mirror of
https://github.com/juce-framework/JUCE.git
synced 2026-01-10 23:44:24 +00:00
1699 lines
59 KiB
C++
1699 lines
59 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE library.
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Copyright (c) 2020 - Raw Material Software Limited
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JUCE is an open source library subject to commercial or open-source
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licensing.
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The code included in this file is provided under the terms of the ISC license
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http://www.isc.org/downloads/software-support-policy/isc-license. Permission
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To use, copy, modify, and/or distribute this software for any purpose with or
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without fee is hereby granted provided that the above copyright notice and
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this permission notice appear in all copies.
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JUCE IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL WARRANTIES, WHETHER
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EXPRESSED OR IMPLIED, INCLUDING MERCHANTABILITY AND FITNESS FOR PURPOSE, ARE
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DISCLAIMED.
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==============================================================================
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*/
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namespace juce
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{
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template <typename Setup>
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static auto getSetupInfo (Setup& s, bool isInput)
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{
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struct SetupInfo
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{
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// double brackets so that we get the expression type, i.e. a (possibly const) reference
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decltype ((s.inputDeviceName)) name;
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decltype ((s.inputChannels)) channels;
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decltype ((s.useDefaultInputChannels)) useDefault;
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};
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return isInput ? SetupInfo { s.inputDeviceName, s.inputChannels, s.useDefaultInputChannels }
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: SetupInfo { s.outputDeviceName, s.outputChannels, s.useDefaultOutputChannels };
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}
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static auto tie (const AudioDeviceManager::AudioDeviceSetup& s)
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{
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return std::tie (s.outputDeviceName,
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s.inputDeviceName,
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s.sampleRate,
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s.bufferSize,
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s.inputChannels,
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s.useDefaultInputChannels,
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s.outputChannels,
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s.useDefaultOutputChannels);
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}
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bool AudioDeviceManager::AudioDeviceSetup::operator== (const AudioDeviceManager::AudioDeviceSetup& other) const
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{
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return tie (*this) == tie (other);
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}
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bool AudioDeviceManager::AudioDeviceSetup::operator!= (const AudioDeviceManager::AudioDeviceSetup& other) const
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{
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return tie (*this) != tie (other);
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}
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//==============================================================================
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class AudioDeviceManager::CallbackHandler : public AudioIODeviceCallback,
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public MidiInputCallback,
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public AudioIODeviceType::Listener
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{
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public:
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CallbackHandler (AudioDeviceManager& adm) noexcept : owner (adm) {}
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private:
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void audioDeviceIOCallback (const float** ins, int numIns, float** outs, int numOuts, int numSamples) override
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{
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owner.audioDeviceIOCallbackInt (ins, numIns, outs, numOuts, numSamples);
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}
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void audioDeviceAboutToStart (AudioIODevice* device) override
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{
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owner.audioDeviceAboutToStartInt (device);
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}
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void audioDeviceStopped() override
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{
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owner.audioDeviceStoppedInt();
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}
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void audioDeviceError (const String& message) override
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{
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owner.audioDeviceErrorInt (message);
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}
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void handleIncomingMidiMessage (MidiInput* source, const MidiMessage& message) override
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{
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owner.handleIncomingMidiMessageInt (source, message);
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}
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void audioDeviceListChanged() override
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{
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owner.audioDeviceListChanged();
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}
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AudioDeviceManager& owner;
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (CallbackHandler)
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};
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//==============================================================================
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AudioDeviceManager::AudioDeviceManager()
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{
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callbackHandler.reset (new CallbackHandler (*this));
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}
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AudioDeviceManager::~AudioDeviceManager()
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{
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currentAudioDevice.reset();
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defaultMidiOutput.reset();
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}
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//==============================================================================
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void AudioDeviceManager::createDeviceTypesIfNeeded()
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{
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if (availableDeviceTypes.size() == 0)
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{
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OwnedArray<AudioIODeviceType> types;
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createAudioDeviceTypes (types);
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for (auto* t : types)
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addAudioDeviceType (std::unique_ptr<AudioIODeviceType> (t));
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types.clear (false);
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for (auto* type : availableDeviceTypes)
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type->scanForDevices();
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pickCurrentDeviceTypeWithDevices();
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}
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}
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void AudioDeviceManager::pickCurrentDeviceTypeWithDevices()
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{
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const auto deviceTypeHasDevices = [] (const AudioIODeviceType* ptr)
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{
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return ! ptr->getDeviceNames (true) .isEmpty()
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|| ! ptr->getDeviceNames (false).isEmpty();
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};
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const auto iter = std::find_if (availableDeviceTypes.begin(),
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availableDeviceTypes.end(),
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deviceTypeHasDevices);
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if (iter != availableDeviceTypes.end())
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currentDeviceType = (*iter)->getTypeName();
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}
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const OwnedArray<AudioIODeviceType>& AudioDeviceManager::getAvailableDeviceTypes()
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{
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scanDevicesIfNeeded();
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return availableDeviceTypes;
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}
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void AudioDeviceManager::updateCurrentSetup()
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{
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if (currentAudioDevice != nullptr)
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{
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currentSetup.sampleRate = currentAudioDevice->getCurrentSampleRate();
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currentSetup.bufferSize = currentAudioDevice->getCurrentBufferSizeSamples();
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currentSetup.inputChannels = currentAudioDevice->getActiveInputChannels();
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currentSetup.outputChannels = currentAudioDevice->getActiveOutputChannels();
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}
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}
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void AudioDeviceManager::audioDeviceListChanged()
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{
