jiti-meet/modules/UI/videolayout/VideoLayout.js

324 lines
9.0 KiB
JavaScript

/* global APP */
import Logger from '@jitsi/logger';
import { MEDIA_TYPE, VIDEO_TYPE } from '../../../react/features/base/media';
import {
getParticipantById,
getPinnedParticipant,
isScreenShareParticipantById
} from '../../../react/features/base/participants';
import {
getTrackByMediaTypeAndParticipant,
getVideoTrackByParticipant
} from '../../../react/features/base/tracks';
import LargeVideoManager from './LargeVideoManager';
import { VIDEO_CONTAINER_TYPE } from './VideoContainer';
const logger = Logger.getLogger(__filename);
let largeVideo;
const VideoLayout = {
/**
* Handler for local flip X changed event.
*/
onLocalFlipXChanged() {
if (largeVideo) {
const { store } = APP;
const { localFlipX } = store.getState()['features/base/settings'];
largeVideo.onLocalFlipXChange(localFlipX);
}
},
/**
* Cleans up state of this singleton {@code VideoLayout}.
*
* @returns {void}
*/
reset() {
this._resetLargeVideo();
},
initLargeVideo() {
this._resetLargeVideo();
largeVideo = new LargeVideoManager();
const { store } = APP;
const { localFlipX } = store.getState()['features/base/settings'];
if (typeof localFlipX === 'boolean') {
largeVideo.onLocalFlipXChange(localFlipX);
}
largeVideo.updateContainerSize();
},
/**
* Sets the audio level of the video elements associated to the given id.
*
* @param id the video identifier in the form it comes from the library
* @param lvl the new audio level to update to
*/
setAudioLevel(id, lvl) {
if (largeVideo && id === largeVideo.id) {
largeVideo.updateLargeVideoAudioLevel(lvl);
}
},
/**
* FIXME get rid of this method once muted indicator are reactified (by
* making sure that user with no tracks is displayed as muted )
*
* If participant has no tracks will make the UI display muted status.
* @param {string} participantId
*/
updateVideoMutedForNoTracks(participantId) {
const participant = APP.conference.getParticipantById(participantId);
if (participant && !participant.getTracksByMediaType('video').length) {
VideoLayout._updateLargeVideoIfDisplayed(participantId, true);
}
},
/**
* Return the type of the remote video.
* @param id the id for the remote video
* @returns {String} the video type video or screen.
*/
getRemoteVideoType(id) {
const state = APP.store.getState();
const participant = getParticipantById(state, id);
const isScreenShare = isScreenShareParticipantById(state, id);
if (participant?.fakeParticipant && !isScreenShare) {
return VIDEO_TYPE.CAMERA;
}
if (isScreenShare) {
return VIDEO_TYPE.DESKTOP;
}
const videoTrack = getTrackByMediaTypeAndParticipant(state['features/base/tracks'], MEDIA_TYPE.VIDEO, id);
return videoTrack?.videoType;
},
getPinnedId() {
const { id } = getPinnedParticipant(APP.store.getState()) || {};
return id || null;
},
/**
* On last N change event.
*
* @param endpointsLeavingLastN the list currently leaving last N
* endpoints
* @param endpointsEnteringLastN the list currently entering last N
* endpoints
*/
onLastNEndpointsChanged(endpointsLeavingLastN, endpointsEnteringLastN) {
if (endpointsLeavingLastN) {
endpointsLeavingLastN.forEach(this._updateLargeVideoIfDisplayed, this);
}
if (endpointsEnteringLastN) {
endpointsEnteringLastN.forEach(this._updateLargeVideoIfDisplayed, this);
}
},
/**
* Resizes the video area.
*/
resizeVideoArea() {
if (largeVideo) {
largeVideo.updateContainerSize();
largeVideo.resize(false);
}
},
changeUserAvatar(id, avatarUrl) {
if (this.isCurrentlyOnLarge(id)) {
largeVideo.updateAvatar(avatarUrl);
}
},
isLargeVideoVisible() {
return this.isLargeContainerTypeVisible(VIDEO_CONTAINER_TYPE);
},
/**
* @return {LargeContainer} the currently displayed container on large
* video.
