diff options
Diffstat (limited to 'demux/video.c')
-rw-r--r-- | demux/video.c | 527 |
1 files changed, 2 insertions, 525 deletions
diff --git a/demux/video.c b/demux/video.c index 69749e03d1..48154905fe 100644 --- a/demux/video.c +++ b/demux/video.c @@ -32,530 +32,23 @@ #include "stream/stream.h" #include "demux.h" #include "stheader.h" -#include "parse_es.h" -#include "mpeg_hdr.h" - -/* sub_cc (closed captions)*/ -//#include "sub/sub_cc.h" - -/* biCompression constant */ -#define BI_RGB 0L - -static mp_mpeg_header_t picture; - -static int telecine=0; -static float telecine_cnt=-2.5; - -typedef enum { - VIDEO_MPEG12, - VIDEO_MPEG4, - VIDEO_H264, - VIDEO_VC1, - VIDEO_OTHER -} video_codec_t; - -static video_codec_t find_video_codec(sh_video_t *sh_video) -{ - demux_stream_t *d_video=sh_video->ds; - int fmt = d_video->demuxer->file_format; - - if( - (fmt == DEMUXER_TYPE_MPEG_ES) || - (fmt == DEMUXER_TYPE_MPEG_GXF) || - (fmt == DEMUXER_TYPE_MPEG_PES) || - ( - (fmt == DEMUXER_TYPE_MPEG_PS || fmt == DEMUXER_TYPE_MPEG_TS) && - ((! sh_video->format) || (sh_video->format==0x10000001) || (sh_video->format==0x10000002)) - ) - ) - return VIDEO_MPEG12; - else if((fmt == DEMUXER_TYPE_MPEG4_ES) || - ((fmt == DEMUXER_TYPE_MPEG_TS) && (sh_video->format==0x10000004)) || - ((fmt == DEMUXER_TYPE_MPEG_PS) && (sh_video->format==0x10000004)) - ) - return VIDEO_MPEG4; - else if((fmt == DEMUXER_TYPE_H264_ES) || - ((fmt == DEMUXER_TYPE_MPEG_TS) && (sh_video->format==0x10000005)) || - ((fmt == DEMUXER_TYPE_MPEG_PS) && (sh_video->format==0x10000005)) - ) - return VIDEO_H264; - else if((fmt == DEMUXER_TYPE_MPEG_PS || fmt == DEMUXER_TYPE_MPEG_TS) && - (sh_video->format==mmioFOURCC('W', 'V', 'C', '1'))) - return VIDEO_VC1; - else if (fmt == DEMUXER_TYPE_ASF && sh_video->bih && sh_video->bih->biCompression == mmioFOURCC('D', 'V', 'R', ' ')) - return VIDEO_MPEG12; - else - return VIDEO_OTHER; -} int video_read_properties(sh_video_t *sh_video){ -demux_stream_t *d_video=sh_video->ds; -video_codec_t video_codec = find_video_codec(sh_video); -// Determine image properties: -switch(video_codec){ - case VIDEO_OTHER: { - if((d_video->demuxer->file_format == DEMUXER_TYPE_ASF) || (d_video->demuxer->file_format == DEMUXER_TYPE_AVI)) { - // display info: - // in case no strf chunk has been seen in avi, we have no bitmap header - if(!sh_video->bih) return 0; - sh_video->format=sh_video->bih->biCompression; - mp_set_video_codec_from_tag(sh_video); - sh_video->disp_w=sh_video->bih->biWidth; - sh_video->disp_h=abs(sh_video->bih->biHeight); - } - break; - } - case VIDEO_MPEG4: { - int pos = 0, vop_cnt=0, units[3]; - videobuf_len=0; videobuf_code_len=0; - mp_msg(MSGT_DECVIDEO,MSGL_V,"Searching for Video Object Start code... "); - while(1){ - int i=sync_video_packet(d_video); - if(i<=0x11F) break; // found it! - if(!i || !skip_video_packet(d_video)){ - mp_msg(MSGT_DECVIDEO,MSGL_V,"NONE :(\n"); - return 0; - } - } - mp_msg(MSGT_DECVIDEO,MSGL_V,"OK!\n"); - if(!videobuffer) { - videobuffer = av_malloc(VIDEOBUFFER_SIZE + MP_INPUT_BUFFER_PADDING_SIZE); - if (videobuffer) memset(videobuffer+VIDEOBUFFER_SIZE, 0, MP_INPUT_BUFFER_PADDING_SIZE); - else { - mp_tmsg(MSGT_DECVIDEO,MSGL_ERR,"Cannot allocate shared memory.