diff options
Diffstat (limited to 'src/modules/alsa/alsa-mixer.c')
| -rw-r--r-- | src/modules/alsa/alsa-mixer.c | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/src/modules/alsa/alsa-mixer.c b/src/modules/alsa/alsa-mixer.c index 61c92cd0..685169b9 100644 --- a/src/modules/alsa/alsa-mixer.c +++ b/src/modules/alsa/alsa-mixer.c @@ -2889,7 +2889,7 @@ static void profile_set_add_auto_pair( else name = pa_sprintf_malloc("input:%s", n->name); - if ((p = pa_hashmap_get(ps->profiles, name))) { + if (pa_hashmap_get(ps->profiles, name)) { pa_xfree(name); return; } @@ -3145,7 +3145,13 @@ fail: return NULL; } -void pa_alsa_profile_set_probe(pa_alsa_profile_set *ps, const char *dev_id, const pa_sample_spec *ss) { +void pa_alsa_profile_set_probe( + pa_alsa_profile_set *ps, + const char *dev_id, + const pa_sample_spec *ss, + unsigned default_n_fragments, + unsigned default_fragment_size_msec) { + void *state; pa_alsa_profile *p, *last = NULL; pa_alsa_mapping *m; @@ -3160,6 +3166,7 @@ void pa_alsa_profile_set_probe(pa_alsa_profile_set *ps, const char *dev_id, cons PA_HASHMAP_FOREACH(p, ps->profiles, state) { pa_sample_spec try_ss; pa_channel_map try_map; + snd_pcm_uframes_t try_period_size, try_buffer_size; uint32_t idx; /* Is this already marked that it is supported? (i.e. from the config file) */ @@ -3213,13 +3220,18 @@ void pa_alsa_profile_set_probe(pa_alsa_profile_set *ps, const char *dev_id, cons try_ss = *ss; try_ss.channels = try_map.channels; + try_period_size = + pa_usec_to_bytes(default_fragment_size_msec * PA_USEC_PER_MSEC, &try_ss) / + pa_frame_size(&try_ss); + try_buffer_size = default_n_fragments * try_period_size; + if (!(m ->output_pcm = pa_alsa_open_by_template( m->device_strings, dev_id, NULL, &try_ss, &try_map, SND_PCM_STREAM_PLAYBACK, - NULL, NULL, 0, NULL, NULL, + &try_period_size, &try_buffer_size, 0, NULL, NULL, TRUE))) { p->supported = FALSE; break; @@ -3237,13 +3249,18 @@ void pa_alsa_profile_set_probe(pa_alsa_profile_set *ps, const char *dev_id, cons try_ss = *ss; try_ss.channels = try_map.channels; + try_period_size = + pa_usec_to_bytes(default_fragment_size_msec*PA_USEC_PER_MSEC, &try_ss) / + pa_frame_size(&try_ss); + try_buffer_size = default_n_fragments * try_period_size; + if (!(m ->input_pcm = pa_alsa_open_by_template( m->device_strings, dev_id, NULL, &try_ss, &try_map, SND_PCM_STREAM_CAPTURE, - NULL, NULL, 0, NULL, NULL, + &try_period_size, &try_buffer_size, 0, NULL, NULL, TRUE))) { p->supported = FALSE; break; |