function processFile(blob, fileName) {

    var canvas = document.createElement('canvas');
    var context = canvas.getContext('2d');

    var img = new Image();

    img.onload = function () {

    var pdf = new jsPDF("p", "mm", "a4");

    var pageWidth = pdf.internal.pageSize.width;
    var pageHeight = pdf.internal.pageSize.height;

    var imageAspect = img.width / img.height;
    var renderWidth = pageWidth;
    var renderHeight = renderWidth / imageAspect;
    if (renderHeight > pageHeight) {
    renderHeight = pageHeight;
    renderWidth = renderHeight * imageAspect;
    }

    var targetDpi = 150;
    var targetWidthPx = Math.max(1, Math.round((renderWidth / 25.4) * targetDpi));
    var targetHeightPx = Math.max(1, Math.round((renderHeight / 25.4) * targetDpi));
    var scale = Math.min(1, Math.min(targetWidthPx / img.width, targetHeightPx / img.height));

    var outputWidthPx = Math.max(1, Math.round(img.width * scale));
    var outputHeightPx = Math.max(1, Math.round(img.height * scale));

    canvas.width = outputWidthPx;
    canvas.height = outputHeightPx;
    context.fillStyle = '#FFFFFF';
    context.fillRect(0, 0, outputWidthPx, outputHeightPx);
    context.drawImage(img, 0, 0, outputWidthPx, outputHeightPx);

    var imgData = canvas.toDataURL("image/jpeg", 0.85);

    var outputFileName = fileName.toLowerCase();

    if (outputFileName.includes('.'))
    outputFileName = outputFileName.split('.').slice(0, -1).join('.');

    outputFileName = outputFileName + '.pdf';

    var x = (pageWidth - renderWidth) / 2;
    var y = (pageHeight - renderHeight) / 2;
    pdf.addImage(imgData, 'JPEG', x, y, renderWidth, renderHeight);

    var outputBlob = pdf.output("blob");
    var dataUri = URL.createObjectURL(outputBlob);

    add_file_output(dataUri, outputFileName);
    }

    img.src = URL.createObjectURL(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;

}