\n"); - return 0; - } - } - mp_msg(MSGT_DECVIDEO,MSGL_V,"Searching for Video Object Layer Start code... "); - while(1){ - int i=sync_video_packet(d_video); - mp_msg(MSGT_DECVIDEO,MSGL_V,"M4V: 0x%X\n",i); - if(i>=0x120 && i<=0x12F) break; // found it! - if(!i || !read_video_packet(d_video)){ - mp_msg(MSGT_DECVIDEO,MSGL_V,"NONE :(\n"); - return 0; - } - } - pos = videobuf_len+4; - if(!read_video_packet(d_video)){ - mp_msg(MSGT_DECVIDEO,MSGL_ERR,"Can't read Video Object Layer Header\n"); - return 0; - } - mp4_header_process_vol(&picture, &(videobuffer[pos])); - mp_msg(MSGT_DECVIDEO,MSGL_V,"OK! FPS SEEMS TO BE %.3f\nSearching for Video Object Plane Start code... ", sh_video->fps); - mp4_init: - while(1){ - int i=sync_video_packet(d_video); - if(i==0x1B6) break; // found it! - if(!i || !read_video_packet(d_video)){ - mp_msg(MSGT_DECVIDEO,MSGL_V,"NONE :(\n"); - return 0; - } - } - pos = videobuf_len+4; - if(!read_video_packet(d_video)){ - mp_msg(MSGT_DECVIDEO,MSGL_ERR,"Can't read Video Object Plane Header\n"); - return 0; - } - mp4_header_process_vop(&picture, &(videobuffer[pos])); - sh_video->disp_w = picture.display_picture_width; - sh_video->disp_h = picture.display_picture_height; - units[vop_cnt] = picture.timeinc_unit; - vop_cnt++; - //mp_msg(MSGT_DECVIDEO,MSGL_V, "TYPE: %d, unit: %d\n", picture.picture_type, picture.timeinc_unit); - if(!picture.fps) { - int i, mn, md, mx, diff; - if(vop_cnt < 3) - goto mp4_init; - - i=0; - mn = mx = units[0]; - for(i=0; i<3; i++) { - if(units[i] < mn) - mn = units[i]; - if(units[i] > mx) - mx = units[i]; - } - md = mn; - for(i=0; i<3; i++) { - if((units[i] > mn) && (units[i] < mx)) - md = units[i]; - } - mp_msg(MSGT_DECVIDEO,MSGL_V, "MIN: %d, mid: %d, max: %d\n", mn, md, mx); - if(mx - md > md - mn) - diff = md - mn; - else - diff = mx - md; - if(diff > 0){ - picture.fps = ((float)picture.timeinc_resolution) / diff; - mp_msg(MSGT_DECVIDEO,MSGL_V, "FPS seems to be: %f, resolution: %d, delta_units: %d\n", picture.fps, picture.timeinc_resolution, diff); - } - } - if(picture.fps) { - sh_video->fps=picture.fps; - sh_video->frametime=1.0/picture.fps; - mp_msg(MSGT_DECVIDEO,MSGL_INFO, "FPS seems to be: %f\n", picture.fps); - } - mp_msg(MSGT_DECVIDEO,MSGL_V,"OK!\n"); - sh_video->format=0x10000004; - break; - } - case VIDEO_H264: { - int pos = 0; - videobuf_len=0; videobuf_code_len=0; - mp_msg(MSGT_DECVIDEO,MSGL_V,"Searching for sequence parameter set... "); - while(1){ - int i=sync_video_packet(d_video); - if((i&~0x60) == 0x107 && i != 0x107) break; // found it! - if(!i || !skip_video_packet(d_video)){ - mp_msg(MSGT_DECVIDEO,MSGL_V,"NONE :(\n"); - return 0; - } - } - mp_msg(MSGT_DECVIDEO,MSGL_V,"OK!\n"); - if(!videobuffer) { - videobuffer = av_malloc(VIDEOBUFFER_SIZE + MP_INPUT_BUFFER_PADDING_SIZE); - if (videobuffer) memset(videobuffer+VIDEOBUFFER_SIZE, 0, MP_INPUT_BUFFER_PADDING_SIZE); - else { - mp_tmsg(MSGT_DECVIDEO,MSGL_ERR,"Cannot allocate shared memory.