2022-09-21 获取摄像头接口，如果没有设备编号，返回code 500。

zd-modules/zd-camera/src/main/java/com/zd/iot/vmp/vmanager/gb28181/play/PlayController.java

@@ -101,7 +101,7 @@ public class PlayController {
 	public Map<String,Object> play(String deviceIds, int page, int count) {
 		if(StringUtils.isEmpty(deviceIds)){
 			Map<String,Object> map=new HashMap<>();
-			map.put("code","201");
+			map.put("code","500");
 			map.put("msg","设备编号不能为空！");
 			map.put("data",null);
 			return map;