636 lines
24 KiB
JavaScript
636 lines
24 KiB
JavaScript
import Debug from '../../conf/Debug';
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import Scaler from './Scaler';
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import Stretcher from './Stretcher';
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import Zoom from './Zoom';
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import PlayerData from '../video-data/PlayerData';
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import ExtensionMode from '../../../common/enums/extension-mode.enum';
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import Stretch from '../../../common/enums/stretch.enum';
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import VideoAlignment from '../../../common/enums/video-alignment.enum';
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import AspectRatio from '../../../common/enums/aspect-ratio.enum';
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import CropModePersistance from '../../../common/enums/crop-mode-persistence.enum';
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import { sleep } from '../Util';
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if(Debug.debug) {
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console.log("Loading: Resizer.js");
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}
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class Resizer {
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constructor(videoData) {
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this.resizerId = (Math.random(99)*100).toFixed(0);
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this.conf = videoData;
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this.logger = videoData.logger;
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this.video = videoData.video;
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this.settings = videoData.settings;
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this.extensionMode = videoData.extensionMode;
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this.scaler = new Scaler(this.conf);
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this.stretcher = new Stretcher(this.conf);
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this.zoom = new Zoom(this.conf);
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// load up default values
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this.correctedVideoDimensions = {};
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this.currentCss = {};
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this.currentStyleString = "";
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this.currentPlayerStyleString = "";
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this.currentCssValidFor = {};
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this.lastAr = {type: AspectRatio.Initial};
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this.videoAlignment = this.settings.getDefaultVideoAlignment(window.location.hostname); // this is initial video alignment
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this.destroyed = false;
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if (this.settings.active.pan) {
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this.canPan = this.settings.active.miscSettings.mousePan.enabled;
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} else {
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this.canPan = false;
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}
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this.userCss = '';
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this.userCssClassName = videoData.userCssClassName;
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}
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injectCss(css) {
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this.conf.pageInfo.injectCss(css);
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}
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ejectCss(css) {
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this.conf.pageInfo.ejectCss(css);
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}
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replaceCss(oldCss, newCss) {
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this.conf.pageInfo.replaceCss(oldCss, newCss);
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}
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prepareCss(css) {
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return `.${this.userCssClassName} {${css}}`;
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}
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destroy(){
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this.logger.log('info', ['debug', 'init'], `[Resizer::destroy] <rid:${this.resizerId}> received destroy command.`);
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this.destroyed = true;
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}
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calculateRatioForLegacyOptions(ar){
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// also present as modeToAr in Scaler.js
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if (ar.type !== AspectRatio.FitWidth && ar.type !== AspectRatio.FitHeight && ar.ratio) {
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return ar;
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}
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// Skrbi za "stare" možnosti, kot na primer "na širino zaslona", "na višino zaslona" in "ponastavi".
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// Približevanje opuščeno.
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// handles "legacy" options, such as 'fit to widht', 'fit to height' and AspectRatio.Reset. No zoom tho
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var ratioOut;
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if (!this.conf.video) {
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this.logger.log('info', 'debug', "[Scaler.js::modeToAr] No video??",this.conf.video, "killing videoData");
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this.conf.destroy();
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return null;
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}
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if (! this.conf.player.dimensions) {
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ratioOut = screen.width / screen.height;
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} else {
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this.logger.log('info', 'debug', `[Resizer::calculateRatioForLegacyOptions] <rid:${this.resizerId}> Player dimensions:`, this.conf.player.dimensions.width ,'x', this.conf.player.dimensions.height,'aspect ratio:', this.conf.player.dimensions.width / this.conf.player.dimensions.height)
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ratioOut = this.conf.player.dimensions.width / this.conf.player.dimensions.height;
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}
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// POMEMBNO: lastAr je potrebno nastaviti šele po tem, ko kličemo _res_setAr(). _res_setAr() predvideva,
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// da želimo nastaviti statično (type: 'static') razmerje stranic — tudi, če funkcijo kličemo tu oz. v ArDetect.
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//
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// IMPORTANT NOTE: lastAr needs to be set after _res_setAr() is called, as _res_setAr() assumes we're
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// setting a static aspect ratio (even if the function is called from here or ArDetect).