\n"); - return 0; - } - } - pos = videobuf_len+4; - if(!read_video_packet(d_video)){ - mp_msg(MSGT_DECVIDEO,MSGL_ERR,"Can't read sequence parameter set\n"); - return 0; - } - h264_parse_sps(&picture, &(videobuffer[pos]), videobuf_len - pos); - sh_video->disp_w=picture.display_picture_width; - sh_video->disp_h=picture.display_picture_height; - mp_msg(MSGT_DECVIDEO,MSGL_V,"Searching for picture parameter set... "); - while(1){ - int i=sync_video_packet(d_video); - mp_msg(MSGT_DECVIDEO,MSGL_V,"H264: 0x%X\n",i); - if((i&~0x60) == 0x108 && i != 0x108) break; // found it! - if(!i || !read_video_packet(d_video)){ - mp_msg(MSGT_DECVIDEO,MSGL_V,"NONE :(\n"); - return 0; - } - } - mp_msg(MSGT_DECVIDEO,MSGL_V,"OK!\nSearching for Slice... "); - while(1){ - int i=sync_video_packet(d_video); - if((i&~0x60) == 0x101 || (i&~0x60) == 0x102 || (i&~0x60) == 0x105) break; // found it! - if(!i || !read_video_packet(d_video)){ - mp_msg(MSGT_DECVIDEO,MSGL_V,"NONE :(\n"); - return 0; - } - } - mp_msg(MSGT_DECVIDEO,MSGL_V,"OK!\n"); - sh_video->format=0x10000005; - if(picture.fps) { - sh_video->fps=picture.fps; - sh_video->frametime=1.0/picture.fps; - mp_msg(MSGT_DECVIDEO,MSGL_INFO, "FPS seems to be: %f\n", picture.fps); - } - break; - } - case VIDEO_MPEG12: { - if (d_video->demuxer->file_format == DEMUXER_TYPE_ASF) { // DVR-MS - if(!sh_video->bih) return 0; - sh_video->format=sh_video->bih->biCompression; - } -mpeg_header_parser: - // Find sequence_header first: - videobuf_len=0; videobuf_code_len=0; - telecine=0; telecine_cnt=-2.5; - mp_msg(MSGT_DECVIDEO,MSGL_V,"Searching for sequence header... "); - while(1){ - int i=sync_video_packet(d_video); - if(i==0x1B3) break; // found it! - if(!i || !skip_video_packet(d_video)){ - if( mp_msg_test(MSGT_DECVIDEO,MSGL_V) ) mp_msg(MSGT_DECVIDEO,MSGL_V,"NONE :(\n"); - mp_tmsg(MSGT_DECVIDEO,MSGL_ERR,"MPEG: FATAL: EOF while searching for sequence header.\n"); - return 0; - } - } - mp_msg(MSGT_DECVIDEO,MSGL_V,"OK!\n"); - // ========= Read & process sequence header & extension ============ - if(!videobuffer) { - videobuffer = av_malloc(VIDEOBUFFER_SIZE + MP_INPUT_BUFFER_PADDING_SIZE); - if (videobuffer) memset(videobuffer+VIDEOBUFFER_SIZE, 0, MP_INPUT_BUFFER_PADDING_SIZE); - else { - mp_tmsg(MSGT_DECVIDEO,MSGL_ERR,"Cannot allocate shared memory.\n"); - return 0; - } - } - - if(!read_video_packet(d_video)){ - mp_tmsg(MSGT_DECVIDEO,MSGL_ERR,"FATAL: Cannot read sequence header.\n"); - return 0; - } - if(mp_header_process_sequence_header (&picture, &videobuffer[4])) { - mp_tmsg(MSGT_DECVIDEO,MSGL_ERR,"MPEG: bad sequence header\n"); - goto mpeg_header_parser; - } - if(sync_video_packet(d_video)==0x1B5){ // next packet is seq. ext. - int pos=videobuf_len; - if(!read_video_packet(d_video)){ - mp_tmsg(MSGT_DECVIDEO,MSGL_ERR,"FATAL: Cannot read sequence header extension.\n"); - return 0; - } - if(mp_header_process_extension (&picture, &videobuffer[pos+4])) { - mp_tmsg(MSGT_DECVIDEO,MSGL_ERR,"MPEG: bad sequence header extension\n"); - return 0; - } - } - - // display info: - sh_video->format=picture.mpeg1?0x10000001:0x10000002; // mpeg video - sh_video->fps=picture.fps * picture.frame_rate_extension_n / picture.frame_rate_extension_d; - if(!sh_video->fps){ - sh_video->frametime=0; - } else { - sh_video->frametime=1.0/sh_video->fps; - } - sh_video->disp_w=picture.display_picture_width; - sh_video->disp_h=picture.display_picture_height; - // bitrate: - if(picture.bitrate!