package com.genersoft.iot.vmp.vmanager.play;
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import com.alibaba.fastjson.JSON;
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import com.alibaba.fastjson.JSONArray;
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import com.genersoft.iot.vmp.common.StreamInfo;
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import com.genersoft.iot.vmp.media.zlm.ZLMRESTfulUtils;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.http.HttpStatus;
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import org.springframework.http.ResponseEntity;
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import org.springframework.web.bind.annotation.CrossOrigin;
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import org.springframework.web.bind.annotation.GetMapping;
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import org.springframework.web.bind.annotation.PathVariable;
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import org.springframework.web.bind.annotation.PostMapping;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RestController;
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import com.alibaba.fastjson.JSONObject;
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import com.genersoft.iot.vmp.gb28181.bean.Device;
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import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommander;
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import com.genersoft.iot.vmp.storager.IVideoManagerStorager;
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@CrossOrigin
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@RestController
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@RequestMapping("/api")
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public class PlayController {
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private final static Logger logger = LoggerFactory.getLogger(PlayController.class);
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@Autowired
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private SIPCommander cmder;
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@Autowired
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private IVideoManagerStorager storager;
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@Autowired
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private ZLMRESTfulUtils zlmresTfulUtils;
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@GetMapping("/play/{deviceId}/{channelId}")
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public ResponseEntity<String> play(@PathVariable String deviceId,@PathVariable String channelId){
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Device device = storager.queryVideoDevice(deviceId);
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StreamInfo streamInfo = storager.queryPlayByDevice(deviceId, channelId);
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if (streamInfo == null) {
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streamInfo = cmder.playStreamCmd(device, channelId);
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}else {
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String streamId = String.format("%08x", Integer.parseInt(streamInfo.getSsrc())).toUpperCase();
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JSONObject rtpInfo = zlmresTfulUtils.getRtpInfo(streamId);
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if (rtpInfo.getBoolean("exist")) {
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return new ResponseEntity<String>(JSON.toJSONString(streamInfo),HttpStatus.OK);
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}else {
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storager.stopPlay(streamInfo);
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streamInfo = cmder.playStreamCmd(device, channelId);
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}
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}
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String streamId = String.format("%08x", Integer.parseInt(streamInfo.getSsrc())).toUpperCase();
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// 等待推流, TODO 默认超时15s
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boolean lockFlag = true;
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long startTime = System.currentTimeMillis();
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while (lockFlag) {
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try {
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if (System.currentTimeMillis() - startTime > 15 * 1000) {
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storager.stopPlay(streamInfo);
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return new ResponseEntity<String>("timeout",HttpStatus.OK);
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}else {
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JSONObject rtpInfo = zlmresTfulUtils.getRtpInfo(streamId);
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Boolean exist = rtpInfo.getBoolean("exist");
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if (rtpInfo == null || !rtpInfo.getBoolean("exist") || streamInfo.getFlv() != null){
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continue;
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}else {
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lockFlag = false;
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streamInfo = storager.queryPlay(streamInfo);
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// 获取媒体信息
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JSONObject mediaList = zlmresTfulUtils.getMediaList("rtp", "rtmp");
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if (mediaList.getInteger("code") == 0) {
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JSONArray data = mediaList.getJSONArray("data");
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if (data!= null) {
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for (Object datum : data) {
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JSONObject media = (JSONObject)datum;
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if (streamId.equals(media.getString("stream"))) {
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streamInfo.setTracks(media.getJSONArray("tracks"));
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storager.startPlay(streamInfo);
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}
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}
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}
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}
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};
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}
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Thread.sleep(200);
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streamInfo = storager.queryPlayByDevice(deviceId, channelId);
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} catch (InterruptedException e) {
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e.printStackTrace();
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}
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}
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if (logger.isDebugEnabled()) {
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logger.debug(String.format("设备预览 API调用，deviceId：%s ，channelId：%s",deviceId, channelId));
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logger.debug("设备预览 API调用，ssrc："+streamInfo.getSsrc()+",ZLMedia streamId:"+Integer.toHexString(Integer.parseInt(streamInfo.getSsrc())));
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}
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if(streamInfo!=null) {
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return new ResponseEntity<String>(JSON.toJSONString(streamInfo),HttpStatus.OK);
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} else {
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logger.warn("设备预览API调用失败！");
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return new ResponseEntity<String>(HttpStatus.INTERNAL_SERVER_ERROR);
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}
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}
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@PostMapping("/play/{ssrc}/stop")
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public ResponseEntity<String> playStop(@PathVariable String ssrc){
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cmder.streamByeCmd(ssrc);
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StreamInfo streamInfo = storager.queryPlayBySSRC(ssrc);
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if (streamInfo == null) return new ResponseEntity<String>(HttpStatus.PAYMENT_REQUIRED);
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storager.stopPlay(streamInfo);
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if (logger.isDebugEnabled()) {
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logger.debug(String.format("设备预览停止API调用，ssrc：%s", ssrc));
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}
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if(ssrc!=null) {
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JSONObject json = new JSONObject();
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json.put("ssrc", ssrc);
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return new ResponseEntity<String>(json.toString(),HttpStatus.OK);
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} else {
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logger.warn("设备预览停止API调用失败！");
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return new ResponseEntity<String>(HttpStatus.INTERNAL_SERVER_ERROR);
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}
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}
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}
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