无法将视频上传到appcelerator上的服务器

Question

我正在尝试将视频上传到服务器，我可以从图库中选择视频，我正在通过webservice将该视频文件发送到服务器，但是没有调用该webservice请帮我如何上传视频以下是我的代码

        var intent = Titanium.Android.createIntent({
            action : Ti.Android.ACTION_PICK,
            type : "video/*"
        });
        intent.addCategory(Ti.Android.CATEGORY_DEFAULT);
        var chooser = Ti.Android.createIntentChooser(intent, "Select Video");
        try {
            var activity = $.win.getActivity().startActivityForResult(chooser, function(e) {            
            Ti.API.info("e:" + JSON.stringify(e));            
            if (e.resultCode === Ti.Android.RESULT_OK) {
                Ti.API.info("e.video URL:" + e.intent.data);                
                var dataUri = e.intent.data;             
                var source = Ti.Filesystem.getFile(dataUri);                
                var mimeType = "video/mp4";                  
                mimeType=encodeURIComponent(mimeType);                
                var fileData = Ti.Filesystem.getFile('appdata://videouptesting.mp4');
                source.copy(fileData.nativePath);                
                Titanium.Media.saveToPhotoGallery(fileData);                
            if(fileData.exists())
            {               
                var tmpName = (new Date()).getTime().toString()+'.mp4'; 
                var fileContent = fileData.read();
              var binaryString=  Ti.Utils.base64encode(fileContent).toString();                  
               binaryString = encodeURIComponent(binaryString);
                var xhr = Titanium.Network.createHTTPClient();  
                var uploadUrl="http://183.82.113.143:2017/api/jsonws/Global-portlet.org_roles/add-file-entry";
                var params="repositoryId="+ groupIdValue+"&folderId=0&sourceFileName="+ tmpName+"&mimeType="+ mimeType +"&title="+tmpName+"&description="+tmpName+"&changeLog="+tmpName+"&basecode64="+ binaryString;
                xhr.onerror = function(e) {
                    Ti.UI.createAlertDialog({title:'Error', message:e.error}).show();           
                    Ti.API.info('IN ERROR ' + e.error);             
                };
                xhr.onload = function() {
                    Ti.API.info('In Image UPload Sucess message ');
                    Ti.API.info('IN ONLOAD ' + this.status + ' readyState ' + this.readyState);
                    var toast = Ti.UI.createNotification({
                        message :'Your image uploaded sucessfully',
                        duration : Ti.UI.NOTIFICATION_DURATION_LONG
                    });
                    toast.show();
                };
                xhr.onsendstream = function(e) {
                    ind.value = e.progress ;
                    Ti.API.info('ONSENDSTREAM - PROGRESS: ' + e.progress);
                };
                xhr.open("POST", uploadUrl);
                xhr.setRequestHeader('Authorization', "Basic " + Ti.App.Properties.getString('userAuthEncodeData'));
                xhr.setRequestHeader('Content-Type', 'multipart/form-data');
                xhr.setRequestHeader('Content-Type', 'video/mp4');
                xhr.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded');                  
                xhr.send(params);
                );
        } catch(e) {
            Ti.API.debug(e);
        }