=0x3FFFF) // unspecified/VBR ? - sh_video->i_bps=picture.bitrate * 400 / 8; - // info: - mp_dbg(MSGT_DECVIDEO,MSGL_DBG2,"mpeg bitrate: %d (%X)\n",picture.bitrate,picture.bitrate); - mp_msg(MSGT_DECVIDEO,MSGL_INFO,"VIDEO: %s %dx%d (aspect %d) %5.3f fps %5.1f kbps (%4.1f kbyte/s)\n", - picture.mpeg1?"MPEG1":"MPEG2", - sh_video->disp_w,sh_video->disp_h, - picture.aspect_ratio_information, - sh_video->fps, - sh_video->i_bps * 8 / 1000.0, - sh_video->i_bps / 1000.0 ); - break; - } - case VIDEO_VC1: { - // Find sequence_header: - videobuf_len=0; - videobuf_code_len=0; - mp_msg(MSGT_DECVIDEO,MSGL_INFO,"Searching for VC1 sequence header... "); - while(1){ - int i=sync_video_packet(d_video); - if(i==0x10F) break; // found it! - if(!i || !skip_video_packet(d_video)){ - if( mp_msg_test(MSGT_DECVIDEO,MSGL_V) ) mp_msg(MSGT_DECVIDEO,MSGL_V,"NONE :(\n"); - mp_msg(MSGT_DECVIDEO,MSGL_ERR, "Couldn't find VC-1 sequence header\n"); - return 0; - } - } - mp_msg(MSGT_DECVIDEO,MSGL_INFO,"found\n"); - if(!videobuffer) { - videobuffer = av_malloc(VIDEOBUFFER_SIZE + MP_INPUT_BUFFER_PADDING_SIZE); - if (videobuffer) memset(videobuffer+VIDEOBUFFER_SIZE, 0, MP_INPUT_BUFFER_PADDING_SIZE); - else { - mp_tmsg(MSGT_DECVIDEO,MSGL_ERR,"Cannot allocate shared memory.\n"); - return 0; - } - } - if(!read_video_packet(d_video)){ - mp_msg(MSGT_DECVIDEO,MSGL_ERR, "Couldn't read VC-1 sequence header!\n"); - return 0; - } - - while(1) { - int i=sync_video_packet(d_video); - if(i==0x10E) break; // found it! - if(!i || !skip_video_packet(d_video)){ - mp_msg(MSGT_DECVIDEO,MSGL_V,"Couldn't find VC-1 entry point sync-code:(\n"); - return 0; - } - } - if(!read_video_packet(d_video)){ - mp_msg(MSGT_DECVIDEO,MSGL_V,"Couldn't read VC-1 entry point sync-code:(\n"); - return 0; - } - - if(mp_vc1_decode_sequence_header(&picture, &videobuffer[4], videobuf_len-4)) { - sh_video->bih = calloc(1, sizeof(*sh_video->bih) + videobuf_len); - if(sh_video->bih == NULL) { - mp_msg(MSGT_DECVIDEO,MSGL_ERR,"Couldn't alloc %zu bytes for VC-1 extradata!\n", sizeof(*sh_video->bih) + videobuf_len); - return 0; - } - sh_video->bih->biSize= sizeof(*sh_video->bih) + videobuf_len; - memcpy(sh_video->bih + 1, videobuffer, videobuf_len); - sh_video->bih->biCompression = sh_video->format; - sh_video->bih->biWidth = sh_video->disp_w = picture.display_picture_width; - sh_video->bih->biHeight = sh_video->disp_h = picture.display_picture_height; - if(picture.fps > 0) { - sh_video->frametime=1.0/picture.fps; - sh_video->fps = picture.fps; - } - mp_msg(MSGT_DECVIDEO,MSGL_INFO,"VIDEO: VC-1 %dx%d, %5.3f fps, header len: %d\n", - sh_video->disp_w, sh_video->disp_h, sh_video->fps, videobuf_len); - } - break; - } -} // switch(file_format) -if (d_video->demuxer->file_format == DEMUXER_TYPE_MPEG_PS || - d_video->demuxer->file_format == DEMUXER_TYPE_MPEG_TS) - mp_set_video_codec_from_tag(sh_video); return 1; } -static void process_userdata(const unsigned char* buf,int len){ - int i; - /* if the user data starts with "CC", assume it is a CC info packet */ - if(len>2 && buf[0]=='C' && buf[1]=='C'){ -// mp_msg(MSGT_DECVIDEO,MSGL_DBG2,"video.c: process_userdata() detected Closed Captions!