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if (currentAudioDevice != nullptr)
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{
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auto currentDeviceStillAvailable = [&]
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{
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auto currentTypeName = currentAudioDevice->getTypeName();
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auto currentDeviceName = currentAudioDevice->getName();
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for (auto* deviceType : availableDeviceTypes)
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{
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if (currentTypeName == deviceType->getTypeName())
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{
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for (auto& deviceName : deviceType->getDeviceNames (true))
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if (currentDeviceName == deviceName)
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return true;
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for (auto& deviceName : deviceType->getDeviceNames (false))
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if (currentDeviceName == deviceName)
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return true;
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}
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}
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return false;
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}();
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if (! currentDeviceStillAvailable)
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{
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closeAudioDevice();
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if (auto e = createStateXml())
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initialiseFromXML (*e, true, preferredDeviceName, ¤tSetup);
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else
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initialiseDefault (preferredDeviceName, ¤tSetup);
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}
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updateCurrentSetup();
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}
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sendChangeMessage();
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}
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//==============================================================================
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static void addIfNotNull (OwnedArray<AudioIODeviceType>& list, AudioIODeviceType* const device)
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{
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if (device != nullptr)
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list.add (device);
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}
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void AudioDeviceManager::createAudioDeviceTypes (OwnedArray<AudioIODeviceType>& list)
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{
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addIfNotNull (list, AudioIODeviceType::createAudioIODeviceType_WASAPI (WASAPIDeviceMode::shared));
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addIfNotNull (list, AudioIODeviceType::createAudioIODeviceType_WASAPI (WASAPIDeviceMode::exclusive));
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addIfNotNull (list, AudioIODeviceType::createAudioIODeviceType_WASAPI (WASAPIDeviceMode::sharedLowLatency));
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addIfNotNull (list, AudioIODeviceType::createAudioIODeviceType_DirectSound());
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addIfNotNull (list, AudioIODeviceType::createAudioIODeviceType_ASIO());
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addIfNotNull (list, AudioIODeviceType::createAudioIODeviceType_CoreAudio());
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addIfNotNull (list, AudioIODeviceType::createAudioIODeviceType_iOSAudio());
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addIfNotNull (list, AudioIODeviceType::createAudioIODeviceType_Bela());
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addIfNotNull (list, AudioIODeviceType::createAudioIODeviceType_ALSA());
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addIfNotNull (list, AudioIODeviceType::createAudioIODeviceType_JACK());
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addIfNotNull (list, AudioIODeviceType::createAudioIODeviceType_Oboe());
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addIfNotNull (list, AudioIODeviceType::createAudioIODeviceType_OpenSLES());
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addIfNotNull (list, AudioIODeviceType::createAudioIODeviceType_Android());
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}
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void AudioDeviceManager::addAudioDeviceType (std::unique_ptr<AudioIODeviceType> newDeviceType)
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{
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if (newDeviceType != nullptr)
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{
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jassert (lastDeviceTypeConfigs.size() == availableDeviceTypes.size());
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availableDeviceTypes.add (newDeviceType.release());
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lastDeviceTypeConfigs.add (new AudioDeviceSetup());
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availableDeviceTypes.getLast()->addListener (callbackHandler.get());
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}
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}
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void AudioDeviceManager::removeAudioDeviceType (AudioIODeviceType* deviceTypeToRemove)
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{
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if (deviceTypeToRemove != nullptr)
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{
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jassert (lastDeviceTypeConfigs.size() == availableDeviceTypes.size());
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auto index = availableDeviceTypes.indexOf (deviceTypeToRemove);
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if (auto removed = std::unique_ptr<AudioIODeviceType> (availableDeviceTypes.removeAndReturn (index)))
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{
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removed->removeListener (callbackHandler.get());
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lastDeviceTypeConfigs.remove (index, true);
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}
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}
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}
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static bool deviceListContains (AudioIODeviceType* type, bool isInput, const String& name)
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{
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for (auto& deviceName : type->getDeviceNames (isInput))
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if (deviceName.trim().equalsIgnoreCase (name.trim()))
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return true;
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return false;
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}
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//==============================================================================
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String AudioDeviceManager::initialise (const int numInputChannelsNeeded,
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const int numOutputChannelsNeeded,
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const XmlElement* const xml,
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const bool selectDefaultDeviceOnFailure,
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const String& preferredDefaultDeviceName,
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const AudioDeviceSetup* preferredSetupOptions)
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{
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scanDevicesIfNeeded();
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pickCurrentDeviceTypeWithDevices();
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numInputChansNeeded = numInputChannelsNeeded;
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numOutputChansNeeded = numOutputChannelsNeeded;
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preferredDeviceName = preferredDefaultDeviceName;
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if (xml != nullptr && xml->hasTagName ("DEVICESETUP"))
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return initialiseFromXML (*xml, selectDefaultDeviceOnFailure,
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preferredDeviceName, preferredSetupOptions);
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return initialiseDefault (preferredDeviceName, preferredSetupOptions);
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}
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String AudioDeviceManager::initialiseDefault (const String& preferredDefaultDeviceName,
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const AudioDeviceSetup* preferredSetupOptions)
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{
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AudioDeviceSetup setup;
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if (preferredSetupOptions != nullptr)
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{
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setup = *preferredSetupOptions;
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}
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else if (preferredDefaultDeviceName.isNotEmpty())
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{
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const auto nameMatches = [&preferredDefaultDeviceName] (const String& name)
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{
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return name.matchesWildcard (preferredDefaultDeviceName, true);
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};
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struct WildcardMatch
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{
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String value;
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bool successful;
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};
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const auto getWildcardMatch = [&nameMatches] (const StringArray& names)
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{
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const auto iter = std::find_if (names.begin(), names.end(), nameMatches);
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return WildcardMatch { iter != names.end() ? *iter : String(), iter != names.end() };
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};
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struct WildcardMatches
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{
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WildcardMatch input, output;
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};
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const auto getMatchesForType = [&getWildcardMatch] (const AudioIODeviceType* type)
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{
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return WildcardMatches { getWildcardMatch (type->getDeviceNames (true)),
