy - s->mb_stride][3]; if (h->intra4x4_pred_mode_cache[4+8*0] == -1) { h->top_samples_available = 0x33FF; } } /* decode prediction codes for luma blocks */ for (i=0; i < 16; i+=2) { vlc = svq3_get_ue_golomb (&s->gb); if (vlc >= 25) return -1; left = &h->intra4x4_pred_mode_cache[scan8[i] - 1]; top = &h->intra4x4_pred_mode_cache[scan8[i] - 8]; left[1] = svq3_pred_1[top[0] + 1][left[0] + 1][svq3_pred_0[vlc][0]]; left[2] = svq3_pred_1[top[1] + 1][left[1] + 1][svq3_pred_0[vlc][1]]; if (left[1] == -1 || left[2] == -1) return -1; } } else { /* mb_type == 33, DC_128_PRED block type */ for (i=0; i < 4; i++) { memset (&h->intra4x4_pred_mode_cache[scan8[0] + 8*i], DC_PRED, 4); } } write_back_intra_pred_mode (h); if (mb_type == 8) { check_intra4x4_pred_mode (h); h->top_samples_available = (s->mb_y == 0) ? 0x33FF : 0xFFFF; h->left_samples_available = (s->mb_x == 0) ? 0x5F5F : 0xFFFF; } else { for (i=0; i < 4; i++) { memset (&h->intra4x4_pred_mode_cache[scan8[0] + 8*i], DC_128_PRED, 4); } h->top_samples_available = 0x33FF; h->left_samples_available = 0x5F5F; } mb_type = MB_TYPE_INTRA4x4; } else { /* INTRA16x16 */ dir = i_mb_type_info[mb_type - 8].pred_mode; dir = (dir >> 1) ^ 3*(dir & 1) ^ 1; if ((h->intra16x16_pred_mode = check_intra_pred_mode (h, dir)) == -1) return -1; cbp = i_mb_type_info[mb_type - 8].cbp; mb_type = MB_TYPE_INTRA16x16; } if (!IS_INTER(mb_type) && s->pict_type != I_TYPE) { for (i=0; i < 4; i++) { memset (s->current_picture.motion_val[0][b_xy + i*h->b_stride], 0, 4*2*sizeof(int16_t)); } if (s->pict_type == B_TYPE) { for (i=0; i < 4; i++) { memset (s->current_picture.motion_val[1][b_xy + i*h->b_stride], 0, 4*2*sizeof(int16_t)); } } } if (!IS_INTRA4x4(mb_type)) { memset (h->intra4x4_pred_mode[mb_xy], DC_PRED, 8); } if (!IS_SKIP(mb_type) || s->pict_type == B_TYPE) { memset (h->non_zero_count_cache + 8, 0, 4*9*sizeof(uint8_t)); s->dsp.clear_blocks(h->mb); } if (!IS_INTRA16x16(mb_type) && (!IS_SKIP(mb_type) || s->pict_type == B_TYPE)) { if ((vlc = svq3_get_ue_golomb (&s->gb)) >= 48) return -1; cbp = IS_INTRA(mb_type) ? golomb_to_intra4x4_cbp[vlc] : golomb_to_inter_cbp[vlc]; } if (IS_INTRA16x16(mb_type) || (s->pict_type != I_TYPE && s->adaptive_quant && cbp)) { s->qscale += svq3_get_se_golomb (&s->gb); if (s->qscale > 31) return -1; } if (IS_INTRA16x16(mb_type)) { if (svq3_decode_block (&s->gb, h->mb, 0, 0)) return -1; } if (cbp) { const int index = IS_INTRA16x16(mb_type) ? 1 : 0; const int type = ((s->qscale < 24 && IS_INTRA4x4(mb_type)) ? 2 : 1); for (i=0; i < 4; i++) { if ((cbp & (1 << i))) { for (j=0; j < 4; j++) { k = index ? ((j&1) + 2*(i&1) + 2*(j&2) + 4*(i&2)) : (4*i + j); h->non_zero_count_cache[ scan8[k] ] = 1; if (svq3_decode_block (&s->gb, &h->mb[16*k], index, type)) return -1; } } } if ((cbp & 0x30)) { for (i=0; i < 2; ++i) { if (svq3_decode_block (&s->gb, &h->mb[16*(16 + 4*i)], 0, 3)) return -1; } if ((cbp & 0x20)) { for (i=0; i < 8; i++) { h->non_zero_count_cache[ scan8[16+i] ] = 1; if (svq3_decode_block (&s->gb, &h->mb[16*(16 + i)], 1, 1)) return -1; } } } } s->current_picture.mb_type[mb_xy] = mb_type; if (IS_INTRA(mb_type)) { h->chroma_pred_mode = check_intra_pred_mode (h, DC_PRED8x8); } return 0; } | 18,548 |
0 | static void rtsp_send_cmd (AVFormatContext *s, const char *cmd, RTSPMessageHeader *reply, unsigned char **content_ptr) { rtsp_send_cmd_async(s, cmd, reply, content_ptr); rtsp_read_reply(s, reply, content_ptr, 0); } | 18,549 |
1 | static int rtsp_read_header(AVFormatContext *s, AVFormatParameters *ap) { RTSPState *rt = s->priv_data; int ret; ret = ff_rtsp_connect(s); if (ret) return ret; rt->real_setup_cache = av_mallocz(2 * s->nb_streams * sizeof(*rt->real_setup_cache)); if (!rt->real_setup_cache) return AVERROR(ENOMEM); rt->real_setup = rt->real_setup_cache + s->nb_streams * sizeof(*rt->real_setup); if (ap->initial_pause) { /* do not start immediately */ } else { if (rtsp_read_play(s) < 0) { ff_rtsp_close_streams(s); ff_rtsp_close_connections(s); return AVERROR_INVALIDDATA; } } return 0; } | 18,550 |
1 | static void xhci_event(XHCIState *xhci, XHCIEvent *event, int v) { XHCIInterrupter *intr; dma_addr_t erdp; unsigned int dp_idx; if (v >= xhci->numintrs) { DPRINTF("intr nr out of range (%d >= %d)\n", v, xhci->numintrs); return; } intr = &xhci->intr[v]; if (intr->er_full) { DPRINTF("xhci_event(): ER full, queueing\n"); if (((intr->ev_buffer_put+1) % EV_QUEUE) == intr->ev_buffer_get) { DPRINTF("xhci: event queue full, dropping event!\n"); return; } intr->ev_buffer[intr->ev_buffer_put++] = *event; if (intr->ev_buffer_put == EV_QUEUE) { intr->ev_buffer_put = 0; } return; } erdp = xhci_addr64(intr->erdp_low, intr->erdp_high); if (erdp < intr->er_start || erdp >= (intr->er_start + TRB_SIZE*intr->er_size)) { DPRINTF("xhci: ERDP out of bounds: "DMA_ADDR_FMT"\n", erdp); DPRINTF("xhci: ER[%d] at "DMA_ADDR_FMT" len %d\n", v, intr->er_start, intr->er_size); xhci_die(xhci); return; } dp_idx = (erdp - intr->er_start) / TRB_SIZE; assert(dp_idx < intr->er_size); if ((intr->er_ep_idx+1) % intr->er_size == dp_idx) { DPRINTF("xhci_event(): ER full, queueing\n"); #ifndef ER_FULL_HACK XHCIEvent full = {ER_HOST_CONTROLLER, CC_EVENT_RING_FULL_ERROR}; xhci_write_event(xhci, &full); #endif intr->er_full = 1; if (((intr->ev_buffer_put+1) % EV_QUEUE) == intr->ev_buffer_get) { DPRINTF("xhci: event queue full, dropping event!\n"); return; } intr->ev_buffer[intr->ev_buffer_put++] = *event; if (intr->ev_buffer_put == EV_QUEUE) { intr->ev_buffer_put = 0; } } else { xhci_write_event(xhci, event, v); } xhci_intr_raise(xhci, v); } | 18,551 |
1 | static void ehci_advance_state(EHCIState *ehci, int async) { EHCIQueue *q = NULL; int again; do { switch(ehci_get_state(ehci, async)) { case EST_WAITLISTHEAD: again = ehci_state_waitlisthead(ehci, async); break; case EST_FETCHENTRY: again = ehci_state_fetchentry(ehci, async); break; case EST_FETCHQH: q = ehci_state_fetchqh(ehci, async); if (q != NULL) { assert(q->async == async); again = 1; } else { again = 0; } break; case EST_FETCHITD: again = ehci_state_fetchitd(ehci, async); break; case EST_FETCHSITD: again = ehci_state_fetchsitd(ehci, async); break; case EST_ADVANCEQUEUE: assert(q != NULL); again = ehci_state_advqueue(q); break; case EST_FETCHQTD: assert(q != NULL); again = ehci_state_fetchqtd(q); break; case EST_HORIZONTALQH: assert(q != NULL); again = ehci_state_horizqh(q); break; case EST_EXECUTE: assert(q != NULL); again = ehci_state_execute(q); if (async) { ehci->async_stepdown = 0; } break; case EST_EXECUTING: assert(q != NULL); if (async) { ehci->async_stepdown = 0; } again = ehci_state_executing(q); break; case EST_WRITEBACK: assert(q != NULL); again = ehci_state_writeback(q); if (!async) { ehci->periodic_sched_active = PERIODIC_ACTIVE; } break; default: fprintf(stderr, "Bad state!\n"); again = -1; g_assert_not_reached(); break; } if (again < 0) { fprintf(stderr, "processing error - resetting ehci HC\n"); ehci_reset(ehci); again = 0; } } while (again); } | 18,552 |
1 | int ff_lpc_calc_coefs(LPCContext *s, const int32_t *samples, int blocksize, int min_order, int max_order, int precision, int32_t coefs[][MAX_LPC_ORDER], int *shift, enum FFLPCType lpc_type, int lpc_passes, int omethod, int max_shift, int zero_shift) { double autoc[MAX_LPC_ORDER+1]; double ref[MAX_LPC_ORDER]; double lpc[MAX_LPC_ORDER][MAX_LPC_ORDER]; int i, j, pass; int opt_order; av_assert2(max_order >= MIN_LPC_ORDER && max_order <= MAX_LPC_ORDER && lpc_type > FF_LPC_TYPE_FIXED); /* reinit LPC context if parameters have changed */ if (blocksize != s->blocksize || max_order != s->max_order || lpc_type != s->lpc_type) { ff_lpc_end(s); ff_lpc_init(s, blocksize, max_order, lpc_type); } if (lpc_type == FF_LPC_TYPE_LEVINSON) { double *windowed_samples = s->windowed_samples + max_order; s->lpc_apply_welch_window(samples, blocksize, windowed_samples); s->lpc_compute_autocorr(windowed_samples, blocksize, max_order, autoc); compute_lpc_coefs(autoc, max_order, &lpc[0][0], MAX_LPC_ORDER, 0, 1); for(i=0; i<max_order; i++) ref[i] = fabs(lpc[i][i]); } else if (lpc_type == FF_LPC_TYPE_CHOLESKY) { LLSModel m[2]; double var[MAX_LPC_ORDER+1], av_uninit(weight); for(pass=0; pass<lpc_passes; pass++){ av_init_lls(&m[pass&1], max_order); weight=0; for(i=max_order; i<blocksize; i++){ for(j=0; j<=max_order; j++) var[j]= samples[i-j]; if(pass){ double eval, inv, rinv; eval= av_evaluate_lls(&m[(pass-1)&1], var+1, max_order-1); eval= (512>>pass) + fabs(eval - var[0]); inv = 1/eval; rinv = sqrt(inv); for(j=0; j<=max_order; j++) var[j] *= rinv; weight += inv; }else weight++; av_update_lls(&m[pass&1], var, 1.0); } av_solve_lls(&m[pass&1], 0.001, 0); } for(i=0; i<max_order; i++){ for(j=0; j<max_order; j++) lpc[i][j]=-m[(pass-1)&1].coeff[i][j]; ref[i]= sqrt(m[(pass-1)&1].variance[i] / weight) * (blocksize - max_order) / 4000; } for(i=max_order-1; i>0; i--) ref[i] = ref[i-1] - ref[i]; } opt_order = max_order; if(omethod == ORDER_METHOD_EST) { opt_order = estimate_best_order(ref, min_order, max_order); i = opt_order-1; quantize_lpc_coefs(lpc[i], i+1, precision, coefs[i], &shift[i], max_shift, zero_shift); } else { for(i=min_order-1; i<max_order; i++) { quantize_lpc_coefs(lpc[i], i+1, precision, coefs[i], &shift[i], max_shift, zero_shift); } } return opt_order; } | 18,553 |
1 | void do_device_add(Monitor *mon, const QDict *qdict) { QemuOpts *opts; opts = qemu_opts_parse(&qemu_device_opts, qdict_get_str(qdict, "config"), "driver"); if (opts && !qdev_device_help(opts)) qdev_device_add(opts); } | 18,554 |
1 | static void update_irq(struct xlx_pic *p) { uint32_t i; /* level triggered interrupt */ if (p->regs[R_MER] & 2) { p->regs[R_ISR] |= p->irq_pin_state & ~p->c_kind_of_intr; } /* Update the pending register. */ p->regs[R_IPR] = p->regs[R_ISR] & p->regs[R_IER]; /* Update the vector register. */ for (i = 0; i < 32; i++) { if (p->regs[R_IPR] & (1 << i)) break; } if (i == 32) i = ~0; p->regs[R_IVR] = i; qemu_set_irq(p->parent_irq, (p->regs[R_MER] & 1) && p->regs[R_IPR]); } | 18,555 |
1 | static void init_proc_e500 (CPUPPCState *env, int version) { uint32_t tlbncfg[2]; uint64_t ivor_mask = 0x0000000F0000FFFFULL; #if !defined(CONFIG_USER_ONLY) int i; #endif /* Time base */ gen_tbl(env); /* * XXX The e500 doesn't implement IVOR7 and IVOR9, but doesn't * complain when accessing them. * gen_spr_BookE(env, 0x0000000F0000FD7FULL); */ if (version == fsl_e500mc) { ivor_mask = 0x000003FE0000FFFFULL; } gen_spr_BookE(env, ivor_mask); /* Processor identification */ spr_register(env, SPR_BOOKE_PIR, "PIR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_pir, 0x00000000); /* XXX : not implemented */ spr_register(env, SPR_BOOKE_SPEFSCR, "SPEFSCR", &spr_read_spefscr, &spr_write_spefscr, &spr_read_spefscr, &spr_write_spefscr, 0x00000000); /* Memory management */ #if !defined(CONFIG_USER_ONLY) env->nb_pids = 3; env->nb_ways = 2; env->id_tlbs = 0; switch (version) { case fsl_e500v1: /* e500v1 */ tlbncfg[0] = gen_tlbncfg(2, 1, 1, 0, 256); tlbncfg[1] = gen_tlbncfg(16, 1, 9, TLBnCFG_AVAIL | TLBnCFG_IPROT, 16); env->dcache_line_size = 32; env->icache_line_size = 32; break; case fsl_e500v2: /* e500v2 */ tlbncfg[0] = gen_tlbncfg(4, 1, 1, 0, 512); tlbncfg[1] = gen_tlbncfg(16, 1, 12, TLBnCFG_AVAIL | TLBnCFG_IPROT, 16); env->dcache_line_size = 32; env->icache_line_size = 32; break; case fsl_e500mc: /* e500mc */ tlbncfg[0] = gen_tlbncfg(4, 1, 1, 0, 512); tlbncfg[1] = gen_tlbncfg(64, 1, 12, TLBnCFG_AVAIL | TLBnCFG_IPROT, 64); env->dcache_line_size = 64; env->icache_line_size = 64; break; default: cpu_abort(env, "Unknown CPU: " TARGET_FMT_lx "\n", env->spr[SPR_PVR]); } #endif gen_spr_BookE206(env, 0x000000DF, tlbncfg); /* XXX : not implemented */ spr_register(env, SPR_HID0, "HID0", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); /* XXX : not implemented */ spr_register(env, SPR_HID1, "HID1", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); /* XXX : not implemented */ spr_register(env, SPR_Exxx_BBEAR, "BBEAR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); /* XXX : not implemented */ spr_register(env, SPR_Exxx_BBTAR, "BBTAR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); /* XXX : not implemented */ spr_register(env, SPR_Exxx_MCAR, "MCAR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); /* XXX : not implemented */ spr_register(env, SPR_BOOKE_MCSR, "MCSR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); /* XXX : not implemented */ spr_register(env, SPR_Exxx_NPIDR, "NPIDR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); /* XXX : not implemented */ spr_register(env, SPR_Exxx_BUCSR, "BUCSR", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); /* XXX : not implemented */ spr_register(env, SPR_Exxx_L1CFG0, "L1CFG0", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); /* XXX : not implemented */ spr_register(env, SPR_Exxx_L1CSR0, "L1CSR0", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_e500_l1csr0, 0x00000000); /* XXX : not implemented */ spr_register(env, SPR_Exxx_L1CSR1, "L1CSR1", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); spr_register(env, SPR_BOOKE_MCSRR0, "MCSRR0", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); spr_register(env, SPR_BOOKE_MCSRR1, "MCSRR1", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_generic, 0x00000000); spr_register(env, SPR_MMUCSR0, "MMUCSR0", SPR_NOACCESS, SPR_NOACCESS, &spr_read_generic, &spr_write_booke206_mmucsr0, 0x00000000); #if !defined(CONFIG_USER_ONLY) env->nb_tlb = 0; env->tlb_type = TLB_MAS; for (i = 0; i < BOOKE206_MAX_TLBN; i++) { env->nb_tlb += booke206_tlb_size(env, i); } #endif init_excp_e200(env); /* Allocate hardware IRQ controller */ ppce500_irq_init(env); } | 18,558 |
1 | static void interface_get_init_info(QXLInstance *sin, QXLDevInitInfo *info) { SimpleSpiceDisplay *ssd = container_of(sin, SimpleSpiceDisplay, qxl); info->memslot_gen_bits = MEMSLOT_GENERATION_BITS; info->memslot_id_bits = MEMSLOT_SLOT_BITS; info->num_memslots = NUM_MEMSLOTS; info->num_memslots_groups = NUM_MEMSLOTS_GROUPS; info->internal_groupslot_id = 0; info->qxl_ram_size = ssd->bufsize; info->n_surfaces = ssd->num_surfaces; } | 18,563 |
