mirror of
https://github.com/YuzuZensai/Pien-Studio.git
synced 2026-09-02 14:18:35 +00:00
♻️ refactor!: massive refactor
This commit is contained in:
@@ -20,9 +20,29 @@ function drawPixelatedRegion(
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const sampleCtx = sampleCanvas.getContext("2d");
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if (!sampleCtx) return;
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sampleCtx.imageSmoothingEnabled = false;
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sampleCtx.drawImage(source, sourceX, sourceY, sourceWidth, sourceHeight, 0, 0, sampleCanvas.width, sampleCanvas.height);
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sampleCtx.drawImage(
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source,
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sourceX,
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sourceY,
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sourceWidth,
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sourceHeight,
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0,
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0,
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sampleCanvas.width,
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sampleCanvas.height,
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);
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ctx.imageSmoothingEnabled = false;
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ctx.drawImage(sampleCanvas, 0, 0, sampleCanvas.width, sampleCanvas.height, targetX, targetY, targetWidth, targetHeight);
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ctx.drawImage(
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sampleCanvas,
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0,
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0,
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sampleCanvas.width,
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sampleCanvas.height,
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targetX,
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targetY,
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targetWidth,
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targetHeight,
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);
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ctx.imageSmoothingEnabled = true;
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}
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@@ -44,7 +64,17 @@ function drawBlurredRegionFallback(
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regionCanvas.height = Math.max(1, Math.round(targetHeight));
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const regionCtx = regionCanvas.getContext("2d");
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if (!regionCtx) return;
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regionCtx.drawImage(source, sourceX, sourceY, sourceWidth, sourceHeight, 0, 0, regionCanvas.width, regionCanvas.height);
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regionCtx.drawImage(
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source,
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sourceX,
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sourceY,
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sourceWidth,
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sourceHeight,
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0,
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0,
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regionCanvas.width,
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regionCanvas.height,
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);
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const scale = Math.max(0.04, Math.min(0.5, 1 / Math.max(2, amount / 2)));
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const blurCanvas = document.createElement("canvas");
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blurCanvas.width = Math.max(1, Math.round(regionCanvas.width * scale));
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@@ -55,11 +85,41 @@ function drawBlurredRegionFallback(
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blurCtx.drawImage(regionCanvas, 0, 0, blurCanvas.width, blurCanvas.height);
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for (let i = 0; i < 3; i++) {
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regionCtx.clearRect(0, 0, regionCanvas.width, regionCanvas.height);
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regionCtx.drawImage(blurCanvas, 0, 0, blurCanvas.width, blurCanvas.height, 0, 0, regionCanvas.width, regionCanvas.height);
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regionCtx.drawImage(
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blurCanvas,
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0,
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0,
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blurCanvas.width,
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blurCanvas.height,
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0,
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0,
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regionCanvas.width,
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regionCanvas.height,
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);
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blurCtx.clearRect(0, 0, blurCanvas.width, blurCanvas.height);
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blurCtx.drawImage(regionCanvas, 0, 0, regionCanvas.width, regionCanvas.height, 0, 0, blurCanvas.width, blurCanvas.height);
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blurCtx.drawImage(
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regionCanvas,
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0,
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0,
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regionCanvas.width,
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regionCanvas.height,
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0,
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0,
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blurCanvas.width,
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blurCanvas.height,
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);
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}
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ctx.drawImage(regionCanvas, 0, 0, regionCanvas.width, regionCanvas.height, targetX, targetY, targetWidth, targetHeight);
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ctx.drawImage(
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regionCanvas,
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0,
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0,
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regionCanvas.width,
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regionCanvas.height,
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targetX,
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targetY,
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targetWidth,
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targetHeight,
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);
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}
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function renderRegions(
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@@ -84,10 +144,18 @@ function renderRegions(
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const y = Math.max(0, Math.floor(region.y * scaleY));
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const w = Math.max(1, Math.floor(region.width * scaleX));
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const h = Math.max(1, Math.floor(region.height * scaleY));
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const sx0 = hasSourceDims ? region.x : Math.max(0, Math.floor(region.x * legacyScaleX));
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const sy0 = hasSourceDims ? region.y : Math.max(0, Math.floor(region.y * legacyScaleY));
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const sw = hasSourceDims ? region.width : Math.max(1, Math.floor(region.width * legacyScaleX));
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const sh = hasSourceDims ? region.height : Math.max(1, Math.floor(region.height * legacyScaleY));
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const sx0 = hasSourceDims
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? region.x
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: Math.max(0, Math.floor(region.x * legacyScaleX));
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const sy0 = hasSourceDims
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? region.y
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: Math.max(0, Math.floor(region.y * legacyScaleY));
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const sw = hasSourceDims
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? region.width
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: Math.max(1, Math.floor(region.width * legacyScaleX));
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const sh = hasSourceDims
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? region.height
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: Math.max(1, Math.floor(region.height * legacyScaleY));
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if (effect.method === "censor") {
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ctx.fillStyle = region.censorColor ?? effect.censorColor ?? "#111111";
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@@ -95,7 +163,19 @@ function renderRegions(
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continue;
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}
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if (effect.method === "pixelate") {
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drawPixelatedRegion(ctx, image, sx0, sy0, sw, sh, x, y, w, h, Math.max(4, Math.round(effect.amount / 2)));
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drawPixelatedRegion(
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ctx,
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image,
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sx0,
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sy0,
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sw,
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sh,
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x,
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y,
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w,
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h,
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Math.max(4, Math.round(effect.amount / 2)),
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);
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continue;
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}
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if ("filter" in ctx && typeof ctx.filter === "string") {
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@@ -105,7 +185,19 @@ function renderRegions(
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ctx.restore();
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continue;
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}
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drawBlurredRegionFallback(ctx, image, sx0, sy0, sw, sh, x, y, w, h, effect.amount);
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drawBlurredRegionFallback(
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ctx,
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image,
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sx0,
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sy0,
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sw,
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sh,
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x,
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y,
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w,
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h,
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effect.amount,
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);
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}
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}
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@@ -116,7 +208,9 @@ function renderLayer(context: EffectRenderContext, effect: FaceBlurEffect) {
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return;
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}
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const allHaveSourceDims = effect.regions.every((r) => (r.sourceWidth ?? 0) > 0 && (r.sourceHeight ?? 0) > 0);
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const allHaveSourceDims = effect.regions.every(
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(r) => (r.sourceWidth ?? 0) > 0 && (r.sourceHeight ?? 0) > 0,
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);
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if (!allHaveSourceDims) {
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ctx.drawImage(image, 0, 0, targetWidth, targetHeight);
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renderRegions(ctx, image, effect, targetWidth, targetHeight);
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@@ -132,8 +226,24 @@ function renderLayer(context: EffectRenderContext, effect: FaceBlurEffect) {
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return;
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}
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sourceCtx.drawImage(image, 0, 0, sourceCanvas.width, sourceCanvas.height);
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renderRegions(sourceCtx, image, effect, sourceCanvas.width, sourceCanvas.height);
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ctx.drawImage(sourceCanvas, 0, 0, sourceCanvas.width, sourceCanvas.height, 0, 0, targetWidth, targetHeight);
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renderRegions(
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sourceCtx,
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image,
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effect,
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sourceCanvas.width,
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sourceCanvas.height,
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);
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ctx.drawImage(
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sourceCanvas,
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0,
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0,
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sourceCanvas.width,
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sourceCanvas.height,
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0,
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0,
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targetWidth,
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targetHeight,
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);
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}
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export const faceBlurRenderer: EffectRenderer = {
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