Init

Compressor/ImgPaths.cs

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+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ImageCompressor
+{
+    /// <summary>
+    /// 一张照片的打开路径和储存路径
+    /// </summary>
+    class ImgPaths
+    {
+        public bool KeepOriginal { get; set; } = true;
+        public FileInfo OriginalFileInfo { get; private set; }
+        public FileInfo DuplicatedFileInfo { get; private set; }
+        public ImgPaths(string readPath, string writePath) 
+        {
+            OriginalFileInfo = new FileInfo(readPath);
+            string extension = Path.GetExtension(writePath).ToLower();
+            if(extension != ".jpg" || extension !=".jpeg")
+            {
+                Path.ChangeExtension(writePath, ".jpg");
+            }
+            this.DuplicatedFileInfo = new FileInfo(writePath);
+        }
+    }
+}