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getWildcardMatch (type->getDeviceNames (false)) };
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};
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struct SearchResult
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{
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String type, input, output;
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};
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const auto result = [&]
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{
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// First, look for a device type with an input and output which matches the preferred name
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for (auto* type : availableDeviceTypes)
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{
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const auto matches = getMatchesForType (type);
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if (matches.input.successful && matches.output.successful)
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return SearchResult { type->getTypeName(), matches.input.value, matches.output.value };
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}
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// No device type has matching ins and outs, so fall back to a device where either the
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// input or output match
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for (auto* type : availableDeviceTypes)
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{
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const auto matches = getMatchesForType (type);
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if (matches.input.successful || matches.output.successful)
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return SearchResult { type->getTypeName(), matches.input.value, matches.output.value };
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}
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// No devices match the query, so just use the default devices from the current type
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return SearchResult { currentDeviceType, {}, {} };
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}();
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currentDeviceType = result.type;
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setup.inputDeviceName = result.input;
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setup.outputDeviceName = result.output;
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}
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insertDefaultDeviceNames (setup);
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return setAudioDeviceSetup (setup, false);
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}
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String AudioDeviceManager::initialiseFromXML (const XmlElement& xml,
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bool selectDefaultDeviceOnFailure,
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const String& preferredDefaultDeviceName,
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const AudioDeviceSetup* preferredSetupOptions)
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{
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lastExplicitSettings.reset (new XmlElement (xml));
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String error;
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AudioDeviceSetup setup;
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if (preferredSetupOptions != nullptr)
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setup = *preferredSetupOptions;
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if (xml.getStringAttribute ("audioDeviceName").isNotEmpty())
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{
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setup.inputDeviceName = setup.outputDeviceName
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= xml.getStringAttribute ("audioDeviceName");
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}
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else
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{
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setup.inputDeviceName = xml.getStringAttribute ("audioInputDeviceName");
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setup.outputDeviceName = xml.getStringAttribute ("audioOutputDeviceName");
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}
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currentDeviceType = xml.getStringAttribute ("deviceType");
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if (findType (currentDeviceType) == nullptr)
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{
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if (auto* type = findType (setup.inputDeviceName, setup.outputDeviceName))
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currentDeviceType = type->getTypeName();
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else if (auto* firstType = availableDeviceTypes.getFirst())
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currentDeviceType = firstType->getTypeName();
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}
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setup.bufferSize = xml.getIntAttribute ("audioDeviceBufferSize", setup.bufferSize);
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setup.sampleRate = xml.getDoubleAttribute ("audioDeviceRate", setup.sampleRate);
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setup.inputChannels .parseString (xml.getStringAttribute ("audioDeviceInChans", "11"), 2);
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setup.outputChannels.parseString (xml.getStringAttribute ("audioDeviceOutChans", "11"), 2);
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setup.useDefaultInputChannels = ! xml.hasAttribute ("audioDeviceInChans");
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setup.useDefaultOutputChannels = ! xml.hasAttribute ("audioDeviceOutChans");
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error = setAudioDeviceSetup (setup, true);
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if (error.isNotEmpty() && selectDefaultDeviceOnFailure)
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error = initialise (numInputChansNeeded, numOutputChansNeeded, nullptr, false, preferredDefaultDeviceName);
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midiDeviceInfosFromXml.clear();
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enabledMidiInputs.clear();
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for (auto* c : xml.getChildWithTagNameIterator ("MIDIINPUT"))
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midiDeviceInfosFromXml.add ({ c->getStringAttribute ("name"), c->getStringAttribute ("identifier") });
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auto isIdentifierAvailable = [] (const Array<MidiDeviceInfo>& available, const String& identifier)
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{
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for (auto& device : available)
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if (device.identifier == identifier)
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return true;
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return false;
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};
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auto getUpdatedIdentifierForName = [&] (const Array<MidiDeviceInfo>& available, const String& name) -> String
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{
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for (auto& device : available)
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if (device.name == name)
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return device.identifier;
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return {};
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};
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auto inputs = MidiInput::getAvailableDevices();
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for (auto& info : midiDeviceInfosFromXml)
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{
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if (isIdentifierAvailable (inputs, info.identifier))
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{
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setMidiInputDeviceEnabled (info.identifier, true);
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}
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else
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{
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auto identifier = getUpdatedIdentifierForName (inputs, info.name);
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if (identifier.isNotEmpty())
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setMidiInputDeviceEnabled (identifier, true);
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}
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}
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MidiDeviceInfo defaultOutputDeviceInfo (xml.getStringAttribute ("defaultMidiOutput"),
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xml.getStringAttribute ("defaultMidiOutputDevice"));
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auto outputs = MidiOutput::getAvailableDevices();
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if (isIdentifierAvailable (outputs, defaultOutputDeviceInfo.identifier))
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{
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setDefaultMidiOutputDevice (defaultOutputDeviceInfo.identifier);
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}
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else
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{
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auto identifier = getUpdatedIdentifierForName (outputs, defaultOutputDeviceInfo.name);
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if (identifier.isNotEmpty())
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setDefaultMidiOutputDevice (identifier);
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}
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return error;
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}
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String AudioDeviceManager::initialiseWithDefaultDevices (int numInputChannelsNeeded,
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int numOutputChannelsNeeded)
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{
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lastExplicitSettings.reset();
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return initialise (numInputChannelsNeeded, numOutputChannelsNeeded,
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nullptr, false, {}, nullptr);
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}
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void AudioDeviceManager::insertDefaultDeviceNames (AudioDeviceSetup& setup) const
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{
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if (auto* type = getCurrentDeviceTypeObject())
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{
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for (const auto isInput : { false, true })
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{
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const auto numChannelsNeeded = isInput ? numInputChansNeeded : numOutputChansNeeded;
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const auto info = getSetupInfo (setup, isInput);
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if (numChannelsNeeded > 0 && info.name.isEmpty())
