//保存目录 string dir = "/upload/user/head"; //站点文件目录 string fileDir = HttpContext.Current.Server.MapPath("~" + dir); //文件名称 string fileName = "headdemo" + DateTime.Now.ToString("yyyyMMddHHmmssff"); //保存文件所在站点位置 string…

JavaScript 图片与Base64数据互相转换脚本 注: 转换过程中注意跨域问题.测试页是否支持相关标签创建.dom结构. 方法一:非Html 5使用FileReader 使用XMLHttpRequest将图像加载为blob,接着使用FileReader API将其转换为dataURL. function toDataURL(url, callback) { var xhr = new XMLHttpRequest(); xhr.onload = function() { var read…

--BASE64转图片CREATE OR REPLACE FUNCTION DECODE_BASE64(P_CLOB_IN IN CLOB) RETURN BLOB IS V_BLOB BLOB; V_OFFSET INTEGER; V_TEM_CLOB CLOB; V_BUFFER_VARCHAR VARCHAR2(32000); V_BUFFER_RAW RAW(32000); V_BUFFER_SIZE BINARY_INTEGER := 32000; BEGIN IF P_CLOB_IN…

本文转自:http://blog.csdn.net/thebesttome/article/details/6870155 在C#中 图片到byte[]再到base64string的转换: Bitmap bmp = new Bitmap(filepath); MemoryStream ms = new MemoryStream(); bmp.Save(ms, System.Drawing.Imaging.ImageFormat.Gif); byte[] arr = new byte[ms.Len…

在C#中 图片到byte[]再到base64string的转换: Bitmap bmp = new Bitmap(filepath);                MemoryStream ms = new MemoryStream();                bmp.Save(ms, System.Drawing.Imaging.ImageFormat.Gif);                byte[] arr = new byte[ms.Length];            …

图片转换为base64编码 <input type = "file" id = "file" onchange="popFileName(this)" multiple = "multiple" name="点我上传"/> <div id="imgContainer"></div> <script src="C:\Users\bt.cn…

using System; using System.Collections.Generic; using System.Drawing; using System.IO; using System.Linq; using System.Web; using System.Drawing.Imaging; // 博客园 aC#Coder 整理 namespace Html5Image.Tools { public class ImageTool { //图片 转为 base64编码的文本 pub…

#region 图片转为base64编码的字符串 public string ImgToBase64String(string Imagefilename) { try { Bitmap bmp = new Bitmap(Imagefilename); MemoryStream ms = new MemoryStream(); bmp.Save(ms, System.Drawing.Imaging.ImageFormat.Jpeg); byte[] arr = new byte[ms.Lengt…

public class Base64Url { /** * 将base64编码字符串转换为图片 * @param imgStr: base64编码字符串 * @param path: 图片路径-具体到文件 * @return */ public static boolean getImage(String imgStr, String path){ if (imgStr == null){ return false; } BASE64Decoder decoder = new BASE64De…

public static Bitmap GetImageFromBase64String(string strBase) { try { MemoryStream stream = new MemoryStream(Convert.FromBase64String(strBase)); Bitmap bitmap = new Bitmap(stream); return bitmap; } catch(Exception ex) { return null; } } public static…