From 6968839f21fb05bf6e3204c2040ee47130006cd0 Mon Sep 17 00:00:00 2001
From: panlinlin <648540858@qq.com>
Date: 星期日, 27 十二月 2020 08:19:34 +0800
Subject: [PATCH] 修复空指针异常

---
 src/main/java/com/genersoft/iot/vmp/web/ApiStreamController.java |  104 +++++++++++++++++++++++++++++++--------------------
 1 files changed, 63 insertions(+), 41 deletions(-)

diff --git a/src/main/java/com/genersoft/iot/vmp/web/ApiStreamController.java b/src/main/java/com/genersoft/iot/vmp/web/ApiStreamController.java
index d2644f3..6ef3a5f 100644
--- a/src/main/java/com/genersoft/iot/vmp/web/ApiStreamController.java
+++ b/src/main/java/com/genersoft/iot/vmp/web/ApiStreamController.java
@@ -1,19 +1,23 @@
 package com.genersoft.iot.vmp.web;
 
 import com.alibaba.fastjson.JSON;
+import com.alibaba.fastjson.JSONArray;
 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;
+import com.genersoft.iot.vmp.media.zlm.ZLMRESTfulUtils;
 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;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
+import org.springframework.web.context.request.async.DeferredResult;
 
 /**
  * 鍏煎LiveGBS鐨凙PI锛氬疄鏃剁洿鎾�
@@ -31,6 +35,16 @@
     @Autowired
     private IVideoManagerStorager storager;
 
+    private boolean closeWaitRTPInfo = false;
+
+
+    @Autowired
+    private ZLMRESTfulUtils zlmresTfulUtils;
+
+
+    @Autowired
+    private PlayController playController;
+
     /**
      * 瀹炴椂鐩存挱 - 寮�濮嬬洿鎾�
      * @param serial 璁惧缂栧彿
@@ -45,51 +59,63 @@
      * @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
+    private DeferredResult<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
 
     ){
-
+        DeferredResult<JSONObject> resultDeferredResult = new DeferredResult<JSONObject>();
         Device device = storager.queryVideoDevice(serial);
         if (device == null ) {
             JSONObject result = new JSONObject();
             result.put("error","device[ " + serial + " ]鏈壘鍒�");
-            return result;
+            resultDeferredResult.setResult(result);
+        }else if (device.getOnline() == 0) {
+            JSONObject result = new JSONObject();
+            result.put("error","device[ " + code + " ]offline");
+            resultDeferredResult.setResult(result);
         }
+        resultDeferredResult.onTimeout(()->{
+            logger.info("鎾斁绛夊緟瓒呮椂");
+            JSONObject result = new JSONObject();
+            result.put("error","timeout");
+            resultDeferredResult.setResult(result);
+
+             // 娓呯悊RTP server
+        });
+
         DeviceChannel deviceChannel = storager.queryChannel(serial, code);
         if (deviceChannel == null) {
             JSONObject result = new JSONObject();
             result.put("error","channel[ " + code + " ]鏈壘鍒�");
-            return result;
-        }
-        // 鏌ヨ鏄惁宸茬粡鍦ㄦ挱鏀�
-        StreamInfo streamInfo = storager.queryPlay(device.getDeviceId(), code);
-        if (streamInfo == null) streamInfo = cmder.playStreamCmd(device, code);
-
-        if (logger.isDebugEnabled()) {
-            logger.debug(String.format("璁惧棰勮 API璋冪敤锛宒eviceId锛�%s 锛宑hannelId锛�%s",serial, code));
-            logger.debug("璁惧棰勮 API璋冪敤锛宻src锛�"+streamInfo.getSsrc()+",ZLMedia streamId:"+Integer.toHexString(Integer.parseInt(streamInfo.getSsrc())));
-        }
-
-        if(streamInfo!=null) {
+            resultDeferredResult.setResult(result);
+        }else if (deviceChannel.getStatus() == 0) {
             JSONObject result = new JSONObject();
-            result.put("StreamID", streamInfo.getSsrc());
+            result.put("error","channel[ " + code + " ]offline");
+            resultDeferredResult.setResult(result);
+        }
+        DeferredResult<ResponseEntity<String>> play = playController.play(serial, code);
+
+        play.setResultHandler((Object o)->{
+            ResponseEntity<String> responseEntity = (ResponseEntity)o;
+            StreamInfo streamInfo = JSON.parseObject(responseEntity.getBody(), StreamInfo.class);
+            JSONObject result = new JSONObject();
+            result.put("StreamID", streamInfo.getStreamId());
             result.put("DeviceID", device.getDeviceId());
             result.put("ChannelID", code);
             result.put("ChannelName", deviceChannel.getName());
-            result.put("ChannelCustomName ", "");
-            result.put("FLV ", streamInfo.getFlv());
-            result.put("WS_FLV ", streamInfo.getWS_FLV());
-            result.put("RTMP", streamInfo.getRTMP());
-            result.put("HLS", streamInfo.getHLS());
-            result.put("RTSP", streamInfo.getRTSP());
+            result.put("ChannelCustomName", "");
+            result.put("FLV", streamInfo.getFlv());
+            result.put("WS_FLV", streamInfo.getWs_flv());
+            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());
@@ -110,13 +136,9 @@
             result.put("CascadeSize", "");
             result.put("RelaySize", "");
             result.put("ChannelPTZType", 0);
-            return result;
-        } else {
-            logger.warn("璁惧棰勮API璋冪敤澶辫触锛�");
-            JSONObject result = new JSONObject();
-            result.put("error","璋冪敤澶辫触");
-            return result;
-        }
+            resultDeferredResult.setResult(result);
+        });
+        return resultDeferredResult;
     }
 
     /**
@@ -135,14 +157,15 @@
                              @RequestParam(required = false)String check_outputs
 
     ){
-        StreamInfo streamInfo = storager.queryPlay(serial, code);
+
+        StreamInfo streamInfo = storager.queryPlayByDevice(serial, code);
         if (streamInfo == null) {
             JSONObject result = new JSONObject();
             result.put("error","鏈壘鍒版祦淇℃伅");
             return result;
         }
-        cmder.streamByeCmd(streamInfo.getSsrc());
-        storager.stopPlay(serial, code);
+        cmder.streamByeCmd(streamInfo.getStreamId());
+        storager.stopPlay(streamInfo);
         return null;
     }
 
@@ -151,7 +174,6 @@
      * @param serial 璁惧缂栧彿
      * @param channel 閫氶亾搴忓彿
      * @param code 閫氶亾鍥芥爣缂栧彿
-     * @param check_outputs
      * @return
      */
     @RequestMapping(value = "/touch")

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