andrewm@0: /*
andrewm@0: This code accompanies the textbook:
andrewm@0:
andrewm@0: Digital Audio Effects: Theory, Implementation and Application
andrewm@0: Joshua D. Reiss and Andrew P. McPherson
andrewm@0:
andrewm@0: ---
andrewm@0:
andrewm@0: Reverb: algorithmic reverb effect based on MVerb
andrewm@0: See textbook Chapter 11: Reverberation
andrewm@0:
andrewm@0: Original code by Martin Eastwood: MVerb (see MVerb.h)
andrewm@0: Adapted for JUCE by Brecht De Man
andrewm@0:
andrewm@0: When using this code (or a modified version thereof) please cite:
andrewm@0:
andrewm@0: R. Stables, S. Enderby, B. De Man, G. Fazekas, J. D. Reiss, "SAFE:
andrewm@0: A System for the Extraction and Retrieval of Semantic Audio
andrewm@0: Descriptors," 15th International Society for Music Information
andrewm@0: Retrieval Conference (ISMIR 2014), 2014.
andrewm@0:
andrewm@0: ---
andrewm@0:
andrewm@0: This program is free software: you can redistribute it and/or modify
andrewm@0: it under the terms of the GNU General Public License as published by
andrewm@0: the Free Software Foundation, either version 3 of the License, or
andrewm@0: (at your option) any later version.
andrewm@0:
andrewm@0: This program is distributed in the hope that it will be useful,
andrewm@0: but WITHOUT ANY WARRANTY; without even the implied warranty of
andrewm@0: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
andrewm@0: GNU General Public License for more details.
andrewm@0:
andrewm@0: You should have received a copy of the GNU General Public License
andrewm@0: along with this program. If not, see .
andrewm@0: */
andrewm@0:
andrewm@0:
andrewm@0: #ifndef __PLUGINPROCESSOR_H_88534BAA__
andrewm@0: #define __PLUGINPROCESSOR_H_88534BAA__
andrewm@0:
andrewm@0: #include "../JuceLibraryCode/JuceHeader.h"
andrewm@0: #include "MVerb.h"
andrewm@0: #include
andrewm@0:
andrewm@0: class ReverbAudioProcessor : public AudioProcessor
andrewm@0: {
andrewm@0: public:
andrewm@0: ReverbAudioProcessor();
andrewm@0: ~ReverbAudioProcessor();
andrewm@0:
andrewm@0: //==============================================================================
andrewm@0: // V S T M E T H O D S
andrewm@0:
andrewm@0: void prepareToPlay (double sampleRate, int samplesPerBlock);
andrewm@0: void releaseResources();
andrewm@0: void processBlock (AudioSampleBuffer& buffer, MidiBuffer& midiMessages);
andrewm@0: void updateParameters(int index);
andrewm@0: AudioProcessorEditor* createEditor();
andrewm@0: bool silenceInProducesSilenceOut() const;
andrewm@0: virtual double getTailLengthSeconds() const {return 0;};
andrewm@0: bool hasEditor() const;
andrewm@0: const String getName() const;
andrewm@0: int getNumParameters();
andrewm@0: float getParameter (int index);
andrewm@0: void setParameter (int index, float newValue);
andrewm@0: const String getParameterName (int index);
andrewm@0: const String getParameterText (int index);
andrewm@0: const String getInputChannelName (int channelIndex) const;
andrewm@0: const String getOutputChannelName (int channelIndex) const;
andrewm@0: bool isInputChannelStereoPair (int index) const;
andrewm@0: bool isOutputChannelStereoPair (int index) const;
andrewm@0: bool acceptsMidi() const;
andrewm@0: bool producesMidi() const;
andrewm@0: int getNumPrograms();
andrewm@0: int getCurrentProgram();
andrewm@0: void setCurrentProgram (int index);
andrewm@0: const String getProgramName (int index);
