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module-sine: Add rate argument

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useful for testing resampling

Signed-off-by: Peter Meerwald <p.meerwald@bct-electronic.com>
This commit is contained in:
Peter Meerwald 2013-11-29 15:32:42 +01:00 • committed by Tanu Kaskinen
parent e74d4244a2
commit f8e0b86592
1 changed files with 7 additions and 0 deletions
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7
src/modules/module-sine.c
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@ -41,6 +41,7 @@ PA_MODULE_VERSION(PACKAGE_VERSION);
PA_MODULE_LOAD_ONCE(false); PA_MODULE_LOAD_ONCE(false);
PA_MODULE_USAGE( PA_MODULE_USAGE(
"sink=<sink to connect to> " "sink=<sink to connect to> "
"rate=<sample rate> "
"frequency=<frequency in Hz>"); "frequency=<frequency in Hz>");
struct userdata { struct userdata {
@ -53,6 +54,7 @@ struct userdata {
static const char* const valid_modargs[] = { static const char* const valid_modargs[] = {
"sink", "sink",
"rate",
"frequency", "frequency",
NULL, NULL,
}; };
@ -138,6 +140,11 @@ int pa__init(pa_module*m) {
ss.rate = sink->sample_spec.rate; ss.rate = sink->sample_spec.rate;
ss.channels = 1; ss.channels = 1;
if (pa_modargs_get_sample_rate(ma, &ss.rate) < 0) {
pa_log("Invalid rate specification");
goto fail;
}
frequency = 440; frequency = 440;
if (pa_modargs_get_value_u32(ma, "frequency", &frequency) < 0 || frequency < 1 || frequency > ss.rate/2) { if (pa_modargs_get_value_u32(ma, "frequency", &frequency) < 0 || frequency < 1 || frequency > ss.rate/2) {
pa_log("Invalid frequency specification"); pa_log("Invalid frequency specification");