如何将图像对象上载到服务器 [英] How Do I Upload Image Object To Server

问题描述

我已编写此脚本来压缩图像并将结果作为对象，现在我想使用asp.net将此对象上传到服务器



这里是我的javascript代码： -

i have written this script to compress image and getting result as a object and now iwant to upload this object to server using asp.net

here is my javascript code:-

function getdata(source_img_obj, quality, output_format) {


            var mime_type = "image/jpeg";
            if (output_format != undefined && output_format == "png") {
                mime_type = "image/png";
            }


            var cvs = document.createElement('canvas');
            cvs.width = source_img_obj.naturalWidth;
            cvs.height = source_img_obj.naturalHeight;
            var ctx = cvs.getContext("2d").drawImage(source_img_obj, 0, 0);
            var newImageData = cvs.toDataURL(mime_type, quality / 100);
            var result_image_obj = new Image();
            result_image_obj.src = newImageData;
            return result_image_obj;
        }

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