bmpimagejs

pure javascript nodejs library for decoding all bmp files
converted from c library http://www.netsurf-browser.org/projects/libnsbmp/

#npm link

https://www.npmjs.com/package/bmpimagejs

#install

npm install bmpimagejs --save

#build

gulp buildsrc

#test

gulp runspec

#usage

var bmp=require('bmpimagejs');

var fs=require('fs');

fs.readFile('filename', (err, data) => {
try{

let img= bmp.decode(data.buffer);
//if decoding fails, throws a DecodeError;
//otherwise returns an RGBA image object
console.log(img.width);
console.log(img.height);
console.log(img.pixels);
for(var y=0;y for(var x=0;x var pixelPos=yimg.width4+x*4;
img.pixels[pixelPos]=10;//set R
img.pixels[pixelPos+1]=10;//set G
img.pixels[pixelPos+2]=10;//set B
img.pixels[pixelPos+3]=10;//set A
}

}catch(ex){
console.log(ex.errNumber);
console.log(ex.message);
}

});