*/
getCurrentlyOnLargeContainer() {
return largeVideo.getCurrentContainer();
},
isCurrentlyOnLarge(id) {
return largeVideo && largeVideo.id === id;
},
updateLargeVideo(id, forceUpdate, forceStreamToReattach = false) {
if (!largeVideo) {
return;
}
const currentContainer = largeVideo.getCurrentContainer();
const currentContainerType = largeVideo.getCurrentContainerType();
const isOnLarge = this.isCurrentlyOnLarge(id);
const state = APP.store.getState();
const participant = getParticipantById(state, id);
const videoTrack = getVideoTrackByParticipant(state, participant);
const videoStream = videoTrack?.jitsiTrack;
if (videoStream && forceStreamToReattach) {
videoStream.forceStreamToReattach = forceStreamToReattach;
}
if (isOnLarge && !forceUpdate
&& LargeVideoManager.isVideoContainer(currentContainerType)
&& videoStream) {
const currentStreamId = currentContainer.getStreamID();
const newStreamId = videoStream?.getId() || null;
// FIXME it might be possible to get rid of 'forceUpdate' argument
if (currentStreamId !== newStreamId) {
logger.debug('Enforcing large video update for stream change');
forceUpdate = true; // eslint-disable-line no-param-reassign
}
}
if (!isOnLarge || forceUpdate) {
const videoType = this.getRemoteVideoType(id);
largeVideo.updateLargeVideo(
id,
videoStream,
videoType || VIDEO_TYPE.CAMERA
).catch(() => {
// do nothing
});
}
},
addLargeVideoContainer(type, container) {
largeVideo && largeVideo.addContainer(type, container);
},
removeLargeVideoContainer(type) {
largeVideo && largeVideo.removeContainer(type);
},
/**
* @returns Promise
*/
showLargeVideoContainer(type, show) {
if (!largeVideo) {
return Promise.reject();
}
const isVisible = this.isLargeContainerTypeVisible(type);
if (isVisible === show) {
return Promise.resolve();
}
let containerTypeToShow = type;
// if we are hiding a container and there is focusedVideo
// (pinned remote video) use its video type,
// if not then use default type - large video
if (!show) {
const pinnedId = this.getPinnedId();
if (pinnedId) {
containerTypeToShow = this.getRemoteVideoType(pinnedId);
} else {
containerTypeToShow = VIDEO_CONTAINER_TYPE;
}
}
return largeVideo.showContainer(containerTypeToShow);
},
isLargeContainerTypeVisible(type) {
return largeVideo && largeVideo.state === type;
},
/**
* Returns the id of the current video shown on large.
* Currently used by tests (torture).
*/
getLargeVideoID() {
return largeVideo && largeVideo.id;
},
/**
* Returns the the current video shown on large.
* Currently used by tests (torture).
*/
getLargeVideo() {
return largeVideo;
},
/**
* Returns the wrapper jquery selector for the largeVideo
* @returns {JQuerySelector} the wrapper jquery selector for the largeVideo
*/
getLargeVideoWrapper() {
return this.getCurrentlyOnLargeContainer().$wrapper;
},
/**
* Helper method to invoke when the video layout has changed and elements
* have to be re-arranged and resized.
*
* @returns {void}
*/
refreshLayout() {
VideoLayout.resizeVideoArea();
},
/**
* Cleans up any existing largeVideo instance.
*
* @private
* @returns {void}
*/
_resetLargeVideo() {
if (largeVideo) {
largeVideo.destroy();
}
largeVideo = null;
},
/**
* Triggers an update of large video if the passed in participant is
* currently displayed on large video.
*
* @param {string} participantId - The participant ID that should trigger an
* update of large video if displayed.
* @param {boolean} force - Whether or not the large video update should
* happen no matter what.
* @returns {void}
*/
_updateLargeVideoIfDisplayed(participantId, force = false) {
if (this.isCurrentlyOnLarge(participantId)) {
this.updateLargeVideo(participantId, force, false);
}
},
/**
* Handles window resizes.
*/
onResize() {
VideoLayout.resizeVideoArea();
}
};
export default VideoLayout;