mirror of
https://github.com/airwindows/airwindows.git
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200 lines
No EOL
6.4 KiB
C++
200 lines
No EOL
6.4 KiB
C++
/*
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* File: YNotch.h
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*
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* Version: 1.0
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*
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* Created: 5/24/21
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*
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* Copyright: Copyright © 2021 Airwindows, Airwindows uses the MIT license
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*
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* Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple Computer, Inc. ("Apple") in
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* consideration of your agreement to the following terms, and your use, installation, modification
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* or redistribution of this Apple software constitutes acceptance of these terms. If you do
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* not agree with these terms, please do not use, install, modify or redistribute this Apple
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* software.
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*
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* In consideration of your agreement to abide by the following terms, and subject to these terms,
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* Apple grants you a personal, non-exclusive license, under Apple's copyrights in this
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* original Apple software (the "Apple Software"), to use, reproduce, modify and redistribute the
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* Apple Software, with or without modifications, in source and/or binary forms; provided that if you
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* redistribute the Apple Software in its entirety and without modifications, you must retain this
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* notice and the following text and disclaimers in all such redistributions of the Apple Software.
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* Neither the name, trademarks, service marks or logos of Apple Computer, Inc. may be used to
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* endorse or promote products derived from the Apple Software without specific prior written
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* permission from Apple. Except as expressly stated in this notice, no other rights or
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* licenses, express or implied, are granted by Apple herein, including but not limited to any
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* patent rights that may be infringed by your derivative works or by other works in which the
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* Apple Software may be incorporated.
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*
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* The Apple Software is provided by Apple on an "AS IS" basis. APPLE MAKES NO WARRANTIES, EXPRESS OR
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* IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY
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* AND FITNESS FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND OPERATION ALONE
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* OR IN COMBINATION WITH YOUR PRODUCTS.
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*
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* IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE,
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* REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED AND WHETHER
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* UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN
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* IF APPLE HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include "AUEffectBase.h"
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#include "YNotchVersion.h"
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#if AU_DEBUG_DISPATCHER
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#include "AUDebugDispatcher.h"
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#endif
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#ifndef __YNotch_h__
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#define __YNotch_h__
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#pragma mark ____YNotch Parameters
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// parameters
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static const float kDefaultValue_ParamOne = 0.1;
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static const float kDefaultValue_ParamTwo = 0.5;
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static const float kDefaultValue_ParamThree = 0.1;
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static const float kDefaultValue_ParamFour = 0.1;
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static const float kDefaultValue_ParamFive = 1.0;
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static const float kDefaultValue_ParamSix = 1.0;
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static CFStringRef kParameterOneName = CFSTR("Gain");
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static CFStringRef kParameterTwoName = CFSTR("Freq");
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static CFStringRef kParameterThreeName = CFSTR("Reson8");
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static CFStringRef kParameterFourName = CFSTR("ResEdge");
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static CFStringRef kParameterFiveName = CFSTR("Output");
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static CFStringRef kParameterSixName = CFSTR("Dry/Wet");
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//Alter the name if desired, but using the plugin name is a start
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enum {
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kParam_One =0,
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kParam_Two =1,
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kParam_Three =2,
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kParam_Four =3,
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kParam_Five =4,
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kParam_Six =5,
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//Add your parameters here...
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kNumberOfParameters=6
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};
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#pragma mark ____YNotch
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class YNotch : public AUEffectBase
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{
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public:
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YNotch(AudioUnit component);
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#if AU_DEBUG_DISPATCHER
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virtual ~YNotch () { delete mDebugDispatcher; }
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#endif
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virtual AUKernelBase * NewKernel() { return new YNotchKernel(this); }
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virtual ComponentResult GetParameterValueStrings(AudioUnitScope inScope,
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AudioUnitParameterID inParameterID,
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CFArrayRef * outStrings);
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virtual ComponentResult GetParameterInfo(AudioUnitScope inScope,
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AudioUnitParameterID inParameterID,
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AudioUnitParameterInfo &outParameterInfo);
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virtual ComponentResult GetPropertyInfo(AudioUnitPropertyID inID,
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AudioUnitScope inScope,
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AudioUnitElement inElement,
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UInt32 & outDataSize,
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Boolean & outWritable );
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virtual ComponentResult GetProperty(AudioUnitPropertyID inID,
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AudioUnitScope inScope,
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AudioUnitElement inElement,
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void * outData);
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virtual ComponentResult Initialize();
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virtual bool SupportsTail () { return true; }
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virtual Float64 GetTailTime() {return (1.0/GetSampleRate())*0.0;} //in SECONDS! gsr * a number = in samples
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virtual Float64 GetLatency() {return (1.0/GetSampleRate())*0.0;} // in SECONDS! gsr * a number = in samples
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/*! @method Version */
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virtual ComponentResult Version() { return kYNotchVersion; }
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protected:
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class YNotchKernel : public AUKernelBase // most of the real work happens here
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{
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public:
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YNotchKernel(AUEffectBase *inAudioUnit )
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: AUKernelBase(inAudioUnit)
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{
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}
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// *Required* overides for the process method for this effect
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// processes one channel of interleaved samples
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virtual void Process( const Float32 *inSourceP,
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Float32 *inDestP,
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UInt32 inFramesToProcess,
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UInt32 inNumChannels,
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bool &ioSilence);
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virtual void Reset();
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private:
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enum {
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biq_freq,
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biq_reso,
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biq_a0,
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biq_a1,
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biq_a2,
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biq_b1,
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biq_b2,
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biq_aA0,
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biq_aA1,
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biq_aA2,
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biq_bA1,
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biq_bA2,
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biq_aB0,
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biq_aB1,
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biq_aB2,
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biq_bB1,
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biq_bB2,
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biq_sL1,
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biq_sL2,
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biq_sR1,
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biq_sR2,
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biq_total
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}; //coefficient interpolating biquad filter, stereo
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double biquad[biq_total];
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double powFactorA;
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double powFactorB;
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double inTrimA;
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double inTrimB;
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double outTrimA;
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double outTrimB;
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enum {
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fix_freq,
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fix_reso,
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fix_a0,
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fix_a1,
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fix_a2,
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fix_b1,
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fix_b2,
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fix_sL1,
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fix_sL2,
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fix_sR1,
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fix_sR2,
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fix_total
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}; //fixed frequency biquad filter for ultrasonics, stereo
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double fixA[fix_total];
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double fixB[fix_total];
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uint32_t fpd;
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};
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};
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//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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#endif |