1 | static void mpc8_parse_seektable(AVFormatContext *s, int64_t off) { MPCContext *c = s->priv_data; int tag; int64_t size, pos, ppos[2]; uint8_t *buf; int i, t, seekd; GetBitContext gb; avio_seek(s->pb, off, SEEK_SET); mpc8_get_chunk_header(s->pb, &tag, &size); if(tag != TAG_SEEKTABLE){ av_log(s, AV_LOG_ERROR, "No seek table at given position\n"); if(!(buf = av_malloc(size + FF_INPUT_BUFFER_PADDING_SIZE))) avio_read(s->pb, buf, size); init_get_bits(&gb, buf, size * 8); size = gb_get_v(&gb); if(size > UINT_MAX/4 || size > c->samples/1152){ av_log(s, AV_LOG_ERROR, "Seek table is too big\n"); seekd = get_bits(&gb, 4); for(i = 0; i < 2; i++){ pos = gb_get_v(&gb) + c->header_pos; ppos[1 - i] = pos; av_add_index_entry(s->streams[0], pos, i, 0, 0, AVINDEX_KEYFRAME); for(; i < size; i++){ t = get_unary(&gb, 1, 33) << 12; t += get_bits(&gb, 12); if(t & 1) t = -(t & ~1); pos = (t >> 1) + ppos[0]*2 - ppos[1]; av_add_index_entry(s->streams[0], pos, i << seekd, 0, 0, AVINDEX_KEYFRAME); ppos[1] = ppos[0]; ppos[0] = pos; av_free(buf); | 18,564 |
1 | static void esp_do_dma(ESPState *s) { uint32_t len; int to_device; to_device = (s->ti_size < 0); len = s->dma_left; if (s->do_cmd) { DPRINTF("command len %d + %d\n", s->cmdlen, len); s->dma_memory_read(s->dma_opaque, &s->cmdbuf[s->cmdlen], len); s->ti_size = 0; s->cmdlen = 0; s->do_cmd = 0; do_cmd(s, s->cmdbuf); return; } if (s->async_len == 0) { /* Defer until data is available. */ return; } if (len > s->async_len) { len = s->async_len; } if (to_device) { s->dma_memory_read(s->dma_opaque, s->async_buf, len); } else { s->dma_memory_write(s->dma_opaque, s->async_buf, len); } s->dma_left -= len; s->async_buf += len; s->async_len -= len; if (to_device) s->ti_size += len; else s->ti_size -= len; if (s->async_len == 0) { if (to_device) { // ti_size is negative s->current_dev->info->write_data(s->current_dev, 0); } else { s->current_dev->info->read_data(s->current_dev, 0); /* If there is still data to be read from the device then complete the DMA operation immediately. Otherwise defer until the scsi layer has completed. */ if (s->dma_left == 0 && s->ti_size > 0) { esp_dma_done(s); } } } else { /* Partially filled a scsi buffer. Complete immediately. */ esp_dma_done(s); } } | 18,565 |
1 | void ide_sector_write(IDEState *s) { int64_t sector_num; int n; s->status = READY_STAT | SEEK_STAT | BUSY_STAT; sector_num = ide_get_sector(s); #if defined(DEBUG_IDE) printf("sector=%" PRId64 "\n", sector_num); #endif n = s->nsector; if (n > s->req_nb_sectors) { n = s->req_nb_sectors; s->iov.iov_base = s->io_buffer; s->iov.iov_len = n * BDRV_SECTOR_SIZE; qemu_iovec_init_external(&s->qiov, &s->iov, 1); bdrv_acct_start(s->bs, &s->acct, n * BDRV_SECTOR_SIZE, BDRV_ACCT_READ); s->pio_aiocb = bdrv_aio_writev(s->bs, sector_num, &s->qiov, n, ide_sector_write_cb, s); | 18,566 |
1 | static void openrisc_sim_init(MachineState *machine) { ram_addr_t ram_size = machine->ram_size; const char *cpu_model = machine->cpu_model; const char *kernel_filename = machine->kernel_filename; OpenRISCCPU *cpu = NULL; MemoryRegion *ram; int n; if (!cpu_model) { cpu_model = "or1200"; } for (n = 0; n < smp_cpus; n++) { cpu = OPENRISC_CPU(cpu_generic_init(TYPE_OPENRISC_CPU, cpu_model)); if (cpu == NULL) { fprintf(stderr, "Unable to find CPU definition!\n"); exit(1); } qemu_register_reset(main_cpu_reset, cpu); main_cpu_reset(cpu); } ram = g_malloc(sizeof(*ram)); memory_region_init_ram(ram, NULL, "openrisc.ram", ram_size, &error_fatal); memory_region_add_subregion(get_system_memory(), 0, ram); cpu_openrisc_pic_init(cpu); cpu_openrisc_clock_init(cpu); serial_mm_init(get_system_memory(), 0x90000000, 0, cpu->env.irq[2], 115200, serial_hds[0], DEVICE_NATIVE_ENDIAN); if (nd_table[0].used) { openrisc_sim_net_init(get_system_memory(), 0x92000000, 0x92000400, cpu->env.irq[4], nd_table); } cpu_openrisc_load_kernel(ram_size, kernel_filename, cpu); } | 18,567 |
0 | static int decode_block_coeffs_internal(VP56RangeCoder *c, DCTELEM block[16], uint8_t probs[16][3][NUM_DCT_TOKENS-1], int i, uint8_t *token_prob, int16_t qmul[2]) { goto skip_eob; do { int coeff; if (!vp56_rac_get_prob_branchy(c, token_prob[0])) // DCT_EOB return i; skip_eob: if (!vp56_rac_get_prob_branchy(c, token_prob[1])) { // DCT_0 if (++i == 16) return i; // invalid input; blocks should end with EOB token_prob = probs[i][0]; goto skip_eob; } if (!vp56_rac_get_prob_branchy(c, token_prob[2])) { // DCT_1 coeff = 1; token_prob = probs[i+1][1]; } else { if (!vp56_rac_get_prob_branchy(c, token_prob[3])) { // DCT 2,3,4 coeff = vp56_rac_get_prob_branchy(c, token_prob[4]); if (coeff) coeff += vp56_rac_get_prob(c, token_prob[5]); coeff += 2; } else { // DCT_CAT* if (!vp56_rac_get_prob_branchy(c, token_prob[6])) { if (!vp56_rac_get_prob_branchy(c, token_prob[7])) { // DCT_CAT1 coeff = 5 + vp56_rac_get_prob(c, vp8_dct_cat1_prob[0]); } else { // DCT_CAT2 coeff = 7; coeff += vp56_rac_get_prob(c, vp8_dct_cat2_prob[0]) << 1; coeff += vp56_rac_get_prob(c, vp8_dct_cat2_prob[1]); } } else { // DCT_CAT3 and up int a = vp56_rac_get_prob(c, token_prob[8]); int b = vp56_rac_get_prob(c, token_prob[9+a]); int cat = (a<<1) + b; coeff = 3 + (8<<cat); coeff += vp8_rac_get_coeff(c, ff_vp8_dct_cat_prob[cat]); } } token_prob = probs[i+1][2]; } block[zigzag_scan[i]] = (vp8_rac_get(c) ? -coeff : coeff) * qmul[!!i]; } while (++i < 16); return i; } | 18,568 |
0 | yuv2mono_X_c_template(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, const int16_t *chrFilter, const int16_t **chrUSrc, const int16_t **chrVSrc, int chrFilterSize, const int16_t **alpSrc, uint8_t *dest, int dstW, int y, enum AVPixelFormat target) { const uint8_t * const d128=dither_8x8_220[y&7]; int i; unsigned acc = 0; int err = 0; for (i = 0; i < dstW; i += 2) { int j; int Y1 = 1 << 18; int Y2 = 1 << 18; for (j = 0; j < lumFilterSize; j++) { Y1 += lumSrc[j][i] * lumFilter[j]; Y2 += lumSrc[j][i+1] * lumFilter[j]; } Y1 >>= 19; Y2 >>= 19; if ((Y1 | Y2) & 0x100) { Y1 = av_clip_uint8(Y1); Y2 = av_clip_uint8(Y2); } if (c->flags & SWS_ERROR_DIFFUSION) { Y1 += (7*err + 1*c->dither_error[0][i] + 5*c->dither_error[0][i+1] + 3*c->dither_error[0][i+2] + 8 - 256)>>4; c->dither_error[0][i] = err; acc = 2*acc + (Y1 >= 128); Y1 -= 220*(acc&1); err = Y2 + ((7*Y1 + 1*c->dither_error[0][i+1] + 5*c->dither_error[0][i+2] + 3*c->dither_error[0][i+3] + 8 - 256)>>4); c->dither_error[0][i+1] = Y1; acc = 2*acc + (err >= 128); err -= 220*(acc&1); } else { accumulate_bit(acc, Y1 + d128[(i + 0) & 7]); accumulate_bit(acc, Y2 + d128[(i + 1) & 7]); } if ((i & 7) == 6) { output_pixel(*dest++, acc); } } c->dither_error[0][i] = err; if (i & 6) { output_pixel(*dest, acc); } } | 18,569 |
0 | int ff_rate_control_init(MpegEncContext *s) { RateControlContext *rcc= &s->rc_context; int i; char *error = NULL; static const char *const_names[]={ "PI", "E", "iTex", "pTex", "tex", "mv", "fCode", "iCount", "mcVar", "var", "isI", "isP", "isB", "avgQP", "qComp", /* "lastIQP", "lastPQP", "lastBQP", "nextNonBQP",*/ "avgIITex", "avgPITex", "avgPPTex", "avgBPTex", "avgTex", NULL }; static double (*func1[])(void *, double)={ (void *)bits2qp, (void *)qp2bits, NULL }; static const char *func1_names[]={ "bits2qp", "qp2bits", NULL }; emms_c(); rcc->rc_eq_eval = ff_parse(s->avctx->rc_eq, const_names, func1, func1_names, NULL, NULL, &error); if (!rcc->rc_eq_eval) { av_log(s->avctx, AV_LOG_ERROR, "Error parsing rc_eq \"%s\": %s\n", s->avctx->rc_eq, error? error : ""); return -1; } for(i=0; i<5; i++){ rcc->pred[i].coeff= FF_QP2LAMBDA * 7.0; rcc->pred[i].count= 1.0; rcc->pred[i].decay= 0.4; rcc->i_cplx_sum [i]= rcc->p_cplx_sum [i]= rcc->mv_bits_sum[i]= rcc->qscale_sum [i]= rcc->frame_count[i]= 1; // 1 is better cuz of 1/0 and such rcc->last_qscale_for[i]=FF_QP2LAMBDA * 5; } rcc->buffer_index= s->avctx->rc_initial_buffer_occupancy; if(s->flags&CODEC_FLAG_PASS2){ int i; char *p; /* find number of pics */ p= s->avctx->stats_in; for(i=-1; p; i++){ p= strchr(p+1, ';'); } i+= s->max_b_frames; if(i<=0 || i>=INT_MAX / sizeof(RateControlEntry)) return -1; rcc->entry = (RateControlEntry*)av_mallocz(i*sizeof(RateControlEntry)); rcc->num_entries= i; /* init all to skipped p frames (with b frames we might have a not encoded frame at the end FIXME) */ for(i=0; i<rcc->num_entries; i++){ RateControlEntry *rce= &rcc->entry[i]; rce->pict_type= rce->new_pict_type=P_TYPE; rce->qscale= rce->new_qscale=FF_QP2LAMBDA * 2; rce->misc_bits= s->mb_num + 10; rce->mb_var_sum= s->mb_num*100; } /* read stats */ p= s->avctx->stats_in; for(i=0; i<rcc->num_entries - s->max_b_frames; i++){ RateControlEntry *rce; int picture_number; int e; char *next; next= strchr(p, ';'); if(next){ (*next)=0; //sscanf in unbelievably slow on looong strings //FIXME copy / do not write next++; } e= sscanf(p, " in:%d ", &picture_number); assert(picture_number >= 0); assert(picture_number < rcc->num_entries); rce= &rcc->entry[picture_number]; e+=sscanf(p, " in:%*d out:%*d type:%d q:%f itex:%d ptex:%d mv:%d misc:%d fcode:%d bcode:%d mc-var:%d var:%d icount:%d skipcount:%d hbits:%d", &rce->pict_type, &rce->qscale, &rce->i_tex_bits, &rce->p_tex_bits, &rce->mv_bits, &rce->misc_bits, &rce->f_code, &rce->b_code, &rce->mc_mb_var_sum, &rce->mb_var_sum, &rce->i_count, &rce->skip_count, &rce->header_bits); if(e!=14){ av_log(s->avctx, AV_LOG_ERROR, "statistics are damaged at line %d, parser out=%d\n", i, e); return -1; } p= next; } if(init_pass2(s) < 0) return -1; //FIXME maybe move to end if((s->flags&CODEC_FLAG_PASS2) && s->avctx->rc_strategy == FF_RC_STRATEGY_XVID) { #ifdef CONFIG_LIBXVID return ff_xvid_rate_control_init(s); #else av_log(s->avctx, AV_LOG_ERROR, "XviD ratecontrol requires libavcodec compiled with XviD support\n"); return -1; #endif } } if(!(s->flags&CODEC_FLAG_PASS2)){ rcc->short_term_qsum=0.001; rcc->short_term_qcount=0.001; rcc->pass1_rc_eq_output_sum= 0.001; rcc->pass1_wanted_bits=0.001; if(s->avctx->qblur > 1.0){ av_log(s->avctx, AV_LOG_ERROR, "qblur too large\n"); return -1; } /* init stuff with the user specified complexity */ if(s->avctx->rc_initial_cplx){ for(i=0; i<60*30; i++){ double bits= s->avctx->rc_initial_cplx * (i/10000.0 + 1.0)*s->mb_num; RateControlEntry rce; double q; if (i%((s->gop_size+3)/4)==0) rce.pict_type= I_TYPE; else if(i%(s->max_b_frames+1)) rce.pict_type= B_TYPE; else rce.pict_type= P_TYPE; rce.new_pict_type= rce.pict_type; rce.mc_mb_var_sum= bits*s->mb_num/100000; rce.mb_var_sum = s->mb_num; rce.qscale = FF_QP2LAMBDA * 2; rce.f_code = 2; rce.b_code = 1; rce.misc_bits= 1; if(s->pict_type== I_TYPE){ rce.i_count = s->mb_num; rce.i_tex_bits= bits; rce.p_tex_bits= 0; rce.mv_bits= 0; }else{ rce.i_count = 0; //FIXME we do know this approx rce.i_tex_bits= 0; rce.p_tex_bits= bits*0.9; rce.mv_bits= bits*0.1; } rcc->i_cplx_sum [rce.pict_type] += rce.i_tex_bits*rce.qscale; rcc->p_cplx_sum [rce.pict_type] += rce.p_tex_bits*rce.qscale; rcc->mv_bits_sum[rce.pict_type] += rce.mv_bits; rcc->frame_count[rce.pict_type] ++; bits= rce.i_tex_bits + rce.p_tex_bits; q= get_qscale(s, &rce, rcc->pass1_wanted_bits/rcc->pass1_rc_eq_output_sum, i); rcc->pass1_wanted_bits+= s->bit_rate/(1/av_q2d(s->avctx->time_base)); //FIXME misbehaves a little for variable fps } } } return 0; } | 18,570 |
1 | bool sysbus_has_irq(SysBusDevice *dev, int n) { char *prop = g_strdup_printf("%s[%d]", SYSBUS_DEVICE_GPIO_IRQ, n); ObjectProperty *r; r = object_property_find(OBJECT(dev), prop, NULL); return (r != NULL); } | 18,572 |
1 | static int coroutine_fn bdrv_co_block_status(BlockDriverState *bs, bool want_zero, int64_t offset, int64_t bytes, int64_t *pnum, int64_t *map, BlockDriverState **file) { int64_t total_size; int64_t n; /* bytes */ int ret; int64_t local_map = 0; BlockDriverState *local_file = NULL; int64_t aligned_offset, aligned_bytes; uint32_t align; assert(pnum); *pnum = 0; total_size = bdrv_getlength(bs); if (total_size < 0) { ret = total_size; goto early_out; } if (offset >= total_size) { ret = BDRV_BLOCK_EOF; goto early_out; } if (!bytes) { ret = 0; goto early_out; } n = total_size - offset; if (n < bytes) { bytes = n; } if (!bs->drv->bdrv_co_get_block_status) { *pnum = bytes; ret = BDRV_BLOCK_DATA | BDRV_BLOCK_ALLOCATED; if (offset + bytes == total_size) { ret |= BDRV_BLOCK_EOF; } if (bs->drv->protocol_name) { ret |= BDRV_BLOCK_OFFSET_VALID; local_map = offset; local_file = bs; } goto early_out; } bdrv_inc_in_flight(bs); /* Round out to request_alignment boundaries */ /* TODO: until we have a byte-based driver callback, we also have to * round out to sectors, even if that is bigger than request_alignment */ align = MAX(bs->bl.request_alignment, BDRV_SECTOR_SIZE); aligned_offset = QEMU_ALIGN_DOWN(offset, align); aligned_bytes = ROUND_UP(offset + bytes, align) - aligned_offset; { int count; /* sectors */ int64_t longret; assert(QEMU_IS_ALIGNED(aligned_offset | aligned_bytes, BDRV_SECTOR_SIZE)); /* * The contract allows us to return pnum smaller than bytes, even * if the next query would see the same status; we truncate the * request to avoid overflowing the driver's 32-bit interface. */ longret = bs->drv->bdrv_co_get_block_status( bs, aligned_offset >> BDRV_SECTOR_BITS, MIN(INT_MAX, aligned_bytes) >> BDRV_SECTOR_BITS, &count, &local_file); if (longret < 0) { assert(INT_MIN <= longret); ret = longret; goto out; } if (longret & BDRV_BLOCK_OFFSET_VALID) { local_map = longret & BDRV_BLOCK_OFFSET_MASK; } ret = longret & ~BDRV_BLOCK_OFFSET_MASK; *pnum = count * BDRV_SECTOR_SIZE; } /* * The driver's result must be a multiple of request_alignment. * Clamp pnum and adjust map to original request. */ assert(QEMU_IS_ALIGNED(*pnum, align) && align > offset - aligned_offset); *pnum -= offset - aligned_offset; if (*pnum > bytes) { *pnum = bytes; } if (ret & BDRV_BLOCK_OFFSET_VALID) { local_map += offset - aligned_offset; } if (ret & BDRV_BLOCK_RAW) { assert(ret & BDRV_BLOCK_OFFSET_VALID && local_file); ret = bdrv_co_block_status(local_file, want_zero, local_map, *pnum, pnum, &local_map, &local_file); goto out; } if (ret & (BDRV_BLOCK_DATA | BDRV_BLOCK_ZERO)) { ret |= BDRV_BLOCK_ALLOCATED; } else if (want_zero) { if (bdrv_unallocated_blocks_are_zero(bs)) { ret |= BDRV_BLOCK_ZERO; } else if (bs->backing) { BlockDriverState *bs2 = bs->backing->bs; int64_t size2 = bdrv_getlength(bs2); if (size2 >= 0 && offset >= size2) { ret |= BDRV_BLOCK_ZERO; } } } if (want_zero && local_file && local_file != bs && (ret & BDRV_BLOCK_DATA) && !(ret & BDRV_BLOCK_ZERO) && (ret & BDRV_BLOCK_OFFSET_VALID)) { int64_t file_pnum; int ret2; ret2 = bdrv_co_block_status(local_file, want_zero, local_map, *pnum, &file_pnum, NULL, NULL); if (ret2 >= 0) { /* Ignore errors. This is just providing extra information, it * is useful but not necessary. */ if (ret2 & BDRV_BLOCK_EOF && (!file_pnum || ret2 & BDRV_BLOCK_ZERO)) { /* * It is valid for the format block driver to read * beyond the end of the underlying file's current * size; such areas read as zero. */ ret |= BDRV_BLOCK_ZERO; } else { /* Limit request to the range reported by the protocol driver */ *pnum = file_pnum; ret |= (ret2 & BDRV_BLOCK_ZERO); } } } out: bdrv_dec_in_flight(bs); if (ret >= 0 && offset + *pnum == total_size) { ret |= BDRV_BLOCK_EOF; } early_out: if (file) { *file = local_file; } if (map) { *map = local_map; } return ret; } | 18,573 |
