You can find the download at: DirectXTex texture processing library (really if you are used to Codeplex, just hang on the site and check out the documentation, etc.)

What is it?

Top line:

    • Content Pipeline for your game engine

DirectXTex, is a shared source library for reading and writing DDS files, and performing various texture content processing operations including resizing, format conversion, mip-map generation, block compression for Direct3D runtime texture resources, and height-map to normal-map conversion.

To find out more about DirectXTex you find it at:

Resource links: