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securityFront / static / webCtrl / hk / demo_window_simple_preview.html
yangqianqian on 26 Jan 2021 12 KB 实时视频海康和nvr
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>preview_demo</title>
</head>
<style>
    html, body {
        padding: 0;
        margin: 0;
    }
    .playWnd {
        margin: 10px 0 0 10px;
        width: 960px;                  /*播放容器的宽和高设定*/
        height: 570px;
        border: 1px solid red;
    }
    .operate {
           margin-top: 24px;
    }
    .operate::after {
        content: '';
        display: block;
        clear: both;
    }
    .module {
        float: left;
        width: 340px;
        /*min-height: 320px;*/
        margin-left: 16px;
        padding: 16px 8px;
        box-sizing: border-box;
        border: 1px solid #e5e5e5;
    }
    .module .item {
        margin-bottom: 4px;
    }
    .module input[type="text"] {
        box-sizing: border-box;
        display: inline-block;
        vertical-align: middle;
        margin-left: 0;
        width: 150px;
        min-height: 20px;
    }
    .module .btn {
        min-width: 80px;
        min-height: 24px;
        margin-top: 100px;
        margin-left: 80px;
    }
</style>

<body>
    <!--预览界面-->
    <div id="operate" class="operate" style="display: none">
        <div class="module">
            <div class="item"><span class="label">监控点编号:</span><input id="cameraIndexCode" type="text" value=""></div>
            <div class="item" style="margin-top: 20px;margin-left: -20px;">
                &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
                <button style="width:20px;padding:0;margin:0;" id="startPreview" class="btn">预览</button>
                &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
                <button style="width:90px;padding:0;margin:0;" id="stopAllPreview" class="btn">停止全部预览</button>
            </div>
        </div>
    </div>
    <!--视频窗口展示style="left: 109px; top: 133px;"-->
    <div id="playWnd" class="playWnd" ></div>
</body>

    <!--三个必要的js文件引入-->
<script src="jquery-1.12.4.min.js"></script>
<script src="jsencrypt.min.js"></script>            <!-- 用于RSA加密 -->
<script src="jsWebControl-1.0.0.min.js"></script>   <!-- 用于前端与插件交互 -->

<script type="text/javascript">

    //页面加载时创建播放实例初始化
    $(window).load(function () {
        // initPlugin();
    });

    //声明公用变量
    var initCount = 0;
    var pubKey = '';

    // 创建播放实例
    function initPlugin () {
        oWebControl = new WebControl({
            szPluginContainer: "playWnd",                       // 指定容器id
			iServicePortStart: 15900,                           // 指定起止端口号,建议使用该值
			iServicePortEnd: 15909,
			szClassId:"23BF3B0A-2C56-4D97-9C03-0CB103AA8F11",   // 用于IE10使用ActiveX的clsid
			cbConnectSuccess: function () {                     // 创建WebControl实例成功
				oWebControl.JS_StartService("window", {         // WebControl实例创建成功后需要启动服务
					dllPath: "./VideoPluginConnect.dll"         // 值"./VideoPluginConnect.dll"写死
				}).then(function () {                           // 启动插件服务成功
					oWebControl.JS_SetWindowControlCallback({   // 设置消息回调
						cbIntegrationCallBack: cbIntegrationCallBack
					});

					oWebControl.JS_CreateWnd("playWnd", 1000, 600).then(function () { //JS_CreateWnd创建视频播放窗口,宽高可设定
						init();  // 创建播放实例成功后初始化
					});
				}, function () { // 启动插件服务失败
				});
			},
			cbConnectError: function () { // 创建WebControl实例失败
				oWebControl = null;
				$("#playWnd").html("插件未启动,正在尝试启动,请稍候...");
				WebControl.JS_WakeUp("VideoWebPlugin://"); // 程序未启动时执行error函数,采用wakeup来启动程序
				initCount ++;
				if (initCount < 3) {
					setTimeout(function () {
						initPlugin();
					}, 3000)
				} else {
					$("#playWnd").html("插件启动失败,请检查插件是否安装!");
				}
			},
			cbConnectClose: function (bNormalClose) {
				// 异常断开:bNormalClose = false
				// JS_Disconnect正常断开:bNormalClose = true
				console.log("cbConnectClose");
				oWebControl = null;
			}
		});
    }