1 | static void simple_string(void) { int i; struct { const char *encoded; const char *decoded; } test_cases[] = { { "\"hello world\"", "hello world" }, { "\"the quick brown fox jumped over the fence\"", "the quick brown fox jumped over the fence" }, {} }; for (i = 0; test_cases[i].encoded; i++) { QObject *obj; QString *str; obj = qobject_from_json(test_cases[i].encoded, NULL); str = qobject_to_qstring(obj); g_assert(str); g_assert(strcmp(qstring_get_str(str), test_cases[i].decoded) == 0); str = qobject_to_json(obj); g_assert(strcmp(qstring_get_str(str), test_cases[i].encoded) == 0); qobject_decref(obj); QDECREF(str); } } | 18,574 |
1 | static void spr_write_tbu(DisasContext *ctx, int sprn, int gprn) { if (ctx->tb->cflags & CF_USE_ICOUNT) { gen_io_start(); } gen_helper_store_tbu(cpu_env, cpu_gpr[gprn]); if (ctx->tb->cflags & CF_USE_ICOUNT) { gen_io_end(); gen_stop_exception(ctx); } } | 18,575 |
1 | static int decode_block(AVCodecContext *avctx, void *tdata, int jobnr, int threadnr) { EXRContext *s = avctx->priv_data; AVFrame *const p = s->picture; EXRThreadData *td = &s->thread_data[threadnr]; const uint8_t *channel_buffer[4] = { 0 }; const uint8_t *buf = s->buf; uint64_t line_offset, uncompressed_size; uint16_t *ptr_x; uint8_t *ptr; uint32_t data_size; uint64_t line, col = 0; uint64_t tile_x, tile_y, tile_level_x, tile_level_y; const uint8_t *src; int axmax = (avctx->width - (s->xmax + 1)) * 2 * s->desc->nb_components; /* nb pixel to add at the right of the datawindow */ int bxmin = s->xmin * 2 * s->desc->nb_components; /* nb pixel to add at the left of the datawindow */ int i, x, buf_size = s->buf_size; int c, rgb_channel_count; float one_gamma = 1.0f / s->gamma; avpriv_trc_function trc_func = avpriv_get_trc_function_from_trc(s->apply_trc_type); int ret; line_offset = AV_RL64(s->gb.buffer + jobnr * 8); if (s->is_tile) { if (line_offset > buf_size - 20) return AVERROR_INVALIDDATA; src = buf + line_offset + 20; tile_x = AV_RL32(src - 20); tile_y = AV_RL32(src - 16); tile_level_x = AV_RL32(src - 12); tile_level_y = AV_RL32(src - 8); data_size = AV_RL32(src - 4); if (data_size <= 0 || data_size > buf_size) return AVERROR_INVALIDDATA; if (tile_level_x || tile_level_y) { /* tile level, is not the full res level */ avpriv_report_missing_feature(s->avctx, "Subres tile before full res tile"); return AVERROR_PATCHWELCOME; } if (s->xmin || s->ymin) { avpriv_report_missing_feature(s->avctx, "Tiles with xmin/ymin"); return AVERROR_PATCHWELCOME; } line = s->tile_attr.ySize * tile_y; col = s->tile_attr.xSize * tile_x; if (line < s->ymin || line > s->ymax || col < s->xmin || col > s->xmax) return AVERROR_INVALIDDATA; td->ysize = FFMIN(s->tile_attr.ySize, s->ydelta - tile_y * s->tile_attr.ySize); td->xsize = FFMIN(s->tile_attr.xSize, s->xdelta - tile_x * s->tile_attr.xSize); if (col) { /* not the first tile of the line */ bxmin = 0; /* doesn't add pixel at the left of the datawindow */ } if ((col + td->xsize) != s->xdelta)/* not the last tile of the line */ axmax = 0; /* doesn't add pixel at the right of the datawindow */ td->channel_line_size = td->xsize * s->current_channel_offset;/* uncompress size of one line */ uncompressed_size = td->channel_line_size * (uint64_t)td->ysize;/* uncompress size of the block */ } else { if (line_offset > buf_size - 8) return AVERROR_INVALIDDATA; src = buf + line_offset + 8; line = AV_RL32(src - 8); if (line < s->ymin || line > s->ymax) return AVERROR_INVALIDDATA; data_size = AV_RL32(src - 4); if (data_size <= 0 || data_size > buf_size) return AVERROR_INVALIDDATA; td->ysize = FFMIN(s->scan_lines_per_block, s->ymax - line + 1); /* s->ydelta - line ?? */ td->xsize = s->xdelta; td->channel_line_size = td->xsize * s->current_channel_offset;/* uncompress size of one line */ uncompressed_size = td->channel_line_size * (uint64_t)td->ysize;/* uncompress size of the block */ if ((s->compression == EXR_RAW && (data_size != uncompressed_size || line_offset > buf_size - uncompressed_size)) || (s->compression != EXR_RAW && (data_size > uncompressed_size || line_offset > buf_size - data_size))) { return AVERROR_INVALIDDATA; } } if (data_size < uncompressed_size || s->is_tile) { /* td->tmp is use for tile reorganization */ av_fast_padded_malloc(&td->tmp, &td->tmp_size, uncompressed_size); if (!td->tmp) return AVERROR(ENOMEM); } if (data_size < uncompressed_size) { av_fast_padded_malloc(&td->uncompressed_data, &td->uncompressed_size, uncompressed_size + 64);/* Force 64 padding for AVX2 reorder_pixels dst */ if (!td->uncompressed_data) return AVERROR(ENOMEM); ret = AVERROR_INVALIDDATA; switch (s->compression) { case EXR_ZIP1: case EXR_ZIP16: ret = zip_uncompress(s, src, data_size, uncompressed_size, td); break; case EXR_PIZ: ret = piz_uncompress(s, src, data_size, uncompressed_size, td); break; case EXR_PXR24: ret = pxr24_uncompress(s, src, data_size, uncompressed_size, td); break; case EXR_RLE: ret = rle_uncompress(s, src, data_size, uncompressed_size, td); break; case EXR_B44: case EXR_B44A: ret = b44_uncompress(s, src, data_size, uncompressed_size, td); break; } if (ret < 0) { av_log(avctx, AV_LOG_ERROR, "decode_block() failed.\n"); return ret; } src = td->uncompressed_data; } if (!s->is_luma) { channel_buffer[0] = src + td->xsize * s->channel_offsets[0]; channel_buffer[1] = src + td->xsize * s->channel_offsets[1]; channel_buffer[2] = src + td->xsize * s->channel_offsets[2]; rgb_channel_count = 3; } else { /* put y data in the first channel_buffer */ channel_buffer[0] = src + td->xsize * s->channel_offsets[1]; rgb_channel_count = 1; } if (s->channel_offsets[3] >= 0) channel_buffer[3] = src + td->xsize * s->channel_offsets[3]; ptr = p->data[0] + line * p->linesize[0] + (col * s->desc->nb_components * 2); for (i = 0; i < td->ysize; i++, ptr += p->linesize[0]) { const uint8_t * a; const uint8_t *rgb[3]; for (c = 0; c < rgb_channel_count; c++){ rgb[c] = channel_buffer[c]; } if (channel_buffer[3]) a = channel_buffer[3]; ptr_x = (uint16_t *) ptr; // Zero out the start if xmin is not 0 memset(ptr_x, 0, bxmin); ptr_x += s->xmin * s->desc->nb_components; if (s->pixel_type == EXR_FLOAT) { // 32-bit if (trc_func) { for (x = 0; x < td->xsize; x++) { union av_intfloat32 t; for (c = 0; c < rgb_channel_count; c++) { t.i = bytestream_get_le32(&rgb[c]); t.f = trc_func(t.f); *ptr_x++ = exr_flt2uint(t.i); } if (channel_buffer[3]) *ptr_x++ = exr_flt2uint(bytestream_get_le32(&a)); } } else { for (x = 0; x < td->xsize; x++) { union av_intfloat32 t; int c; for (c = 0; c < rgb_channel_count; c++) { t.i = bytestream_get_le32(&rgb[c]); if (t.f > 0.0f) /* avoid negative values */ t.f = powf(t.f, one_gamma); *ptr_x++ = exr_flt2uint(t.i); } if (channel_buffer[3]) *ptr_x++ = exr_flt2uint(bytestream_get_le32(&a)); } } } else if (s->pixel_type == EXR_HALF) { // 16-bit for (x = 0; x < td->xsize; x++) { int c; for (c = 0; c < rgb_channel_count; c++) { *ptr_x++ = s->gamma_table[bytestream_get_le16(&rgb[c])]; } if (channel_buffer[3]) *ptr_x++ = exr_halflt2uint(bytestream_get_le16(&a)); } } else if (s->pixel_type == EXR_UINT) { for (x = 0; x < td->xsize; x++) { for (c = 0; c < rgb_channel_count; c++) { *ptr_x++ = bytestream_get_le32(&rgb[c]) >> 16; } if (channel_buffer[3]) *ptr_x++ = bytestream_get_le32(&a) >> 16; } } // Zero out the end if xmax+1 is not w memset(ptr_x, 0, axmax); channel_buffer[0] += td->channel_line_size; channel_buffer[1] += td->channel_line_size; channel_buffer[2] += td->channel_line_size; if (channel_buffer[3]) channel_buffer[3] += td->channel_line_size; } return 0; } | 18,576 |
1 | void watchdog_pc_init(PCIBus *pci_bus) { if (watchdog) watchdog->wdt_pc_init(pci_bus); } | 18,577 |
1 | static void copy_bits(PutBitContext *pb, const uint8_t *data, int size, GetBitContext *gb, int nbits) { int rmn_bytes, rmn_bits; rmn_bits = rmn_bytes = get_bits_left(gb); if (rmn_bits < nbits) rmn_bits &= 7; rmn_bytes >>= 3; if ((rmn_bits = FFMIN(rmn_bits, nbits)) > 0) put_bits(pb, rmn_bits, get_bits(gb, rmn_bits)); ff_copy_bits(pb, data + size - rmn_bytes, FFMIN(nbits - rmn_bits, rmn_bytes << 3)); } | 18,579 |
0 | int ff_asf_parse_packet(AVFormatContext *s, ByteIOContext *pb, AVPacket *pkt) { ASFContext *asf = s->priv_data; ASFStream *asf_st = 0; for (;;) { if(url_feof(pb)) return AVERROR_EOF; if (asf->packet_size_left < FRAME_HEADER_SIZE || asf->packet_segments < 1) { //asf->packet_size_left <= asf->packet_padsize) { int ret = asf->packet_size_left + asf->packet_padsize; //printf("PacketLeftSize:%d Pad:%d Pos:%"PRId64"\n", asf->packet_size_left, asf->packet_padsize, url_ftell(pb)); assert(ret>=0); /* fail safe */ url_fskip(pb, ret); asf->packet_pos= url_ftell(pb); if (asf->data_object_size != (uint64_t)-1 && (asf->packet_pos - asf->data_object_offset >= asf->data_object_size)) return AVERROR(EIO); /* Do not exceed the size of the data object */ return 1; } if (asf->packet_time_start == 0) { if(asf_read_frame_header(s, pb) < 0){ asf->packet_segments= 0; continue; } if (asf->stream_index < 0 || s->streams[asf->stream_index]->discard >= AVDISCARD_ALL || (!asf->packet_key_frame && s->streams[asf->stream_index]->discard >= AVDISCARD_NONKEY) ) { asf->packet_time_start = 0; /* unhandled packet (should not happen) */ url_fskip(pb, asf->packet_frag_size); asf->packet_size_left -= asf->packet_frag_size; if(asf->stream_index < 0) av_log(s, AV_LOG_ERROR, "ff asf skip %d (unknown stream)\n", asf->packet_frag_size); continue; } asf->asf_st = s->streams[asf->stream_index]->priv_data; } asf_st = asf->asf_st; if (asf->packet_replic_size == 1) { // frag_offset is here used as the beginning timestamp asf->packet_frag_timestamp = asf->packet_time_start; asf->packet_time_start += asf->packet_time_delta; asf->packet_obj_size = asf->packet_frag_size = get_byte(pb); asf->packet_size_left--; asf->packet_multi_size--; if (asf->packet_multi_size < asf->packet_obj_size) { asf->packet_time_start = 0; url_fskip(pb, asf->packet_multi_size); asf->packet_size_left -= asf->packet_multi_size; continue; } asf->packet_multi_size -= asf->packet_obj_size; //printf("COMPRESS size %d %d %d ms:%d\n", asf->packet_obj_size, asf->packet_frag_timestamp, asf->packet_size_left, asf->packet_multi_size); } if( /*asf->packet_frag_size == asf->packet_obj_size*/ asf_st->frag_offset + asf->packet_frag_size <= asf_st->pkt.size && asf_st->frag_offset + asf->packet_frag_size > asf->packet_obj_size){ av_log(s, AV_LOG_INFO, "ignoring invalid packet_obj_size (%d %d %d %d)\n", asf_st->frag_offset, asf->packet_frag_size, asf->packet_obj_size, asf_st->pkt.size); asf->packet_obj_size= asf_st->pkt.size; } if ( asf_st->pkt.size != asf->packet_obj_size || asf_st->frag_offset + asf->packet_frag_size > asf_st->pkt.size) { //FIXME is this condition sufficient? if(asf_st->pkt.data){ av_log(s, AV_LOG_INFO, "freeing incomplete packet size %d, new %d\n", asf_st->pkt.size, asf->packet_obj_size); asf_st->frag_offset = 0; av_free_packet(&asf_st->pkt); } /* new packet */ av_new_packet(&asf_st->pkt, asf->packet_obj_size); asf_st->seq = asf->packet_seq; asf_st->pkt.dts = asf->packet_frag_timestamp; asf_st->pkt.stream_index = asf->stream_index; asf_st->pkt.pos = asf_st->packet_pos= asf->packet_pos; //printf("new packet: stream:%d key:%d packet_key:%d audio:%d size:%d\n", //asf->stream_index, asf->packet_key_frame, asf_st->pkt.flags & PKT_FLAG_KEY, //s->streams[asf->stream_index]->codec->codec_type == CODEC_TYPE_AUDIO, asf->packet_obj_size); if (s->streams[asf->stream_index]->codec->codec_type == CODEC_TYPE_AUDIO) asf->packet_key_frame = 1; if (asf->packet_key_frame) asf_st->pkt.flags |= PKT_FLAG_KEY; } /* read data */ //printf("READ PACKET s:%d os:%d o:%d,%d l:%d DATA:%p\n", // asf->packet_size, asf_st->pkt.size, asf->packet_frag_offset, // asf_st->frag_offset, asf->packet_frag_size, asf_st->pkt.data); asf->packet_size_left -= asf->packet_frag_size; if (asf->packet_size_left < 0) continue; if( asf->packet_frag_offset >= asf_st->pkt.size || asf->packet_frag_size > asf_st->pkt.size - asf->packet_frag_offset){ av_log(s, AV_LOG_ERROR, "packet fragment position invalid %u,%u not in %u\n", asf->packet_frag_offset, asf->packet_frag_size, asf_st->pkt.size); continue; } get_buffer(pb, asf_st->pkt.data + asf->packet_frag_offset, asf->packet_frag_size); if (s->key && s->keylen == 20) ff_asfcrypt_dec(s->key, asf_st->pkt.data + asf->packet_frag_offset, asf->packet_frag_size); asf_st->frag_offset += asf->packet_frag_size; /* test if whole packet is read */ if (asf_st->frag_offset == asf_st->pkt.size) { //workaround for macroshit radio DVR-MS files if( s->streams[asf->stream_index]->codec->codec_id == CODEC_ID_MPEG2VIDEO && asf_st->pkt.size > 100){ int i; for(i=0; i<asf_st->pkt.size && !asf_st->pkt.data[i]; i++); if(i == asf_st->pkt.size){ av_log(s, AV_LOG_DEBUG, "discarding ms fart\n"); asf_st->frag_offset = 0; av_free_packet(&asf_st->pkt); continue; } } /* return packet */ if (asf_st->ds_span > 1) { if(asf_st->pkt.size != asf_st->ds_packet_size * asf_st->ds_span){ av_log(s, AV_LOG_ERROR, "pkt.size != ds_packet_size * ds_span (%d %d %d)\n", asf_st->pkt.size, asf_st->ds_packet_size, asf_st->ds_span); }else{ /* packet descrambling */ uint8_t *newdata = av_malloc(asf_st->pkt.size); if (newdata) { int offset = 0; while (offset < asf_st->pkt.size) { int off = offset / asf_st->ds_chunk_size; int row = off / asf_st->ds_span; int col = off % asf_st->ds_span; int idx = row + col * asf_st->ds_packet_size / asf_st->ds_chunk_size; //printf("off:%d row:%d col:%d idx:%d\n", off, row, col, idx); assert(offset + asf_st->ds_chunk_size <= asf_st->pkt.size); assert(idx+1 <= asf_st->pkt.size / asf_st->ds_chunk_size); memcpy(newdata + offset, asf_st->pkt.data + idx * asf_st->ds_chunk_size, asf_st->ds_chunk_size); offset += asf_st->ds_chunk_size; } av_free(asf_st->pkt.data); asf_st->pkt.data = newdata; } } } asf_st->frag_offset = 0; *pkt= asf_st->pkt; //printf("packet %d %d\n", asf_st->pkt.size, asf->packet_frag_size); asf_st->pkt.size = 0; asf_st->pkt.data = 0; break; // packet completed } } return 0; } | 18,581 |
0 | static int xmv_read_close(AVFormatContext *s) { XMVDemuxContext *xmv = s->priv_data; av_free(xmv->audio); av_free(xmv->audio_tracks); return 0; } | 18,582 |
