diff --git a/Unity Studio/Unity Classes/Texture2D.cs b/Unity Studio/Unity Classes/Texture2D.cs
index 31d6745..6e8d8c2 100644
--- a/Unity Studio/Unity Classes/Texture2D.cs	
+++ b/Unity Studio/Unity Classes/Texture2D.cs	
@@ -8,7 +8,7 @@ using System.Windows.Forms;
 
 namespace Unity_Studio
 {
-    class Texture2D
+    partial class Texture2D
     {
         public string m_Name;
         public int m_Width;
@@ -86,18 +86,6 @@ namespace Unity_Studio
         //texgenpack
         private texgenpack_texturetype texturetype;
 
-        [DllImport("PVRTexLibWrapper.dll", CallingConvention = CallingConvention.Cdecl)]
-        private static extern bool DecompressPVR(byte[] buffer, IntPtr bmp, int len);
-
-        [DllImport("TextureConverterWrapper.dll", CallingConvention = CallingConvention.Cdecl)]
-        private static extern bool Ponvert(byte[] buffer, IntPtr bmp, int nWidth, int nHeight, int len, int type, int bmpsize, bool fixAlpha);
-
-        [DllImport("crunch.dll", CallingConvention = CallingConvention.Cdecl)]
-        private static extern bool DecompressCRN(byte[] pSrc_file_data, int src_file_size, out IntPtr dxtdata, out int dxtsize);
-
-        [DllImport("texgenpack.dll", CallingConvention = CallingConvention.Cdecl)]
-        private static extern void texgenpackdecode(int texturetype, byte[] texturedata, int width, int height, IntPtr bmp, bool fixAlpha);
-
         public Texture2D(AssetPreloadData preloadData, bool readSwitch)
         {
             var sourceFile = preloadData.sourceFile;
@@ -775,321 +763,6 @@ namespace Unity_Studio
             dwBBitMask = 0xFF;
             dwABitMask = -16777216;
         }
-
-        public byte[] ConvertToContainer()
-        {
-            if (image_data == null || image_data.Length == 0)
-                return null;
-            switch (m_TextureFormat)
-            {
-                case TextureFormat.Alpha8:
-                case TextureFormat.ARGB4444:
-                case TextureFormat.RGB24:
-                case TextureFormat.RGBA32:
-                case TextureFormat.ARGB32:
-                case TextureFormat.RGB565:
-                case TextureFormat.R16:
-                case TextureFormat.DXT1:
-                case TextureFormat.DXT5:
-                case TextureFormat.RGBA4444:
-                case TextureFormat.BGRA32:
-                case TextureFormat.RG16:
-                case TextureFormat.R8:
-                    return ConvertToDDS();
-                case TextureFormat.YUY2:
-                case TextureFormat.PVRTC_RGB2:
-                case TextureFormat.PVRTC_RGBA2:
-                case TextureFormat.PVRTC_RGB4:
-                case TextureFormat.PVRTC_RGBA4:
-                case TextureFormat.ETC_RGB4:
-                case TextureFormat.ETC2_RGB:
-                case TextureFormat.ETC2_RGBA1:
-                case TextureFormat.ETC2_RGBA8:
-                case TextureFormat.ASTC_RGB_4x4:
-                case TextureFormat.ASTC_RGB_5x5:
-                case TextureFormat.ASTC_RGB_6x6:
-                case TextureFormat.ASTC_RGB_8x8:
-                case TextureFormat.ASTC_RGB_10x10:
-                case TextureFormat.ASTC_RGB_12x12:
-                case TextureFormat.ASTC_RGBA_4x4:
-                case TextureFormat.ASTC_RGBA_5x5:
-                case TextureFormat.ASTC_RGBA_6x6:
-                case TextureFormat.ASTC_RGBA_8x8:
-                case TextureFormat.ASTC_RGBA_10x10:
-                case TextureFormat.ASTC_RGBA_12x12:
-                case TextureFormat.ETC_RGB4_3DS:
-                case TextureFormat.ETC_RGBA8_3DS:
-                    return ConvertToPVR();
-                case TextureFormat.RHalf:
-                case TextureFormat.RGHalf:
-                case TextureFormat.RGBAHalf:
-                case TextureFormat.RFloat:
-                case TextureFormat.RGFloat:
-                case TextureFormat.RGBAFloat:
