From 543c2e73fb3400e2010f01fb0f2a414e4b9c208a Mon Sep 17 00:00:00 2001
From: Jason Miller <jason@developit.ca>
Date: Thu, 3 Jun 2021 11:16:26 -0400
Subject: [PATCH] Avoid mutating input buffer in crop preprocessor

---
 src/features/preprocessors/crop/worker/crop.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/features/preprocessors/crop/worker/crop.ts b/src/features/preprocessors/crop/worker/crop.ts
index b63e6008..05d3d296 100644
--- a/src/features/preprocessors/crop/worker/crop.ts
+++ b/src/features/preprocessors/crop/worker/crop.ts
@@ -22,7 +22,7 @@ export default async function crop(
   const cols = width * 4;
   const newCols = newWidth * 4;
 
-  const pixels = new Uint8ClampedArray(data.buffer, 0, newHeight * newCols);
+  const pixels = new Uint8ClampedArray(newHeight * newCols);
   for (let y = 0; y < newHeight; y++) {
     const x = left * 4;
     const row = new Uint8ClampedArray(
@@ -33,5 +33,5 @@ export default async function crop(
     pixels.set(row, y * newCols);
   }
 
-  return new ImageData(pixels.slice(), newWidth, newHeight);
+  return new ImageData(pixels, newWidth, newHeight);
 }