{
int ret;
+ LOGW("Reserve");
if (callback == NULL) {
LOGE("[%s] media_key_event_cb callback is NULL", __FUNCTION__);
return MEDIA_KEY_ERROR_INVALID_PARAMETER;
{
int ret;
+ LOGW("Release");
if (!_media_key_initialized) {
LOGI("media key is not reserved");
return MEDIA_KEY_ERROR_NONE;