@blazediff/codec-pngjs

PNG image codec using pngjs for the BlazeDiff library.

Note: This package was previously published as @blazediff/pngjs-transformer, which is now deprecated. Please use @blazediff/codec-pngjs instead.

Installation

npm install @blazediff/codec-pngjs

API

read(filePath)

Reads a PNG file to image format (Uint8Array).

Parameters:

• filePath (string) - Path to the PNG file

Returns: Promise<{ data: Buffer | Uint8Array | Uint8ClampedArray; width: number; height: number; }>

write(image, filePath)

Write a BlazeDiff image to a PNG file.

Parameters:

• image ({ data: Buffer | Uint8Array | Uint8ClampedArray; width: number; height: number; }) - Image data to write
• filePath (string) - Output file path

Returns: Promise

Usage

import { codecPngjs } from '@blazediff/codec-pngjs';

const image = await codecPngjs.read('./image.png');

await codecPngjs.write(image, './output.png');