[FFmpeg-trac] #974(undetermined:new): pts issues when copying mpeg2video from VOB to QuickTime

FFmpeg trac at avcodec.org
Fri Feb 3 16:13:37 CET 2012


#974: pts issues when copying mpeg2video from VOB to QuickTime
-------------------------------------+-------------------------------------
             Reporter:  dericed      |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:
              Version:  git-master   |  undetermined
             Keywords:               |               Resolution:
             Blocking:               |               Blocked By:
Analyzed by developer:  0            |  Reproduced by developer:  0
-------------------------------------+-------------------------------------

Comment (by dericed):

 Here is the ffmpeg output from the sample attached:


 {{{
 ffmpeg started on 2012-02-03 at 10:11:14
 Report written to "ffmpeg-20120203-101114.log"
 Command line:
 ffmpeg -report -i MPEG2.VOB -c:v copy -n:a MPEG2.mov
 ffmpeg version N-34051-gaf0f8c0 Copyright (c) 2000-2012 the FFmpeg
 developers
   built on Feb  2 2012 13:51:38 with gcc 4.2.1 (Apple Inc. build 5666)
 (dot 3)
   configuration: --prefix=/usr/local/Cellar/ffmpeg/HEAD --enable-shared
 --enable-gpl --enable-version3 --enable-nonfree --enable-hardcoded-tables
 --enable-libfreetype --cc=/usr/bin/gcc-4.2 --enable-libx264 --enable-
 libfaac --enable-libmp3lame --enable-librtmp --enable-libtheora --enable-
 libvorbis --enable-libvpx --enable-libxvid --enable-libopencore-amrnb
 --enable-libopencore-amrwb --enable-libass
   libavutil      51. 37.100 / 51. 37.100
   libavcodec     54.  0.102 / 54.  0.102
   libavformat    54.  0.100 / 54.  0.100
   libavdevice    53.  4.100 / 53.  4.100
   libavfilter     2. 61.100 /  2. 61.100
   libswscale      2.  1.100 /  2.  1.100
   libswresample   0.  6.100 /  0.  6.100
   libpostproc    52.  0.100 / 52.  0.100
 [mpeg @ 0x7fd70904b400] Format mpeg probed with size=8192 and score=52
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2500
 [mpeg @ 0x7fd70904b400] Probe with size=2011, packets=1 detected mpegvideo
 with score=25
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2499
 [mpeg @ 0x7fd70904b400] Probe with size=4035, packets=2 detected mpegvideo
 with score=25
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2498
 [mpeg @ 0x7fd70904b400] Probe with size=6059, packets=3 detected mpegvideo
 with score=25
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2497
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2496
 [mpeg @ 0x7fd70904b400] Probe with size=10107, packets=5 detected
 mpegvideo with score=25
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2495
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2494
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2493
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2492
 [mpeg @ 0x7fd70904b400] Probe with size=18203, packets=9 detected
 mpegvideo with score=25
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2491
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2490
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2489
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2488
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2487
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2486
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2485
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2484
 [mpeg @ 0x7fd70904b400] Probe with size=34395, packets=17 detected
 mpegvideo with score=25
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2483
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2482
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2481
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2480
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2479
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2478
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2477
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2476
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2475
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2474
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2473
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2472
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2471
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2470
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2469
 [mpeg @ 0x7fd70904b400] probing stream 0 pp:2468
 [mpeg @ 0x7fd70904b400] Probe with size=66774, packets=33 detected
 mpegvideo with score=51
 [mpeg @ 0x7fd70904b400] probed stream 0
 [ac3 @ 0x7fd709055000] Unsupported bit depth: 0
 [mpeg2video @ 0x7fd709053a00] Unsupported bit depth: 0
 Input #0, mpeg, from 'MPEG2.VOB':
   Duration: 00:00:04.18, start: 0.872000, bitrate: 4494 kb/s
     Stream #0:0[0x1e0], 122, 1/90000: Video: mpeg2video (Main), yuv420p,
 720x480 [SAR 8:9 DAR 4:3], 8503 kb/s, 29.97 fps, 29.97 tbr, 90k tbn, 59.94
 tbc
     Stream #0:1[0x80], 129, 1/90000: Audio: ac3, 48000 Hz, stereo, s16,
 192 kb/s
 [ac3 @ 0x7fd709055000] Unsupported bit depth: 0
 Output #0, mov, to 'MPEG2.mov':
   Metadata:
     encoder         : Lavf54.0.100
     Stream #0:0, 0, 1/90000: Video: mpeg2video (m2v1 / 0x3176326D),
 yuv420p, 720x480 [SAR 8:9 DAR 4:3], q=2-31, 8503 kb/s, 29.97 fps, 90k tbn,
 90k tbc
     Stream #0:1, 0, 1/48000: Audio: aac (mp4a / 0x6134706D), 48000 Hz,
 stereo, s16, 128 kb/s
 Stream mapping:
   Stream #0:0 -> #0:0 (copy)
   Stream #0:1 -> #0:1 (ac3 -> libfaac)
 Press [q] to stop, [?] for help
 [ac3 @ 0x7fd709055000] frame sync error
 Error while decoding stream #0:1
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 [mov @ 0x7fd709054000] pts has no value
 frame=  122 fps=  0 q=-1.0 Lsize=    2239kB time=00:00:04.11
 bitrate=4454.7kbits/s
 video:2169kB audio:65kB global headers:0kB muxing overhead 0.225001%

 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/974#comment:1>
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