-                case TextureFormat.BC4:
-                case TextureFormat.BC5:
-                case TextureFormat.BC6H:
-                case TextureFormat.BC7:
-                case TextureFormat.ATC_RGB4:
-                case TextureFormat.ATC_RGBA8:
-                case TextureFormat.EAC_R:
-                case TextureFormat.EAC_R_SIGNED:
-                case TextureFormat.EAC_RG:
-                case TextureFormat.EAC_RG_SIGNED:
-                    return ConvertToKTX();
-                default:
-                    return image_data;
-            }
-        }
-
-        private byte[] ConvertToDDS()
-        {
-            var imageBuffer = new byte[128 + image_data_size];
-            dwMagic.CopyTo(imageBuffer, 0);
-            BitConverter.GetBytes(dwFlags).CopyTo(imageBuffer, 8);
-            BitConverter.GetBytes(m_Height).CopyTo(imageBuffer, 12);
-            BitConverter.GetBytes(m_Width).CopyTo(imageBuffer, 16);
-            BitConverter.GetBytes(dwPitchOrLinearSize).CopyTo(imageBuffer, 20);
-            BitConverter.GetBytes(dwMipMapCount).CopyTo(imageBuffer, 28);
-            BitConverter.GetBytes(dwSize).CopyTo(imageBuffer, 76);
-            BitConverter.GetBytes(dwFlags2).CopyTo(imageBuffer, 80);
-            BitConverter.GetBytes(dwFourCC).CopyTo(imageBuffer, 84);
-            BitConverter.GetBytes(dwRGBBitCount).CopyTo(imageBuffer, 88);
-            BitConverter.GetBytes(dwRBitMask).CopyTo(imageBuffer, 92);
-            BitConverter.GetBytes(dwGBitMask).CopyTo(imageBuffer, 96);
-            BitConverter.GetBytes(dwBBitMask).CopyTo(imageBuffer, 100);
-            BitConverter.GetBytes(dwABitMask).CopyTo(imageBuffer, 104);
-            BitConverter.GetBytes(dwCaps).CopyTo(imageBuffer, 108);
-            BitConverter.GetBytes(dwCaps2).CopyTo(imageBuffer, 112);
-            image_data.CopyTo(imageBuffer, 128);
-            return imageBuffer;
-        }
-
-        private byte[] ConvertToPVR()
-        {
-            var mstream = new MemoryStream();
-            using (var writer = new BinaryWriter(mstream))
-            {
-                writer.Write(pvrVersion);
-                writer.Write(pvrFlags);
-                writer.Write(pvrPixelFormat);
-                writer.Write(pvrColourSpace);
-                writer.Write(pvrChannelType);
-                writer.Write(m_Height);
-                writer.Write(m_Width);
-                writer.Write(pvrDepth);
-                writer.Write(pvrNumSurfaces);
-                writer.Write(pvrNumFaces);
-                writer.Write(dwMipMapCount);
-                writer.Write(pvrMetaDataSize);
-                writer.Write(image_data);
-                return mstream.ToArray();
-            }
-        }
-
-        private byte[] ConvertToKTX()
-        {
-            var mstream = new MemoryStream();
-            using (var writer = new BinaryWriter(mstream))
-            {
-                writer.Write(KTXHeader.IDENTIFIER);
-                writer.Write(KTXHeader.ENDIANESS_LE);
-                writer.Write(glType);
-                writer.Write(glTypeSize);
-                writer.Write(glFormat);
-                writer.Write(glInternalFormat);
-                writer.Write(glBaseInternalFormat);
-                writer.Write(m_Width);
-                writer.Write(m_Height);
-                writer.Write(pixelDepth);
-                writer.Write(numberOfArrayElements);
-                writer.Write(numberOfFaces);
-                writer.Write(numberOfMipmapLevels);
-                writer.Write(bytesOfKeyValueData);
-                writer.Write(image_data_size);
-                writer.Write(image_data);
-                return mstream.ToArray();
-            }
-        }
-
-        public Bitmap ConvertToBitmap(bool flip)
-        {
-            if (image_data == null || image_data.Length == 0)
-                return null;
-            Bitmap bitmap;
