X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fh263dec.c;h=6281ed283274f3f030ca0741225f73e233649ec6;hb=57231e4d5b467833fb289439cd35a92513bb55c1;hp=5404c9015331d5368760fef9585218bcb8cd8bac;hpb=ddce8953a5056800ec795df2dfd84fc17a11b5fc;p=ffmpeg diff --git a/libavcodec/h263dec.c b/libavcodec/h263dec.c index 5404c901533..6281ed28327 100644 --- a/libavcodec/h263dec.c +++ b/libavcodec/h263dec.c @@ -54,52 +54,56 @@ av_cold int ff_h263_decode_init(AVCodecContext *avctx) s->workaround_bugs= avctx->workaround_bugs; // set defaults - MPV_decode_defaults(s); + ff_MPV_decode_defaults(s); s->quant_precision=5; s->decode_mb= ff_h263_decode_mb; s->low_delay= 1; - avctx->pix_fmt= avctx->get_format(avctx, avctx->codec->pix_fmts); + if (avctx->codec->id == AV_CODEC_ID_MSS2) + avctx->pix_fmt = AV_PIX_FMT_YUV420P; + else + avctx->pix_fmt = avctx->get_format(avctx, avctx->codec->pix_fmts); s->unrestricted_mv= 1; /* select sub codec */ switch(avctx->codec->id) { - case CODEC_ID_H263: + case AV_CODEC_ID_H263: s->unrestricted_mv= 0; avctx->chroma_sample_location = AVCHROMA_LOC_CENTER; break; - case CODEC_ID_MPEG4: + case AV_CODEC_ID_MPEG4: break; - case CODEC_ID_MSMPEG4V1: + case AV_CODEC_ID_MSMPEG4V1: s->h263_pred = 1; s->msmpeg4_version=1; break; - case CODEC_ID_MSMPEG4V2: + case AV_CODEC_ID_MSMPEG4V2: s->h263_pred = 1; s->msmpeg4_version=2; break; - case CODEC_ID_MSMPEG4V3: + case AV_CODEC_ID_MSMPEG4V3: s->h263_pred = 1; s->msmpeg4_version=3; break; - case CODEC_ID_WMV1: + case AV_CODEC_ID_WMV1: s->h263_pred = 1; s->msmpeg4_version=4; break; - case CODEC_ID_WMV2: + case AV_CODEC_ID_WMV2: s->h263_pred = 1; s->msmpeg4_version=5; break; - case CODEC_ID_VC1: - case CODEC_ID_WMV3: - case CODEC_ID_VC1IMAGE: - case CODEC_ID_WMV3IMAGE: + case AV_CODEC_ID_VC1: + case AV_CODEC_ID_WMV3: + case AV_CODEC_ID_VC1IMAGE: + case AV_CODEC_ID_WMV3IMAGE: + case AV_CODEC_ID_MSS2: s->h263_pred = 1; s->msmpeg4_version=6; avctx->chroma_sample_location = AVCHROMA_LOC_LEFT; break; - case CODEC_ID_H263I: + case AV_CODEC_ID_H263I: break; - case CODEC_ID_FLV1: + case AV_CODEC_ID_FLV1: s->h263_flv = 1; break; default: @@ -109,8 +113,8 @@ av_cold int ff_h263_decode_init(AVCodecContext *avctx) avctx->hwaccel= ff_find_hwaccel(avctx->codec->id, avctx->pix_fmt); /* for h263, we allocate the images after having read the header */ - if (avctx->codec->id != CODEC_ID_H263 && avctx->codec->id != CODEC_ID_MPEG4) - if (MPV_common_init(s) < 0) + if (avctx->codec->id != AV_CODEC_ID_H263 && avctx->codec->id != AV_CODEC_ID_MPEG4) + if (ff_MPV_common_init(s) < 0) return -1; ff_h263_decode_init_vlc(s); @@ -122,7 +126,7 @@ av_cold int ff_h263_decode_end(AVCodecContext *avctx) { MpegEncContext *s = avctx->priv_data; - MPV_common_end(s); + ff_MPV_common_end(s); return 0; } @@ -149,7 +153,7 @@ static int get_consumed_bytes(MpegEncContext *s, int buf_size){ static int decode_slice(MpegEncContext *s){ const int part_mask= s->partitioned_frame ? (ER_AC_END|ER_AC_ERROR) : 0x7F; - const int mb_size= 16>>s->avctx->lowres; + const int mb_size = 16; s->last_resync_gb= s->gb; s->first_slice_line= 1; @@ -168,7 +172,7 @@ static int decode_slice(MpegEncContext *s){ if(s->partitioned_frame){ const int qscale= s->qscale; - if(CONFIG_MPEG4_DECODER && s->codec_id==CODEC_ID_MPEG4){ + if(CONFIG_MPEG4_DECODER && s->codec_id==AV_CODEC_ID_MPEG4){ if(ff_mpeg4_decode_partitions(s) < 0) return -1; } @@ -211,7 +215,8 @@ static int decode_slice(MpegEncContext *s){ s->mv_dir = MV_DIR_FORWARD; s->mv_type = MV_TYPE_16X16; // s->mb_skipped = 0; -//printf("%d %d %06X\n", ret, get_bits_count(&s->gb), show_bits(&s->gb, 24)); + av_dlog(s, "%d %d %06X\n", + ret, get_bits_count(&s->gb), show_bits(&s->gb, 24)); ret= s->decode_mb(s, s->block); if (s->pict_type!=AV_PICTURE_TYPE_B) @@ -220,11 +225,10 @@ static int decode_slice(MpegEncContext *s){ if(ret<0){ const int xy= s->mb_x + s->mb_y*s->mb_stride; if(ret==SLICE_END){ - MPV_decode_mb(s, s->block); + ff_MPV_decode_mb(s, s->block); if(s->loop_filter) ff_h263_loop_filter(s); -//printf("%d %d %d %06X\n", s->mb_x, s->mb_y, s->gb.size*8 - get_bits_count(&s->gb), show_bits(&s->gb, 24)); ff_er_add_slice(s, s->resync_mb_x, s->resync_mb_y, s->mb_x, s->mb_y, ER_MB_END&part_mask); s->padding_bug_score--; @@ -232,7 +236,7 @@ static int decode_slice(MpegEncContext *s){ if(++s->mb_x >= s->mb_width){ s->mb_x=0; ff_draw_horiz_band(s, s->mb_y*mb_size, mb_size); - MPV_report_decode_progress(s); + ff_MPV_report_decode_progress(s); s->mb_y++; } return 0; @@ -247,20 +251,20 @@ static int decode_slice(MpegEncContext *s){ return -1; } - MPV_decode_mb(s, s->block); + ff_MPV_decode_mb(s, s->block); if(s->loop_filter) ff_h263_loop_filter(s); } ff_draw_horiz_band(s, s->mb_y*mb_size, mb_size); - MPV_report_decode_progress(s); + ff_MPV_report_decode_progress(s); s->mb_x= 0; } assert(s->mb_x==0 && s->mb_y==s->mb_height); - if(s->codec_id==CODEC_ID_MPEG4 + if(s->codec_id==AV_CODEC_ID_MPEG4 && (s->workaround_bugs&FF_BUG_AUTODETECT) && get_bits_left(&s->gb) >= 48 && show_bits(&s->gb, 24)==0x4010 @@ -268,7 +272,7 @@ static int decode_slice(MpegEncContext *s){ s->padding_bug_score+=32; /* try to detect the padding bug */ - if( s->codec_id==CODEC_ID_MPEG4 + if( s->codec_id==AV_CODEC_ID_MPEG4 && (s->workaround_bugs&FF_BUG_AUTODETECT) && get_bits_left(&s->gb) >=0 && get_bits_left(&s->gb) < 48 @@ -336,7 +340,7 @@ static int decode_slice(MpegEncContext *s){ } int ff_h263_decode_frame(AVCodecContext *avctx, - void *data, int *data_size, + void *data, int *got_frame, AVPacket *avpkt) { const uint8_t *buf = avpkt->data; @@ -355,10 +359,10 @@ uint64_t time= rdtsc(); if (buf_size == 0) { /* special case for last picture */ if (s->low_delay==0 && s->next_picture_ptr) { - *pict= *(AVFrame*)s->next_picture_ptr; + *pict = s->next_picture_ptr->f; s->next_picture_ptr= NULL; - *data_size = sizeof(AVFrame); + *got_frame = 1; } return 0; @@ -367,9 +371,9 @@ uint64_t time= rdtsc(); if(s->flags&CODEC_FLAG_TRUNCATED){ int next; - if(CONFIG_MPEG4_DECODER && s->codec_id==CODEC_ID_MPEG4){ + if(CONFIG_MPEG4_DECODER && s->codec_id==AV_CODEC_ID_MPEG4){ next= ff_mpeg4_find_frame_end(&s->parse_context, buf, buf_size); - }else if(CONFIG_H263_DECODER && s->codec_id==CODEC_ID_H263){ + }else if(CONFIG_H263_DECODER && s->codec_id==AV_CODEC_ID_H263){ next= ff_h263_find_frame_end(&s->parse_context, buf, buf_size); }else{ av_log(s->avctx, AV_LOG_ERROR, "this codec does not support truncated bitstreams\n"); @@ -390,7 +394,7 @@ retry: s->bitstream_buffer_size=0; if (!s->context_initialized) { - if (MPV_common_init(s) < 0) //we need the idct permutaton for reading a custom matrix + if (ff_MPV_common_init(s) < 0) //we need the idct permutaton for reading a custom matrix return -1; } @@ -407,7 +411,7 @@ retry: if (CONFIG_WMV2_DECODER && s->msmpeg4_version==5) { ret= ff_wmv2_decode_picture_header(s); } else if (CONFIG_MSMPEG4_DECODER && s->msmpeg4_version) { - ret = msmpeg4_decode_picture_header(s); + ret = ff_msmpeg4_decode_picture_header(s); } else if (CONFIG_MPEG4_DECODER && s->h263_pred) { if(s->avctx->extradata_size && s->picture_number==0){ GetBitContext gb; @@ -416,7 +420,7 @@ retry: ret = ff_mpeg4_decode_picture_header(s, &gb); } ret = ff_mpeg4_decode_picture_header(s, &s->gb); - } else if (CONFIG_H263I_DECODER && s->codec_id == CODEC_ID_H263I) { + } else if (CONFIG_H263I_DECODER && s->codec_id == AV_CODEC_ID_H263I) { ret = ff_intel_h263_decode_picture_header(s); } else if (CONFIG_FLV_DECODER && s->h263_flv) { ret = ff_flv_decode_picture_header(s); @@ -506,7 +510,6 @@ retry: if(s->divx_version>=0) s->workaround_bugs|= FF_BUG_DIRECT_BLOCKSIZE; -//printf("padding_bug_score: %d\n", s->padding_bug_score); if(s->divx_version==501 && s->divx_build==20020416) s->padding_bug_score= 256*256*256*64; @@ -524,7 +527,7 @@ retry: * Let us hope this at least works. */ if( s->resync_marker==0 && s->data_partitioning==0 && s->divx_version==-1 - && s->codec_id==CODEC_ID_MPEG4 && s->vo_type==0) + && s->codec_id==AV_CODEC_ID_MPEG4 && s->vo_type==0) s->workaround_bugs|= FF_BUG_NO_PADDING; if(s->lavc_build<4609U) //FIXME not sure about the version num but a 4609 file seems ok @@ -554,10 +557,9 @@ retry: s->divx_packed ? "p" : ""); #if HAVE_MMX - if (s->codec_id == CODEC_ID_MPEG4 && s->xvid_build>=0 && avctx->idct_algo == FF_IDCT_AUTO && (av_get_cpu_flags() & AV_CPU_FLAG_MMX)) { + if (s->codec_id == AV_CODEC_ID_MPEG4 && s->xvid_build>=0 && avctx->idct_algo == FF_IDCT_AUTO && (av_get_cpu_flags() & AV_CPU_FLAG_MMX)) { avctx->idct_algo= FF_IDCT_XVIDMMX; - avctx->coded_width= 0; // force reinit -// dsputil_init(&s->dsp, avctx); + ff_dct_common_init(s); s->picture_number=0; } #endif @@ -567,21 +569,30 @@ retry: /* FIXME: By the way H263 decoder is evolving it should have */ /* an H263EncContext */ - if ( s->width != avctx->coded_width - || s->height != avctx->coded_height) { - /* H.263 could change picture size any time */ + if (!avctx->coded_width || !avctx->coded_height) { ParseContext pc= s->parse_context; //FIXME move these demuxng hack to avformat + s->parse_context.buffer=0; - MPV_common_end(s); + ff_MPV_common_end(s); s->parse_context= pc; - } - if (!s->context_initialized) { avcodec_set_dimensions(avctx, s->width, s->height); goto retry; } - if((s->codec_id==CODEC_ID_H263 || s->codec_id==CODEC_ID_H263P || s->codec_id == CODEC_ID_H263I)) + if (s->width != avctx->coded_width || + s->height != avctx->coded_height || + s->context_reinit) { + /* H.263 could change picture size any time */ + s->context_reinit = 0; + + avcodec_set_dimensions(avctx, s->width, s->height); + + if ((ret = ff_MPV_common_frame_size_change(s))) + return ret; + } + + if((s->codec_id==AV_CODEC_ID_H263 || s->codec_id==AV_CODEC_ID_H263P || s->codec_id == AV_CODEC_ID_H263I)) s->gob_index = ff_h263_get_gob_height(s); // for skipping the frame @@ -613,7 +624,7 @@ retry: s->me.qpel_avg= s->dsp.avg_qpel_pixels_tab; } - if(MPV_frame_start(s, avctx) < 0) + if(ff_MPV_frame_start(s, avctx) < 0) return -1; if (!s->divx_packed) ff_thread_finish_setup(avctx); @@ -631,7 +642,7 @@ retry: ff_er_frame_start(s); //the second part of the wmv2 header contains the MB skip bits which are stored in current_picture->mb_type - //which is not available before MPV_frame_start() + //which is not available before ff_MPV_frame_start() if (CONFIG_WMV2_DECODER && s->msmpeg4_version==5){ ret = ff_wmv2_decode_secondary_picture_header(s); if(ret<0) return ret; @@ -645,7 +656,7 @@ retry: ret = decode_slice(s); while(s->mb_ymb_height){ if(s->msmpeg4_version){ - if(s->slice_height==0 || s->mb_x!=0 || (s->mb_y%s->slice_height)!=0 || get_bits_count(&s->gb) > s->gb.size_in_bits) + if(s->slice_height==0 || s->mb_x!=0 || (s->mb_y%s->slice_height)!=0 || get_bits_left(&s->gb)<0) break; }else{ int prev_x=s->mb_x, prev_y=s->mb_y; @@ -662,14 +673,14 @@ retry: } if (s->msmpeg4_version && s->msmpeg4_version<4 && s->pict_type==AV_PICTURE_TYPE_I) - if(!CONFIG_MSMPEG4_DECODER || msmpeg4_decode_ext_header(s, buf_size) < 0){ + if(!CONFIG_MSMPEG4_DECODER || ff_msmpeg4_decode_ext_header(s, buf_size) < 0){ s->error_status_table[s->mb_num-1]= ER_MB_ERROR; } assert(s->bitstream_buffer_size==0); frame_end: /* divx 5.01+ bistream reorder stuff */ - if(s->codec_id==CODEC_ID_MPEG4 && s->divx_packed){ + if(s->codec_id==AV_CODEC_ID_MPEG4 && s->divx_packed){ int current_pos= get_bits_count(&s->gb)>>3; int startcode_found=0; @@ -707,18 +718,18 @@ intrax8_decoded: return -1; } - MPV_frame_end(s); + ff_MPV_frame_end(s); assert(s->current_picture.f.pict_type == s->current_picture_ptr->f.pict_type); assert(s->current_picture.f.pict_type == s->pict_type); if (s->pict_type == AV_PICTURE_TYPE_B || s->low_delay) { - *pict= *(AVFrame*)s->current_picture_ptr; + *pict = s->current_picture_ptr->f; } else if (s->last_picture_ptr != NULL) { - *pict= *(AVFrame*)s->last_picture_ptr; + *pict = s->last_picture_ptr->f; } if(s->last_picture_ptr || s->low_delay){ - *data_size = sizeof(AVFrame); + *got_frame = 1; ff_print_debug_info(s, pict); } @@ -732,14 +743,14 @@ av_log(avctx, AV_LOG_DEBUG, "%"PRId64"\n", rdtsc()-time); AVCodec ff_h263_decoder = { .name = "h263", .type = AVMEDIA_TYPE_VIDEO, - .id = CODEC_ID_H263, + .id = AV_CODEC_ID_H263, .priv_data_size = sizeof(MpegEncContext), .init = ff_h263_decode_init, .close = ff_h263_decode_end, .decode = ff_h263_decode_frame, - .capabilities = CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_DR1 | CODEC_CAP_TRUNCATED | CODEC_CAP_DELAY, - .flush= ff_mpeg_flush, - .max_lowres= 3, - .long_name= NULL_IF_CONFIG_SMALL("H.263 / H.263-1996, H.263+ / H.263-1998 / H.263 version 2"), - .pix_fmts= ff_hwaccel_pixfmt_list_420, + .capabilities = CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_DR1 | + CODEC_CAP_TRUNCATED | CODEC_CAP_DELAY, + .flush = ff_mpeg_flush, + .long_name = NULL_IF_CONFIG_SMALL("H.263 / H.263-1996, H.263+ / H.263-1998 / H.263 version 2"), + .pix_fmts = ff_hwaccel_pixfmt_list_420, };