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LibWeb: Add scaffolding for DynamicsCompressorNode

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This commit is contained in:
Shannon Booth 2024-05-05 10:53:34 +12:00 committed by Tim Flynn
parent e2336e2099
commit 2a56df8ecd
Notes: sideshowbarker 2024-07-17 06:09:44 +09:00 
Author: https://github.com/shannonbooth
Commit: https://github.com/SerenityOS/serenity/commit/2a56df8ecd
Pull-request: https://github.com/SerenityOS/serenity/pull/24215
7 changed files with 116 additions and 0 deletions
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1
Meta/Lagom/Tools/CodeGenerators/LibWeb/BindingsGenerator/IDLGenerators.cpp
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@ -46,6 +46,7 @@ static bool is_platform_object(Type const& type)
"Document"sv,
"DocumentType"sv,
"DOMRectReadOnly"sv,
"DynamicsCompressorNode"sv,
"EventTarget"sv,
"FileList"sv,
"FontFace"sv,

1
Userland/Libraries/LibWeb/CMakeLists.txt
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@ -665,6 +665,7 @@ set(SOURCES
WebAudio/AudioParam.cpp
WebAudio/AudioScheduledSourceNode.cpp
WebAudio/BaseAudioContext.cpp
WebAudio/DynamicsCompressorNode.cpp
WebAudio/OfflineAudioContext.cpp
WebAudio/OscillatorNode.cpp
WebAudio/PeriodicWave.cpp

3
Userland/Libraries/LibWeb/Forward.h
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@ -689,6 +689,7 @@ class AudioNode;
class AudioParam;
class AudioScheduledSourceNode;
class BaseAudioContext;
class DynamicsCompressorNode;
class OfflineAudioContext;
class OscillatorNode;
class PeriodicWave;
@ -696,6 +697,8 @@ class PeriodicWave;
enum class AudioContextState;
struct AudioContextOptions;
struct DynamicsCompressorOptions;
struct OscillatorOptions;
}
namespace Web::WebGL {

45
Userland/Libraries/LibWeb/WebAudio/DynamicsCompressorNode.cpp Normal file
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@ -0,0 +1,45 @@
/*
* Copyright (c) 2024, Shannon Booth <shannon@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/Bindings/DynamicsCompressorNodePrototype.h>
#include <LibWeb/Bindings/Intrinsics.h>
#include <LibWeb/WebAudio/DynamicsCompressorNode.h>
namespace Web::WebAudio {
JS_DEFINE_ALLOCATOR(DynamicsCompressorNode);
DynamicsCompressorNode::~DynamicsCompressorNode() = default;
WebIDL::ExceptionOr<JS::NonnullGCPtr<DynamicsCompressorNode>> DynamicsCompressorNode::create(JS::Realm& realm, JS::NonnullGCPtr<BaseAudioContext> context, DynamicsCompressorOptions const& options)
{
return construct_impl(realm, context, options);
}
// https://webaudio.github.io/web-audio-api/#dom-dynamicscompressornode-dynamicscompressornode
WebIDL::ExceptionOr<JS::NonnullGCPtr<DynamicsCompressorNode>> DynamicsCompressorNode::construct_impl(JS::Realm& realm, JS::NonnullGCPtr<BaseAudioContext> context, DynamicsCompressorOptions const& options)
{
// FIXME: Invoke "Initialize the AudioNode" steps.
return realm.vm().heap().allocate<DynamicsCompressorNode>(realm, realm, context, options);
}
DynamicsCompressorNode::DynamicsCompressorNode(JS::Realm& realm, JS::NonnullGCPtr<BaseAudioContext> context, DynamicsCompressorOptions const&)
: AudioNode(realm, context)
{
}
void DynamicsCompressorNode::initialize(JS::Realm& realm)
{
Base::initialize(realm);
WEB_SET_PROTOTYPE_FOR_INTERFACE(DynamicsCompressorNode);
}
void DynamicsCompressorNode::visit_edges(Cell::Visitor& visitor)
{
Base::visit_edges(visitor);
}
}

40
Userland/Libraries/LibWeb/WebAudio/DynamicsCompressorNode.h Normal file
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@ -0,0 +1,40 @@
/*
* Copyright (c) 2024, Shannon Booth <shannon@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibWeb/WebAudio/AudioNode.h>
namespace Web::WebAudio {
// https://webaudio.github.io/web-audio-api/#DynamicsCompressorOptions
struct DynamicsCompressorOptions : AudioNodeOptions {
float attack { 0.003 };
float knee { 30 };
float ratio { 12 };
float release { 0.25 };
float threshold { -24 };
};
// https://webaudio.github.io/web-audio-api/#DynamicsCompressorNode
class DynamicsCompressorNode : public AudioNode {
WEB_PLATFORM_OBJECT(DynamicsCompressorNode, AudioNode);
JS_DECLARE_ALLOCATOR(DynamicsCompressorNode);
public:
virtual ~DynamicsCompressorNode() override;
static WebIDL::ExceptionOr<JS::NonnullGCPtr<DynamicsCompressorNode>> create(JS::Realm&, JS::NonnullGCPtr<BaseAudioContext>, DynamicsCompressorOptions const& = {});
static WebIDL::ExceptionOr<JS::NonnullGCPtr<DynamicsCompressorNode>> construct_impl(JS::Realm&, JS::NonnullGCPtr<BaseAudioContext>, DynamicsCompressorOptions const& = {});
protected:
DynamicsCompressorNode(JS::Realm&, JS::NonnullGCPtr<BaseAudioContext>, DynamicsCompressorOptions const& = {});
virtual void initialize(JS::Realm&) override;
virtual void visit_edges(Cell::Visitor&) override;
};
}

25
Userland/Libraries/LibWeb/WebAudio/DynamicsCompressorNode.idl Normal file
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@ -0,0 +1,25 @@
#import <WebAudio/AudioNode.idl>
#import <WebAudio/AudioParam.idl>
#import <WebAudio/BaseAudioContext.idl>
// https://webaudio.github.io/web-audio-api/#DynamicsCompressorOptions
dictionary DynamicsCompressorOptions : AudioNodeOptions {
float attack = 0.003;
float knee = 30;
float ratio = 12;
float release = 0.25;
float threshold = -24;
};
// https://webaudio.github.io/web-audio-api/#DynamicsCompressorNode
[Exposed=Window]
interface DynamicsCompressorNode : AudioNode {
constructor(BaseAudioContext context,
optional DynamicsCompressorOptions options = {});
// FIXME: readonly attribute AudioParam threshold;
// FIXME: readonly attribute AudioParam knee;
// FIXME: readonly attribute AudioParam ratio;
// FIXME: readonly attribute float reduction;
// FIXME: readonly attribute AudioParam attack;
// FIXME: readonly attribute AudioParam release;
};

1
Userland/Libraries/LibWeb/idl_files.cmake
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@ -301,6 +301,7 @@ libweb_js_bindings(WebAudio/AudioNode)
libweb_js_bindings(WebAudio/AudioParam)
libweb_js_bindings(WebAudio/AudioScheduledSourceNode)
libweb_js_bindings(WebAudio/BaseAudioContext)
libweb_js_bindings(WebAudio/DynamicsCompressorNode)
libweb_js_bindings(WebAudio/OfflineAudioContext)
libweb_js_bindings(WebAudio/OscillatorNode)
libweb_js_bindings(WebAudio/PeriodicWave)