[FFmpeg-trac] #343(undetermined:new): wrong duration with voc files
FFmpeg
trac at avcodec.org
Tue Jul 12 12:38:49 CEST 2011
#343: wrong duration with voc files
--------------------------+--------------------------
Reporter: ami_stuff | Type: defect
Status: new | Priority: normal
Component: undetermined | Version: unspecified
Keywords: | Blocked By:
Blocking: | Reproduced: 0
Analyzed: 0 |
--------------------------+--------------------------
seems like voc demuxer lacks duration calcalation, so it's calculated
incorrectly and as a result seeking doesn't work as expected (issue 1082)
VLC/WinAMP reports correct duration (0:17)
http://samples.mplayerhq.hu/voc/pcm_s16_2/nem.voc
{{{
C:\>ffmpeg -i nem.voc
ffmpeg version N-31329-g58257ea, Copyright (c) 2000-2011 the FFmpeg
developers
built on Jul 8 2011 22:27:48 with gcc 4.6.1
configuration: --enable-gpl --enable-version3 --enable-memalign-hack
--enable-
runtime-cpudetect --enable-avisynth --enable-bzlib --enable-frei0r
--enable-libo
pencore-amrnb --enable-libopencore-amrwb --enable-libfreetype --enable-
libgsm --
enable-libmp3lame --enable-libopenjpeg --enable-librtmp --enable-
libschroedinger
--enable-libspeex --enable-libtheora --enable-libvorbis --enable-libvpx
--enabl
e-libx264 --enable-libxavs --enable-libxvid --enable-zlib
libavutil 51. 11. 0 / 51. 11. 0
libavcodec 53. 7. 0 / 53. 7. 0
libavformat 53. 5. 0 / 53. 5. 0
libavdevice 53. 2. 0 / 53. 2. 0
libavfilter 2. 24. 3 / 2. 24. 3
libswscale 2. 0. 0 / 2. 0. 0
libpostproc 51. 2. 0 / 51. 2. 0
[voc @ 01E6A600] max_analyze_duration 5000000 reached at 5011200
[voc @ 01E6A600] Estimating duration from bitrate, this may be inaccurate
Input #0, voc, from 'nem.voc':
Duration: 00:00:34.56, bitrate: 705 kb/s
Stream #0.0: Audio: pcm_s16le, 44100 Hz, 2 channels, s16, 1411 kb/s
At least one output file must be specified
}}}
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/343>
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