[FFmpeg-trac] #10323(avcodec:new): Incorrect decoding of Monkey's Audio 3.80

FFmpeg trac at avcodec.org
Mon Apr 17 14:10:47 EEST 2023


#10323: Incorrect decoding of Monkey's Audio 3.80
-------------------------------------+-------------------------------------
             Reporter:  death        |                     Type:  defect
               Status:  new          |                 Priority:  normal
            Component:  avcodec      |                  Version:  git-
             Keywords:               |  master
  audio,decoding,ape                 |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 How to reproduce:
 {{{
 ffmpeg -i bigfear.ape bigfear.wav
 ffmpeg version 2023-04-17-git-65e537b833-essentials_build-www.gyan.dev
 Copyright (c) 2000-2023 the FFmpeg developers
   built with gcc 12.2.0 (Rev10, Built by MSYS2 project)
   configuration: --enable-gpl --enable-version3 --enable-static --disable-
 w32threads --disable-autodetect --enable-fontconfig --enable-iconv
 --enable-gnutls --enable-libxml2 --enable-gmp --enable-bzlib --enable-lzma
 --enable-zlib --enable-libsrt --enable-libssh --enable-libzmq --enable-
 avisynth --enable-sdl2 --enable-libwebp --enable-libx264 --enable-libx265
 --enable-libxvid --enable-libaom --enable-libopenjpeg --enable-libvpx
 --enable-mediafoundation --enable-libass --enable-libfreetype --enable-
 libfribidi --enable-libvidstab --enable-libvmaf --enable-libzimg --enable-
 amf --enable-cuda-llvm --enable-cuvid --enable-ffnvcodec --enable-nvdec
 --enable-nvenc --enable-d3d11va --enable-dxva2 --enable-libvpl --enable-
 libgme --enable-libopenmpt --enable-libopencore-amrwb --enable-libmp3lame
 --enable-libtheora --enable-libvo-amrwbenc --enable-libgsm --enable-
 libopencore-amrnb --enable-libopus --enable-libspeex --enable-libvorbis
 --enable-librubberband
   libavutil      58.  6.100 / 58.  6.100
   libavcodec     60.  9.100 / 60.  9.100
   libavformat    60.  4.101 / 60.  4.101
   libavdevice    60.  2.100 / 60.  2.100
   libavfilter     9.  5.100 /  9.  5.100
   libswscale      7.  2.100 /  7.  2.100
   libswresample   4. 11.100 /  4. 11.100
   libpostproc    57.  2.100 / 57.  2.100
 (...)
 }}}
 Output file is incorrect, contains blocks of noise.
 Offending file was encoded with Monkey's Audio version 3.80.
 https://www.foobar2000.org/temp/bigfear.ape
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/10323>
FFmpeg <https://ffmpeg.org>
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