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var fileAr = this.conf.video.videoWidth / this.conf.video.videoHeight;
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if (ar.type === AspectRatio.FitWidth){
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ar.ratio = ratioOut > fileAr ? ratioOut : fileAr;
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}
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else if(ar.type === AspectRatio.FitHeight){
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ar.ratio = ratioOut < fileAr ? ratioOut : fileAr;
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}
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else if(ar.type === AspectRatio.Reset){
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this.logger.log('info', 'debug', "[Scaler.js::modeToAr] Using original aspect ratio -", fileAr);
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ar.ratio = fileAr;
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} else {
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return null;
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}
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return ar;
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}
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updateAr(ar) {
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if (!ar) {
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return;
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}
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// Some options require a bit more testing re: whether they make sense
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// if they don't, we refuse to update aspect ratio until they do
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if (ar.type === AspectRatio.Automatic || ar.type === AspectRatio.Fixed) {
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if (!ar.ratio || isNaN(ar.ratio)) {
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return;
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}
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}
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// Only update aspect ratio if there's a difference between the old and the new state
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if (!this.lastAr || ar.type !== this.lastAr.type || ar.ratio !== this.lastAr.ratio) {
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this.setAr(ar);
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}
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}
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async setAr(ar, lastAr) {
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if (this.destroyed) {
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return;
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}
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this.logger.log('info', 'debug', '[Resizer::setAr] <rid:'+this.resizerId+'> trying to set ar. New ar:', ar)
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if (ar == null) {
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return;
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}
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const siteSettings = this.settings.active.sites[window.location.host];
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// reset zoom, but only on aspect ratio switch. We also know that aspect ratio gets converted to
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// AspectRatio.Fixed when zooming, so let's keep that in mind
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if (ar.type !== AspectRatio.Fixed) {
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this.zoom.reset();
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this.resetPan();
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} else if (ar.ratio !== this.lastAr.ratio) {
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// we must check against this.lastAR.ratio because some calls provide same value for ar and lastAr
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this.zoom.reset();
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this.resetPan();
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}
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// most everything that could go wrong went wrong by this stage, and returns can happen afterwards
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// this means here's the optimal place to set or forget aspect ratio. Saving of current crop ratio
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// is handled in pageInfo.updateCurrentCrop(), which also makes sure to persist aspect ratio if ar
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// is set to persist between videos / through current session / until manual reset.
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if (ar.type === AspectRatio.Automatic ||
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ar.type === AspectRatio.Reset ||
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ar.type === AspectRatio.Initial ) {
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// reset/undo default
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this.conf.pageInfo.updateCurrentCrop(undefined);
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} else {
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this.conf.pageInfo.updateCurrentCrop(ar);
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}
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if (ar.type === AspectRatio.Automatic ||
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ar.type === AspectRatio.Reset && this.lastAr.type === AspectRatio.Initial) {
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// some sites do things that interfere with our site (and aspect ratio setting in general)
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// first, we check whether video contains anything we don't like
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if (siteSettings?.autoarPreventConditions?.videoStyleString) {
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const styleString = (this.video.getAttribute('style') || '').split(';');
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if (siteSettings.autoarPreventConditions.videoStyleString.containsProperty) {
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const bannedProperties = siteSettings.autoarPreventConditions.videoStyleString.containsProperty;
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for (const prop in bannedProperties) {
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for (const s of styleString) {
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if (s.trim().startsWith(prop)) {
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// check if css property has a list of allowed values:
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if (bannedProperties[prop].allowedValues) {
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const styleValue = s.split(':')[1].trim();
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// check if property value is on the list of allowed values
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// if it's not, we aren't allowed to start aard
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if (bannedProperties[prop].allowedValues.indexOf(styleValue) === -1) {
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this.logger.log('error', 'debug', "%c[Resizer::setAr] video style contains forbidden css property/value combo: ", "color: #900, background: #100", prop, " — we aren't allowed to start autoar.")
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return;
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}
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} else {
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// no allowed values, no problem. We have forbidden property
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// and this means aard can't start.
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this.logger.log('info', 'debug', "%c[Resizer::setAr] video style contains forbidden css property: ", "color: #900, background: #100", prop, " — we aren't allowed to start autoar.")
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return;
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}
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}
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}
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}
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}
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}
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}
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if (lastAr) {
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this.lastAr = this.calculateRatioForLegacyOptions(lastAr);
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ar = this.calculateRatioForLegacyOptions(ar);
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} else {
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// NOTE: "fitw" "fith" and "reset" should ignore ar.ratio bit, but
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// I'm not sure whether they do. Check that.
