 应用于Web应用程序的TWAIN扫描识别工具 支持所有主流浏览器。 | |
 更快速、更安全的远程获取 和跨平台VSS插件 兼容所有的网络技术，平台和设备 |  为桌面应用程序设计的.NET控件 适用于C#和VB.NET 能让你从任何TWAIN设备中获取图像的托管代码SDK |
 一款多功能的条码读取控件 只需要几行代码就可以将条码读取功能 嵌入到Web或桌面应用程序 |  快速、轻松地为您的web应用程序 启用图像和视频捕捉 |
 一个用以替代VSS的独立版本控制软件 |  一款基于SQL Server的本地/网络版本控制软件 |
试用、下载、了解更多产品信息请点击"咨询在线客服"
2017慧都十四周年狂欢搞事情！砸金蛋100%抽现金红包、满额豪送iPhone X、iPhone 8、DevExpress汉化免费送、团队升级培训套包劲省10万元......更多惊喜等您来探索！
<head>
<meta charset="UTF-8">
head>
<form onsubmit="return false;">
<input type="hidden" name="file_base64" id="file_base64">
<input type="file" id="fileup" multiple="multiple">
<input type="submit" value="submit" onclick="$.post('./uploader.php', $(this).parent().serialize());">
<div>
<div id="msg">div>
div>
form>
<script src="scripts/jquery.min.js">script>
<script>
$(document).ready(function () {
authcookie = login();
document.cookie = "authcookie=" + authcookie;
$("#fileup").change(function () {
getauthcookie("authcookie");
filelist = this.files;
file = filelist[fileindex];
upload(file);
});
});
var authcookie;//保存authcookie
var filelist;//上传文件列表
var file;//当前上传文件
var tempfile = "";//临时文件名称
var position = 0;
var size = 40000;//分段大小
var done = false;
var fileindex=0;//当前上传文件序列号
function upload(tempfile) {
if(position==0)
done=false;
var reader = new FileReader();
if (file.size > position + 40000)
reader.readAsArrayBuffer(file.slice(position, position + 40000));
else
reader.readAsArrayBuffer(file.slice(position, file.size));
reader.onload = function (e) {
if (e.target.readyState === 2) {
var base64string = base64ArrayBuffer(e.target.result);
var data = {
authenticationCookie: authcookie,
dicomData: base64string,
fileName: tempfile,
status: position==0?"start":"append"
};
tempfile = senddata(JSON.stringify(data));
if (!done) {
position += 40000;
upload(tempfile);
if (position+40000>file.size)
done = true;
}
else {
var data = {
authenticationCookie: authcookie,
dicomData: "",
fileName: tempfile,
status: "done"
};
tempfile = senddata(JSON.stringify(data));
position = 0;
$("#msg").html($("#msg").html()+"第"+(fileindex+1)+"个文件已经上传完成");
fileindex += 1;
if (fileindex < filelist.length) {
file = filelist[fileindex];
upload(tempfile);
}
else {
fileindex = 0;
$("#msg").html($("#msg").html() + "文件全部已经上传完成");
}
}
}
};
}
function senddata(data) {
var result;
$.ajax({
type:"post",
url: "http://localhost/MedicalViewerService19/StoreService.svc/UploadDicomImage",
data: data,
contentType: "application/json",
dataType: "json",
success: function(data){result= data},
async: false
});
return result;
}
function login() {
var auth;
var logininfo = { userName: "a", password: "a", userData: "" };
$.ajax({
type: "post",
url: "http://localhost/MedicalViewerService19/AuthenticationService.svc/AuthenticateUser",
data: JSON.stringify(logininfo),
contentType: "application/json",
dataType: "text",
success: function (data) { auth= data },
async: false
});
return auth;
}
function query() {
}
function getauthcookie() {
document.cookie.split(";").forEach(function (val, index) {
var index = val.indexOf("=");
if ($.trim(val.substring(0, index)) == "authcookie") {
authcookie = $.trim(val.substring(index + 1, val.length));
}
});
return "";
}
function base64ArrayBuffer(arrayBuffer) {
var base64 = '';
var encodings = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
var bytes = new Uint8Array(arrayBuffer);
var byteLength = bytes.byteLength;
var byteRemainder = byteLength % 3;
var mainLength = byteLength - byteRemainder;
var a, b, c, d;
var chunk;
// Main loop deals with bytes in chunks of 3
for (var i = 0; i < mainLength; i = i + 3) {
// Combine the three bytes into a single integer
chunk = (bytes[i] << 16) | (bytes[i + 1] << 8) | bytes[i + 2];
// Use bitmasks to extract 6-bit segments from the triplet
a = (chunk & 16515072) >> 18; // 16515072 = (2^6 - 1) << 18
b = (chunk & 258048) >> 12; // 258048 = (2^6 - 1) << 12
c = (chunk & 4032) >> 6; // 4032 = (2^6 - 1) << 6
d = chunk & 63; // 63 = 2^6 - 1
// Convert the raw binary segments to the appropriate ASCII encoding
base64 += encodings[a] + encodings[b] + encodings[c] + encodings[d];
}
// Deal with the remaining bytes and padding
if (byteRemainder == 1) {
chunk = bytes[mainLength]
a = (chunk & 252) >> 2; // 252 = (2^6 - 1) << 2
// Set the 4 least significant bits to zero
b = (chunk & 3) << 4; // 3 = 2^2 - 1
base64 += encodings[a] + encodings[b] + '==';
} else if (byteRemainder == 2) {
chunk = (bytes[mainLength] << 8) | bytes[mainLength + 1];
a = (chunk & 64512) >> 10; // 64512 = (2^6 - 1) << 10
b = (chunk & 1008) >> 4; // 1008 = (2^6 - 1) << 4
// Set the 2 least significant bits to zero
c = (chunk & 15) << 2 // 15 = 2^4 - 1
base64 += encodings[a] + encodings[b] + encodings[c] + '=';
}
return base64;
}
script>
试用、下载、了解更多产品信息请点击"咨询在线客服"
Dynamic Web TWAIN是一个专为Web应用程序设计的TWAIN扫描识别控件，本文给大家分享几个有关Dynamic Web TWAIN的常见问题，欢迎收藏！
慧都十四周年狂欢开启，Dynamic Web TWAIN终极让利7折特惠
限时一个月，马上咨询>>>2017慧都十四周年狂欢搞事情！砸金蛋100%抽现金红包、满额豪送iPhone X、iPhone 8、DevExpress汉化免费送、团队升级培训套包劲省10万元......更多惊喜等您来探索！
沪公网安备31011202009668号 | 沪ICP备13020027号-2