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WebAudio: Stub remainder of AudioBufferSourceNode

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bbb651 2024-07-27 17:19:38 +03:00 committed by Andreas Kling
parent 779e3072f9
commit 014a069157
Notes: github-actions[bot] 2024-07-28 19:42:06 +00:00 
Author: https://github.com/bbb651
Commit: https://github.com/LadybirdBrowser/ladybird/commit/014a069157d
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/867
3 changed files with 116 additions and 8 deletions
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87
Userland/Libraries/LibWeb/WebAudio/AudioBufferSourceNode.cpp
View file

@ -6,20 +6,102 @@
#include <LibWeb/Bindings/AudioScheduledSourceNodePrototype.h>
#include <LibWeb/Bindings/Intrinsics.h>
#include <LibWeb/WebAudio/AudioBuffer.h>
#include <LibWeb/WebAudio/AudioBufferSourceNode.h>
#include <LibWeb/WebAudio/AudioParam.h>
#include <LibWeb/WebAudio/AudioScheduledSourceNode.h>
namespace Web::WebAudio {
JS_DEFINE_ALLOCATOR(AudioBufferSourceNode);
AudioBufferSourceNode::AudioBufferSourceNode(JS::Realm& realm, JS::NonnullGCPtr<BaseAudioContext> context, AudioBufferSourceOptions const&)
AudioBufferSourceNode::AudioBufferSourceNode(JS::Realm& realm, JS::NonnullGCPtr<BaseAudioContext> context, AudioBufferSourceOptions const& options)
: AudioScheduledSourceNode(realm, context)
, m_buffer(options.buffer)
, m_playback_rate(AudioParam::create(realm, options.playback_rate, NumericLimits<float>::lowest(), NumericLimits<float>::max(), Bindings::AutomationRate::ARate))
, m_detune(AudioParam::create(realm, options.detune, NumericLimits<float>::lowest(), NumericLimits<float>::max(), Bindings::AutomationRate::ARate))
, m_loop(options.loop)
, m_loop_start(options.loop_start)
, m_loop_end(options.loop_end)
{
}
AudioBufferSourceNode::~AudioBufferSourceNode() = default;
// https://webaudio.github.io/web-audio-api/#dom-audiobuffersourcenode-buffer
WebIDL::ExceptionOr<void> AudioBufferSourceNode::set_buffer(JS::GCPtr<AudioBuffer> buffer)
{
m_buffer = buffer;
return {};
}
// https://webaudio.github.io/web-audio-api/#dom-audiobuffersourcenode-buffer
JS::GCPtr<AudioBuffer> AudioBufferSourceNode::buffer() const
{
return m_buffer;
}
// https://webaudio.github.io/web-audio-api/#dom-audiobuffersourcenode-playbackrate
JS::NonnullGCPtr<AudioParam> AudioBufferSourceNode::playback_rate() const
{
return m_playback_rate;
}
// https://webaudio.github.io/web-audio-api/#dom-audiobuffersourcenode-detune
JS::NonnullGCPtr<AudioParam> AudioBufferSourceNode::detune() const
{
return m_detune;
}
// https://webaudio.github.io/web-audio-api/#dom-audiobuffersourcenode-loop
WebIDL::ExceptionOr<void> AudioBufferSourceNode::set_loop(bool loop)
{
m_loop = loop;
return {};
}
// https://webaudio.github.io/web-audio-api/#dom-audiobuffersourcenode-loop
bool AudioBufferSourceNode::loop() const
{
return m_loop;
}
// https://webaudio.github.io/web-audio-api/#dom-audiobuffersourcenode-loopstart
WebIDL::ExceptionOr<void> AudioBufferSourceNode::set_loop_start(double loop_start)
{
m_loop_start = loop_start;
return {};
}
// https://webaudio.github.io/web-audio-api/#dom-audiobuffersourcenode-loopstart
double AudioBufferSourceNode::loop_start() const
{
return m_loop_start;
}
// https://webaudio.github.io/web-audio-api/#dom-audiobuffersourcenode-loopend
WebIDL::ExceptionOr<void> AudioBufferSourceNode::set_loop_end(double loop_end)
{
m_loop_end = loop_end;
return {};
}
// https://webaudio.github.io/web-audio-api/#dom-audiobuffersourcenode-loopend
double AudioBufferSourceNode::loop_end() const
{
return m_loop_end;
}
// https://webaudio.github.io/web-audio-api/#dom-audiobuffersourcenode-start`
WebIDL::ExceptionOr<void> AudioBufferSourceNode::start(Optional<double> when, Optional<double> offset, Optional<double> duration)
{
(void)when;
(void)offset;
(void)duration;
dbgln("FIXME: Implement AudioBufferSourceNode::start(when, offset, duration)");
return {};
}
WebIDL::ExceptionOr<JS::NonnullGCPtr<AudioBufferSourceNode>> AudioBufferSourceNode::create(JS::Realm& realm, JS::NonnullGCPtr<BaseAudioContext> context, AudioBufferSourceOptions const& options)
{
return construct_impl(realm, context, options);
@ -44,6 +126,9 @@ void AudioBufferSourceNode::initialize(JS::Realm& realm)
void AudioBufferSourceNode::visit_edges(Cell::Visitor& visitor)
{
Base::visit_edges(visitor);
visitor.visit(m_buffer);
visitor.visit(m_playback_rate);
visitor.visit(m_detune);
}
}

