83 lines
2.1 KiB
C++
83 lines
2.1 KiB
C++
#pragma once
|
|
#include "stdafx.h"
|
|
#include "EmulationSettings.h"
|
|
#include "../Utilities/LowPassFilter.h"
|
|
#include "../Utilities/blip_buf.h"
|
|
#include "../Utilities/SimpleLock.h"
|
|
#include "IAudioDevice.h"
|
|
#include "Snapshotable.h"
|
|
#include "StereoPanningFilter.h"
|
|
#include "StereoDelayFilter.h"
|
|
#include "ReverbFilter.h"
|
|
#include "WaveRecorder.h"
|
|
|
|
class SoundMixer : public Snapshotable
|
|
{
|
|
public:
|
|
static const uint32_t CycleLength = 10000;
|
|
static const uint32_t BitsPerSample = 16;
|
|
|
|
private:
|
|
static unique_ptr<WaveRecorder> _waveRecorder;
|
|
static SimpleLock _waveRecorderLock;
|
|
static double _fadeRatio;
|
|
static uint32_t _muteFrameCount;
|
|
|
|
static IAudioDevice* AudioDevice;
|
|
static const uint32_t MaxSampleRate = 48000;
|
|
static const uint32_t MaxSamplesPerFrame = MaxSampleRate / 60 * 4; //x4 to allow CPU overclocking up to 10x
|
|
static const uint32_t MaxChannelCount = 11;
|
|
|
|
LowPassFilter _lowPassFilter;
|
|
StereoPanningFilter _stereoPanning;
|
|
StereoDelayFilter _stereoDelay;
|
|
ReverbFilter _reverbFilter;
|
|
|
|
int16_t _previousOutput = 0;
|
|
|
|
vector<uint32_t> _timestamps;
|
|
int16_t _channelOutput[MaxChannelCount][CycleLength];
|
|
int16_t _currentOutput[MaxChannelCount];
|
|
|
|
blip_t* _blipBuf;
|
|
int16_t *_outputBuffer;
|
|
double _volumes[MaxChannelCount];
|
|
|
|
NesModel _model;
|
|
uint32_t _sampleRate;
|
|
uint32_t _clockRate;
|
|
|
|
double GetChannelOutput(AudioChannel channel);
|
|
int16_t GetOutputVolume();
|
|
void EndFrame(uint32_t time);
|
|
|
|
void UpdateRates(bool forceUpdate);
|
|
|
|
protected:
|
|
virtual void StreamState(bool saving);
|
|
|
|
public:
|
|
SoundMixer();
|
|
~SoundMixer();
|
|
|
|
void SetNesModel(NesModel model);
|
|
void Reset();
|
|
|
|
void PlayAudioBuffer(uint32_t cycle);
|
|
void AddDelta(AudioChannel channel, uint32_t time, int16_t delta);
|
|
|
|
void SetExpansionAudioType(AudioChannel channel);
|
|
void AddExpansionAudioDelta(uint32_t time, int16_t delta);
|
|
|
|
static void StartRecording(string filepath);
|
|
static void StopRecording();
|
|
static bool IsRecording();
|
|
|
|
//For NSF/NSFe
|
|
static uint32_t GetMuteFrameCount();
|
|
static void ResetMuteFrameCount();
|
|
static void SetFadeRatio(double fadeRatio);
|
|
|
|
static void StopAudio(bool clearBuffer = false);
|
|
static void RegisterAudioDevice(IAudioDevice *audioDevice);
|
|
};
|