0 | static void mpeg1_encode_sequence_header(MpegEncContext *s) { unsigned int vbv_buffer_size; unsigned int fps, v; int i; uint64_t time_code; float best_aspect_error= 1E10; float aspect_ratio= av_q2d(s->avctx->sample_aspect_ratio); int constraint_parameter_flag; if(aspect_ratio==0.0) aspect_ratio= 1.0; //pixel aspect 1:1 (VGA) if (s->current_picture.key_frame) { AVRational framerate= frame_rate_tab[s->frame_rate_index]; /* mpeg1 header repeated every gop */ put_header(s, SEQ_START_CODE); put_bits(&s->pb, 12, s->width); put_bits(&s->pb, 12, s->height); for(i=1; i<15; i++){ float error= aspect_ratio; if(s->codec_id == CODEC_ID_MPEG1VIDEO || i <=1) error-= 1.0/mpeg1_aspect[i]; else error-= av_q2d(mpeg2_aspect[i])*s->height/s->width; error= ABS(error); if(error < best_aspect_error){ best_aspect_error= error; s->aspect_ratio_info= i; } } put_bits(&s->pb, 4, s->aspect_ratio_info); put_bits(&s->pb, 4, s->frame_rate_index); if(s->avctx->rc_max_rate){ v = (s->avctx->rc_max_rate + 399) / 400; if (v > 0x3ffff && s->codec_id == CODEC_ID_MPEG1VIDEO) v = 0x3ffff; }else{ v= 0x3FFFF; } if(s->avctx->rc_buffer_size) vbv_buffer_size = s->avctx->rc_buffer_size; else /* VBV calculation: Scaled so that a VCD has the proper VBV size of 40 kilobytes */ vbv_buffer_size = (( 20 * s->bit_rate) / (1151929 / 2)) * 8 * 1024; vbv_buffer_size= (vbv_buffer_size + 16383) / 16384; put_bits(&s->pb, 18, v & 0x3FFFF); put_bits(&s->pb, 1, 1); /* marker */ put_bits(&s->pb, 10, vbv_buffer_size & 0x3FF); constraint_parameter_flag= s->width <= 768 && s->height <= 576 && s->mb_width * s->mb_height <= 396 && s->mb_width * s->mb_height * framerate.num <= framerate.den*396*25 && framerate.num <= framerate.den*30 && vbv_buffer_size <= 20 && v <= 1856000/400 && s->codec_id == CODEC_ID_MPEG1VIDEO; put_bits(&s->pb, 1, constraint_parameter_flag); ff_write_quant_matrix(&s->pb, s->avctx->intra_matrix); ff_write_quant_matrix(&s->pb, s->avctx->inter_matrix); if(s->codec_id == CODEC_ID_MPEG2VIDEO){ put_header(s, EXT_START_CODE); put_bits(&s->pb, 4, 1); //seq ext put_bits(&s->pb, 1, 0); //esc put_bits(&s->pb, 3, 4); //profile put_bits(&s->pb, 4, 8); //level put_bits(&s->pb, 1, s->progressive_sequence); put_bits(&s->pb, 2, 1); //chroma format 4:2:0 put_bits(&s->pb, 2, 0); //horizontal size ext put_bits(&s->pb, 2, 0); //vertical size ext put_bits(&s->pb, 12, v>>18); //bitrate ext put_bits(&s->pb, 1, 1); //marker put_bits(&s->pb, 8, vbv_buffer_size >>10); //vbv buffer ext put_bits(&s->pb, 1, s->low_delay); put_bits(&s->pb, 2, 0); // frame_rate_ext_n put_bits(&s->pb, 5, 0); // frame_rate_ext_d } put_header(s, GOP_START_CODE); put_bits(&s->pb, 1, 0); /* do drop frame */ /* time code : we must convert from the real frame rate to a fake mpeg frame rate in case of low frame rate */ fps = (framerate.num + framerate.den/2)/ framerate.den; time_code = s->current_picture_ptr->coded_picture_number; s->gop_picture_number = time_code; put_bits(&s->pb, 5, (uint32_t)((time_code / (fps * 3600)) % 24)); put_bits(&s->pb, 6, (uint32_t)((time_code / (fps * 60)) % 60)); put_bits(&s->pb, 1, 1); put_bits(&s->pb, 6, (uint32_t)((time_code / fps) % 60)); put_bits(&s->pb, 6, (uint32_t)((time_code % fps))); put_bits(&s->pb, 1, !!(s->flags & CODEC_FLAG_CLOSED_GOP)); put_bits(&s->pb, 1, 0); /* broken link */ } } | 18,584 |
0 | int ff_vp56_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt) { const uint8_t *buf = avpkt->data; VP56Context *s = avctx->priv_data; AVFrame *const p = s->frames[VP56_FRAME_CURRENT]; int remaining_buf_size = avpkt->size; int av_uninit(alpha_offset); int i, res; if (s->has_alpha) { if (remaining_buf_size < 3) return -1; alpha_offset = bytestream_get_be24(&buf); remaining_buf_size -= 3; if (remaining_buf_size < alpha_offset) return -1; } res = s->parse_header(s, buf, remaining_buf_size); if (res < 0) return res; if (res == VP56_SIZE_CHANGE) { for (i = 0; i < 4; i++) { av_frame_unref(s->frames[i]); if (s->alpha_context) av_frame_unref(s->alpha_context->frames[i]); } } if (ff_get_buffer(avctx, p, AV_GET_BUFFER_FLAG_REF) < 0) return -1; if (s->has_alpha) { av_frame_unref(s->alpha_context->frames[VP56_FRAME_CURRENT]); av_frame_ref(s->alpha_context->frames[VP56_FRAME_CURRENT], p); } if (res == VP56_SIZE_CHANGE) { if (vp56_size_changed(s)) { av_frame_unref(p); return -1; } } if (s->has_alpha) { int bak_w = avctx->width; int bak_h = avctx->height; int bak_cw = avctx->coded_width; int bak_ch = avctx->coded_height; buf += alpha_offset; remaining_buf_size -= alpha_offset; res = s->alpha_context->parse_header(s->alpha_context, buf, remaining_buf_size); if (res != 0) { if(res==VP56_SIZE_CHANGE) { av_log(avctx, AV_LOG_ERROR, "Alpha reconfiguration\n"); avctx->width = bak_w; avctx->height = bak_h; avctx->coded_width = bak_cw; avctx->coded_height = bak_ch; } av_frame_unref(p); return -1; } } avctx->execute2(avctx, ff_vp56_decode_mbs, 0, 0, s->has_alpha + 1); if ((res = av_frame_ref(data, p)) < 0) return res; *got_frame = 1; return avpkt->size; } | 18,585 |
0 | static int vfio_get_device(VFIOGroup *group, const char *name, VFIOPCIDevice *vdev) { struct vfio_device_info dev_info = { .argsz = sizeof(dev_info) }; struct vfio_region_info reg_info = { .argsz = sizeof(reg_info) }; struct vfio_irq_info irq_info = { .argsz = sizeof(irq_info) }; int ret, i; ret = ioctl(group->fd, VFIO_GROUP_GET_DEVICE_FD, name); if (ret < 0) { error_report("vfio: error getting device %s from group %d: %m", name, group->groupid); error_printf("Verify all devices in group %d are bound to vfio-pci " "or pci-stub and not already in use\n", group->groupid); return ret; } vdev->vbasedev.fd = ret; vdev->vbasedev.group = group; QLIST_INSERT_HEAD(&group->device_list, vdev, next); /* Sanity check device */ ret = ioctl(vdev->vbasedev.fd, VFIO_DEVICE_GET_INFO, &dev_info); if (ret) { error_report("vfio: error getting device info: %m"); goto error; } trace_vfio_get_device_irq(name, dev_info.flags, dev_info.num_regions, dev_info.num_irqs); if (!(dev_info.flags & VFIO_DEVICE_FLAGS_PCI)) { error_report("vfio: Um, this isn't a PCI device"); goto error; } vdev->reset_works = !!(dev_info.flags & VFIO_DEVICE_FLAGS_RESET); if (dev_info.num_regions < VFIO_PCI_CONFIG_REGION_INDEX + 1) { error_report("vfio: unexpected number of io regions %u", dev_info.num_regions); goto error; } if (dev_info.num_irqs < VFIO_PCI_MSIX_IRQ_INDEX + 1) { error_report("vfio: unexpected number of irqs %u", dev_info.num_irqs); goto error; } for (i = VFIO_PCI_BAR0_REGION_INDEX; i < VFIO_PCI_ROM_REGION_INDEX; i++) { reg_info.index = i; ret = ioctl(vdev->vbasedev.fd, VFIO_DEVICE_GET_REGION_INFO, ®_info); if (ret) { error_report("vfio: Error getting region %d info: %m", i); goto error; } trace_vfio_get_device_region(name, i, (unsigned long)reg_info.size, (unsigned long)reg_info.offset, (unsigned long)reg_info.flags); vdev->bars[i].flags = reg_info.flags; vdev->bars[i].size = reg_info.size; vdev->bars[i].fd_offset = reg_info.offset; vdev->bars[i].fd = vdev->vbasedev.fd; vdev->bars[i].nr = i; QLIST_INIT(&vdev->bars[i].quirks); } reg_info.index = VFIO_PCI_CONFIG_REGION_INDEX; ret = ioctl(vdev->vbasedev.fd, VFIO_DEVICE_GET_REGION_INFO, ®_info); if (ret) { error_report("vfio: Error getting config info: %m"); goto error; } trace_vfio_get_device_config(name, (unsigned long)reg_info.size, (unsigned long)reg_info.offset, (unsigned long)reg_info.flags); vdev->config_size = reg_info.size; if (vdev->config_size == PCI_CONFIG_SPACE_SIZE) { vdev->pdev.cap_present &= ~QEMU_PCI_CAP_EXPRESS; } vdev->config_offset = reg_info.offset; if ((vdev->features & VFIO_FEATURE_ENABLE_VGA) && dev_info.num_regions > VFIO_PCI_VGA_REGION_INDEX) { struct vfio_region_info vga_info = { .argsz = sizeof(vga_info), .index = VFIO_PCI_VGA_REGION_INDEX, }; ret = ioctl(vdev->vbasedev.fd, VFIO_DEVICE_GET_REGION_INFO, &vga_info); if (ret) { error_report( "vfio: Device does not support requested feature x-vga"); goto error; } if (!(vga_info.flags & VFIO_REGION_INFO_FLAG_READ) || !(vga_info.flags & VFIO_REGION_INFO_FLAG_WRITE) || vga_info.size < 0xbffff + 1) { error_report("vfio: Unexpected VGA info, flags 0x%lx, size 0x%lx", (unsigned long)vga_info.flags, (unsigned long)vga_info.size); goto error; } vdev->vga.fd_offset = vga_info.offset; vdev->vga.fd = vdev->vbasedev.fd; vdev->vga.region[QEMU_PCI_VGA_MEM].offset = QEMU_PCI_VGA_MEM_BASE; vdev->vga.region[QEMU_PCI_VGA_MEM].nr = QEMU_PCI_VGA_MEM; QLIST_INIT(&vdev->vga.region[QEMU_PCI_VGA_MEM].quirks); vdev->vga.region[QEMU_PCI_VGA_IO_LO].offset = QEMU_PCI_VGA_IO_LO_BASE; vdev->vga.region[QEMU_PCI_VGA_IO_LO].nr = QEMU_PCI_VGA_IO_LO; QLIST_INIT(&vdev->vga.region[QEMU_PCI_VGA_IO_LO].quirks); vdev->vga.region[QEMU_PCI_VGA_IO_HI].offset = QEMU_PCI_VGA_IO_HI_BASE; vdev->vga.region[QEMU_PCI_VGA_IO_HI].nr = QEMU_PCI_VGA_IO_HI; QLIST_INIT(&vdev->vga.region[QEMU_PCI_VGA_IO_HI].quirks); vdev->has_vga = true; } irq_info.index = VFIO_PCI_ERR_IRQ_INDEX; ret = ioctl(vdev->vbasedev.fd, VFIO_DEVICE_GET_IRQ_INFO, &irq_info); if (ret) { /* This can fail for an old kernel or legacy PCI dev */ trace_vfio_get_device_get_irq_info_failure(); ret = 0; } else if (irq_info.count == 1) { vdev->pci_aer = true; } else { error_report("vfio: %04x:%02x:%02x.%x " "Could not enable error recovery for the device", vdev->host.domain, vdev->host.bus, vdev->host.slot, vdev->host.function); } error: if (ret) { QLIST_REMOVE(vdev, next); vdev->vbasedev.group = NULL; close(vdev->vbasedev.fd); } return ret; } | 18,586 |
0 | static void css_inject_io_interrupt(SubchDev *sch) { S390CPU *cpu = s390_cpu_addr2state(0); uint8_t isc = (sch->curr_status.pmcw.flags & PMCW_FLAGS_MASK_ISC) >> 11; trace_css_io_interrupt(sch->cssid, sch->ssid, sch->schid, sch->curr_status.pmcw.intparm, isc, ""); s390_io_interrupt(cpu, css_build_subchannel_id(sch), sch->schid, sch->curr_status.pmcw.intparm, isc << 27); } | 18,587 |
0 | static int bonito_initfn(PCIDevice *dev) { PCIBonitoState *s = DO_UPCAST(PCIBonitoState, dev, dev); /* Bonito North Bridge, built on FPGA, VENDOR_ID/DEVICE_ID are "undefined" */ pci_config_set_vendor_id(dev->config, 0xdf53); pci_config_set_device_id(dev->config, 0x00d5); pci_config_set_class(dev->config, PCI_CLASS_BRIDGE_HOST); pci_config_set_prog_interface(dev->config, 0x00); pci_config_set_revision(dev->config, 0x01); /* set the north bridge register mapping */ s->bonito_reg_handle = cpu_register_io_memory(bonito_read, bonito_write, s, DEVICE_NATIVE_ENDIAN); s->bonito_reg_start = BONITO_INTERNAL_REG_BASE; s->bonito_reg_length = BONITO_INTERNAL_REG_SIZE; cpu_register_physical_memory(s->bonito_reg_start, s->bonito_reg_length, s->bonito_reg_handle); /* set the north bridge pci configure mapping */ s->bonito_pciconf_handle = cpu_register_io_memory(bonito_pciconf_read, bonito_pciconf_write, s, DEVICE_NATIVE_ENDIAN); s->bonito_pciconf_start = BONITO_PCICONFIG_BASE; s->bonito_pciconf_length = BONITO_PCICONFIG_SIZE; cpu_register_physical_memory(s->bonito_pciconf_start, s->bonito_pciconf_length, s->bonito_pciconf_handle); /* set the south bridge pci configure mapping */ s->bonito_spciconf_handle = cpu_register_io_memory(bonito_spciconf_read, bonito_spciconf_write, s, DEVICE_NATIVE_ENDIAN); s->bonito_spciconf_start = BONITO_SPCICONFIG_BASE; s->bonito_spciconf_length = BONITO_SPCICONFIG_SIZE; cpu_register_physical_memory(s->bonito_spciconf_start, s->bonito_spciconf_length, s->bonito_spciconf_handle); s->bonito_ldma_handle = cpu_register_io_memory(bonito_ldma_read, bonito_ldma_write, s, DEVICE_NATIVE_ENDIAN); s->bonito_ldma_start = 0xbfe00200; s->bonito_ldma_length = 0x100; cpu_register_physical_memory(s->bonito_ldma_start, s->bonito_ldma_length, s->bonito_ldma_handle); s->bonito_cop_handle = cpu_register_io_memory(bonito_cop_read, bonito_cop_write, s, DEVICE_NATIVE_ENDIAN); s->bonito_cop_start = 0xbfe00300; s->bonito_cop_length = 0x100; cpu_register_physical_memory(s->bonito_cop_start, s->bonito_cop_length, s->bonito_cop_handle); /* Map PCI IO Space 0x1fd0 0000 - 0x1fd1 0000 */ s->bonito_pciio_start = BONITO_PCIIO_BASE; s->bonito_pciio_length = BONITO_PCIIO_SIZE; isa_mem_base = s->bonito_pciio_start; isa_mmio_init(s->bonito_pciio_start, s->bonito_pciio_length); /* add pci local io mapping */ s->bonito_localio_start = BONITO_DEV_BASE; s->bonito_localio_length = BONITO_DEV_SIZE; isa_mmio_init(s->bonito_localio_start, s->bonito_localio_length); /* set the default value of north bridge pci config */ pci_set_word(dev->config + PCI_COMMAND, 0x0000); pci_set_word(dev->config + PCI_STATUS, 0x0000); pci_set_word(dev->config + PCI_SUBSYSTEM_VENDOR_ID, 0x0000); pci_set_word(dev->config + PCI_SUBSYSTEM_ID, 0x0000); pci_set_byte(dev->config + PCI_INTERRUPT_LINE, 0x00); pci_set_byte(dev->config + PCI_INTERRUPT_PIN, 0x01); pci_set_byte(dev->config + PCI_MIN_GNT, 0x3c); pci_set_byte(dev->config + PCI_MAX_LAT, 0x00); qemu_register_reset(bonito_reset, s); return 0; } | 18,588 |
