modern-pdf-lib

---

modern-pdf-lib / downscaleImage

Function: downscaleImage()

downscaleImage(image, options?): RawImageData

Defined in: src/assets/image/imageOptimize.ts:198

Downscale an image to fit within the specified dimensions.

If the image is already smaller than the target dimensions, it is returned unchanged.

Parameters

image

RawImageData

The raw image pixel data.

options?

DownscaleOptions = {}

Downscaling options (target dimensions, algorithm).

Returns

RawImageData

The downscaled image, or the original if no scaling needed.

Example

const result = downscaleImage(rawImage, {
  maxWidth: 1024,
  maxHeight: 768,
  algorithm: 'bilinear',
});