	// 设置窗口控制回调
    function setCallbacks() {
        oWebControl.JS_SetWindowControlCallback({
            cbIntegrationCallBack: cbIntegrationCallBack
        });
    }

    // 推送消息
    function cbIntegrationCallBack(oData) {
        showCBInfo(JSON.stringify(oData.responseMsg));
    }

    //初始化
    function init()
    {
        getPubKey(function () {

			////////////////////////////////// 请自行修改以下变量值	////////////////////////////////////
            var appkey = "28730366";                           //综合安防管理平台提供的appkey,必填
            var secret = setEncrypt("HSZkCJpSJ7gSUYrO6wVi");   //综合安防管理平台提供的secret,必填
            var ip = "10.19.132.75";                           //综合安防管理平台IP地址,必填
            var playMode = 0;                                  //初始播放模式:0-预览,1-回放
            var port = 443;                                    //综合安防管理平台端口,若启用HTTPS协议,默认443
            var snapDir = "D:\\SnapDir";                       //抓图存储路径
            var videoDir = "D:\\VideoDir";                     //紧急录像或录像剪辑存储路径
            var layout = "1x1";                                //playMode指定模式的布局
            var enableHTTPS = 1;                               //是否启用HTTPS协议与综合安防管理平台交互,这里总是填1
            var encryptedFields = 'secret';					   //加密字段,默认加密领域为secret
			var showToolbar = 1;                               //是否显示工具栏,0-不显示,非0-显示
			var showSmart = 1;                                 //是否显示智能信息(如配置移动侦测后画面上的线框),0-不显示,非0-显示
			var buttonIDs = "0,16,256,257,258,259,260,512,513,514,515,516,517,768,769";  //自定义工具条按钮
			////////////////////////////////// 请自行修改以上变量值	////////////////////////////////////

            oWebControl.JS_RequestInterface({
                funcName: "init",
                argument: JSON.stringify({
                    appkey: appkey,                            //API网关提供的appkey
                    secret: secret,                            //API网关提供的secret
                    ip: ip,                                    //API网关IP地址
                    playMode: playMode,                        //播放模式(决定显示预览还是回放界面)
                    port: port,                                //端口
                    snapDir: snapDir,                          //抓图存储路径
                    videoDir: videoDir,                        //紧急录像或录像剪辑存储路径
                    layout: layout,                            //布局
                    enableHTTPS: enableHTTPS,                  //是否启用HTTPS协议
                    encryptedFields: encryptedFields,          //加密字段
					showToolbar: showToolbar,                  //是否显示工具栏
					showSmart: showSmart,                      //是否显示智能信息
					buttonIDs: buttonIDs                       //自定义工具条按钮
                })
            }).then(function (oData) {
				oWebControl.JS_Resize(1000, 600);  // 初始化后resize一次,规避firefox下首次显示窗口后插件窗口未与DIV窗口重合问题
            });
        });
    }

    //获取公钥
    function getPubKey (callback) {
        oWebControl.JS_RequestInterface({
            funcName: "getRSAPubKey",
            argument: JSON.stringify({
                keyLength: 1024
            })
        }).then(function (oData) {
            console.log(oData);
            if (oData.responseMsg.data) {
                pubKey = oData.responseMsg.data;
                callback()
            }
        })
    }

    //RSA加密
    function setEncrypt (value) {
        var encrypt = new JSEncrypt();
        encrypt.setPublicKey(pubKey);
        return encrypt.encrypt(value);
    }

	// 监听resize事件,使插件窗口尺寸跟随DIV窗口变化
	 $(window).resize(function () {
        if (oWebControl != null) {
            oWebControl.JS_Resize(1000, 600);
            setWndCover();
        }
    });

