const canvas = [thumbpreview.clientWidth, thumbpreview.clientHeight];
const border = [canvas[0], canvas[0] * imgpreview.height / imgpreview.width];
const minscale = Math.max(1, canvas[1] / border[1]); // 100% or fit width
- let crop = cropinput.value.split(/[^0-9]/).map(pos => pos / 1000);
+ let crop = cropinput.value.split(/[^0-9.]/).map(pos => pos / 1000);
let scale = 1 / (crop[2] - crop[0]) || minscale;
crop.push(0); // defined y dimension
crop.splice(2); // end coordinates applied to zoom