save-pixels

Saves an ndarray to an image.

Example

var zeros = require("zeros")
var savePixels = require("save-pixels")

//Create an image
var x = zeros([32, 32])
x.set(16, 16, 255)

//Save to a file
savePixels(x, "png").pipe(process.stdout)

This writes the following image to stdout:

Install

npm install save-pixels

`require("save-pixels")(array, type[, options])`

Saves an ndarray as an image with the given format

array is an ndarray of pixels. Assumes that shape is [width, height, channels]
type is the type of the image to save. Currently supported formats:
- "jpeg", "jpg" - Joint Photographic Experts Group format
- "gif" - Graphics Interchange Format
- "png" - Portable Network Graphics format
- "canvas" - A canvas element
options is an object that alters saving behavior
- quality is the Number to use for saved image quality
  - This can only be used with a "jpeg" image
  - It range between 1 (low quality) and 100 (high quality) inclusively

Returns A stream that you can pipe to serialize the result, or a canvas element if the type is "canvas".

Credits

Current Tags

2.3.6 ... latest (3 years ago)