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ar = this.calculateRatioForLegacyOptions(ar);
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if (! ar) {
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this.logger.log('info', 'resizer', `[Resizer::setAr] <${this.resizerId}> Something wrong with ar or the player. Doing nothing.`);
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return;
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}
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this.lastAr = {type: ar.type, ratio: ar.ratio}
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}
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if (this.extensionMode === ExtensionMode.Basic && !PlayerData.isFullScreen() && ar.type !== AspectRatio.Reset) {
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// don't actually apply or calculate css when using basic mode if not in fullscreen
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// ... unless we're resetting the aspect ratio to original
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return;
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}
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if (! this.video) {
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this.conf.destroy();
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}
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// pause AR on basic stretch, unpause when using other modes
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// for sine reason unpause doesn't unpause. investigate that later
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try {
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if (this.stretcher.mode === Stretch.Basic) {
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this.conf.arDetector.pause();
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} else {
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if (this.lastAr.type === AspectRatio.Automatic) {
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this.conf.arDetector.unpause();
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}
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}
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} catch (e) { // resizer starts before arDetector. this will do nothing but fail if arDetector isn't setup
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}
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// do stretch thingy
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if (this.stretcher.mode === Stretch.NoStretch
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|| this.stretcher.mode === Stretch.Conditional
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|| this.stretcher.mode === Stretch.FixedSource){
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var stretchFactors = this.scaler.calculateCrop(ar);
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this.logger.log('error', 'debug', `[Resizer::setAr] <rid:${this.resizerId}> failed to set AR due to problem with calculating crop. Error:`, stretchFactors && stretchFactors.error);
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if(! stretchFactors || stretchFactors.error){
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if (stretchFactors?.error === 'no_video'){
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this.conf.destroy();
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return;
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}
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// we could have issued calculate crop too early. Let's tell VideoData that there's something wrong
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// and exit this function. When <video> will receive onloadeddata or ontimeupdate (receiving either
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// of the two means video is loaded or playing, and that means video has proper dimensions), it will
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// try to reset or re-apply aspect ratio when the video is finally ready.
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if (stretchFactors?.error === 'illegal_video_dimensions') {
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this.conf.videoDimensionsLoaded = false;
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return;
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}
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}
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if (this.stretcher.mode === Stretch.Conditional){
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this.stretcher.applyConditionalStretch(stretchFactors, ar.ratio);
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} else if (this.stretcher.mode === Stretch.FixedSource) {
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this.stretcher.applyStretchFixedSource(stretchFactors);
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}
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this.logger.log('info', 'debug', "[Resizer::setAr] Processed stretch factors for ",
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this.stretcher.mode === Stretch.NoStretch ? 'stretch-free crop.' :
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this.stretcher.mode === Stretch.Conditional ? 'crop with conditional stretch.' : 'crop with fixed stretch',
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'Stretch factors are:', stretchFactors
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);
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} else if (this.stretcher.mode === Stretch.Hybrid) {
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var stretchFactors = this.stretcher.calculateStretch(ar.ratio);
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this.logger.log('info', 'debug', '[Resizer::setAr] Processed stretch factors for hybrid stretch/crop. Stretch factors are:', stretchFactors);
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} else if (this.stretcher.mode === Stretch.Fixed) {
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var stretchFactors = this.stretchFactors.calculateStretchFixed(ar.ratio)
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} else if (this.stretcher.mode === Stretch.Basic) {
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var stretchFactors = this.stretcher.calculateBasicStretch();
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this.logger.log('info', 'debug', '[Resizer::setAr] Processed stretch factors for basic stretch. Stretch factors are:', stretchFactors);
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} else {
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var stretchFactors = {xFactor: 1, yFactor: 1}
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this.logger.log('error', 'debug', '[Resizer::setAr] Okay wtf happened? If you see this, something has gone wrong', stretchFactors,"\n------[ i n f o d u m p ]------\nstretcher:", this.stretcher);
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}
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this.zoom.applyZoom(stretchFactors);
