bool EqEffect::processAudioBuffer( sampleFrame *buf, const fpp_t frames ) { // setup sample exact controls float hpRes = m_eqControls.m_hpResModel.value(); float lowShelfRes = m_eqControls.m_lowShelfResModel.value(); float para1Bw = m_eqControls.m_para1BwModel.value(); float para2Bw = m_eqControls.m_para2BwModel.value(); float para3Bw = m_eqControls.m_para3BwModel.value(); float para4Bw = m_eqControls.m_para4BwModel.value(); float highShelfRes = m_eqControls.m_highShelfResModel.value(); float lpRes = m_eqControls.m_lpResModel.value(); float hpFreq = m_eqControls.m_hpFeqModel.value(); float lowShelfFreq = m_eqControls.m_lowShelfFreqModel.value(); float para1Freq = m_eqControls.m_para1FreqModel.value(); float para2Freq = m_eqControls.m_para2FreqModel.value(); float para3Freq = m_eqControls.m_para3FreqModel.value(); float para4Freq = m_eqControls.m_para4FreqModel.value(); float highShelfFreq = m_eqControls.m_highShelfFreqModel.value(); float lpFreq = m_eqControls.m_lpFreqModel.value(); ValueBuffer *hpResBuffer = m_eqControls.m_hpResModel.valueBuffer(); ValueBuffer *lowShelfResBuffer = m_eqControls.m_lowShelfResModel.valueBuffer(); ValueBuffer *para1BwBuffer = m_eqControls.m_para1BwModel.valueBuffer(); ValueBuffer *para2BwBuffer = m_eqControls.m_para2BwModel.valueBuffer(); ValueBuffer *para3BwBuffer = m_eqControls.m_para3BwModel.valueBuffer(); ValueBuffer *para4BwBuffer = m_eqControls.m_para4BwModel.valueBuffer(); ValueBuffer *highShelfResBuffer = m_eqControls.m_highShelfResModel.valueBuffer(); ValueBuffer *lpResBuffer = m_eqControls.m_lpResModel.valueBuffer(); ValueBuffer *hpFreqBuffer = m_eqControls.m_hpFeqModel.valueBuffer(); ValueBuffer *lowShelfFreqBuffer = m_eqControls.m_lowShelfFreqModel.valueBuffer(); ValueBuffer *para1FreqBuffer = m_eqControls.m_para1FreqModel.valueBuffer(); ValueBuffer *para2FreqBuffer = m_eqControls.m_para2FreqModel.valueBuffer(); ValueBuffer *para3FreqBuffer = m_eqControls.m_para3FreqModel.valueBuffer(); ValueBuffer *para4FreqBuffer = m_eqControls.m_para4FreqModel.valueBuffer(); ValueBuffer *highShelfFreqBuffer = m_eqControls.m_highShelfFreqModel.valueBuffer(); ValueBuffer *lpFreqBuffer = m_eqControls.m_lpFreqModel.valueBuffer(); int hpResInc = hpResBuffer ? 1 : 0; int lowShelfResInc = lowShelfResBuffer ? 1 : 0; int para1BwInc = para1BwBuffer ? 1 : 0; int para2BwInc = para2BwBuffer ? 1 : 0; int para3BwInc = para3BwBuffer ? 1 : 0; int para4BwInc = para4BwBuffer ? 1 : 0; int highShelfResInc = highShelfResBuffer ? 1 : 0; int lpResInc = lpResBuffer ? 1 : 0; int hpFreqInc = hpFreqBuffer ? 1 : 0; int lowShelfFreqInc = lowShelfFreqBuffer ? 1 : 0; int para1FreqInc = para1FreqBuffer ? 1 : 0; int para2FreqInc = para2FreqBuffer ? 1 : 0; int para3FreqInc = para3FreqBuffer ? 1 : 0; int para4FreqInc = para4FreqBuffer ? 1 : 0; int highShelfFreqInc = highShelfFreqBuffer ? 1 : 0; int lpFreqInc = lpFreqBuffer ? 