@asandmann/png

A zero-depencency, performant, and simple png encoder written in pure javascript.

npm install @asandmann/png

API Reference

encode(data, options)

Encodes the raw image data into PNG format.

• Parameters:

  • data (Uint8Array): The raw pixel data of the image.
  • options (Object): An object with the following properties:
    • width (number): The width of the image.
    • height (number): The height of the image.
    • channels (number): The number of color channels (e.g., 3 for RGB, 4 for RGBA).
    • depth (number, optional): The bit depth of the image. Default is 8 bits per channel.

• Returns:

  • Uint8Array: A buffer containing the PNG-encoded image.

Credits

Some ideas taken from imagescript and zlib implementation is from fflate