diff --git a/globals.cpp b/globals.cpp
new file mode 100644
index 0000000..5be4788
--- /dev/null
+++ b/globals.cpp
@@ -0,0 +1,8 @@
+// globals.cpp
+#include "globals.h"
+
+// 初始化全局互斥锁
+QMutex gPicMutex0;
+
+// 初始化全局 MIL_ID
+MIL_ID gCurrentPicId0 = 0;
diff --git a/globals.h b/globals.h
new file mode 100644
index 0000000..e804c03
--- /dev/null
+++ b/globals.h
@@ -0,0 +1,14 @@
+// globals.h
+#ifndef GLOBALS_H
+#define GLOBALS_H
+
+#include <MIL.h>
+#include <QMutex>
+
+// 全局互斥锁，保护 current_pic_id 的访问
+extern QMutex gPicMutex0;
+
+// 全局变量，用于存储当前的 MIL_ID
+extern MIL_ID gCurrentPicId0;
+
+#endif // GLOBALS_H
diff --git a/img_utils.cpp b/img_utils.cpp
new file mode 100644
index 0000000..40fb322
--- /dev/null
+++ b/img_utils.cpp
@@ -0,0 +1,117 @@
+#include "img_utils.h"
+
+
+ImageUtils::ImageUtils() {}
+
+QPixmap ImageUtils::mat2QPixmap(const cv::Mat& mat)
+{
+    if(mat.empty())
+        return QPixmap(); // 返回空的 QPixmap
+
+    QImage img;
+
+    // 根据 Mat 的通道数选择不同的转换方式
+    if(mat.channels() == 1){
+        // 灰度图像
+        img = QImage(mat.data, mat.cols, mat.rows, static_cast<int>(mat.step), QImage::Format_Grayscale8).copy();
+    }
+    else if(mat.channels() == 3){
+        // 彩色图像 (OpenCV 默认是 BGR，需要转换为 RGB)
+        cv::Mat rgb;
+        cv::cvtColor(mat, rgb, cv::COLOR_BGR2RGB);
+        img = QImage(rgb.data, rgb.cols, rgb.rows, static_cast<int>(rgb.step), QImage::Format_RGB888).copy();
+    }
+    else if(mat.channels() == 4){
+        // 如果需要处理带有透明通道的图像 (BGRA 转 RGBA)
+        cv::Mat rgba;
+        cv::cvtColor(mat, rgba, cv::COLOR_BGRA2RGBA);
+        img = QImage(rgba.data, rgba.cols, rgba.rows, static_cast<int>(rgba.step), QImage::Format_RGBA8888).copy();
+    }
+    else{
+        // 不支持的图像格式
+        std::cout << "Unsupported Mat format with channels:" << mat.channels();
+        return QPixmap();
+    }
+
+    return QPixmap::fromImage(img);
+}
+
+cv::Mat ImageUtils::mil2Mat(const MIL_ID mil_img)
+{
+    using namespace cv;
+
+        // 获取 MIL 图像的宽度、高度和通道数
+        MIL_INT width, height, channels, bitDepth;
+
+        MbufInquire(mil_img, M_SIZE_X, &width);
+        MbufInquire(mil_img, M_SIZE_Y, &height);
+        MbufInquire(mil_img, M_SIZE_BAND, &channels);
+        MbufInquire(mil_img, M_SIZE_BIT, &bitDepth);
+
+        if (channels == 1) {
+            // 单通道图像，直接读取整个缓冲区
+            Mat grayImage(height, width, CV_8UC1);
+            if (bitDepth == 1) {
+                MIL_ID temp_img;
+                convert_to_uint8(mil_img, temp_img);
+                MbufGet(temp_img, grayImage.data);
+                MbufFree(temp_img);
+            } else {
+                MbufGet(mil_img, grayImage.data);
+            }
+            return grayImage;
+        }
+        if (channels == 3) {
+            // 多通道图像，分通道读取
+            MIL_ID redChannel, greenChannel, blueChannel;
+            MbufAlloc2d(M_DEFAULT, width, height, 8 + M_UNSIGNED, M_IMAGE + M_PROC, &redChannel);
+            MbufAlloc2d(M_DEFAULT, width, height, 8 + M_UNSIGNED, M_IMAGE + M_PROC, &greenChannel);
+            MbufAlloc2d(M_DEFAULT, width, height, 8 + M_UNSIGNED, M_IMAGE + M_PROC, &blueChannel);
+
+            // 将 MIL 图像的各个通道复制到单通道缓冲区
+            MbufCopyColor(mil_img, redChannel, M_RED);
+            MbufCopyColor(mil_img, greenChannel, M_GREEN);
+            MbufCopyColor(mil_img, blueChannel, M_BLUE);
+
+            // 分别读取每个通道的数据
+            Mat redMat(height, width, CV_8UC1);
+            Mat greenMat(height, width, CV_8UC1);
+            Mat blueMat(height, width, CV_8UC1);
+            MbufGet(redChannel, redMat.data);
+            MbufGet(greenChannel, greenMat.data);
+            MbufGet(blueChannel, blueMat.data);
+            // 释放通道缓冲区
+            MbufFree(redChannel);
+            MbufFree(greenChannel);
+            MbufFree(blueChannel);
+
+            // 合并通道
+            std::vector<Mat> bgrChannels = {blueMat, greenMat, redMat};
+            Mat colorImage;
+            cv::merge(bgrChannels, colorImage);
+
+            return colorImage;
+        }
+        // 不支持的通道数
+        std::cerr << "[Error] Unsupported number of channels: " << channels << std::endl;
+        return Mat();
+
+
+}
+
+void ImageUtils::convert_to_uint8(const MIL_ID& input_img, MIL_ID& output_img) {
+    MIL_INT size_x = MbufInquire(input_img, M_SIZE_X, M_NULL);
+    MIL_INT size_y = MbufInquire(input_img, M_SIZE_Y, M_NULL);
+    MIL_INT channel_num = MbufInquire(input_img,  M_SIZE_BAND, M_NULL);
+
+    MbufAlloc2d(MilSystem, size_x, size_y, 8 + M_UNSIGNED, M_IMAGE + M_PROC + M_DISP, &output_img);
+    if(channel_num == 1) {
+        MimArith(output_img, input_img, output_img, M_ADD);
+        MimArith(output_img, 255.0, output_img, M_MULT_CONST);
+    } else if(channel_num == 3) {
+        MimConvert(input_img, output_img, M_RGB_TO_L);
+        MimArith(output_img, M_NULL, output_img, M_NOT);
+    } else {
+        std::cout << "Unsupported channel number!" << std::endl;
+    }
+}
diff --git a/img_utils.h b/img_utils.h
new file mode 100644
index 0000000..ab9babe
--- /dev/null
+++ b/img_utils.h
@@ -0,0 +1,27 @@
+// utils.h
+#ifndef IMG_UTILS_H
+#define IMG_UTILS_H
+
+#include <QPixmap>
+#include <QImage>
+#include <opencv2/opencv.hpp>
+#include <Mil.h>
+#include <camera.h>
+
+extern MIL_ID MilSystem;
+
+class ImageUtils
+{
+public:
+    ImageUtils(); // 构造函数
+
+    // 将 cv::Mat 转换为 QPixmap 的静态函数
+    static QPixmap mat2QPixmap(const cv::Mat& mat);
+
+    // 将 MIL_ID 转换为 cv::Mat 的静态函数
+    static cv::Mat mil2Mat(const MIL_ID mil_img);
+
+    static void convert_to_uint8(const MIL_ID& input_img, MIL_ID& output_img);
+};
+
+#endif // IMG_UTILS_H
diff --git a/ui_widget.h b/ui_widget.h
index 8307ab4..bc0d231 100644
--- a/ui_widget.h
+++ b/ui_widget.h
@@ -135,7 +135,9 @@ public:
         camera_0_img = new QLabel(tab_2);
         camera_0_img->setObjectName("camera_0_img");
         camera_0_img->setGeometry(QRect(160, 240, 591, 191));
-        camera_0_img->setStyleSheet(QString::fromUtf8("background-color: rgb(129, 129, 129);"));
+        camera_0_img->setStyleSheet(QString::fromUtf8("background-color: rgb(129, 129, 129);\n"
+"border: 4px solid black;"));
+        camera_0_img->setLineWidth(1);
         tabWidget->addTab(tab_2, QString());
         tab_3 = new QWidget();
         tab_3->setObjectName("tab_3");
@@ -206,7 +208,7 @@ public:
 
