修改版本号

AboutForm.cs

@@ -51,7 +51,7 @@ namespace AppStore
 
             // 初始化并添加应用信息
             infoLabel = new Label();
-            infoLabel.Text = "kortapp-z\n版本: 1.2.8\n作者: zs-yg\n一个简单、开源的应用商店\nkortapp-z是完全免费\n基于.NET8和C/C++的软件";
+            infoLabel.Text = "kortapp-z\n版本: 1.3.0\n作者: zs-yg\n一个简单、开源的应用商店\nkortapp-z是完全免费\n基于.NET8和C/C++的软件";
             infoLabel.Font = new Font("Microsoft YaHei", 12);
             infoLabel.AutoSize = false;
             infoLabel.Width = 300;

AppStore.csproj

@@ -35,6 +35,7 @@
   </ItemGroup>
 
   <ItemGroup>
+    <PackageReference Include="SunnyUI" Version="3.8.6" />
     <PackageReference Include="ZXing.Net" Version="0.16.9" />
   </ItemGroup>
 

MainForm.cs

@@ -8,14 +8,43 @@ using System.Text;
 using System.Text.Json;
 using System.Diagnostics;
 using AppStore;
+using Sunny.UI;
+using System.Runtime.InteropServices;
 
 namespace AppStore
 {
-    /// <summary>
-    /// 主窗体类，负责应用程序的主界面显示和交互
-    /// </summary>
-    public class MainForm : Form
+    public class MainForm : UIForm
     {
+        [DllImport("Gdi32.dll", EntryPoint = "CreateRoundRectRgn")]
+        private static extern IntPtr CreateRoundRectRgn(
+            int nLeftRect,
+            int nTopRect,
+            int nRightRect,
+            int nBottomRect,
+            int nWidthEllipse,
+            int nHeightEllipse
+        );
+
+        [DllImport("dwmapi.dll")]
+        private static extern int DwmExtendFrameIntoClientArea(IntPtr hWnd, ref MARGINS pMarInset);
+
+        [DllImport("dwmapi.dll")]
+        private static extern int DwmSetWindowAttribute(IntPtr hwnd, int attr, ref int attrValue, int attrSize);
+
+        [DllImport("dwmapi.dll")]
+        private static extern int DwmIsCompositionEnabled(ref int pfEnabled);
+
+        private struct MARGINS
+        {
+            public int leftWidth;
+            public int rightWidth;
+            public int topHeight;
+            public int bottomHeight;
+        }
+
+        private const int DWMWA_WINDOW_CORNER_PREFERENCE = 33;
+        private const int DWMWCP_ROUND = 2;
+
         private static readonly string CacheDir = Path.Combine(
             Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
             "zsyg", "kortapp-z", ".cache");
@@ -139,10 +168,32 @@ namespace AppStore
             // 设置窗体基本属性
             // 窗体基本设置
             this.Text = "kortapp-z";
-            this.Size = new Size(1430, 1050); // 增加窗体高度
-            this.MinimumSize = new Size(600, 600); // 设置最小尺寸
+            this.Size = new Size(1430, 1050);
+            this.MinimumSize = new Size(600, 600);
             this.StartPosition = FormStartPosition.CenterScreen;
-            this.Icon = new Icon("img/ico/icon.ico"); // 设置窗体图标
+            this.Icon = new Icon("img/ico/icon.ico");
+            this.Style = UIStyle.Custom;
+            this.FormBorderStyle = FormBorderStyle.None;
+            
+            // 应用现代化圆角
+            this.Region = Region.FromHrgn(CreateRoundRectRgn(0, 0, Width, Height, 
+                ThemeManager.FormRadius, ThemeManager.FormRadius));
+
+            // 启用窗口阴影
+            if (Environment.OSVersion.Version.Major >= 6)
+            {
+                int val = DWMWCP_ROUND;
+                DwmSetWindowAttribute(this.Handle, DWMWA_WINDOW_CORNER_PREFERENCE, ref val, sizeof(int));
+
+                MARGINS margins = new MARGINS()
+                {
+                    leftWidth = 1,
+                    rightWidth = 1,
+                    topHeight = 1,
+                    bottomHeight = 1
+                };
+                DwmExtendFrameIntoClientArea(this.Handle, ref margins);
+            }
 
             // 初始化系统托盘
             trayMenu = new ContextMenuStrip();
@@ -190,13 +241,69 @@ namespace AppStore
             // 现代化顶部导航栏
             Panel buttonPanel = new Panel();
             buttonPanel.Dock = DockStyle.Top;
-            buttonPanel.Height = 70;
+            buttonPanel.Height = 80;
             buttonPanel.BackColor = ThemeManager.ControlBackgroundColor;
-            buttonPanel.Padding = new Padding(10, 15, 10, 0);
+            buttonPanel.Padding = new Padding(15, 20, 15, 5);
             buttonPanel.AutoScroll = true;
             buttonPanel.AutoSize = true;
             buttonPanel.AutoSizeMode = AutoSizeMode.GrowAndShrink;
 
+            // 添加支持作者按钮
+            UIButton btnSupport = new UIButton();
+            btnSupport.Text = "支持作者";
+            btnSupport.Font = new Font("微软雅黑", 10F, FontStyle.Bold);
+            btnSupport.Size = new Size(120, 45);
+            btnSupport.Location = new Point(buttonPanel.Width - 140, 15);
+            btnSupport.Anchor = AnchorStyles.Top | AnchorStyles.Right;
+            btnSupport.Style = UIStyle.Custom;
+            btnSupport.FillColor = ThemeManager.AccentColor;
+            btnSupport.ForeColor = Color.White;
+            btnSupport.Click += (s, e) => {
+                // 使用SunnyUI的现代化MessageBox
+                var form = new UIForm();
+                form.Style = UIStyle.Custom;
+                form.Text = "支持作者";
+                form.Size = new Size(400, 200);
+                form.StartPosition = FormStartPosition.CenterParent;
+
+                var label = new Label();
+                label.Text = "您确定要前往GitHub支持作者吗？";
+                label.Font = new Font("Microsoft YaHei", 10);
+                label.AutoSize = false;
+                label.Size = new Size(300, 40);
+                label.TextAlign = ContentAlignment.MiddleCenter;
+                label.Location = new Point(50, 40);
+                form.Controls.Add(label);
+
+                var btnOK = new UIButton();
+                btnOK.Text = "确定";
+                btnOK.Style = UIStyle.Custom;
+                btnOK.Size = new Size(80, 30);
+                btnOK.Location = new Point(120, 100);
+                btnOK.Click += (s, e) => {
+                    form.DialogResult = DialogResult.OK;
+                    form.Close();
+                };
+                form.Controls.Add(btnOK);
+
+                var btnCancel = new UIButton();
+                btnCancel.Text = "取消";
+                btnCancel.Style = UIStyle.Custom;
+                btnCancel.Size = new Size(80, 30);
+                btnCancel.Location = new Point(220, 100);
+                btnCancel.Click += (s, e) => {
+                    form.DialogResult = DialogResult.Cancel;
+                    form.Close();
+                };
+                form.Controls.Add(btnCancel);
+
+                if (form.ShowDialog(this) == DialogResult.OK)
+                {
+                    Process.Start(new ProcessStartInfo("https://github.com/zs-yg/kortapp-z") { UseShellExecute = true });
+                }
+            };
+            buttonPanel.Controls.Add(btnSupport);
+            
             // 导航按钮样式
             Action<Button> styleButton = (Button btn) => {
                 btn.FlatStyle = FlatStyle.Flat;
@@ -639,6 +746,43 @@ namespace AppStore
             };
             flowPanel.Controls.Add(textConverterCard);
 
