close ALSA if there is no audio

client/player/alsaPlayer.cpp

@@ -198,6 +198,8 @@ void AlsaPlayer::worker()
 {
 	snd_pcm_sframes_t pcm;
 	snd_pcm_sframes_t framesDelay;
+	long lastChunkTick = 0;
+
 	while (active_)
 	{
 		if (handle_ == NULL)
@@ -220,6 +222,7 @@ void AlsaPlayer::worker()
 
 		if (stream_->getPlayerChunk(buff_, delay, frames_))
 		{
+			lastChunkTick = chronos::getTickCount();
 			adjustVolume(buff_, frames_);
 			if ((pcm = snd_pcm_writei(handle_, buff_, frames_)) == -EPIPE)
 			{
@@ -236,7 +239,15 @@ void AlsaPlayer::worker()
 		{
 			logO << "Failed to get chunk\n";
 			while (active_ && !stream_->waitForChunk(100))
+			{
 				logD << "Waiting for chunk\n";
+				if ((handle_ != NULL) && (chronos::getTickCount() - lastChunkTick > 5000))
+				{
+					logO << "No chunk received for 5000ms. Closing ALSA.\n";
+					uninitAlsa();
+					stream_->clearChunks();
+				}
+			}
 		}
 	}
 }

client/stream.cpp

@@ -67,6 +67,7 @@ void Stream::clearChunks()
 {
 	while (chunks_.size() > 0)
 		chunks_.pop();
+	resetBuffers();
 }
 
 
@@ -364,7 +365,7 @@ bool Stream::getPlayerChunk(void* outputBuffer, const cs::usec& outputBufferDacT
 			logO << "Chunk: " << age.count()/100 << "\t" << miniBuffer_.median()/100 << "\t" << shortMedian_/100 << "\t" << median_/100 << "\t" << buffer_.size() << "\t" << cs::duration<cs::msec>(outputBufferDacTime) << "\n";
 //			logO << "Chunk: " << age.count()/1000 << "\t" << miniBuffer_.median()/1000 << "\t" << shortMedian_/1000 << "\t" << median_/1000 << "\t" << buffer_.size() << "\t" << cs::duration<cs::msec>(outputBufferDacTime) << "\n";
 		}
-		return true;
+		return (abs(cs::duration<cs::msec>(age)) < 500);
 	}
 	catch(int e)
 	{

notes.txt

@@ -83,3 +83,11 @@ https://en.wikipedia.org/wiki/Uniform_Resource_Identifier
 -HiRes Audio
 -Android auto start
 -pipe creation mode: `-s pipe:///tmp/snapfifo?mode=[read|create]`
+
+
+*Dependencies
+libavahi-client3
+libflac8
+libogg0
+libvorbis0a
+libvorbisenc2