OpenShot Audio Library | OpenShotAudio: juce_AudioProcessLoadMeasurer.h Source File

OpenShot Audio Library | OpenShotAudio 0.4.0

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juce_AudioProcessLoadMeasurer.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//==============================================================================
33 class JUCE_API AudioProcessLoadMeasurer
34{
35public:
37 AudioProcessLoadMeasurer();
38
40 ~AudioProcessLoadMeasurer();
41
42 //==============================================================================
44 void reset();
45
47 void reset (double sampleRate, int blockSize);
48
50 double getLoadAsProportion() const;
51
53 double getLoadAsPercentage() const;
54
56 int getXRunCount() const;
57
58 //==============================================================================
72 struct JUCE_API ScopedTimer
73 {
74 ScopedTimer (AudioProcessLoadMeasurer&);
75 ScopedTimer (AudioProcessLoadMeasurer&, int numSamplesInBlock);
76 ~ScopedTimer();
77
78 private:
79 AudioProcessLoadMeasurer& owner;
80 double startTime;
81 int samplesInBlock;
82
83 JUCE_DECLARE_NON_COPYABLE (ScopedTimer)
84 };
85
90 void registerBlockRenderTime (double millisecondsTaken);
91
96 void registerRenderTime (double millisecondsTaken, int numSamples);
97
98private:
99 void registerRenderTimeLocked (double, int);
100
101 SpinLock mutex;
102 int samplesPerBlock = 0;
103 double msPerSample = 0;
104 std::atomic<double> cpuUsageProportion { 0 };
105 std::atomic<int> xruns { 0 };
106};
107
108
109} // namespace juce
juce::AudioProcessLoadMeasurer
Definition juce_AudioProcessLoadMeasurer.h:34
juce::AudioProcessLoadMeasurer::~AudioProcessLoadMeasurer
~AudioProcessLoadMeasurer()
juce::SpinLock
Definition juce_SpinLock.h:42
juce::AudioProcessLoadMeasurer::ScopedTimer
Definition juce_AudioProcessLoadMeasurer.h:73