+            // 图片转换器工具卡片
+            var imageConverterCard = new ToolCard();
+            imageConverterCard.ToolName = "图片转换器";
+            try 
+            {
+                string iconPath = Path.Combine(Application.StartupPath, "img", "resource", "png", "Image_format_converter.png");
+                if (File.Exists(iconPath))
+                {
+                    imageConverterCard.ToolIcon = Image.FromFile(iconPath);
+                }
+                else
+                {
+                    imageConverterCard.ToolIcon = SystemIcons.Shield.ToBitmap();
+                }
+            }
+            catch
+            {
+                imageConverterCard.ToolIcon = SystemIcons.Shield.ToBitmap();
+            }
+            
+            imageConverterCard.UpdateDisplay();
+            imageConverterCard.ToolCardClicked += (s, e) => {
+                try {
+                    string toolPath = Path.Combine(Application.StartupPath, "resource", "image_converter.exe");
+                    if (File.Exists(toolPath)) {
+                        Process.Start(toolPath);
+                    } else {
+                        MessageBox.Show("图片转换器工具未找到，请确保已正确安装", "错误", 
+                            MessageBoxButtons.OK, MessageBoxIcon.Error);
+                    }
+                } catch (Exception ex) {
+                    MessageBox.Show($"启动图片转换器失败: {ex.Message}", "错误", 
+                        MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
+            };
+            flowPanel.Controls.Add(imageConverterCard);
+
             }
             catch (Exception ex)
             {

ThemeManager.cs

@@ -58,22 +58,26 @@ namespace AppStore
         }
         
         // 浅色主题颜色
-        private static readonly Color LightBackground = Color.FromArgb(255, 255, 255);
-        private static readonly Color LightControlBackground = Color.FromArgb(240, 240, 240);
-        private static readonly Color LightText = Color.FromArgb(30, 30, 30);
-        private static readonly Color LightButtonHover = Color.FromArgb(230, 230, 230);
-        private static readonly Color LightButtonActive = Color.FromArgb(220, 220, 220);
+        private static readonly Color LightBackground = Color.FromArgb(250, 250, 250);
+        private static readonly Color LightControlBackground = Color.FromArgb(245, 245, 245);
+        private static readonly Color LightText = Color.FromArgb(40, 40, 40);
+        private static readonly Color LightButtonHover = Color.FromArgb(235, 235, 235);
+        private static readonly Color LightButtonActive = Color.FromArgb(225, 225, 225);
+        private static readonly Color LightAccent = Color.FromArgb(0, 120, 215);
+        private static readonly Color LightAccentLight = Color.FromArgb(0, 150, 245);
         
         // 深色主题颜色
-        private static readonly Color DarkBackground = Color.FromArgb(30, 30, 30);
-        private static readonly Color DarkControlBackground = Color.FromArgb(45, 45, 45);
-        private static readonly Color DarkText = Color.FromArgb(240, 240, 240);
-        private static readonly Color DarkButtonHover = Color.FromArgb(60, 60, 60);
-        private static readonly Color DarkButtonActive = Color.FromArgb(70, 70, 70);
-        private static readonly Color DarkBorder = Color.FromArgb(80, 80, 80);
+        private static readonly Color DarkBackground = Color.FromArgb(25, 25, 25);
+        private static readonly Color DarkControlBackground = Color.FromArgb(40, 40, 40);
+        private static readonly Color DarkText = Color.FromArgb(245, 245, 245);
+        private static readonly Color DarkButtonHover = Color.FromArgb(55, 55, 55);
+        private static readonly Color DarkButtonActive = Color.FromArgb(65, 65, 65);
+        private static readonly Color DarkBorder = Color.FromArgb(70, 70, 70);
+        private static readonly Color DarkAccent = Color.FromArgb(0, 150, 245);
+        private static readonly Color DarkAccentLight = Color.FromArgb(0, 180, 255);
         
         // 浅色主题边框颜色
-        private static readonly Color LightBorder = Color.FromArgb(180, 180, 180);
+        private static readonly Color LightBorder = Color.FromArgb(200, 200, 200);
 
         public static event Action<ThemeMode> ThemeChanged = delegate {};
 
@@ -109,6 +113,16 @@ namespace AppStore
         public static Color BorderColor => 
             _currentTheme == ThemeMode.Light ? LightBorder : DarkBorder;
 
+        public static Color AccentColor =>
+            _currentTheme == ThemeMode.Light ? LightAccent : DarkAccent;
+
+        public static Color AccentLightColor =>
+            _currentTheme == ThemeMode.Light ? LightAccentLight : DarkAccentLight;
+
+        public static int ControlRadius => 8;
+
+        public static int FormRadius => 12;
+
         public static void ApplyTheme(Control control)
         {
             ApplyThemeToControl(control);
@@ -125,6 +139,9 @@ namespace AppStore
                 button.FlatAppearance.BorderSize = 0;
                 button.FlatAppearance.MouseOverBackColor = ButtonHoverColor;
                 button.FlatAppearance.MouseDownBackColor = ButtonActiveColor;
+                button.BackColor = ControlBackgroundColor;
+                button.Font = new Font(button.Font, FontStyle.Bold);
+                button.Padding = new Padding(10, 5, 10, 5);
             }
 
             foreach (Control childControl in control.Controls)

inno/innosetup_x64.iss

@@ -2,7 +2,7 @@
 ; 有关创建 Inno Setup 脚本文件的详细信息，请参阅帮助文档！
 
 #define MyAppName "kortapp-z"
-#define MyAppVersion "1.2.8"
+#define MyAppVersion "1.3.0"
 #define MyAppPublisher "zsyg"
 #define MyAppURL "https://github.com/zs-yg/kortapp-z"
 #define MyAppExeName "kortapp-z.exe"

