[FFmpeg-trac] #976(undetermined:new): Issue Converting f4v Video from FMES

FFmpeg trac at avcodec.org
Mon Feb 6 21:34:37 CET 2012


#976: Issue Converting f4v Video from FMES
-------------------------------------+-------------------------------------
             Reporter:  cesareof     |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:
              Version:  unspecified  |  undetermined
             Keywords:               |               Resolution:
             Blocking:               |               Blocked By:
Analyzed by developer:  0            |  Reproduced by developer:  0
-------------------------------------+-------------------------------------

Comment (by cesareof):

 I have the *.mp4 clip that causes the issue indicated in this ticket, but
 that movie file is 6mb and the Maximum Upload is 2.5MB(Way Too small,  but
 probably regulated by PHP), is there another way I can pass a sample mp4
 your way for testing.

 I don't know when this issue exactly began because I don't religously keep
 my ffmpeg version updated, I can give you an ffmpeg version in which this
 file is properly transcoded (the resulting mp4 looks terrible).

 This command line:
 {{{
 d:\ffmpeg.WORKS.exe -i d:\Testing\MovieConversionIssue\Issue.mp4 -vcodec
 copy -an d:\Testing\MovieConversionIssue\videostream.mp4 2> out.txt
 }}}


 Produces this output:
 {{{
 FFmpeg version SVN-r15394, Copyright (c) 2000-2008 Fabrice Bellard, et al.
   configuration: --enable-memalign-hack --enable-postproc --enable-swscale
 --enable-gpl --enable-libfaac --enable-libfaad --enable-libgsm --enable-
 libmp3lame --enable-libvorbis --enable-libtheora --enable-libx264
 --enable-libxvid --disable-ffserver --disable-vhook --enable-avisynth
 --enable-pthreads
   libavutil     49.10. 0 / 49.10. 0
   libavcodec    52. 0. 0 / 52. 0. 0
   libavformat   52.22. 1 / 52.22. 1
   libavdevice   52. 1. 0 / 52. 1. 0
   libswscale     0. 6. 1 /  0. 6. 1
   libpostproc   51. 2. 0 / 51. 2. 0
   built on Sep 24 2008 15:49:57, gcc: 4.2.4 (TDM-1 for MinGW)
 [mov,mp4,m4a,3gp,3g2,mj2 @ 003EAF20]edit list not starting at 0, a/v
 desync might occur, patch welcome
 [mov,mp4,m4a,3gp,3g2,mj2 @ 003EAF20]edit list not starting at 0, a/v
 desync might occur, patch welcome
 [mov,mp4,m4a,3gp,3g2,mj2 @ 003EAF20]edit list not starting at 0, a/v
 desync might occur, patch welcome
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from
 'd:\Testing\MovieConversionIssue\CodecCopyFailing.mp4':
   Duration: 00:00:47.39, start: 0.000000, bitrate: 1038 kb/s
     Stream #0.0(eng): Video: h264, yuv420p, 320x240, 1000.00 tb(r)
     Stream #0.1(eng): Audio: nmos / 0x736F6D6E, 8000 Hz, mono, s16
     Stream #0.2(eng): Data: amf0 / 0x30666D61
 Output #0, mp4, to 'd:\Testing\MovieConversionIssue\VideoStream.mp4':
     Stream #0.0(eng): Video: libx264, yuv420p, 320x240, q=2-31, 1000.00
 tb(c)
 Stream mapping:
   Stream #0.0 -> #0.0
 Press [q] to stop encoding
 frame=  868 fps=  0 q=-1.0 Lsize=    4566kB time=47.34 bitrate=
 790.1kbits/s

 video:4545kB audio:0kB global headers:0kB muxing overhead 0.452189%
 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/976#comment:2>
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