// Copyright 2013 Dolphin Emulator Project // Licensed under GPLv2 // Refer to the license.txt file included. #ifndef _OPENALSTREAM_H_ #define _OPENALSTREAM_H_ #include "Common.h" #include "SoundStream.h" #include "Thread.h" #if defined HAVE_OPENAL && HAVE_OPENAL #ifdef _WIN32 #include #include #include #elif defined __APPLE__ #include #include #else #include #include #include #endif #include "Core.h" #include "HW/SystemTimers.h" #include "HW/AudioInterface.h" #include #include // 16 bit Stereo #define SFX_MAX_SOURCE 1 #define OAL_MAX_BUFFERS 32 #define OAL_MAX_SAMPLES 256 #define STEREO_CHANNELS 2 #define SURROUND_CHANNELS 6 // number of channels in surround mode #define SIZE_SHORT 2 #define SIZE_FLOAT 4 // size of a float in bytes #define FRAME_STEREO_SHORT STEREO_CHANNELS * SIZE_SHORT #define FRAME_STEREO_FLOAT STEREO_CHANNELS * SIZE_FLOAT #define FRAME_SURROUND_FLOAT SURROUND_CHANNELS * SIZE_FLOAT #endif class OpenALStream: public SoundStream { #if defined HAVE_OPENAL && HAVE_OPENAL public: OpenALStream(CMixer *mixer, void *hWnd = NULL) : SoundStream(mixer) , uiSource(0) {}; virtual ~OpenALStream() {}; virtual bool Start(); virtual void SoundLoop(); virtual void SetVolume(int volume); virtual void Stop(); virtual void Clear(bool mute); static bool isValid() { return true; } virtual bool usesMixer() const { return true; } virtual void Update(); private: std::thread thread; Common::Event soundSyncEvent; short realtimeBuffer[OAL_MAX_SAMPLES * STEREO_CHANNELS]; soundtouch::SAMPLETYPE sampleBuffer[OAL_MAX_SAMPLES * SURROUND_CHANNELS * OAL_MAX_BUFFERS]; ALuint uiBuffers[OAL_MAX_BUFFERS]; ALuint uiSource; ALfloat fVolume; u8 numBuffers; #else public: OpenALStream(CMixer *mixer, void *hWnd = NULL): SoundStream(mixer) {} #endif // HAVE_OPENAL }; #endif // OPENALSTREAM