Hi Maksym,
This would be good. We have channel remap code in the avformat and the
linsys sdi consumers. It would be better to have this as a distinct filter.
However, you attached the wrong patch.


On Mon, Jun 8, 2015 at 10:13 AM Maksym Veremeyenko <ve...@m1stereo.tv>
wrote:

> hi,
>
> i implemented a filter that perform swapping/copying audio channels
> according given matrix. i cant find an appropriate way for this task in
> current implementation (may be i am wrong).
>
> some examples:
>
> # play channel 2 on all channels
> melt 1080i25_one_multichannel_track.mov audio_index=all -filter
> audiochannels -filter audiomap 0=2 1=2 2=2 3=2 -consumer decklink:0
> channels=8
>
> # swap first two audio pairs
> melt 1080i25_one_multichannel_track.mov audio_index=all -filter
> audiochannels -filter audiomap 0=2 1=3 2=0 3=1 -consumer decklink:0
> channels=8
>
> if you need specific file with 8 different audio channels for some
> tests, you can download it from link
> http://downloads.m1stereo.tv/dd0363316e6c99882b80229fd7b9e435/
>
> --
>
> Maksym Veremeyenko
>
>
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