OpenShot Audio Library | OpenShotAudio: juce_AudioSourcePlayer.h Source File

OpenShot Audio Library | OpenShotAudio 0.3.2

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juce_AudioSourcePlayer.h
1/*
2 ==============================================================================
3
4 This file is part of the JUCE library.
5 Copyright (c) 2017 - ROLI Ltd.
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//==============================================================================
36 class JUCE_API AudioSourcePlayer : public AudioIODeviceCallback
37{
38public:
39 //==============================================================================
41 AudioSourcePlayer();
42
48 ~AudioSourcePlayer() override;
49
50 //==============================================================================
64 void setSource (AudioSource* newSource);
65
69 AudioSource* getCurrentSource() const noexcept { return source; }
70
74 void setGain (float newGain) noexcept;
75
79 float getGain() const noexcept { return gain; }
80
81 //==============================================================================
83 void audioDeviceIOCallback (const float** inputChannelData,
84 int totalNumInputChannels,
85 float** outputChannelData,
86 int totalNumOutputChannels,
87 int numSamples) override;
88
90 void audioDeviceAboutToStart (AudioIODevice* device) override;
91
93 void audioDeviceStopped() override;
94
96 void prepareToPlay (double sampleRate, int blockSize);
97
98private:
99 //==============================================================================
100 CriticalSection readLock;
101 AudioSource* source = nullptr;
102 double sampleRate = 0;
103 int bufferSize = 0;
104 float* channels[128];
105 float* outputChans[128];
106 const float* inputChans[128];
107 AudioBuffer<float> tempBuffer;
108 float lastGain = 1.0f;
109 std::atomic<float> gain { 1.0f };
110
111 JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (AudioSourcePlayer)
112};
113
114} // namespace juce
juce::AudioBuffer
Definition: juce_AudioSampleBuffer.h:34
juce::AudioIODeviceCallback
Definition: juce_AudioIODevice.h:43
juce::AudioIODevice
Definition: juce_AudioIODevice.h:137
juce::AudioSourcePlayer
Definition: juce_AudioSourcePlayer.h:37
juce::AudioSourcePlayer::getGain
float getGain() const noexcept
Definition: juce_AudioSourcePlayer.h:79
juce::AudioSourcePlayer::getCurrentSource
AudioSource * getCurrentSource() const noexcept
Definition: juce_AudioSourcePlayer.h:69
juce::AudioSource
Definition: juce_AudioSource.h:110
juce::CriticalSection
Definition: juce_CriticalSection.h:43