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Throttler + Mixer: Configureable variance

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This commit is contained in:
degasus
2015-10-25 14:04:42 +01:00
parent 727c745aa8
commit 888c377b57
5 changed files with 13 additions and 7 deletions
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5
Source/Core/AudioCommon/Mixer.cpp
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@ -47,9 +47,12 @@ unsigned int CMixer::MixerFifo::Mix(short* samples, unsigned int numSamples, boo
u32 indexR = m_indexR.load();
u32 indexW = m_indexW.load();
int low_waterwark = m_input_sample_rate * SConfig::GetInstance().iTimingVariance / 1000;
low_waterwark = std::min(low_waterwark, MAX_SAMPLES / 2);
float numLeft = (float)(((indexW - indexR) & INDEX_MASK) / 2);
m_numLeftI = (numLeft + m_numLeftI*(CONTROL_AVG-1)) / CONTROL_AVG;
float offset = (m_numLeftI - LOW_WATERMARK) * CONTROL_FACTOR;
float offset = (m_numLeftI - low_waterwark) * CONTROL_FACTOR;
if (offset > MAX_FREQ_SHIFT) offset = MAX_FREQ_SHIFT;
if (offset < -MAX_FREQ_SHIFT) offset = -MAX_FREQ_SHIFT;