'use strict';

function isBMP (buffer) {

return ('BM' === buffer.toString('ascii', 0, 2));

}

function calculate (buffer) {

return {
  'width': buffer.readUInt32LE(18),
  'height': buffer.readUInt32LE(22)
};

}

module.exports = {

'detect': isBMP,
'calculate': calculate

};