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//TODO: correct these two
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var translate = this.computeOffsets(stretchFactors);
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this.applyCss(stretchFactors, translate);
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}
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toFixedAr() {
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this.lastAr.type = AspectRatio.Fixed;
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}
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resetLastAr() {
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this.lastAr = {type: AspectRatio.Initial};
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}
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setLastAr(override){
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this.lastAr = override;
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}
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getLastAr(){
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return this.lastAr;
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}
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setStretchMode(stretchMode, fixedStretchRatio){
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this.stretcher.setStretchMode(stretchMode, fixedStretchRatio);
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this.restore();
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}
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panHandler(event, forcePan) {
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if (this.canPan || forcePan) {
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if(!this.conf.player || !this.conf.player.element) {
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return;
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}
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// dont allow weird floats
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this.videoAlignment = VideoAlignment.Center;
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// because non-fixed aspect ratios reset panning:
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this.toFixedAr();
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const player = this.conf.player.element;
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const relativeX = (event.pageX - player.offsetLeft) / player.offsetWidth;
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const relativeY = (event.pageY - player.offsetTop) / player.offsetHeight;
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this.logger.log('info', 'mousemove', "[Resizer::panHandler] mousemove.pageX, pageY:", event.pageX, event.pageY, "\nrelativeX/Y:", relativeX, relativeY)
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this.setPan(relativeX, relativeY);
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}
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}
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resetPan() {
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this.pan = {};
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this.videoAlignment = this.settings.getDefaultVideoAlignment(window.location.host);
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}
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setPan(relativeMousePosX, relativeMousePosY){
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// relativeMousePos[X|Y] - on scale from 0 to 1, how close is the mouse to player edges.
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// use these values: top, left: 0, bottom, right: 1
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if(! this.pan){
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this.pan = {};
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}
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if (this.settings.active.miscSettings.mousePanReverseMouse) {
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this.pan.relativeOffsetX = (relativeMousePosX * 1.1) - 0.55;
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this.pan.relativeOffsetY = (relativeMousePosY * 1.1) - 0.55;
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} else {
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this.pan.relativeOffsetX = -(relativeMousePosX * 1.1) + 0.55;
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this.pan.relativeOffsetY = -(relativeMousePosY * 1.1) + 0.55;
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}
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this.restore();
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}
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setVideoAlignment(videoAlignment) {
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this.videoAlignment = videoAlignment;
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this.restore();
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}
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restore() {
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this.logger.log('info', 'debug', "[Resizer::restore] <rid:"+this.resizerId+"> attempting to restore aspect ratio", {'a_lastAr': this.lastAr} );
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// this is true until we verify that css has actually been applied
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if(this.lastAr.type === AspectRatio.Initial){
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this.setAr({type: AspectRatio.Reset});
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}
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else {
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if (this.lastAr?.ratio === null) {
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// if this is the case, we do nothing as we have the correct aspect ratio
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// throw "Last ar is null!"
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return;
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}
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this.setAr(this.lastAr, this.lastAr)
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}
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}
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reset(){
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this.setStretchMode(this.settings.active.sites[window.location.hostname]?.stretch ?? this.settings.active.sites['@global'].stretch);
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this.zoom.setZoom(1);
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this.resetPan();
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this.setAr({type: AspectRatio.Reset});
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}
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setPanMode(mode) {
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if (mode === 'enable') {
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this.canPan = true;
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} else if (mode === 'disable') {
