Mesen-SX/Core/SoundResampler.h
Sour 206214ce2b Audio: Replace blip_buf usage with a hermite interpolation resampler
Improves sound - blip_buf was altering the audio output quite a bit compared to the DSP's raw output
2020-02-29 15:58:11 -05:00

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C++

#pragma once
#include "stdafx.h"
#include "../Utilities/HermiteResampler.h"
class Console;
class SoundResampler
{
private:
Console *_console;
double _rateAdjustment = 1.0;
double _previousTargetRate = 0;
double _prevSpcSampleRate = 0;
int32_t _underTarget = 0;
HermiteResampler _resampler;
double GetTargetRateAdjustment();
void UpdateTargetSampleRate(uint32_t sampleRate);
public:
SoundResampler(Console *console);
~SoundResampler();
double GetRateAdjustment();
uint32_t Resample(int16_t *inSamples, uint32_t sampleCount, uint32_t sampleRate, int16_t *outSamples);
};