btaudio problem

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Hi all, hope someone can help with this one.

i am trying to use btaudio, have a Modular Technology PC210 bt878 card with no
external audio outputs, uses btaudio in analog mode.

when i do: sox -w -t ossdsp /dev/dsp1 ~/out.wav
all appears to go OK, but playing back the resulting wave file gives nasty
scrambled noise. 

dmesg gives:
btaudio: driver version 0.5 loaded [audio A/D mode]
btaudio: Bt878 (rev 2) at 00:09.1, irq: 11, latency: 64, memory: 0xe4902000
btaudio: dsp: minor=19, mixer: minor=16
btaudio: bufsize=131072 - bs=8192 bc=16 - ls=2048, lc=64
btaudio: fmt: bits=16
btaudio: stereo=0 channels=1
btaudio: rate: req=8000  dec=14 shift=4 hwrate=128000 swrate=8000
btaudio: bufsize=131072 - bs=8192 bc=16 - ls=2048, lc=64
btaudio: recording started
btaudio: recording stopped

doing 'od ~/out.wav' gives
0000000 044522 043106 160044 000000 040527 042526 066546 020164
0000020 000020 000000 000001 000001 017500 000000 037200 000000
0000040 000002 000020 060544 060564 160000 000000 077777 077777
0000060 077777 077777 077777 077777 077777 077777 077777 077777
*
0160040 077777 077777 077777 077777 077777 077777
0160054

seems like for some reason i am getting this repetitive data back from
the btaudio device. i have tried all the analog a/d inputs, have tried
different sampling rates, and it works fine in windows.

any thoughts on what might be up with this?
any help would be appreciated

thanx in advance.

colin.





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