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Move files without UI dependencies to juce_audio_processors_headless
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reuk
parent
1f5d09d3fc
commit
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73 changed files with 115 additions and 80 deletions
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/*
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==============================================================================
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This file is part of the JUCE framework.
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Copyright (c) Raw Material Software Limited
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JUCE is an open source framework subject to commercial or open source
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licensing.
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By downloading, installing, or using the JUCE framework, or combining the
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JUCE framework with any other source code, object code, content or any other
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copyrightable work, you agree to the terms of the JUCE End User Licence
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Agreement, and all incorporated terms including the JUCE Privacy Policy and
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the JUCE Website Terms of Service, as applicable, which will bind you. If you
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do not agree to the terms of these agreements, we will not license the JUCE
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framework to you, and you must discontinue the installation or download
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process and cease use of the JUCE framework.
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JUCE End User Licence Agreement: https://juce.com/legal/juce-8-licence/
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JUCE Privacy Policy: https://juce.com/juce-privacy-policy
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JUCE Website Terms of Service: https://juce.com/juce-website-terms-of-service/
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Or:
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You may also use this code under the terms of the AGPLv3:
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https://www.gnu.org/licenses/agpl-3.0.en.html
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THE JUCE FRAMEWORK IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL
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WARRANTIES, WHETHER EXPRESSED OR IMPLIED, INCLUDING WARRANTY OF
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MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ARE DISCLAIMED.
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==============================================================================
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*/
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namespace juce
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{
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AudioPluginFormat::AudioPluginFormat() {}
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AudioPluginFormat::~AudioPluginFormat() {}
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std::unique_ptr<AudioPluginInstance> AudioPluginFormat::createInstanceFromDescription (const PluginDescription& desc,
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double initialSampleRate,
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int initialBufferSize)
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{
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String errorMessage;
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return createInstanceFromDescription (desc, initialSampleRate, initialBufferSize, errorMessage);
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}
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std::unique_ptr<AudioPluginInstance> AudioPluginFormat::createInstanceFromDescription (const PluginDescription& desc,
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double initialSampleRate,
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int initialBufferSize,
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String& errorMessage)
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{
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if (MessageManager::getInstance()->isThisTheMessageThread()
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&& requiresUnblockedMessageThreadDuringCreation (desc))
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{
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errorMessage = NEEDS_TRANS ("This plug-in cannot be instantiated synchronously");
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return {};
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}
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WaitableEvent finishedSignal;
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std::unique_ptr<AudioPluginInstance> instance;
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auto callback = [&] (std::unique_ptr<AudioPluginInstance> p, const String& error)
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{
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errorMessage = error;
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instance = std::move (p);
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finishedSignal.signal();
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};
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if (! MessageManager::getInstance()->isThisTheMessageThread())
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createPluginInstanceAsync (desc, initialSampleRate, initialBufferSize, std::move (callback));
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else
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createPluginInstance (desc, initialSampleRate, initialBufferSize, std::move (callback));
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finishedSignal.wait();
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return instance;
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}
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struct AudioPluginFormat::AsyncCreateMessage final : public Message
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{
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AsyncCreateMessage (const PluginDescription& d, double sr, int size, PluginCreationCallback call)
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: desc (d), sampleRate (sr), bufferSize (size), callbackToUse (std::move (call))
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{
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}
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PluginDescription desc;
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double sampleRate;
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int bufferSize;
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PluginCreationCallback callbackToUse;
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};
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void AudioPluginFormat::createPluginInstanceAsync (const PluginDescription& description,
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double initialSampleRate, int initialBufferSize,
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PluginCreationCallback callback)
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{
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jassert (callback != nullptr);
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postMessage (new AsyncCreateMessage (description, initialSampleRate, initialBufferSize, std::move (callback)));
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}
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void AudioPluginFormat::handleMessage (const Message& message)
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{
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if (auto m = dynamic_cast<const AsyncCreateMessage*> (&message))
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createPluginInstance (m->desc, m->sampleRate, m->bufferSize, std::move (m->callbackToUse));
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}
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} // namespace juce
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@ -1,183 +0,0 @@
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/*
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==============================================================================
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This file is part of the JUCE framework.
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Copyright (c) Raw Material Software Limited
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JUCE is an open source framework subject to commercial or open source
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licensing.
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By downloading, installing, or using the JUCE framework, or combining the
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JUCE framework with any other source code, object code, content or any other
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copyrightable work, you agree to the terms of the JUCE End User Licence
|
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Agreement, and all incorporated terms including the JUCE Privacy Policy and
|
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the JUCE Website Terms of Service, as applicable, which will bind you. If you
|
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do not agree to the terms of these agreements, we will not license the JUCE
|
||||
framework to you, and you must discontinue the installation or download
|
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process and cease use of the JUCE framework.
|
||||
|
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JUCE End User Licence Agreement: https://juce.com/legal/juce-8-licence/
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JUCE Privacy Policy: https://juce.com/juce-privacy-policy
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JUCE Website Terms of Service: https://juce.com/juce-website-terms-of-service/
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Or:
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You may also use this code under the terms of the AGPLv3:
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https://www.gnu.org/licenses/agpl-3.0.en.html
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THE JUCE FRAMEWORK IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL
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WARRANTIES, WHETHER EXPRESSED OR IMPLIED, INCLUDING WARRANTY OF
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MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ARE DISCLAIMED.
