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wvp-GB28181-pro
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wvp-GB28181-pro/src/main/java/com/genersoft/iot/vmp/web/ApiStreamController.java

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package com.genersoft.iot.vmp.web;
import com.alibaba.fastjson.JSON;
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import com.alibaba.fastjson.JSONArray;
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import com.alibaba.fastjson.JSONObject;
import com.genersoft.iot.vmp.common.StreamInfo;
import com.genersoft.iot.vmp.gb28181.bean.Device;
import com.genersoft.iot.vmp.gb28181.bean.DeviceChannel;
import com.genersoft.iot.vmp.gb28181.transmit.cmd.impl.SIPCommander;
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import com.genersoft.iot.vmp.media.zlm.ZLMRESTfulUtils;
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import com.genersoft.iot.vmp.storager.IVideoManagerStorager;
import com.genersoft.iot.vmp.vmanager.play.PlayController;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;
/**
* 兼容LiveGBS的API：实时直播
*/
@CrossOrigin
@RestController
@RequestMapping(value = "/api/v1/stream")
public class ApiStreamController {
private final static Logger logger = LoggerFactory.getLogger(ApiStreamController.class);
@Autowired
private SIPCommander cmder;
@Autowired
private IVideoManagerStorager storager;
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@Value("${media.closeWaitRTPInfo}")
private boolean closeWaitRTPInfo;
@Autowired
private ZLMRESTfulUtils zlmresTfulUtils;
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/**
* 实时直播 - 开始直播
* @param serial 设备编号
* @param channel 通道序号 默认值: 1
* @param code 通道编号,通过 /api/v1/device/channellist 获取的 ChannelList.ID, 该参数和 channel 二选一传递即可
* @param cdn TODO 转推 CDN 地址, 形如: [rtmp|rtsp]://xxx, encodeURIComponent
* @param audio TODO 是否开启音频, 默认 开启
* @param transport 流传输模式， 默认 UDP
* @param checkchannelstatus TODO 是否检查通道状态, 默认 false, 表示 拉流前不检查通道状态是否在线
* @param transportmode TODO 当 transport=TCP 时有效, 指示流传输主被动模式, 默认被动
* @param timeout TODO 拉流超时(秒),
* @return
*/
@RequestMapping(value = "/start")
private JSONObject start(String serial ,
@RequestParam(required = false)Integer channel ,
@RequestParam(required = false)String code,
@RequestParam(required = false)String cdn,
@RequestParam(required = false)String audio,
@RequestParam(required = false)String transport,
@RequestParam(required = false)String checkchannelstatus ,
@RequestParam(required = false)String transportmode,
@RequestParam(required = false)String timeout
){
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int getEncoding = closeWaitRTPInfo? 1: 0;
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Device device = storager.queryVideoDevice(serial);
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if (device == null ) {
JSONObject result = new JSONObject();
result.put("error","device[ " + serial + " ]未找到");
return result;
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}else if (device.getOnline() == 0) {
JSONObject result = new JSONObject();
result.put("error","device[ " + code + " ]offline");
return result;
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}
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DeviceChannel deviceChannel = storager.queryChannel(serial, code);
if (deviceChannel == null) {
JSONObject result = new JSONObject();
result.put("error","channel[ " + code + " ]未找到");
return result;
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}else if (deviceChannel.getStatus() == 0) {
JSONObject result = new JSONObject();
result.put("error","channel[ " + code + " ]offline");
return result;
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}
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// 查询是否已经在播放
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StreamInfo streamInfo = storager.queryPlayByDevice(device.getDeviceId(), code);
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if (streamInfo == null) {
logger.debug("streamInfo 等于null, 重新点播");
streamInfo = cmder.playStreamCmd(device, code);
}else {
logger.debug("streamInfo 不等于null, 向流媒体查询是否正在推流");
String streamId = String.format("%08x", Integer.parseInt(streamInfo.getSsrc())).toUpperCase();
JSONObject rtpInfo = zlmresTfulUtils.getRtpInfo(streamId);
if (rtpInfo.getBoolean("exist")) {
logger.debug("向流媒体查询正在推流, 直接返回: " + streamInfo.getRtsp());
JSONObject result = new JSONObject();
result.put("StreamID", streamInfo.getSsrc());
result.put("DeviceID", device.getDeviceId());
result.put("ChannelID", code);
result.put("ChannelName", deviceChannel.getName());
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result.put("ChannelCustomName", "");
result.put("FLV", streamInfo.getFlv());
result.put("WS_FLV", streamInfo.getWs_flv());
