Multiple ajax calls

jQuery(document).on('click', '#make-vid', function(e) {
    e.preventDefault();
    $("#save-order").trigger("click");
    var aud_dur;
    $('#loader').show();
    var v_title = $('#vid-title').val();
    var v_text = $('#vid-text').val();
    var rate = $('#rate').val();
    var voice = $('#voice').val();
    var pollytext = $('#pollytext').val();
    var music = $('#music_choice').val();
    var path = $('#path').val();
    var post_id = $('#post_id').val();
    var narrate1 = $('#narrate');
    var use_music1 = $('#use_music');
    var vstyle = $('#slide-style').val();
    var transition = $('#transition').val();
    var narrate;
    var use_music;
    var photo_time = $('.photo_time').val();
    if ($(use_music1).is(":checked")) {
        // checkbox is checked
        use_music = $('#use_music').val();
    } else {
        // checkbox is not checked
        use_music = '';
    }
    if ($(narrate1).is(":checked")) {
        // checkbox is checked
        narrate = $('#narrate').val();
    } else {
        // checkbox is not checked
        narrate = '';
    }

  var brand_start1 = $('#brand_start');
  var brand_end1 = $('#brand_end');
  var brand_start;
  var brand_end;
  var bstart_opt = $('#bstart_opt').val();
  var bend_opt = $('#bend_opt').val();
  var sbc_upload_path = $('#sbc_upload_path').val();
  var ebc_upload_path = $('#ebc_upload_path').val();


if($(brand_start1).is(":checked")) {
            // checkbox is checked
 brand_start = $('#brand_start').val();
        } else {
            // checkbox is not checked
 brand_start = '';
        }

if($(brand_end1).is(":checked")) {
            // checkbox is checked
 brand_end = $('#brand_end').val();
        } else {
            // checkbox is not checked
 brand_end = '';
        }

    console.log('button clicked!');


    $.ajax({
        url: vformpro.ajax_url,
        data: {
            action: 'vform_pros',
            vidtitle: v_title,
            vidtext: v_text,
            rate: rate,
            voice: voice,
            pollytext: pollytext,
            music: music,
            path: path,
            post_id: post_id,
            narrate: narrate,
            use_music: use_music,
            vstyle: vstyle,
            transition: transition,
            photo_time: photo_time,
                        brand_start: brand_start,
                        brand_end: brand_end,
                        bstart_opt: bstart_opt,
                        bend_opt: bend_opt,
                        sbc_upload_path: sbc_upload_path,
                        ebc_upload_path: ebc_upload_path
        },
        //processData: false,
        //contentType: false,
        type: 'POST',
        success: function(data) {
            console.log(data);
            $('#custom_time').trigger("click");
            $('.load-text').text('Settings Saved...').delay(2000).fadeOut();
            $('.load-text').text('Checking for audio...').delay(2000).fadeIn();
            //$('#finished').show().delay(3000).fadeOut();
            var audio = $("#player");
            var path = $("#path").val();
            var text = $("#pollytext").val();
            var rate = $("#rate").val();
            var voice = $("#voice").val();
            var post_id = $("#post_id").val();
            var numfiles = $('.files').length;
            var iD = $("#post_id").val();
            var songlink = $("#songlink").val();
            var file_1 = $("#pVal_1").val();
            var file_2 = $("#pVal_2").val();
            var file_3 = $("#pVal_3").val();
            var aud_dur = $("#aud_dur").val();
            var tune_dur = $("#tune_dur").val();
            var total_pic_count = $('#total_pic_count').val();
            var narrate1 = $('#narrate');
            var use_music1 = $('#use_music');
            var vstyle = $('#slide-style').val();
            var transition = $('#transition').val();
            var narrate;
            var use_music;
            if ($(use_music1).is(":checked")) {
                // checkbox is checked
                use_music = $('#use_music').val();
            } else {
                // checkbox is not checked
                use_music = '';
            }