\n"); - //subcc_process_data(buf+2,len-2); - } - if(verbose<2) return; - fprintf(stderr, "user_data: len=%3d %02X %02X %02X %02X '", - len, buf[0], buf[1], buf[2], buf[3]); - for(i=0;i<len;i++) -// if(buf[i]>=32 && buf[i]<127) fputc(buf[i], stderr); - if(buf[i]&0x60) fputc(buf[i]&0x7F, stderr); - fprintf(stderr, "'\n"); -} - int video_read_frame(sh_video_t* sh_video,float* frame_time_ptr,unsigned char** start,int force_fps){ demux_stream_t *d_video=sh_video->ds; demuxer_t *demuxer=d_video->demuxer; float frame_time=1; float pts1=d_video->pts; - float pts=0; - float fps; - int picture_coding_type=0; int in_size=0; - video_codec_t video_codec = find_video_codec(sh_video); *start=NULL; - if(video_codec == VIDEO_MPEG12){ - int in_frame=0; - //float newfps; - //videobuf_len=0; - while(videobuf_len<VIDEOBUFFER_SIZE-MAX_VIDEO_PACKET_SIZE){ - int i=sync_video_packet(d_video); - //void* buffer=&videobuffer[videobuf_len+4]; - int start=videobuf_len+4; - if(in_frame){ - if(i<0x101 || i>=0x1B0){ // not slice code -> end of frame - if(!i) return -1; // EOF - break; - } - } else { - if(i==0x100){ - pts=d_video->pts; - d_video->pts=0; - } - if(i>=0x101 && i<0x1B0) in_frame=1; // picture startcode - else if(!i) return -1; // EOF - } - if(!read_video_packet(d_video)) return -1; // EOF - // process headers: - switch(i){ - case 0x1B3: mp_header_process_sequence_header (&picture, &videobuffer[start]);break; - case 0x1B5: mp_header_process_extension (&picture, &videobuffer[start]);break; - case 0x1B2: process_userdata (&videobuffer[start], videobuf_len-start);break; - case 0x100: picture_coding_type=(videobuffer[start+1] >> 3) & 7;break; - } - } - fps = picture.fps * picture.frame_rate_extension_n / picture.frame_rate_extension_d; - - *start=videobuffer; in_size=videobuf_len; - - // get mpeg fps: - if(sh_video->fps!=fps) if(!force_fps && !telecine){ - mp_msg(MSGT_CPLAYER,MSGL_WARN,"Warning! FPS changed %5.3f -> %5.3f (%f) [%d] \n",sh_video->fps,fps,sh_video->fps-fps,picture.frame_rate_code); - sh_video->fps=fps; - sh_video->frametime=1.0/fps; - } - - // fix mpeg2 frametime: - frame_time=(picture.display_time)*0.01f; - picture.display_time=100; - videobuf_len=0; - - telecine_cnt*=0.9; // drift out error - telecine_cnt+=frame_time-5.0/4.0; - mp_msg(MSGT_DECVIDEO,MSGL_DBG2,"\r telecine = %3.1f %5.3f \n",frame_time,telecine_cnt); - - if(telecine){ - frame_time=1; - if(telecine_cnt<-1.5 || telecine_cnt>1.5){ - mp_tmsg(MSGT_DECVIDEO,MSGL_INFO,"\ndemux_mpg: 30000/1001fps NTSC content detected, switching framerate.\n"); - telecine=0; - } - } else - if(telecine_cnt>-0.5 && telecine_cnt<0.5 && !force_fps){ - sh_video->fps=sh_video->fps*4/5; - sh_video->frametime=sh_video->frametime*5/4; - mp_tmsg(MSGT_DECVIDEO,MSGL_INFO,"\ndemux_mpg: 24000/1001fps progressive NTSC content detected, switching framerate.