#1558: Unable to decode a (possibly damaged) matroska file
--------------------------------------+----------------------------------
Reporter: cehoyos | Owner:
Type: defect | Status: new
Priority: normal | Component: avformat
Version: git-master | Keywords: mkv
Blocked By: | Blocking:
Reproduced by developer: 0 | Analyzed by developer: 0
--------------------------------------+----------------------------------
(issue 384)
http://samples.ffmpeg.org/ffmpeg-bugs/roundup/issue384/
FFmpeg is unable to decode a matroska sample that is played fine by vlc.
{{{
$ ffmpeg -i matroska_crash.mkv
ffmpeg version N-42619-g6b7849e Copyright (c) 2000-2012 the FFmpeg
developers
built on Jul 19 2012 08:58:35 with gcc 4.3.2
configuration: --cc=/usr/local/gcc-4.3.2/bin/gcc --enable-gpl --enable-
libopenjpeg --enable-libvorbis --enable-libspeex --enable-libmp3lame
--enable-libtheora --extra-ldflags=-lm --enable-libvpx --enable-libxavs
--enable-x11grab --enable-libass
libavutil 51. 65.100 / 51. 65.100
libavcodec 54. 41.100 / 54. 41.100
libavformat 54. 17.100 / 54. 17.100
libavdevice 54. 1.100 / 54. 1.100
libavfilter 3. 2.100 / 3. 2.100
libswscale 2. 1.100 / 2. 1.100
libswresample 0. 15.100 / 0. 15.100
libpostproc 52. 0.100 / 52. 0.100
[matroska,webm @ 0x90764e0] Unknown entry 0x6E1F
[matroska,webm @ 0x90764e0] Unknown entry 0x48B2
[matroska,webm @ 0x90764e0] Read error at pos. 2376 (0x948)
[matroska,webm @ 0x90764e0] Unknown entry 0x81
[matroska,webm @ 0x90764e0] Read error at pos. 192 (0xc0)
[matroska,webm @ 0x90764e0] Unknown entry 0x82
[matroska,webm @ 0x90764e0] Unknown entry 0x67C9
Last message repeated 1 times
[matroska,webm @ 0x90764e0] Unknown entry 0x82
[matroska,webm @ 0x90764e0] Could not find codec parameters for stream 1
(Audio: mp3, 48000 Hz, 2 channels, s16): unspecified sample size
Consider increasing the value for the 'analyzeduration' and 'probesize'
options
[matroska,webm @ 0x90764e0] Could not find codec parameters for stream 3
(Audio: mp3, 48000 Hz, 2 channels, s16): unspecified sample size
Consider increasing the value for the 'analyzeduration' and 'probesize'
options
[matroska,webm @ 0x90764e0] Could not find codec parameters for stream 5
(Audio: mp3, 48000 Hz, 2 channels, s16): unspecified sample size
Consider increasing the value for the 'analyzeduration' and 'probesize'
options
[matroska,webm @ 0x90764e0] Estimating duration from bitrate, this may be
inaccurate
Guessed Channel Layout for Input Stream #0.1 : stereo
Guessed Channel Layout for Input Stream #0.3 : stereo
Guessed Channel Layout for Input Stream #0.5 : stereo
Input #0, matroska,webm, from 'matroska_crash.mkv':
Metadata:
creation_time : 2005-07-28 20:39:44
Duration: N/A, start: 0.000000, bitrate: N/A
Chapter #0.0: start 0.000000, end 15.000000
Metadata:
title : Introduction
Chapter #0.1: start 15.000000, end 30.000000
Metadata:
title : Developpement
Chapter #0.2: start 30.000000, end 45.200000
Metadata:
title : Conclusion
Stream #0:0(eng): Video: mpeg4 (DX50 / 0x30355844), yuv420p, 720x400,
SAR 1:1 DAR 9:5, 25 fps, 25 tbr, 1k tbn, 1k tbc (default)
Stream #0:1(eng): Audio: mp3, 48000 Hz, stereo, s16 (default)
Stream #0:2(eng): Video: mpeg4 (DX50 / 0x30355844), yuv420p, 720x400,
SAR 1:1 DAR 9:5, 25 fps, 25 tbr, 1k tbn, 1k tbc (default)
Stream #0:3(eng): Audio: mp3, 48000 Hz, stereo, s16 (default)
Stream #0:4(eng): Video: mpeg4 (DX50 / 0x30355844), yuv420p, 720x400,
SAR 1:1 DAR 9:5, 25 fps, 25 tbr, 1k tbn, 1k tbc (default)
Stream #0:5(eng): Audio: mp3, 48000 Hz, stereo, s16 (default)
At least one output file must be specified
}}}
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1558>
FFmpeg <http://ffmpeg.org>
FFmpeg issue tracker
_______________________________________________
FFmpeg-trac mailing list
FFmpeg-trac@avcodec.org
http://avcodec.org/mailman/listinfo/ffmpeg-trac