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result.put("RTMP", streamInfo.getRtmp());
result.put("HLS", streamInfo.getHls());
result.put("RTSP", streamInfo.getRtsp());
result.put("CDN", "");
result.put("SnapURL", "");
result.put("Transport", device.getTransport());
result.put("StartAt", "");
result.put("Duration", "");
result.put("SourceVideoCodecName", "");
result.put("SourceVideoWidth", "");
result.put("SourceVideoHeight", "");
result.put("SourceVideoFrameRate", "");
result.put("SourceAudioCodecName", "");
result.put("SourceAudioSampleRate", "");
result.put("AudioEnable", "");
result.put("Ondemand", "");
result.put("InBytes", "");
result.put("InBitRate", "");
result.put("OutBytes", "");
result.put("NumOutputs", "");
result.put("CascadeSize", "");
result.put("RelaySize", "");
result.put("ChannelPTZType", 0);
return result;
} else {
logger.debug("向流媒体查询没有推流, 重新点播");
storager.stopPlay(streamInfo);
streamInfo = cmder.playStreamCmd(device, code);
}
}
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if (logger.isDebugEnabled()) {
logger.debug(String.format("设备预览 API调用，deviceId：%s ，channelId：%s",serial, code));
logger.debug("设备预览 API调用，ssrc："+streamInfo.getSsrc()+",ZLMedia streamId:"+Integer.toHexString(Integer.parseInt(streamInfo.getSsrc())));
}
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boolean lockFlag = true;
long startTime = System.currentTimeMillis();
while (lockFlag) {
try {
if (System.currentTimeMillis() - startTime > 10 * 1000) {
storager.stopPlay(streamInfo);
logger.info("播放等待超时");
JSONObject result = new JSONObject();
result.put("error","timeout");
return result;
} else {
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StreamInfo streamInfoNow = storager.queryPlayByDevice(serial, code);
logger.debug("正在向流媒体查询");
if (streamInfoNow != null && streamInfoNow.getFlv() != null) {
streamInfo = streamInfoNow;
logger.debug("向流媒体查询到: " + streamInfoNow.getRtsp());
lockFlag = false;
continue;
} else {
Thread.sleep(2000);
continue;
}
}
} catch (InterruptedException e) {
e.printStackTrace();
}
}
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if(streamInfo!=null) {
JSONObject result = new JSONObject();
result.put("StreamID", streamInfo.getSsrc());
result.put("DeviceID", device.getDeviceId());
result.put("ChannelID", code);
result.put("ChannelName", deviceChannel.getName());
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result.put("ChannelCustomName", "");
result.put("FLV", streamInfo.getFlv());
result.put("WS_FLV", streamInfo.getWs_flv());
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result.put("RTMP", streamInfo.getRtmp());
result.put("HLS", streamInfo.getHls());
result.put("RTSP", streamInfo.getRtsp());
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result.put("CDN", "");
result.put("SnapURL", "");
result.put("Transport", device.getTransport());
result.put("StartAt", "");
result.put("Duration", "");
result.put("SourceVideoCodecName", "");
result.put("SourceVideoWidth", "");
result.put("SourceVideoHeight", "");
result.put("SourceVideoFrameRate", "");
result.put("SourceAudioCodecName", "");
result.put("SourceAudioSampleRate", "");
result.put("AudioEnable", "");
result.put("Ondemand", "");
result.put("InBytes", "");
result.put("InBitRate", "");
result.put("OutBytes", "");
result.put("NumOutputs", "");
result.put("CascadeSize", "");
result.put("RelaySize", "");
result.put("ChannelPTZType", 0);
return result;
} else {
logger.warn("设备预览API调用失败！");
JSONObject result = new JSONObject();
result.put("error","调用失败");
return result;
}
}
/**
* 实时直播 - 直播流停止
* @param serial 设备编号
* @param channel 通道序号
* @param code 通道国标编号
* @param check_outputs
* @return
*/
@RequestMapping(value = "/stop")
@ResponseBody
private JSONObject stop(String serial ,
@RequestParam(required = false)Integer channel ,
@RequestParam(required = false)String code,
@RequestParam(required = false)String check_outputs
){
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StreamInfo streamInfo = storager.queryPlayByDevice(serial, code);
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if (streamInfo == null) {
JSONObject result = new JSONObject();
result.put("error","未找到流信息");
return result;
}
cmder.streamByeCmd(streamInfo.getSsrc());
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storager.stopPlay(streamInfo);
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return null;
}
/**
* 实时直播 - 直播流保活
* @param serial 设备编号
* @param channel 通道序号
* @param code 通道国标编号
* @return
*/
@RequestMapping(value = "/touch")
@ResponseBody
private JSONObject touch(String serial ,String t,
@RequestParam(required = false)Integer channel ,
@RequestParam(required = false)String code,
@RequestParam(required = false)String autorestart,
@RequestParam(required = false)String audio,
@RequestParam(required = false)String cdn
){
return null;
}
}