1 : 0; float *hpResPtr = hpResBuffer ? &( hpResBuffer->values()[ 0 ] ) : &hpRes; float *lowShelfResPtr = lowShelfResBuffer ? &( lowShelfResBuffer->values()[ 0 ] ) : &lowShelfRes; float *para1BwPtr = para1BwBuffer ? &( para1BwBuffer->values()[ 0 ] ) : ¶1Bw; float *para2BwPtr = para2BwBuffer ? &( para2BwBuffer->values()[ 0 ] ) : ¶2Bw; float *para3BwPtr = para3BwBuffer ? &( para3BwBuffer->values()[ 0 ] ) : ¶3Bw; float *para4BwPtr = para4BwBuffer ? &( para4BwBuffer->values()[ 0 ] ) : ¶4Bw; float *highShelfResPtr = highShelfResBuffer ? &( highShelfResBuffer->values()[ 0 ] ) : &highShelfRes; float *lpResPtr = lpResBuffer ? &( lpResBuffer->values()[ 0 ] ) : &lpRes; float *hpFreqPtr = hpFreqBuffer ? &( hpFreqBuffer->values()[ 0 ] ) : &hpFreq; float *lowShelfFreqPtr = lowShelfFreqBuffer ? &( lowShelfFreqBuffer->values()[ 0 ] ) : &lowShelfFreq; float *para1FreqPtr = para1FreqBuffer ? &(para1FreqBuffer->values()[ 0 ] ) : ¶1Freq; float *para2FreqPtr = para2FreqBuffer ? &(para2FreqBuffer->values()[ 0 ] ) : ¶2Freq; float *para3FreqPtr = para3FreqBuffer ? &(para3FreqBuffer->values()[ 0 ] ) : ¶3Freq; float *para4FreqPtr = para4FreqBuffer ? &(para4FreqBuffer->values()[ 0 ] ) : ¶4Freq; float *hightShelfFreqPtr = highShelfFreqBuffer ? &(highShelfFreqBuffer->values()[ 0 ] ) : &highShelfFreq; float *lpFreqPtr = lpFreqBuffer ? &(lpFreqBuffer ->values()[ 0 ] ) : &lpFreq; bool hpActive = m_eqControls.m_hpActiveModel.value(); bool hp24Active = m_eqControls.m_hp24Model.value(); bool hp48Active = m_eqControls.m_hp48Model.value(); bool lowShelfActive = m_eqControls.m_lowShelfActiveModel.value(); bool para1Active = m_eqControls.m_para1ActiveModel.value(); bool para2Active = m_eqControls.m_para2ActiveModel.value(); bool para3Active = m_eqControls.m_para3ActiveModel.value(); bool para4Active = m_eqControls.m_para4ActiveModel.value(); bool highShelfActive = m_eqControls.m_highShelfActiveModel.value(); bool lpActive = m_eqControls.m_lpActiveModel.value(); bool lp24Active = m_eqControls.m_lp24Model.value(); bool lp48Active = m_eqControls.m_lp48Model.value(); float lowShelfGain = m_eqControls.m_lowShelfGainModel.value(); float para1Gain = m_eqControls.m_para1GainModel.value(); float para2Gain = m_eqControls.m_para2GainModel.value(); float para3Gain = m_eqControls.m_para3GainModel.value(); float para4Gain = m_eqControls.m_para4GainModel.value(); float highShelfGain = m_eqControls.m_highShelfGainModel.value(); if( !isEnabled() || !isRunning () ) { return( false ); } if( m_eqControls.m_outGainModel.isValueChanged() ) { m_outGain = dbvToAmp(m_eqControls.m_outGainModel.value()); } if( m_eqControls.m_inGainModel.isValueChanged() ) { m_inGain = dbvToAmp(m_eqControls.m_inGainModel.value()); } m_eqControls.m_inProgress = true; double outSum = 0.0; for( fpp_t f = 0; f < frames; ++f ) { outSum += buf[f][0]*buf[f][0] + buf[f][1]*buf[f][1]; } const float outGain = m_outGain; const int sampleRate = Engine::mixer()->processingSampleRate(); sampleFrame m_inPeak = { 0, 0 }; if(m_eqControls.m_analyseInModel.value( true ) && outSum > 0 ) { m_eqControls.m_inFftBands.analyze( buf, frames ); } else { m_eqControls.m_inFftBands.clear(); } gain( buf, frames, m_inGain, &m_inPeak ); m_eqControls.m_inPeakL = m_eqControls.m_inPeakL < m_inPeak[0] ? m_inPeak[0] : m_eqControls.m_inPeakL; m_eqControls.m_inPeakR = m_eqControls.m_inPeakR < m_inPeak[1] ? m_inPeak[1] : m_eqControls.m_inPeakR; for( fpp_t f = 0; f < frames; f++) { if( hpActive ) { m_hp12.setParameters( sampleRate, *hpFreqPtr, *hpResPtr, 1 ); buf[f][0] = m_hp12.update( buf[f][0], 0 ); buf[f][1] = m_hp12.update( buf[f][1], 1 ); if( hp24Active || hp48Active ) { m_hp24.setParameters( sampleRate, *hpFreqPtr, *hpResPtr, 1 ); buf[f][0] = m_hp24.update( buf[f][0], 0 ); buf[f][1] = m_hp24.update( buf[f][1], 1 ); } if( hp48Active ) { m_hp480.setParameters( sampleRate, *hpFreqPtr, *hpResPtr, 1 ); buf[f][0] = m_hp480.update( buf[f][0], 0 ); buf[f][1] = m_hp480.update( buf[f][1], 1 ); m_hp481.setParameters( sampleRate, *hpFreqPtr, *hpResPtr, 1 ); buf[f][0] = m_hp481.update( buf[f][0], 0 ); buf[f][1] = m_hp481.update( buf[f][1], 1 ); } } if( lowShelfActive ) { m_lowShelf.setParameters( sampleRate, *lowShelfFreqPtr, *lowShelfResPtr, lowShelfGain ); buf[f][0] = m_lowShelf.update( buf[f][0], 0 ); buf[f][1] = m_lowShelf.update( buf[f][1], 1 ); } if( para1Active ) { m_para1.setParameters( sampleRate, *para1FreqPtr, *para1BwPtr, para1Gain ); buf[f][0] = m_para1.update( buf[f][0], 0 ); buf[f][1] = m_para1.update( buf[f][1], 1 ); } if( para2Active ) { m_para2.setParameters( sampleRate, *para2FreqPtr, *para2BwPtr, para2Gain ); buf[f][0] = m_para2.update( buf[f][0], 0 ); buf[f][1] = m_para2.update( buf[f][1], 1 ); } if( para3Active ) { m_para3.setParameters( sampleRate, *para3FreqPtr, *para3BwPtr, para3Gain ); buf[f][0] = m_para3.update( buf[f][0], 0 ); buf[f][1] = m_para3.update( buf[f][1], 1 ); } if( para4Active ) { m_para4.setParameters( sampleRate, *para4FreqPtr, *para4BwPtr, para4Gain ); buf[f][0] = m_para4.update( buf[f][0], 0 ); buf[f][1] = m_para4.update( buf[f][1], 1 ); } if( highShelfActive ) { m_highShelf.setParameters( sampleRate, *hightShelfFreqPtr, *highShelfResPtr, highShelfGain ); buf[f][0] = m_highShelf.update( buf[f][0], 0 ); buf[f][1] = m_highShelf.update( buf[f][1], 1 ); } if( lpActive ){ m_lp12.setParameters( sampleRate, *lpFreqPtr, *lpResPtr, 1 ); buf[f][0] = m_lp12.update( buf[f][0], 0 ); buf[f][1] = m_lp12.update( buf[f][1], 1 ); if( lp24Active || lp48Active ) { m_lp24.setParameters( sampleRate, *lpFreqPtr, *lpResPtr, 1 ); buf[f][0] = m_lp24.update( buf[f][0], 0 ); buf[f][1] = m_lp24.update( buf[f][1], 1 ); } if( lp48Active ) { m_lp480.setParameters( sampleRate, *lpFreqPtr, *lpResPtr, 1 ); buf[f][0] = m_lp480.update( buf[f][0], 0 ); buf[f][1] = m_lp480.update( buf[f][1], 1 ); m_lp481.setParameters( sampleRate, *lpFreqPtr, *lpResPtr, 1 ); buf[f][0] = m_lp481.update( buf[f][0], 0 ); buf[f][1] = m_lp481.update( buf[f][1], 1 ); } } //increment pointers if needed hpResPtr += hpResInc; lowShelfResPtr += lowShelfResInc; para1BwPtr += para1BwInc; para2BwPtr += para2BwInc; para3BwPtr += para3BwInc; para4BwPtr += para4BwInc; highShelfResPtr += highShelfResInc; lpResPtr += lpResInc; hpFreqPtr += hpFreqInc; lowShelfFreqPtr += lowShelfFreqInc; para1FreqPtr += para1FreqInc; para2FreqPtr += para2FreqInc; para3FreqPtr += para3FreqInc; para4FreqPtr += para4FreqInc; hightShelfFreqPtr += highShelfFreqInc; lpFreqPtr += lpFreqInc; } sampleFrame outPeak = { 0, 0 }; gain( buf, frames, outGain, &outPeak ); m_eqControls.m_outPeakL = m_eqControls.m_outPeakL < outPeak[0] ? outPeak[0] : m_eqControls.m_outPeakL; m_eqControls.m_outPeakR = m_eqControls.m_outPeakR < outPeak[1] ? outPeak[1] : m_eqControls.m_outPeakR; checkGate( outSum / frames ); if(m_eqControls.m_analyseOutModel.value( true ) && outSum > 0 ) { m_eqControls.m_outFftBands.analyze( buf, frames ); setBandPeaks( &m_eqControls.m_outFftBands , ( int )( sampleRate * 0.5 ) ); } else { m_eqControls.m_outFftBands.clear(); } m_eqControls.m_inProgress = false; return isRunning(); }
bool DelayEffect::processAudioBuffer( sampleFrame* buf, const fpp_t frames ) { if( !isEnabled() || !isRunning () ) { return( false ); } double outSum = 0.0; const float sr = Engine::mixer()->processingSampleRate(); const float d = dryLevel(); const float w = wetLevel(); sample_t dryS[2]; float lPeak = 0.0; float rPeak = 0.0; float length = m_delayControls.m_delayTimeModel.value(); float amplitude = m_delayControls.m_lfoAmountModel.value() * sr; float lfoTime = 1.0 / m_delayControls.m_lfoTimeModel.value(); float feedback = m_delayControls.m_feedbackModel.value(); ValueBuffer *lengthBuffer = m_delayControls.m_delayTimeModel.valueBuffer(); ValueBuffer *feedbackBuffer = m_delayControls.m_feedbackModel.valueBuffer(); ValueBuffer *lfoTimeBuffer = m_delayControls.m_lfoTimeModel.valueBuffer(); ValueBuffer *lfoAmountBuffer = m_delayControls.m_lfoAmountModel.valueBuffer(); int lengthInc = lengthBuffer ? 1 : 0; int amplitudeInc = lfoAmountBuffer ? 1 : 0; int lfoTimeInc = lfoTimeBuffer ? 1 : 0; int feedbackInc = feedbackBuffer ? 1 : 0; float *lengthPtr = lengthBuffer ? &( lengthBuffer->values()[ 0 ] ) : &length; float *amplitudePtr = lfoAmountBuffer ? &( lfoAmountBuffer->values()[ 0 ] ) : &litude; float *lfoTimePtr = lfoTimeBuffer ? &( lfoTimeBuffer->values()[ 0 ] ) : &lfoTime; float *feedbackPtr = feedbackBuffer ? &( feedbackBuffer->values()[ 0 ] ) : &feedback; if( m_delayControls.m_outGainModel.isValueChanged() ) { m_outGain = dbvToAmp( m_delayControls.m_outGainModel.value() ); } int sampleLength; for( fpp_t f = 0; f < frames; ++f ) { dryS[0] = buf[f][0]; dryS[1] = buf[f][1]; m_delay->setFeedback( *feedbackPtr ); m_lfo->setFrequency( *lfoTimePtr ); sampleLength = *lengthPtr * Engine::mixer()->processingSampleRate(); m_currentLength = linearInterpolate( sampleLength, m_currentLength, 0.9999 ); m_delay->setLength( m_currentLength + ( *amplitudePtr * ( float )m_lfo->tick() ) ); m_delay->tick( buf[f] ); buf[f][0] *= m_outGain; buf[f][1] *= m_outGain; lPeak = buf[f][0] > lPeak ? buf[f][0] : lPeak; rPeak = buf[f][1] > rPeak ? buf[f][1] : rPeak; buf[f][0] = ( d * dryS[0] ) + ( w * buf[f][0] ); buf[f][1] = ( d * dryS[1] ) + ( w * buf[f][1] ); outSum += buf[f][0]*buf[f][0] + buf[f][1]*buf[f][1]; lengthPtr += lengthInc; amplitudePtr += amplitudeInc; lfoTimePtr += lfoTimeInc; feedbackPtr += feedbackInc; } checkGate( outSum / frames ); m_delayControls.m_outPeakL = lPeak; m_delayControls.m_outPeakR = rPeak; return isRunning(); }
