X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fh263dec.c;h=bc6d613be4661b372630ffc41f337762d2d018d7;hb=3fbc9bbb884da6a1fb331b1cb03945008ee36312;hp=d9d6f7e5d673c4e6125b7d2d2dc77c0ffadb96bb;hpb=0fd0ef7947ad31b2e1b9506cb70d85dcfdf6cba6;p=ffmpeg diff --git a/libavcodec/h263dec.c b/libavcodec/h263dec.c index d9d6f7e5d67..bc6d613be46 100644 --- a/libavcodec/h263dec.c +++ b/libavcodec/h263dec.c @@ -3,20 +3,20 @@ * Copyright (c) 2001 Fabrice Bellard * Copyright (c) 2002-2004 Michael Niedermayer * - * This file is part of FFmpeg. + * This file is part of Libav. * - * FFmpeg is free software; you can redistribute it and/or + * Libav is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * - * FFmpeg is distributed in the hope that it will be useful, + * Libav is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software + * License along with Libav; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -25,6 +25,7 @@ * H.263 decoder. */ +#include "libavutil/cpu.h" #include "internal.h" #include "avcodec.h" #include "dsputil.h" @@ -34,6 +35,7 @@ #include "mpeg4video_parser.h" #include "msmpeg4.h" #include "vdpau_internal.h" +#include "thread.h" #include "flv.h" #include "mpeg4video.h" @@ -68,33 +70,27 @@ av_cold int ff_h263_decode_init(AVCodecContext *avctx) case CODEC_ID_MPEG4: break; case CODEC_ID_MSMPEG4V1: - s->h263_msmpeg4 = 1; s->h263_pred = 1; s->msmpeg4_version=1; break; case CODEC_ID_MSMPEG4V2: - s->h263_msmpeg4 = 1; s->h263_pred = 1; s->msmpeg4_version=2; break; case CODEC_ID_MSMPEG4V3: - s->h263_msmpeg4 = 1; s->h263_pred = 1; s->msmpeg4_version=3; break; case CODEC_ID_WMV1: - s->h263_msmpeg4 = 1; s->h263_pred = 1; s->msmpeg4_version=4; break; case CODEC_ID_WMV2: - s->h263_msmpeg4 = 1; s->h263_pred = 1; s->msmpeg4_version=5; break; case CODEC_ID_VC1: case CODEC_ID_WMV3: - s->h263_msmpeg4 = 1; s->h263_pred = 1; s->msmpeg4_version=6; avctx->chroma_sample_location = AVCHROMA_LOC_LEFT; @@ -216,7 +212,7 @@ static int decode_slice(MpegEncContext *s){ //printf("%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!=FF_B_TYPE) + if (s->pict_type!=AV_PICTURE_TYPE_B) ff_h263_update_motion_val(s); if(ret<0){ @@ -234,6 +230,7 @@ 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); s->mb_y++; } return 0; @@ -254,12 +251,20 @@ static int decode_slice(MpegEncContext *s){ } ff_draw_horiz_band(s, s->mb_y*mb_size, mb_size); + 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 + && (s->workaround_bugs&FF_BUG_AUTODETECT) + && get_bits_left(&s->gb) >= 48 + && show_bits(&s->gb, 24)==0x4010 + && !s->data_partitioning) + s->padding_bug_score+=32; + /* try to detect the padding bug */ if( s->codec_id==CODEC_ID_MPEG4 && (s->workaround_bugs&FF_BUG_AUTODETECT) @@ -299,7 +304,7 @@ static int decode_slice(MpegEncContext *s){ int max_extra=7; /* no markers in M$ crap */ - if(s->msmpeg4_version && s->pict_type==FF_I_TYPE) + if(s->msmpeg4_version && s->pict_type==AV_PICTURE_TYPE_I) max_extra+= 17; /* buggy padding but the frame should still end approximately at the bitstream end */ @@ -544,16 +549,8 @@ retry: s->workaround_bugs, s->lavc_build, s->xvid_build, s->divx_version, s->divx_build, s->divx_packed ? "p" : ""); -#if 0 // dump bits per frame / qp / complexity -{ - static FILE *f=NULL; - if(!f) f=fopen("rate_qp_cplx.txt", "w"); - fprintf(f, "%d %d %f\n", buf_size, s->qscale, buf_size*(double)s->qscale); -} -#endif - #if HAVE_MMX - if(s->codec_id == CODEC_ID_MPEG4 && s->xvid_build>=0 && avctx->idct_algo == FF_IDCT_AUTO && (mm_flags & FF_MM_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)) { avctx->idct_algo= FF_IDCT_XVIDMMX; avctx->coded_width= 