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Everywhere: Hoist the Libraries folder to the top-level
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93712b24bf
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github-actions[bot]
2024-11-10 11:51:52 +00:00
Author: https://github.com/trflynn89
Commit: 93712b24bf
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2256
Reviewed-by: https://github.com/sideshowbarker
4547 changed files with 104 additions and 113 deletions
177
Libraries/LibWeb/HTML/VideoTrack.cpp
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177
Libraries/LibWeb/HTML/VideoTrack.cpp
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/*
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* Copyright (c) 2023, Tim Flynn <trflynn89@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/IDAllocator.h>
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#include <AK/Time.h>
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#include <LibGfx/Bitmap.h>
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#include <LibJS/Runtime/Realm.h>
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#include <LibJS/Runtime/VM.h>
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#include <LibMedia/PlaybackManager.h>
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#include <LibMedia/Track.h>
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#include <LibWeb/Bindings/Intrinsics.h>
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#include <LibWeb/Bindings/VideoTrackPrototype.h>
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#include <LibWeb/DOM/Event.h>
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#include <LibWeb/HTML/EventNames.h>
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#include <LibWeb/HTML/HTMLMediaElement.h>
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#include <LibWeb/HTML/HTMLVideoElement.h>
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#include <LibWeb/HTML/VideoTrack.h>
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#include <LibWeb/HTML/VideoTrackList.h>
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namespace Web::HTML {
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JS_DEFINE_ALLOCATOR(VideoTrack);
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static IDAllocator s_video_track_id_allocator;
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VideoTrack::VideoTrack(JS::Realm& realm, JS::NonnullGCPtr<HTMLMediaElement> media_element, NonnullOwnPtr<Media::PlaybackManager> playback_manager)
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: PlatformObject(realm)
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, m_media_element(media_element)
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, m_playback_manager(move(playback_manager))
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{
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m_playback_manager->on_video_frame = [this](auto frame) {
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auto playback_position = static_cast<double>(position().to_milliseconds()) / 1000.0;
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if (is<HTMLVideoElement>(*m_media_element))
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verify_cast<HTMLVideoElement>(*m_media_element).set_current_frame({}, move(frame), playback_position);
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m_media_element->set_current_playback_position(playback_position);
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};
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m_playback_manager->on_playback_state_change = [this]() {
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switch (m_playback_manager->get_state()) {
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case Media::PlaybackState::Stopped: {
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auto playback_position_ms = static_cast<double>(duration().to_milliseconds());
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m_media_element->set_current_playback_position(playback_position_ms / 1000.0);
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break;
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}
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default:
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break;
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}
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};
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m_playback_manager->on_decoder_error = [this](auto error) {
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auto error_message = MUST(String::from_utf8(error.description()));
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m_media_element->set_decoder_error(move(error_message));
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};
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m_playback_manager->on_fatal_playback_error = [this](auto error) {
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auto error_message = MUST(String::from_utf8(error.string_literal()));
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m_media_element->set_decoder_error(move(error_message));
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};
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}
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VideoTrack::~VideoTrack()
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{
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auto id = m_id.to_number<int>();
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VERIFY(id.has_value());
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s_video_track_id_allocator.deallocate(id.value());
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}
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void VideoTrack::initialize(JS::Realm& realm)
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{
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Base::initialize(realm);
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WEB_SET_PROTOTYPE_FOR_INTERFACE(VideoTrack);
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auto id = s_video_track_id_allocator.allocate();
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m_id = String::number(id);
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}
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void VideoTrack::visit_edges(Cell::Visitor& visitor)
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{
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Base::visit_edges(visitor);
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visitor.visit(m_media_element);
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visitor.visit(m_video_track_list);
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}
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void VideoTrack::play_video(Badge<HTMLVideoElement>)
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{
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m_playback_manager->resume_playback();
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}
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void VideoTrack::pause_video(Badge<HTMLVideoElement>)
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{
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m_playback_manager->pause_playback();
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}
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void VideoTrack::stop_video(Badge<HTMLVideoElement>)
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{
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m_playback_manager->terminate_playback();
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}
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AK::Duration VideoTrack::position() const
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{
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return m_playback_manager->current_playback_time();
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}
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AK::Duration VideoTrack::duration() const
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{
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return m_playback_manager->selected_video_track().video_data().duration;
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}
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void VideoTrack::seek(AK::Duration position, MediaSeekMode seek_mode)
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{
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switch (seek_mode) {
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case MediaSeekMode::Accurate:
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m_playback_manager->seek_to_timestamp(position, Media::PlaybackManager::SeekMode::Accurate);
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break;
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case MediaSeekMode::ApproximateForSpeed:
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m_playback_manager->seek_to_timestamp(position, Media::PlaybackManager::SeekMode::Fast);
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break;
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}
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}
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u64 VideoTrack::pixel_width() const
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{
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return m_playback_manager->selected_video_track().video_data().pixel_width;
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}
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u64 VideoTrack::pixel_height() const
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{
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return m_playback_manager->selected_video_track().video_data().pixel_height;
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}
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// https://html.spec.whatwg.org/multipage/media.html#dom-videotrack-selected
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void VideoTrack::set_selected(bool selected)
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{
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// On setting, it must select the track if the new value is true, and unselect it otherwise.
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if (m_selected == selected)
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return;
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// If the track is in a VideoTrackList, then all the other VideoTrack objects in that list must be unselected. (If the track is
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// no longer in a VideoTrackList object, then the track being selected or unselected has no effect beyond changing the value of
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// the attribute on the VideoTrack object.)
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if (m_video_track_list) {
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for (auto video_track : m_video_track_list->video_tracks()) {
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if (video_track.ptr() != this)
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video_track->m_selected = false;
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}
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// Whenever a track in a VideoTrackList that was previously not selected is selected, and whenever the selected track in a
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// VideoTrackList is unselected without a new track being selected in its stead, the user agent must queue a media element
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// task given the media element to fire an event named change at the VideoTrackList object. This task must be queued before
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// the task that fires the resize event, if any.
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auto previously_unselected_track_is_selected = !m_selected && selected;
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auto selected_track_was_unselected_without_another_selection = m_selected && !selected;
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if (previously_unselected_track_is_selected || selected_track_was_unselected_without_another_selection) {
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m_media_element->queue_a_media_element_task([this]() {
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m_video_track_list->dispatch_event(DOM::Event::create(realm(), HTML::EventNames::change));
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});
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}
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}
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m_selected = selected;
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// AD-HOC: Inform the video element node that we have (un)selected a video track for layout.
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if (is<HTMLVideoElement>(*m_media_element)) {
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auto& video_element = verify_cast<HTMLVideoElement>(*m_media_element);
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video_element.set_video_track(m_selected ? this : nullptr);
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}
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}
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}
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