inno/innosetup_x86.iss

@@ -2,7 +2,7 @@
 ; 有关创建 Inno Setup 脚本文件的详细信息，请参阅帮助文档！
 
 #define MyAppName "kortapp-z"
-#define MyAppVersion "1.2.8"
+#define MyAppVersion "1.3.0"
 #define MyAppPublisher "zsyg"
 #define MyAppURL "https://github.com/zs-yg/kortapp-z"
 #define MyAppExeName "kortapp-z.exe"

others/C++/Image_format_converter/Makefile

@@ -0,0 +1,25 @@
+CXX = g++
+CXXFLAGS = -I"C:/msys64/ucrt64/include" -I"./include" -std=c++17 -Wall -mwindows
+LDFLAGS = -L"C:/msys64/ucrt64/lib" -lfltk -lfltk_images -ltiff -ljpeg -lz -lzstd -lwebp -llerc -ljbig -llzma -ldeflate -lsharpyuv -lcomctl32 -lgdi32 -lole32 -luuid -lws2_32 -lwinspool -lcomdlg32 -static
+
+SRC = src/main.cpp src/gui.cpp src/utils.cpp src/stb_impl.cpp \
+      src/png_to_jpg.cpp src/jpg_to_png.cpp src/image_loader.cpp \
+      src/bmp_to_png.cpp src/bmp_to_jpg.cpp src/png_to_bmp.cpp \
+      src/jpg_to_bmp.cpp src/tiff_to_bmp.cpp src/bmp_to_tiff.cpp \
+      src/tiff_to_png.cpp src/png_to_tiff.cpp src/tiff_to_jpg.cpp \
+      src/jpg_to_tiff.cpp
+OBJ = $(SRC:src/%.cpp=obj/%.o)
+TARGET = image_converter
+
+all: $(TARGET)
+
+$(TARGET): $(OBJ)
+	$(CXX) $(CXXFLAGS) $^ -o $@ $(LDFLAGS)
+
+obj/%.o: src/%.cpp
+	$(CXX) $(CXXFLAGS) -c $< -o $@
+
+clean:
+	rm -f $(OBJ) $(TARGET)
+
+.PHONY: all clean

others/C++/Image_format_converter/include/bmp_to_jpg.hpp

@@ -0,0 +1,13 @@
+#pragma once
+#include <string>
+#include "common.hpp"
+
+class BmpToJpgConverter {
+public:
+    static bool convert(const std::string& input_path,
+                      const std::string& output_path,
+                      int quality = 90);
+    
+private:
+    static bool validate_input(const ImageData& data);
+};

others/C++/Image_format_converter/include/bmp_to_png.hpp

@@ -0,0 +1,13 @@
+#pragma once
+#include <string>
+#include "common.hpp"
+
+class BmpToPngConverter {
+public:
+    static bool convert(const std::string& input_path,
+                      const std::string& output_path,
+                      int compression_level = 6);
+    
+private:
+    static bool validate_input(const ImageData& data);
+};

others/C++/Image_format_converter/include/bmp_to_tiff.hpp

@@ -0,0 +1,12 @@
+#pragma once
+#include <string>
+#include "common.hpp"
+
+class BmpToTiffConverter {
+public:
+    static bool convert(const std::string& input_path,
+                      const std::string& output_path);
+    
+private:
+    static bool validate_input(const ImageData& data);
+};

others/C++/Image_format_converter/include/common.hpp

@@ -0,0 +1,23 @@
+#pragma once
+#include <vector>
+#include <string>
+#include <memory>
+#include <stb/stb_image.h>
+
+struct ImageData {
+    int width;
+    int height;
+    int channels;
+    std::unique_ptr<unsigned char, void(*)(void*)> pixels;
+    
+    ImageData() : pixels(nullptr, stbi_image_free) {}
+};
+
+enum class ImageFormat {
+    PNG,
+    JPG,
+    TIFF,
+    UNKNOWN
+};
+
+ImageFormat get_format_from_extension(const std::string& path);

others/C++/Image_format_converter/include/converter_base.hpp

@@ -0,0 +1,13 @@
+#pragma once
+#include <string>
+#include "common.hpp"
+
+class ConverterBase {
+public:
+    virtual ~ConverterBase() = default;
+    virtual bool convert(const std::string& input, 
+                       const std::string& output) = 0;
+    
+protected:
+    virtual bool validate(const ImageData& data) = 0;
+};

others/C++/Image_format_converter/include/gui_interface.hpp

@@ -0,0 +1,23 @@
+#pragma once
+#include <FL/Fl.H>
+#include <FL/Fl_Window.H>
+#include <FL/Fl_Button.H>
+#include <FL/Fl_Input.H>
+#include <FL/Fl_Output.H>
+#include <FL/Fl_Choice.H>
+#include <string>
+
+class MainWindow : public Fl_Window {
+public:
+    MainWindow(int w, int h, const char* title);
+    
+private:
+    Fl_Input* input_path;
+    Fl_Output* output_path;
+    Fl_Choice* format_choice;
+    Fl_Button* convert_btn;
+    
+    static void input_file_cb(Fl_Widget* w, void* data);
+    static void output_file_cb(Fl_Widget* w, void* data);
+    static void convert_cb(Fl_Widget* w, void* data);
+};

others/C++/Image_format_converter/include/image_loader.hpp

@@ -0,0 +1,13 @@
+#pragma once
+#include "common.hpp"
+#include <string>
+
+class ImageLoader {
+public:
+    static ImageData load(const std::string& path);
+    static bool save_png(const std::string& path, const ImageData& data);
+    static bool save_jpg(const std::string& path, const ImageData& data, int quality = 90);
+    
+private:
+    static void validate_image(const unsigned char* data, int width, int height);
+};

others/C++/Image_format_converter/include/jpg_to_bmp.hpp

@@ -0,0 +1,12 @@
+#pragma once
+#include <string>
+#include "common.hpp"
+
+class JpgToBmpConverter {
+public:
+    static bool convert(const std::string& input_path,
+                      const std::string& output_path);
+    
+private:
+    static bool validate_input(const ImageData& data);
+};

others/C++/Image_format_converter/include/jpg_to_png.hpp

@@ -0,0 +1,13 @@
+#pragma once
+#include <string>
+#include "common.hpp"
+
+class JpgToPngConverter {
+public:
+    static bool convert(const std::string& input_path,
+                      const std::string& output_path,
+                      int compression_level = 6);
+    
+private:
+    static bool validate_input(const ImageData& data);
+};