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info.name = type->getDeviceNames (isInput) [type->getDefaultDeviceIndex (isInput)];
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}
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}
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}
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std::unique_ptr<XmlElement> AudioDeviceManager::createStateXml() const
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{
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if (lastExplicitSettings != nullptr)
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return std::make_unique<XmlElement> (*lastExplicitSettings);
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return {};
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}
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//==============================================================================
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void AudioDeviceManager::scanDevicesIfNeeded()
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{
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if (listNeedsScanning)
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{
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listNeedsScanning = false;
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createDeviceTypesIfNeeded();
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for (auto* type : availableDeviceTypes)
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type->scanForDevices();
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}
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}
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AudioIODeviceType* AudioDeviceManager::findType (const String& typeName)
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{
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scanDevicesIfNeeded();
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for (auto* type : availableDeviceTypes)
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if (type->getTypeName() == typeName)
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return type;
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return {};
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}
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AudioIODeviceType* AudioDeviceManager::findType (const String& inputName, const String& outputName)
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{
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scanDevicesIfNeeded();
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for (auto* type : availableDeviceTypes)
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if ((inputName.isNotEmpty() && deviceListContains (type, true, inputName))
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|| (outputName.isNotEmpty() && deviceListContains (type, false, outputName)))
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return type;
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return {};
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|
}
|
|
|
|
AudioDeviceManager::AudioDeviceSetup AudioDeviceManager::getAudioDeviceSetup() const
|
|
{
|
|
return currentSetup;
|
|
}
|
|
|
|
void AudioDeviceManager::getAudioDeviceSetup (AudioDeviceSetup& setup) const
|
|
{
|
|
setup = currentSetup;
|
|
}
|
|
|
|
void AudioDeviceManager::deleteCurrentDevice()
|
|
{
|
|
currentAudioDevice.reset();
|
|
currentSetup.inputDeviceName.clear();
|
|
currentSetup.outputDeviceName.clear();
|
|
}
|
|
|
|
void AudioDeviceManager::setCurrentAudioDeviceType (const String& type, bool treatAsChosenDevice)
|
|
{
|
|
for (int i = 0; i < availableDeviceTypes.size(); ++i)
|
|
{
|
|
if (availableDeviceTypes.getUnchecked(i)->getTypeName() == type
|
|
&& currentDeviceType != type)
|
|
{
|
|
if (currentAudioDevice != nullptr)
|
|
{
|
|
closeAudioDevice();
|
|
Thread::sleep (1500); // allow a moment for OS devices to sort themselves out, to help
|
|
// avoid things like DirectSound/ASIO clashes
|
|
}
|
|
|
|
currentDeviceType = type;
|
|
|
|
AudioDeviceSetup s (*lastDeviceTypeConfigs.getUnchecked(i));
|
|
insertDefaultDeviceNames (s);
|
|
|
|
setAudioDeviceSetup (s, treatAsChosenDevice);
|
|
|
|
sendChangeMessage();
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
AudioIODeviceType* AudioDeviceManager::getCurrentDeviceTypeObject() const
|
|
{
|
|
for (auto* type : availableDeviceTypes)
|
|
if (type->getTypeName() == currentDeviceType)
|
|
return type;
|
|
|
|
return availableDeviceTypes.getFirst();
|
|
}
|
|
|
|
static void updateSetupChannels (AudioDeviceManager::AudioDeviceSetup& setup, int defaultNumIns, int defaultNumOuts)
|
|
{
|
|
auto updateChannels = [] (const String& deviceName, BigInteger& channels, int defaultNumChannels)
|
|
{
|
|
if (deviceName.isEmpty())
|
|
{
|
|
channels.clear();
|
|
}
|
|
else if (defaultNumChannels != -1)
|
|
{
|
|
channels.clear();
|
|
channels.setRange (0, defaultNumChannels, true);
|
|
}
|
|
};
|
|
|
|
updateChannels (setup.inputDeviceName, setup.inputChannels, setup.useDefaultInputChannels ? defaultNumIns : -1);
|
|
updateChannels (setup.outputDeviceName, setup.outputChannels, setup.useDefaultOutputChannels ? defaultNumOuts : -1);
|
|
}
|
|
|
|
String AudioDeviceManager::setAudioDeviceSetup (const AudioDeviceSetup& newSetup,
|
|
bool treatAsChosenDevice)
|
|
{
|
|
jassert (&newSetup != ¤tSetup); // this will have no effect
|
|
|
|
if (newSetup != currentSetup)
|
|
sendChangeMessage();
|
|
else if (currentAudioDevice != nullptr)
|
|
return {};
|
|
|
|
stopDevice();
|
|
|
|
if (getCurrentDeviceTypeObject() == nullptr
|
|
|| (newSetup.inputDeviceName.isEmpty() && newSetup.outputDeviceName.isEmpty()))
|
|
{
|
|
deleteCurrentDevice();
|
|
|
|
if (treatAsChosenDevice)
|
|
updateXml();
|
|
|
|
return {};
|
|
}
|
|
|
|
String error;
|
|
|
|
const auto needsNewDevice = currentSetup.inputDeviceName != newSetup.inputDeviceName
|
|
|| currentSetup.outputDeviceName != newSetup.outputDeviceName
|
|
|| currentAudioDevice == nullptr;
|
|
|
|
if (needsNewDevice)
|
|
{
|
|
deleteCurrentDevice();
|
|
scanDevicesIfNeeded();
|
|
|
|
auto* type = getCurrentDeviceTypeObject();
|
|
|
|
for (const auto isInput : { false, true })
|
|
{
|
|
const auto name = getSetupInfo (newSetup, isInput).name;
|
|
|
|
if (name.isNotEmpty() && ! deviceListContains (type, isInput, name))
|
|
return "No such device: " + name;
|
|
}
|
|
|
|
currentAudioDevice.reset (type->createDevice (newSetup.outputDeviceName, newSetup.inputDeviceName));
|
|
|
|
if (currentAudioDevice == nullptr)
|
|
error = "Can't open the audio device!\n\n"
|
|
"This may be because another application is currently using the same device - "
|
|
"if so, you should close any other applications and try again!";
|
|
else
|
|
error = currentAudioDevice->getLastError();
|
|
|
|
if (error.isNotEmpty())
|
|
{
|
|
deleteCurrentDevice();
|
|
return error;
|
|
}
|
|
}
|
|
|
|
currentSetup = newSetup;
|
|
|
|
if (! currentSetup.useDefaultInputChannels) numInputChansNeeded = currentSetup.inputChannels.countNumberOfSetBits();
|
|
if (! currentSetup.useDefaultOutputChannels) numOutputChansNeeded = currentSetup.outputChannels.countNumberOfSetBits();
|
|
|
|
updateSetupChannels (currentSetup, numInputChansNeeded, numOutputChansNeeded);
|
|
|
|
if (currentSetup.inputChannels.isZero() && currentSetup.outputChannels.isZero())
|
|
{
|
|
if (treatAsChosenDevice)
|
|
updateXml();
|
|
|
|
return {};
|
|
}
|
|
|
|
currentSetup.sampleRate = chooseBestSampleRate (currentSetup.sampleRate);
|
|
currentSetup.bufferSize = chooseBestBufferSize (currentSetup.bufferSize);
|
|
|
|
error = currentAudioDevice->open (currentSetup.inputChannels,
|
|
currentSetup.outputChannels,
|
|
currentSetup.sampleRate,
|
|
currentSetup.bufferSize);
|
|
|
|
if (error.isEmpty())
|
|
{
|
|
currentDeviceType = currentAudioDevice->getTypeName();
|
|
|
|
currentAudioDevice->start (callbackHandler.get());
|
|
|
|
currentSetup.sampleRate = currentAudioDevice->getCurrentSampleRate();
|
|
currentSetup.bufferSize = currentAudioDevice->getCurrentBufferSizeSamples();
|
|
currentSetup.inputChannels = currentAudioDevice->getActiveInputChannels();
|
|
currentSetup.outputChannels = currentAudioDevice->getActiveOutputChannels();
|
|
|
|
for (int i = 0; i < availableDeviceTypes.size(); ++i)
|
|
if (availableDeviceTypes.getUnchecked (i)->getTypeName() == currentDeviceType)
|
|
*(lastDeviceTypeConfigs.getUnchecked (i)) = currentSetup;
|
|
|
|
if (treatAsChosenDevice)
|
|
updateXml();
|
|
}
|
|
else
|
|
{
|
|
deleteCurrentDevice();
|
|
}
|
|
|
|
return error;
|
|
}
|
|
|
|
double AudioDeviceManager::chooseBestSampleRate (double rate) const
|
|
{
|
|
jassert (currentAudioDevice != nullptr);
|
|
|
|
auto rates = currentAudioDevice->getAvailableSampleRates();
|
|
|
|
if (rate > 0 && rates.contains (rate))
|
|
return rate;
|
|
|
|
rate = currentAudioDevice->getCurrentSampleRate();
|
|
|
|
if (rate > 0 && rates.contains (rate))
|
|
return rate;
|
|
|
|
double lowestAbove44 = 0.0;
|
|
|
|
for (int i = rates.size(); --i >= 0;)
|
|
{
|
|
auto sr = rates[i];
|
|
|
|
if (sr >= 44100.0 && (lowestAbove44 < 1.0 || sr < lowestAbove44))
|
|
lowestAbove44 = sr;
|
|
}
|
|
|
|
if (lowestAbove44 > 0.0)
|
|
return lowestAbove44;
|
|
|
|
return rates[0];
|
|
}
|
|
|
|
int AudioDeviceManager::chooseBestBufferSize (int bufferSize) const
|
|
{
|
|
jassert (currentAudioDevice != nullptr);
|
|
|
|
if (bufferSize > 0 && currentAudioDevice->getAvailableBufferSizes().contains (bufferSize))
|
|
return bufferSize;
|
|
|
|
return currentAudioDevice->getDefaultBufferSize();
|
|
}
|
|
|
|
void AudioDeviceManager::stopDevice()
|
|
{
|
|
if (currentAudioDevice != nullptr)
|
|
currentAudioDevice->stop();
|
|
|
|
testSound.reset();
|
|
}
|
|
|
|
void AudioDeviceManager::closeAudioDevice()
|
|
{
|
|
stopDevice();
|
|
currentAudioDevice.reset();
|
|
loadMeasurer.reset();
|
|
}
|
|
|
|
void AudioDeviceManager::restartLastAudioDevice()
|
|
{
|
|
if (currentAudioDevice == nullptr)
|
|
{
|
|
if (currentSetup.inputDeviceName.isEmpty()
|
|
&& currentSetup.outputDeviceName.isEmpty())
|
|
{
|
|
// This method will only reload the last device that was running
|
|
// before closeAudioDevice() was called - you need to actually open
|
|
// one first, with setAudioDeviceSetup().
|
|
jassertfalse;
|
|
return;
|
|
}
|
|
|
|
AudioDeviceSetup s (currentSetup);
|
|
setAudioDeviceSetup (s, false);
|
|
}
|
|
}
|
|
|
|
void AudioDeviceManager::updateXml()
|
|
{
|
|
lastExplicitSettings.reset (new XmlElement ("DEVICESETUP"));
|
|
|
|
lastExplicitSettings->setAttribute ("deviceType", currentDeviceType);
|
|
lastExplicitSettings->setAttribute ("audioOutputDeviceName", currentSetup.outputDeviceName);
|
|
lastExplicitSettings->setAttribute ("audioInputDeviceName", currentSetup.inputDeviceName);
|
|
|
|
if (currentAudioDevice != nullptr)
|
|
{
|
|
lastExplicitSettings->setAttribute ("audioDeviceRate", currentAudioDevice->getCurrentSampleRate());
|
|
|
|
if (currentAudioDevice->getDefaultBufferSize() != currentAudioDevice->getCurrentBufferSizeSamples())
|
|
lastExplicitSettings->setAttribute ("audioDeviceBufferSize", currentAudioDevice->getCurrentBufferSizeSamples());
|
|
|
|
if (! currentSetup.useDefaultInputChannels)
|
|
lastExplicitSettings->setAttribute ("audioDeviceInChans", currentSetup.inputChannels.toString (2));
|
|
|
|
if (! currentSetup.useDefaultOutputChannels)
|
|
lastExplicitSettings->setAttribute ("audioDeviceOutChans", currentSetup.outputChannels.toString (2));
|
|
}
|
|
|
|
for (auto& input : enabledMidiInputs)
|
|
{
|
|
auto* child = lastExplicitSettings->createNewChildElement ("MIDIINPUT");
|
|
|
|
child->setAttribute ("name", input->getName());
|
|
child->setAttribute ("identifier", input->getIdentifier());
|
|
}
|
|
|
|
if (midiDeviceInfosFromXml.size() > 0)
|
|
{
|
|
// Add any midi devices that have been enabled before, but which aren't currently
|
|
// open because the device has been disconnected.
