split-images
What is it
split-images is a simple package that allows you to split an image to chunks the chunks are returned as an Array (Array of buffers) of the image type provided.
Supported Images
Image paths, urls and buffers can be used, supported image types are jpeg, png, bmp, tiff and gif.
npm
npm i split-images --save
Node versions
Node >= 7.10
Methods
imageToChunks(image,chunkSize)
Splits the image horizontaly depending of the chunkSize
image
can be a path, a url or a bufferchunkSize
the height in pixels each chunk will be
returns
Array<Buffer>
Examples
Read from a local file
const fs = require('fs');
const { imageToChunks } = require('split-images');
(async()=> {
try {
const chunckSize = 1000;
const chuncks = await imageToChunks('imgs/test.png',chunckSize);
console.log('Number of chunks', chuncks.length);
let i = 0;
chuncks.forEach(c => {
i++;
fs.writeFileSync(`slice_${i}.png`,c);
});
} catch (e) {
console.log(e);
}
})();
Read from a url
const fs = require('fs');
const { imageToChunks } = require('split-images');
(async()=> {
try {
const chunckSize = 1000;
const chuncks = await imageToChunks('http://example.com/images/test.png',chunckSize);
console.log('Number of chunks', chuncks.length);
let i = 0;
chuncks.forEach(c => {
i++;
fs.writeFileSync(`slice_${i}.png`,c);
});
} catch (e) {
console.log(e);
}
})();