others/C++/Image_format_converter/include/jpg_to_tiff.hpp

@@ -0,0 +1,12 @@
+#pragma once
+#include <string>
+#include "common.hpp"
+
+class JpgToTiffConverter {
+public:
+    static bool convert(const std::string& input_path,
+                      const std::string& output_path);
+    
+private:
+    static bool validate_input(const ImageData& data);
+};

others/C++/Image_format_converter/include/png_to_bmp.hpp

@@ -0,0 +1,12 @@
+#pragma once
+#include <string>
+#include "common.hpp"
+
+class PngToBmpConverter {
+public:
+    static bool convert(const std::string& input_path,
+                      const std::string& output_path);
+    
+private:
+    static bool validate_input(const ImageData& data);
+};

others/C++/Image_format_converter/include/png_to_jpg.hpp

@@ -0,0 +1,13 @@
+#pragma once
+#include <string>
+#include "common.hpp"
+
+class PngToJpgConverter {
+public:
+    static bool convert(const std::string& input_path, 
+                       const std::string& output_path,
+                       int quality = 90);
+    
+private:
+    static bool validate_input(const ImageData& data);
+};

others/C++/Image_format_converter/include/png_to_tiff.hpp

@@ -0,0 +1,12 @@
+#pragma once
+#include <string>
+#include "common.hpp"
+
+class PngToTiffConverter {
+public:
+    static bool convert(const std::string& input_path,
+                      const std::string& output_path);
+    
+private:
+    static bool validate_input(const ImageData& data);
+};

others/C++/Image_format_converter/include/tiff_to_bmp.hpp

@@ -0,0 +1,12 @@
+#pragma once
+#include <string>
+#include "common.hpp"
+
+class TiffToBmpConverter {
+public:
+    static bool convert(const std::string& input_path,
+                      const std::string& output_path);
+    
+private:
+    static bool validate_input(const ImageData& data);
+};

others/C++/Image_format_converter/include/tiff_to_jpg.hpp

@@ -0,0 +1,13 @@
+#pragma once
+#include <string>
+#include "common.hpp"
+
+class TiffToJpgConverter {
+public:
+    static bool convert(const std::string& input_path,
+                      const std::string& output_path,
+                      int quality = 90);
+    
+private:
+    static bool validate_input(const ImageData& data);
+};

others/C++/Image_format_converter/include/tiff_to_png.hpp

@@ -0,0 +1,13 @@
+#pragma once
+#include <string>
+#include "common.hpp"
+
+class TiffToPngConverter {
+public:
+    static bool convert(const std::string& input_path,
+                      const std::string& output_path,
+                      int compression_level = 6);
+    
+private:
+    static bool validate_input(const ImageData& data);
+};

others/C++/Image_format_converter/src/bmp_to_jpg.cpp

@@ -0,0 +1,35 @@
+#include "bmp_to_jpg.hpp"
+#include "common.hpp"
+#include "image_loader.hpp"
+#include <stb/stb_image.h>
+#include <stb/stb_image_write.h>
+#include <string>
+
+bool BmpToJpgConverter::convert(const std::string& input_path,
+                              const std::string& output_path,
+                              int quality) {
+    // 加载BMP图像
+    ImageData data = ImageLoader::load(input_path);
+    if (!data.pixels) {
+        return false;
+    }
+
+    // 验证输入格式
+    if (!validate_input(data)) {
+        return false;
+    }
+
+    // 保存为JPG
+    return stbi_write_jpg(output_path.c_str(),
+                        data.width,
+                        data.height,
+                        data.channels,
+                        data.pixels.get(),
+                        quality);
+}
+
+bool BmpToJpgConverter::validate_input(const ImageData& data) {
+    // 确保是有效的图像数据
+    return data.width > 0 && data.height > 0 && 
+          (data.channels == 3 || data.channels == 4);
+}

others/C++/Image_format_converter/src/bmp_to_png.cpp

@@ -0,0 +1,35 @@
+#include "bmp_to_png.hpp"
+#include "common.hpp"
+#include "image_loader.hpp"
+#include <stb/stb_image.h>
+#include <stb/stb_image_write.h>
+#include <string>
+
+bool BmpToPngConverter::convert(const std::string& input_path,
+                              const std::string& output_path,
+                              int compression_level) {
+    // 加载BMP图像
+    ImageData data = ImageLoader::load(input_path);
+    if (!data.pixels) {
+        return false;
+    }
+
+    // 验证输入格式
+    if (!validate_input(data)) {
+        return false;
+    }
+
+    // 保存为PNG
+    return stbi_write_png(output_path.c_str(),
+                        data.width,
+                        data.height,
+                        data.channels,
+                        data.pixels.get(),
+                        data.width * data.channels);
+}
+
+bool BmpToPngConverter::validate_input(const ImageData& data) {
+    // 确保是有效的图像数据
+    return data.width > 0 && data.height > 0 && 
+          (data.channels == 1 || data.channels == 3 || data.channels == 4);
+}

others/C++/Image_format_converter/src/bmp_to_tiff.cpp

@@ -0,0 +1,61 @@
+#include "bmp_to_tiff.hpp"
+#include "common.hpp"
+#include "image_loader.hpp"
+#include <tiffio.h>
+#include <stb/stb_image.h>
+#include <string>
+
+bool BmpToTiffConverter::convert(const std::string& input_path,
+                               const std::string& output_path) {
+    // 加载BMP图像
+    ImageData data = ImageLoader::load(input_path);
+    if (!data.pixels) {
+        return false;
+    }
+
+    // 验证输入
+    if (!validate_input(data)) {
+        return false;
+    }
+
+    // 创建TIFF文件
+    TIFF* tif = TIFFOpen(output_path.c_str(), "w");
+    if (!tif) {
+        return false;
+    }
+
+    // 设置TIFF标签
+    TIFFSetField(tif, TIFFTAG_IMAGEWIDTH, data.width);
+    TIFFSetField(tif, TIFFTAG_IMAGELENGTH, data.height);
+    TIFFSetField(tif, TIFFTAG_SAMPLESPERPIXEL, data.channels);
+    TIFFSetField(tif, TIFFTAG_BITSPERSAMPLE, 8);
+    TIFFSetField(tif, TIFFTAG_ORIENTATION, ORIENTATION_TOPLEFT);
+    TIFFSetField(tif, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG);
+    
+    // 根据通道数设置PhotometricInterpretation
+    if (data.channels == 1) {
+        TIFFSetField(tif, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_MINISBLACK);
+    } else if (data.channels == 3 || data.channels == 4) {
+        TIFFSetField(tif, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_RGB);
+    } else {
+        TIFFClose(tif);
+        return false;
+    }
+
+    // 写入图像数据
+    tsize_t linebytes = data.width * data.channels;
+    unsigned char* buf = (unsigned char*)_TIFFmalloc(linebytes);
+    for (int y = 0; y < data.height; y++) {
+        memcpy(buf, &data.pixels.get()[y * linebytes], linebytes);
+        TIFFWriteScanline(tif, buf, y, 0);
+    }
+
+    _TIFFfree(buf);
+    TIFFClose(tif);
+    return true;
+}
+
+bool BmpToTiffConverter::validate_input(const ImageData& data) {
+    return data.width > 0 && data.height > 0 && 
+          (data.channels == 1 || data.channels == 3 || data.channels == 4);
+}