|
|
auto availableMidiDevices = MidiInput::getAvailableDevices();
|
|
|
|
for (auto& d : midiDeviceInfosFromXml)
|
|
{
|
|
if (! availableMidiDevices.contains (d))
|
|
{
|
|
auto* child = lastExplicitSettings->createNewChildElement ("MIDIINPUT");
|
|
|
|
child->setAttribute ("name", d.name);
|
|
child->setAttribute ("identifier", d.identifier);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (defaultMidiOutputDeviceInfo != MidiDeviceInfo())
|
|
{
|
|
lastExplicitSettings->setAttribute ("defaultMidiOutput", defaultMidiOutputDeviceInfo.name);
|
|
lastExplicitSettings->setAttribute ("defaultMidiOutputDevice", defaultMidiOutputDeviceInfo.identifier);
|
|
}
|
|
}
|
|
|
|
//==============================================================================
|
|
void AudioDeviceManager::addAudioCallback (AudioIODeviceCallback* newCallback)
|
|
{
|
|
{
|
|
const ScopedLock sl (audioCallbackLock);
|
|
|
|
if (callbacks.contains (newCallback))
|
|
return;
|
|
}
|
|
|
|
if (currentAudioDevice != nullptr && newCallback != nullptr)
|
|
newCallback->audioDeviceAboutToStart (currentAudioDevice.get());
|
|
|
|
const ScopedLock sl (audioCallbackLock);
|
|
callbacks.add (newCallback);
|
|
}
|
|
|
|
void AudioDeviceManager::removeAudioCallback (AudioIODeviceCallback* callbackToRemove)
|
|
{
|
|
if (callbackToRemove != nullptr)
|
|
{
|
|
bool needsDeinitialising = currentAudioDevice != nullptr;
|
|
|
|
{
|
|
const ScopedLock sl (audioCallbackLock);
|
|
|
|
needsDeinitialising = needsDeinitialising && callbacks.contains (callbackToRemove);
|
|
callbacks.removeFirstMatchingValue (callbackToRemove);
|
|
}
|
|
|
|
if (needsDeinitialising)
|
|
callbackToRemove->audioDeviceStopped();
|
|
}
|
|
}
|
|
|
|
void AudioDeviceManager::audioDeviceIOCallbackInt (const float** inputChannelData,
|
|
int numInputChannels,
|
|
float** outputChannelData,
|
|
int numOutputChannels,
|
|
int numSamples)
|
|
{
|
|
const ScopedLock sl (audioCallbackLock);
|
|
|
|
inputLevelGetter->updateLevel (inputChannelData, numInputChannels, numSamples);
|
|
|
|
if (callbacks.size() > 0)
|
|
{
|
|
AudioProcessLoadMeasurer::ScopedTimer timer (loadMeasurer, numSamples);
|
|
|
|
tempBuffer.setSize (jmax (1, numOutputChannels), jmax (1, numSamples), false, false, true);
|
|
|
|
callbacks.getUnchecked(0)->audioDeviceIOCallback (inputChannelData, numInputChannels,
|
|
outputChannelData, numOutputChannels, numSamples);
|
|
|
|
auto** tempChans = tempBuffer.getArrayOfWritePointers();
|
|
|
|
for (int i = callbacks.size(); --i > 0;)
|
|
{
|
|
callbacks.getUnchecked(i)->audioDeviceIOCallback (inputChannelData, numInputChannels,
|
|
tempChans, numOutputChannels, numSamples);
|
|
|
|
for (int chan = 0; chan < numOutputChannels; ++chan)
|
|
{
|
|
if (auto* src = tempChans [chan])
|
|
if (auto* dst = outputChannelData [chan])
|
|
for (int j = 0; j < numSamples; ++j)
|
|
dst[j] += src[j];
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
for (int i = 0; i < numOutputChannels; ++i)
|
|
zeromem (outputChannelData[i], (size_t) numSamples * sizeof (float));
|
|
}
|
|
|
|
if (testSound != nullptr)
|
|
{
|
|
auto numSamps = jmin (numSamples, testSound->getNumSamples() - testSoundPosition);
|
|
auto* src = testSound->getReadPointer (0, testSoundPosition);
|
|
|
|
for (int i = 0; i < numOutputChannels; ++i)
|
|
if (auto* dst = outputChannelData [i])
|
|
for (int j = 0; j < numSamps; ++j)
|
|
dst[j] += src[j];
|
|
|
|
testSoundPosition += numSamps;
|
|
|
|
if (testSoundPosition >= testSound->getNumSamples())
|
|
testSound.reset();
|
|
}
|
|
|
|
outputLevelGetter->updateLevel (const_cast<const float**> (outputChannelData), numOutputChannels, numSamples);
|
|
}
|
|
|
|
void AudioDeviceManager::audioDeviceAboutToStartInt (AudioIODevice* const device)
|
|
{
|
|
loadMeasurer.reset (device->getCurrentSampleRate(),
|
|
device->getCurrentBufferSizeSamples());
|
|
|
|
{
|
|
const ScopedLock sl (audioCallbackLock);
|
|
|
|
for (int i = callbacks.size(); --i >= 0;)
|
|
callbacks.getUnchecked(i)->audioDeviceAboutToStart (device);
|
|
}
|
|
|
|
updateCurrentSetup();
|
|
sendChangeMessage();
|
|
}
|
|
|
|
void AudioDeviceManager::audioDeviceStoppedInt()
|
|
{
|
|
sendChangeMessage();
|
|
|
|
const ScopedLock sl (audioCallbackLock);
|
|
|
|
loadMeasurer.reset();
|
|
|
|
for (int i = callbacks.size(); --i >= 0;)
|
|
callbacks.getUnchecked(i)->audioDeviceStopped();
|
|
}
|
|
|
|
void AudioDeviceManager::audioDeviceErrorInt (const String& message)
|
|
{
|
|
const ScopedLock sl (audioCallbackLock);
|
|
|
|
for (int i = callbacks.size(); --i >= 0;)
|
|
callbacks.getUnchecked(i)->audioDeviceError (message);
|
|
}
|
|
|
|
double AudioDeviceManager::getCpuUsage() const
|
|
{
|
|
return loadMeasurer.getLoadAsProportion();
|
|
}
|
|
|
|
//==============================================================================
|
|
void AudioDeviceManager::setMidiInputDeviceEnabled (const String& identifier, bool enabled)
|
|
{
|
|
if (enabled != isMidiInputDeviceEnabled (identifier))
|
|
{
|
|
if (enabled)
|
|
{
|
|
if (auto midiIn = MidiInput::openDevice (identifier, callbackHandler.get()))
|
|
{
|
|
enabledMidiInputs.push_back (std::move (midiIn));
|
|
enabledMidiInputs.back()->start();
|
|
}
|
|
}
|
|
else
|
|
{
|
|
auto removePredicate = [identifier] (const std::unique_ptr<MidiInput>& in) { return in->getIdentifier() == identifier; };
|
|
enabledMidiInputs.erase (std::remove_if (std::begin (enabledMidiInputs), std::end (enabledMidiInputs), removePredicate),
|
|
std::end (enabledMidiInputs));
|
|
}
|
|
|
|
updateXml();
|
|
sendChangeMessage();
|
|
}
|
|
}
|
|
|
|
bool AudioDeviceManager::isMidiInputDeviceEnabled (const String& identifier) const
|
|
{
|
|
for (auto& mi : enabledMidiInputs)
|
|
if (mi->getIdentifier() == identifier)
|
|
return true;
|
|
|
|
return false;
|
|
}
|
|
|
|
void AudioDeviceManager::addMidiInputDeviceCallback (const String& identifier, MidiInputCallback* callbackToAdd)
|
|
{
|
|
removeMidiInputDeviceCallback (identifier, callbackToAdd);
|
|
|
|
if (identifier.isEmpty() || isMidiInputDeviceEnabled (identifier))
|
|
{
|
|
const ScopedLock sl (midiCallbackLock);
|
|
midiCallbacks.add ({ identifier, callbackToAdd });
|
|
}
|
|
}
|
|
|
|
void AudioDeviceManager::removeMidiInputDeviceCallback (const String& identifier, MidiInputCallback* callbackToRemove)
|
|
{
|
|
for (int i = midiCallbacks.size(); --i >= 0;)
|
|
{
|
|
auto& mc = midiCallbacks.getReference (i);
|
|
|
|
if (mc.callback == callbackToRemove && mc.deviceIdentifier == identifier)
|
|
{
|
|
const ScopedLock sl (midiCallbackLock);
|
|
midiCallbacks.remove (i);
|
|
}
|
|
}
|
|
}
|
|
|
|
void AudioDeviceManager::handleIncomingMidiMessageInt (MidiInput* source, const MidiMessage& message)
|
|
{
|
|
if (! message.isActiveSense())
|
|
{
|
|
const ScopedLock sl (midiCallbackLock);
|
|
|
|
for (auto& mc : midiCallbacks)
|
|
if (mc.deviceIdentifier.isEmpty() || mc.deviceIdentifier == source->getIdentifier())
|
|
mc.callback->handleIncomingMidiMessage (source, message);
|
|
}
|
|
}
|
|
|
|
//==============================================================================
|
|
void AudioDeviceManager::setDefaultMidiOutputDevice (const String& identifier)
|
|
{
|
|
if (defaultMidiOutputDeviceInfo.identifier != identifier)
|
|
{
|
|
Array<AudioIODeviceCallback*> oldCallbacks;
|
|
|
|
{
|
|
const ScopedLock sl (audioCallbackLock);
|
|
oldCallbacks.swapWith (callbacks);
|
|
}
|
|
|
|
if (currentAudioDevice != nullptr)
|
|
for (int i = oldCallbacks.size(); --i >= 0;)
|
|
oldCallbacks.getUnchecked (i)->audioDeviceStopped();
|
|
|
|
defaultMidiOutput.reset();
|
|
|
|
if (identifier.isNotEmpty())
|
|
defaultMidiOutput = MidiOutput::openDevice (identifier);
|
|
|
|
if (defaultMidiOutput != nullptr)
|
|
defaultMidiOutputDeviceInfo = defaultMidiOutput->getDeviceInfo();
|
|
else
|
|
defaultMidiOutputDeviceInfo = {};
|
|
|
|
if (currentAudioDevice != nullptr)
|
|
for (auto* c : oldCallbacks)
|
|
c->audioDeviceAboutToStart (currentAudioDevice.get());
|
|
|
|
{
|
|
const ScopedLock sl (audioCallbackLock);
|
|
oldCallbacks.swapWith (callbacks);
|
|
}
|
|
|
|
updateXml();
|
|
sendChangeMessage();
|
|
}
|
|
}
|
|
|
|
//==============================================================================
|
|
AudioDeviceManager::LevelMeter::LevelMeter() noexcept : level() {}
|
|
|
|
void AudioDeviceManager::LevelMeter::updateLevel (const float* const* channelData, int numChannels, int numSamples) noexcept
|
|
{
|
|
if (getReferenceCount() <= 1)
|
|
return;
|
|
|
|
auto localLevel = level.get();
|
|
|
|
if (numChannels > 0)
|
|
{
|
|
for (int j = 0; j < numSamples; ++j)
|
|
{
|
|
float s = 0;
|
|
|
|
for (int i = 0; i < numChannels; ++i)
|
|
s += std::abs (channelData[i][j]);
|
|
|
|
s /= (float) numChannels;
|
|
|
|
const float decayFactor = 0.99992f;
|
|
|
|
if (s > localLevel)
|
|
localLevel = s;
|
|
else if (localLevel > 0.001f)
|
|
localLevel *= decayFactor;
|
|
else
|
|
localLevel = 0;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
localLevel = 0;
|
|
}
|
|
|
|
level = localLevel;
|
|
}
|
|
|
|
double AudioDeviceManager::LevelMeter::getCurrentLevel() const noexcept
|
|
{
|
|
jassert (getReferenceCount() > 1);
|
|
return level.get();
|
|
}
|
|
|
|
void AudioDeviceManager::playTestSound()
|
|
{
|
|
{ // cunningly nested to swap, unlock and delete in that order.