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this.canPan = false;
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} else if (mode === 'toggle') {
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this.canPan = !this.canPan;
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}
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}
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resetPan(){
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this.pan = undefined;
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}
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setZoom(zoomLevel, no_announce) {
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this.zoom.setZoom(zoomLevel, no_announce);
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}
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zoomStep(step){
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this.zoom.zoomStep(step);
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}
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resetZoom(){
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this.zoom.setZoom(1);
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this.restore();
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}
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resetCrop(){
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this.setAr({type: AspectRatio.Reset});
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}
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resetStretch(){
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this.stretcher.setStretchMode(Stretch.NoStretch);
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this.restore();
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}
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// mostly internal stuff
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computeOffsets(stretchFactors){
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this.logger.log('info', 'debug', "[Resizer::computeOffsets] <rid:"+this.resizerId+"> video will be aligned to ", this.settings.active.sites['@global'].videoAlignment);
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const wdiff = this.conf.player.dimensions.width - this.conf.video.offsetWidth;
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const hdiff = this.conf.player.dimensions.height - this.conf.video.offsetHeight;
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if (wdiff < 0 && hdiff < 0 && this.zoom.scale > 1) {
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this.conf.player.re
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}
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const wdiffAfterZoom = this.conf.video.offsetWidth * stretchFactors.xFactor - this.conf.player.dimensions.width;
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const hdiffAfterZoom = this.conf.video.offsetHeight * stretchFactors.yFactor - this.conf.player.dimensions.height;
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const translate = {
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x: wdiff * 0.5,
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y: hdiff * 0.5,
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};
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if (this.pan) {
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// don't offset when video is smaller than player
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if(wdiffAfterZoom >= 0 || hdiffAfterZoom >= 0) {
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translate.x += wdiffAfterZoom * this.pan.relativeOffsetX * this.zoom.scale;
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translate.y += hdiffAfterZoom * this.pan.relativeOffsetY * this.zoom.scale;
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}
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} else {
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if (this.videoAlignment == VideoAlignment.Left) {
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translate.x += wdiffAfterZoom * 0.5;
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}
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else if (this.videoAlignment == VideoAlignment.Right) {
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translate.x -= wdiffAfterZoom * 0.5;
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}
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}
|
|
|
|
this.logger.log('info', ['debug', 'resizer'], "[Resizer::_res_computeOffsets] <rid:"+this.resizerId+"> calculated offsets:\n\n",
|
|
'---- data in ----',
|
|
'\nplayer dimensions: ', {w: this.conf.player.dimensions.width, h: this.conf.player.dimensions.height},
|
|
'\nvideo dimensions: ', {w: this.conf.video.offsetWidth, h: this.conf.video.offsetHeight},
|
|
'\nstretch factors: ', stretchFactors,
|
|
'\npan & zoom: ', this.pan, this.zoom.scale,
|
|
'\nwdiff, hdiff: ', wdiff, 'x', hdiff,
|
|
'\nwdiff, hdiffAfterZoom:', wdiffAfterZoom, 'x', hdiffAfterZoom,
|
|
'\n\n---- data out ----\n',
|
|
'translate:', translate);
|
|
|
|
// by the way, let's do a quick sanity check whether video player is doing any fuckies wuckies
|
|
// fucky wucky examples:
|
|
//
|
|
// * video width is bigger than player width AND video height is bigger than player height
|
|
// * video width is smaller than player width AND video height is smaller than player height
|
|
//
|
|
// In both examples, at most one of the two conditions can be true at the same time. If both
|
|
// conditions are true at the same time, we need to go 'chiny reckon' and recheck our player
|
|
// element. Chances are our video is not getting aligned correctly
|
|
if (
|
|
(this.conf.video.offsetWidth > this.conf.player.dimensions.width && this.conf.video.offsetHeight > this.conf.player.dimensions.height) ||
|
|
(this.conf.video.offsetWidth < this.conf.player.dimensions.width && this.conf.video.offsetHeight < this.conf.player.dimensions.height)
|
|
) {
|
|
this.logger.log('warn', ['debugger', 'resizer'], `[Resizer::_res_computeOffsets] <rid:${this.resizerId}> We are getting some incredibly funny results here.\n\n`,
|
|
`Video seems to be both wider and taller (or shorter and narrower) than player element at the same time. This is super duper not supposed to happen.\n\n`,
|
|
`Player element needs to be checked.`
|
|
)
|
|
this.player.checkPlayerSizeChange();
|
|
}
|
|
return translate;
|
|
}
|
|
|
|
buildStyleArray(existingStyleString, extraStyleString) {
|
|
if (existingStyleString) {
|
|
const styleArray = existingStyleString.split(";");
|
|
|
|
if (extraStyleString) {
|
|
const extraCss = extraStyleString.split(';');
|
|
let dup = false;
|
|
|
|
for (const ecss of extraCss) {
|
|
for (let i in styleArray) {
|
|
if (ecss.split(':')[0].trim() === styleArray[i].split(':')[0].trim()) {
|
|
dup = true;
|
|
styleArray[i] = ecss;
|
|
}
|
|
if (dup) {
|
|
dup = false;
|
|
continue;
|
|
}
|
|
styleArray.push(ecss);
|
|
}
|
|
}
|
|
}
|
|
|
|
for (var i in styleArray) {
|
|
styleArray[i] = styleArray[i].trim();
|
|
// some sites do 'top: 50%; left: 50%; transform: <transform>' to center videos.