            // IF NARRATION IS CHECKED OFF THEN REQUIRE TEXT IN POLLY
            if ($(narrate1).is(":checked")) {
                // checkbox is checked
                narrate = $('#narrate').val();
            } else {
                // checkbox is not checked
                narrate = '';
            }
var brand_start1 = $('#brand_start');
  var brand_end1 = $('#brand_end');
  var brand_start;
  var brand_end;
  var bstart_opt = $('#bstart_opt').val();
  var bend_opt = $('#bend_opt').val();
  var sbc_upload_path = $('#sbc_upload_path').val();
  var ebc_upload_path = $('#ebc_upload_path').val();


if($(brand_start1).is(":checked")) {
            // checkbox is checked
 brand_start = $('#brand_start').val();
        } else {
            // checkbox is not checked
 brand_start = '';
        }

if($(brand_end1).is(":checked")) {
            // checkbox is checked
 brand_end = $('#brand_end').val();
        } else {
            // checkbox is not checked
 brand_end = '';
        }



            $.ajax({
                data: {
                    action: 'polly_pros',
                    pollytext: text,
                    rate: rate,
                    voice: voice,
                    post_id: post_id
                },
                type: 'post',
                url: polpro.ajax_url,
                cache: false,
                success: function(data) {
                   // $('.load-text').text('Processing...').delay(2000).fadeOut();
                    $('.load-text').text('Generationg a new video...');
                    console.log(data);

 if ($(narrate1).is(":checked")) {
                    $('#pButton2').show();
                    $('#savetext').val('Update Narration');
          };

                    $('#player')[0].pause();
                    $('#player')[0].load(function() {
                        var Aud = $('#player');
                        var aud_dur = $('#aud_dur');
                        Aud[0].addEventListener('loadeddata', function() {
                         aud_dur.val($('#player')[0].duration);


                   var aud_dur = $('#aud_dur').val();
                    var music_choice = $('#music_choice').children('option:selected');
                    var music = $(music_choice).val();

                    console.log(aud_dur);

/* ////////////////////////////////////////////////////////////////////////////////////////
                   ajax video call starts here                                ////////////
*/ //////////////////////////////////////////////////////////////////////////////////////

 $.ajax({
                        data: {
                            action: 'mvid_pros',
                            post_id: iD,
                            songlink: songlink,
                            aud_dur: aud_dur,
                            tune_dur: tune_dur,
                            total_pic_count: total_pic_count,
                            pVal_1: file_1,
                            pVal_2: file_2,
                            pVal_3: file_3,
                            narrate: narrate,
                            use_music: use_music,
                            music: music,
                            vstyle: vstyle,
                            transition: transition,
                        brand_start: brand_start,
                        brand_end: brand_end,
                        bstart_opt: bstart_opt,
                        bend_opt: bend_opt,
                        sbc_upload_path: sbc_upload_path,
                        ebc_upload_path: ebc_upload_path
                        },
                        type: 'post',
                        url: mvidpro.ajax_url,
                        cache: false,
                        //async:false,
                        success: function(data) {
                            console.log(data); //should print out the name since you sent it along
                            $("#video-preview")[0].pause();
                            $("#video-preview")[0].load();
                            $('.load-text').text('Generating a new video...');
                            $('#loader').hide().delay(5000).fadeOut();
                            //$("#video-preview")[0].pause();
                            //$("#video-preview")[0].load();
                            $('#finished').show().delay(7000).fadeOut();
                            $('.load-text').show().delay(7000).fadeOut();
                            //$('.playpause').show();
                        },
                        error: function() {
                            $('.load-text').text('Error on making Video.');
                        }
                    });


/* ////////////////////////////////////////////////////////////////////////////////////////
                   ajax video call ends here                                  ////////////
*/ //////////////////////////////////////////////////////////////////////////////////////
  });

                    });

                },
                error: function(data) {
                    console.log(transition);
                    console.log(data);
                },
            });
        }
    });