From 7e92fb079021081eb28c2d284f1b81b8f5b7dab2 Mon Sep 17 00:00:00 2001
From: Retro-Junk
Date: Sat, 22 Oct 2016 14:15:45 +0300
Subject: CRYO: Add sound playback

---
 engines/cryo/sound.h | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 engines/cryo/sound.h

(limited to 'engines/cryo/sound.h')

diff --git a/engines/cryo/sound.h b/engines/cryo/sound.h
new file mode 100644
index 0000000000..74300adcb8
--- /dev/null
+++ b/engines/cryo/sound.h
@@ -0,0 +1,41 @@
+#pragma once
+
+#include "audio/audiostream.h"
+#include "audio/mixer.h"
+#include "audio/decoders/raw.h"
+
+namespace Cryo {
+
+class CSoundChannel {
+private:
+	Audio::Mixer *_mixer;
+	Audio::QueuingAudioStream *_audioStream;
+	Audio::SoundHandle _soundHandle;
+	unsigned int _sampleRate;
+	bool _stereo;
+
+public:
+	CSoundChannel(Audio::Mixer *mixer, unsigned int sampleRate, bool stereo);
+	~CSoundChannel();
+
+	// Queue a new buffer, cancel any previously queued buffers if playNow is set
+	void queueBuffer(byte *buffer, unsigned int size, bool playNow = false);
+
+	// Stop playing and purge play queue
+	void stop();
+
+	// How many buffers in queue (including currently playing one)
+	unsigned int numQueued();
+
+	// Volume control
+	int _volumeLeft, _volumeRight;
+	unsigned int getVolume();
+	void setVolume(unsigned int volumeLeft, unsigned int volumeRight);
+	void setVolumeLeft(unsigned int volume);
+	void setVolumeRight(unsigned int volume);
+
+private:
+	void applyVolumeChange();
+};
+
+}
-- 
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