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store channel map in database and remap volumes if necessary

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This commit is contained in:
Lennart Poettering 2008-08-04 19:00:43 +02:00
parent eec623a23b
commit 6cc3a615fa
1 changed files with 23 additions and 10 deletions
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33
src/modules/module-stream-restore.c
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@ -65,6 +65,7 @@ static const char* const valid_modargs[] = {
struct userdata {
pa_core *core;
pa_module *module;
pa_subscription *subscription;
pa_hook_slot
*sink_input_new_hook_slot,
@ -79,8 +80,9 @@ struct userdata {
};
struct entry {
pa_cvolume volume;
char device[PA_NAME_MAX];
pa_channel_map channel_map;
pa_cvolume volume;
pa_bool_t muted:1;
};
@ -146,7 +148,17 @@ static struct entry* read_entry(struct userdata *u, char *name) {
}
if (!(pa_cvolume_valid(&e->volume))) {
pa_log_warn("Invalid volume stored in database for device %s", name);
pa_log_warn("Invalid volume stored in database for stream %s", name);
goto fail;
}
if (!(pa_channel_map_valid(&e->channel_map))) {
pa_log_warn("Invalid channel map stored in database for stream %s", name);
goto fail;
}
if (e->volume.channels != e->channel_map.channels) {
pa_log_warn("Volume and channel map don't match in database entry for stream %s", name);
goto fail;
}
@ -182,6 +194,7 @@ static void subscribe_callback(pa_core *c, pa_subscription_event_type_t t, uint3
if (!(name = get_name(sink_input->proplist, "sink-input")))
return;
entry.channel_map = sink_input->channel_map;
entry.volume = *pa_sink_input_get_volume(sink_input);
entry.muted = pa_sink_input_get_mute(sink_input);
pa_strlcpy(entry.device, sink_input->sink->name, sizeof(entry.device));
@ -197,15 +210,16 @@ static void subscribe_callback(pa_core *c, pa_subscription_event_type_t t, uint3
if (!(name = get_name(source_output->proplist, "source-output")))
return;
memset(&entry.volume, 0, sizeof(entry.volume));
entry.muted = FALSE;
/* The following fields are filled in to make the entry valid
* according to read_entry(). They are otherwise useless */
entry.channel_map = source_output->channel_map;
pa_cvolume_reset(&entry.volume, entry.channel_map.channels);
pa_strlcpy(entry.device, source_output->source->name, sizeof(entry.device));
}
if ((old = read_entry(u, name))) {
if (pa_cvolume_equal(&old->volume, &entry.volume) &&
if (pa_cvolume_equal(pa_cvolume_remap(&old->volume, &old->channel_map, &entry.channel_map), &entry.volume) &&
!old->muted == !entry.muted &&
strcmp(old->device, entry.device) == 0) {
@ -276,11 +290,9 @@ static pa_hook_result_t sink_input_fixate_hook_callback(pa_core *c, pa_sink_inpu
if ((e = read_entry(u, name))) {
if (u->restore_volume &&
e->volume.channels == new_data->sample_spec.channels) {
if (u->restore_volume) {
pa_log_info("Restoring volume for sink input %s.", name);
pa_sink_input_new_data_set_volume(new_data, &e->volume);
pa_sink_input_new_data_set_volume(new_data, pa_cvolume_remap(&e->volume, &e->channel_map, &new_data->channel_map));
}
if (u->restore_muted) {
@ -353,6 +365,7 @@ int pa__init(pa_module*m) {
m->userdata = u = pa_xnew(struct userdata, 1);
u->core = m->core;
u->module = m;
u->save_time_event = NULL;
u->restore_device = restore_device;
u->restore_volume = restore_volume;