[FFmpeg-trac] #838(FFplay:open): ffplay: remix by defaul multichannel audio to stereo

FFmpeg trac at avcodec.org
Wed Jan 4 01:36:29 CET 2012


#838: ffplay: remix by defaul multichannel audio to stereo
------------------------------------+----------------------------------
             Reporter:  ami_stuff   |                    Owner:  cus
                 Type:  defect      |                   Status:  open
             Priority:  normal      |                Component:  FFplay
              Version:  git-master  |               Resolution:
             Keywords:              |               Blocked By:
             Blocking:              |  Reproduced by developer:  0
Analyzed by developer:  1           |
------------------------------------+----------------------------------
Changes (by cus):

 * status:  new => open
 * cc: cus@… (added)
 * component:  undetermined => FFplay
 * owner:   => cus
 * version:  unspecified => git-master
 * analyzed:  0 => 1


Comment:

 Actually SDL does support 6 channel or 4 channel audio output, the problem
 is that you are using 8 channel audio.

 I plan a fix for this which will set the desired number of channels with
 the following algorithm:
 - SDL_getenv("SDL_AUDIO_CHANNELS") if the environment variable is set
 - otherwise set 2, 4 or 6 channels depending on the number of channels in
 the input

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/838#comment:1>
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