others/C++/Image_format_converter/src/gui.cpp

@@ -0,0 +1,137 @@
+#include <locale.h>
+#include "gui_interface.hpp"
+#include "png_to_jpg.hpp"
+#include "jpg_to_png.hpp"
+#include "bmp_to_png.hpp"
+#include "bmp_to_jpg.hpp"
+#include "png_to_bmp.hpp"
+#include "jpg_to_bmp.hpp"
+#include "tiff_to_bmp.hpp"
+#include "bmp_to_tiff.hpp"
+#include "tiff_to_png.hpp"
+#include "png_to_tiff.hpp"
+#include "tiff_to_jpg.hpp"
+#include "jpg_to_tiff.hpp"
+#include <FL/Fl_File_Chooser.H>
+#include <FL/fl_ask.H>
+#include <stdexcept>
+
+static void init_locale() {
+    setlocale(LC_ALL, "chs");
+}
+
+MainWindow::MainWindow(int w, int h, const char* title) 
+    : Fl_Window(w, h, "图像格式转换器") {
+    init_locale();
+    
+    input_path = new Fl_Input(100, 20, 250, 25, "输入文件:");
+    Fl_Button* input_btn = new Fl_Button(360, 20, 30, 25, "...");
+    input_btn->callback(input_file_cb, this);
+    
+    output_path = new Fl_Output(100, 60, 250, 25, "输出文件:");
+    Fl_Button* output_btn = new Fl_Button(360, 60, 30, 25, "...");
+    output_btn->callback(output_file_cb, this);
+    
+    format_choice = new Fl_Choice(100, 100, 150, 25, "转换格式:");
+    format_choice->add("PNG to JPG");
+    format_choice->add("JPG to PNG");
+    format_choice->add("BMP to PNG");
+    format_choice->add("BMP to JPG");
+    format_choice->add("PNG to BMP");
+    format_choice->add("JPG to BMP");
+    format_choice->add("TIFF to BMP");
+    format_choice->add("BMP to TIFF");
+    format_choice->add("TIFF to PNG");
+    format_choice->add("PNG to TIFF");
+    format_choice->add("TIFF to JPG");
+    format_choice->add("JPG to TIFF");
+    format_choice->value(0);
+    
+    convert_btn = new Fl_Button(150, 150, 100, 30, "转换");
+    convert_btn->callback(convert_cb, this);
+    
+    end();
+}
+
+void MainWindow::input_file_cb(Fl_Widget* w, void* data) {
+    MainWindow* win = static_cast<MainWindow*>(data);
+    Fl_File_Chooser chooser(".", "*.*", Fl_File_Chooser::SINGLE, "选择输入文件");
+    chooser.show();
+    while(chooser.shown()) Fl::wait();
+    if(chooser.value()) {
+        win->input_path->value(chooser.value());
+    }
+}
+
+void MainWindow::output_file_cb(Fl_Widget* w, void* data) {
+    MainWindow* win = static_cast<MainWindow*>(data);
+    Fl_File_Chooser chooser(".", "*.*", Fl_File_Chooser::CREATE, "选择输出文件");
+    chooser.show();
+    while(chooser.shown()) Fl::wait();
+    if(chooser.value()) {
+        win->output_path->value(chooser.value());
+    }
+}
+
+void MainWindow::convert_cb(Fl_Widget* w, void* data) {
+    MainWindow* win = static_cast<MainWindow*>(data);
+    std::string input = win->input_path->value();
+    std::string output = win->output_path->value();
+    
+    if (input.empty() || output.empty()) {
+        fl_alert("请输入有效的文件路径!");
+        return;
+    }
+    
+    bool success = false;
+    try {
+        switch(win->format_choice->value()) {
+            case 0: // PNG to JPG
+                success = PngToJpgConverter::convert(input, output);
+                break;
+            case 1: // JPG to PNG
+                success = JpgToPngConverter::convert(input, output);
+                break;
+            case 2: // BMP to PNG
+                success = BmpToPngConverter::convert(input, output);
+                break;
+            case 3: // BMP to JPG
+                success = BmpToJpgConverter::convert(input, output);
+                break;
+            case 4: // PNG to BMP
+                success = PngToBmpConverter::convert(input, output);
+                break;
+            case 5: // JPG to BMP
+                success = JpgToBmpConverter::convert(input, output);
+                break;
+            case 6: // TIFF to BMP
+                success = TiffToBmpConverter::convert(input, output);
+                break;
+            case 7: // BMP to TIFF
+                success = BmpToTiffConverter::convert(input, output);
+                break;
+            case 8: // TIFF to PNG
+                success = TiffToPngConverter::convert(input, output);
+                break;
+            case 9: // PNG to TIFF
+                success = PngToTiffConverter::convert(input, output);
+                break;
+            case 10: // TIFF to JPG
+                success = TiffToJpgConverter::convert(input, output);
+                break;
+            case 11: // JPG to TIFF
+                success = JpgToTiffConverter::convert(input, output);
+                break;
+        }
+        if (!success) throw std::runtime_error("转换失败");
+    } catch (const std::exception& e) {
+        fl_alert("转换错误: %s", e.what());
+        return;
+    }
+    
+    if (success) {
+        fl_message("转换成功!");
+    } else {
+        fl_alert("转换失败，请检查输入文件!");
+    }
+}

