代码取自deepseek,且已经过本地执行测试
[code]//.cs 文件类型，便于外部编辑时使用// 引用必要的命名空间using System.Collections.Generic;using System.Drawing;using System.Drawing.Imaging;using System.IO;using System.Linq;using System.Runtime.InteropServices;// Quicker将会调用的函数。可以根据需要修改返回值类型。public static void Exec(Quicker.Public.IStepContext context){ //var oldValue = context.GetVarValue("varName"); // 读取动作里的变量值 //MessageBox.Show(oldValue as string); //context.SetVarValue("varName", "从脚本输出的内容。"); // 向变量里输出值 //MessageBox.Show("Hello World!"); List Paths = new List { @"D:\SoftwareCache\Microsoft VS Code\图标\合成\16X16.png", @"D:\SoftwareCache\Microsoft VS Code\图标\合成\32X32.png", @"D:\SoftwareCache\Microsoft VS Code\图标\合成\48X48.png" }; IcoConverter.SaveAsLegacyIco(Paths,@"D:\SoftwareCache\Microsoft VS Code\图标\合成\test.ico");}//bmp格式写入public static class IcoConverter{ // ICO文件头布局 [[2]] [StructLayout(LayoutKind.Sequential)] private struct IconDir { public ushort Reserved; public ushort Type; public ushort Count; } // ICO目录项布局 [[2]] [StructLayout(LayoutKind.Sequential, Pack = 1)] private struct IconDirEntry { public byte Width; public byte Height; public byte ColorCount; public byte Reserved; public ushort Planes; public ushort BitCount; public uint BytesInRes; public uint ImageOffset; } /// /// 将多个BMP合并为多帧ICO文件 /// public static void SaveAsLegacyIco(IEnumerable bitmapPaths, string outputPath) { var entries = new List(); var imageDataList = new List(); uint currentOffset = 6 + (uint)(16 * bitmapPaths.Count()); // 头部长度 [[2]] // 生成所有图标的BMP数据 foreach (string bmpPath in bitmapPaths) { using (Bitmap bmp = new Bitmap(bmpPath)) //保证使用后即释放资源 { var data = GetBitmapData(bmp); var entry = new IconDirEntry { Width = (byte)(bmp.Width >= 256 ? 0 : bmp.Width), Height = (byte)(bmp.Height >= 256 ? 0 : bmp.Height), ColorCount = 0, Planes = 1, BitCount = 32, BytesInRes = (uint)data.Length, ImageOffset = currentOffset }; entries.Add(entry); imageDataList.Add(data); currentOffset += (uint)data.Length; } } // 写入文件 using (var fs = new FileStream(outputPath, FileMode.Create)) using (var writer = new BinaryWriter(fs)) { // 写入ICO头部 [[2]] writer.Write((ushort)0); // Reserved writer.Write((ushort)1); // Type=ICO writer.Write((ushort)entries.Count); // Image count // 写入目录项 foreach (var entry in entries) { writer.Write(entry.Width); writer.Write(entry.Height); writer.Write(entry.ColorCount); writer.Write(entry.Reserved); writer.Write(entry.Planes); writer.Write(entry.BitCount); writer.Write(entry.BytesInRes); writer.Write(entry.ImageOffset); } // 写入图像数据 [[11]] foreach (var data in imageDataList) { writer.Write(data); } } } /// /// 将Bitmap转为ICO兼容的BMP格式数据 /// private static byte[] GetBitmapData(Bitmap bmp) { var formattedBmp = new Bitmap(bmp.Width, bmp.Height, PixelFormat.Format32bppArgb); using (var g = Graphics.FromImage(formattedBmp)) { g.DrawImage(bmp, new Rectangle(0, 0, bmp.Width, bmp.Height)); } var bmpData = formattedBmp.LockBits( new Rectangle(0, 0, formattedBmp.Width, formattedBmp.Height), ImageLockMode.ReadOnly, formattedBmp.PixelFormat); try { int width = bmp.Width; int height = bmp.Height; int stride = bmpData.Stride; // BMP信息头 var infoHeader = new byte[40]; using (var ms = new MemoryStream(infoHeader)) using (var writer = new BinaryWriter(ms)) { writer.Write(40); // 信息头大小 writer.Write(width); // 宽度 writer.Write(height * 2); // 高度（颜色+掩码） writer.Write((ushort)1); // 位面数 writer.Write((ushort)32); // 位深 writer.Write(0); // 压缩方式（无压缩） writer.Write(stride * height + ((width + 31) / 32 * 4) * height); // 图像数据大小 writer.Write(0); // 程度分辨率 writer.Write(0); // 垂直分辨率 writer.Write(0); // 调色板颜色数 writer.Write(0); // 重要颜色数 } // 计算掩码参数 int maskStride = (width + 31) / 32 * 4; int maskDataSize = maskStride * height; int colorDataSize = stride * height; var buffer = new byte[infoHeader.Length + colorDataSize + maskDataSize]; // 复制信息头 Buffer.BlockCopy(infoHeader, 0, buffer, 0, infoHeader.Length); // 复制颜色数据（逆序行） byte[] colorData = new byte[colorDataSize]; Marshal.Copy(bmpData.Scan0, colorData, 0, colorDataSize); int colorOffset = infoHeader.Length; for (int y = 0; y < height; y++) { int srcIndex = y * stride; int destIndex = colorOffset + (height - 1 - y) * stride; Buffer.BlockCopy(colorData, srcIndex, buffer, destIndex, stride); } // 生成并复制掩码数据 byte[] maskData = GenerateMaskData(colorData, width, height, stride, maskStride); Buffer.BlockCopy(maskData, 0, buffer, infoHeader.Length + colorDataSize, maskDataSize); return buffer; } finally { formattedBmp.UnlockBits(bmpData); formattedBmp.Dispose(); } } /// /// 生成AND掩码位图（1位/像素） /// private static byte[] GenerateMaskData(byte[] colorData, int width, int height, int colorStride, int maskStride) { byte[] maskData = new byte[maskStride * height]; for (int y = 0; y < height; y++) { int srcY = y; // 原图的行 byte[] maskRow = new byte[maskStride]; int bitPos = 7; int byteIndex = 0; for (int x = 0; x < width; x++) { int pixelIndex = srcY * colorStride + x * 4; byte alpha = colorData[pixelIndex + 3]; // Alpha通道 if (alpha == 0) maskRow[byteIndex] |= (byte)(1 |