0; // force reinit // dsputil_init(&s->dsp, avctx); @@ -583,32 +580,28 @@ retry: if((s->codec_id==CODEC_ID_H263 || s->codec_id==CODEC_ID_H263P || s->codec_id == CODEC_ID_H263I)) s->gob_index = ff_h263_get_gob_height(s); - // for hurry_up==5 + // for skipping the frame s->current_picture.pict_type= s->pict_type; - s->current_picture.key_frame= s->pict_type == FF_I_TYPE; + s->current_picture.key_frame= s->pict_type == AV_PICTURE_TYPE_I; /* skip B-frames if we don't have reference frames */ - if(s->last_picture_ptr==NULL && (s->pict_type==FF_B_TYPE || s->dropable)) return get_consumed_bytes(s, buf_size); - /* skip b frames if we are in a hurry */ - if(avctx->hurry_up && s->pict_type==FF_B_TYPE) return get_consumed_bytes(s, buf_size); - if( (avctx->skip_frame >= AVDISCARD_NONREF && s->pict_type==FF_B_TYPE) - || (avctx->skip_frame >= AVDISCARD_NONKEY && s->pict_type!=FF_I_TYPE) + if(s->last_picture_ptr==NULL && (s->pict_type==AV_PICTURE_TYPE_B || s->dropable)) return get_consumed_bytes(s, buf_size); + if( (avctx->skip_frame >= AVDISCARD_NONREF && s->pict_type==AV_PICTURE_TYPE_B) + || (avctx->skip_frame >= AVDISCARD_NONKEY && s->pict_type!=AV_PICTURE_TYPE_I) || avctx->skip_frame >= AVDISCARD_ALL) return get_consumed_bytes(s, buf_size); - /* skip everything if we are in a hurry>=5 */ - if(avctx->hurry_up>=5) return get_consumed_bytes(s, buf_size); if(s->next_p_frame_damaged){ - if(s->pict_type==FF_B_TYPE) + if(s->pict_type==AV_PICTURE_TYPE_B) return get_consumed_bytes(s, buf_size); else s->next_p_frame_damaged=0; } - if((s->avctx->flags2 & CODEC_FLAG2_FAST) && s->pict_type==FF_B_TYPE){ + if((s->avctx->flags2 & CODEC_FLAG2_FAST) && s->pict_type==AV_PICTURE_TYPE_B){ s->me.qpel_put= s->dsp.put_2tap_qpel_pixels_tab; s->me.qpel_avg= s->dsp.avg_2tap_qpel_pixels_tab; - }else if((!s->no_rounding) || s->pict_type==FF_B_TYPE){ + }else if((!s->no_rounding) || s->pict_type==AV_PICTURE_TYPE_B){ s->me.qpel_put= s->dsp.put_qpel_pixels_tab; s->me.qpel_avg= s->dsp.avg_qpel_pixels_tab; }else{ @@ -619,6 +612,8 @@ retry: if(MPV_frame_start(s, avctx) < 0) return -1; + if (!s->divx_packed) ff_thread_finish_setup(avctx); + if (CONFIG_MPEG4_VDPAU_DECODER && (s->avctx->codec->capabilities & CODEC_CAP_HWACCEL_VDPAU)) { ff_vdpau_mpeg4_decode_picture(s, s->gb.buffer, s->gb.buffer_end - s->gb.buffer); goto frame_end; @@ -649,8 +644,11 @@ retry: 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) break; }else{ + int prev_x=s->mb_x, prev_y=s->mb_y; if(ff_h263_resync(s)<0) break; + if (prev_y * s->mb_width + prev_x < s->mb_y * s->mb_width + s->mb_x) + s->error_occurred = 1; } if(s->msmpeg4_version<4 && s->h263_pred) @@ -659,7 +657,7 @@ retry: decode_slice(s); } - if (s->h263_msmpeg4 && s->msmpeg4_version<4 && s->pict_type==FF_I_TYPE) + 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){ s->error_status_table[s->mb_num-1]= AC_ERROR|DC_ERROR|MV_ERROR; } @@ -709,7 +707,7 @@ intrax8_decoded: assert(s->current_picture.pict_type == s->current_picture_ptr->pict_type); assert(s->current_picture.pict_type == s->pict_type); - if (s->pict_type == FF_B_TYPE || s->low_delay) { + if (s->pict_type == AV_PICTURE_TYPE_B || s->low_delay) { *pict= *(AVFrame*)s->current_picture_ptr; } else if (s->last_picture_ptr != NULL) { *pict= *(AVFrame*)s->last_picture_ptr; @@ -727,7 +725,7 @@ av_log(avctx, AV_LOG_DEBUG, "%"PRId64"\n", rdtsc()-time); return get_consumed_bytes(s, buf_size); } -AVCodec h263_decoder = { +AVCodec ff_h263_decoder = { "h263", AVMEDIA_TYPE_VIDEO, CODEC_ID_H263,