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alsa: Reinitialise the mixer on port change.

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This allows us to flip from software to hardware volume control as the port's
mixer path dictates.
This commit is contained in:
Colin Guthrie 2011-07-02 16:23:01 +01:00
parent a9cf320bc1
commit 6c6b50d6a8
11 changed files with 315 additions and 120 deletions
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11
src/modules/module-virtual-source.c
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@ -581,8 +581,7 @@ int pa__init(pa_module*m) {
}
u->source = pa_source_new(m->core, &source_data, (master->flags & (PA_SOURCE_LATENCY|PA_SOURCE_DYNAMIC_LATENCY))
| (use_volume_sharing ? PA_SOURCE_SHARE_VOLUME_WITH_MASTER : 0)
| (force_flat_volume ? PA_SOURCE_FLAT_VOLUME : 0));
| (use_volume_sharing ? PA_SOURCE_SHARE_VOLUME_WITH_MASTER : 0));
pa_source_new_data_done(&source_data);
@ -594,8 +593,14 @@ int pa__init(pa_module*m) {
u->source->parent.process_msg = source_process_msg_cb;
u->source->set_state = source_set_state_cb;
u->source->update_requested_latency = source_update_requested_latency_cb;
pa_source_set_set_volume_callback(u->source, use_volume_sharing ? NULL : source_set_volume_cb);
pa_source_set_set_mute_callback(u->source, source_set_mute_cb);
if (use_volume_sharing) {
pa_source_set_set_volume_callback(u->source, source_set_volume_cb);
pa_source_enable_decibel_volume(u->source, TRUE);
}
/* Normally this flag would be enabled automatically be we can force it. */
if (force_flat_volume)
u->source->flags |= PA_SOURCE_FLAT_VOLUME;
u->source->userdata = u;
pa_source_set_asyncmsgq(u->source, master->asyncmsgq);