-            switch (m_TextureFormat)
-            {
-                case TextureFormat.Alpha8:
-                case TextureFormat.ARGB4444:
-                case TextureFormat.RGB24:
-                case TextureFormat.RGBA32:
-                case TextureFormat.ARGB32:
-                case TextureFormat.R16:
-                case TextureFormat.RGBA4444:
-                case TextureFormat.BGRA32:
-                case TextureFormat.RG16:
-                case TextureFormat.R8:
-                    bitmap = BGRA32ToBitmap();
-                    break;
-                case TextureFormat.RGB565:
-                    bitmap = RGB565ToBitmap();
-                    break;
-                case TextureFormat.YUY2:
-                case TextureFormat.PVRTC_RGB2:
-                case TextureFormat.PVRTC_RGBA2:
-                case TextureFormat.PVRTC_RGB4:
-                case TextureFormat.PVRTC_RGBA4:
-                case TextureFormat.ETC_RGB4:
-                case TextureFormat.ETC2_RGB:
-                case TextureFormat.ETC2_RGBA1:
-                case TextureFormat.ETC2_RGBA8:
-                case TextureFormat.ASTC_RGB_4x4:
-                case TextureFormat.ASTC_RGB_5x5:
-                case TextureFormat.ASTC_RGB_6x6:
-                case TextureFormat.ASTC_RGB_8x8:
-                case TextureFormat.ASTC_RGB_10x10:
-                case TextureFormat.ASTC_RGB_12x12:
-                case TextureFormat.ASTC_RGBA_4x4:
-                case TextureFormat.ASTC_RGBA_5x5:
-                case TextureFormat.ASTC_RGBA_6x6:
-                case TextureFormat.ASTC_RGBA_8x8:
-                case TextureFormat.ASTC_RGBA_10x10:
-                case TextureFormat.ASTC_RGBA_12x12:
-                case TextureFormat.ETC_RGB4_3DS:
-                case TextureFormat.ETC_RGBA8_3DS:
-                    bitmap = PVRToBitmap(ConvertToPVR());
-                    break;
-                case TextureFormat.DXT1:
-                case TextureFormat.DXT5:
-                case TextureFormat.RHalf:
-                case TextureFormat.RGHalf:
-                case TextureFormat.RGBAHalf:
-                case TextureFormat.RFloat:
-                case TextureFormat.RGFloat:
-                case TextureFormat.RGBAFloat:
-                case TextureFormat.RGB9e5Float:
-                case TextureFormat.ATC_RGB4:
-                case TextureFormat.ATC_RGBA8:
-                case TextureFormat.EAC_R:
-                case TextureFormat.EAC_R_SIGNED:
-                case TextureFormat.EAC_RG:
-                case TextureFormat.EAC_RG_SIGNED:
-                    bitmap = TextureConverter();
-                    break;
-                case TextureFormat.BC4:
-                case TextureFormat.BC5:
-                case TextureFormat.BC6H:
-                case TextureFormat.BC7:
-                    bitmap = Texgenpack();
-                    break;
-                case TextureFormat.DXT1Crunched:
-                case TextureFormat.DXT5Crunched:
-                    DecompressCRN();
-                    bitmap = TextureConverter();
-                    break;
-                case TextureFormat.ETC_RGB4Crunched:
-                case TextureFormat.ETC2_RGBA8Crunched:
-                    DecompressCRN();
-                    bitmap = PVRToBitmap(ConvertToPVR());
-                    break;
-                default:
-                    return null;
-            }
-            if (bitmap != null && flip)
-                bitmap.RotateFlip(RotateFlipType.RotateNoneFlipY);
-            return bitmap;
-        }
-
-        private Bitmap BGRA32ToBitmap()
-        {
-            var hObject = GCHandle.Alloc(image_data, GCHandleType.Pinned);
-            var pObject = hObject.AddrOfPinnedObject();
-            var bitmap = new Bitmap(m_Width, m_Height, m_Width * 4, PixelFormat.Format32bppArgb, pObject);
-            hObject.Free();
-            return bitmap;