|
|
std::unique_ptr<AudioBuffer<float>> oldSound;
|
|
|
|
{
|
|
const ScopedLock sl (audioCallbackLock);
|
|
std::swap (oldSound, testSound);
|
|
}
|
|
}
|
|
|
|
testSoundPosition = 0;
|
|
|
|
if (currentAudioDevice != nullptr)
|
|
{
|
|
auto sampleRate = currentAudioDevice->getCurrentSampleRate();
|
|
auto soundLength = (int) sampleRate;
|
|
|
|
double frequency = 440.0;
|
|
float amplitude = 0.5f;
|
|
|
|
auto phasePerSample = MathConstants<double>::twoPi / (sampleRate / frequency);
|
|
|
|
std::unique_ptr<AudioBuffer<float>> newSound (new AudioBuffer<float> (1, soundLength));
|
|
|
|
for (int i = 0; i < soundLength; ++i)
|
|
newSound->setSample (0, i, amplitude * (float) std::sin (i * phasePerSample));
|
|
|
|
newSound->applyGainRamp (0, 0, soundLength / 10, 0.0f, 1.0f);
|
|
newSound->applyGainRamp (0, soundLength - soundLength / 4, soundLength / 4, 1.0f, 0.0f);
|
|
|
|
{
|
|
const ScopedLock sl (audioCallbackLock);
|
|
std::swap (testSound, newSound);
|
|
}
|
|
}
|
|
}
|
|
|
|
int AudioDeviceManager::getXRunCount() const noexcept
|
|
{
|
|
auto deviceXRuns = (currentAudioDevice != nullptr ? currentAudioDevice->getXRunCount() : -1);
|
|
return jmax (0, deviceXRuns) + loadMeasurer.getXRunCount();
|
|
}
|
|
|
|
//==============================================================================
|
|
// Deprecated
|
|
void AudioDeviceManager::setMidiInputEnabled (const String& name, const bool enabled)
|
|
{
|
|
for (auto& device : MidiInput::getAvailableDevices())
|
|
{
|
|
if (device.name == name)
|
|
{
|
|
setMidiInputDeviceEnabled (device.identifier, enabled);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
bool AudioDeviceManager::isMidiInputEnabled (const String& name) const
|
|
{
|
|
for (auto& device : MidiInput::getAvailableDevices())
|
|
if (device.name == name)
|
|
return isMidiInputDeviceEnabled (device.identifier);
|
|
|
|
return false;
|
|
}
|
|
|
|
void AudioDeviceManager::addMidiInputCallback (const String& name, MidiInputCallback* callbackToAdd)
|
|
{
|
|
if (name.isEmpty())
|
|
{
|
|
addMidiInputDeviceCallback ({}, callbackToAdd);
|
|
}
|
|
else
|
|
{
|
|
for (auto& device : MidiInput::getAvailableDevices())
|
|
{
|
|
if (device.name == name)
|
|
{
|
|
addMidiInputDeviceCallback (device.identifier, callbackToAdd);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void AudioDeviceManager::removeMidiInputCallback (const String& name, MidiInputCallback* callbackToRemove)
|
|
{
|
|
if (name.isEmpty())
|
|
{
|
|
removeMidiInputDeviceCallback ({}, callbackToRemove);
|
|
}
|
|
else
|
|
{
|
|
for (auto& device : MidiInput::getAvailableDevices())
|
|
{
|
|
if (device.name == name)
|
|
{
|
|
removeMidiInputDeviceCallback (device.identifier, callbackToRemove);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void AudioDeviceManager::setDefaultMidiOutput (const String& name)
|
|
{
|
|
for (auto& device : MidiOutput::getAvailableDevices())
|
|
{
|
|
if (device.name == name)
|
|
{
|
|
setDefaultMidiOutputDevice (device.identifier);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
//==============================================================================
|
|
//==============================================================================
|
|
#if JUCE_UNIT_TESTS
|
|
|
|
class AudioDeviceManagerTests : public UnitTest
|
|
{
|
|
public:
|
|
AudioDeviceManagerTests() : UnitTest ("AudioDeviceManager", UnitTestCategories::audio) {}
|
|
|
|
void runTest() override
|
|
{
|
|
beginTest ("When the AudioDeviceSetup has non-empty device names, initialise uses the requested devices");
|
|
{
|
|
AudioDeviceManager manager;
|
|
initialiseManager (manager);
|
|
|
|
expectEquals (manager.getAvailableDeviceTypes().size(), 2);
|
|
|
|
AudioDeviceManager::AudioDeviceSetup setup;
|
|
setup.outputDeviceName = "z";
|
|
setup.inputDeviceName = "c";
|
|
|
|
expect (manager.initialise (2, 2, nullptr, true, String{}, &setup).isEmpty());
|
|
|
|
const auto& newSetup = manager.getAudioDeviceSetup();
|
|
|
|
expectEquals (newSetup.outputDeviceName, setup.outputDeviceName);
|
|
expectEquals (newSetup.inputDeviceName, setup.inputDeviceName);
|
|
|
|
expectEquals (newSetup.outputChannels.countNumberOfSetBits(), 2);
|
|
expectEquals (newSetup.inputChannels.countNumberOfSetBits(), 2);
|
|
}
|
|
|
|
beginTest ("When the AudioDeviceSetup has empty device names, initialise picks suitable default devices");
|
|
{
|
|
AudioDeviceManager manager;
|
|
initialiseManager (manager);
|
|
|
|
AudioDeviceManager::AudioDeviceSetup setup;
|
|
|
|
expect (manager.initialise (2, 2, nullptr, true, String{}, &setup).isEmpty());
|
|
|
|
const auto& newSetup = manager.getAudioDeviceSetup();
|
|
|
|
expectEquals (newSetup.outputDeviceName, String ("x"));
|
|
expectEquals (newSetup.inputDeviceName, String ("a"));
|
|
|
|
expectEquals (newSetup.outputChannels.countNumberOfSetBits(), 2);
|
|
expectEquals (newSetup.inputChannels.countNumberOfSetBits(), 2);
|
|
}
|
|
|
|
beginTest ("When the preferred device name matches an input and an output on the same type, that type is used");
|
|
{
|
|
AudioDeviceManager manager;
|
|
initialiseManagerWithDifferentDeviceNames (manager);
|
|
|
|
expect (manager.initialise (2, 2, nullptr, true, "bar *").isEmpty());
|
|
|
|
expectEquals (manager.getCurrentAudioDeviceType(), String ("bar"));
|
|
|
|
const auto& newSetup = manager.getAudioDeviceSetup();
|
|
|
|
expectEquals (newSetup.outputDeviceName, String ("bar out a"));
|
|
expectEquals (newSetup.inputDeviceName, String ("bar in a"));
|
|
|
|
expectEquals (newSetup.outputChannels.countNumberOfSetBits(), 2);
|
|
expectEquals (newSetup.inputChannels.countNumberOfSetBits(), 2);
|
|
|
|
expect (manager.getCurrentAudioDevice() != nullptr);
|
|
}
|
|
|
|
beginTest ("When the preferred device name matches either an input and an output, but not both, that type is used");
|
|
{
|
|
AudioDeviceManager manager;
|
|
initialiseManagerWithDifferentDeviceNames (manager);
|
|
|
|
expect (manager.initialise (2, 2, nullptr, true, "bar out b").isEmpty());
|
|
|
|
expectEquals (manager.getCurrentAudioDeviceType(), String ("bar"));
|
|
|
|
const auto& newSetup = manager.getAudioDeviceSetup();
|
|
|
|
expectEquals (newSetup.outputDeviceName, String ("bar out b"));
|
|
expectEquals (newSetup.inputDeviceName, String ("bar in a"));
|
|
|
|
expectEquals (newSetup.outputChannels.countNumberOfSetBits(), 2);
|
|
expectEquals (newSetup.inputChannels.countNumberOfSetBits(), 2);
|
|
|
|
expect (manager.getCurrentAudioDevice() != nullptr);
|
|
}
|
|
|
|
