Encode image data to a container: PNG, GIF, BMP, JPEG or TIFF. Uses set of encoders in node and Canvas2D in browser.
let encode = require('image-encode')
// create a file with chess pattern
fs.writeFileSync(
'out.png',
Buffer.from(encode([0,0,0,255, 255,255,255,255, 255,255,255,255, 0,0,0,255], [2, 2], 'png'))
)
let data = encode(pixels, shape?, format|options?)
Takes input pixels
Array/TypedArray/ArrayBuffer/Buffer/ImageData, returns an ArrayBuffer with encoded data
in target format
, one of png
, gif
, tif
, bmp
, jpg
.
options
can provide:
format
or type
, if not specified as a separate argument.shape
or width
/height
, if not defined by pixels
or as a separate argument.quality
for JPG encoder.colors
for palette size in GIF encoder.© 2018 Dmitry Yv. MIT License.