others/C++/Image_format_converter/src/image_loader.cpp

@@ -0,0 +1,62 @@
+#include "image_loader.hpp"
+#include "common.hpp"
+#include <stb/stb_image.h>
+#include <stb/stb_image_write.h>
+#include <stdexcept>
+#include <iostream>
+
+ImageData ImageLoader::load(const std::string& path) {
+    ImageData data;
+    
+    // 加载图像
+    unsigned char* pixels = stbi_load(path.c_str(), 
+                                     &data.width, 
+                                     &data.height, 
+                                     &data.channels, 
+                                     0);
+    if (!pixels) {
+        throw std::runtime_error("无法加载图像: " + std::string(stbi_failure_reason()));
+    }
+
+    // 验证图像数据
+    try {
+        validate_image(pixels, data.width, data.height);
+    } catch (...) {
+        stbi_image_free(pixels);
+        throw;
+    }
+
+    // 转移所有权到智能指针
+    data.pixels.reset(pixels);
+    return data;
+}
+
+bool ImageLoader::save_png(const std::string& path, const ImageData& data) {
+    if (!data.pixels || data.width <= 0 || data.height <= 0) {
+        return false;
+    }
+    return stbi_write_png(path.c_str(),
+                         data.width,
+                         data.height,
+                         data.channels,
+                         data.pixels.get(),
+                         data.width * data.channels);
+}
+
+bool ImageLoader::save_jpg(const std::string& path, const ImageData& data, int quality) {
+    if (!data.pixels || data.width <= 0 || data.height <= 0) {
+        return false;
+    }
+    return stbi_write_jpg(path.c_str(),
+                         data.width,
+                         data.height,
+                         data.channels,
+                         data.pixels.get(),
+                         quality);
+}
+
+void ImageLoader::validate_image(const unsigned char* data, int width, int height) {
+    if (!data || width <= 0 || height <= 0) {
+        throw std::runtime_error("无效的图像数据");
+    }
+}

others/C++/Image_format_converter/src/jpg_to_bmp.cpp

@@ -0,0 +1,33 @@
+#include "jpg_to_bmp.hpp"
+#include "common.hpp"
+#include "image_loader.hpp"
+#include <stb/stb_image.h>
+#include <stb/stb_image_write.h>
+#include <string>
+
+bool JpgToBmpConverter::convert(const std::string& input_path,
+                             const std::string& output_path) {
+    // 加载JPG图像
+    ImageData data = ImageLoader::load(input_path);
+    if (!data.pixels) {
+        return false;
+    }
+
+    // 验证输入格式
+    if (!validate_input(data)) {
+        return false;
+    }
+
+    // 保存为BMP
+    return stbi_write_bmp(output_path.c_str(),
+                         data.width,
+                         data.height,
+                         data.channels,
+                         data.pixels.get());
+}
+
+bool JpgToBmpConverter::validate_input(const ImageData& data) {
+    // 确保是有效的图像数据
+    return data.width > 0 && data.height > 0 && 
+          (data.channels == 1 || data.channels == 3 || data.channels == 4);
+}

others/C++/Image_format_converter/src/jpg_to_png.cpp

@@ -0,0 +1,35 @@
+#include "jpg_to_png.hpp"
+#include "common.hpp"
+#include "image_loader.hpp"
+#include <stb/stb_image.h>
+#include <stb/stb_image_write.h>
+#include <string>
+
+bool JpgToPngConverter::convert(const std::string& input_path,
+                              const std::string& output_path,
+                              int compression_level) {
+    // 加载JPG图像
+    ImageData data = ImageLoader::load(input_path);
+    if (!data.pixels) {
+        return false;
+    }
+
+    // 验证输入格式
+    if (!validate_input(data)) {
+        return false;
+    }
+
+    // 保存为PNG
+    return stbi_write_png(output_path.c_str(),
+                        data.width,
+                        data.height,
+                        data.channels,
+                        data.pixels.get(),
+                        data.width * data.channels);
+}
+
+bool JpgToPngConverter::validate_input(const ImageData& data) {
+    // 确保是有效的图像数据
+    return data.width > 0 && data.height > 0 && 
+          (data.channels == 1 || data.channels == 3);
+}

others/C++/Image_format_converter/src/jpg_to_tiff.cpp

@@ -0,0 +1,61 @@
+#include "jpg_to_tiff.hpp"
+#include "common.hpp"
+#include "image_loader.hpp"
+#include <tiffio.h>
+#include <stb/stb_image.h>
+#include <string>
+
+bool JpgToTiffConverter::convert(const std::string& input_path,
+                               const std::string& output_path) {
+    // 加载JPG图像
+    ImageData data = ImageLoader::load(input_path);
+    if (!data.pixels) {
+        return false;
+    }
+
+    // 验证输入
+    if (!validate_input(data)) {
+        return false;
+    }
+
+    // 创建TIFF文件
+    TIFF* tif = TIFFOpen(output_path.c_str(), "w");
+    if (!tif) {
+        return false;
+    }
+
+    // 设置TIFF标签
+    TIFFSetField(tif, TIFFTAG_IMAGEWIDTH, data.width);
+    TIFFSetField(tif, TIFFTAG_IMAGELENGTH, data.height);
+    TIFFSetField(tif, TIFFTAG_SAMPLESPERPIXEL, data.channels);
+    TIFFSetField(tif, TIFFTAG_BITSPERSAMPLE, 8);
+    TIFFSetField(tif, TIFFTAG_ORIENTATION, ORIENTATION_TOPLEFT);
+    TIFFSetField(tif, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG);
+    
+    // 根据通道数设置PhotometricInterpretation
+    if (data.channels == 1) {
+        TIFFSetField(tif, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_MINISBLACK);
+    } else if (data.channels == 3 || data.channels == 4) {
+        TIFFSetField(tif, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_RGB);
+    } else {
+        TIFFClose(tif);
+        return false;
+    }
+
+    // 写入图像数据
+    tsize_t linebytes = data.width * data.channels;
+    unsigned char* buf = (unsigned char*)_TIFFmalloc(linebytes);
+    for (int y = 0; y < data.height; y++) {
+        memcpy(buf, &data.pixels.get()[y * linebytes], linebytes);
+        TIFFWriteScanline(tif, buf, y, 0);
+    }
+
+    _TIFFfree(buf);
+    TIFFClose(tif);
+    return true;
+}
+
+bool JpgToTiffConverter::validate_input(const ImageData& data) {
+    return data.width > 0 && data.height > 0 && 
+          (data.channels == 1 || data.channels == 3 || data.channels == 4);
+}

others/C++/Image_format_converter/src/main.cpp

@@ -0,0 +1,8 @@
+#include "gui_interface.hpp"
+#include <FL/Fl.H>
+
+int main(int argc, char** argv) {
+    MainWindow window(400, 300, "Image Format Converter");
+    window.show(argc, argv);
+    return Fl::run();
+}