0 | static void decode_opc (CPUMIPSState *env, DisasContext *ctx, int *is_branch) { int32_t offset; int rs, rt, rd, sa; uint32_t op, op1, op2; int16_t imm; /* make sure instructions are on a word boundary */ if (ctx->pc & 0x3) { env->CP0_BadVAddr = ctx->pc; generate_exception(ctx, EXCP_AdEL); return; } /* Handle blikely not taken case */ if ((ctx->hflags & MIPS_HFLAG_BMASK_BASE) == MIPS_HFLAG_BL) { int l1 = gen_new_label(); MIPS_DEBUG("blikely condition (" TARGET_FMT_lx ")", ctx->pc + 4); tcg_gen_brcondi_tl(TCG_COND_NE, bcond, 0, l1); tcg_gen_movi_i32(hflags, ctx->hflags & ~MIPS_HFLAG_BMASK); gen_goto_tb(ctx, 1, ctx->pc + 4); gen_set_label(l1); } if (unlikely(qemu_loglevel_mask(CPU_LOG_TB_OP | CPU_LOG_TB_OP_OPT))) { tcg_gen_debug_insn_start(ctx->pc); } op = MASK_OP_MAJOR(ctx->opcode); rs = (ctx->opcode >> 21) & 0x1f; rt = (ctx->opcode >> 16) & 0x1f; rd = (ctx->opcode >> 11) & 0x1f; sa = (ctx->opcode >> 6) & 0x1f; imm = (int16_t)ctx->opcode; switch (op) { case OPC_SPECIAL: op1 = MASK_SPECIAL(ctx->opcode); switch (op1) { case OPC_SLL: /* Shift with immediate */ case OPC_SRA: gen_shift_imm(ctx, op1, rd, rt, sa); break; case OPC_SRL: switch ((ctx->opcode >> 21) & 0x1f) { case 1: /* rotr is decoded as srl on non-R2 CPUs */ if (ctx->insn_flags & ISA_MIPS32R2) { op1 = OPC_ROTR; } /* Fallthrough */ case 0: gen_shift_imm(ctx, op1, rd, rt, sa); break; default: generate_exception(ctx, EXCP_RI); break; } break; case OPC_MOVN: /* Conditional move */ case OPC_MOVZ: check_insn(ctx, ISA_MIPS4 | ISA_MIPS32 | INSN_LOONGSON2E | INSN_LOONGSON2F); gen_cond_move(ctx, op1, rd, rs, rt); break; case OPC_ADD ... OPC_SUBU: gen_arith(ctx, op1, rd, rs, rt); break; case OPC_SLLV: /* Shifts */ case OPC_SRAV: gen_shift(ctx, op1, rd, rs, rt); break; case OPC_SRLV: switch ((ctx->opcode >> 6) & 0x1f) { case 1: /* rotrv is decoded as srlv on non-R2 CPUs */ if (ctx->insn_flags & ISA_MIPS32R2) { op1 = OPC_ROTRV; } /* Fallthrough */ case 0: gen_shift(ctx, op1, rd, rs, rt); break; default: generate_exception(ctx, EXCP_RI); break; } break; case OPC_SLT: /* Set on less than */ case OPC_SLTU: gen_slt(ctx, op1, rd, rs, rt); break; case OPC_AND: /* Logic*/ case OPC_OR: case OPC_NOR: case OPC_XOR: gen_logic(ctx, op1, rd, rs, rt); break; case OPC_MULT ... OPC_DIVU: if (sa) { check_insn(ctx, INSN_VR54XX); op1 = MASK_MUL_VR54XX(ctx->opcode); gen_mul_vr54xx(ctx, op1, rd, rs, rt); } else gen_muldiv(ctx, op1, rs, rt); break; case OPC_JR ... OPC_JALR: gen_compute_branch(ctx, op1, 4, rs, rd, sa); *is_branch = 1; break; case OPC_TGE ... OPC_TEQ: /* Traps */ case OPC_TNE: gen_trap(ctx, op1, rs, rt, -1); break; case OPC_MFHI: /* Move from HI/LO */ case OPC_MFLO: gen_HILO(ctx, op1, rd); break; case OPC_MTHI: case OPC_MTLO: /* Move to HI/LO */ gen_HILO(ctx, op1, rs); break; case OPC_PMON: /* Pmon entry point, also R4010 selsl */ #ifdef MIPS_STRICT_STANDARD MIPS_INVAL("PMON / selsl"); generate_exception(ctx, EXCP_RI); #else gen_helper_0e0i(pmon, sa); #endif break; case OPC_SYSCALL: generate_exception(ctx, EXCP_SYSCALL); ctx->bstate = BS_STOP; break; case OPC_BREAK: generate_exception(ctx, EXCP_BREAK); break; case OPC_SPIM: #ifdef MIPS_STRICT_STANDARD MIPS_INVAL("SPIM"); generate_exception(ctx, EXCP_RI); #else /* Implemented as RI exception for now. */ MIPS_INVAL("spim (unofficial)"); generate_exception(ctx, EXCP_RI); #endif break; case OPC_SYNC: /* Treat as NOP. */ break; case OPC_MOVCI: check_insn(ctx, ISA_MIPS4 | ISA_MIPS32); if (env->CP0_Config1 & (1 << CP0C1_FP)) { check_cp1_enabled(ctx); gen_movci(ctx, rd, rs, (ctx->opcode >> 18) & 0x7, (ctx->opcode >> 16) & 1); } else { generate_exception_err(ctx, EXCP_CpU, 1); } break; #if defined(TARGET_MIPS64) /* MIPS64 specific opcodes */ case OPC_DSLL: case OPC_DSRA: case OPC_DSLL32: case OPC_DSRA32: check_insn(ctx, ISA_MIPS3); check_mips_64(ctx); gen_shift_imm(ctx, op1, rd, rt, sa); break; case OPC_DSRL: switch ((ctx->opcode >> 21) & 0x1f) { case 1: /* drotr is decoded as dsrl on non-R2 CPUs */ if (ctx->insn_flags & ISA_MIPS32R2) { op1 = OPC_DROTR; } /* Fallthrough */ case 0: check_insn(ctx, ISA_MIPS3); check_mips_64(ctx); gen_shift_imm(ctx, op1, rd, rt, sa); break; default: generate_exception(ctx, EXCP_RI); break; } break; case OPC_DSRL32: switch ((ctx->opcode >> 21) & 0x1f) { case 1: /* drotr32 is decoded as dsrl32 on non-R2 CPUs */ if (ctx->insn_flags & ISA_MIPS32R2) { op1 = OPC_DROTR32; } /* Fallthrough */ case 0: check_insn(ctx, ISA_MIPS3); check_mips_64(ctx); gen_shift_imm(ctx, op1, rd, rt, sa); break; default: generate_exception(ctx, EXCP_RI); break; } break; case OPC_DADD ... OPC_DSUBU: check_insn(ctx, ISA_MIPS3); check_mips_64(ctx); gen_arith(ctx, op1, rd, rs, rt); break; case OPC_DSLLV: case OPC_DSRAV: check_insn(ctx, ISA_MIPS3); check_mips_64(ctx); gen_shift(ctx, op1, rd, rs, rt); break; case OPC_DSRLV: switch ((ctx->opcode >> 6) & 0x1f) { case 1: /* drotrv is decoded as dsrlv on non-R2 CPUs */ if (ctx->insn_flags & ISA_MIPS32R2) { op1 = OPC_DROTRV; } /* Fallthrough */ case 0: check_insn(ctx, ISA_MIPS3); check_mips_64(ctx); gen_shift(ctx, op1, rd, rs, rt); break; default: generate_exception(ctx, EXCP_RI); break; } break; case OPC_DMULT ... OPC_DDIVU: check_insn(ctx, ISA_MIPS3); check_mips_64(ctx); gen_muldiv(ctx, op1, rs, rt); break; #endif default: /* Invalid */ MIPS_INVAL("special"); generate_exception(ctx, EXCP_RI); break; } break; case OPC_SPECIAL2: op1 = MASK_SPECIAL2(ctx->opcode); switch (op1) { case OPC_MADD ... OPC_MADDU: /* Multiply and add/sub */ case OPC_MSUB ... OPC_MSUBU: check_insn(ctx, ISA_MIPS32); gen_muldiv(ctx, op1, rs, rt); break; case OPC_MUL: gen_arith(ctx, op1, rd, rs, rt); break; case OPC_CLO: case OPC_CLZ: check_insn(ctx, ISA_MIPS32); gen_cl(ctx, op1, rd, rs); break; case OPC_SDBBP: /* XXX: not clear which exception should be raised * when in debug mode... */ check_insn(ctx, ISA_MIPS32); if (!(ctx->hflags & MIPS_HFLAG_DM)) { generate_exception(ctx, EXCP_DBp); } else { generate_exception(ctx, EXCP_DBp); } /* Treat as NOP. */ break; case OPC_DIV_G_2F: case OPC_DIVU_G_2F: case OPC_MULT_G_2F: case OPC_MULTU_G_2F: case OPC_MOD_G_2F: case OPC_MODU_G_2F: check_insn(ctx, INSN_LOONGSON2F); gen_loongson_integer(ctx, op1, rd, rs, rt); break; #if defined(TARGET_MIPS64) case OPC_DCLO: case OPC_DCLZ: check_insn(ctx, ISA_MIPS64); check_mips_64(ctx); gen_cl(ctx, op1, rd, rs); break; case OPC_DMULT_G_2F: case OPC_DMULTU_G_2F: case OPC_DDIV_G_2F: case OPC_DDIVU_G_2F: case OPC_DMOD_G_2F: case OPC_DMODU_G_2F: check_insn(ctx, INSN_LOONGSON2F); gen_loongson_integer(ctx, op1, rd, rs, rt); break; #endif default: /* Invalid */ MIPS_INVAL("special2"); generate_exception(ctx, EXCP_RI); break; } break; case OPC_SPECIAL3: op1 = MASK_SPECIAL3(ctx->opcode); switch (op1) { case OPC_EXT: case OPC_INS: check_insn(ctx, ISA_MIPS32R2); gen_bitops(ctx, op1, rt, rs, sa, rd); break; case OPC_BSHFL: check_insn(ctx, ISA_MIPS32R2); op2 = MASK_BSHFL(ctx->opcode); gen_bshfl(ctx, op2, rt, rd); break; case OPC_RDHWR: gen_rdhwr(ctx, rt, rd); break; case OPC_FORK: check_insn(ctx, ASE_MT); { TCGv t0 = tcg_temp_new(); TCGv t1 = tcg_temp_new(); gen_load_gpr(t0, rt); gen_load_gpr(t1, rs); gen_helper_fork(t0, t1); tcg_temp_free(t0); tcg_temp_free(t1); } break; case OPC_YIELD: check_insn(ctx, ASE_MT); { TCGv t0 = tcg_temp_new(); save_cpu_state(ctx, 1); gen_load_gpr(t0, rs); gen_helper_yield(t0, cpu_env, t0); gen_store_gpr(t0, rd); tcg_temp_free(t0); } break; case OPC_DIV_G_2E ... OPC_DIVU_G_2E: case OPC_MOD_G_2E ... OPC_MODU_G_2E: case OPC_MULT_G_2E ... OPC_MULTU_G_2E: /* OPC_MULT_G_2E, OPC_ADDUH_QB_DSP, OPC_MUL_PH_DSP have * the same mask and op1. */ if ((ctx->insn_flags & ASE_DSPR2) && (op1 == OPC_MULT_G_2E)) { op2 = MASK_ADDUH_QB(ctx->opcode); switch (op2) { case OPC_ADDUH_QB: case OPC_ADDUH_R_QB: case OPC_ADDQH_PH: case OPC_ADDQH_R_PH: case OPC_ADDQH_W: case OPC_ADDQH_R_W: case OPC_SUBUH_QB: case OPC_SUBUH_R_QB: case OPC_SUBQH_PH: case OPC_SUBQH_R_PH: case OPC_SUBQH_W: case OPC_SUBQH_R_W: gen_mipsdsp_arith(ctx, op1, op2, rd, rs, rt); break; case OPC_MUL_PH: case OPC_MUL_S_PH: case OPC_MULQ_S_W: case OPC_MULQ_RS_W: gen_mipsdsp_multiply(ctx, op1, op2, rd, rs, rt, 1); break; default: MIPS_INVAL("MASK ADDUH.QB"); generate_exception(ctx, EXCP_RI); break; } } else if (ctx->insn_flags & INSN_LOONGSON2E) { gen_loongson_integer(ctx, op1, rd, rs, rt); } else { generate_exception(ctx, EXCP_RI); } break; case OPC_LX_DSP: op2 = MASK_LX(ctx->opcode); switch (op2) { #if defined(TARGET_MIPS64) case OPC_LDX: #endif case OPC_LBUX: case OPC_LHX: case OPC_LWX: gen_mipsdsp_ld(ctx, op2, rd, rs, rt); break; default: /* Invalid */ MIPS_INVAL("MASK LX"); generate_exception(ctx, EXCP_RI); break; } break; case OPC_ABSQ_S_PH_DSP: op2 = MASK_ABSQ_S_PH(ctx->opcode); switch (op2) { case OPC_ABSQ_S_QB: case OPC_ABSQ_S_PH: case OPC_ABSQ_S_W: case OPC_PRECEQ_W_PHL: case OPC_PRECEQ_W_PHR: case OPC_PRECEQU_PH_QBL: case OPC_PRECEQU_PH_QBR: case OPC_PRECEQU_PH_QBLA: case OPC_PRECEQU_PH_QBRA: case OPC_PRECEU_PH_QBL: case OPC_PRECEU_PH_QBR: case OPC_PRECEU_PH_QBLA: case OPC_PRECEU_PH_QBRA: gen_mipsdsp_arith(ctx, op1, op2, rd, rs, rt); break; case OPC_BITREV: case OPC_REPL_QB: case OPC_REPLV_QB: case OPC_REPL_PH: case OPC_REPLV_PH: gen_mipsdsp_bitinsn(ctx, op1, op2, rd, rt); break; default: MIPS_INVAL("MASK ABSQ_S.PH"); generate_exception(ctx, EXCP_RI); break; } break; case OPC_ADDU_QB_DSP: op2 = MASK_ADDU_QB(ctx->opcode); switch (op2) { case OPC_ADDQ_PH: case OPC_ADDQ_S_PH: case OPC_ADDQ_S_W: case OPC_ADDU_QB: case OPC_ADDU_S_QB: case OPC_ADDU_PH: case OPC_ADDU_S_PH: case OPC_SUBQ_PH: case OPC_SUBQ_S_PH: case OPC_SUBQ_S_W: case OPC_SUBU_QB: case OPC_SUBU_S_QB: case OPC_SUBU_PH: case OPC_SUBU_S_PH: case OPC_ADDSC: case OPC_ADDWC: case OPC_MODSUB: case OPC_RADDU_W_QB: gen_mipsdsp_arith(ctx, op1, op2, rd, rs, rt); break; case OPC_MULEU_S_PH_QBL: case OPC_MULEU_S_PH_QBR: case OPC_MULQ_RS_PH: case OPC_MULEQ_S_W_PHL: case OPC_MULEQ_S_W_PHR: case OPC_MULQ_S_PH: gen_mipsdsp_multiply(ctx, op1, op2, rd, rs, rt, 1); break; default: /* Invalid */ MIPS_INVAL("MASK ADDU.QB"); generate_exception(ctx, EXCP_RI); break; } break; case OPC_CMPU_EQ_QB_DSP: op2 = MASK_CMPU_EQ_QB(ctx->opcode); switch (op2) { case OPC_PRECR_SRA_PH_W: case OPC_PRECR_SRA_R_PH_W: gen_mipsdsp_arith(ctx, op1, op2, rt, rs, rd); break; case OPC_PRECR_QB_PH: case OPC_PRECRQ_QB_PH: case OPC_PRECRQ_PH_W: case OPC_PRECRQ_RS_PH_W: case OPC_PRECRQU_S_QB_PH: gen_mipsdsp_arith(ctx, op1, op2, rd, rs, rt); break; case OPC_CMPU_EQ_QB: case OPC_CMPU_LT_QB: case OPC_CMPU_LE_QB: case OPC_CMP_EQ_PH: case OPC_CMP_LT_PH: case OPC_CMP_LE_PH: gen_mipsdsp_add_cmp_pick(ctx, op1, op2, rd, rs, rt, 0); break; case OPC_CMPGU_EQ_QB: case OPC_CMPGU_LT_QB: case OPC_CMPGU_LE_QB: case OPC_CMPGDU_EQ_QB: case OPC_CMPGDU_LT_QB: case OPC_CMPGDU_LE_QB: case OPC_PICK_QB: case OPC_PICK_PH: case OPC_PACKRL_PH: gen_mipsdsp_add_cmp_pick(ctx, op1, op2, rd, rs, rt, 1); break; default: /* Invalid */ MIPS_INVAL("MASK CMPU.EQ.QB"); generate_exception(ctx, EXCP_RI); break; } break; case OPC_SHLL_QB_DSP: gen_mipsdsp_shift(ctx, op1, rd, rs, rt); break; case OPC_DPA_W_PH_DSP: op2 = MASK_DPA_W_PH(ctx->opcode); switch (op2) { case OPC_DPAU_H_QBL: case OPC_DPAU_H_QBR: case OPC_DPSU_H_QBL: case OPC_DPSU_H_QBR: case OPC_DPA_W_PH: case OPC_DPAX_W_PH: case OPC_DPAQ_S_W_PH: case OPC_DPAQX_S_W_PH: case OPC_DPAQX_SA_W_PH: case OPC_DPS_W_PH: case OPC_DPSX_W_PH: case OPC_DPSQ_S_W_PH: case OPC_DPSQX_S_W_PH: case OPC_DPSQX_SA_W_PH: case OPC_MULSAQ_S_W_PH: case OPC_DPAQ_SA_L_W: case OPC_DPSQ_SA_L_W: case OPC_MAQ_S_W_PHL: case OPC_MAQ_S_W_PHR: case OPC_MAQ_SA_W_PHL: case OPC_MAQ_SA_W_PHR: case OPC_MULSA_W_PH: gen_mipsdsp_multiply(ctx, op1, op2, rd, rs, rt, 0); break; default: /* Invalid */ MIPS_INVAL("MASK DPAW.PH"); generate_exception(ctx, EXCP_RI); break; } break; case OPC_INSV_DSP: op2 = MASK_INSV(ctx->opcode); switch (op2) { case OPC_INSV: check_dsp(ctx); { TCGv t0, t1; if (rt == 0) { MIPS_DEBUG("NOP"); break; } t0 = tcg_temp_new(); t1 = tcg_temp_new(); gen_load_gpr(t0, rt); gen_load_gpr(t1, rs); gen_helper_insv(cpu_gpr[rt], cpu_env, t1, t0); tcg_temp_free(t0); tcg_temp_free(t1); break; } default: /* Invalid */ MIPS_INVAL("MASK INSV"); generate_exception(ctx, EXCP_RI); break; } break; case OPC_APPEND_DSP: check_dspr2(ctx); op2 = MASK_APPEND(ctx->opcode); gen_mipsdsp_add_cmp_pick(ctx, op1, op2, rt, rs, rd, 1); break; case OPC_EXTR_W_DSP: op2 = MASK_EXTR_W(ctx->opcode); switch (op2) { case OPC_EXTR_W: case OPC_EXTR_R_W: case OPC_EXTR_RS_W: case OPC_EXTR_S_H: case OPC_EXTRV_S_H: case OPC_EXTRV_W: case OPC_EXTRV_R_W: case OPC_EXTRV_RS_W: case OPC_EXTP: case OPC_EXTPV: case OPC_EXTPDP: case OPC_EXTPDPV: gen_mipsdsp_accinsn(ctx, op1, op2, rt, rs, rd, 1); break; case OPC_RDDSP: gen_mipsdsp_accinsn(ctx, op1, op2, rd, rs, rt, 1); break; case OPC_SHILO: case OPC_SHILOV: case OPC_MTHLIP: case OPC_WRDSP: gen_mipsdsp_accinsn(ctx, op1, op2, rd, rs, rt, 0); break; default: /* Invalid */ MIPS_INVAL("MASK EXTR.W"); generate_exception(ctx, EXCP_RI); break; } break; #if defined(TARGET_MIPS64) case OPC_DEXTM ... OPC_DEXT: case OPC_DINSM ... OPC_DINS: check_insn(ctx, ISA_MIPS64R2); check_mips_64(ctx); gen_bitops(ctx, op1, rt, rs, sa, rd); break; case OPC_DBSHFL: check_insn(ctx, ISA_MIPS64R2); check_mips_64(ctx); op2 = MASK_DBSHFL(ctx->opcode); gen_bshfl(ctx, op2, rt, rd); break; case OPC_DDIV_G_2E ... OPC_DDIVU_G_2E: case OPC_DMULT_G_2E ... OPC_DMULTU_G_2E: case OPC_DMOD_G_2E ... OPC_DMODU_G_2E: check_insn(ctx, INSN_LOONGSON2E); gen_loongson_integer(ctx, op1, rd, rs, rt); break; case OPC_ABSQ_S_QH_DSP: op2 = MASK_ABSQ_S_QH(ctx->opcode); switch (op2) { case OPC_PRECEQ_L_PWL: case OPC_PRECEQ_L_PWR: case OPC_PRECEQ_PW_QHL: case OPC_PRECEQ_PW_QHR: case OPC_PRECEQ_PW_QHLA: case OPC_PRECEQ_PW_QHRA: case OPC_PRECEQU_QH_OBL: case OPC_PRECEQU_QH_OBR: case OPC_PRECEQU_QH_OBLA: case OPC_PRECEQU_QH_OBRA: case OPC_PRECEU_QH_OBL: case OPC_PRECEU_QH_OBR: case OPC_PRECEU_QH_OBLA: case OPC_PRECEU_QH_OBRA: case OPC_ABSQ_S_OB: case OPC_ABSQ_S_PW: case OPC_ABSQ_S_QH: gen_mipsdsp_arith(ctx, op1, op2, rd, rs, rt); break; case OPC_REPL_OB: case OPC_REPL_PW: case OPC_REPL_QH: case OPC_REPLV_OB: case OPC_REPLV_PW: case OPC_REPLV_QH: gen_mipsdsp_bitinsn(ctx, op1, op2, rd, rt); break; default: /* Invalid */ MIPS_INVAL("MASK ABSQ_S.QH"); generate_exception(ctx, EXCP_RI); break; } break; case OPC_ADDU_OB_DSP: op2 = MASK_ADDU_OB(ctx->opcode); switch (op2) { case OPC_RADDU_L_OB: case OPC_SUBQ_PW: case OPC_SUBQ_S_PW: case OPC_SUBQ_QH: case OPC_SUBQ_S_QH: case OPC_SUBU_OB: case OPC_SUBU_S_OB: case OPC_SUBU_QH: case OPC_SUBU_S_QH: case OPC_SUBUH_OB: case OPC_SUBUH_R_OB: case OPC_ADDQ_PW: case OPC_ADDQ_S_PW: case OPC_ADDQ_QH: case OPC_ADDQ_S_QH: case OPC_ADDU_OB: case OPC_ADDU_S_OB: case OPC_ADDU_QH: case OPC_ADDU_S_QH: case OPC_ADDUH_OB: case OPC_ADDUH_R_OB: gen_mipsdsp_arith(ctx, op1, op2, rd, rs, rt); break; case OPC_MULEQ_S_PW_QHL: case OPC_MULEQ_S_PW_QHR: case OPC_MULEU_S_QH_OBL: case OPC_MULEU_S_QH_OBR: case OPC_MULQ_RS_QH: gen_mipsdsp_multiply(ctx, op1, op2, rd, rs, rt, 1); break; default: /* Invalid */ MIPS_INVAL("MASK ADDU.OB"); generate_exception(ctx, EXCP_RI); break; } break; case OPC_CMPU_EQ_OB_DSP: op2 = MASK_CMPU_EQ_OB(ctx->opcode); switch (op2) { case OPC_PRECR_SRA_QH_PW: case OPC_PRECR_SRA_R_QH_PW: /* Return value is rt. */ gen_mipsdsp_arith(ctx, op1, op2, rt, rs, rd); break; case OPC_PRECR_OB_QH: case OPC_PRECRQ_OB_QH: case OPC_PRECRQ_PW_L: case OPC_PRECRQ_QH_PW: case OPC_PRECRQ_RS_QH_PW: case OPC_PRECRQU_S_OB_QH: gen_mipsdsp_arith(ctx, op1, op2, rd, rs, rt); break; case OPC_CMPU_EQ_OB: case OPC_CMPU_LT_OB: case OPC_CMPU_LE_OB: case OPC_CMP_EQ_QH: case OPC_CMP_LT_QH: case OPC_CMP_LE_QH: case OPC_CMP_EQ_PW: case OPC_CMP_LT_PW: case OPC_CMP_LE_PW: gen_mipsdsp_add_cmp_pick(ctx, op1, op2, rd, rs, rt, 0); break; case OPC_CMPGDU_EQ_OB: case OPC_CMPGDU_LT_OB: case OPC_CMPGDU_LE_OB: case OPC_CMPGU_EQ_OB: case OPC_CMPGU_LT_OB: case OPC_CMPGU_LE_OB: case OPC_PACKRL_PW: case OPC_PICK_OB: case OPC_PICK_PW: case OPC_PICK_QH: gen_mipsdsp_add_cmp_pick(ctx, op1, op2, rd, rs, rt, 1); break; default: /* Invalid */ MIPS_INVAL("MASK CMPU_EQ.OB"); generate_exception(ctx, EXCP_RI); break; } break; case