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==============================================================================
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*/
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namespace juce
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{
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//==============================================================================
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/**
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The base class for a type of plugin format, such as VST, AudioUnit, LADSPA, etc.
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@see AudioPluginFormatManager
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@tags{Audio}
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*/
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class JUCE_API AudioPluginFormat : private MessageListener
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{
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public:
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/** Destructor. */
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~AudioPluginFormat() override;
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//==============================================================================
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/** Returns the format name.
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E.g. "VST", "AudioUnit", etc.
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*/
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virtual String getName() const = 0;
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/** This tries to create descriptions for all the plugin types available in
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a binary module file.
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The file will be some kind of DLL or bundle.
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Normally there will only be one type returned, but some plugins
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(e.g. VST shells) can use a single DLL to create a set of different plugin
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subtypes, so in that case, each subtype is returned as a separate object.
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*/
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virtual void findAllTypesForFile (OwnedArray<PluginDescription>& results,
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const String& fileOrIdentifier) = 0;
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/** Tries to recreate a type from a previously generated PluginDescription.
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@see AudioPluginFormatManager::createInstance
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*/
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std::unique_ptr<AudioPluginInstance> createInstanceFromDescription (const PluginDescription&,
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double initialSampleRate,
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int initialBufferSize);
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/** Same as above but with the possibility of returning an error message.
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@see AudioPluginFormatManager::createInstance
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*/
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std::unique_ptr<AudioPluginInstance> createInstanceFromDescription (const PluginDescription&,
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double initialSampleRate,
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int initialBufferSize,
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String& errorMessage);
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/** A callback lambda that is passed to createPluginInstanceAsync() */
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using PluginCreationCallback = std::function<void (std::unique_ptr<AudioPluginInstance>, const String&)>;
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/** Tries to recreate a type from a previously generated PluginDescription.
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When the plugin has been created, it will be passed to the caller via an
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asynchronous call to the PluginCreationCallback lambda that was provided.
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@see AudioPluginFormatManager::createPluginInstanceAsync
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*/
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void createPluginInstanceAsync (const PluginDescription& description,
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double initialSampleRate,
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int initialBufferSize,
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PluginCreationCallback);
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/** Should do a quick check to see if this file or directory might be a plugin of
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this format.
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This is for searching for potential files, so it shouldn't actually try to
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load the plugin or do anything time-consuming.
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*/
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virtual bool fileMightContainThisPluginType (const String& fileOrIdentifier) = 0;
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/** Returns a readable version of the name of the plugin that this identifier refers to. */
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virtual String getNameOfPluginFromIdentifier (const String& fileOrIdentifier) = 0;
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/** Returns true if this plugin's version or date has changed and it should be re-checked. */
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virtual bool pluginNeedsRescanning (const PluginDescription&) = 0;
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/** Checks whether this plugin could possibly be loaded.
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It doesn't actually need to load it, just to check whether the file or component
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still exists.
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*/
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virtual bool doesPluginStillExist (const PluginDescription&) = 0;
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/** Returns true if this format needs to run a scan to find its list of plugins. */
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virtual bool canScanForPlugins() const = 0;
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/** Should return true if this format is both safe and quick to scan - i.e. if a file
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can be scanned within a few milliseconds on a background thread, without actually
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needing to load an executable.
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*/
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virtual bool isTrivialToScan() const = 0;
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/** Searches a suggested set of directories for any plugins in this format.
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The path might be ignored, e.g. by AUs, which are found by the OS rather
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than manually.
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@param directoriesToSearch This specifies which directories shall be
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searched for plug-ins.
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@param recursive Should the search recursively traverse folders.
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@param allowPluginsWhichRequireAsynchronousInstantiation
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If this is false then plug-ins which require
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asynchronous creation will be excluded.
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*/
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virtual StringArray searchPathsForPlugins (const FileSearchPath& directoriesToSearch,
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bool recursive,
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bool allowPluginsWhichRequireAsynchronousInstantiation = false) = 0;
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/** Returns the typical places to look for this kind of plugin.
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Note that if this returns no paths, it means that the format doesn't search in
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files or folders, e.g. AudioUnits.
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*/
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virtual FileSearchPath getDefaultLocationsToSearch() = 0;
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/** Returns true if instantiation of this plugin type must be done from a non-message thread. */
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virtual bool requiresUnblockedMessageThreadDuringCreation (const PluginDescription&) const = 0;
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/** A callback lambda that is passed to getARAFactory() */
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using ARAFactoryCreationCallback = std::function<void (ARAFactoryResult)>;
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/** Tries to create an ::ARAFactoryWrapper for this description.
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The result of the operation will be wrapped into an ARAFactoryResult,
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which will be passed to a callback object supplied by the caller.
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@see AudioPluginFormatManager::createARAFactoryAsync
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*/
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virtual void createARAFactoryAsync (const PluginDescription&, ARAFactoryCreationCallback callback) { callback ({}); }
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protected:
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//==============================================================================
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friend class AudioPluginFormatManager;
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AudioPluginFormat();
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/** Implementors must override this function. This is guaranteed to be called on
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the message thread. You may call the callback on any thread.
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*/
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virtual void createPluginInstance (const PluginDescription&, double initialSampleRate,
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int initialBufferSize, PluginCreationCallback) = 0;
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private:
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struct AsyncCreateMessage;
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void handleMessage (const Message&) override;
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (AudioPluginFormat)
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};
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} // namespace juce
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