Don't rely on memcmp() for structs, padding bits are random

src/audio.c

@@ -62,8 +62,13 @@ void copyAudioFormat(AudioFormat * dest, AudioFormat * src) {
 	memcpy(dest, src, sizeof(AudioFormat));
 }
 
-int cmpAudioFormat(AudioFormat * f1, AudioFormat * f2) {
-	return memcmp(f1, f2, sizeof(AudioFormat));
+int cmpAudioFormat(AudioFormat * f1, AudioFormat * f2)
+{
+	if (f1 && f2 && (f1->sampleRate == f2->sampleRate) &&
+			(f1->bits == f2->bits) &&
+			(f1->channels == f2->channels))
+		return 0;
+	return 1;
 }
 
 extern AudioOutputPlugin alsaPlugin;

src/outputBuffer.c

@@ -74,7 +74,7 @@ int sendDataToOutputBuffer(OutputBuffer * cb, InputStream * inStream,
 	static char * convBuffer = NULL;
 	static long convBufferLen = 0;
 
-	if(memcmp(&(cb->audioFormat),&(dc->audioFormat),sizeof(AudioFormat))==0)
+	if(cmpAudioFormat(&(cb->audioFormat),&(dc->audioFormat))==0)
 	{
 		data = dataIn;
 		datalen = dataInLen;