-        }
-
-        private Bitmap RGB565ToBitmap()
-        {
-            //stride = m_Width * 2 + m_Width * 2 % 4
-            //所以m_Width * 2不为4的倍数时，需要在每行补上相应的像素
-            byte[] buff;
-            var padding = m_Width * 2 % 4;
-            var stride = m_Width * 2 + padding;
-            if (padding != 0)
-            {
-                buff = new byte[stride * m_Height];
-                for (int i = 0; i < m_Height; i++)
-                {
-                    Array.Copy(image_data, i * m_Width * 2, buff, i * stride, m_Width * 2);
-                }
-            }
-            else
-            {
-                buff = image_data;
-            }
-            var hObject = GCHandle.Alloc(buff, GCHandleType.Pinned);
-            var pObject = hObject.AddrOfPinnedObject();
-            var bitmap = new Bitmap(m_Width, m_Height, stride, PixelFormat.Format16bppRgb565, pObject);
-            hObject.Free();
-            return bitmap;
-        }
-
-        private Bitmap PVRToBitmap(byte[] pvrdata)
-        {
-            var bitmap = new Bitmap(m_Width, m_Height);
-            var rect = new Rectangle(0, 0, m_Width, m_Height);
-            var bmd = bitmap.LockBits(rect, ImageLockMode.WriteOnly, PixelFormat.Format32bppArgb);
-            var len = Math.Abs(bmd.Stride) * bmd.Height;
-            if (!DecompressPVR(pvrdata, bmd.Scan0, len))
-            {
-                bitmap.UnlockBits(bmd);
-                bitmap.Dispose();
-                return null;
-            }
-            bitmap.UnlockBits(bmd);
-            return bitmap;
-        }
-
-        private Bitmap TextureConverter()
-        {
-            var bitmap = new Bitmap(m_Width, m_Height);
-            var rect = new Rectangle(0, 0, m_Width, m_Height);
-            var bmd = bitmap.LockBits(rect, ImageLockMode.WriteOnly, PixelFormat.Format32bppArgb);
-            var len = Math.Abs(bmd.Stride) * bmd.Height;
-            var fixAlpha = glBaseInternalFormat == KTXHeader.GL_RED || glBaseInternalFormat == KTXHeader.GL_RG;
-            if (!Ponvert(image_data, bmd.Scan0, m_Width, m_Height, image_data_size, (int)q_format, len, fixAlpha))
-            {
-                bitmap.UnlockBits(bmd);
-                bitmap.Dispose();
-                return null;
-            }
-            bitmap.UnlockBits(bmd);
-            return bitmap;
-        }
-
-        private void DecompressCRN()
-        {
-            if (DecompressCRN(image_data, image_data_size, out IntPtr dxtdata, out int dxtsize))
-            {
-                var dxtbytes = new byte[dxtsize];
-                Marshal.Copy(dxtdata, dxtbytes, 0, dxtsize);
-                Marshal.FreeHGlobal(dxtdata);
-                image_data = dxtbytes;
-                image_data_size = dxtsize;
-            }
-        }
-
-        private Bitmap Texgenpack()
-        {
-            var bitmap = new Bitmap(m_Width, m_Height);
-            var rect = new Rectangle(0, 0, m_Width, m_Height);
-            var bmd = bitmap.LockBits(rect, ImageLockMode.WriteOnly, PixelFormat.Format32bppArgb);
-            var fixAlpha = glBaseInternalFormat == KTXHeader.GL_RED || glBaseInternalFormat == KTXHeader.GL_RG;
-            texgenpackdecode((int)texturetype, image_data, m_Width, m_Height, bmd.Scan0, fixAlpha);
-            bitmap.UnlockBits(bmd);
-            return bitmap;
-        }
     }
 }
 
diff --git a/Unity Studio/Unity Studio Classes/Texture2DConverter.cs b/Unity Studio/Unity Studio Classes/Texture2DConverter.cs
new file mode 100644
index 0000000..f3aff78
--- /dev/null
+++ b/Unity Studio/Unity Studio Classes/Texture2DConverter.cs	
@@ -0,0 +1,342 @@
+using System;
+using System.Collections.Generic;
+using System.Drawing;
+using System.Drawing.Imaging;
+using System.IO;
+using System.Linq;
+using System.Runtime.InteropServices;
+using System.Text;
+
+namespace Unity_Studio
+{
+    partial class Texture2D
+    {
