diff options
Diffstat (limited to 'libmpdemux/demux_mov.c')
| -rw-r--r-- | libmpdemux/demux_mov.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/libmpdemux/demux_mov.c b/libmpdemux/demux_mov.c index 4e878cff44..0156fd03e4 100644 --- a/libmpdemux/demux_mov.c +++ b/libmpdemux/demux_mov.c @@ -1111,6 +1111,39 @@ static void lschunks(demuxer_t* demuxer,int level,off_t endpos,mov_track_t* trak mp4_free_esds(&esds); // freeup esds mem } break; + case MOV_FOURCC('a','v','c','C'): + // AVC decoder configuration record + mp_msg(MSGT_DEMUX, MSGL_INFO, "MOV: AVC decoder configuration record atom (%d)!\n", atom_len); + if(atom_len > 8) { + int i, poffs, cnt; + // Parse some parts of avcC, just for fun :) + // avcC formatting happens in vd_ffmpeg, sps and pps are decoded in lavc + mp_msg(MSGT_DEMUX, MSGL_V, "MOV: avcC version: %d\n", *(trak->stdata+pos+8)); + if (*(trak->stdata+pos+8) != 1) + mp_msg(MSGT_DEMUX, MSGL_ERR, "MOV: unknown avcC version (%d). Expexct problems.\n", *(trak->stdata+pos+9)); + mp_msg(MSGT_DEMUX, MSGL_V, "MOV: avcC profile: %d\n", *(trak->stdata+pos+9)); + mp_msg(MSGT_DEMUX, MSGL_V, "MOV: avcC profile compatibility: %d\n", *(trak->stdata+pos+10)); + mp_msg(MSGT_DEMUX, MSGL_V, "MOV: avcC level: %d\n", *(trak->stdata+pos+11)); + mp_msg(MSGT_DEMUX, MSGL_V, "MOV: avcC nal length size: %d\n", (*(trak->stdata+pos+12))&0x03+1); + mp_msg(MSGT_DEMUX, MSGL_V, "MOV: avcC number of sequence param sets: %d\n", cnt = (*(trak->stdata+pos+13) & 0x1f)); + poffs = pos + 14; + for (i = 0; i < cnt; i++) { + mp_msg(MSGT_DEMUX, MSGL_V, "MOV: avcC sps %d have length %d\n", i, BE_16(trak->stdata+poffs)); + poffs += BE_16(trak->stdata+poffs) + 2; + } + mp_msg(MSGT_DEMUX, MSGL_V, "MOV: avcC number of picture param sets: %d\n", *(trak->stdata+poffs)); + poffs++; + for (i = 0; i < cnt; i++) { + mp_msg(MSGT_DEMUX, MSGL_V, "MOV: avcC pps %d have length %d\n", i, BE_16(trak->stdata+poffs)); + poffs += BE_16(trak->stdata+poffs) + 2; + } + // Copy avcC for the AVC decoder + // This data will be sent to decoder with first frame, before frame data + trak->stream_header_len = atom_len-8; + trak->stream_header = (unsigned char *)malloc(trak->stream_header_len); + memcpy(trak->stream_header, trak->stdata+pos+8, trak->stream_header_len); + } + break; case 0: break; default: |