\n"); - telecine=1; - } - } else if(video_codec == VIDEO_MPEG4){ - while(videobuf_len<VIDEOBUFFER_SIZE-MAX_VIDEO_PACKET_SIZE){ - int i=sync_video_packet(d_video); - if(!i) return -1; - if(!read_video_packet(d_video)) return -1; // EOF - if(i==0x1B6) break; - } - *start=videobuffer; in_size=videobuf_len; - videobuf_len=0; - } else if(video_codec == VIDEO_H264){ - int in_picture = 0; - while(videobuf_len<VIDEOBUFFER_SIZE-MAX_VIDEO_PACKET_SIZE){ - int i=sync_video_packet(d_video); - int pos = videobuf_len+4; - if(!i) return -1; - if(!read_video_packet(d_video)) return -1; // EOF - if((i&~0x60) == 0x107 && i != 0x107) { - h264_parse_sps(&picture, &(videobuffer[pos]), videobuf_len - pos); - if(picture.fps > 0) { - sh_video->fps=picture.fps; - sh_video->frametime=1.0/picture.fps; - } - i=sync_video_packet(d_video); - if(!i) return -1; - if(!read_video_packet(d_video)) return -1; // EOF - } - - // here starts the access unit end detection code - // see the mail on MPlayer-dev-eng for details: - // Date: Sat, 17 Sep 2005 11:24:06 +0200 - // Subject: Re: [MPlayer-dev-eng] [RFC] h264 ES parser problems - // Message-ID: <20050917092406.GA7699@rz.uni-karlsruhe.de> - if((i&~0x60) == 0x101 || (i&~0x60) == 0x102 || (i&~0x60) == 0x105) - // found VCL NAL with slice header i.e. start of current primary coded - // picture, so start scanning for the end now - in_picture = 1; - if (in_picture) { - i = sync_video_packet(d_video) & ~0x60; // code of next packet - if(i == 0x106 || i == 0x109) break; // SEI or access unit delim. - if(i == 0x101 || i == 0x102 || i == 0x105) { - // assuming arbitrary slice ordering is not allowed, the - // first_mb_in_slice (golomb encoded) value should be 0 then - // for the first VCL NAL in a picture - if (demux_peekc(d_video) & 0x80) - break; - } - } - } - *start=videobuffer; in_size=videobuf_len; - videobuf_len=0; - } else if(video_codec == VIDEO_VC1) { - while(videobuf_len<VIDEOBUFFER_SIZE-MAX_VIDEO_PACKET_SIZE) { - int i=sync_video_packet(d_video); - if(!i) return -1; - if(!read_video_packet(d_video)) return -1; // EOF - if(i==0x10D) break; - } - *start=videobuffer; - in_size=videobuf_len; - videobuf_len=0; - } else { // frame-based file formats: (AVI,ASF,MOV) in_size=ds_get_packet(d_video,start); if(in_size<0) return -1; // EOF - } //------------------------ frame decoded. -------------------- @@ -564,14 +57,12 @@ int video_read_frame(sh_video_t* sh_video,float* frame_time_ptr,unsigned char** // override frame_time for variable/unknown FPS formats: if(!force_fps) switch(demuxer->file_format){ - case DEMUXER_TYPE_GIF: case DEMUXER_TYPE_MATROSKA: case DEMUXER_TYPE_MNG: if(d_video->pts>0 && pts1>0 && d_video->pts>pts1) frame_time=d_video->pts-pts1; break; - case DEMUXER_TYPE_TV: - case DEMUXER_TYPE_ASF: { + case DEMUXER_TYPE_TV: { double next_pts = ds_get_next_pts(d_video); double d= (next_pts != MP_NOPTS_VALUE) ? next_pts - d_video->pts : d_video->pts-pts1; if(d>=0){ @@ -599,21 +90,7 @@ int video_read_frame(sh_video_t* sh_video,float* frame_time_ptr,unsigned char** break; } - if(video_codec == VIDEO_MPEG12){ - sh_video->pts+=frame_time; - if(picture_coding_type==1) - d_video->keyframe = true; - if(picture_coding_type<=2 && sh_video->i_pts){ - sh_video->pts=sh_video->i_pts; - sh_video->i_pts=pts; - } else { - if(pts){ - if(picture_coding_type<=2) sh_video->i_pts=pts; - else sh_video->pts=pts; - } - } - } else - sh_video->pts=d_video->pts; + sh_video->pts=d_video->pts; if(frame_time_ptr) *frame_time_ptr=frame_time; return in_size; |