mirror of
https://github.com/godotengine/godot.git
synced 2024-11-27 09:16:35 +08:00
110 lines
4.1 KiB
C++
110 lines
4.1 KiB
C++
/*************************************************************************/
|
|
/* audio_driver_xaudio2.h */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md) */
|
|
/* */
|
|
/* Permission is hereby granted, free of charge, to any person obtaining */
|
|
/* a copy of this software and associated documentation files (the */
|
|
/* "Software"), to deal in the Software without restriction, including */
|
|
/* without limitation the rights to use, copy, modify, merge, publish, */
|
|
/* distribute, sublicense, and/or sell copies of the Software, and to */
|
|
/* permit persons to whom the Software is furnished to do so, subject to */
|
|
/* the following conditions: */
|
|
/* */
|
|
/* The above copyright notice and this permission notice shall be */
|
|
/* included in all copies or substantial portions of the Software. */
|
|
/* */
|
|
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
|
|
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
|
|
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
|
|
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
|
|
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
|
|
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
|
|
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
|
|
/*************************************************************************/
|
|
#ifndef AUDIO_DRIVER_XAUDIO2_H
|
|
#define AUDIO_DRIVER_XAUDIO2_H
|
|
|
|
#include "core/os/mutex.h"
|
|
#include "core/os/thread.h"
|
|
#include "servers/audio_server.h"
|
|
|
|
#include <mmsystem.h>
|
|
#include <windows.h>
|
|
#include <wrl/client.h>
|
|
#include <xaudio2.h>
|
|
|
|
class AudioDriverXAudio2 : public AudioDriver {
|
|
|
|
enum {
|
|
AUDIO_BUFFERS = 2
|
|
};
|
|
|
|
struct XAudio2DriverVoiceCallback : public IXAudio2VoiceCallback {
|
|
|
|
HANDLE buffer_end_event;
|
|
XAudio2DriverVoiceCallback() :
|
|
buffer_end_event(CreateEvent(NULL, FALSE, FALSE, NULL)) {}
|
|
void STDMETHODCALLTYPE OnBufferEnd(void *pBufferContext) { /*print_line("buffer ended");*/
|
|
SetEvent(buffer_end_event);
|
|
}
|
|
|
|
//Unused methods are stubs
|
|
void STDMETHODCALLTYPE OnStreamEnd() {}
|
|
void STDMETHODCALLTYPE OnVoiceProcessingPassEnd() {}
|
|
void STDMETHODCALLTYPE OnVoiceProcessingPassStart(UINT32 SamplesRequired) {}
|
|
void STDMETHODCALLTYPE OnBufferStart(void *pBufferContext) {}
|
|
void STDMETHODCALLTYPE OnLoopEnd(void *pBufferContext) {}
|
|
void STDMETHODCALLTYPE OnVoiceError(void *pBufferContext, HRESULT Error) {}
|
|
};
|
|
|
|
Thread *thread;
|
|
Mutex *mutex;
|
|
|
|
int32_t *samples_in;
|
|
int16_t *samples_out[AUDIO_BUFFERS];
|
|
|
|
static void thread_func(void *p_udata);
|
|
int buffer_size;
|
|
|
|
unsigned int mix_rate;
|
|
SpeakerMode speaker_mode;
|
|
|
|
int channels;
|
|
|
|
bool active;
|
|
bool thread_exited;
|
|
mutable bool exit_thread;
|
|
bool pcm_open;
|
|
|
|
WAVEFORMATEX wave_format;
|
|
Microsoft::WRL::ComPtr<IXAudio2> xaudio;
|
|
int current_buffer;
|
|
IXAudio2MasteringVoice *mastering_voice;
|
|
XAUDIO2_BUFFER xaudio_buffer[AUDIO_BUFFERS];
|
|
IXAudio2SourceVoice *source_voice;
|
|
XAudio2DriverVoiceCallback voice_callback;
|
|
|
|
public:
|
|
const char *get_name() const;
|
|
|
|
virtual Error init();
|
|
virtual void start();
|
|
virtual int get_mix_rate() const;
|
|
virtual SpeakerMode get_speaker_mode() const;
|
|
virtual float get_latency();
|
|
virtual void lock();
|
|
virtual void unlock();
|
|
virtual void finish();
|
|
|
|
AudioDriverXAudio2();
|
|
~AudioDriverXAudio2();
|
|
};
|
|
|
|
#endif
|