ladybird/Userland/Libraries/LibWeb/HTML/VideoTrackList.h
Timothy Flynn f6407276f7 LibWeb: Stop the video decoder thread when the video element is GC'd
Otherwise, the thread will continue to run and access the media data
buffer, which will have been freed.

The test here is a bit strange, but the issue would only consistently
repro after several GC runs.
2024-04-26 09:49:11 +02:00

53 lines
1.5 KiB
C++

/*
* Copyright (c) 2023, Tim Flynn <trflynn89@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Badge.h>
#include <AK/String.h>
#include <LibJS/Heap/MarkedVector.h>
#include <LibWeb/DOM/EventTarget.h>
#include <LibWeb/HTML/VideoTrack.h>
namespace Web::HTML {
class VideoTrackList final : public DOM::EventTarget {
WEB_PLATFORM_OBJECT(VideoTrackList, DOM::EventTarget);
JS_DECLARE_ALLOCATOR(VideoTrackList);
public:
ErrorOr<void> add_track(Badge<HTMLMediaElement>, JS::NonnullGCPtr<VideoTrack>);
void remove_all_tracks(Badge<HTMLMediaElement>);
Span<JS::NonnullGCPtr<VideoTrack>> video_tracks() { return m_video_tracks; }
// https://html.spec.whatwg.org/multipage/media.html#dom-videotracklist-length
size_t length() const { return m_video_tracks.size(); }
JS::GCPtr<VideoTrack> get_track_by_id(StringView id) const;
i32 selected_index() const;
void set_onchange(WebIDL::CallbackType*);
WebIDL::CallbackType* onchange();
void set_onaddtrack(WebIDL::CallbackType*);
WebIDL::CallbackType* onaddtrack();
void set_onremovetrack(WebIDL::CallbackType*);
WebIDL::CallbackType* onremovetrack();
private:
explicit VideoTrackList(JS::Realm&);
virtual void visit_edges(Visitor&) override;
virtual void initialize(JS::Realm&) override;
virtual JS::ThrowCompletionOr<Optional<JS::PropertyDescriptor>> internal_get_own_property(JS::PropertyKey const& property_name) const override;
Vector<JS::NonnullGCPtr<VideoTrack>> m_video_tracks;
};
}