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Fix some fatal failures related to rendered frame memory size limits

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Keavon Chambers 2023-04-02 18:31:41 -07:00
parent 1b50878f3f
commit c16ee88b5d
7 changed files with 27 additions and 15 deletions
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4
frontend/src/utility-functions/rasterization.ts
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@ -54,7 +54,7 @@ export async function rasterizeSVG(svg: string, width: number, height: number, m
return blob;
}
/// Convert an image source (e.g. PNG document) into pixel data, a width and a height
/// Convert an image source (e.g. PNG document) into pixel data, a width, and a height
export async function extractPixelData(imageData: ImageBitmapSource): Promise<ImageData> {
// Special handling to rasterize an SVG file
let svgImageData;
@ -87,8 +87,10 @@ export async function extractPixelData(imageData: ImageBitmapSource): Promise<Im
const canvas = document.createElement("canvas");
canvas.width = width;
canvas.height = height;
const context = canvas.getContext("2d");
if (!context) throw new Error("Could not create canvas context");
context.drawImage(image, 0, 0, image.width, image.height, 0, 0, width, height);
return context.getImageData(0, 0, width, height);
}