gif图像分解、gif图像制作

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1、gif图像分解：
gifTool.exe 工具下载
2、gif图像制作：
3、工具核心源码:
点击下载
using Gif.Components;using System;using System.Collections.Generic;using System.Drawing;using System.Drawing.Imaging;using System.Linq;using System.Text;using System.Threading.Tasks;namespace Tool{    /// <summary>    /// gif图像处理类    ///     /// gif图像分解：    SaveSubImage()    /// 合并为gif图像：  SaveToGif()    /// </summary>    public class GifTools    {        /// <summary>        /// 自动处理函数;        /// 获取所有gif图像的子图；        /// 或合并所有图像为单个gif图像；        /// </summary>        public static void AutoProcess(string[] files)        {            List<string> gifList = new List<string>();            List<string> picList = new List<string>();            foreach (string file in files)            {                if(file.ToLower().EndsWith(".gif")) gifList.Add(file);                else picList.Add(file);            }            // 获取所有gif的子图像            foreach (string gif in gifList) GifTools.SaveSubImage(gif);            // 合并所有图像为单个gif图像            GifTools.SaveToGif(picList.ToArray());        }        /// <summary>        /// 获取gif图像的所有子图像，保存到gifPath所在路径        /// </summary>        public static void SaveSubImage(string gifPath)        {            Image imgGif = Image.FromFile(gifPath, true);            SaveSubImage(imgGif, gifPath);            imgGif.Dispose();        }        /// <summary>        /// 获取imgGif的所有子图像,保存到savePath对应的路径        /// </summary>        public static void SaveSubImage(Image imgGif, string savePath)        {            //Create a new FrameDimension object from this image            var ImgFrmDim = new FrameDimension(imgGif.FrameDimensionsList[0]);            //Determine the number of frames in the image            //Note that all images contain at least 1 frame,            //but an animated GIF will contain more than 1 frame.            int n = imgGif.GetFrameCount(ImgFrmDim);    // 获取子图像数目            // Save every frame into png format file            for (int i = 0; i < n; i++)            {                imgGif.SelectActiveFrame(ImgFrmDim, i); // 选择子图                string newName = savePath;                if (newName.Contains(".")) newName = newName.Substring(0, newName.LastIndexOf("."));                newName =  newName + "_" + i + ".png";                imgGif.Save(newName, ImageFormat.Png);  // 保存            }        }        /// <summary>        /// 保存多张图像为单张gif图像        /// </summary>        public static void SaveToGif(string[] imagePaths, string outputFilePath="", int ms = 100, bool repet = true)        {            List<Image> list = new List<Image>();            foreach (string path in imagePaths)            {                list.Add(Image.FromFile(path));            }            if (outputFilePath.Equals(""))            {                // 设置输出文件名                outputFilePath = imagePaths[0];                if (outputFilePath.Contains(".")) outputFilePath = outputFilePath.Substring(0, outputFilePath.LastIndexOf("."));                outputFilePath = outputFilePath + ".gif";            }            SaveToGif(list.ToArray(), outputFilePath, ms, repet);            foreach (Image image in list) image.Dispose();        }        /// <summary>        /// 保存多张图像为单张gif图像        /// </summary>        public static void SaveToGif(Image[] images, string outputFilePath, int ms = 100, bool repet = true)        {            AnimatedGifEncoder encoder = new AnimatedGifEncoder();            encoder.Start(outputFilePath);      // 输出gif文件路径            encoder.SetDelay(ms);               // 帧间隔            encoder.SetRepeat(repet ? 0 : -1);  // 0:循环 -1:不循环            for (int i = 0, count = images.Length; i < count; i++)            {                encoder.AddFrame(images[i]);    // 添加图像            }            encoder.Finish();        }    }}
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