PlaybackController.java
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package com.genersoft.iot.vmp.vmanager.playback;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONArray;
import com.genersoft.iot.vmp.common.StreamInfo;
import com.genersoft.iot.vmp.media.zlm.ZLMRESTfulUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.util.StringUtils;
import org.springframework.web.bind.annotation.CrossOrigin;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import com.alibaba.fastjson.JSONObject;
import com.genersoft.iot.vmp.gb28181.bean.Device;
import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommander;
import com.genersoft.iot.vmp.storager.IVideoManagerStorager;
@CrossOrigin
@RestController
@RequestMapping("/api")
public class PlaybackController {
private final static Logger logger = LoggerFactory.getLogger(PlaybackController.class);
@Autowired
private SIPCommander cmder;
@Autowired
private IVideoManagerStorager storager;
@Autowired
private ZLMRESTfulUtils zlmresTfulUtils;
@Value("${media.closeWaitRTPInfo}")
private boolean closeWaitRTPInfo;
@GetMapping("/playback/{deviceId}/{channelId}")
public ResponseEntity<String> play(@PathVariable String deviceId, @PathVariable String channelId, String startTime,
String endTime) {
if (logger.isDebugEnabled()) {
logger.debug(String.format("设备回放 API调用，deviceId：%s ，channelId：%s", deviceId, channelId));
}
if (StringUtils.isEmpty(deviceId) || StringUtils.isEmpty(channelId)) {
String log = String.format("设备回放 API调用失败，deviceId：%s ，channelId：%s", deviceId, channelId);
logger.warn(log);
return new ResponseEntity<String>(log, HttpStatus.BAD_REQUEST);
}
Device device = storager.queryVideoDevice(deviceId);
StreamInfo streamInfo = storager.queryPlaybackByDevice(deviceId, channelId);
if (streamInfo != null) {
cmder.streamByeCmd(streamInfo.getSsrc());
}
// }else {
// String streamId = String.format("%08x",
// Integer.parseInt(streamInfo.getSsrc())).toUpperCase();
// JSONObject rtpInfo = zlmresTfulUtils.getRtpInfo(streamId);
// if (rtpInfo.getBoolean("exist")) {
// return new
// ResponseEntity<String>(JSON.toJSONString(streamInfo),HttpStatus.OK);
// }else {
// storager.stopPlayback(streamInfo);
// streamInfo = cmder.playbackStreamCmd(device, channelId, startTime, endTime);
// }
// }
streamInfo = cmder.playbackStreamCmd(device, channelId, startTime, endTime);
String streamId = String.format("%08x", Integer.parseInt(streamInfo.getSsrc())).toUpperCase();
if (logger.isDebugEnabled()) {
logger.debug("设备回放 API调用，ssrc：" + streamInfo.getSsrc() + ",ZLMedia streamId:" + streamId);
}
// 等待推流, TODO 默认超时15s
boolean lockFlag = true;
boolean rtpPushed = false;
long lockStartTime = System.currentTimeMillis();
JSONObject rtpInfo = null;
if (closeWaitRTPInfo) {
String flv = storager.getMediaInfo().getWanIp() + ":" + storager.getMediaInfo().getHttpPort() + "/rtp/"
+ streamId + ".flv";
streamInfo.setFlv("http://" + flv);
streamInfo.setWs_flv("ws://" + flv);
storager.startPlayback(streamInfo);
} else {
while (lockFlag) {
try {
if (System.currentTimeMillis() - lockStartTime > 75 * 1000) {
storager.stopPlayback(streamInfo);
logger.info("播放等待超时");
return new ResponseEntity<String>("timeout", HttpStatus.OK);
} else {
streamInfo = storager.queryPlaybackByDevice(deviceId, channelId);
if (!rtpPushed) {
logger.info("查询RTP推流信息...");
rtpInfo = zlmresTfulUtils.getRtpInfo(streamId);
}
if (rtpInfo != null && rtpInfo.getBoolean("exist") && streamInfo != null
&& streamInfo.getFlv() != null) {
logger.info("查询流编码信息：" + streamInfo.getFlv());
rtpPushed = true;
Thread.sleep(2000);
JSONObject mediaInfo = zlmresTfulUtils.getMediaInfo("rtp", "rtmp", streamId);
if (mediaInfo.getInteger("code") == 0 && mediaInfo.getBoolean("online")) {
lockFlag = false;
logger.info("流编码信息已获取");
JSONArray tracks = mediaInfo.getJSONArray("tracks");
streamInfo.setTracks(tracks);
storager.startPlayback(streamInfo);
} else {
logger.info("流编码信息未获取，2秒后重试...");
}
} else {
Thread.sleep(2000);
continue;
}
}
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
if (streamInfo != null) {
return new ResponseEntity<String>(JSON.toJSONString(streamInfo), HttpStatus.OK);
} else {
logger.warn("设备回放API调用失败！");
return new ResponseEntity<String>(HttpStatus.INTERNAL_SERVER_ERROR);
}
}
@RequestMapping("/playback/{ssrc}/stop")
public ResponseEntity<String> playStop(@PathVariable String ssrc) {
cmder.streamByeCmd(ssrc);
if (logger.isDebugEnabled()) {
logger.debug(String.format("设备录像回放停止 API调用，ssrc：%s", ssrc));
}
if (ssrc != null) {
JSONObject json = new JSONObject();
json.put("ssrc", ssrc);
return new ResponseEntity<String>(json.toString(), HttpStatus.OK);
} else {
logger.warn("设备录像回放停止API调用失败！");
return new ResponseEntity<String>(HttpStatus.INTERNAL_SERVER_ERROR);
}
}
}