	// 监听滚动条scroll事件,使插件窗口跟随浏览器滚动而移动
	$(window).scroll(function () {
        if (oWebControl != null) {
            oWebControl.JS_Resize(1000, 600);
            setWndCover();
        }
    });


	// 设置窗口裁剪,当因滚动条滚动导致窗口需要被遮住的情况下需要JS_CuttingPartWindow部分窗口
    function setWndCover() {
        var iWidth = $(window).width();
        var iHeight = $(window).height();
        var oDivRect = $("#playWnd").get(0).getBoundingClientRect();

        var iCoverLeft = (oDivRect.left < 0) ? Math.abs(oDivRect.left): 0;
        var iCoverTop = (oDivRect.top < 0) ? Math.abs(oDivRect.top): 0;
        var iCoverRight = (oDivRect.right - iWidth > 0) ? Math.round(oDivRect.right - iWidth) : 0;
        var iCoverBottom = (oDivRect.bottom - iHeight > 0) ? Math.round(oDivRect.bottom - iHeight) : 0;

        iCoverLeft = (iCoverLeft > 1000) ? 1000 : iCoverLeft;
        iCoverTop = (iCoverTop > 600) ? 600 : iCoverTop;
        iCoverRight = (iCoverRight > 1000) ? 1000 : iCoverRight;
        iCoverBottom = (iCoverBottom > 600) ? 600 : iCoverBottom;

		oWebControl.JS_RepairPartWindow(0, 0, 1001, 600);    // 多1个像素点防止还原后边界缺失一个像素条
        if (iCoverLeft != 0) {
			oWebControl.JS_CuttingPartWindow(0, 0, iCoverLeft, 600);
        }
        if (iCoverTop != 0) {
            oWebControl.JS_CuttingPartWindow(0, 0, 1001, iCoverTop);    // 多剪掉一个像素条,防止出现剪掉一部分窗口后出现一个像素条
        }
        if (iCoverRight != 0) {
            oWebControl.JS_CuttingPartWindow(1000 - iCoverRight, 0, iCoverRight, 600);
        }
        if (iCoverBottom != 0) {
            oWebControl.JS_CuttingPartWindow(0, 600 - iCoverBottom, 1000, iCoverBottom);
        }
    }

    //视频预览功能
    $("#startPreview").click(function () {
      var cameraIndexCode  = $("#cameraIndexCode").val();     //获取输入的监控点编号值,必填
        preview(cameraIndexCode)
    });
    function preview(cameraIndexCode){

  var streamMode = 0;                                     //主子码流标识:0-主码流,1-子码流
  var transMode = 1;                                      //传输协议:0-UDP,1-TCP
  var gpuMode = 0;                                        //是否启用GPU硬解,0-不启用,1-启用
  var wndId = -1;                                         //播放窗口序号(在2x2以上布局下可指定播放窗口)

  cameraIndexCode = cameraIndexCode.replace(/(^\s*)/g, "");
  cameraIndexCode = cameraIndexCode.replace(/(\s*$)/g, "");

  oWebControl.JS_RequestInterface({
    funcName: "startPreview",
    argument: JSON.stringify({
      cameraIndexCode:cameraIndexCode,                //监控点编号
      streamMode: streamMode,                         //主子码流标识
      transMode: transMode,                           //传输协议
      gpuMode: gpuMode,                               //是否开启GPU硬解
      wndId:wndId                                     //可指定播放窗口
    })
  })
};
    //停止全部预览
    $("#stopAllPreview").click(function () {
        oWebControl.JS_RequestInterface({
            funcName: "stopAllPreview"
        });
    });
    function stop(){};

    // 标签关闭
    $(window).unload(function () {
        if (oWebControl != null){
			oWebControl.JS_HideWnd();   // 先让窗口隐藏,规避可能的插件窗口滞后于浏览器消失问题
            oWebControl.JS_Disconnect().then(function(){  // 断开与插件服务连接成功
			},
			function() {  // 断开与插件服务连接失败
			});
        }
    });

</script>
 </html>