osci-render/Source/CommonPluginProcessor.h

129 wiersze
4.7 KiB
C++

/*
==============================================================================
This file contains the basic framework code for a JUCE plugin processor.
==============================================================================
*/
#pragma once
#include <JuceHeader.h>
#include "concurrency/AudioBackgroundThread.h"
#include "concurrency/AudioBackgroundThreadManager.h"
#include "audio/SampleRateManager.h"
#include "visualiser/VisualiserSettings.h"
#include "visualiser/RecordingSettings.h"
#include "audio/Effect.h"
#include "wav/WavParser.h"
class AudioPlayerListener;
class CommonAudioProcessor : public juce::AudioProcessor, public SampleRateManager
#if JucePlugin_Enable_ARA
, public juce::AudioProcessorARAExtension
#endif
{
public:
CommonAudioProcessor();
~CommonAudioProcessor() override;
void addAllParameters();
void prepareToPlay (double sampleRate, int samplesPerBlock) override;
void releaseResources() override;
#ifndef JucePlugin_PreferredChannelConfigurations
bool isBusesLayoutSupported (const BusesLayout& layouts) const override;
#endif
virtual void processBlock(juce::AudioBuffer<float>&, juce::MidiBuffer&) = 0;
virtual juce::AudioProcessorEditor* createEditor() = 0;
bool hasEditor() const override;
const juce::String getName() const override;
bool acceptsMidi() const override;
bool producesMidi() const override;
bool isMidiEffect() const override;
double getTailLengthSeconds() const override;
int getNumPrograms() override;
int getCurrentProgram() override;
void setCurrentProgram(int index) override;
const juce::String getProgramName(int index) override;
void changeProgramName(int index, const juce::String& newName) override;
double getSampleRate() override;
void loadAudioFile(const juce::File& file);
void loadAudioFile(std::unique_ptr<juce::InputStream> stream);
void stopAudioFile();
void addAudioPlayerListener(AudioPlayerListener* listener);
void removeAudioPlayerListener(AudioPlayerListener* listener);
juce::SpinLock audioPlayerListenersLock;
std::vector<AudioPlayerListener*> audioPlayerListeners;
std::atomic<double> volume = 1.0;
std::atomic<double> threshold = 1.0;
std::shared_ptr<Effect> volumeEffect = std::make_shared<Effect>(
[this](int index, OsciPoint input, const std::vector<std::atomic<double>>& values, double sampleRate) {
volume = values[0].load();
return input;
}, new EffectParameter(
"Volume",
"Controls the volume of the output audio.",
"volume",
VERSION_HINT, 1.0, 0.0, 3.0
)
);
std::shared_ptr<Effect> thresholdEffect = std::make_shared<Effect>(
[this](int index, OsciPoint input, const std::vector<std::atomic<double>>& values, double sampleRate) {
threshold = values[0].load();
return input;
}, new EffectParameter(
"Threshold",
"Clips the audio to a maximum value. Applying a harsher threshold results in a more distorted sound.",
"threshold",
VERSION_HINT, 1.0, 0.0, 1.0
)
);
juce::SpinLock wavParserLock;
WavParser wavParser{ *this };
std::atomic<double> currentSampleRate = 0.0;
juce::SpinLock effectsLock;
VisualiserParameters visualiserParameters;
RecordingParameters recordingParameters;
AudioBackgroundThreadManager threadManager;
std::function<void()> haltRecording;
std::atomic<bool> forceDisableBrightnessInput = false;
// shouldn't be accessed by audio thread, but needs to persist when GUI is closed
// so should only be accessed by message thread
juce::String currentProjectFile;
juce::File lastOpenedDirectory = juce::File::getSpecialLocation(juce::File::userHomeDirectory);
protected:
bool brightnessEnabled = false;
std::vector<BooleanParameter*> booleanParameters;
std::vector<FloatParameter*> floatParameters;
std::vector<IntParameter*> intParameters;
std::vector<std::shared_ptr<Effect>> effects;
std::vector<std::shared_ptr<Effect>> permanentEffects;
std::shared_ptr<Effect> getEffect(juce::String id);
BooleanParameter* getBooleanParameter(juce::String id);
FloatParameter* getFloatParameter(juce::String id);
IntParameter* getIntParameter(juce::String id);
//==============================================================================
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (CommonAudioProcessor)
};