Merge pull request #1011 from LittleHuba/fix_audio

Fix crash when closing window with an active audio stream

src/util/audio/AudioPlayer.cpp

@@ -14,6 +14,8 @@ AudioPlayer::~AudioPlayer()
 {
 	XOJ_CHECK_TYPE(AudioPlayer);
 
+	this->stop();
+
 	delete this->portAudioConsumer;
 	this->portAudioConsumer = nullptr;
 

src/util/audio/AudioRecorder.cpp

@@ -16,6 +16,8 @@ AudioRecorder::~AudioRecorder()
 {
 	XOJ_CHECK_TYPE(AudioRecorder);
 
+	this->stop();
+
 	delete this->portAudioProducer;
 	this->portAudioProducer = nullptr;