diff options
Diffstat (limited to 'src/modules/alsa/alsa-mixer.c')
| -rw-r--r-- | src/modules/alsa/alsa-mixer.c | 43 |
1 files changed, 26 insertions, 17 deletions
diff --git a/src/modules/alsa/alsa-mixer.c b/src/modules/alsa/alsa-mixer.c index 61c92cd0..f3ce681f 100644 --- a/src/modules/alsa/alsa-mixer.c +++ b/src/modules/alsa/alsa-mixer.c @@ -479,7 +479,6 @@ static int element_get_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann snd_mixer_elem_t *me; snd_mixer_selem_channel_id_t c; pa_channel_position_mask_t mask = 0; - pa_volume_t max_channel_volume = PA_VOLUME_MUTED; unsigned k; pa_assert(m); @@ -546,9 +545,6 @@ static int element_get_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann f = from_alsa_volume(value, e->min_volume, e->max_volume); } - if (f > max_channel_volume) - max_channel_volume = f; - for (k = 0; k < cm->channels; k++) if (e->masks[c][e->n_channels-1] & PA_CHANNEL_POSITION_MASK(cm->map[k])) if (v->values[k] < f) @@ -559,7 +555,7 @@ static int element_get_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann for (k = 0; k < cm->channels; k++) if (!(mask & PA_CHANNEL_POSITION_MASK(cm->map[k]))) - v->values[k] = max_channel_volume; + v->values[k] = PA_VOLUME_NORM; return 0; } @@ -681,7 +677,6 @@ static int element_set_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann snd_mixer_elem_t *me; snd_mixer_selem_channel_id_t c; pa_channel_position_mask_t mask = 0; - pa_volume_t max_channel_volume = PA_VOLUME_MUTED; unsigned k; pa_assert(m); @@ -771,9 +766,6 @@ static int element_set_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann f = from_alsa_volume(value, e->min_volume, e->max_volume); } - if (f > max_channel_volume) - max_channel_volume = f; - for (k = 0; k < cm->channels; k++) if (e->masks[c][e->n_channels-1] & PA_CHANNEL_POSITION_MASK(cm->map[k])) if (rv.values[k] < f) @@ -784,7 +776,7 @@ static int element_set_volume(pa_alsa_element *e, snd_mixer_t *m, const pa_chann for (k = 0; k < cm->channels; k++) if (!(mask & PA_CHANNEL_POSITION_MASK(cm->map[k]))) - rv.values[k] = max_channel_volume; + rv.values[k] = PA_VOLUME_NORM; *v = rv; return 0; @@ -1716,11 +1708,11 @@ static int option_verify(pa_alsa_option *o) { { "input-radio", N_("Radio") }, { "input-video", N_("Video") }, { "input-agc-on", N_("Automatic Gain Control") }, - { "input-agc-off", "" }, + { "input-agc-off", N_("No Automatic Gain Control") }, { "input-boost-on", N_("Boost") }, - { "input-boost-off", "" }, + { "input-boost-off", N_("No Boost") }, { "output-amplifier-on", N_("Amplifier") }, - { "output-amplifier-off", "" } + { "output-amplifier-off", N_("No Amplifier") } }; pa_assert(o); @@ -2889,7 +2881,7 @@ 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 +3137,13 @@ 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 +3158,7 @@ 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 +3212,18 @@ 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 +3241,18 @@ 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; |