beginTest ("When the preferred device name does not match any inputs or outputs, defaults are used");
|
|
{
|
|
AudioDeviceManager manager;
|
|
initialiseManagerWithDifferentDeviceNames (manager);
|
|
|
|
expect (manager.initialise (2, 2, nullptr, true, "unmatchable").isEmpty());
|
|
|
|
expectEquals (manager.getCurrentAudioDeviceType(), String ("foo"));
|
|
|
|
const auto& newSetup = manager.getAudioDeviceSetup();
|
|
|
|
expectEquals (newSetup.outputDeviceName, String ("foo out a"));
|
|
expectEquals (newSetup.inputDeviceName, String ("foo in a"));
|
|
|
|
expectEquals (newSetup.outputChannels.countNumberOfSetBits(), 2);
|
|
expectEquals (newSetup.inputChannels.countNumberOfSetBits(), 2);
|
|
|
|
expect (manager.getCurrentAudioDevice() != nullptr);
|
|
}
|
|
|
|
beginTest ("When first device type has no devices, a device type with devices is used instead");
|
|
{
|
|
AudioDeviceManager manager;
|
|
initialiseManagerWithEmptyDeviceType (manager);
|
|
|
|
AudioDeviceManager::AudioDeviceSetup setup;
|
|
|
|
expect (manager.initialise (2, 2, nullptr, true, {}, &setup).isEmpty());
|
|
|
|
const auto& newSetup = manager.getAudioDeviceSetup();
|
|
|
|
expectEquals (newSetup.outputDeviceName, String ("x"));
|
|
expectEquals (newSetup.inputDeviceName, String ("a"));
|
|
|
|
expectEquals (newSetup.outputChannels.countNumberOfSetBits(), 2);
|
|
expectEquals (newSetup.inputChannels.countNumberOfSetBits(), 2);
|
|
}
|
|
|
|
beginTest ("Carry out a long sequence of configuration changes");
|
|
{
|
|
AudioDeviceManager manager;
|
|
initialiseManagerWithEmptyDeviceType (manager);
|
|
initialiseWithDefaultDevices (manager);
|
|
disableInputChannelsButLeaveDeviceOpen (manager);
|
|
selectANewInputDevice (manager);
|
|
disableInputDevice (manager);
|
|
reenableInputDeviceWithNoChannels (manager);
|
|
enableInputChannels (manager);
|
|
disableInputChannelsButLeaveDeviceOpen (manager);
|
|
switchDeviceType (manager);
|
|
enableInputChannels (manager);
|
|
closeDeviceByRequestingEmptyNames (manager);
|
|
}
|
|
}
|
|
|
|
private:
|
|
void initialiseWithDefaultDevices (AudioDeviceManager& manager)
|
|
{
|
|
manager.initialiseWithDefaultDevices (2, 2);
|
|
const auto& setup = manager.getAudioDeviceSetup();
|
|
|
|
expectEquals (setup.inputChannels.countNumberOfSetBits(), 2);
|
|
expectEquals (setup.outputChannels.countNumberOfSetBits(), 2);
|
|
|
|
expect (setup.useDefaultInputChannels);
|
|
expect (setup.useDefaultOutputChannels);
|
|
|
|
expect (manager.getCurrentAudioDevice() != nullptr);
|
|
}
|
|
|
|
void disableInputChannelsButLeaveDeviceOpen (AudioDeviceManager& manager)
|
|
{
|
|
auto setup = manager.getAudioDeviceSetup();
|
|
setup.inputChannels.clear();
|
|
setup.useDefaultInputChannels = false;
|
|
|
|
expect (manager.setAudioDeviceSetup (setup, true).isEmpty());
|
|
|
|
const auto newSetup = manager.getAudioDeviceSetup();
|
|
expectEquals (newSetup.inputChannels.countNumberOfSetBits(), 0);
|
|
expectEquals (newSetup.outputChannels.countNumberOfSetBits(), 2);
|
|
|
|
expect (! newSetup.useDefaultInputChannels);
|
|
expect (newSetup.useDefaultOutputChannels);
|
|
|
|
expectEquals (newSetup.inputDeviceName, setup.inputDeviceName);
|
|
expectEquals (newSetup.outputDeviceName, setup.outputDeviceName);
|
|
|
|
expect (manager.getCurrentAudioDevice() != nullptr);
|
|
}
|
|
|
|
void selectANewInputDevice (AudioDeviceManager& manager)
|
|
{
|
|
auto setup = manager.getAudioDeviceSetup();
|
|
setup.inputDeviceName = "b";
|
|
|
|
expect (manager.setAudioDeviceSetup (setup, true).isEmpty());
|
|
|
|
const auto newSetup = manager.getAudioDeviceSetup();
|
|
expectEquals (newSetup.inputChannels.countNumberOfSetBits(), 0);
|
|
expectEquals (newSetup.outputChannels.countNumberOfSetBits(), 2);
|
|
|
|
expect (! newSetup.useDefaultInputChannels);
|
|
expect (newSetup.useDefaultOutputChannels);
|
|
|
|
expectEquals (newSetup.inputDeviceName, setup.inputDeviceName);
|
|
expectEquals (newSetup.outputDeviceName, setup.outputDeviceName);
|
|
|
|
expect (manager.getCurrentAudioDevice() != nullptr);
|
|
}
|
|
|
|
void disableInputDevice (AudioDeviceManager& manager)
|
|
{
|
|
auto setup = manager.getAudioDeviceSetup();
|
|
setup.inputDeviceName = "";
|
|
|
|
expect (manager.setAudioDeviceSetup (setup, true).isEmpty());
|
|
|
|
const auto newSetup = manager.getAudioDeviceSetup();
|
|
expectEquals (newSetup.inputChannels.countNumberOfSetBits(), 0);
|
|
expectEquals (newSetup.outputChannels.countNumberOfSetBits(), 2);
|
|
|
|
expect (! newSetup.useDefaultInputChannels);
|
|
expect (newSetup.useDefaultOutputChannels);
|
|
|
|
expectEquals (newSetup.inputDeviceName, setup.inputDeviceName);
|
|
expectEquals (newSetup.outputDeviceName, setup.outputDeviceName);
|
|
|
|
expect (manager.getCurrentAudioDevice() != nullptr);
|
|
}
|
|
|
|
void reenableInputDeviceWithNoChannels (AudioDeviceManager& manager)
|
|
{
|
|
auto setup = manager.getAudioDeviceSetup();
|
|
setup.inputDeviceName = "a";
|
|
|
|
expect (manager.setAudioDeviceSetup (setup, true).isEmpty());
|
|
|
|
const auto newSetup = manager.getAudioDeviceSetup();
|
|
expectEquals (newSetup.inputChannels.countNumberOfSetBits(), 0);
|
|
expectEquals (newSetup.outputChannels.countNumberOfSetBits(), 2);
|
|
|
|
expect (! newSetup.useDefaultInputChannels);
|
|
expect (newSetup.useDefaultOutputChannels);
|
|
|
|
expectEquals (newSetup.inputDeviceName, setup.inputDeviceName);
|
|
expectEquals (newSetup.outputDeviceName, setup.outputDeviceName);
|
|
|
|
expect (manager.getCurrentAudioDevice() != nullptr);
|
|
}
|
|
|
|
void enableInputChannels (AudioDeviceManager& manager)
|
|
{
|
|
auto setup = manager.getAudioDeviceSetup();
|
|
setup.inputDeviceName = manager.getCurrentDeviceTypeObject()->getDeviceNames (true)[0];
|
|
setup.inputChannels = 3;
|
|
setup.useDefaultInputChannels = false;
|
|
|
|
expect (manager.setAudioDeviceSetup (setup, true).isEmpty());
|
|
|
|
const auto newSetup = manager.getAudioDeviceSetup();
|
|
expectEquals (newSetup.inputChannels.countNumberOfSetBits(), 2);
|
|
expectEquals (newSetup.outputChannels.countNumberOfSetBits(), 2);
|
|
|
|
expect (! newSetup.useDefaultInputChannels);
|
|
expect (newSetup.useDefaultOutputChannels);
|
|
|
|
expectEquals (newSetup.inputDeviceName, setup.inputDeviceName);
|
|
expectEquals (newSetup.outputDeviceName, setup.outputDeviceName);
|
|
|
|
expect (manager.getCurrentAudioDevice() != nullptr);
|
|
}
|
|
|
|
void switchDeviceType (AudioDeviceManager& manager)
|
|
{
|
|
const auto oldSetup = manager.getAudioDeviceSetup();
|
|
|
|
expectEquals (manager.getCurrentAudioDeviceType(), String (mockAName));