andrewm@0: void changeProgramName (int index, const String& newName);
andrewm@0: void getStateInformation (MemoryBlock& destData);
andrewm@0: void setStateInformation (const void* data, int sizeInBytes);
andrewm@0:
andrewm@0:
andrewm@0: //==============================================================================
andrewm@0: // O U R M E T H O D S
andrewm@0:
andrewm@0: void Reset();
andrewm@0:
andrewm@0: private:
andrewm@0:
andrewm@0: // Accessors and mutators
andrewm@0: inline float GetDensity();
andrewm@0: inline void SetDensity(float density);
andrewm@0: inline float GetDecay();
andrewm@0: inline void SetDecay(float decay);
andrewm@0: inline float GetSize();
andrewm@0: inline void SetSize(float size);
andrewm@0: inline float GetDamp();
andrewm@0: inline void SetDamp(float damp);
andrewm@0: inline float GetBandwidth();
andrewm@0: inline void SetBandwidth(float bandwith);
andrewm@0: inline float GetPredelay();
andrewm@0: inline void SetPredelay(float predelay);
andrewm@0: inline float GetGain();
andrewm@0: inline void SetGain(float gain);
andrewm@0: inline float GetMix();
andrewm@0: inline void SetMix(float mix);
andrewm@0: inline float GetLateEarly();
andrewm@0: inline void SetLateEarly(float lateEarly);
andrewm@0:
andrewm@0: int _numChannels;
andrewm@0: int _numSamples;
andrewm@0: int _sampleRate;
andrewm@0:
andrewm@0: // parameters
andrewm@0: float _density;
andrewm@0: float _decay;
andrewm@0: float _size;
andrewm@0: float _damp;
andrewm@0: float _bandwidth;
andrewm@0: float _predelay;
andrewm@0: float _gain;
andrewm@0: float _mix;
andrewm@0: float _lateEarly;
andrewm@0:
andrewm@0: MVerb _mverb;
andrewm@0:
andrewm@0:
andrewm@0: bool _isFirstFrame;
andrewm@0:
andrewm@0: // Buffers
andrewm@0: AudioSampleBuffer tempInput, tempOutput;
andrewm@0:
andrewm@0: int _lastUIWidth, _lastUIHeight;
andrewm@0:
andrewm@0: friend class ReverbAudioProcessorEditor;
andrewm@0:
andrewm@0: JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (ReverbAudioProcessor);
andrewm@0: };
andrewm@0:
andrewm@0: //=============================================================================
andrewm@0: // I N L I N E F U N C T I O N S C O D E S E C T I O N
andrewm@0:
andrewm@0: //-----------------------------------------------------------------------------
andrewm@0: //
andrewm@0: inline float
andrewm@0: ReverbAudioProcessor::GetDensity()
andrewm@0: {
andrewm@0: return _density;
andrewm@0: }
andrewm@0:
andrewm@0:
andrewm@0: //-----------------------------------------------------------------------------
andrewm@0: //
andrewm@0: inline void
andrewm@0: ReverbAudioProcessor::SetDensity(float density)
andrewm@0: {
andrewm@0: _density = density;
andrewm@0: }
andrewm@0:
andrewm@0:
andrewm@0: //-----------------------------------------------------------------------------
andrewm@0: //
andrewm@0: inline float
andrewm@0: ReverbAudioProcessor::GetDecay()
andrewm@0: {
andrewm@0: return _decay;
andrewm@0: }
andrewm@0:
andrewm@0:
andrewm@0: //-----------------------------------------------------------------------------
andrewm@0: //
andrewm@0: inline void
andrewm@0: ReverbAudioProcessor::SetDecay(float decay)
andrewm@0: {
andrewm@0: _decay = decay;
andrewm@0: }
andrewm@0:
andrewm@0: //-----------------------------------------------------------------------------
andrewm@0: //
andrewm@0: inline float
andrewm@0: ReverbAudioProcessor::GetSize()