|
|
// we dont wanna, because we already center videos on our own
|
|
if (styleArray[i].startsWith("transform:") ||
|
|
styleArray[i].startsWith("top:") ||
|
|
styleArray[i].startsWith("left:") ||
|
|
styleArray[i].startsWith("right:") ||
|
|
styleArray[i].startsWith("bottom:") ){
|
|
delete styleArray[i];
|
|
}
|
|
}
|
|
return styleArray;
|
|
}
|
|
|
|
return [];
|
|
}
|
|
|
|
buildStyleString(styleArray) {
|
|
let styleString = '';
|
|
|
|
for(var i in styleArray) {
|
|
if(styleArray[i]) {
|
|
styleString += styleArray[i] + " !important; ";
|
|
}
|
|
}
|
|
|
|
return styleString;
|
|
}
|
|
|
|
applyCss(stretchFactors, translate){
|
|
// apply extra CSS here. In case of duplicated properties, extraCss overrides
|
|
// default styleString
|
|
if (! this.video) {
|
|
this.logger.log('warn', 'debug', "[Resizer::applyCss] <rid:"+this.resizerId+"> Video went missing, doing nothing.");
|
|
|
|
this.conf.destroy();
|
|
return;
|
|
}
|
|
|
|
this.logger.log('info', ['debug', 'resizer'], "[Resizer::applyCss] <rid:"+this.resizerId+"> will apply css.", {stretchFactors, translate});
|
|
|
|
// save stuff for quick tests (before we turn numbers into css values):
|
|
this.currentVideoSettings = {
|
|
validFor: this.conf.player.dimensions,
|
|
// videoWidth: dimensions.width,
|
|
// videoHeight: dimensions.height
|
|
}
|
|
|
|
let extraStyleString;
|
|
try {
|
|
extraStyleString = this.settings.active.sites[window.location.host].DOM.video.additionalCss;
|
|
} catch (e) {
|
|
// do nothing. It's ok if no special settings are defined for this site, we'll just do defaults
|
|
}
|
|
|
|
const styleArray = this.buildStyleArray('', extraStyleString)
|
|
|
|
// add remaining elements
|
|
if (stretchFactors) {
|
|
styleArray.push(`transform: translate(${translate.x}px, ${translate.y}px) scale(${stretchFactors.xFactor}, ${stretchFactors.yFactor})`);
|
|
|
|
// important — guarantees video will be properly aligned
|
|
styleArray.push("top: 0px !important; left: 0px !important; bottom: 0px !important; right: 0px;");
|
|
|
|
// important — some websites (cough reddit redesign cough) may impose some dumb max-width and max-height
|
|
// restrictions. If site has dumb shit like 'max-width: 100%' and 'max-height: 100vh' in their CSS, that
|
|
// shit will prevent us from applying desired crop. This means we need to tell websites to fuck off with
|
|
// that crap. We know better.
|
|
styleArray.push("max-width: none !important; max-height: none !important;");
|
|
}
|
|
const styleString = `${this.buildStyleString(styleArray)}${extraStyleString || ''}`; // string returned by buildStyleString() should end with ; anyway
|
|
|
|
// build style string back
|
|
this.setStyleString(styleString);
|
|
}
|
|
|
|
setStyleString (styleString) {
|
|
this.currentCssValidFor = this.conf.player.dimensions;
|
|
const newCssString = this.prepareCss(styleString);
|
|
|
|
// inject new CSS or replace existing one
|
|
if (!this.userCss) {
|
|
this.logger.log('info', ['debug', 'resizer'], "[Resizer::setStyleString] <rid:"+this.resizerId+"> Setting new css: ", newCssString);
|
|
|
|
this.injectCss(newCssString);
|
|
this.userCss = newCssString;
|
|
} else if (newCssString !== this.userCss) {
|
|
this.logger.log('info', ['debug', 'resizer'], "[Resizer::setStyleString] <rid:"+this.resizerId+"> Replacing css.\nOld string:", this.userCss, "\nNew string:", newCssString);
|
|
// we only replace css if it
|
|
this.replaceCss(this.userCss, newCssString);
|
|
this.userCss = newCssString;
|
|
} else {
|
|
this.logger.log('info', ['debug', 'resizer'], "[Resizer::setStyleString] <rid:"+this.resizerId+"> Existing css is still valid, doing nothing.");
|
|
}
|
|
}
|
|
}
|
|
|
|
export default Resizer;
|