|
|
|
|
manager.setCurrentAudioDeviceType (mockBName, true);
|
|
|
|
expectEquals (manager.getCurrentAudioDeviceType(), String (mockBName));
|
|
|
|
const auto newSetup = manager.getAudioDeviceSetup();
|
|
|
|
expect (newSetup.outputDeviceName.isNotEmpty());
|
|
// We had no channels enabled, which means we don't need to open a new input device
|
|
expect (newSetup.inputDeviceName.isEmpty());
|
|
|
|
expectEquals (newSetup.inputChannels.countNumberOfSetBits(), 0);
|
|
expectEquals (newSetup.outputChannels.countNumberOfSetBits(), 2);
|
|
|
|
expect (manager.getCurrentAudioDevice() != nullptr);
|
|
}
|
|
|
|
void closeDeviceByRequestingEmptyNames (AudioDeviceManager& manager)
|
|
{
|
|
auto setup = manager.getAudioDeviceSetup();
|
|
setup.inputDeviceName = "";
|
|
setup.outputDeviceName = "";
|
|
|
|
expect (manager.setAudioDeviceSetup (setup, true).isEmpty());
|
|
|
|
const auto newSetup = manager.getAudioDeviceSetup();
|
|
expectEquals (newSetup.inputChannels.countNumberOfSetBits(), 2);
|
|
expectEquals (newSetup.outputChannels.countNumberOfSetBits(), 2);
|
|
|
|
expect (newSetup.inputDeviceName.isEmpty());
|
|
expect (newSetup.outputDeviceName.isEmpty());
|
|
|
|
expect (manager.getCurrentAudioDevice() == nullptr);
|
|
}
|
|
|
|
const String mockAName = "mockA";
|
|
const String mockBName = "mockB";
|
|
const String emptyName = "empty";
|
|
|
|
class MockDevice : public AudioIODevice
|
|
{
|
|
public:
|
|
MockDevice (String typeNameIn, String outNameIn, String inNameIn)
|
|
: AudioIODevice ("mock", typeNameIn), outName (outNameIn), inName (inNameIn) {}
|
|
|
|
StringArray getOutputChannelNames() override { return { "o1", "o2", "o3" }; }
|
|
StringArray getInputChannelNames() override { return { "i1", "i2", "i3" }; }
|
|
|
|
Array<double> getAvailableSampleRates() override { return { 44100.0, 48000.0 }; }
|
|
Array<int> getAvailableBufferSizes() override { return { 128, 256 }; }
|
|
int getDefaultBufferSize() override { return 128; }
|
|
|
|
String open (const BigInteger& inputs, const BigInteger& outputs, double sr, int bs) override
|
|
{
|
|
inChannels = inputs;
|
|
outChannels = outputs;
|
|
sampleRate = sr;
|
|
blockSize = bs;
|
|
on = true;
|
|
return {};
|
|
}
|
|
|
|
void close() override { on = false; }
|
|
bool isOpen() override { return on; }
|
|
|
|
void start (AudioIODeviceCallback*) override { playing = true; }
|
|
void stop() override { playing = false; }
|
|
bool isPlaying() override { return playing; }
|
|
|
|
String getLastError() override { return {}; }
|
|
int getCurrentBufferSizeSamples() override { return blockSize; }
|
|
double getCurrentSampleRate() override { return sampleRate; }
|
|
int getCurrentBitDepth() override { return 16; }
|
|
|
|
BigInteger getActiveOutputChannels() const override { return outChannels; }
|
|
BigInteger getActiveInputChannels() const override { return inChannels; }
|
|
|
|
int getOutputLatencyInSamples() override { return 0; }
|
|
int getInputLatencyInSamples() override { return 0; }
|
|
|
|
private:
|
|
String outName, inName;
|
|
BigInteger outChannels, inChannels;
|
|
double sampleRate = 0.0;
|
|
int blockSize = 0;
|
|
bool on = false, playing = false;
|
|
};
|
|
|
|
class MockDeviceType : public AudioIODeviceType
|
|
{
|
|
public:
|
|
explicit MockDeviceType (String kind)
|
|
: MockDeviceType (std::move (kind), { "a", "b", "c" }, { "x", "y", "z" }) {}
|
|
|
|
MockDeviceType (String kind, StringArray inputNames, StringArray outputNames)
|
|
: AudioIODeviceType (std::move (kind)),
|
|
inNames (std::move (inputNames)),
|
|
outNames (std::move (outputNames)) {}
|
|
|
|
void scanForDevices() override {}
|
|
|
|
StringArray getDeviceNames (bool isInput) const override
|
|
{
|
|
return getNames (isInput);
|
|
}
|
|
|
|
int getDefaultDeviceIndex (bool) const override { return 0; }
|
|
|
|
int getIndexOfDevice (AudioIODevice* device, bool isInput) const override
|
|
{
|
|
return getNames (isInput).indexOf (device->getName());
|
|
}
|
|
|
|
bool hasSeparateInputsAndOutputs() const override { return true; }
|
|
|
|
AudioIODevice* createDevice (const String& outputName, const String& inputName) override
|
|
{
|
|
if (inNames.contains (inputName) || outNames.contains (outputName))
|
|
return new MockDevice (getTypeName(), outputName, inputName);
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
private:
|
|
const StringArray& getNames (bool isInput) const { return isInput ? inNames : outNames; }
|
|
|
|
const StringArray inNames, outNames;
|
|
};
|
|
|
|
void initialiseManager (AudioDeviceManager& manager)
|
|
{
|
|
manager.addAudioDeviceType (std::make_unique<MockDeviceType> (mockAName));
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manager.addAudioDeviceType (std::make_unique<MockDeviceType> (mockBName));
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}
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void initialiseManagerWithEmptyDeviceType (AudioDeviceManager& manager)
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{
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manager.addAudioDeviceType (std::make_unique<MockDeviceType> (emptyName, StringArray{}, StringArray{}));
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initialiseManager (manager);
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}
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void initialiseManagerWithDifferentDeviceNames (AudioDeviceManager& manager)
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{
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manager.addAudioDeviceType (std::make_unique<MockDeviceType> ("foo",
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StringArray { "foo in a", "foo in b" },
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StringArray { "foo out a", "foo out b" }));
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manager.addAudioDeviceType (std::make_unique<MockDeviceType> ("bar",
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StringArray { "bar in a", "bar in b" },
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StringArray { "bar out a", "bar out b" }));
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}
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};
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static AudioDeviceManagerTests audioDeviceManagerTests;
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#endif
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} // namespace juce
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