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device-restore: Set sink format when possible

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This implements the actual setting of sink formats when a new sink is
added or when the set of available formats changes.
This commit is contained in:
Arun Raghavan 2011-08-12 20:27:34 +05:30
parent ba163b8b23
commit 248394c8bf
1 changed files with 41 additions and 6 deletions
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47
src/modules/module-device-restore.c
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@ -63,7 +63,8 @@ PA_MODULE_LOAD_ONCE(TRUE);
PA_MODULE_USAGE(
"restore_port=<Save/restore port?> "
"restore_volume=<Save/restore volumes?> "
"restore_muted=<Save/restore muted states?>");
"restore_muted=<Save/restore muted states?> "
"restore_formats=<Save/restore saved formats?>");
#define SAVE_INTERVAL (10 * PA_USEC_PER_SEC)
@ -71,6 +72,7 @@ static const char* const valid_modargs[] = {
"restore_volume",
"restore_muted",
"restore_port",
"restore_formats",
NULL
};
@ -81,6 +83,7 @@ struct userdata {
pa_hook_slot
*sink_new_hook_slot,
*sink_fixate_hook_slot,
*sink_put_hook_slot,
*source_new_hook_slot,
*source_fixate_hook_slot,
*connection_unlink_hook_slot;
@ -93,6 +96,7 @@ struct userdata {
pa_bool_t restore_volume;
pa_bool_t restore_muted;
pa_bool_t restore_port;
pa_bool_t restore_formats;
};
/* Protocol extention commands */
@ -590,6 +594,30 @@ static pa_hook_result_t sink_fixate_hook_callback(pa_core *c, pa_sink_new_data *
return PA_HOOK_OK;
}
static pa_hook_result_t sink_put_hook_callback(pa_core *c, pa_sink *sink, struct userdata *u) {
char *name;
struct entry *e;
pa_assert(c);
pa_assert(sink);
pa_assert(u);
pa_assert(u->restore_formats);
name = pa_sprintf_malloc("sink:%s", sink->name);
if ((e = entry_read(u, name))) {
if (!pa_sink_set_formats(sink, e->formats))
pa_log_debug("Could not set format on sink %s", sink->name);
entry_free(e);
}
pa_xfree(name);
return PA_HOOK_OK;
}
static pa_hook_result_t source_new_hook_callback(pa_core *c, pa_source_new_data *new_data, struct userdata *u) {
char *name;
struct entry *e;
@ -828,7 +856,7 @@ static int extension_cb(pa_native_protocol *p, pa_module *m, pa_native_connectio
goto fail;
}
if (entry_write(u, name, e))
if (pa_sink_set_formats(sink, e->formats) && entry_write(u, name, e))
trigger_save(u, sink_index);
else
pa_log_warn("Could not save format info for sink %s", sink->name);
@ -870,7 +898,7 @@ int pa__init(pa_module*m) {
pa_sink *sink;
pa_source *source;
uint32_t idx;
pa_bool_t restore_volume = TRUE, restore_muted = TRUE, restore_port = TRUE;
pa_bool_t restore_volume = TRUE, restore_muted = TRUE, restore_port = TRUE, restore_formats = TRUE;
pa_assert(m);
@ -881,12 +909,13 @@ int pa__init(pa_module*m) {
if (pa_modargs_get_value_boolean(ma, "restore_volume", &restore_volume) < 0 ||
pa_modargs_get_value_boolean(ma, "restore_muted", &restore_muted) < 0 ||
pa_modargs_get_value_boolean(ma, "restore_port", &restore_port) < 0) {
pa_log("restore_port=, restore_volume= and restore_muted= expect boolean arguments");
pa_modargs_get_value_boolean(ma, "restore_port", &restore_port) < 0 ||
pa_modargs_get_value_boolean(ma, "restore_formats", &restore_formats) < 0) {
pa_log("restore_port, restore_volume, restore_muted and restore_formats expect boolean arguments");
goto fail;
}
if (!restore_muted && !restore_volume && !restore_port)
if (!restore_muted && !restore_volume && !restore_port && !restore_formats)
pa_log_warn("Neither restoring volume, nor restoring muted, nor restoring port enabled!");
m->userdata = u = pa_xnew0(struct userdata, 1);
@ -895,6 +924,7 @@ int pa__init(pa_module*m) {
u->restore_volume = restore_volume;
u->restore_muted = restore_muted;
u->restore_port = restore_port;
u->restore_formats = restore_formats;
u->subscribed = pa_idxset_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
@ -915,6 +945,9 @@ int pa__init(pa_module*m) {
u->source_fixate_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_FIXATE], PA_HOOK_EARLY, (pa_hook_cb_t) source_fixate_hook_callback, u);
}
if (restore_formats)
u->sink_put_hook_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_PUT], PA_HOOK_EARLY, (pa_hook_cb_t) sink_put_hook_callback, u);
if (!(fname = pa_state_path("device-volumes", TRUE)))
goto fail;
@ -964,6 +997,8 @@ void pa__done(pa_module*m) {
pa_hook_slot_free(u->sink_new_hook_slot);
if (u->source_new_hook_slot)
pa_hook_slot_free(u->source_new_hook_slot);
if (u->sink_put_hook_slot)
pa_hook_slot_free(u->sink_put_hook_slot);
if (u->connection_unlink_hook_slot)
pa_hook_slot_free(u->connection_unlink_hook_slot);