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3aff12bbab
Destubs AudioNode::disconnect() and its related overloads. Ensures that inverse connections are properly removed when disconnecting AudioNodeConnections. Adds associated WPT but skips them for now because they rely on OfflineRenderContext::start_rendering to be fully implemented.
108 lines
4.4 KiB
C++
108 lines
4.4 KiB
C++
/*
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* Copyright (c) 2024, Shannon Booth <shannon@serenityos.org>
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* Copyright (c) 2025, Ben Eidson <b.e.eidson@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/Optional.h>
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#include <LibJS/Forward.h>
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#include <LibWeb/Bindings/AudioNodePrototype.h>
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#include <LibWeb/Bindings/PlatformObject.h>
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#include <LibWeb/DOM/EventTarget.h>
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#include <LibWeb/WebIDL/Types.h>
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namespace Web::WebAudio {
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// https://webaudio.github.io/web-audio-api/#AudioNodeOptions
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struct AudioNodeOptions {
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Optional<WebIDL::UnsignedLong> channel_count;
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Optional<Bindings::ChannelCountMode> channel_count_mode;
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Optional<Bindings::ChannelInterpretation> channel_interpretation;
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};
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struct AudioNodeDefaultOptions {
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WebIDL::UnsignedLong channel_count;
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Bindings::ChannelCountMode channel_count_mode;
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Bindings::ChannelInterpretation channel_interpretation;
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};
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struct AudioNodeConnection {
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GC::Ref<AudioNode> destination_node;
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WebIDL::UnsignedLong output;
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WebIDL::UnsignedLong input;
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bool operator==(AudioNodeConnection const& other) const = default;
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};
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struct AudioParamConnection {
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GC::Ref<AudioParam> destination_param;
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WebIDL::UnsignedLong output;
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bool operator==(AudioParamConnection const& other) const = default;
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};
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// https://webaudio.github.io/web-audio-api/#AudioNode
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class AudioNode : public DOM::EventTarget {
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WEB_PLATFORM_OBJECT(AudioNode, DOM::EventTarget);
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GC_DECLARE_ALLOCATOR(AudioNode);
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public:
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virtual ~AudioNode() override;
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WebIDL::ExceptionOr<GC::Ref<AudioNode>> connect(GC::Ref<AudioNode> destination_node, WebIDL::UnsignedLong output = 0, WebIDL::UnsignedLong input = 0);
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WebIDL::ExceptionOr<void> connect(GC::Ref<AudioParam> destination_param, WebIDL::UnsignedLong output = 0);
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void disconnect();
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WebIDL::ExceptionOr<void> disconnect(WebIDL::UnsignedLong output);
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WebIDL::ExceptionOr<void> disconnect(GC::Ref<AudioNode> destination_node);
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WebIDL::ExceptionOr<void> disconnect(GC::Ref<AudioNode> destination_node, WebIDL::UnsignedLong output);
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WebIDL::ExceptionOr<void> disconnect(GC::Ref<AudioNode> destination_node, WebIDL::UnsignedLong output, WebIDL::UnsignedLong input);
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WebIDL::ExceptionOr<void> disconnect(GC::Ref<AudioParam> destination_param);
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WebIDL::ExceptionOr<void> disconnect(GC::Ref<AudioParam> destination_param, WebIDL::UnsignedLong output);
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// https://webaudio.github.io/web-audio-api/#dom-audionode-context
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GC::Ref<BaseAudioContext const> context() const
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{
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// The BaseAudioContext which owns this AudioNode.
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return m_context;
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}
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// https://webaudio.github.io/web-audio-api/#dom-audionode-numberofinputs
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virtual WebIDL::UnsignedLong number_of_inputs() = 0;
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// https://webaudio.github.io/web-audio-api/#dom-audionode-numberofoutputs
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virtual WebIDL::UnsignedLong number_of_outputs() = 0;
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// https://webaudio.github.io/web-audio-api/#dom-audionode-channelcount
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virtual WebIDL::ExceptionOr<void> set_channel_count(WebIDL::UnsignedLong);
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virtual WebIDL::UnsignedLong channel_count() const { return m_channel_count; }
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virtual WebIDL::ExceptionOr<void> set_channel_count_mode(Bindings::ChannelCountMode);
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Bindings::ChannelCountMode channel_count_mode();
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virtual WebIDL::ExceptionOr<void> set_channel_interpretation(Bindings::ChannelInterpretation);
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Bindings::ChannelInterpretation channel_interpretation();
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WebIDL::ExceptionOr<void> initialize_audio_node_options(AudioNodeOptions const& given_options, AudioNodeDefaultOptions const& default_options);
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protected:
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AudioNode(JS::Realm&, GC::Ref<BaseAudioContext>, WebIDL::UnsignedLong channel_count = 2);
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virtual void initialize(JS::Realm&) override;
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virtual void visit_edges(Cell::Visitor&) override;
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private:
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GC::Ref<BaseAudioContext> m_context;
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WebIDL::UnsignedLong m_channel_count { 2 };
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Bindings::ChannelCountMode m_channel_count_mode { Bindings::ChannelCountMode::Max };
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Bindings::ChannelInterpretation m_channel_interpretation { Bindings::ChannelInterpretation::Speakers };
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// Connections from other AudioNode outputs into this node's inputs.
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Vector<AudioNodeConnection> m_input_connections;
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// Connections from this node's outputs into other AudioNode inputs.
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Vector<AudioNodeConnection> m_output_connections;
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// Connections from this node's outputs into AudioParams.
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Vector<AudioParamConnection> m_param_connections;
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};
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}
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