优化实时拉取摄像头视频流接口，实现界面停止调用后ffmpeg拉流停止的逻辑2

service-iot/service-iot-biz/src/main/java/com/usky/iot/service/impl/VcDeviceServiceImpl.java

@@ -103,10 +103,6 @@ public class VcDeviceServiceImpl extends AbstractCrudService<VcDeviceMapper, VcD
         } catch (IOException e) {
             e.printStackTrace();
             return null;
-        } finally {
-            if (process != null) {
-                process.destroy();
-            }
         }
 
     }