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LibWeb: Validate AudioParam context in AudioNode::connect()

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An exception is now thown if an `AudioNode` attempts to connect to an
`AudioParam` from a different `BaseAudioContext`.
This commit is contained in:
Tim Ledbetter 2025-01-08 20:04:28 +00:00 • committed by Tim Ledbetter
commit 5c57acf140
Notes: github-actions[bot] 2025-01-09 11:35:50 +00:00
14 changed files with 54 additions and 43 deletions
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8
Libraries/LibWeb/WebAudio/AudioParam.h
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@ -18,10 +18,12 @@ class AudioParam final : public Bindings::PlatformObject {
GC_DECLARE_ALLOCATOR(AudioParam);
public:
static GC::Ref<AudioParam> create(JS::Realm&, float default_value, float min_value, float max_value, Bindings::AutomationRate);
static GC::Ref<AudioParam> create(JS::Realm&, GC::Ref<BaseAudioContext>, float default_value, float min_value, float max_value, Bindings::AutomationRate);
virtual ~AudioParam() override;
GC::Ref<BaseAudioContext> context() const { return m_context; }
float value() const;
void set_value(float);
@ -41,7 +43,9 @@ public:
WebIDL::ExceptionOr<GC::Ref<AudioParam>> cancel_and_hold_at_time(double cancel_time);
private:
AudioParam(JS::Realm&, float default_value, float min_value, float max_value, Bindings::AutomationRate);
AudioParam(JS::Realm&, GC::Ref<BaseAudioContext>, float default_value, float min_value, float max_value, Bindings::AutomationRate);
GC::Ref<BaseAudioContext> m_context;
// https://webaudio.github.io/web-audio-api/#dom-audioparam-current-value-slot
float m_current_value {}; // [[current value]]