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Add sync and async support in *testsrc

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Make minumum alsa latency configurable.
This commit is contained in:
Wim Taymans 2017-04-03 16:54:44 +02:00
parent 01c13adab5
commit 5c32690cc8
13 changed files with 186 additions and 153 deletions
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5
spa/plugins/alsa/alsa-utils.c
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@ -117,7 +117,6 @@ spa_alsa_set_format (SpaALSAState *state, SpaAudioInfo *fmt, SpaPortFormatFlags
SpaAudioInfoRaw *info = &fmt->info.raw;
snd_pcm_t *hndl;
unsigned int periods;
SpaALSAProps *props = &state->props;
if ((err = spa_alsa_open (state)) < 0)
return err;
@ -195,8 +194,6 @@ set_swparams (SpaALSAState *state)
snd_pcm_sw_params_t *params;
snd_pcm_uframes_t boundary;
SpaALSAProps *props = &state->props;
snd_pcm_sw_params_alloca (&params);
/* get the current params */
@ -618,7 +615,7 @@ spa_alsa_start (SpaALSAState *state, bool xrun_recover)
state->source.rmask = 0;
spa_loop_add_source (state->data_loop, &state->source);
state->threshold = 1024;
state->threshold = state->props.min_latency;
if (state->stream == SND_PCM_STREAM_PLAYBACK) {
state->alsa_started = false;