Fix queue splice

audio/queue.go

@@ -57,7 +57,7 @@ func (q *Queue) spliceSources(input Source) (output Source, cancel chan bool) {
 	go func() {
 		defer close(output.Blocks)
 	L:
-		for range input.Blocks {
+		for {
 			select {
 			case <-cancel:
 				break L
@@ -217,6 +217,7 @@ func (q *Queue) GetChannels() int {
 }
 
 func (q *Queue) sendInterrupt() {
+	//TODO: maybe use len() on channel?
 	if atomic.LoadInt64(&q.interruptDepth) == 0 { //not waiting on interrupt
 		atomic.AddInt64(&q.interruptDepth, 1)
 		q.interrupt <- true