gstreamer alsasrc with 6 channel

[tpearson-raptor]

nagendra sarma wrote
> i just commented the following code, everything started working, thanks
> for
> support 
> 
> #if 0  
>   if (spec->type == GST_AUDIO_RING_BUFFER_FORMAT_TYPE_RAW &&
> alsa->channels
> < 9)
>     gst_audio_ring_buffer_set_channel_positions (GST_AUDIO_BASE_SRC
>         (alsa)->ringbuffer, alsa_position[alsa->channels - 1]);
> #endif

Quoted from: 
http://gstreamer-devel.966125.n4.nabble.com/gstreamer-alsasrc-with-6-channel-tp4681900p4681924.html

I also required this patch trying to record from an M-Track USB 8-channel
capture device.  Without it, all I got was silence or very loud digital
buzzing, which seems to line up with the report of an unwanted pulse train
earlier.

What was the original code even trying to do?



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