[Jackaudio] Get raw pcm from jack port
sam at vis.nu
Tue Apr 7 23:09:10 CEST 2020
On 4/7/20 2:02 PM, Louis Foster wrote:
> I've been trying to find a good way to a stream of audio from jack
> into opusenc (the official opus encoder tool) and then pass it to
> something like oggfwd to send to Icecast. However, a few different
> things I've tried in python haven't worked out, and I'm trying to not
> have to rely on an "audio file player" (like sox or pyaudio) to sit in
> the middle. Now I'm wondering if there's a way I can get the raw pcm
> data from jack. Is this possible? Is there an existing tool?
I use ffmpeg to stream Opus to icecast:
/usr/bin/ffmpeg -f jack -i opus -vn -acodec libopus -ar 48000 -ac 2 -ab
64k -content_type audio/ogg -f ogg
It's not the new flags, but it'd be straightforward to update.
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