Revived the project, added a new swizzling algorithm and support for more formats

.gitignore

@@ -0,0 +1,2 @@
+*.exe
+*.o

README.markdown

@@ -6,17 +6,36 @@ doesn't really need one repo. Currently, not that much, but it could change..
 And it's not Wii-specific any more. :p
 
 
-Wii U GTX Extractor
+GTX Extractor (C version)
 -------------------
 
-Extracts textures in RGBA8 and DXT5 formats from the 'Gfx2' (.gtx file
-extension) format used in Wii U games. A bit of work could get it to extract
-.bflim files, too.
-
-Somewhat unfinished, pretty buggy. Use at your own risk. It's not great, but I
-figured I'd throw it out there to save other people the work I already did.
-
-More details on compilation and usage in the comments inside the file.
+Extracts textures from the GX2 Texture ('Gfx2' / .gtx file extension) format used in Wii U games, and saves them as DDS/BMP. 
+
+Supported formats:  
+* RGBA8_UNORM / RGBA8_SRGB
+* RGB10A2_UNORM (Not supported in BMP ver)
+* RGB565_UNORM (Not supported in BMP ver)
+* RGB5A1_UNORM (Not supported in BMP ver)
+* RGBA4_UNORM (Not supported in BMP ver)
+* R8_UNORM (Not supported in BMP ver)
+* RG8_UNORM (Not supported in BMP ver)
+* RG4_UNORM (Not supported in BMP ver)
+* BC1_UNORM / BC1_SRGB (DXT1)
+* BC2_UNORM / BC2_SRGB (DXT3)
+* BC3_UNORM / BC3_SRGB (DXT5)
+* BC4_UNORM / BC4_SNORM (ATI1 / Not supported in BMP ver)
+* BC5_UNORM / BC5_SNORM (ATI2 / Not supported in BMP ver)
+
+TODO:  
+* Make a x86 version (Would probably force me to rewrite the program?)
+
+Credits:  
+* Treeki - Original developer.
+* AboodXD - Reviver, Added more formats and new features, Improved swizzling.
+* Exzap, AddrLib - Helping with swizzling.
+* libtxc_dxtn - DXTn compressor.  
+
+More details on compilation and usage in the comments inside the file.  
 
 
 LH Decompressor