23
Userland/Libraries/LibWeb/WebAudio/AudioBufferSourceNode.h
View file

@ -7,6 +7,8 @@
#pragma once
#include <LibWeb/Bindings/AudioBufferSourceNodePrototype.h>
#include <LibWeb/WebAudio/AudioBuffer.h>
#include <LibWeb/WebAudio/AudioParam.h>
#include <LibWeb/WebAudio/AudioScheduledSourceNode.h>
namespace Web::WebAudio {
@ -29,6 +31,19 @@ class AudioBufferSourceNode : public AudioScheduledSourceNode {
public:
virtual ~AudioBufferSourceNode() override;
WebIDL::ExceptionOr<void> set_buffer(JS::GCPtr<AudioBuffer>);
JS::GCPtr<AudioBuffer> buffer() const;
JS::NonnullGCPtr<AudioParam> playback_rate() const;
JS::NonnullGCPtr<AudioParam> detune() const;
WebIDL::ExceptionOr<void> set_loop(bool);
bool loop() const;
WebIDL::ExceptionOr<void> set_loop_start(double);
double loop_start() const;
WebIDL::ExceptionOr<void> set_loop_end(double);
double loop_end() const;
WebIDL::ExceptionOr<void> start(Optional<double>, Optional<double>, Optional<double>);
static WebIDL::ExceptionOr<JS::NonnullGCPtr<AudioBufferSourceNode>> create(JS::Realm&, JS::NonnullGCPtr<BaseAudioContext>, AudioBufferSourceOptions const& = {});
static WebIDL::ExceptionOr<JS::NonnullGCPtr<AudioBufferSourceNode>> construct_impl(JS::Realm&, JS::NonnullGCPtr<BaseAudioContext>, AudioBufferSourceOptions const& = {});
@ -37,6 +52,14 @@ protected:
virtual void initialize(JS::Realm&) override;
virtual void visit_edges(Cell::Visitor&) override;
private:
JS::GCPtr<AudioBuffer> m_buffer;
JS::NonnullGCPtr<AudioParam> m_playback_rate;
JS::NonnullGCPtr<AudioParam> m_detune;
bool m_loop { false };
double m_loop_start { 0.0 };
double m_loop_end { 0.0 };
};
}

14
Userland/Libraries/LibWeb/WebAudio/AudioBufferSourceNode.idl
View file

@ -16,11 +16,11 @@ dictionary AudioBufferSourceOptions {
[Exposed=Window]
interface AudioBufferSourceNode : AudioScheduledSourceNode {
constructor(BaseAudioContext context, optional AudioBufferSourceOptions options = {});
[FIXME] attribute AudioBuffer? buffer;
[FIXME] readonly attribute AudioParam playbackRate;
[FIXME] readonly attribute AudioParam detune;
[FIXME] attribute boolean loop;
[FIXME] attribute double loopStart;
[FIXME] attribute double loopEnd;
[FIXME] undefined start(optional double when = 0, optional double offset, optional double duration);
attribute AudioBuffer? buffer;
readonly attribute AudioParam playbackRate;
readonly attribute AudioParam detune;
attribute boolean loop;
attribute double loopStart;
attribute double loopEnd;
undefined start(optional double when = 0, optional double offset, optional double duration);
};