function processFile(blob, fileName) {
        var reader = new FileReader();
        reader.onload = function(e) {
            var img = new Image();
            img.onload = function() {
                var canvas = document.createElement('canvas');
                canvas.width = img.width;
                canvas.height = img.height;
                var ctx = canvas.getContext('2d');
                ctx.drawImage(img, 0, 0);
                var imageData = ctx.getImageData(0, 0, canvas.width, canvas.height).data;

                var w = canvas.width, h = canvas.height;
                var rowSize = (w * 3 + 3) & ~3;       // 4-byte aligned
                var pixelArraySize = rowSize * h;
                var fileSize = 54 + pixelArraySize;
                var out = new Uint8Array(fileSize);
                var dv = new DataView(out.buffer);

                // BITMAPFILEHEADER
                out[0] = 0x42; out[1] = 0x4D;          // 'BM'
                dv.setUint32(2, fileSize, true);
                dv.setUint32(10, 54, true);            // pixel data offset
                // BITMAPINFOHEADER
                dv.setUint32(14, 40, true);            // header size
                dv.setInt32(18, w, true);
                dv.setInt32(22, h, true);              // positive = bottom-up
                dv.setUint16(26, 1, true);             // planes
                dv.setUint16(28, 24, true);            // bpp
                dv.setUint32(30, 0, true);             // compression
                dv.setUint32(34, pixelArraySize, true);
                dv.setInt32(38, 2835, true);           // x ppm (~72 dpi)
                dv.setInt32(42, 2835, true);

                // Pixel rows, bottom-up, BGR
                for (var y = 0; y < h; y++) {
                    var srcRow = (h - 1 - y) * w * 4;
                    var dstRow = 54 + y * rowSize;
                    for (var x = 0; x < w; x++) {
                        var si = srcRow + x * 4;
                        var di = dstRow + x * 3;
                        out[di + 0] = imageData[si + 2]; // B
                        out[di + 1] = imageData[si + 1]; // G
                        out[di + 2] = imageData[si + 0]; // R
                    }
                }

                var outBlob = new Blob([out], { type: 'image/bmp' });
                add_file_output(URL.createObjectURL(outBlob), fileName.replace(/\.[^.]+$/, '.bmp'));
            };
            img.onerror = function() { alert('Could not read this JPG file.'); };
            img.src = e.target.result;
        };
        reader.readAsDataURL(blob);
    }







var _loadedScripts = {};
function loadScriptPromise(url) {
    if (_loadedScripts[url]) return _loadedScripts[url];
    _loadedScripts[url] = new Promise(function (resolve, reject) {
        var s = document.createElement('script');
        s.src = url;
        s.onload = resolve;
        s.onerror = reject;
        document.head.appendChild(s);
    });
    return _loadedScripts[url];
}

function replaceAll(find, replace, str) {
    return str.replace(new RegExp(find, 'g'), replace);
}

function beautify(str) {


    var result = '';

    var length = str.length;

    var i = 0;

    var braceCountLeft = 0;
    var braceCountRight = 0;

    var withinQuotes = false;

    while (i < length) {

        var c = str[i];

        if (c == '"' && (i == 0 || c[i - 1] != '\\')) {
            // non-escaped quotes
            withinQuotes = !withinQuotes;
        }

        if (!withinQuotes && (c == '}' || c == '{' || c == ',')) {

            console.log('Start####' + result);

            // look back and remove carriage returns and whitespace that are already there

            var resultIndex = result.length - 1;
            while (resultIndex >= 0 && (result[resultIndex] == ' ' || result[resultIndex] == '\r' || result[resultIndex] == '\n' || result[resultIndex] == '\t')) {

                resultIndex = resultIndex - 1;
                result = result.substr(0, resultIndex + 1);

                console.log('char ' + result[resultIndex] + '-----' + result + 'zzz ' + result.length + ' ' + resultIndex);

            }


            if (c == '{') {
                braceCountLeft++;
                result += c + '\r' + GetTabs(braceCountLeft - braceCountRight);
            } else if (c == '}') {
                braceCountRight++;
                // precede with carriage return
                result += '\r' + GetTabs(braceCountLeft - braceCountRight) + c;
            } else if (c == ',') {
                result += c + '\r' + GetTabs(braceCountLeft - braceCountRight);
            }

            var nextChar = '';

            // advance through whitespace and remove carriage returns that are already there
            while (i < length && (str[i + 1] == ' ' || str[i + 1] == '\r' || str[i + 1] == '\n' || str[i + 1] == '\t')) {
                i++;
            }

        } else {

            result += str[i];

        }


        i++;

    }

    return result;

}

function GetTabs(count) {

    var result = '';

    for (var i = 0; i < count; i++) {
        result += '    ';
    }

    return result;

}