OpenShot Audio Library | OpenShotAudio: juce_ChannelRemappingAudioSource.h Source File

OpenShot Audio Library | OpenShotAudio 1.0.0

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juce_ChannelRemappingAudioSource.h
1/*
2 ==============================================================================
3
4 This file is part of the JUCE library.
5 Copyright (c) 2022 - Raw Material Software Limited
6
7 JUCE is an open source library subject to commercial or open-source
8 licensing.
9
10 The code included in this file is provided under the terms of the ISC license
11 http://www.isc.org/downloads/software-support-policy/isc-license. Permission
12 To use, copy, modify, and/or distribute this software for any purpose with or
13 without fee is hereby granted provided that the above copyright notice and
14 this permission notice appear in all copies.
15
16 JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
17 EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
18 DISCLAIMED.
19
20 ==============================================================================
21*/
22
23namespace juce
24{
25
26//==============================================================================
43 class ChannelRemappingAudioSource : public AudioSource
44{
45public:
46 //==============================================================================
55 ChannelRemappingAudioSource (AudioSource* source,
56 bool deleteSourceWhenDeleted);
57
59 ~ChannelRemappingAudioSource() override;
60
61 //==============================================================================
65 void setNumberOfChannelsToProduce (int requiredNumberOfChannels);
66
72 void clearAllMappings();
73
84 void setInputChannelMapping (int destChannelIndex,
85 int sourceChannelIndex);
86
97 void setOutputChannelMapping (int sourceChannelIndex,
98 int destChannelIndex);
99
103 int getRemappedInputChannel (int inputChannelIndex) const;
104
108 int getRemappedOutputChannel (int outputChannelIndex) const;
109
110
111 //==============================================================================
115 std::unique_ptr<XmlElement> createXml() const;
116
120 void restoreFromXml (const XmlElement&);
121
122 //==============================================================================
123 void prepareToPlay (int samplesPerBlockExpected, double sampleRate) override;
124 void releaseResources() override;
125 void getNextAudioBlock (const AudioSourceChannelInfo&) override;
126
127
128private:
129 //==============================================================================
130 OptionalScopedPointer<AudioSource> source;
131 Array<int> remappedInputs, remappedOutputs;
132 int requiredNumberOfChannels;
133
134 AudioBuffer<float> buffer;
135 AudioSourceChannelInfo remappedInfo;
136 CriticalSection lock;
137
138 JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (ChannelRemappingAudioSource)
139};
140
141} // namespace juce
juce::Array
Definition juce_Array.h:56
juce::AudioBuffer
Definition juce_AudioSampleBuffer.h:34
juce::AudioSource::AudioSource
AudioSource()=default
juce::ChannelRemappingAudioSource::setOutputChannelMapping
void setOutputChannelMapping(int sourceChannelIndex, int destChannelIndex)
Definition juce_ChannelRemappingAudioSource.cpp:62
juce::ChannelRemappingAudioSource::getNextAudioBlock
void getNextAudioBlock(const AudioSourceChannelInfo &) override
Definition juce_ChannelRemappingAudioSource.cpp:103
juce::ChannelRemappingAudioSource::prepareToPlay
void prepareToPlay(int samplesPerBlockExpected, double sampleRate) override
Definition juce_ChannelRemappingAudioSource.cpp:93
juce::ChannelRemappingAudioSource::setNumberOfChannelsToProduce
void setNumberOfChannelsToProduce(int requiredNumberOfChannels)
Definition juce_ChannelRemappingAudioSource.cpp:38
juce::ChannelRemappingAudioSource::restoreFromXml
void restoreFromXml(const XmlElement &)
Definition juce_ChannelRemappingAudioSource.cpp:167
juce::ChannelRemappingAudioSource::clearAllMappings
void clearAllMappings()
Definition juce_ChannelRemappingAudioSource.cpp:44
juce::ChannelRemappingAudioSource::releaseResources
void releaseResources() override
Definition juce_ChannelRemappingAudioSource.cpp:98
juce::ChannelRemappingAudioSource::getRemappedInputChannel
int getRemappedInputChannel(int inputChannelIndex) const
Definition juce_ChannelRemappingAudioSource.cpp:72
juce::ChannelRemappingAudioSource::getRemappedOutputChannel
int getRemappedOutputChannel(int outputChannelIndex) const
Definition juce_ChannelRemappingAudioSource.cpp:82
juce::ChannelRemappingAudioSource::ChannelRemappingAudioSource
ChannelRemappingAudioSource(AudioSource *source, bool deleteSourceWhenDeleted)
Definition juce_ChannelRemappingAudioSource.cpp:26
juce::ChannelRemappingAudioSource::createXml
std::unique_ptr< XmlElement > createXml() const
Definition juce_ChannelRemappingAudioSource.cpp:148
juce::ChannelRemappingAudioSource::setInputChannelMapping
void setInputChannelMapping(int destChannelIndex, int sourceChannelIndex)
Definition juce_ChannelRemappingAudioSource.cpp:52
juce::CriticalSection
Definition juce_CriticalSection.h:43
juce::OptionalScopedPointer
Definition juce_OptionalScopedPointer.h:38
juce::XmlElement
Definition juce_XmlElement.h:83
juce::AudioSourceChannelInfo
Definition juce_AudioSource.h:33