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Diffstat (limited to 'plugins/MacAU/Srsly/Srsly.cpp')
| -rwxr-xr-x | plugins/MacAU/Srsly/Srsly.cpp | 469 |
1 files changed, 469 insertions, 0 deletions
diff --git a/plugins/MacAU/Srsly/Srsly.cpp b/plugins/MacAU/Srsly/Srsly.cpp new file mode 100755 index 0000000..6e98c0f --- /dev/null +++ b/plugins/MacAU/Srsly/Srsly.cpp @@ -0,0 +1,469 @@ +/* +* File: Srsly.cpp +* +* Version: 1.0 +* +* Created: 9/3/19 +* +* Copyright: Copyright © 2019 Airwindows, All Rights Reserved +* +* Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple Computer, Inc. ("Apple") in +* consideration of your agreement to the following terms, and your use, installation, modification +* or redistribution of this Apple software constitutes acceptance of these terms. If you do +* not agree with these terms, please do not use, install, modify or redistribute this Apple +* software. +* +* In consideration of your agreement to abide by the following terms, and subject to these terms, +* Apple grants you a personal, non-exclusive license, under Apple's copyrights in this +* original Apple software (the "Apple Software"), to use, reproduce, modify and redistribute the +* Apple Software, with or without modifications, in source and/or binary forms; provided that if you +* redistribute the Apple Software in its entirety and without modifications, you must retain this +* notice and the following text and disclaimers in all such redistributions of the Apple Software. +* Neither the name, trademarks, service marks or logos of Apple Computer, Inc. may be used to +* endorse or promote products derived from the Apple Software without specific prior written +* permission from Apple. Except as expressly stated in this notice, no other rights or +* licenses, express or implied, are granted by Apple herein, including but not limited to any +* patent rights that may be infringed by your derivative works or by other works in which the +* Apple Software may be incorporated. +* +* The Apple Software is provided by Apple on an "AS IS" basis. APPLE MAKES NO WARRANTIES, EXPRESS OR +* IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY +* AND FITNESS FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND OPERATION ALONE +* OR IN COMBINATION WITH YOUR PRODUCTS. +* +* IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR CONSEQUENTIAL +* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS +* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE, +* REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED AND WHETHER +* UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN +* IF APPLE HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +* +*/ +/*============================================================================= + Srsly.cpp + +=============================================================================*/ +#include "Srsly.h" + + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +COMPONENT_ENTRY(Srsly) + + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// Srsly::Srsly +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +Srsly::Srsly(AudioUnit component) + : AUEffectBase(component) +{ + CreateElements(); + Globals()->UseIndexedParameters(kNumberOfParameters); + SetParameter(kParam_One, kDefaultValue_ParamOne ); + SetParameter(kParam_Two, kDefaultValue_ParamTwo ); + SetParameter(kParam_Three, kDefaultValue_ParamThree ); + SetParameter(kParam_Four, kDefaultValue_ParamFour ); + SetParameter(kParam_Five, kDefaultValue_ParamFive ); + +#if AU_DEBUG_DISPATCHER + mDebugDispatcher = new AUDebugDispatcher (this); +#endif + +} + + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// Srsly::GetParameterValueStrings +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +ComponentResult Srsly::GetParameterValueStrings(AudioUnitScope inScope, + AudioUnitParameterID inParameterID, + CFArrayRef * outStrings) +{ + + return kAudioUnitErr_InvalidProperty; +} + + + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// Srsly::GetParameterInfo +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +ComponentResult Srsly::GetParameterInfo(AudioUnitScope inScope, + AudioUnitParameterID inParameterID, + AudioUnitParameterInfo &outParameterInfo ) +{ + ComponentResult result = noErr; + + outParameterInfo.flags = kAudioUnitParameterFlag_IsWritable + | kAudioUnitParameterFlag_IsReadable; + + if (inScope == kAudioUnitScope_Global) { + switch(inParameterID) + { + case kParam_One: + AUBase::FillInParameterName (outParameterInfo, kParameterOneName, false); + outParameterInfo.unit = kAudioUnitParameterUnit_Generic; + outParameterInfo.minValue = 0.0; + outParameterInfo.maxValue = 1.0; + outParameterInfo.defaultValue = kDefaultValue_ParamOne; + break; + case kParam_Two: + AUBase::FillInParameterName (outParameterInfo, kParameterTwoName, false); + outParameterInfo.unit = kAudioUnitParameterUnit_Generic; + outParameterInfo.minValue = 0.0; + outParameterInfo.maxValue = 1.0; + outParameterInfo.defaultValue = kDefaultValue_ParamTwo; + break; + case kParam_Three: + AUBase::FillInParameterName (outParameterInfo, kParameterThreeName, false); + outParameterInfo.unit = kAudioUnitParameterUnit_Generic; + outParameterInfo.minValue = 0.0; + outParameterInfo.maxValue = 1.0; + outParameterInfo.defaultValue = kDefaultValue_ParamThree; + break; + case kParam_Four: + AUBase::FillInParameterName (outParameterInfo, kParameterFourName, false); + outParameterInfo.unit = kAudioUnitParameterUnit_Generic; + outParameterInfo.minValue = 0.0; + outParameterInfo.maxValue = 1.0; + outParameterInfo.defaultValue = kDefaultValue_ParamFour; + break; + case kParam_Five: + AUBase::FillInParameterName (outParameterInfo, kParameterFiveName, false); + outParameterInfo.unit = kAudioUnitParameterUnit_Generic; + outParameterInfo.minValue = 0.0; + outParameterInfo.maxValue = 1.0; + outParameterInfo.defaultValue = kDefaultValue_ParamFive; + break; + default: + result = kAudioUnitErr_InvalidParameter; + break; + } + } else { + result = kAudioUnitErr_InvalidParameter; + } + + + + return result; +} + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// Srsly::GetPropertyInfo +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +ComponentResult Srsly::GetPropertyInfo (AudioUnitPropertyID inID, + AudioUnitScope inScope, + AudioUnitElement inElement, + UInt32 & outDataSize, + Boolean & outWritable) +{ + return AUEffectBase::GetPropertyInfo (inID, inScope, inElement, outDataSize, outWritable); +} + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// state that plugin supports only stereo-in/stereo-out processing +UInt32 Srsly::SupportedNumChannels(const AUChannelInfo ** outInfo) +{ + if (outInfo != NULL) + { + static AUChannelInfo info; + info.inChannels = 2; + info.outChannels = 2; + *outInfo = &info; + } + + return 1; +} + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// Srsly::GetProperty +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +ComponentResult Srsly::GetProperty( AudioUnitPropertyID inID, + AudioUnitScope inScope, + AudioUnitElement inElement, + void * outData ) +{ + return AUEffectBase::GetProperty (inID, inScope, inElement, outData); +} + +// Srsly::Initialize +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +ComponentResult Srsly::Initialize() +{ + ComponentResult result = AUEffectBase::Initialize(); + if (result == noErr) + Reset(kAudioUnitScope_Global, 0); + return result; +} + +#pragma mark ____SrslyEffectKernel + + + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// Srsly::SrslyKernel::Reset() +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +ComponentResult Srsly::Reset(AudioUnitScope inScope, AudioUnitElement inElement) +{ + for (int x = 0; x < 11; x++) { + biquadM2[x] = 0.0; + biquadM7[x] = 0.0; + biquadM10[x] = 0.0; + biquadL3[x] = 0.0; + biquadL7[x] = 0.0; + biquadR3[x] = 0.0; + biquadR7[x] = 0.0; + biquadS3[x] = 0.0; + biquadS5[x] = 0.0; + } + fpd = 17; + return noErr; +} + +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// Srsly::ProcessBufferLists +//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +OSStatus Srsly::ProcessBufferLists(AudioUnitRenderActionFlags & ioActionFlags, + const AudioBufferList & inBuffer, + AudioBufferList & outBuffer, + UInt32 inFramesToProcess) +{ + Float32 * inputL = (Float32*)(inBuffer.mBuffers[0].mData); + Float32 * inputR = (Float32*)(inBuffer.mBuffers[1].mData); + Float32 * outputL = (Float32*)(outBuffer.mBuffers[0].mData); + Float32 * outputR = (Float32*)(outBuffer.mBuffers[1].mData); + UInt32 nSampleFrames = inFramesToProcess; + + Float64 sampleRate = GetSampleRate(); + if (sampleRate < 22000) sampleRate = 22000; //keep biquads in range + long double tempSample; + + biquadM2[0] = 2000 / sampleRate; //up + biquadM7[0] = 7000 / sampleRate; //down + biquadM10[0] = 10000 / sampleRate; //down + + biquadL3[0] = 3000 / sampleRate; //up + biquadL7[0] = 7000 / sampleRate; //way up + biquadR3[0] = 3000 / sampleRate; //up + biquadR7[0] = 7000 / sampleRate; //way up + + biquadS3[0] = 3000 / sampleRate; //up + biquadS5[0] = 5000 / sampleRate; //way down + + Float64 focusM = 15.0-(GetParameter( kParam_One )*10.0); + Float64 focusS = 20.0-(GetParameter( kParam_Two )*15.0); + Float64 Q = GetParameter( kParam_Four )+0.25; //add Q control: from half to double intensity + + biquadM2[1] = focusM*0.25*Q; //Q, mid 2K boost is much broader + biquadM7[1] = focusM*Q; //Q + biquadM10[1] = focusM*Q; //Q + biquadS3[1] = focusM*Q; //Q + biquadS5[1] = focusM*Q; //Q + + biquadL3[1] = focusS*Q; //Q + biquadL7[1] = focusS*Q; //Q + biquadR3[1] = focusS*Q; //Q + biquadR7[1] = focusS*Q; //Q + + double K = tan(M_PI * biquadM2[0]); + double norm = 1.0 / (1.0 + K / biquadM2[1] + K * K); + biquadM2[2] = K / biquadM2[1] * norm; + biquadM2[4] = -biquadM2[2]; + biquadM2[5] = 2.0 * (K * K - 1.0) * norm; + biquadM2[6] = (1.0 - K / biquadM2[1] + K * K) * norm; + + K = tan(M_PI * biquadM7[0]); + norm = 1.0 / (1.0 + K / biquadM7[1] + K * K); + biquadM7[2] = K / biquadM7[1] * norm; + biquadM7[4] = -biquadM7[2]; + biquadM7[5] = 2.0 * (K * K - 1.0) * norm; + biquadM7[6] = (1.0 - K / biquadM7[1] + K * K) * norm; + + K = tan(M_PI * biquadM10[0]); + norm = 1.0 / (1.0 + K / biquadM10[1] + K * K); + biquadM10[2] = K / biquadM10[1] * norm; + biquadM10[4] = -biquadM10[2]; + biquadM10[5] = 2.0 * (K * K - 1.0) * norm; + biquadM10[6] = (1.0 - K / biquadM10[1] + K * K) * norm; + + K = tan(M_PI * biquadL3[0]); + norm = 1.0 / (1.0 + K / biquadL3[1] + K * K); + biquadL3[2] = K / biquadL3[1] * norm; + biquadL3[4] = -biquadL3[2]; + biquadL3[5] = 2.0 * (K * K - 1.0) * norm; + biquadL3[6] = (1.0 - K / biquadL3[1] + K * K) * norm; + + K = tan(M_PI * biquadL7[0]); + norm = 1.0 / (1.0 + K / biquadL7[1] + K * K); + biquadL7[2] = K / biquadL7[1] * norm; + biquadL7[4] = -biquadL7[2]; + biquadL7[5] = 2.0 * (K * K - 1.0) * norm; + biquadL7[6] = (1.0 - K / biquadL7[1] + K * K) * norm; + + K = tan(M_PI * biquadR3[0]); + norm = 