Re: [Discuss-gnuradio] Increasing ALSA Sampling Rate

2011-01-31 Thread Marcus D. Leech
On 1/31/2011 4:22 PM, Marcus D. Leech wrote: audio_alsa_source[hw:2,1]: get_period_size failed: Invalid argument I think the clue is in the above. It looks like the device-specific driver for this hardware doesn't contain the "PERIOD_SIZE" parameter in the configuration description for the

Re: [Discuss-gnuradio] Increasing ALSA Sampling Rate

2011-01-31 Thread George S. Williams
On 1/31/2011 4:22 PM, Marcus D. Leech wrote: audio_alsa_source[hw:2,1]: get_period_size failed: Invalid argument I think the clue is in the above. It looks like the device-specific driver for this hardware doesn't contain the "PERIOD_SIZE" parameter in the configuration description for the

Re: [Discuss-gnuradio] Increasing ALSA Sampling Rate

2011-01-31 Thread Marcus D. Leech
On 01/31/2011 01:10 PM, George S. Williams wrote: > Hey, Tom, > > Thanks for the reply. I'm not sure that it's entirely an ALSA problem. > > Both my aplay and snd-bt88x are patched to allow 1792000. If I do- > arecord -D hw:1,1 -r 1792000 -f S16_LE -t wav -d 5 test0.wav > > audio_alsa_source[hw:2,

Re: [Discuss-gnuradio] Increasing ALSA Sampling Rate

2011-01-31 Thread Tom Rondeau
On Mon, Jan 31, 2011 at 1:10 PM, George S. Williams wrote: > Hey, Tom, > > Thanks for the reply. I'm not sure that it's entirely an ALSA problem. > > Both my aplay and snd-bt88x are patched to allow 1792000. If I do- > arecord -D hw:1,1 -r 1792000 -f S16_LE -t wav -d 5 test0.wav > > I get- > Reco

Re: [Discuss-gnuradio] Increasing ALSA Sampling Rate

2011-01-31 Thread George S. Williams
Hey, Tom, Thanks for the reply. I'm not sure that it's entirely an ALSA problem. Both my aplay and snd-bt88x are patched to allow 1792000. If I do- arecord -D hw:1,1 -r 1792000 -f S16_LE -t wav -d 5 test0.wav I get- Recording WAVE 'test0.wav' : Signed 16 bit Little Endian, Rate 1792000 Hz, Mon

Re: [Discuss-gnuradio] Increasing ALSA Sampling Rate

2011-01-31 Thread Tom Rondeau
On Thu, Jan 27, 2011 at 11:38 AM, George S. Williams wrote: > Is it possible to increase the maximum sampling rate for audio_alsa? > > I am experimenting with using a modified TV tuner card as an ADC. The card > uses a Bt878a chipset. arecord can record from the card at 1972000 rate and > GRC sho

[Discuss-gnuradio] Increasing ALSA Sampling Rate

2011-01-27 Thread George S. Williams
Is it possible to increase the maximum sampling rate for audio_alsa? I am experimenting with using a modified TV tuner card as an ADC. The card uses a Bt878a chipset. arecord can record from the card at 1972000 rate and GRC shows the maximum rate as 1972000, but GNUradio can only sample at 896