andrewm@0: {
andrewm@0: return _size;
andrewm@0: }
andrewm@0:
andrewm@0:
andrewm@0: //-----------------------------------------------------------------------------
andrewm@0: //
andrewm@0: inline void
andrewm@0: ReverbAudioProcessor::SetSize(float size)
andrewm@0: {
andrewm@0: _size = size;
andrewm@0: }
andrewm@0:
andrewm@0: //-----------------------------------------------------------------------------
andrewm@0: //
andrewm@0: inline float
andrewm@0: ReverbAudioProcessor::GetDamp()
andrewm@0: {
andrewm@0: return _damp;
andrewm@0: }
andrewm@0:
andrewm@0:
andrewm@0: //-----------------------------------------------------------------------------
andrewm@0: //
andrewm@0: inline void
andrewm@0: ReverbAudioProcessor::SetDamp(float damp)
andrewm@0: {
andrewm@0: _damp = damp;
andrewm@0: }
andrewm@0:
andrewm@0: //-----------------------------------------------------------------------------
andrewm@0: //
andrewm@0: inline float
andrewm@0: ReverbAudioProcessor::GetBandwidth()
andrewm@0: {
andrewm@0: return _bandwidth;
andrewm@0: }
andrewm@0:
andrewm@0:
andrewm@0: //-----------------------------------------------------------------------------
andrewm@0: //
andrewm@0: inline void
andrewm@0: ReverbAudioProcessor::SetBandwidth(float bandwidth)
andrewm@0: {
andrewm@0: _bandwidth = bandwidth;
andrewm@0: }
andrewm@0:
andrewm@0: //-----------------------------------------------------------------------------
andrewm@0: //
andrewm@0: inline float
andrewm@0: ReverbAudioProcessor::GetPredelay()
andrewm@0: {
andrewm@0: return _predelay;
andrewm@0: }
andrewm@0:
andrewm@0:
andrewm@0: //-----------------------------------------------------------------------------
andrewm@0: //
andrewm@0: inline void
andrewm@0: ReverbAudioProcessor::SetPredelay(float predelay)
andrewm@0: {
andrewm@0: _predelay = predelay;
andrewm@0: }
andrewm@0:
andrewm@0: //-----------------------------------------------------------------------------
andrewm@0: //
andrewm@0: inline float
andrewm@0: ReverbAudioProcessor::GetGain()
andrewm@0: {
andrewm@0: return _gain;
andrewm@0: }
andrewm@0:
andrewm@0:
andrewm@0: //-----------------------------------------------------------------------------
andrewm@0: //
andrewm@0: inline void
andrewm@0: ReverbAudioProcessor::SetGain(float gain)
andrewm@0: {
andrewm@0: _gain = gain;
andrewm@0: }
andrewm@0:
andrewm@0: //-----------------------------------------------------------------------------
andrewm@0: //
andrewm@0: inline float
andrewm@0: ReverbAudioProcessor::GetMix()
andrewm@0: {
andrewm@0: return _mix;
andrewm@0: }
andrewm@0:
andrewm@0:
andrewm@0: //-----------------------------------------------------------------------------
andrewm@0: //
andrewm@0: inline void
andrewm@0: ReverbAudioProcessor::SetMix(float mix)
andrewm@0: {
andrewm@0: _mix = mix;
andrewm@0: }
andrewm@0:
andrewm@0: //-----------------------------------------------------------------------------
andrewm@0: //
andrewm@0: inline float
andrewm@0: ReverbAudioProcessor::GetLateEarly()
andrewm@0: {
andrewm@0: return _lateEarly;
andrewm@0: }
andrewm@0:
andrewm@0:
andrewm@0: //-----------------------------------------------------------------------------
andrewm@0: //
andrewm@0: inline void
andrewm@0: ReverbAudioProcessor::SetLateEarly(float lateEarly)
andrewm@0: {
andrewm@0: _lateEarly = lateEarly;
andrewm@0: }
andrewm@0: #endif // __PLUGINPROCESSOR_H_88534BAA__