+        [DllImport("PVRTexLibWrapper.dll", CallingConvention = CallingConvention.Cdecl)]
+        private static extern bool DecompressPVR(byte[] buffer, IntPtr bmp, int len);
+
+        [DllImport("TextureConverterWrapper.dll", CallingConvention = CallingConvention.Cdecl)]
+        private static extern bool Ponvert(byte[] buffer, IntPtr bmp, int nWidth, int nHeight, int len, int type, int bmpsize, bool fixAlpha);
+
+        [DllImport("crunch.dll", CallingConvention = CallingConvention.Cdecl)]
+        private static extern bool DecompressCRN(byte[] pSrc_file_data, int src_file_size, out IntPtr dxtdata, out int dxtsize);
+
+        [DllImport("texgenpack.dll", CallingConvention = CallingConvention.Cdecl)]
+        private static extern void texgenpackdecode(int texturetype, byte[] texturedata, int width, int height, IntPtr bmp, bool fixAlpha);
+
+
+        public byte[] ConvertToContainer()
+        {
+            if (image_data == null || image_data.Length == 0)
+                return null;
+            switch (m_TextureFormat)
+            {
+                case TextureFormat.Alpha8:
+                case TextureFormat.ARGB4444:
+                case TextureFormat.RGB24:
+                case TextureFormat.RGBA32:
+                case TextureFormat.ARGB32:
+                case TextureFormat.RGB565:
+                case TextureFormat.R16:
+                case TextureFormat.DXT1:
+                case TextureFormat.DXT5:
+                case TextureFormat.RGBA4444:
+                case TextureFormat.BGRA32:
+                case TextureFormat.RG16:
+                case TextureFormat.R8:
+                    return ConvertToDDS();
+                case TextureFormat.YUY2:
+                case TextureFormat.PVRTC_RGB2:
+                case TextureFormat.PVRTC_RGBA2:
+                case TextureFormat.PVRTC_RGB4:
+                case TextureFormat.PVRTC_RGBA4:
+                case TextureFormat.ETC_RGB4:
+                case TextureFormat.ETC2_RGB:
+                case TextureFormat.ETC2_RGBA1:
+                case TextureFormat.ETC2_RGBA8:
+                case TextureFormat.ASTC_RGB_4x4:
+                case TextureFormat.ASTC_RGB_5x5:
+                case TextureFormat.ASTC_RGB_6x6:
+                case TextureFormat.ASTC_RGB_8x8:
+                case TextureFormat.ASTC_RGB_10x10:
+                case TextureFormat.ASTC_RGB_12x12:
+                case TextureFormat.ASTC_RGBA_4x4:
+                case TextureFormat.ASTC_RGBA_5x5:
+                case TextureFormat.ASTC_RGBA_6x6:
+                case TextureFormat.ASTC_RGBA_8x8:
+                case TextureFormat.ASTC_RGBA_10x10:
+                case TextureFormat.ASTC_RGBA_12x12:
+                case TextureFormat.ETC_RGB4_3DS:
+                case TextureFormat.ETC_RGBA8_3DS:
+                    return ConvertToPVR();
+                case TextureFormat.RHalf:
+                case TextureFormat.RGHalf:
+                case TextureFormat.RGBAHalf:
+                case TextureFormat.RFloat:
+                case TextureFormat.RGFloat:
+                case TextureFormat.RGBAFloat:
+                case TextureFormat.BC4:
+                case TextureFormat.BC5:
+                case TextureFormat.BC6H:
+                case TextureFormat.BC7:
+                case TextureFormat.ATC_RGB4:
+                case TextureFormat.ATC_RGBA8:
+                case TextureFormat.EAC_R:
+                case TextureFormat.EAC_R_SIGNED:
+                case TextureFormat.EAC_RG:
+                case TextureFormat.EAC_RG_SIGNED:
+                    return ConvertToKTX();
+                default:
+                    return image_data;
+            }
+        }
+
+        private byte[] ConvertToDDS()
+        {
+            var imageBuffer = new byte[128 + image_data_size];
+            dwMagic.CopyTo(imageBuffer, 0);
+            BitConverter.GetBytes(dwFlags).CopyTo(imageBuffer, 8);
