audio-level-fixer/VirtualAudioDevice.cpp at master · lacostenycoder/audio-level-fixer · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
#include "VirtualAudioDevice.h"

//==============================================================================
VirtualAudioDevice::VirtualAudioDevice()
{
    initializePlatformSpecific();
}

VirtualAudioDevice::~VirtualAudioDevice()
{
    shutdownPlatformSpecific();
}

void VirtualAudioDevice::prepareToPlay(double sampleRate, int samplesPerBlock)
{
    currentSampleRate = sampleRate;
    currentBlockSize = samplesPerBlock;

    DBG("VirtualAudioDevice prepared: " + juce::String(sampleRate) + " Hz, " + juce::String(samplesPerBlock) + " samples");
}

void VirtualAudioDevice::processAudioBlock(const juce::AudioBuffer<float>& buffer, int startSample, int numSamples)
{
    if (!isActive() || !isAvailable())
        return;

#if JUCE_LINUX
    if (linuxDevice)
        linuxDevice->processAudioBlock(buffer, startSample, numSamples);
#elif JUCE_WINDOWS
    // Windows implementation would go here
#elif JUCE_MAC
    // macOS implementation would go here
#endif
}

void VirtualAudioDevice::releaseResources()
{
    setActive(false);
    DBG("VirtualAudioDevice resources released");
}

bool VirtualAudioDevice::isAvailable() const
{
#if JUCE_LINUX
    return linuxDevice && linuxDevice->isAvailable();
#elif JUCE_WINDOWS
    // Windows implementation would return availability status
    return false;
#elif JUCE_MAC
    // macOS implementation would return availability status
    return false;
#else
    return false;
#endif
}

bool VirtualAudioDevice::isActive() const
{
#if JUCE_LINUX
    return linuxDevice && linuxDevice->isActive();
#elif JUCE_WINDOWS
    // Windows implementation would return active status
    return false;
#elif JUCE_MAC
    // macOS implementation would return active status
    return false;
#else
    return false;
#endif
}

void VirtualAudioDevice::setActive(bool shouldBeActive)
{
#if JUCE_LINUX
    if (linuxDevice)
        linuxDevice->setActive(shouldBeActive);
#elif JUCE_WINDOWS
    // Windows implementation would set active status
#elif JUCE_MAC
    // macOS implementation would set active status
#endif

    DBG("VirtualAudioDevice " + juce::String(shouldBeActive ? "activated" : "deactivated"));
}

//==============================================================================
// Platform-specific implementations

void VirtualAudioDevice::initializePlatformSpecific()
{
#if JUCE_LINUX
    DBG("Initializing Linux virtual audio device");
    linuxDevice = std::make_unique<VirtualAudioDevice_Linux>();

    if (linuxDevice->initialize(deviceName))
    {
        DBG("Linux virtual audio device initialized successfully");
    }
    else
    {
        DBG("Failed to initialize Linux virtual audio device");
        linuxDevice.reset();
    }

#elif JUCE_WINDOWS
    // Windows WASAPI virtual device initialization
    DBG("Initializing Windows virtual audio device");
    // Implementation would go here

#elif JUCE_MAC
    // macOS Core Audio virtual device initialization
    DBG("Initializing macOS virtual audio device");
    // Implementation would go here

#else
    DBG("Virtual audio device not supported on this platform");
#endif
}

void VirtualAudioDevice::shutdownPlatformSpecific()
{
#if JUCE_LINUX
    if (linuxDevice)
    {
        DBG("Shutting down Linux virtual audio device");
        linuxDevice->shutdown();
        linuxDevice.reset();
    }

#elif JUCE_WINDOWS
    // Windows cleanup
    DBG("Shutting down Windows virtual audio device");

#elif JUCE_MAC
    // macOS cleanup
    DBG("Shutting down macOS virtual audio device");

#endif
}