1.0 / (1.0 + K / biquadR3[1] + K * K); + biquadR3[2] = K / biquadR3[1] * norm; + biquadR3[4] = -biquadR3[2]; + biquadR3[5] = 2.0 * (K * K - 1.0) * norm; + biquadR3[6] = (1.0 - K / biquadR3[1] + K * K) * norm; + + K = tan(M_PI * biquadR7[0]); + norm = 1.0 / (1.0 + K / biquadR7[1] + K * K); + biquadR7[2] = K / biquadR7[1] * norm; + biquadR7[4] = -biquadR7[2]; + biquadR7[5] = 2.0 * (K * K - 1.0) * norm; + biquadR7[6] = (1.0 - K / biquadR7[1] + K * K) * norm; + + K = tan(M_PI * biquadS3[0]); + norm = 1.0 / (1.0 + K / biquadS3[1] + K * K); + biquadS3[2] = K / biquadS3[1] * norm; + biquadS3[4] = -biquadS3[2]; + biquadS3[5] = 2.0 * (K * K - 1.0) * norm; + biquadS3[6] = (1.0 - K / biquadS3[1] + K * K) * norm; + + K = tan(M_PI * biquadS5[0]); + norm = 1.0 / (1.0 + K / biquadS5[1] + K * K); + biquadS5[2] = K / biquadS5[1] * norm; + biquadS5[4] = -biquadS5[2]; + biquadS5[5] = 2.0 * (K * K - 1.0) * norm; + biquadS5[6] = (1.0 - K / biquadS5[1] + K * K) * norm; + + Float64 depthM = pow(GetParameter( kParam_One ),2)*2.0; //proportion to mix in the filtered stuff + Float64 depthS = pow(GetParameter( kParam_Two ),2)*2.0; //proportion to mix in the filtered stuff + Float64 level = GetParameter( kParam_Three ); //output pad + Float64 wet = GetParameter( kParam_Five ); //dry/wet + + //biquad contains these values: + //[0] is frequency: 0.000001 to 0.499999 is near-zero to near-Nyquist + //[1] is resonance, 0.7071 is Butterworth. Also can't be zero + //[2] is a0 but you need distinct ones for additional biquad instances so it's here + //[3] is a1 but you need distinct ones for additional biquad instances so it's here + //[4] is a2 but you need distinct ones for additional biquad instances so it's here + //[5] is b1 but you need distinct ones for additional biquad instances so it's here + //[6] is b2 but you need distinct ones for additional biquad instances so it's here + //[7] is LEFT stored delayed sample (freq and res are stored so you can move them sample by sample) + //[8] is LEFT stored delayed sample (you have to include the coefficient making code if you do that) + //[9] is RIGHT stored delayed sample (freq and res are stored so you can move them sample by sample) + //[10] is RIGHT stored delayed sample (you have to include the coefficient making code if you do that) + + while (nSampleFrames-- > 0) { + long double inputSampleL = *inputL; + long double inputSampleR = *inputR; + if (fabs(inputSampleL)<1.18e-37) inputSampleL = fpd * 1.18e-37; + if (fabs(inputSampleR)<1.18e-37) inputSampleR = fpd * 1.18e-37; + long double drySampleL = inputSampleL; + long double drySampleR = inputSampleR; + + inputSampleL = sin(inputSampleL); + inputSampleR = sin(inputSampleR); + //encode Console5: good cleanness + + long double mid = inputSampleL + inputSampleR; + long double rawmid = mid * 0.5; //we'll use this to isolate L&R a little + long double side = inputSampleL - inputSampleR; + long double boostside = side * depthS; + //assign mid and side.Between these sections, you can do mid/side processing + + tempSample = (mid * biquadM2[2]) + biquadM2[7]; + biquadM2[7] = (-tempSample * biquadM2[5]) + biquadM2[8]; + biquadM2[8] = (mid * biquadM2[4]) - (tempSample * biquadM2[6]); + long double M2Sample = tempSample; //like mono AU, 7 and 8 store L channel + + tempSample = (mid * biquadM7[2]) + biquadM7[7]; + biquadM7[7] = (-tempSample * biquadM7[5]) + biquadM7[8]; + biquadM7[8] = (mid * biquadM7[4]) - (tempSample * biquadM7[6]); + long double M7Sample = -tempSample*2.0; //like mono AU, 7 and 8 store L channel + + tempSample = (mid * biquadM10[2]) + biquadM10[7]; + biquadM10[7] = (-tempSample * biquadM10[5]) + biquadM10[8]; + biquadM10[8] = (mid * biquadM10[4]) - (tempSample * biquadM10[6]); + long double M10Sample = -tempSample*2.0; //like mono AU, 7 and 8 store L channel + //mid + + tempSample = (side * biquadS3[2]) + biquadS3[7]; + biquadS3[7] = (-tempSample * biquadS3[5]) + biquadS3[8]; + biquadS3[8] = (side * biquadS3[4]) - (tempSample * biquadS3[6]); + long double S3Sample = tempSample*2.0; //like mono AU, 7 and 8 store L channel + + tempSample = (side * biquadS5[2]) + biquadS5[7]; + biquadS5[7] = (-tempSample * biquadS5[5]) + biquadS5[8]; + biquadS5[8] = (side * biquadS5[4]) - (tempSample * biquadS5[6]); + long double S5Sample = -tempSample*5.0; //like mono AU, 7 and 8 store L channel + + mid = (M2Sample + M7Sample + M10Sample)*depthM; + side = (S3Sample + S5Sample + boostside)*depthS; + + long double msOutSampleL = (mid+side)/2.0; + long double msOutSampleR = (mid-side)/2.0; + //unassign mid and side + + long double isoSampleL = inputSampleL-rawmid; + long double isoSampleR = inputSampleR-rawmid; //trying to isolate L and R a little + + tempSample = (isoSampleL * biquadL3[2]) + biquadL3[7]; + biquadL3[7] = (-tempSample * biquadL3[5]) + biquadL3[8]; + biquadL3[8] = (isoSampleL * biquadL3[4]) - (tempSample * biquadL3[6]); + long double L3Sample = tempSample; //like mono AU, 7 and 8 store L channel + + tempSample = (isoSampleR * biquadR3[2]) + biquadR3[9]; + biquadR3[9] = (-tempSample * biquadR3[5]) + biquadR3[10]; + biquadR3[10] = (isoSampleR * biquadR3[4]) - (tempSample * biquadR3[6]); + long double R3Sample = tempSample; //note: 9 and 10 store the R channel + + tempSample = (isoSampleL * biquadL7[2]) + biquadL7[7]; + biquadL7[7] = (-tempSample * biquadL7[5]) + biquadL7[8]; + biquadL7[8] = (isoSampleL * biquadL7[4]) - (tempSample * biquadL7[6]); + long double L7Sample = tempSample*3.0; //like mono AU, 7 and 8 store L channel + + tempSample = (isoSampleR * biquadR7[2]) + biquadR7[9]; + biquadR7[9] = (-tempSample * biquadR7[5]) + biquadR7[10]; + biquadR7[10] = (isoSampleR * biquadR7[4]) - (tempSample * biquadR7[6]); + long double R7Sample = tempSample*3.0; //note: 9 and 10 store the R channel + + long double processingL = msOutSampleL + ((L3Sample + L7Sample)*depthS); + long double processingR = msOutSampleR + ((R3Sample + R7Sample)*depthS); + //done with making filters, now we apply them + + inputSampleL += processingL; + inputSampleR += processingR; + + if (level < 1.0) { + inputSampleL *= level; + inputSampleR *= level; + } + + if (inputSampleL > 1.0) inputSampleL = 1.0; + if (inputSampleL < -1.0) inputSampleL = -1.0; + if (inputSampleR > 1.0) inputSampleR = 1.0; + if (inputSampleR < -1.0) inputSampleR = -1.0; + //without this, you can get a NaN condition where it spits out DC offset at full blast! + inputSampleL = asin(inputSampleL); + inputSampleR = asin(inputSampleR); + //amplitude aspect + + if (wet < 1.0) { + inputSampleL = (inputSampleL * wet)+(drySampleL * (1.0-wet)); + inputSampleR = (inputSampleR * wet)+(drySampleR * (1.0-wet)); + } + + //begin 32 bit stereo floating point dither + int expon; frexpf((float)inputSampleL, &expon); + fpd ^= fpd << 13; fpd ^= fpd >> 17; fpd ^= fpd << 5; + inputSampleL += ((double(fpd)-uint32_t(0x7fffffff)) * 5.5e-36l * pow(2,expon+62)); + frexpf((float)inputSampleR, &expon); + fpd ^= fpd << 13; fpd ^= fpd >> 17; fpd ^= fpd << 5; + inputSampleR += ((double(fpd)-uint32_t(0x7fffffff)) * 5.5e-36l * pow(2,expon+62)); + //end 32 bit stereo floating point dither + + *outputL = inputSampleL; + *outputR = inputSampleR; + //direct stereo out + + inputL += 1; + inputR += 1; + outputL += 1; + outputR += 1; + } + return noErr; +} + |