[FFmpeg-trac] #3708(undetermined:new): Incorrect duration shown for wav file?

FFmpeg trac at avcodec.org
Mon Jun 9 23:36:36 CEST 2014


#3708: Incorrect duration shown for wav file?
-------------------------------------+-------------------------------------
             Reporter:  broham       |                    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 broham):

 Here is the output for: {{{ffmpeg -i test.wav -f null -}}}


 {{{
 ffmpeg version 2.2.2 Copyright (c) 2000-2014 the FFmpeg developers
   built on May  7 2014 16:26:38 with Apple LLVM version 5.1
 (clang-503.0.40) (based on LLVM 3.4svn)
   configuration: --prefix=/usr/local/Cellar/ffmpeg/2.2.2 --enable-shared
 --enable-pthreads --enable-gpl --enable-version3 --enable-nonfree
 --enable-hardcoded-tables --enable-avresample --enable-vda --cc=clang
 --host-cflags= --host-ldflags= --enable-libx264 --enable-libfaac --enable-
 libmp3lame --enable-libxvid
   libavutil      52. 66.100 / 52. 66.100
   libavcodec     55. 52.102 / 55. 52.102
   libavformat    55. 33.100 / 55. 33.100
   libavdevice    55. 10.100 / 55. 10.100
   libavfilter     4.  2.100 /  4.  2.100
   libavresample   1.  2.  0 /  1.  2.  0
   libswscale      2.  5.102 /  2.  5.102
   libswresample   0. 18.100 /  0. 18.100
   libpostproc    52.  3.100 / 52.  3.100
 Input #0, wav, from 'test.wav':
   Duration: 00:00:02.52, bitrate: 13228 kb/s
     Stream #0:0: Audio: gsm_ms (1[0][0][0] / 0x0031), 8000 Hz, mono, s16,
 13 kb/s
 Output #0, null, to 'pipe:':
   Metadata:
     encoder         : Lavf55.33.100
     Stream #0:0: Audio: pcm_s16le, 8000 Hz, mono, s16, 128 kb/s
 Stream mapping:
   Stream #0:0 -> #0:0 (gsm_ms -> pcm_s16le)
 Press [q] to stop, [?] for help
 size=N/A time=00:42:44.16 bitrate=N/A
 video:0kB audio:40065kB subtitle:0 data:0 global headers:0kB muxing
 overhead -100.000053%
 }}}

 I tried to attach the problem file but it was too large.  Can I email it
 to you?

--
Ticket URL: <https://trac.ffmpeg.org/ticket/3708#comment:2>
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