[HTML] 纯文本查看 复制代码
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'index.jsp' starting page</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
<script src="http://libs.baidu.com/jquery/1.6.4/jquery.min.js"></script>
<script type="text/javascript" src="/sxt/js/jquery.webcam.min.js"></script>
<script type="text/javascript">
$(function () {
var w = 320, h = 240;
var pos = 0, ctx = null, saveCB, image = [];
var canvas = document.createElement("canvas");
canvas.setAttribute('width', w);
canvas.setAttribute('height', h);
console.log(canvas.toDataURL);
if (canvas.toDataURL) {
ctx = canvas.getContext("2d");
image = ctx.getImageData(0, 0, w, h);
saveCB = function(data) {
var col = data.split(";");
var img = image;
for(var i = 0; i < w; i++) {
var tmp = parseInt(col);
img.data[pos + 0] = (tmp >> 16) & 0xff;
img.data[pos + 1] = (tmp >> 8) & 0xff;
img.data[pos + 2] = tmp & 0xff;
img.data[pos + 3] = 0xff;
pos+= 4;
}
if (pos >= 4 * w * h) {
ctx.putImageData(img, 0, 0);
/* $.post("servlet/CatD", {type: "data", image: canvas.toDataURL("image/png")}, function(msg){
console.log("===="+eval(msg));
pos = 0;
$("#img").attr("src", msg+"");
}); */
$.ajax({
type: "post",
url: "servlet/CatD?t="+new Date().getTime(),
data: {type: "pixel", image: canvas.toDataURL("image/png")},
dataType: "html",
success: function(data){
console.log("===="+data);
pos = 0;
$("#img").attr("src", "");
$("#img").attr("src", data);
}
});
}
};
} else {
saveCB = function(data) {
image.push(data);
pos+= 4 * w;
if (pos >= 4 * w * h) {
/* $.post("servlet/CatD", {type: "pixel", image: image.join('|')}, function(msg){
console.log("+++++"+eval(msg));
pos = 0;
$("#img").attr("src", msg+"");
}); */
$.ajax({
type: "post",
url: "servlet/CatD",
data: {type: "pixel", image: image.join('|')},
dataType: "json",
success: function(data){
console.log("+++++"+eval(msg));
pos = 0;
$("#img").attr("src", msg+"");
}
});
}
};
}
$("#webcam").webcam({
width: w,
height: h,
mode: "callback",
swffile: "js/jscam_canvas_only.swf",
onSave: saveCB,
onCapture: function () {
webcam.save();
},
debug: function (type, string) {
console.log(type + ": " + string);
}
});
});
//拍照
function savePhoto(){
webcam.capture();
}
/*$(function () {
var image = new Array();
var w = 320, h = 240;
var pos = 0;
$("#webcam").webcam({
width: w,
height: h,
mode: "callback",
swffile: "${ctxStatic }/jquery-plugin/jscam_canvas_only.swf", // canvas only doesn't implement a jpeg encoder, so the file is much smaller
onTick: function (remain) {
if (0 == remain) {
jQuery("#status").text("Cheese!");
} else {
jQuery("#status").text(remain + " seconds remaining...");
}
},
onSave: function (data) {
// Work with the picture. Picture-data is encoded as an array of arrays... Not really nice, though =/
image.push(data);
pos += 4 * w;
if (pos == 4 * w * h) {
$.post("${ctx}/common/webcam/uploadPhoto", {w: w, h: h, image: image.join('|')}, function (msg) {
pos = 0;
image = new Array();
$("#img").attr("src", "${ctx}/"+msg);
});
}
},
onCapture: function () {
webcam.save();
// Show a flash for example
},
debug: function (type, string) {
// Write debug information to console.log() or a div, ...
},
onLoad: function () {
// Page load
var cams = webcam.getCameraList();
for (var i in cams) {
jQuery("#cams").append("<li>" + cams + "</li>");
}
}
});
});*/
</script>
<style type="text/css">
#webcam { border: 1px solid #666666; width: 320px; height: 240px; }
#photos { border: 1px solid #666666; width: 320px; height: 240px; }
.btn { width: 320px; height: auto; margin: 5px 0px; }
.btn input[type=button] { width: 150px; height: 50px; line-height: 50px; margin: 3px; }
</style>
</head>
<body>
<div id="webcam"></div>
<div class="btn">
<input type="button" value="删除" id="delBtn"/>
<input type="button" value="拍照" id="saveBtn"/>
</div>
<div id="photos">
<img src="" id="img">
</div>
</body>
</html>