OPC_DAPPEND_DSP: check_dspr2(ctx); op2 = MASK_DAPPEND(ctx->opcode); gen_mipsdsp_add_cmp_pick(ctx, op1, op2, rt, rs, rd, 1); break; case OPC_DEXTR_W_DSP: op2 = MASK_DEXTR_W(ctx->opcode); switch (op2) { case OPC_DEXTP: case OPC_DEXTPDP: case OPC_DEXTPDPV: case OPC_DEXTPV: case OPC_DEXTR_L: case OPC_DEXTR_R_L: case OPC_DEXTR_RS_L: case OPC_DEXTR_W: case OPC_DEXTR_R_W: case OPC_DEXTR_RS_W: case OPC_DEXTR_S_H: case OPC_DEXTRV_L: case OPC_DEXTRV_R_L: case OPC_DEXTRV_RS_L: case OPC_DEXTRV_S_H: case OPC_DEXTRV_W: case OPC_DEXTRV_R_W: case OPC_DEXTRV_RS_W: gen_mipsdsp_accinsn(ctx, op1, op2, rt, rs, rd, 1); break; case OPC_DMTHLIP: case OPC_DSHILO: case OPC_DSHILOV: gen_mipsdsp_accinsn(ctx, op1, op2, rd, rs, rt, 0); break; default: /* Invalid */ MIPS_INVAL("MASK EXTR.W"); generate_exception(ctx, EXCP_RI); break; } break; case OPC_DPAQ_W_QH_DSP: op2 = MASK_DPAQ_W_QH(ctx->opcode); switch (op2) { case OPC_DPAU_H_OBL: case OPC_DPAU_H_OBR: case OPC_DPSU_H_OBL: case OPC_DPSU_H_OBR: case OPC_DPA_W_QH: case OPC_DPAQ_S_W_QH: case OPC_DPS_W_QH: case OPC_DPSQ_S_W_QH: case OPC_MULSAQ_S_W_QH: case OPC_DPAQ_SA_L_PW: case OPC_DPSQ_SA_L_PW: case OPC_MULSAQ_S_L_PW: gen_mipsdsp_multiply(ctx, op1, op2, rd, rs, rt, 0); break; case OPC_MAQ_S_W_QHLL: case OPC_MAQ_S_W_QHLR: case OPC_MAQ_S_W_QHRL: case OPC_MAQ_S_W_QHRR: case OPC_MAQ_SA_W_QHLL: case OPC_MAQ_SA_W_QHLR: case OPC_MAQ_SA_W_QHRL: case OPC_MAQ_SA_W_QHRR: case OPC_MAQ_S_L_PWL: case OPC_MAQ_S_L_PWR: case OPC_DMADD: case OPC_DMADDU: case OPC_DMSUB: case OPC_DMSUBU: gen_mipsdsp_multiply(ctx, op1, op2, rd, rs, rt, 0); break; default: /* Invalid */ MIPS_INVAL("MASK DPAQ.W.QH"); generate_exception(ctx, EXCP_RI); break; } break; case OPC_DINSV_DSP: op2 = MASK_INSV(ctx->opcode); switch (op2) { case OPC_DINSV: { TCGv t0, t1; if (rt == 0) { MIPS_DEBUG("NOP"); break; } check_dsp(ctx); t0 = tcg_temp_new(); t1 = tcg_temp_new(); gen_load_gpr(t0, rt); gen_load_gpr(t1, rs); gen_helper_dinsv(cpu_gpr[rt], cpu_env, t1, t0); break; } default: /* Invalid */ MIPS_INVAL("MASK DINSV"); generate_exception(ctx, EXCP_RI); break; } break; case OPC_SHLL_OB_DSP: gen_mipsdsp_shift(ctx, op1, rd, rs, rt); break; #endif default: /* Invalid */ MIPS_INVAL("special3"); generate_exception(ctx, EXCP_RI); break; } break; case OPC_REGIMM: op1 = MASK_REGIMM(ctx->opcode); switch (op1) { case OPC_BLTZ ... OPC_BGEZL: /* REGIMM branches */ case OPC_BLTZAL ... OPC_BGEZALL: gen_compute_branch(ctx, op1, 4, rs, -1, imm << 2); *is_branch = 1; break; case OPC_TGEI ... OPC_TEQI: /* REGIMM traps */ case OPC_TNEI: gen_trap(ctx, op1, rs, -1, imm); break; case OPC_SYNCI: check_insn(ctx, ISA_MIPS32R2); /* Treat as NOP. */ break; case OPC_BPOSGE32: /* MIPS DSP branch */ #if defined(TARGET_MIPS64) case OPC_BPOSGE64: #endif check_dsp(ctx); gen_compute_branch(ctx, op1, 4, -1, -2, (int32_t)imm << 2); *is_branch = 1; break; default: /* Invalid */ MIPS_INVAL("regimm"); generate_exception(ctx, EXCP_RI); break; } break; case OPC_CP0: check_cp0_enabled(ctx); op1 = MASK_CP0(ctx->opcode); switch (op1) { case OPC_MFC0: case OPC_MTC0: case OPC_MFTR: case OPC_MTTR: #if defined(TARGET_MIPS64) case OPC_DMFC0: case OPC_DMTC0: #endif #ifndef CONFIG_USER_ONLY gen_cp0(env, ctx, op1, rt, rd); #endif /* !CONFIG_USER_ONLY */ break; case OPC_C0_FIRST ... OPC_C0_LAST: #ifndef CONFIG_USER_ONLY gen_cp0(env, ctx, MASK_C0(ctx->opcode), rt, rd); #endif /* !CONFIG_USER_ONLY */ break; case OPC_MFMC0: #ifndef CONFIG_USER_ONLY { TCGv t0 = tcg_temp_new(); op2 = MASK_MFMC0(ctx->opcode); switch (op2) { case OPC_DMT: check_insn(ctx, ASE_MT); gen_helper_dmt(t0); gen_store_gpr(t0, rt); break; case OPC_EMT: check_insn(ctx, ASE_MT); gen_helper_emt(t0); gen_store_gpr(t0, rt); break; case OPC_DVPE: check_insn(ctx, ASE_MT); gen_helper_dvpe(t0, cpu_env); gen_store_gpr(t0, rt); break; case OPC_EVPE: check_insn(ctx, ASE_MT); gen_helper_evpe(t0, cpu_env); gen_store_gpr(t0, rt); break; case OPC_DI: check_insn(ctx, ISA_MIPS32R2); save_cpu_state(ctx, 1); gen_helper_di(t0, cpu_env); gen_store_gpr(t0, rt); /* Stop translation as we may have switched the execution mode */ ctx->bstate = BS_STOP; break; case OPC_EI: check_insn(ctx, ISA_MIPS32R2); save_cpu_state(ctx, 1); gen_helper_ei(t0, cpu_env); gen_store_gpr(t0, rt); /* Stop translation as we may have switched the execution mode */ ctx->bstate = BS_STOP; break; default: /* Invalid */ MIPS_INVAL("mfmc0"); generate_exception(ctx, EXCP_RI); break; } tcg_temp_free(t0); } #endif /* !CONFIG_USER_ONLY */ break; case OPC_RDPGPR: check_insn(ctx, ISA_MIPS32R2); gen_load_srsgpr(rt, rd); break; case OPC_WRPGPR: check_insn(ctx, ISA_MIPS32R2); gen_store_srsgpr(rt, rd); break; default: MIPS_INVAL("cp0"); generate_exception(ctx, EXCP_RI); break; } break; case OPC_ADDI: /* Arithmetic with immediate opcode */ case OPC_ADDIU: gen_arith_imm(ctx, op, rt, rs, imm); break; case OPC_SLTI: /* Set on less than with immediate opcode */ case OPC_SLTIU: gen_slt_imm(ctx, op, rt, rs, imm); break; case OPC_ANDI: /* Arithmetic with immediate opcode */ case OPC_LUI: case OPC_ORI: case OPC_XORI: gen_logic_imm(ctx, op, rt, rs, imm); break; case OPC_J ... OPC_JAL: /* Jump */ offset = (int32_t)(ctx->opcode & 0x3FFFFFF) << 2; gen_compute_branch(ctx, op, 4, rs, rt, offset); *is_branch = 1; break; case OPC_BEQ ... OPC_BGTZ: /* Branch */ case OPC_BEQL ... OPC_BGTZL: gen_compute_branch(ctx, op, 4, rs, rt, imm << 2); *is_branch = 1; break; case OPC_LB ... OPC_LWR: /* Load and stores */ case OPC_LL: gen_ld(ctx, op, rt, rs, imm); break; case OPC_SB ... OPC_SW: case OPC_SWR: gen_st(ctx, op, rt, rs, imm); break; case OPC_SC: gen_st_cond(ctx, op, rt, rs, imm); break; case OPC_CACHE: check_cp0_enabled(ctx); check_insn(ctx, ISA_MIPS3 | ISA_MIPS32); /* Treat as NOP. */ break; case OPC_PREF: check_insn(ctx, ISA_MIPS4 | ISA_MIPS32); /* Treat as NOP. */ break; /* Floating point (COP1). */ case OPC_LWC1: case OPC_LDC1: case OPC_SWC1: case OPC_SDC1: gen_cop1_ldst(env, ctx, op, rt, rs, imm); break; case OPC_CP1: if (env->CP0_Config1 & (1 << CP0C1_FP)) { check_cp1_enabled(ctx); op1 = MASK_CP1(ctx->opcode); switch (op1) { case OPC_MFHC1: case OPC_MTHC1: check_insn(ctx, ISA_MIPS32R2); case OPC_MFC1: case OPC_CFC1: case OPC_MTC1: case OPC_CTC1: gen_cp1(ctx, op1, rt, rd); break; #if defined(TARGET_MIPS64) case OPC_DMFC1: case OPC_DMTC1: check_insn(ctx, ISA_MIPS3); gen_cp1(ctx, op1, rt, rd); break; #endif case OPC_BC1ANY2: case OPC_BC1ANY4: check_cop1x(ctx); check_insn(ctx, ASE_MIPS3D); /* fall through */ case OPC_BC1: gen_compute_branch1(ctx, MASK_BC1(ctx->opcode), (rt >> 2) & 0x7, imm << 2); *is_branch = 1; break; case OPC_S_FMT: case OPC_D_FMT: case OPC_W_FMT: case OPC_L_FMT: case OPC_PS_FMT: gen_farith(ctx, ctx->opcode & FOP(0x3f, 0x1f), rt, rd, sa, (imm >> 8) & 0x7); break; default: MIPS_INVAL("cp1"); generate_exception (ctx, EXCP_RI); break; } } else { generate_exception_err(ctx, EXCP_CpU, 1); } break; /* COP2. */ case OPC_LWC2: case OPC_LDC2: case OPC_SWC2: case OPC_SDC2: /* COP2: Not implemented. */ generate_exception_err(ctx, EXCP_CpU, 2); break; case OPC_CP2: check_insn(ctx, INSN_LOONGSON2F); /* Note that these instructions use different fields. */ gen_loongson_multimedia(ctx, sa, rd, rt); break; case OPC_CP3: if (env->CP0_Config1 & (1 << CP0C1_FP)) { check_cp1_enabled(ctx); op1 = MASK_CP3(ctx->opcode); switch (op1) { case OPC_LWXC1: case OPC_LDXC1: case OPC_LUXC1: case OPC_SWXC1: case OPC_SDXC1: case OPC_SUXC1: gen_flt3_ldst(ctx, op1, sa, rd, rs, rt); break; case OPC_PREFX: /* Treat as NOP. */ break; case OPC_ALNV_PS: case OPC_MADD_S: case OPC_MADD_D: case OPC_MADD_PS: case OPC_MSUB_S: case OPC_MSUB_D: case OPC_MSUB_PS: case OPC_NMADD_S: case OPC_NMADD_D: case OPC_NMADD_PS: case OPC_NMSUB_S: case OPC_NMSUB_D: case OPC_NMSUB_PS: gen_flt3_arith(ctx, op1, sa, rs, rd, rt); break; default: MIPS_INVAL("cp3"); generate_exception (ctx, EXCP_RI); break; } } else { generate_exception_err(ctx, EXCP_CpU, 1); } break; #if defined(TARGET_MIPS64) /* MIPS64 opcodes */ case OPC_LWU: case OPC_LDL ... OPC_LDR: case OPC_LLD: case OPC_LD: check_insn(ctx, ISA_MIPS3); check_mips_64(ctx); gen_ld(ctx, op, rt, rs, imm); break; case OPC_SDL ... OPC_SDR: case OPC_SD: check_insn(ctx, ISA_MIPS3); check_mips_64(ctx); gen_st(ctx, op, rt, rs, imm); break; case OPC_SCD: check_insn(ctx, ISA_MIPS3); check_mips_64(ctx); gen_st_cond(ctx, op, rt, rs, imm); break; case OPC_DADDI: case OPC_DADDIU: check_insn(ctx, ISA_MIPS3); check_mips_64(ctx); gen_arith_imm(ctx, op, rt, rs, imm); break; #endif case OPC_JALX: check_insn(ctx, ASE_MIPS16 | ASE_MICROMIPS); offset = (int32_t)(ctx->opcode & 0x3FFFFFF) << 2; gen_compute_branch(ctx, op, 4, rs, rt, offset); *is_branch = 1; break; case OPC_MDMX: check_insn(ctx, ASE_MDMX); /* MDMX: Not implemented. */ default: /* Invalid */ MIPS_INVAL("major opcode"); generate_exception(ctx, EXCP_RI); break; } } | 18,589 |
0 | static void stream_complete(BlockJob *job, void *opaque) { StreamBlockJob *s = container_of(job, StreamBlockJob, common); StreamCompleteData *data = opaque; BlockDriverState *bs = blk_bs(job->blk); BlockDriverState *base = s->base; Error *local_err = NULL; if (!block_job_is_cancelled(&s->common) && data->reached_end && data->ret == 0) { const char *base_id = NULL, *base_fmt = NULL; if (base) { base_id = s->backing_file_str; if (base->drv) { base_fmt = base->drv->format_name; } } data->ret = bdrv_change_backing_file(bs, base_id, base_fmt); bdrv_set_backing_hd(bs, base, &local_err); if (local_err) { error_report_err(local_err); data->ret = -EPERM; goto out; } } out: /* Reopen the image back in read-only mode if necessary */ if (s->bs_flags != bdrv_get_flags(bs)) { /* Give up write permissions before making it read-only */ blk_set_perm(job->blk, 0, BLK_PERM_ALL, &error_abort); bdrv_reopen(bs, s->bs_flags, NULL); } g_free(s->backing_file_str); block_job_completed(&s->common, data->ret); g_free(data); } | 18,590 |
0 | static void img_snapshot(int argc, char **argv) { BlockDriverState *bs; QEMUSnapshotInfo sn; char *filename, *snapshot_name = NULL; int c, ret; int action = 0; qemu_timeval tv; /* Parse commandline parameters */ for(;;) { c = getopt(argc, argv, "la:c:d:h"); if (c == -1) break; switch(c) { case 'h': help(); return; case 'l': if (action) { help(); return; } action = SNAPSHOT_LIST; break; case 'a': if (action) { help(); return; } action = SNAPSHOT_APPLY; snapshot_name = optarg; break; case 'c': if (action) { help(); return; } action = SNAPSHOT_CREATE; snapshot_name = optarg; break; case 'd': if (action) { help(); return; } action = SNAPSHOT_DELETE; snapshot_name = optarg; break; } } if (optind >= argc) help(); filename = argv[optind++]; /* Open the image */ bs = bdrv_new(""); if (!bs) error("Not enough memory"); if (bdrv_open2(bs, filename, 0, NULL) < 0) { error("Could not open '%s'", filename); } /* Perform the requested action */ switch(action) { case SNAPSHOT_LIST: dump_snapshots(bs); break; case SNAPSHOT_CREATE: memset(&sn, 0, sizeof(sn)); pstrcpy(sn.name, sizeof(sn.name), snapshot_name); qemu_gettimeofday(&tv); sn.date_sec = tv.tv_sec; sn.date_nsec = tv.tv_usec * 1000; ret = bdrv_snapshot_create(bs, &sn); if (ret) error("Could not create snapshot '%s': %d (%s)", snapshot_name, ret, strerror(-ret)); break; case SNAPSHOT_APPLY: ret = bdrv_snapshot_goto(bs, snapshot_name); if (ret) error("Could not apply snapshot '%s': %d (%s)", snapshot_name, ret, strerror(-ret)); break; case SNAPSHOT_DELETE: ret = bdrv_snapshot_delete(bs, snapshot_name); if (ret) error("Could not delete snapshot '%s': %d (%s)", snapshot_name, ret, strerror(-ret)); break; } /* Cleanup */ bdrv_delete(bs); } | 18,591 |
0 | static void pack_yuv(TiffEncoderContext * s, uint8_t * dst, int lnum) { AVFrame *p = &s->picture; int i, j, k; int w = (s->width - 1) / s->subsampling[0] + 1; uint8_t *pu = &p->data[1][lnum / s->subsampling[1] * p->linesize[1]]; uint8_t *pv = &p->data[2][lnum / s->subsampling[1] * p->linesize[2]]; for (i = 0; i < w; i++){ for (j = 0; j < s->subsampling[1]; j++) for (k = 0; k < s->subsampling[0]; k++) *dst++ = p->data[0][(lnum + j) * p->linesize[0] + i * s->subsampling[0] + k]; *dst++ = *pu++; *dst++ = *pv++; } } | 18,592 |
0 | static inline void RENAME(yuv2yuvX)(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize, const int16_t *chrFilter, const int16_t **chrSrc, int chrFilterSize, const int16_t **alpSrc, uint8_t *dest, uint8_t *uDest, uint8_t *vDest, uint8_t *aDest, long dstW, long chrDstW) { #if COMPILE_TEMPLATE_MMX if(!(c->flags & SWS_BITEXACT)) { if (c->flags & SWS_ACCURATE_RND) { if (uDest) { YSCALEYUV2YV12X_ACCURATE( "0", CHR_MMX_FILTER_OFFSET, uDest, chrDstW) YSCALEYUV2YV12X_ACCURATE(AV_STRINGIFY(VOF), CHR_MMX_FILTER_OFFSET, vDest, chrDstW) } if (CONFIG_SWSCALE_ALPHA && aDest) { YSCALEYUV2YV12X_ACCURATE( "0", ALP_MMX_FILTER_OFFSET, aDest, dstW) } YSCALEYUV2YV12X_ACCURATE("0", LUM_MMX_FILTER_OFFSET, dest, dstW) } else { if (uDest) { YSCALEYUV2YV12X( "0", CHR_MMX_FILTER_OFFSET, uDest, chrDstW) YSCALEYUV2YV12X(AV_STRINGIFY(VOF), CHR_MMX_FILTER_OFFSET, vDest, chrDstW) } if (CONFIG_SWSCALE_ALPHA && aDest) { YSCALEYUV2YV12X( "0", ALP_MMX_FILTER_OFFSET, aDest, dstW) } YSCALEYUV2YV12X("0", LUM_MMX_FILTER_OFFSET, dest, dstW) } return; } #endif #if COMPILE_TEMPLATE_ALTIVEC yuv2yuvX_altivec_real(lumFilter, lumSrc, lumFilterSize, chrFilter, chrSrc, chrFilterSize, dest, uDest, vDest, dstW, chrDstW); #else //COMPILE_TEMPLATE_ALTIVEC yuv2yuvXinC(lumFilter, lumSrc, lumFilterSize, chrFilter, chrSrc, chrFilterSize, alpSrc, dest, uDest, vDest, aDest, dstW, chrDstW); #endif //!COMPILE_TEMPLATE_ALTIVEC } | 18,593 |
0 | static void do_svc_interrupt(CPUS390XState *env) { uint64_t mask, addr; LowCore *lowcore; hwaddr len = TARGET_PAGE_SIZE; lowcore = cpu_physical_memory_map(env->psa, &len, 1); lowcore->svc_code = cpu_to_be16(env->int_svc_code); lowcore->svc_ilen = cpu_to_be16(env->int_svc_ilen); lowcore->svc_old_psw.mask = cpu_to_be64(get_psw_mask(env)); lowcore->svc_old_psw.addr = cpu_to_be64(env->psw.addr + env->int_svc_ilen); mask = be64_to_cpu(lowcore->svc_new_psw.mask); addr = be64_to_cpu(lowcore->svc_new_psw.addr); cpu_physical_memory_unmap(lowcore, len, 1, len); load_psw(env, mask, addr); } | 18,594 |
