[FFmpeg-trac] #7892(undetermined:new): FFMpeg produces invalid WAV files

[FFmpeg]

#7892: FFMpeg produces invalid WAV files
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             Reporter:  birdie        |                     Type:  defect
               Status:  new           |                 Priority:  normal
            Component:  undetermined  |                  Version:  4.1
             Keywords:                |               Blocked By:
             Blocking:                |  Reproduced by developer:  0
Analyzed by developer:  0             |
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 How to reproduce:
 {{{
 $ ffmpeg -ss 00:00:30 -i 1.flac -vn -acodec pcm_s16le -ar 44100 -f wav
 -loglevel warning - > 1.wav

 $ ffmpeg -i 1.wav -f null -
 ffmpeg version 4.1 Copyright (c) 2000-2018 the FFmpeg developers
   built with gcc 8 (GCC)
   configuration: --disable-static --enable-nonfree --enable-avfilter
 --enable-shared --enable-gpl --enable-postproc --enable-pthreads --enable-
 libspeex --enable-libmp3lame --enable-libx264 --enable-libxvid --enable-
 libopus --enable-libopenjpeg --disable-debug --disable-doc --enable-
 libpulse --extra-cflags='-mtune=generic' --enable-version3 --enable-
 libvorbis --enable-libfdk-aac --enable-gnutls --enable-libfreetype
 --enable-libx265 --libdir=/usr/local/lib64 --enable-lto
   libavutil      56. 22.100 / 56. 22.100
   libavcodec     58. 35.100 / 58. 35.100
   libavformat    58. 20.100 / 58. 20.100
   libavdevice    58.  5.100 / 58.  5.100
   libavfilter     7. 40.101 /  7. 40.101
   libswscale      5.  3.100 /  5.  3.100
   libswresample   3.  3.100 /  3.  3.100
   libpostproc    55.  3.100 / 55.  3.100
 [wav @ 0x12f4140] Ignoring maximum wav data size, file may be invalid
 [wav @ 0x12f4140] Estimating duration from bitrate, this may be inaccurate
 Guessed Channel Layout for Input Stream #0.0 : stereo
 Input #0, wav, from '1.wav':
   Duration: 00:03:15.19, bitrate: 1411 kb/s
     Stream #0:0: Audio: pcm_s16le ([1][0][0][0] / 0x0001), 44100 Hz,
 stereo, s16, 1411 kb/s
 Stream mapping:
   Stream #0:0 -> #0:0 (pcm_s16le (native) -> pcm_s16le (native))
 Press [q] to stop, [?] for help
 Output #0, null, to 'pipe:':
   Metadata:
     encoder         : Lavf58.20.100
     Stream #0:0: Audio: pcm_s16le, 44100 Hz, stereo, s16, 1411 kb/s
     Metadata:
       encoder         : Lavc58.35.100 pcm_s16le
 1.wav: corrupt input packet in stream 0
 size=N/A time=00:03:15.19 bitrate=N/A speed=2.94e+03x
 video:0kB audio:33625kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: unknown

 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/7892>
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