[FFmpeg-trac] #4088(undetermined:new): Theora video duration different depending on scale

[FFmpeg]

#4088: Theora video duration different depending on scale
-------------------------------------+-------------------------------------
             Reporter:  mlinnosk     |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:
              Version:  2.4.3        |  undetermined
             Keywords:  theora,pipe  |               Resolution:
             Blocking:               |               Blocked By:
Analyzed by developer:  0            |  Reproduced by developer:  0
-------------------------------------+-------------------------------------

Comment (by mlinnosk):

 Replying to [comment:14 cehoyos]:
 > If you don't want to compile yourself, please download a current version
 from the same website: No release is more ''stable'' than git head.

 Ok. I retested with version 'ffmpeg-git-20141106-64bit-static'. Same
 result.

 OK:
 {{{
  ~/bin/ffmpeg-git-20141106-64bit-static/ffmpeg -i output1.ogv
 ffmpeg version N-41884-g8176638-   http://johnvansickle.com/ffmpeg/
 Copyright (c) 2000-2014 the FFmpeg developers
   built on Nov  6 2014 01:21:52 with gcc 4.8 (Debian 4.8.3-13)
   configuration: --enable-gpl --enable-version3 --disable-shared
 --disable-debug --enable-runtime-cpudetect --enable-libmp3lame --enable-
 libx264 --enable-libx265 --enable-libwebp --enable-libspeex --enable-
 libvorbis --enable-libvpx --enable-libfreetype --enable-fontconfig
 --enable-libxvid --enable-libopencore-amrnb --enable-libopencore-amrwb
 --enable-libtheora --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-
 gray --enable-libopenjpeg --enable-libopus --disable-ffserver --enable-
 libass --enable-gnutls --cc=gcc-4.8
   libavutil      54. 11.100 / 54. 11.100
   libavcodec     56. 10.102 / 56. 10.102
   libavformat    56. 12.101 / 56. 12.101
   libavdevice    56.  2.100 / 56.  2.100
   libavfilter     5.  2.103 /  5.  2.103
   libswscale      3.  1.101 /  3.  1.101
   libswresample   1.  1.100 /  1.  1.100
   libpostproc    53.  3.100 / 53.  3.100
 Input #0, ogg, from 'output1.ogv':
   Duration: 00:00:15.68, start: 0.000000, bitrate: 2423 kb/s
     Stream #0:0: Video: theora, yuv420p, 1280x800 [SAR 1:1 DAR 8:5], 25
 tbr, 25 tbn, 25 tbc
     Metadata:
       ENCODER         : Lavc56.10.102 libtheora

 }}}

 Broken:
 {{{
 ~/bin/ffmpeg-git-20141106-64bit-static/ffmpeg -i output2.ogv
 ffmpeg version N-41884-g8176638-   http://johnvansickle.com/ffmpeg/
 Copyright (c) 2000-2014 the FFmpeg developers
   built on Nov  6 2014 01:21:52 with gcc 4.8 (Debian 4.8.3-13)
   configuration: --enable-gpl --enable-version3 --disable-shared
 --disable-debug --enable-runtime-cpudetect --enable-libmp3lame --enable-
 libx264 --enable-libx265 --enable-libwebp --enable-libspeex --enable-
 libvorbis --enable-libvpx --enable-libfreetype --enable-fontconfig
 --enable-libxvid --enable-libopencore-amrnb --enable-libopencore-amrwb
 --enable-libtheora --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-
 gray --enable-libopenjpeg --enable-libopus --disable-ffserver --enable-
 libass --enable-gnutls --cc=gcc-4.8
   libavutil      54. 11.100 / 54. 11.100
   libavcodec     56. 10.102 / 56. 10.102
   libavformat    56. 12.101 / 56. 12.101
   libavdevice    56.  2.100 / 56.  2.100
   libavfilter     5.  2.103 /  5.  2.103
   libswscale      3.  1.101 /  3.  1.101
   libswresample   1.  1.100 /  1.  1.100
   libpostproc    53.  3.100 / 53.  3.100
 Input #0, ogg, from 'output2.ogv':
   Duration: 00:00:15.24, start: 0.000000, bitrate: 1773 kb/s
     Stream #0:0: Video: theora, yuv420p, 1024x640 [SAR 1:1 DAR 8:5], 25
 tbr, 25 tbn, 25 tbc
     Metadata:
       ENCODER         : Lavc56.10.102 libtheora

 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/4088#comment:15>
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