[FFmpeg-devel] [PATCH v2]libavfilter/asrc_atone.c : generate algorithmic music

[Nicolas George]

Paul B Mahol (12020-08-17):
> Yes could apply the patch and compile it and run it.

Yes, requiring everybody who wants to make an opinion to do that, what
an excellent choice compared to uploading a sample somewhere.

Anyway:

$ ./ffmpeg_g -lavfi atone -f alsa default -
ffmpeg version N-98748-g4add66308a Copyright (c) 2000-2020 the FFmpeg developers
  built with gcc 10 (Debian 10.2.0-5)
  configuration: --enable-shared --disable-static --enable-gpl --enable-libx264 --enable-libopus --enable-libass --enable-libfreetype --enable-opengl --enable-libfluidsynth --assert-level=2
  libavutil      56. 58.100 / 56. 58.100
  libavcodec     58.100.100 / 58.100.100
  libavformat    58. 51.100 / 58. 51.100
  libavdevice    58. 11.101 / 58. 11.101
  libavfilter     7. 88.100 /  7. 88.100
  libswscale      5.  8.100 /  5.  8.100
  libswresample   3.  8.100 /  3.  8.100
  libpostproc    55.  8.100 / 55.  8.100
fluidsynth: warning: SDL2 not initialized, SDL2 audio driver won't be usable
zsh: segmentation fault  ./ffmpeg_g -lavfi atone -f alsa default -

$ ./ffmpeg_g -lavfi atone /tmp/atone.ogg   
ffmpeg version N-98748-g4add66308a Copyright (c) 2000-2020 the FFmpeg developers
  built with gcc 10 (Debian 10.2.0-5)
  configuration: --enable-shared --disable-static --enable-gpl --enable-libx264 --enable-libopus --enable-libass --enable-libfreetype --enable-opengl --enable-libfluidsynth --assert-level=2
  libavutil      56. 58.100 / 56. 58.100
  libavcodec     58.100.100 / 58.100.100
  libavformat    58. 51.100 / 58. 51.100
  libavdevice    58. 11.101 / 58. 11.101
  libavfilter     7. 88.100 /  7. 88.100
  libswscale      5.  8.100 /  5.  8.100
  libswresample   3.  8.100 /  3.  8.100
  libpostproc    55.  8.100 / 55.  8.100
fluidsynth: warning: SDL2 not initialized, SDL2 audio driver won't be usable
zsh: segmentation fault  ./ffmpeg_g -lavfi atone /tmp/atone.ogg

-- 
  Nicolas George
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