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mixer_api: moved functions to mixer_control.c

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mixer_control.h should provide the functions needed to manipulate a
mixer, without exposing the internal mixer API (which is provided by
mixer_api.h).
This commit is contained in:
Max Kellermann
2009-03-14 11:36:50 +01:00
parent 8d01110c84
commit a5017a2d7c
12 changed files with 113 additions and 82 deletions
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55
src/mixer_api.c
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@@ -26,58 +26,3 @@
#undef G_LOG_DOMAIN
#define G_LOG_DOMAIN "mixer"
static bool mixers_enabled = true;
void mixer_disable_all(void)
{
g_debug("mixer api is disabled\n");
mixers_enabled = false;
}
struct mixer *
mixer_new(const struct mixer_plugin *plugin, const struct config_param *param)
{
struct mixer *mixer;
//mixers are disabled (by using software volume)
if (!mixers_enabled) {
return NULL;
}
assert(plugin != NULL);
mixer = plugin->init(param);
assert(mixer == NULL || mixer->plugin == plugin);
return mixer;
}
void
mixer_free(struct mixer *mixer)
{
if (!mixer) {
return;
}
assert(mixer->plugin != NULL);
mixer->plugin->finish(mixer);
}
bool mixer_open(struct mixer *mixer)
{
if (!mixer) {
return false;
}
assert(mixer->plugin != NULL);
return mixer->plugin->open(mixer);
}
void mixer_close(struct mixer *mixer)
{
if (!mixer) {
return;
}
assert(mixer->plugin != NULL);
mixer->plugin->close(mixer);
}