bool CrossoverEQEffect::processAudioBuffer( sampleFrame* buf, const fpp_t frames ) { if( !isEnabled() || !isRunning () ) { return( false ); } // filters update if( m_needsUpdate || m_controls.m_xover12.isValueChanged() ) { m_lp1.setLowpass( m_controls.m_xover12.value() ); m_lp1.clearHistory(); m_hp2.setHighpass( m_controls.m_xover12.value() ); m_hp2.clearHistory(); } if( m_needsUpdate || m_controls.m_xover23.isValueChanged() ) { m_lp2.setLowpass( m_controls.m_xover23.value() ); m_lp2.clearHistory(); m_hp3.setHighpass( m_controls.m_xover23.value() ); m_hp3.clearHistory(); } if( m_needsUpdate || m_controls.m_xover34.isValueChanged() ) { m_lp3.setLowpass( m_controls.m_xover34.value() ); m_lp3.clearHistory(); m_hp4.setHighpass( m_controls.m_xover34.value() ); m_hp4.clearHistory(); } // gain values update if( m_needsUpdate || m_controls.m_gain1.isValueChanged() ) { m_gain1 = dbvToAmp( m_controls.m_gain1.value() ); } if( m_needsUpdate || m_controls.m_gain2.isValueChanged() ) { m_gain2 = dbvToAmp( m_controls.m_gain2.value() ); } if( m_needsUpdate || m_controls.m_gain3.isValueChanged() ) { m_gain3 = dbvToAmp( m_controls.m_gain3.value() ); } if( m_needsUpdate || m_controls.m_gain4.isValueChanged() ) { m_gain4 = dbvToAmp( m_controls.m_gain4.value() ); } // mute values update const bool mute1 = m_controls.m_mute1.value(); const bool mute2 = m_controls.m_mute2.value(); const bool mute3 = m_controls.m_mute3.value(); const bool mute4 = m_controls.m_mute4.value(); m_needsUpdate = false; memset( m_work, 0, sizeof( sampleFrame ) * frames ); // run temp bands for( int f = 0; f < frames; ++f ) { m_tmp1[f][0] = m_lp2.update( buf[f][0], 0 ); m_tmp1[f][1] = m_lp2.update( buf[f][1], 1 ); m_tmp2[f][0] = m_hp3.update( buf[f][0], 0 ); m_tmp2[f][1] = m_hp3.update( buf[f][1], 1 ); } // run band 1 if( ! mute1 ) { for( int f = 0; f < frames; ++f ) { m_work[f][0] += m_lp1.update( m_tmp1[f][0], 0 ) * m_gain1; m_work[f][1] += m_lp1.update( m_tmp1[f][1], 1 ) * m_gain1; } } // run band 2 if( ! mute2 ) { for( int f = 0; f < frames; ++f ) { m_work[f][0] += m_hp2.update( m_tmp1[f][0], 0 ) * m_gain2; m_work[f][1] += m_hp2.update( m_tmp1[f][1], 1 ) * m_gain2; } } // run band 3 if( ! mute3 ) { for( int f = 0; f < frames; ++f ) { m_work[f][0] += m_lp3.update( m_tmp2[f][0], 0 ) * m_gain3; m_work[f][1] += m_lp3.update( m_tmp2[f][1], 1 ) * m_gain3; } } // run band 4 if( ! mute4 ) { for( int f = 0; f < frames; ++f ) { m_work[f][0] += m_hp4.update( m_tmp2[f][0], 0 ) * m_gain4; m_work[f][1] += m_hp4.update( m_tmp2[f][1], 1 ) * m_gain4; } } const float d = dryLevel(); const float w = wetLevel(); double outSum = 0.0; for( int f = 0; f < frames; ++f ) { outSum = buf[f][0] * buf[f][0] + buf[f][1] * buf[f][1]; buf[f][0] = d * buf[f][0] + w * m_work[f][0]; buf[f][1] = d * buf[f][1] + w * m_work[f][1]; } checkGate( outSum ); return isRunning(); }