图片,视频保存完成

VideoProsessing/src/main.cpp

@@ -130,7 +130,9 @@ void saveAlarmImage(const Mat &frame)
 {
     // 保存路径
     string fileName = warningPath + "alarm_" + getCurrentTimeStr() + ".jpg";
-    imwrite(fileName, frame);
+    cout << "imgpath = " << fileName << endl;
+    if (!imwrite(fileName, frame))
+        cerr << "图片保存失败" << endl;
 }
 // 保存视频
 void saveAlarmVideo(deque<Mat> bufferSnapshot)
@@ -264,6 +266,12 @@ void warnThread()
                     //刚进入报警状态
                     isAlarming = true;
                     setGPIOLevel(alarmLevel);
+                    //保存报警图片
+                    saveAlarmImage(videoDeque.back());
+                    //保存报警视频
+                    saveAlarmVideo(videoDeque);
+
+                    cout << "保存成功" << endl;
                 }
             }
             else
@@ -495,6 +503,9 @@ bool processFrame(VideoCapture &cap, FILE *pipe, Mat &frame, int64 &count, chron
     {
         lock_guard<mutex> lk(bufferMutex);
         videoDeque.push_back(handleFrame);
+        // 当数量大于 缓存 大小时,移除最旧的一帧
+        if (videoDeque.size() > MAX_BUFFER_SIZE)
+            videoDeque.pop_front();
     }
 
     // 可选：显示窗口