+            BitConverter.GetBytes(m_Height).CopyTo(imageBuffer, 12);
+            BitConverter.GetBytes(m_Width).CopyTo(imageBuffer, 16);
+            BitConverter.GetBytes(dwPitchOrLinearSize).CopyTo(imageBuffer, 20);
+            BitConverter.GetBytes(dwMipMapCount).CopyTo(imageBuffer, 28);
+            BitConverter.GetBytes(dwSize).CopyTo(imageBuffer, 76);
+            BitConverter.GetBytes(dwFlags2).CopyTo(imageBuffer, 80);
+            BitConverter.GetBytes(dwFourCC).CopyTo(imageBuffer, 84);
+            BitConverter.GetBytes(dwRGBBitCount).CopyTo(imageBuffer, 88);
+            BitConverter.GetBytes(dwRBitMask).CopyTo(imageBuffer, 92);
+            BitConverter.GetBytes(dwGBitMask).CopyTo(imageBuffer, 96);
+            BitConverter.GetBytes(dwBBitMask).CopyTo(imageBuffer, 100);
+            BitConverter.GetBytes(dwABitMask).CopyTo(imageBuffer, 104);
+            BitConverter.GetBytes(dwCaps).CopyTo(imageBuffer, 108);
+            BitConverter.GetBytes(dwCaps2).CopyTo(imageBuffer, 112);
+            image_data.CopyTo(imageBuffer, 128);
+            return imageBuffer;
+        }
+
+        private byte[] ConvertToPVR()
+        {
+            var mstream = new MemoryStream();
+            using (var writer = new BinaryWriter(mstream))
+            {
+                writer.Write(pvrVersion);
+                writer.Write(pvrFlags);
+                writer.Write(pvrPixelFormat);
+                writer.Write(pvrColourSpace);
+                writer.Write(pvrChannelType);
+                writer.Write(m_Height);
+                writer.Write(m_Width);
+                writer.Write(pvrDepth);
+                writer.Write(pvrNumSurfaces);
+                writer.Write(pvrNumFaces);
+                writer.Write(dwMipMapCount);
+                writer.Write(pvrMetaDataSize);
+                writer.Write(image_data);
+                return mstream.ToArray();
+            }
+        }
+
+        private byte[] ConvertToKTX()
+        {
+            var mstream = new MemoryStream();
+            using (var writer = new BinaryWriter(mstream))
+            {
+                writer.Write(KTXHeader.IDENTIFIER);
+                writer.Write(KTXHeader.ENDIANESS_LE);
+                writer.Write(glType);
+                writer.Write(glTypeSize);
+                writer.Write(glFormat);
+                writer.Write(glInternalFormat);
+                writer.Write(glBaseInternalFormat);
+                writer.Write(m_Width);
+                writer.Write(m_Height);
+                writer.Write(pixelDepth);
+                writer.Write(numberOfArrayElements);
+                writer.Write(numberOfFaces);
+                writer.Write(numberOfMipmapLevels);
+                writer.Write(bytesOfKeyValueData);
+                writer.Write(image_data_size);
+                writer.Write(image_data);
+                return mstream.ToArray();
+            }
+        }
+
+        public Bitmap ConvertToBitmap(bool flip)
+        {
+            if (image_data == null || image_data.Length == 0)
+                return null;
+            Bitmap bitmap;
+            switch (m_TextureFormat)
+            {
+                case TextureFormat.Alpha8:
+                case TextureFormat.ARGB4444:
+                case TextureFormat.RGB24:
+                case TextureFormat.RGBA32:
+                case TextureFormat.ARGB32:
+                case TextureFormat.R16:
+                case TextureFormat.RGBA4444:
+                case TextureFormat.BGRA32:
+                case TextureFormat.RG16:
+                case TextureFormat.R8:
+                    bitmap = BGRA32ToBitmap();
+                    break;
+                case TextureFormat.RGB565:
+                    bitmap = RGB565ToBitmap();
+                    break;
+                case TextureFormat.YUY2:
+                case TextureFormat.PVRTC_RGB2:
+                case TextureFormat.PVRTC_RGBA2:
+                case TextureFormat.PVRTC_RGB4:
+                case TextureFormat.PVRTC_RGBA4:
+                case TextureFormat.ETC_RGB4:
+                case TextureFormat.ETC2_RGB:
+                case TextureFormat.ETC2_RGBA1:
+                case TextureFormat.ETC2_RGBA8:
+                case TextureFormat.ASTC_RGB_4x4:
+                case TextureFormat.ASTC_RGB_5x5:
+                case TextureFormat.ASTC_RGB_6x6:
+                case TextureFormat.ASTC_RGB_8x8:
+                case TextureFormat.ASTC_RGB_10x10:
+                case TextureFormat.ASTC_RGB_12x12:
+                case TextureFormat.ASTC_RGBA_4x4:
+                case TextureFormat.ASTC_RGBA_5x5:
+                case TextureFormat.ASTC_RGBA_6x6:
+                case TextureFormat.ASTC_RGBA_8x8:
+                case TextureFormat.ASTC_RGBA_10x10:
+                case TextureFormat.ASTC_RGBA_12x12:
+                case TextureFormat.ETC_RGB4_3DS:
+                case TextureFormat.ETC_RGBA8_3DS:
+                    bitmap = PVRToBitmap(ConvertToPVR());
+                    break;
+                case TextureFormat.DXT1:
+                case TextureFormat.DXT5:
+                case TextureFormat.RHalf:
+                case TextureFormat.RGHalf:
+                case TextureFormat.RGBAHalf:
+                case TextureFormat.RFloat:
+                case TextureFormat.RGFloat:
+                case TextureFormat.RGBAFloat:
+                case TextureFormat.RGB9e5Float:
+                case TextureFormat.ATC_RGB4:
+                case TextureFormat.ATC_RGBA8:
+                case TextureFormat.EAC_R:
+                case TextureFormat.EAC_R_SIGNED:
+                case TextureFormat.EAC_RG:
+                case TextureFormat.EAC_RG_SIGNED:
+                    bitmap = TextureConverter();
+                    break;
+                case TextureFormat.BC4:
+                case TextureFormat.BC5:
+                case TextureFormat.BC6H:
+                case TextureFormat.BC7:
+                    bitmap = Texgenpack();
+                    break;
+                case TextureFormat.DXT1Crunched:
+                case TextureFormat.DXT5Crunched:
+                    DecompressCRN();
+                    bitmap = TextureConverter();
+                    break;
+                case TextureFormat.ETC_RGB4Crunched:
+                case TextureFormat.ETC2_RGBA8Crunched:
+                    DecompressCRN();
+                    bitmap = PVRToBitmap(ConvertToPVR());
+                    break;
+                default:
+                    return null;
+            }
+            if (bitmap != null && flip)
+                bitmap.RotateFlip(RotateFlipType.RotateNoneFlipY);
+            return bitmap;
+        }
+
+        private Bitmap BGRA32ToBitmap()
+        {
+            var hObject = GCHandle.Alloc(image_data, GCHandleType.Pinned);
+            var pObject = hObject.AddrOfPinnedObject();
+            var bitmap = new Bitmap(m_Width, m_Height, m_Width * 4, PixelFormat.Format32bppArgb, pObject);
+            hObject.Free();
+            return bitmap;
+        }
+
+        private Bitmap RGB565ToBitmap()
+        {
+            //stride = m_Width * 2 + m_Width * 2 % 4
+            //所以m_Width * 2不为4的倍数时，需要在每行补上相应的像素
+            byte[] buff;
+            var padding = m_Width * 2 % 4;
+            var stride = m_Width * 2 + padding;
+            if (padding != 0)
+            {
+                buff = new byte[stride * m_Height];
+                for (int i = 0; i < m_Height; i++)
+                {
+                    Array.Copy(image_data, i * m_Width * 2, buff, i * stride, m_Width * 2);
+                }
+            }
+            else
+            {
+                buff = image_data;
+            }
+            var hObject = GCHandle.Alloc(buff, GCHandleType.Pinned);
+            var pObject = hObject.AddrOfPinnedObject();