others/C++/Image_format_converter/src/png_to_bmp.cpp

@@ -0,0 +1,33 @@
+#include "png_to_bmp.hpp"
+#include "common.hpp"
+#include "image_loader.hpp"
+#include <stb/stb_image.h>
+#include <stb/stb_image_write.h>
+#include <string>
+
+bool PngToBmpConverter::convert(const std::string& input_path,
+                             const std::string& output_path) {
+    // 加载PNG图像
+    ImageData data = ImageLoader::load(input_path);
+    if (!data.pixels) {
+        return false;
+    }
+
+    // 验证输入格式
+    if (!validate_input(data)) {
+        return false;
+    }
+
+    // 保存为BMP
+    return stbi_write_bmp(output_path.c_str(),
+                         data.width,
+                         data.height,
+                         data.channels,
+                         data.pixels.get());
+}
+
+bool PngToBmpConverter::validate_input(const ImageData& data) {
+    // 确保是有效的图像数据
+    return data.width > 0 && data.height > 0 && 
+          (data.channels == 1 || data.channels == 3 || data.channels == 4);
+}

others/C++/Image_format_converter/src/png_to_jpg.cpp

@@ -0,0 +1,35 @@
+#include "png_to_jpg.hpp"
+#include "common.hpp"
+#include "image_loader.hpp"
+#include <stb/stb_image.h>
+#include <stb/stb_image_write.h>
+#include <string>
+
+bool PngToJpgConverter::convert(const std::string& input_path, 
+                              const std::string& output_path,
+                              int quality) {
+    // 加载PNG图像
+    ImageData data = ImageLoader::load(input_path);
+    if (!data.pixels) {
+        return false;
+    }
+
+    // 验证输入格式
+    if (!validate_input(data)) {
+        return false;
+    }
+
+    // 保存为JPG
+    return stbi_write_jpg(output_path.c_str(), 
+                         data.width, 
+                         data.height, 
+                         data.channels, 
+                         data.pixels.get(), 
+                         quality);
+}
+
+bool PngToJpgConverter::validate_input(const ImageData& data) {
+    // 确保是有效的图像数据
+    return data.width > 0 && data.height > 0 && 
+          (data.channels == 3 || data.channels == 4);
+}

others/C++/Image_format_converter/src/png_to_tiff.cpp

@@ -0,0 +1,61 @@
+#include "png_to_tiff.hpp"
+#include "common.hpp"
+#include "image_loader.hpp"
+#include <tiffio.h>
+#include <stb/stb_image.h>
+#include <string>
+
+bool PngToTiffConverter::convert(const std::string& input_path,
+                               const std::string& output_path) {
+    // 加载PNG图像
+    ImageData data = ImageLoader::load(input_path);
+    if (!data.pixels) {
+        return false;
+    }
+
+    // 验证输入
+    if (!validate_input(data)) {
+        return false;
+    }
+
+    // 创建TIFF文件
+    TIFF* tif = TIFFOpen(output_path.c_str(), "w");
+    if (!tif) {
+        return false;
+    }
+
+    // 设置TIFF标签
+    TIFFSetField(tif, TIFFTAG_IMAGEWIDTH, data.width);
+    TIFFSetField(tif, TIFFTAG_IMAGELENGTH, data.height);
+    TIFFSetField(tif, TIFFTAG_SAMPLESPERPIXEL, data.channels);
+    TIFFSetField(tif, TIFFTAG_BITSPERSAMPLE, 8);
+    TIFFSetField(tif, TIFFTAG_ORIENTATION, ORIENTATION_TOPLEFT);
+    TIFFSetField(tif, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG);
+    
+    // 根据通道数设置PhotometricInterpretation
+    if (data.channels == 1) {
+        TIFFSetField(tif, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_MINISBLACK);
+    } else if (data.channels == 3 || data.channels == 4) {
+        TIFFSetField(tif, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_RGB);
+    } else {
+        TIFFClose(tif);
+        return false;
+    }
+
+    // 写入图像数据
+    tsize_t linebytes = data.width * data.channels;
+    unsigned char* buf = (unsigned char*)_TIFFmalloc(linebytes);
+    for (int y = 0; y < data.height; y++) {
+        memcpy(buf, &data.pixels.get()[y * linebytes], linebytes);
+        TIFFWriteScanline(tif, buf, y, 0);
+    }
+
+    _TIFFfree(buf);
+    TIFFClose(tif);
+    return true;
+}
+
+bool PngToTiffConverter::validate_input(const ImageData& data) {
+    return data.width > 0 && data.height > 0 && 
+          (data.channels == 1 || data.channels == 3 || data.channels == 4);
+}

others/C++/Image_format_converter/src/stb_impl.cpp

@@ -0,0 +1,4 @@
+#define STB_IMAGE_IMPLEMENTATION
+#define STB_IMAGE_WRITE_IMPLEMENTATION
+#include <stb/stb_image.h>
+#include <stb/stb_image_write.h>

others/C++/Image_format_converter/src/tiff_to_bmp.cpp

@@ -0,0 +1,72 @@
+#include "tiff_to_bmp.hpp"
+#include "common.hpp"
+#include "image_loader.hpp"
+#include <tiffio.h>
+#include <stb/stb_image_write.h>
+#include <string>
+
+bool TiffToBmpConverter::convert(const std::string& input_path,
+                               const std::string& output_path) {
+    // 使用libtiff加载TIFF图像
+    TIFF* tif = TIFFOpen(input_path.c_str(), "r");
+    if (!tif) {
+        return false;
+    }
+
+    // 获取图像信息
+    uint32 width, height;
+    TIFFGetField(tif, TIFFTAG_IMAGEWIDTH, &width);
+    TIFFGetField(tif, TIFFTAG_IMAGELENGTH, &height);
+    
+    // 获取TIFF格式信息
+    uint16 samplesperpixel, bitspersample, photometric;
+    TIFFGetField(tif, TIFFTAG_SAMPLESPERPIXEL, &samplesperpixel);
+    TIFFGetField(tif, TIFFTAG_BITSPERSAMPLE, &bitspersample);
+    TIFFGetField(tif, TIFFTAG_PHOTOMETRIC, &photometric);
+
+    // 验证TIFF格式
+    if (bitspersample != 8) {
+        TIFFClose(tif);
+        return false;
+    }
+
+    // 设置输出通道数
+    ImageData data;
+    data.width = width;
+    data.height = height;
+    data.channels = samplesperpixel;
+    data.pixels.reset(new unsigned char[width * height * data.channels]);
+
+    // 读取图像数据
+    tdata_t buf = _TIFFmalloc(TIFFScanlineSize(tif));
+    for (uint32 row = 0; row < height; row++) {
+        if (TIFFReadScanline(tif, buf, row) == -1) {
+            _TIFFfree(buf);
+            TIFFClose(tif);
+            return false;
+        }
+        memcpy(&data.pixels.get()[row * width * data.channels], 
+              buf, 
+              width * data.channels);
+    }
+
+    _TIFFfree(buf);
+    TIFFClose(tif);
+
+    // 验证输入
+    if (!validate_input(data)) {
+        return false;
+    }
+
+    // 保存为BMP
+    return stbi_write_bmp(output_path.c_str(),
+                        data.width,
+                        data.height,
+                        data.channels,
+                        data.pixels.get());
+}
+
+bool TiffToBmpConverter::validate_input(const ImageData& data) {
+    return data.width > 0 && data.height > 0 && 
+          (data.channels == 1 || data.channels == 3 || data.channels == 4);
+}

