Class CanvasImageSerializer

Serializes browser canvas content to raster image blobs. Supports PNG/JPEG/WebP/AVIF and falls back to PNG if the requested format is unsupported.

Hierarchy (View Summary)

CanvasImageSerializer
- PngSerializer

Implements

ImageSerializer

Index

Constructors

Methods

Constructors

constructor

new CanvasImageSerializer(): CanvasImageSerializer
Returns CanvasImageSerializer

Methods

write

write(
source: HTMLCanvasElement | { canvas: HTMLCanvasElement },
options?: ImageWriteOptions,
): Promise<Blob>
Serializes the given canvas or canvas wrapper to a Blob.
Parameters
- source: HTMLCanvasElement | { canvas: HTMLCanvasElement }
  The source canvas or an object containing a canvas.
- options: ImageWriteOptions = {}
  Optional image write options, including MIME type and quality.
Returns Promise<Blob>
A promise that resolves to a Blob representing the serialized image.
Implementation of ImageSerializer.write
- Defined in src/io/image.serializer.ts:16