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Assets/12.WeixinMinigame/Editor/PicCompressor.cs

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+using System.IO;
+using System.Threading;
+
+using UnityEngine;
+
+namespace WeChatWASM
+{
+    public class PicTask
+    {
+        /// <summary>
+        /// 0: png, 1:astc, 2:etc2，3：pvrtc
+        /// </summary>
+        public int type;
+
+        /// <summary>
+        /// 图片路径
+        /// </summary>
+        public string src;
+        public string dst;
+        public int width;
+        public int height;
+    }
+
+    /// <summary>
+    /// 基于ImageMagick的图片处理
+    /// </summary>
+    ///
+    public static class PicCompressor
+    {
+        private static string ASTCPath;
+        private static string PVRTCPath;
+        private static string PNGPath;
+        private static string DXT5Path;
+        private static Semaphore sempore = new Semaphore(8, 8); // 最多设置8个进程
+
+        public static string GetASTCPath()
+        {
+            if (Application.platform == RuntimePlatform.WindowsEditor)
+            {
+                return Path.Combine(UnityUtil.GetWxSDKRootPath(), "Editor/TextureEditor/Node/astcenc-sse4.1.exe");
+            }
+
+            if (UnityEngine.SystemInfo.processorType.ToLower().Contains("apple"))
+            {
+                return Path.Combine(UnityUtil.GetWxSDKRootPath(), "Editor/TextureEditor/Node/astcenc-neon");
+            }
+
+            return Path.Combine(UnityUtil.GetWxSDKRootPath(), "Editor/TextureEditor/Node/astcenc-avx2");
+        }
+
+        public static string GetPVRTCPath()
+        {
+            return Path.Combine(UnityUtil.GetWxSDKRootPath(), "Editor/TextureEditor/Node/PVRTexToolCLI" + (Application.platform == RuntimePlatform.WindowsEditor ? ".exe" : string.Empty));
+        }
+
+        public static string GetDXT5Path()
+        {
+            return Path.Combine(UnityUtil.GetWxSDKRootPath(), "Editor/TextureEditor/Node/PVRTexToolCLI" + (Application.platform == RuntimePlatform.WindowsEditor ? ".exe" : string.Empty));
+        }
+
+        public static string GetPNGPath()
+        {
+            return Path.Combine(UnityUtil.GetWxSDKRootPath(), "Editor/TextureEditor/Node/pngquant" + (Application.platform == RuntimePlatform.WindowsEditor ? ".exe" : string.Empty));
+        }
+
+        public static void TestASTC()
+        {
+            var p = new System.Diagnostics.Process();
+            p.StartInfo.FileName = GetASTCPath();
+            p.StartInfo.UseShellExecute = false;
+            p.StartInfo.RedirectStandardInput = true;
+            p.StartInfo.RedirectStandardOutput = true;
+            p.StartInfo.RedirectStandardError = true;
+            p.StartInfo.CreateNoWindow = true;
+            p.StartInfo.Arguments = " -help";
+
+            p.Start();
+
+            string strOuput = p.StandardOutput.ReadToEnd();
+            Debug.Log(strOuput);
+            p.WaitForExit();
+            p.Close();
+        }
+
+        public static void TestMinPNG()
+        {
+            var p = new System.Diagnostics.Process();
+            p.StartInfo.FileName = GetPNGPath();
+            p.StartInfo.UseShellExecute = false;
+            p.StartInfo.RedirectStandardInput = true;
+            p.StartInfo.RedirectStandardOutput = true;
+            p.StartInfo.RedirectStandardError = true;
+            p.StartInfo.CreateNoWindow = true;
+            p.StartInfo.Arguments = " -help";
+
+            p.Start();
+
+            /*
+            string strOuput = p.StandardOutput.ReadToEnd();
+            Debug.Log(strOuput);
+            p.WaitForExit();
+            p.Close();
+            */
+        }
+
+        public static void TestPVRTC()
+        {
+            var p = new System.Diagnostics.Process();
+            p.StartInfo.FileName = GetPVRTCPath();
+            p.StartInfo.UseShellExecute = false;
+            p.StartInfo.RedirectStandardInput = true;
+            p.StartInfo.RedirectStandardOutput = true;
+            p.StartInfo.RedirectStandardError = true;
+            p.StartInfo.CreateNoWindow = true;
+            p.StartInfo.Arguments = " -help";
+
+            p.Start();
+        }
+    }
+}