0 | void qmp_blockdev_snapshot_sync(bool has_device, const char *device, bool has_node_name, const char *node_name, const char *snapshot_file, bool has_snapshot_node_name, const char *snapshot_node_name, bool has_format, const char *format, bool has_mode, NewImageMode mode, Error **errp) { BlockdevSnapshotSync snapshot = { .has_device = has_device, .device = (char *) device, .has_node_name = has_node_name, .node_name = (char *) node_name, .snapshot_file = (char *) snapshot_file, .has_snapshot_node_name = has_snapshot_node_name, .snapshot_node_name = (char *) snapshot_node_name, .has_format = has_format, .format = (char *) format, .has_mode = has_mode, .mode = mode, }; TransactionAction action = { .type = TRANSACTION_ACTION_KIND_BLOCKDEV_SNAPSHOT_SYNC, .u.blockdev_snapshot_sync = &snapshot, }; blockdev_do_action(&action, errp); } | 18,595 |
0 | void *address_space_map(AddressSpace *as, hwaddr addr, hwaddr *plen, bool is_write) { AddressSpaceDispatch *d = as->dispatch; hwaddr len = *plen; hwaddr todo = 0; int l; hwaddr page; MemoryRegionSection *section; ram_addr_t raddr = RAM_ADDR_MAX; ram_addr_t rlen; void *ret; while (len > 0) { page = addr & TARGET_PAGE_MASK; l = (page + TARGET_PAGE_SIZE) - addr; if (l > len) l = len; section = phys_page_find(d, page >> TARGET_PAGE_BITS); if (!(memory_region_is_ram(section->mr) && !section->readonly)) { if (todo || bounce.buffer) { break; } bounce.buffer = qemu_memalign(TARGET_PAGE_SIZE, TARGET_PAGE_SIZE); bounce.addr = addr; bounce.len = l; if (!is_write) { address_space_read(as, addr, bounce.buffer, l); } *plen = l; return bounce.buffer; } if (!todo) { raddr = memory_region_get_ram_addr(section->mr) + memory_region_section_addr(section, addr); } len -= l; addr += l; todo += l; } rlen = todo; ret = qemu_ram_ptr_length(raddr, &rlen); *plen = rlen; return ret; } | 18,599 |
0 | static void g364fb_ctrl_write(void *opaque, target_phys_addr_t addr, uint64_t val, unsigned int size) { G364State *s = opaque; trace_g364fb_write(addr, val); if (addr >= REG_CLR_PAL && addr < REG_CLR_PAL + 0x800) { /* color palette */ int idx = (addr - REG_CLR_PAL) >> 3; s->color_palette[idx][0] = (val >> 16) & 0xff; s->color_palette[idx][1] = (val >> 8) & 0xff; s->color_palette[idx][2] = val & 0xff; g364fb_invalidate_display(s); } else if (addr >= REG_CURS_PAT && addr < REG_CURS_PAT + 0x1000) { /* cursor pattern */ int idx = (addr - REG_CURS_PAT) >> 3; s->cursor[idx] = val; g364fb_invalidate_display(s); } else if (addr >= REG_CURS_PAL && addr < REG_CURS_PAL + 0x18) { /* cursor palette */ int idx = (addr - REG_CURS_PAL) >> 3; s->cursor_palette[idx][0] = (val >> 16) & 0xff; s->cursor_palette[idx][1] = (val >> 8) & 0xff; s->cursor_palette[idx][2] = val & 0xff; g364fb_invalidate_display(s); } else { switch (addr) { case REG_BOOT: /* Boot timing */ case 0x00108: /* Line timing: half sync */ case 0x00110: /* Line timing: back porch */ case 0x00120: /* Line timing: short display */ case 0x00128: /* Frame timing: broad pulse */ case 0x00130: /* Frame timing: v sync */ case 0x00138: /* Frame timing: v preequalise */ case 0x00140: /* Frame timing: v postequalise */ case 0x00148: /* Frame timing: v blank */ case 0x00158: /* Line timing: line time */ case 0x00160: /* Frame store: line start */ case 0x00168: /* vram cycle: mem init */ case 0x00170: /* vram cycle: transfer delay */ case 0x00200: /* vram cycle: mask register */ /* ignore */ break; case REG_TOP: s->top_of_screen = val; g364fb_invalidate_display(s); break; case REG_DISPLAY: s->width = val * 4; break; case REG_VDISPLAY: s->height = val / 2; break; case REG_CTLA: s->ctla = val; g364fb_update_depth(s); g364fb_invalidate_display(s); break; case REG_CURS_POS: g364_invalidate_cursor_position(s); s->cursor_position = val; g364_invalidate_cursor_position(s); break; case REG_RESET: g364fb_reset(s); break; default: error_report("g364: invalid write of 0x%" PRIx64 " at [" TARGET_FMT_plx "]", val, addr); break; } } qemu_irq_lower(s->irq); } | 18,600 |
0 | int kvm_arch_insert_hw_breakpoint(target_ulong addr, target_ulong len, int type) { switch (type) { case GDB_BREAKPOINT_HW: len = 1; break; case GDB_WATCHPOINT_WRITE: case GDB_WATCHPOINT_ACCESS: switch (len) { case 1: break; case 2: case 4: case 8: if (addr & (len - 1)) return -EINVAL; break; default: return -EINVAL; } break; default: return -ENOSYS; } if (nb_hw_breakpoint == 4) return -ENOBUFS; if (find_hw_breakpoint(addr, len, type) >= 0) return -EEXIST; hw_breakpoint[nb_hw_breakpoint].addr = addr; hw_breakpoint[nb_hw_breakpoint].len = len; hw_breakpoint[nb_hw_breakpoint].type = type; nb_hw_breakpoint++; return 0; } | 18,601 |
0 | void qemu_del_wait_object(HANDLE handle, WaitObjectFunc *func, void *opaque) { int i, found; WaitObjects *w = &wait_objects; found = 0; for (i = 0; i < w->num; i++) { if (w->events[i] == handle) found = 1; if (found) { w->events[i] = w->events[i + 1]; w->func[i] = w->func[i + 1]; w->opaque[i] = w->opaque[i + 1]; } } if (found) w->num--; } | 18,602 |
0 | static void vc1_interp_mc(VC1Context *v) { MpegEncContext *s = &v->s; DSPContext *dsp = &v->s.dsp; H264ChromaContext *h264chroma = &v->h264chroma; uint8_t *srcY, *srcU, *srcV; int dxy, mx, my, uvmx, uvmy, src_x, src_y, uvsrc_x, uvsrc_y; int off, off_uv; int v_edge_pos = s->v_edge_pos >> v->field_mode; if (!v->field_mode && !v->s.next_picture.f.data[0]) return; mx = s->mv[1][0][0]; my = s->mv[1][0][1]; uvmx = (mx + ((mx & 3) == 3)) >> 1; uvmy = (my + ((my & 3) == 3)) >> 1; if (v->field_mode) { if (v->cur_field_type != v->ref_field_type[1]) my = my - 2 + 4 * v->cur_field_type; uvmy = uvmy - 2 + 4 * v->cur_field_type; } if (v->fastuvmc) { uvmx = uvmx + ((uvmx < 0) ? -(uvmx & 1) : (uvmx & 1)); uvmy = uvmy + ((uvmy < 0) ? -(uvmy & 1) : (uvmy & 1)); } srcY = s->next_picture.f.data[0]; srcU = s->next_picture.f.data[1]; srcV = s->next_picture.f.data[2]; src_x = s->mb_x * 16 + (mx >> 2); src_y = s->mb_y * 16 + (my >> 2); uvsrc_x = s->mb_x * 8 + (uvmx >> 2); uvsrc_y = s->mb_y * 8 + (uvmy >> 2); if (v->profile != PROFILE_ADVANCED) { src_x = av_clip( src_x, -16, s->mb_width * 16); src_y = av_clip( src_y, -16, s->mb_height * 16); uvsrc_x = av_clip(uvsrc_x, -8, s->mb_width * 8); uvsrc_y = av_clip(uvsrc_y, -8, s->mb_height * 8); } else { src_x = av_clip( src_x, -17, s->avctx->coded_width); src_y = av_clip( src_y, -18, s->avctx->coded_height + 1); uvsrc_x = av_clip(uvsrc_x, -8, s->avctx->coded_width >> 1); uvsrc_y = av_clip(uvsrc_y, -8, s->avctx->coded_height >> 1); } srcY += src_y * s->linesize + src_x; srcU += uvsrc_y * s->uvlinesize + uvsrc_x; srcV += uvsrc_y * s->uvlinesize + uvsrc_x; if (v->field_mode && v->ref_field_type[1]) { srcY += s->current_picture_ptr->f.linesize[0]; srcU += s->current_picture_ptr->f.linesize[1]; srcV += s->current_picture_ptr->f.linesize[2]; } /* for grayscale we should not try to read from unknown area */ if (s->flags & CODEC_FLAG_GRAY) { srcU = s->edge_emu_buffer + 18 * s->linesize; srcV = s->edge_emu_buffer + 18 * s->linesize; } if (v->rangeredfrm || s->h_edge_pos < 22 || v_edge_pos < 22 || (unsigned)(src_x - 1) > s->h_edge_pos - (mx & 3) - 16 - 3 || (unsigned)(src_y - 1) > v_edge_pos - (my & 3) - 16 - 3) { uint8_t *uvbuf = s->edge_emu_buffer + 19 * s->linesize; srcY -= s->mspel * (1 + s->linesize); s->vdsp.emulated_edge_mc(s->edge_emu_buffer, srcY, s->linesize, 17 + s->mspel * 2, 17 + s->mspel * 2, src_x - s->mspel, src_y - s->mspel, s->h_edge_pos, v_edge_pos); srcY = s->edge_emu_buffer; s->vdsp.emulated_edge_mc(uvbuf , srcU, s->uvlinesize, 8 + 1, 8 + 1, uvsrc_x, uvsrc_y, s->h_edge_pos >> 1, v_edge_pos >> 1); s->vdsp.emulated_edge_mc(uvbuf + 16, srcV, s->uvlinesize, 8 + 1, 8 + 1, uvsrc_x, uvsrc_y, s->h_edge_pos >> 1, v_edge_pos >> 1); srcU = uvbuf; srcV = uvbuf + 16; /* if we deal with range reduction we need to scale source blocks */ if (v->rangeredfrm) { int i, j; uint8_t *src, *src2; src = srcY; for (j = 0; j < 17 + s->mspel * 2; j++) { for (i = 0; i < 17 + s->mspel * 2; i++) src[i] = ((src[i] - 128) >> 1) + 128; src += s->linesize; } src = srcU; src2 = srcV; for (j = 0; j < 9; j++) { for (i = 0; i < 9; i++) { src[i] = ((src[i] - 128) >> 1) + 128; src2[i] = ((src2[i] - 128) >> 1) + 128; } src += s->uvlinesize; src2 += s->uvlinesize; } } srcY += s->mspel * (1 + s->linesize); } if (v->field_mode && v->second_field) { off = s->current_picture_ptr->f.linesize[0]; off_uv = s->current_picture_ptr->f.linesize[1]; } else { off = 0; off_uv = 0; } if (s->mspel) { dxy = ((my & 3) << 2) | (mx & 3); v->vc1dsp.avg_vc1_mspel_pixels_tab[dxy](s->dest[0] + off , srcY , s->linesize, v->rnd); v->vc1dsp.avg_vc1_mspel_pixels_tab[dxy](s->dest[0] + off + 8, srcY + 8, s->linesize, v->rnd); srcY += s->linesize * 8; v->vc1dsp.avg_vc1_mspel_pixels_tab[dxy](s->dest[0] + off + 8 * s->linesize , srcY , s->linesize, v->rnd); v->vc1dsp.avg_vc1_mspel_pixels_tab[dxy](s->dest[0] + off + 8 * s->linesize + 8, srcY + 8, s->linesize, v->rnd); } else { // hpel mc dxy = (my & 2) | ((mx & 2) >> 1); if (!v->rnd) dsp->avg_pixels_tab[0][dxy](s->dest[0] + off, srcY, s->linesize, 16); else dsp->avg_no_rnd_pixels_tab[dxy](s->dest[0] + off, srcY, s->linesize, 16); } if (s->flags & CODEC_FLAG_GRAY) return; /* Chroma MC always uses qpel blilinear */ uvmx = (uvmx & 3) << 1; uvmy = (uvmy & 3) << 1; if (!v->rnd) { h264chroma->avg_h264_chroma_pixels_tab[0](s->dest[1] + off_uv, srcU, s->uvlinesize, 8, uvmx, uvmy); h264chroma->avg_h264_chroma_pixels_tab[0](s->dest[2] + off_uv, srcV, s->uvlinesize, 8, uvmx, uvmy); } else { v->vc1dsp.avg_no_rnd_vc1_chroma_pixels_tab[0](s->dest[1] + off_uv, srcU, s->uvlinesize, 8, uvmx, uvmy); v->vc1dsp.avg_no_rnd_vc1_chroma_pixels_tab[0](s->dest[2] + off_uv, srcV, s->uvlinesize, 8, uvmx, uvmy); } } | 18,604 |
0 | static void s390_msi_ctrl_write(void *opaque, hwaddr addr, uint64_t data, unsigned int size) { S390PCIBusDevice *pbdev; uint32_t io_int_word; uint32_t fid = data >> ZPCI_MSI_VEC_BITS; uint32_t vec = data & ZPCI_MSI_VEC_MASK; uint64_t ind_bit; uint32_t sum_bit; uint32_t e = 0; DPRINTF("write_msix data 0x%" PRIx64 " fid %d vec 0x%x\n", data, fid, vec); pbdev = s390_pci_find_dev_by_fid(fid); if (!pbdev) { e |= (vec << ERR_EVENT_MVN_OFFSET); s390_pci_generate_error_event(ERR_EVENT_NOMSI, 0, fid, addr, e); return; } if (!(pbdev->fh & FH_MASK_ENABLE)) { return; } ind_bit = pbdev->routes.adapter.ind_offset; sum_bit = pbdev->routes.adapter.summary_offset; set_ind_atomic(pbdev->routes.adapter.ind_addr + (ind_bit + vec) / 8, 0x80 >> ((ind_bit + vec) % 8)); if (!set_ind_atomic(pbdev->routes.adapter.summary_addr + sum_bit / 8, 0x80 >> (sum_bit % 8))) { io_int_word = (pbdev->isc << 27) | IO_INT_WORD_AI; s390_io_interrupt(0, 0, 0, io_int_word); } } | 18,605 |
0 | static int qcow2_create2(const char *filename, int64_t total_size, const char *backing_file, const char *backing_format, int flags, size_t cluster_size, int prealloc, QEMUOptionParameter *options) { /* Calculate cluster_bits */ int cluster_bits; cluster_bits = ffs(cluster_size) - 1; if (cluster_bits < MIN_CLUSTER_BITS || cluster_bits > MAX_CLUSTER_BITS || (1 << cluster_bits) != cluster_size) { error_report( "Cluster size must be a power of two between %d and %dk", 1 << MIN_CLUSTER_BITS, 1 << (MAX_CLUSTER_BITS - 10)); return -EINVAL; } /* * Open the image file and write a minimal qcow2 header. * * We keep things simple and start with a zero-sized image. We also * do without refcount blocks or a L1 table for now. We'll fix the * inconsistency later. * * We do need a refcount table because growing the refcount table means * allocating two new refcount blocks - the seconds of which would be at * 2 GB for 64k clusters, and we don't want to have a 2 GB initial file * size for any qcow2 image. */ BlockDriverState* bs; QCowHeader header; uint8_t* refcount_table; int ret; ret = bdrv_create_file(filename, options); if (ret < 0) { return ret; } ret = bdrv_file_open(&bs, filename, BDRV_O_RDWR); if (ret < 0) { return ret; } /* Write the header */ memset(&header, 0, sizeof(header)); header.magic = cpu_to_be32(QCOW_MAGIC); header.version = cpu_to_be32(QCOW_VERSION); header.cluster_bits = cpu_to_be32(cluster_bits); header.size = cpu_to_be64(0); header.l1_table_offset = cpu_to_be64(0); header.l1_size = cpu_to_be32(0); header.refcount_table_offset = cpu_to_be64(cluster_size); header.refcount_table_clusters = cpu_to_be32(1); if (flags & BLOCK_FLAG_ENCRYPT) { header.crypt_method = cpu_to_be32(QCOW_CRYPT_AES); } else { header.crypt_method = cpu_to_be32(QCOW_CRYPT_NONE); } ret = bdrv_pwrite(bs, 0, &header, sizeof(header)); if (ret < 0) { goto out; } /* Write an empty refcount table */ refcount_table = g_malloc0(cluster_size); ret = bdrv_pwrite(bs, cluster_size, refcount_table, cluster_size); g_free(refcount_table); if (ret < 0) { goto out; } bdrv_close(bs); /* * And now open the image and make it consistent first (i.e. increase the * refcount of the cluster that is occupied by the header and the refcount * table) */ BlockDriver* drv = bdrv_find_format("qcow2"); assert(drv != NULL); ret = bdrv_open(bs, filename, BDRV_O_RDWR | BDRV_O_CACHE_WB | BDRV_O_NO_FLUSH, drv); if (ret < 0) { goto out; } ret = qcow2_alloc_clusters(bs, 2 * cluster_size); if (ret < 0) { goto out; } else if (ret != 0) { error_report("Huh, first cluster in empty image is already in use?"); abort(); } /* Okay, now that we have a valid image, let's give it the right size */ ret = bdrv_truncate(bs, total_size * BDRV_SECTOR_SIZE); if (ret < 0) { goto out; } /* Want a backing file? There you go.*/ if (backing_file) { ret = bdrv_change_backing_file(bs, backing_file, backing_format); if (ret < 0) { goto out; } } /* And if we're supposed to preallocate metadata, do that now */ if (prealloc) { ret = preallocate(bs); if (ret < 0) { goto out; } } ret = 0; out: bdrv_delete(bs); return ret; } | 18,606 |
0 | static int virtio_mmio_set_guest_notifier(DeviceState *d, int n, bool assign, bool with_irqfd) { VirtIOMMIOProxy *proxy = VIRTIO_MMIO(d); VirtIODevice *vdev = virtio_bus_get_device(&proxy->bus); VirtioDeviceClass *vdc = VIRTIO_DEVICE_GET_CLASS(vdev); VirtQueue *vq = virtio_get_queue(vdev, n); EventNotifier *notifier = virtio_queue_get_guest_notifier(vq); if (assign) { int r = event_notifier_init(notifier, 0); if (r < 0) { return r; } virtio_queue_set_guest_notifier_fd_handler(vq, true, with_irqfd); } else { virtio_queue_set_guest_notifier_fd_handler(vq, false, with_irqfd); event_notifier_cleanup(notifier); } if (vdc->guest_notifier_mask) { vdc->guest_notifier_mask(vdev, n, !assign); } return 0; } | 18,607 |
