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Account for offset applied by sites that use top:50%/transformY:-50% to center elements

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Tamius Han 2025-01-01 22:18:37 +01:00
parent 8f3d1bd091
commit d981e4c2c6
1 changed files with 4 additions and 14 deletions
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18
src/ext/lib/video-transform/Resizer.ts
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@ -50,7 +50,7 @@ class Resizer {
//#endregion
//#region HTML elements
video: any;
video: HTMLVideoElement;
//#endregion
//#region data
@ -692,6 +692,7 @@ class Resizer {
this.logger.log('info', 'debug', "[Resizer::computeOffsets] <rid:"+this.resizerId+"> video will be aligned to ", this.videoAlignment);
const {realVideoWidth, realVideoHeight, marginX, marginY} = this.computeVideoDisplayedDimensions();
const computedStyles = getComputedStyle(this.video);
// correct any remaining element size discrepancies (applicable only to certain crop strategies!)
// NOTE: it's possible that we might also need to apply a similar measure for CropPillarbox strategy
@ -715,8 +716,8 @@ class Resizer {
// we only need to compensate if alignment is set to anything other than center center
// compensation is equal to half the difference between (zoomed) video size and player size.
const translate = {
x: 0,
y: 0,
x: -Math.round(+ (computedStyles.left.replace('px', ''))),
y: -Math.round(+ (computedStyles.top.replace('px', '')))
};
// NOTE: manual panning is probably broken now.
@ -887,17 +888,6 @@ class Resizer {
// add remaining elements
if (stretchFactors) {
styleArray.push(`transform: translate(${Math.round(translate.x)}px, ${Math.round(translate.y)}px) scale(${stretchFactors.xFactor}, ${stretchFactors.yFactor}) !important;`);
// important — guarantees video will be properly aligned
// Note that position:absolute cannot be put here, otherwise old.reddit /w RES breaks — videos embedded
// from certain hosts will get a height: 0px. This is bad.
// styleArray.push("top: 0px !important; left: 0px !important; bottom: 0px !important; right: 0px;");
// important — some websites (cough reddit redesign cough) may impose some dumb max-width and max-height
// restrictions. If site has dumb shit like 'max-width: 100%' and 'max-height: 100vh' in their CSS, that
// shit will prevent us from applying desired crop. This means we need to tell websites to fuck off with
// that crap. We know better.
// styleArray.push("max-width: none !important; max-height: none !important;");
}
const styleString = `${this.buildStyleString(styleArray)}${extraStyleString || ''}`; // string returned by buildStyleString() should end with ; anyway