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change AI sampling rate based on framelimit

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degasus
2014-02-11 14:53:53 +01:00
parent ca9fd64df9
commit bbd58b8f6a
2 changed files with 12 additions and 3 deletions
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11
Source/Core/AudioCommon/Mixer.cpp
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@ -7,6 +7,8 @@
#include "AudioCommon.h"
#include "CPUDetect.h"
#include "../Core/Host.h"
#include "ConfigManager.h"
#include "HW/VideoInterface.h"
#include "../Core/HW/AudioInterface.h"
@ -54,8 +56,15 @@ unsigned int CMixer::Mix(short* samples, unsigned int numSamples)
//advance indexR with sample position
//remember fractional offset
u32 framelimit = SConfig::GetInstance().m_Framelimit;
float aid_sample_rate = AudioInterface::GetAIDSampleRate() + offset;
if (framelimit > 2)
{
aid_sample_rate = aid_sample_rate * (framelimit - 1) * 5 / VideoInterface::TargetRefreshRate;
}
static u32 frac = 0;
const u32 ratio = (u32)( 65536.0f * (float)AudioInterface::GetAIDSampleRate() / (float)m_sampleRate + offset );
const u32 ratio = (u32)( 65536.0f * aid_sample_rate / (float)m_sampleRate );
if(ratio > 0x10000)
ERROR_LOG(AUDIO, "ratio out of range");