0 | static int vhdx_open(BlockDriverState *bs, QDict *options, int flags, Error **errp) { BDRVVHDXState *s = bs->opaque; int ret = 0; uint32_t i; uint64_t signature; uint32_t data_blocks_cnt, bitmap_blocks_cnt; s->bat = NULL; s->first_visible_write = true; qemu_co_mutex_init(&s->lock); /* validate the file signature */ ret = bdrv_pread(bs->file, 0, &signature, sizeof(uint64_t)); if (ret < 0) { goto fail; } if (memcmp(&signature, "vhdxfile", 8)) { ret = -EINVAL; goto fail; } /* This is used for any header updates, for the file_write_guid. * The spec dictates that a new value should be used for the first * header update */ vhdx_guid_generate(&s->session_guid); ret = vhdx_parse_header(bs, s); if (ret) { goto fail; } ret = vhdx_parse_log(bs, s); if (ret) { goto fail; } ret = vhdx_open_region_tables(bs, s); if (ret) { goto fail; } ret = vhdx_parse_metadata(bs, s); if (ret) { goto fail; } s->block_size = s->params.block_size; /* the VHDX spec dictates that virtual_disk_size is always a multiple of * logical_sector_size */ bs->total_sectors = s->virtual_disk_size >> s->logical_sector_size_bits; data_blocks_cnt = s->virtual_disk_size >> s->block_size_bits; if (s->virtual_disk_size - (data_blocks_cnt << s->block_size_bits)) { data_blocks_cnt++; } bitmap_blocks_cnt = data_blocks_cnt >> s->chunk_ratio_bits; if (data_blocks_cnt - (bitmap_blocks_cnt << s->chunk_ratio_bits)) { bitmap_blocks_cnt++; } if (s->parent_entries) { s->bat_entries = bitmap_blocks_cnt * (s->chunk_ratio + 1); } else { s->bat_entries = data_blocks_cnt + ((data_blocks_cnt - 1) >> s->chunk_ratio_bits); } s->bat_offset = s->bat_rt.file_offset; if (s->bat_entries > s->bat_rt.length / sizeof(VHDXBatEntry)) { /* BAT allocation is not large enough for all entries */ ret = -EINVAL; goto fail; } /* s->bat is freed in vhdx_close() */ s->bat = qemu_blockalign(bs, s->bat_rt.length); ret = bdrv_pread(bs->file, s->bat_offset, s->bat, s->bat_rt.length); if (ret < 0) { goto fail; } for (i = 0; i < s->bat_entries; i++) { le64_to_cpus(&s->bat[i]); } if (flags & BDRV_O_RDWR) { ret = vhdx_update_headers(bs, s, false, NULL); if (ret < 0) { goto fail; } } /* TODO: differencing files, write */ /* Disable migration when VHDX images are used */ error_set(&s->migration_blocker, QERR_BLOCK_FORMAT_FEATURE_NOT_SUPPORTED, "vhdx", bs->device_name, "live migration"); migrate_add_blocker(s->migration_blocker); return 0; fail: qemu_vfree(s->headers[0]); qemu_vfree(s->headers[1]); qemu_vfree(s->bat); qemu_vfree(s->parent_entries); return ret; } | 18,608 |
0 | void pci_register_bar(PCIDevice *pci_dev, int region_num, pcibus_t size, int type, PCIMapIORegionFunc *map_func) { PCIIORegion *r; uint32_t addr; uint64_t wmask; if ((unsigned int)region_num >= PCI_NUM_REGIONS) return; if (size & (size-1)) { fprintf(stderr, "ERROR: PCI region size must be pow2 " "type=0x%x, size=0x%"FMT_PCIBUS"\n", type, size); exit(1); } r = &pci_dev->io_regions[region_num]; r->addr = PCI_BAR_UNMAPPED; r->size = size; r->filtered_size = size; r->type = type; r->map_func = map_func; wmask = ~(size - 1); addr = pci_bar(pci_dev, region_num); if (region_num == PCI_ROM_SLOT) { /* ROM enable bit is writeable */ wmask |= PCI_ROM_ADDRESS_ENABLE; } pci_set_long(pci_dev->config + addr, type); if (!(r->type & PCI_BASE_ADDRESS_SPACE_IO) && r->type & PCI_BASE_ADDRESS_MEM_TYPE_64) { pci_set_quad(pci_dev->wmask + addr, wmask); pci_set_quad(pci_dev->cmask + addr, ~0ULL); } else { pci_set_long(pci_dev->wmask + addr, wmask & 0xffffffff); pci_set_long(pci_dev->cmask + addr, 0xffffffff); } } | 18,609 |
0 | static void loadvm_postcopy_handle_run_bh(void *opaque) { Error *local_err = NULL; HandleRunBhData *data = opaque; /* TODO we should move all of this lot into postcopy_ram.c or a shared code * in migration.c */ cpu_synchronize_all_post_init(); qemu_announce_self(); /* Make sure all file formats flush their mutable metadata. * If we get an error here, just don't restart the VM yet. */ bdrv_invalidate_cache_all(&local_err); if (!local_err) { blk_resume_after_migration(&local_err); } if (local_err) { error_report_err(local_err); local_err = NULL; autostart = false; } trace_loadvm_postcopy_handle_run_cpu_sync(); cpu_synchronize_all_post_init(); trace_loadvm_postcopy_handle_run_vmstart(); if (autostart) { /* Hold onto your hats, starting the CPU */ vm_start(); } else { /* leave it paused and let management decide when to start the CPU */ runstate_set(RUN_STATE_PAUSED); } qemu_bh_delete(data->bh); g_free(data); } | 18,610 |
0 | BlockAIOCB *bdrv_aio_writev(BlockDriverState *bs, int64_t sector_num, QEMUIOVector *qiov, int nb_sectors, BlockCompletionFunc *cb, void *opaque) { trace_bdrv_aio_writev(bs, sector_num, nb_sectors, opaque); return bdrv_co_aio_rw_vector(bs, sector_num, qiov, nb_sectors, 0, cb, opaque, true); } | 18,611 |
0 | void HELPER(srstu)(CPUS390XState *env, uint32_t r1, uint32_t r2) { uintptr_t ra = GETPC(); uint32_t len; uint16_t v, c = env->regs[0]; uint64_t end, str, adj_end; /* Bits 32-47 of R0 must be zero. */ if (env->regs[0] & 0xffff0000u) { cpu_restore_state(ENV_GET_CPU(env), ra); program_interrupt(env, PGM_SPECIFICATION, 6); } str = get_address(env, r2); end = get_address(env, r1); /* If the LSB of the two addresses differ, use one extra byte. */ adj_end = end + ((str ^ end) & 1); /* Lest we fail to service interrupts in a timely manner, limit the amount of work we're willing to do. For now, let's cap at 8k. */ for (len = 0; len < 0x2000; len += 2) { if (str + len == adj_end) { /* End of input found. */ env->cc_op = 2; return; } v = cpu_lduw_data_ra(env, str + len, ra); if (v == c) { /* Character found. Set R1 to the location; R2 is unmodified. */ env->cc_op = 1; set_address(env, r1, str + len); return; } } /* CPU-determined bytes processed. Advance R2 to next byte to process. */ env->cc_op = 3; set_address(env, r2, str + len); } | 18,612 |
0 | static void scsi_aio_complete(void *opaque, int ret) { SCSIDiskReq *r = (SCSIDiskReq *)opaque; SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, r->req.dev); assert(r->req.aiocb != NULL); r->req.aiocb = NULL; block_acct_done(bdrv_get_stats(s->qdev.conf.bs), &r->acct); if (r->req.io_canceled) { scsi_req_cancel_complete(&r->req); goto done; } if (ret < 0) { if (scsi_handle_rw_error(r, -ret)) { goto done; } } scsi_req_complete(&r->req, GOOD); done: scsi_req_unref(&r->req); } | 18,616 |
0 | static void set_mem_path(Object *o, const char *str, Error **errp) { HostMemoryBackend *backend = MEMORY_BACKEND(o); HostMemoryBackendFile *fb = MEMORY_BACKEND_FILE(o); if (memory_region_size(&backend->mr)) { error_setg(errp, "cannot change property value"); return; } if (fb->mem_path) { g_free(fb->mem_path); } fb->mem_path = g_strdup(str); } | 18,617 |
0 | static always_inline void gen_store_mem (DisasContext *ctx, void (*tcg_gen_qemu_store)(TCGv t0, TCGv t1, int flags), int ra, int rb, int32_t disp16, int fp, int clear, int local) { TCGv addr; if (local) addr = tcg_temp_local_new(TCG_TYPE_I64); else addr = tcg_temp_new(TCG_TYPE_I64); if (rb != 31) { tcg_gen_addi_i64(addr, cpu_ir[rb], disp16); if (clear) tcg_gen_andi_i64(addr, addr, ~0x7); } else { if (clear) disp16 &= ~0x7; tcg_gen_movi_i64(addr, disp16); } if (ra != 31) { if (fp) tcg_gen_qemu_store(cpu_fir[ra], addr, ctx->mem_idx); else tcg_gen_qemu_store(cpu_ir[ra], addr, ctx->mem_idx); } else { TCGv zero; if (local) zero = tcg_const_local_i64(0); else zero = tcg_const_i64(0); tcg_gen_qemu_store(zero, addr, ctx->mem_idx); tcg_temp_free(zero); } tcg_temp_free(addr); } | 18,618 |
1 | static int print_uint16(DeviceState *dev, Property *prop, char *dest, size_t len) { uint16_t *ptr = qdev_get_prop_ptr(dev, prop); return snprintf(dest, len, "%" PRIu16, *ptr); } | 18,622 |
1 | static int get_sot(Jpeg2000DecoderContext *s, int n) { Jpeg2000TilePart *tp; uint16_t Isot; uint32_t Psot; uint8_t TPsot; if (bytestream2_get_bytes_left(&s->g) < 8) Isot = bytestream2_get_be16u(&s->g); // Isot if (Isot) { avpriv_request_sample(s->avctx, "Support for more than one tile"); return AVERROR_PATCHWELCOME; } Psot = bytestream2_get_be32u(&s->g); // Psot TPsot = bytestream2_get_byteu(&s->g); // TPsot /* Read TNSot but not used */ bytestream2_get_byteu(&s->g); // TNsot if (Psot > bytestream2_get_bytes_left(&s->g) + n + 2) { av_log(s->avctx, AV_LOG_ERROR, "Psot %d too big\n", Psot); } if (TPsot >= FF_ARRAY_ELEMS(s->tile[Isot].tile_part)) { avpriv_request_sample(s->avctx, "Support for %d components", TPsot); return AVERROR_PATCHWELCOME; } tp = s->tile[s->curtileno].tile_part + TPsot; tp->tile_index = Isot; tp->tp_len = Psot; tp->tp_idx = TPsot; /* Start of bit stream. Pointer to SOD marker * Check SOD marker is present. */ if (JPEG2000_SOD == bytestream2_get_be16(&s->g)) { bytestream2_init(&tp->tpg, s->g.buffer, tp->tp_len - n - 4); bytestream2_skip(&s->g, tp->tp_len - n - 4); } else { av_log(s->avctx, AV_LOG_ERROR, "SOD marker not found \n"); } /* End address of bit stream = * start address + (Psot - size of SOT HEADER(n) * - size of SOT MARKER(2) - size of SOD marker(2) */ return 0; } | 18,623 |
1 | static int cirrus_do_copy(CirrusVGAState *s, int dst, int src, int w, int h) { int sx = 0, sy = 0; int dx = 0, dy = 0; int depth = 0; int notify = 0; /* make sure to only copy if it's a plain copy ROP */ if (*s->cirrus_rop == cirrus_bitblt_rop_fwd_src || *s->cirrus_rop == cirrus_bitblt_rop_bkwd_src) { int width, height; depth = s->vga.get_bpp(&s->vga) / 8; if (!depth) { return 0; } s->vga.get_resolution(&s->vga, &width, &height); /* extra x, y */ sx = (src % ABS(s->cirrus_blt_srcpitch)) / depth; sy = (src / ABS(s->cirrus_blt_srcpitch)); dx = (dst % ABS(s->cirrus_blt_dstpitch)) / depth; dy = (dst / ABS(s->cirrus_blt_dstpitch)); /* normalize width */ w /= depth; /* if we're doing a backward copy, we have to adjust our x/y to be the upper left corner (instead of the lower right corner) */ if (s->cirrus_blt_dstpitch < 0) { sx -= (s->cirrus_blt_width / depth) - 1; dx -= (s->cirrus_blt_width / depth) - 1; sy -= s->cirrus_blt_height - 1; dy -= s->cirrus_blt_height - 1; } /* are we in the visible portion of memory? */ if (sx >= 0 && sy >= 0 && dx >= 0 && dy >= 0 && (sx + w) <= width && (sy + h) <= height && (dx + w) <= width && (dy + h) <= height) { notify = 1; } } /* we have to flush all pending changes so that the copy is generated at the appropriate moment in time */ if (notify) graphic_hw_update(s->vga.con); (*s->cirrus_rop) (s, s->vga.vram_ptr + s->cirrus_blt_dstaddr, s->vga.vram_ptr + s->cirrus_blt_srcaddr, s->cirrus_blt_dstpitch, s->cirrus_blt_srcpitch, s->cirrus_blt_width, s->cirrus_blt_height); if (notify) { qemu_console_copy(s->vga.con, sx, sy, dx, dy, s->cirrus_blt_width / depth, s->cirrus_blt_height); } /* we don't have to notify the display that this portion has changed since qemu_console_copy implies this */ cirrus_invalidate_region(s, s->cirrus_blt_dstaddr, s->cirrus_blt_dstpitch, s->cirrus_blt_width, s->cirrus_blt_height); return 1; } | 18,625 |
1 | static int filter_samples(AVFilterLink *inlink, AVFilterBufferRef *insamplesref) { AResampleContext *aresample = inlink->dst->priv; const int n_in = insamplesref->audio->nb_samples; int n_out = FFMAX(n_in * aresample->ratio * 2, 1); AVFilterLink *const outlink = inlink->dst->outputs[0]; AVFilterBufferRef *outsamplesref = ff_get_audio_buffer(outlink, AV_PERM_WRITE, n_out); int ret; avfilter_copy_buffer_ref_props(outsamplesref, insamplesref); outsamplesref->format = outlink->format; outsamplesref->audio->channel_layout = outlink->channel_layout; outsamplesref->audio->sample_rate = outlink->sample_rate; if(insamplesref->pts != AV_NOPTS_VALUE) { int64_t inpts = av_rescale(insamplesref->pts, inlink->time_base.num * (int64_t)outlink->sample_rate * inlink->sample_rate, inlink->time_base.den); int64_t outpts= swr_next_pts(aresample->swr, inpts); aresample->next_pts = outsamplesref->pts = (outpts + inlink->sample_rate/2) / inlink->sample_rate; } else { outsamplesref->pts = AV_NOPTS_VALUE; } n_out = swr_convert(aresample->swr, outsamplesref->extended_data, n_out, (void *)insamplesref->extended_data, n_in); if (n_out <= 0) { avfilter_unref_buffer(outsamplesref); avfilter_unref_buffer(insamplesref); return 0; } outsamplesref->audio->nb_samples = n_out; ret = ff_filter_samples(outlink, outsamplesref); aresample->req_fullfilled= 1; avfilter_unref_buffer(insamplesref); return ret; } | 18,626 |
0 | static int decode_subframe_lpc(FLACContext *s, int channel, int pred_order) { int sum, i, j; int coeff_prec, qlevel; int coeffs[pred_order]; // av_log(s->avctx, AV_LOG_DEBUG, " SUBFRAME LPC\n"); /* warm up samples */ // av_log(s->avctx, AV_LOG_DEBUG, " warm up samples: %d\n", pred_order); for (i = 0; i < pred_order; i++) { s->decoded[channel][i] = get_sbits(&s->gb, s->curr_bps); // av_log(s->avctx, AV_LOG_DEBUG, " %d: %d\n", i, s->decoded[channel][i]); } coeff_prec = get_bits(&s->gb, 4) + 1; if (coeff_prec == 16) { av_log(s->avctx, AV_LOG_DEBUG, "invalid coeff precision\n"); return -1; } av_log(s->avctx, AV_LOG_DEBUG, " qlp coeff prec: %d\n", coeff_prec); qlevel = get_sbits(&s->gb, 5); av_log(s->avctx, AV_LOG_DEBUG, " quant level: %d\n", qlevel); assert(qlevel >= 0); //FIXME for (i = 0; i < pred_order; i++) { coeffs[i] = get_sbits(&s->gb, coeff_prec); // av_log(s->avctx, AV_LOG_DEBUG, " %d: %d\n", i, coeffs[i]); } if (decode_residuals(s, channel, pred_order) < 0) return -1; for (i = pred_order; i < s->blocksize; i++) { sum = 0; for (j = 0; j < pred_order; j++) sum += coeffs[j] * s->decoded[channel][i-j-1]; s->decoded[channel][i] += sum >> qlevel; } return 0; } | 18,628 |
0 | static int compare_floats(const float *a, const float *b, int len, float max_diff) { int i; for (i = 0; i < len; i++) { if (fabsf(a[i] - b[i]) > max_diff) { av_log(NULL, AV_LOG_ERROR, "%d: %- .12f - %- .12f = % .12g\n", i, a[i], b[i], a[i] - b[i]); return -1; } } return 0; } | 18,630 |
1 | static int mtv_read_packet(AVFormatContext *s, AVPacket *pkt) { MTVDemuxContext *mtv = s->priv_data; ByteIOContext *pb = s->pb; int ret; #if !HAVE_BIGENDIAN int i; #endif if((url_ftell(pb) - s->data_offset + mtv->img_segment_size) % mtv->full_segment_size) { url_fskip(pb, MTV_AUDIO_PADDING_SIZE); ret = av_get_packet(pb, pkt, MTV_ASUBCHUNK_DATA_SIZE); if(ret != MTV_ASUBCHUNK_DATA_SIZE) return AVERROR(EIO); pkt->pos -= MTV_AUDIO_PADDING_SIZE; pkt->stream_index = AUDIO_SID; }else { ret = av_get_packet(pb, pkt, mtv->img_segment_size); if(ret != mtv->img_segment_size) return AVERROR(EIO); #if !HAVE_BIGENDIAN /* pkt->data is GGGRRRR BBBBBGGG * and we need RRRRRGGG GGGBBBBB * for PIX_FMT_RGB565 so here we * just swap bytes as they come */ for(i=0;i<mtv->img_segment_size/2;i++) *((uint16_t *)pkt->data+i) = bswap_16(*((uint16_t *)pkt->data+i)); #endif pkt->stream_index = VIDEO_SID; } return ret; } | 18,631 |
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