OpenShot Audio Library | OpenShotAudio: juce_AudioSourcePlayer.h Source File

OpenShot Audio Library | OpenShotAudio 0.4.0

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juce_AudioSourcePlayer.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//==============================================================================
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 audioDeviceIOCallbackWithContext (const float* const* inputChannelData,
84 int totalNumInputChannels,
85 float* const* outputChannelData,
86 int totalNumOutputChannels,
87 int numSamples,
88 const AudioIODeviceCallbackContext& context) override;
89
91 void audioDeviceAboutToStart (AudioIODevice* device) override;
92
94 void audioDeviceStopped() override;
95
97 void prepareToPlay (double sampleRate, int blockSize);
98
99private:
100 //==============================================================================
101 CriticalSection readLock;
102 AudioSource* source = nullptr;
103 double sampleRate = 0;
104 int bufferSize = 0;
105 float* channels[128];
106 float* outputChans[128];
107 const float* inputChans[128];
108 AudioBuffer<float> tempBuffer;
109 float lastGain = 1.0f;
110 std::atomic<float> gain { 1.0f };
111
112 JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (AudioSourcePlayer)
113};
114
115} // namespace juce
juce::AudioBuffer
Definition juce_AudioSampleBuffer.h:34
juce::AudioIODeviceCallback
Definition juce_AudioIODevice.h:55
juce::AudioIODevice
Definition juce_AudioIODevice.h:151
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
juce::AudioIODeviceCallbackContext
Definition juce_AudioIODevice.h:34