edbd724370
- Reworked audio system to use semaphores instead of events for waiting. Should fix rare issues where the XAudio2 driver would run out of buffers even though it was supposed to be guarded against that.
54 lines
1.7 KiB
C++
54 lines
1.7 KiB
C++
/**
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******************************************************************************
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* Xenia : Xbox 360 Emulator Research Project *
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******************************************************************************
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* Copyright 2013 Ben Vanik. All rights reserved. *
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* Released under the BSD license - see LICENSE in the root for more details. *
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******************************************************************************
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*/
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#ifndef XENIA_APU_XAUDIO2_XAUDIO2_AUDIO_DRIVER_H_
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#define XENIA_APU_XAUDIO2_XAUDIO2_AUDIO_DRIVER_H_
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#include <xaudio2.h>
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#include "xenia/apu/audio_driver.h"
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#include "xenia/apu/xaudio2/xaudio2_apu-private.h"
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namespace xe {
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namespace apu {
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namespace xaudio2 {
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class XAudio2AudioDriver : public AudioDriver {
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public:
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XAudio2AudioDriver(Emulator* emulator, HANDLE semaphore);
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virtual ~XAudio2AudioDriver();
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virtual void Initialize();
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virtual void SubmitFrame(uint32_t frame_ptr);
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virtual void Shutdown();
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private:
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IXAudio2* audio_;
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IXAudio2MasteringVoice* mastering_voice_;
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IXAudio2SourceVoice* pcm_voice_;
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HANDLE semaphore_;
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class VoiceCallback;
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VoiceCallback* voice_callback_;
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static const uint32_t frame_count_ = XAUDIO2_MAX_QUEUED_BUFFERS;
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static const uint32_t frame_channels_ = 6;
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static const uint32_t channel_samples_ = 256;
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static const uint32_t frame_samples_ = frame_channels_ * channel_samples_;
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static const uint32_t frame_size_ = sizeof(float) * frame_samples_;
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float frames_[frame_count_][frame_samples_];
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uint32_t current_frame_;
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};
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} // namespace xaudio2
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} // namespace apu
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} // namespace xe
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#endif // XENIA_APU_XAUDIO2_XAUDIO2_AUDIO_DRIVER_H_
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