         retranslateUi(Widget);
 
-        tabWidget->setCurrentIndex(0);
+        tabWidget->setCurrentIndex(1);
 
 
         QMetaObject::connectSlotsByName(Widget);
diff --git a/widget.cpp b/widget.cpp
index c17ec54..9bb6fa8 100644
--- a/widget.cpp
+++ b/widget.cpp
@@ -20,7 +20,7 @@ using namespace std;
 // 硬编码参数值
 int file_delay = 1270;    // 延迟时间（毫秒）
 int file_encoder = 12000; // 编码器值++
-int file_valve = 120;    // 阀门通道
+int file_valve = 200;    // 阀门通道
 Widget::Widget(QWidget *parent)
     : QWidget(parent)
     , ui(new Ui::Widget)
diff --git a/widget.ui b/widget.ui
index d238f26..5a77719 100644
--- a/widget.ui
+++ b/widget.ui
@@ -23,7 +23,7 @@
     </rect>
    </property>
    <property name="currentIndex">
-    <number>0</number>
+    <number>1</number>
    </property>
    <widget class="QWidget" name="tab">
     <attribute name="title">
@@ -326,7 +326,11 @@
       </rect>
      </property>
      <property name="styleSheet">
-      <string notr="true">background-color: rgb(129, 129, 129);</string>
+      <string notr="true">background-color: rgb(129, 129, 129);
+border: 4px solid black;</string>
+     </property>
+     <property name="lineWidth">
+      <number>1</number>
      </property>
      <property name="text">
       <string/>