[FFmpeg-trac] #4715(undetermined:new): mpeg-4 als fails to decode

[FFmpeg]

#4715: mpeg-4 als fails to decode
-------------------------------------+-------------------------------------
               Reporter:  ami_stuff  |                  Owner:
                   Type:  defect     |                 Status:  new
               Priority:  normal     |              Component:
                Version:             |  undetermined
  unspecified                        |               Keywords:
             Blocked By:             |               Blocking:
Reproduced by developer:  0          |  Analyzed by developer:  0
-------------------------------------+-------------------------------------
 created with:

 {{{
 C:\>mp4alsRM23.exe -MP4 -p -g5 test.wav
 }}}


 http://www.datafilehost.com/d/d03611b8


 {{{
 C:\>ffmpeg -i test.mp4 out.wav
 ffmpeg version N-73510-g033dc39 Copyright (c) 2000-2015 the FFmpeg
 developers
   built with gcc 4.9.2 (GCC)
   configuration: --enable-gpl --enable-version3 --disable-w32threads
 --enable-av
 isynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls
 --enab
 le-iconv --enable-libass --enable-libbluray --enable-libbs2b --enable-
 libcaca --
 enable-libdcadec --enable-libfreetype --enable-libgme --enable-libgsm
 --enable-l
 ibilbc --enable-libmodplug --enable-libmp3lame --enable-libopencore-amrnb
 --enab
 le-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-
 librtmp --en
 able-libschroedinger --enable-libsoxr --enable-libspeex --enable-libtheora
 --ena
 ble-libtwolame --enable-libvidstab --enable-libvo-aacenc --enable-libvo-
 amrwbenc
  --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp
 --enabl
 e-libx264 --enable-libx265 --enable-libxavs --enable-libxvid --enable-lzma
 --ena
 ble-decklink --enable-zlib
   libavutil      54. 28.100 / 54. 28.100
   libavcodec     56. 47.100 / 56. 47.100
   libavformat    56. 40.100 / 56. 40.100
   libavdevice    56.  4.100 / 56.  4.100
   libavfilter     5. 21.100 /  5. 21.100
   libswscale      3.  1.101 /  3.  1.101
   libswresample   1.  2.100 /  1.  2.100
   libpostproc    53.  3.100 / 53.  3.100
 Guessed Channel Layout for  Input Stream #0.0 : stereo
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'test.mp4':
   Metadata:
     major_brand     : mp42
     minor_version   : 0
     compatible_brands: mp42isom
     creation_time   : 2015-07-11 23:50:26
   Duration: 00:00:30.01, start: 0.000000, bitrate: 893 kb/s
     Stream #0:0(und): Audio: mp4als (mp4a / 0x6134706D), 44100 Hz, 2
 channels, s
 16, 893 kb/s (default)
     Metadata:
       creation_time   : 2015-07-11 23:50:26
 Output #0, wav, to 'out.wav':
   Metadata:
     major_brand     : mp42
     minor_version   : 0
     compatible_brands: mp42isom
     ISFT            : Lavf56.40.100
     Stream #0:0(und): Audio: pcm_s16le ([1][0][0][0] / 0x0001), 44100 Hz,
 stereo
 , s16, 1411 kb/s (default)
     Metadata:
       creation_time   : 2015-07-11 23:50:26
       encoder         : Lavc56.47.100 pcm_s16le
 Stream mapping:
   Stream #0:0 -> #0:0 (mp4als (als) -> pcm_s16le (native))
 Press [q] to stop, [?] for help
 [als @ 03502ae0] Invalid channel pair.
 [als @ 03502ae0] quant_cof 4294967222 is out of range.
 [als @ 03502ae0] Reading frame data failed. Skipping RA unit.
 size=    2272kB time=00:00:13.18 bitrate=1411.3kbits/s
 video:0kB audio:2272kB subtitle:0kB other streams:0kB global headers:0kB
 muxing
 overhead: 0.003353%
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/4715>
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