package com.ld.igds.protocol.hikmedia;
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import com.alibaba.fastjson.JSONObject;
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import com.hikvision.artemis.sdk.ArtemisHttpUtil;
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import com.hikvision.artemis.sdk.config.ArtemisConfig;
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import com.ld.igds.protocol.hikmedia.data.ApiHikParam;
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import com.ld.igds.protocol.hikmedia.data.CameraPlay;
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import com.ld.igds.protocol.hikmedia.data.HikRespData;
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import java.util.HashMap;
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import java.util.Map;
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/**
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* 海康视频流媒体API调用管理-预览相关
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*/
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public class ApiCameraPreview {
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private final static ApiCameraPreview instance = new ApiCameraPreview();
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private ApiCameraPreview() {
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}
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public static ApiCameraPreview getInstance() {
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return instance;
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}
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/**
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* 获取监控点预览取流URLv2
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*
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* @param param
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* @return
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*/
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public HikRespData<CameraPlay> apiPreview(ApiHikParam param) {
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/**
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* STEP1：设置平台参数，根据实际情况,设置host appkey appsecret 三个参数.
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*/
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ArtemisConfig.host = param.getWanIp() + ":" + param.getPort(); // 平台的ip端口
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ArtemisConfig.appKey = param.getAppKey(); // 密钥appkey
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ArtemisConfig.appSecret = param.getAppSecret();// 密钥appSecret
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/**
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* STEP2：设置OpenAPI接口的上下文
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*/
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final String ARTEMIS_PATH = param.getArtemisPath();
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/**
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* STEP3：设置接口的URI地址
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*/
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final String urlAPi = ARTEMIS_PATH + "/api/video/v2/cameras/previewURLs";
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Map<String, String> path = new HashMap<String, String>(2) {
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{
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put("http://", urlAPi);//根据现场环境部署确认是http还是https
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}
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};
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/**
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* STEP4：设置参数提交方式
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*/
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String contentType = "application/json";
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/**
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* STEP5：组装请求参数
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*/
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JSONObject jsonBody = new JSONObject();
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jsonBody.put("cameraIndexCode", param.getDeviceCode());
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jsonBody.put("streamType", 0);
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jsonBody.put("protocol", "hls");
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jsonBody.put("transmode", 1);
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jsonBody.put("expand", "transcode=0");
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jsonBody.put("streamform", "rtp");
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String body = jsonBody.toJSONString();
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/**
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* STEP6：调用接口
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*/
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String result = ArtemisHttpUtil.doPostStringArtemis(path, body, null, null, contentType, null);// post请求application/json类型参数
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HikRespData<CameraPlay> data = JSONObject.parseObject(result, HikRespData.class);
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return data;
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}
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}
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