others/C++/Image_format_converter/src/tiff_to_jpg.cpp

@@ -0,0 +1,73 @@
+#include "tiff_to_jpg.hpp"
+#include "common.hpp"
+#include <tiffio.h>
+#include <stb/stb_image_write.h>
+#include <string>
+
+bool TiffToJpgConverter::convert(const std::string& input_path,
+                               const std::string& output_path,
+                               int quality) {
+    // 使用libtiff加载TIFF图像
+    TIFF* tif = TIFFOpen(input_path.c_str(), "r");
+    if (!tif) {
+        return false;
+    }
+
+    // 获取图像信息
+    uint32 width, height;
+    TIFFGetField(tif, TIFFTAG_IMAGEWIDTH, &width);
+    TIFFGetField(tif, TIFFTAG_IMAGELENGTH, &height);
+    
+    // 获取TIFF格式信息
+    uint16 samplesperpixel, bitspersample, photometric;
+    TIFFGetField(tif, TIFFTAG_SAMPLESPERPIXEL, &samplesperpixel);
+    TIFFGetField(tif, TIFFTAG_BITSPERSAMPLE, &bitspersample);
+    TIFFGetField(tif, TIFFTAG_PHOTOMETRIC, &photometric);
+
+    // 验证TIFF格式
+    if (bitspersample != 8) {
+        TIFFClose(tif);
+        return false;
+    }
+
+    // 设置输出通道数
+    ImageData data;
+    data.width = width;
+    data.height = height;
+    data.channels = samplesperpixel;
+    data.pixels.reset(new unsigned char[width * height * data.channels]);
+
+    // 读取图像数据
+    tdata_t buf = _TIFFmalloc(TIFFScanlineSize(tif));
+    for (uint32 row = 0; row < height; row++) {
+        if (TIFFReadScanline(tif, buf, row) == -1) {
+            _TIFFfree(buf);
+            TIFFClose(tif);
+            return false;
+        }
+        memcpy(&data.pixels.get()[row * width * data.channels], 
+              buf, 
+              width * data.channels);
+    }
+
+    _TIFFfree(buf);
+    TIFFClose(tif);
+
+    // 验证输入
+    if (!validate_input(data)) {
+        return false;
+    }
+
+    // 保存为JPG
+    return stbi_write_jpg(output_path.c_str(),
+                        data.width,
+                        data.height,
+                        data.channels,
+                        data.pixels.get(),
+                        quality);
+}
+
+bool TiffToJpgConverter::validate_input(const ImageData& data) {
+    return data.width > 0 && data.height > 0 && 
+          (data.channels == 1 || data.channels == 3 || data.channels == 4);
+}

others/C++/Image_format_converter/src/tiff_to_png.cpp

@@ -0,0 +1,73 @@
+#include "tiff_to_png.hpp"
+#include "common.hpp"
+#include <tiffio.h>
+#include <stb/stb_image_write.h>
+#include <string>
+
+bool TiffToPngConverter::convert(const std::string& input_path,
+                               const std::string& output_path,
+                               int compression_level) {
+    // 使用libtiff加载TIFF图像
+    TIFF* tif = TIFFOpen(input_path.c_str(), "r");
+    if (!tif) {
+        return false;
+    }
+
+    // 获取图像信息
+    uint32 width, height;
+    TIFFGetField(tif, TIFFTAG_IMAGEWIDTH, &width);
+    TIFFGetField(tif, TIFFTAG_IMAGELENGTH, &height);
+    
+    // 获取TIFF格式信息
+    uint16 samplesperpixel, bitspersample, photometric;
+    TIFFGetField(tif, TIFFTAG_SAMPLESPERPIXEL, &samplesperpixel);
+    TIFFGetField(tif, TIFFTAG_BITSPERSAMPLE, &bitspersample);
+    TIFFGetField(tif, TIFFTAG_PHOTOMETRIC, &photometric);
+
+    // 验证TIFF格式
+    if (bitspersample != 8) {
+        TIFFClose(tif);
+        return false;
+    }
+
+    // 设置输出通道数
+    ImageData data;
+    data.width = width;
+    data.height = height;
+    data.channels = samplesperpixel;
+    data.pixels.reset(new unsigned char[width * height * data.channels]);
+
+    // 读取图像数据
+    tdata_t buf = _TIFFmalloc(TIFFScanlineSize(tif));
+    for (uint32 row = 0; row < height; row++) {
+        if (TIFFReadScanline(tif, buf, row) == -1) {
+            _TIFFfree(buf);
+            TIFFClose(tif);
+            return false;
+        }
+        memcpy(&data.pixels.get()[row * width * data.channels], 
+              buf, 
+              width * data.channels);
+    }
+
+    _TIFFfree(buf);
+    TIFFClose(tif);
+
+    // 验证输入
+    if (!validate_input(data)) {
+        return false;
+    }
+
+    // 保存为PNG
+    return stbi_write_png(output_path.c_str(),
+                        data.width,
+                        data.height,
+                        data.channels,
+                        data.pixels.get(),
+                        data.width * data.channels);
+}
+
+bool TiffToPngConverter::validate_input(const ImageData& data) {
+    return data.width > 0 && data.height > 0 && 
+          (data.channels == 1 || data.channels == 3 || data.channels == 4);
+}

others/C++/Image_format_converter/src/utils.cpp

@@ -0,0 +1,11 @@
+#include "common.hpp"
+#include <algorithm>
+
+ImageFormat get_format_from_extension(const std::string& path) {
+    std::string ext = path.substr(path.find_last_of(".") + 1);
+    std::transform(ext.begin(), ext.end(), ext.begin(), ::tolower);
+    
+    if (ext == "png") return ImageFormat::PNG;
+    if (ext == "jpg" || ext == "jpeg") return ImageFormat::JPG;
+    return ImageFormat::UNKNOWN;
+}