+ } else if (next > current) {
+ /* upward state change */
+ if (child_pending == GST_STATE_VOID_PENDING) {
+ /* .. and the child is not busy doing anything */
+ if (child_current > next) {
+ /* .. and is already past the requested state, assume it got there
+ * without error */
+ ret = GST_STATE_CHANGE_SUCCESS;
+ goto unneeded;
+ }
+ } else if (child_pending > child_current) {
+ /* .. and the child is busy going upwards */
+ if (child_current >= next) {
+ /* .. and is already past the requested state, assume it got there
+ * without error */
+ ret = GST_STATE_CHANGE_SUCCESS;
+ goto unneeded;
+ }
+ } else {
+ /* .. and the child is busy going downwards */
+ if (child_current > next) {
+ /* .. and is already past the requested state, assume it got there
+ * without error */
+ ret = GST_STATE_CHANGE_SUCCESS;
+ goto unneeded;
+ }
+ }
+ } else if (next < current) {
+ /* downward state change */
+ if (child_pending == GST_STATE_VOID_PENDING) {
+ /* .. and the child is not busy doing anything */
+ if (child_current < next) {
+ /* .. and is already past the requested state, assume it got there
+ * without error */
+ ret = GST_STATE_CHANGE_SUCCESS;
+ goto unneeded;
+ }
+ } else if (child_pending < child_current) {
+ /* .. and the child is busy going downwards */
+ if (child_current <= next) {
+ /* .. and is already past the requested state, assume it got there
+ * without error */
+ ret = GST_STATE_CHANGE_SUCCESS;
+ goto unneeded;
+ }
+ } else {
+ /* .. and the child is busy going upwards */
+ if (child_current < next) {
+ /* .. and is already past the requested state, assume it got there
+ * without error */
+ ret = GST_STATE_CHANGE_SUCCESS;
+ goto unneeded;
+ }
+ }
+ }