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/*
* File: Tape.h
*
* Version: 1.0
*
* Created: 1/21/20
*
* Copyright: Copyright � 2020 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.
*
*/
#include "AUEffectBase.h"
#include "TapeVersion.h"
#if AU_DEBUG_DISPATCHER
#include "AUDebugDispatcher.h"
#endif
#ifndef __Tape_h__
#define __Tape_h__
#pragma mark ____Tape Parameters
// parameters
static const float kDefaultValue_ParamOne = 0.0;
static CFStringRef kParameterOneName = CFSTR("Slam");
enum {
kParam_One =0,
//Add your parameters here...
kNumberOfParameters=1
};
#pragma mark ____Tape
class Tape : public AUEffectBase
{
public:
Tape(AudioUnit component);
#if AU_DEBUG_DISPATCHER
virtual ~Tape () { delete mDebugDispatcher; }
#endif
virtual AUKernelBase * NewKernel() { return new TapeKernel(this); }
virtual ComponentResult GetParameterValueStrings(AudioUnitScope inScope,
AudioUnitParameterID inParameterID,
CFArrayRef * outStrings);
virtual ComponentResult GetParameterInfo(AudioUnitScope inScope,
AudioUnitParameterID inParameterID,
AudioUnitParameterInfo &outParameterInfo);
virtual ComponentResult GetPropertyInfo(AudioUnitPropertyID inID,
AudioUnitScope inScope,
AudioUnitElement inElement,
UInt32 & outDataSize,
Boolean & outWritable );
virtual ComponentResult GetProperty(AudioUnitPropertyID inID,
AudioUnitScope inScope,
AudioUnitElement inElement,
void * outData);
virtual ComponentResult Initialize();
virtual bool SupportsTail () { return true; }
virtual Float64 GetTailTime() {return (1.0/GetSampleRate())*0.0;} //in SECONDS! gsr * a number = in samples
virtual Float64 GetLatency() {return (1.0/GetSampleRate())*0.0;} // in SECONDS! gsr * a number = in samples
/*! @method Version */
virtual ComponentResult Version() { return kTapeVersion; }
protected:
class TapeKernel : public AUKernelBase // most of the real work happens here
{
public:
TapeKernel(AUEffectBase *inAudioUnit )
: AUKernelBase(inAudioUnit)
{
}
// *Required* overides for the process method for this effect
// processes one channel of interleaved samples
virtual void Process( const Float32 *inSourceP,
Float32 *inDestP,
UInt32 inFramesToProcess,
UInt32 inNumChannels,
bool &ioSilence);
virtual void Reset();
private:
Float64 iirMidRollerA;
Float64 iirMidRollerB;
Float64 iirHeadBumpA;
Float64 iirHeadBumpB;
bool flip;
long double biquadA[9];
long double biquadB[9];
long double biquadC[9];
long double biquadD[9];
long double lastSample;
uint32_t fpd;
};
};
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
#endif
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