+            var bitmap = new Bitmap(m_Width, m_Height, stride, PixelFormat.Format16bppRgb565, pObject);
+            hObject.Free();
+            return bitmap;
+        }
+
+        private Bitmap PVRToBitmap(byte[] pvrdata)
+        {
+            var bitmap = new Bitmap(m_Width, m_Height);
+            var rect = new Rectangle(0, 0, m_Width, m_Height);
+            var bmd = bitmap.LockBits(rect, ImageLockMode.WriteOnly, PixelFormat.Format32bppArgb);
+            var len = Math.Abs(bmd.Stride) * bmd.Height;
+            if (!DecompressPVR(pvrdata, bmd.Scan0, len))
+            {
+                bitmap.UnlockBits(bmd);
+                bitmap.Dispose();
+                return null;
+            }
+            bitmap.UnlockBits(bmd);
+            return bitmap;
+        }
+
+        private Bitmap TextureConverter()
+        {
+            var bitmap = new Bitmap(m_Width, m_Height);
+            var rect = new Rectangle(0, 0, m_Width, m_Height);
+            var bmd = bitmap.LockBits(rect, ImageLockMode.WriteOnly, PixelFormat.Format32bppArgb);
+            var len = Math.Abs(bmd.Stride) * bmd.Height;
+            var fixAlpha = glBaseInternalFormat == KTXHeader.GL_RED || glBaseInternalFormat == KTXHeader.GL_RG;
+            if (!Ponvert(image_data, bmd.Scan0, m_Width, m_Height, image_data_size, (int)q_format, len, fixAlpha))
+            {
+                bitmap.UnlockBits(bmd);
+                bitmap.Dispose();
+                return null;
+            }
+            bitmap.UnlockBits(bmd);
+            return bitmap;
+        }
+
+        private void DecompressCRN()
+        {
+            if (DecompressCRN(image_data, image_data_size, out IntPtr dxtdata, out int dxtsize))
+            {
+                var dxtbytes = new byte[dxtsize];
+                Marshal.Copy(dxtdata, dxtbytes, 0, dxtsize);
+                Marshal.FreeHGlobal(dxtdata);
+                image_data = dxtbytes;
+                image_data_size = dxtsize;
+            }
+        }
+
+        private Bitmap Texgenpack()
+        {
+            var bitmap = new Bitmap(m_Width, m_Height);
+            var rect = new Rectangle(0, 0, m_Width, m_Height);
+            var bmd = bitmap.LockBits(rect, ImageLockMode.WriteOnly, PixelFormat.Format32bppArgb);
+            var fixAlpha = glBaseInternalFormat == KTXHeader.GL_RED || glBaseInternalFormat == KTXHeader.GL_RG;
+            texgenpackdecode((int)texturetype, image_data, m_Width, m_Height, bmd.Scan0, fixAlpha);
+            bitmap.UnlockBits(bmd);
+            return bitmap;
+        }
+    }
+}
diff --git a/Unity Studio/Unity Studio-x86.csproj b/Unity Studio/Unity Studio-x86.csproj
index 3ead8c2..4c109b4 100644
--- a/Unity Studio/Unity Studio-x86.csproj	
+++ b/Unity Studio/Unity Studio-x86.csproj	
@@ -147,6 +147,7 @@
     <Compile Include="Unity Studio Classes\BundleFile.cs" />
     <Compile Include="Unity Studio Classes\ClassStruct.cs" />
     <Compile Include="Unity Studio Classes\EndianBinaryReader.cs" />
+    <Compile Include="Unity Studio Classes\Texture2DConverter.cs" />
     <Compile Include="Unity Studio Classes\UnityEnum.cs" />
     <Compile Include="Unity Studio Classes\UnityStudio.cs" />
     <Compile Include="Unity Studio Classes\ClassIDReference.cs" />
diff --git a/Unity Studio/Unity Studio.csproj b/Unity Studio/Unity Studio.csproj
index 04514f5..24556cc 100644
--- a/Unity Studio/Unity Studio.csproj	
+++ b/Unity Studio/Unity Studio.csproj	
@@ -146,6 +146,7 @@
     <Compile Include="Unity Classes\BuildSettings.cs" />
     <Compile Include="Unity Studio Classes\BundleFile.cs" />
     <Compile Include="Unity Studio Classes\ClassStruct.cs" />
+    <Compile Include="Unity Studio Classes\Texture2DConverter.cs" />
     <Compile Include="Unity Studio Classes\UnityEnum.cs" />
     <Compile Include="Unity Studio Classes\UnityStudio.cs" />
     <Compile Include="Unity Studio Classes\ClassIDReference.cs" />