gstreamer alsasrc with 6 channel
Nicolas Dufresne
nicolas at ndufresne.ca
Sun Feb 19 18:39:09 UTC 2017
Le 17 févr. 2017 2:18 AM, "nagendra sarma" <nagendra.bankupalli at tessolve.com>
a écrit :
hi Nicolas
thanks,
but i already tried with format option format=SL16LE but same result
my points are:
1. why the caps are part of pcm file ? if i add -v option to pipeline
the caps which are printing in debug console are part of my pcm data
(checked in hexeditor) strange ?
2. why this strange behavior for 6 channel ? two channel working fine
3. i displayed raw data coming from pcm_snd_readi() which is proper in case
of 6 channel
but the data send/push by alsasrc to next element is not matching with
data comes from pcm_snd_read() which is not the case in 2 channel ?
This data is not the same as we need to reorder the channels to
GStreamer/SMPTE order.
3. so, i wanted to know , where this pcm data going, and which is
responsible to push to next element ?
This is done by the ring buffer, base on hardware provided information.
thanks
nagendra
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