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alsa: support for alternate sampling rate

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This is where the actual changes happen.
Some additional checks would be required to make sure the
rate is actually supported
Tested with both PCM and passthrough streams

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
This commit is contained in:
Pierre-Louis Bossart 2011-08-02 18:37:29 -05:00 • committed by Arun Raghavan
parent f0ec495938
commit b232fbd8f8
4 changed files with 48 additions and 50 deletions
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2
src/modules/alsa/module-alsa-sink.c
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@ -45,6 +45,7 @@ PA_MODULE_USAGE(
"device_id=<ALSA card index> "
"format=<sample format> "
"rate=<sample rate> "
"alternate_rate=<alternate sample rate> "
"channels=<number of channels> "
"channel_map=<channel map> "
"fragments=<number of fragments> "
@ -69,6 +70,7 @@ static const char* const valid_modargs[] = {
"device_id",
"format",
"rate",
"alternate_rate",
"channels",
"channel_map",
"fragments",