Update README.md

README.md

@@ -7,7 +7,9 @@ A high dynamic range (HDR) image comparison tool for graphics people. __tev__ al
 While the predominantly supported file format is OpenEXR certain other types of images can also be loaded. The following file formats are currently supported:
 - __EXR__ (via [OpenEXR](https://github.com/wjakob/openexr))
 - __PFM__ (compatible with [Netbpm](http://www.pauldebevec.com/Research/HDR/PFM/))
-- __DDS__ (via [DirectXTex](https://github.com/microsoft/DirectXTex); only on Windows. Shoutout to @cek for adding support.)
+- __DDS__ (via [DirectXTex](https://github.com/microsoft/DirectXTex); Windows only. Shoutout to [Craig Kolb](https://github.com/cek) for adding support!)
+    - Supports BC1-BC7 compressed formats. 
+    - Low-dynamic-range (LDR) images are "promoted" to HDR through the reverse sRGB transformation.
 - __HDR__, BMP, GIF, JPEG, PIC, PNG, PNM, PSD, TGA (via [stb_image](https://github.com/wjakob/nanovg/blob/master/src/stb_image.h))
     - stb_image only supports [subsets](https://github.com/wjakob/nanovg/blob/master/src/stb_image.h#L23) of each of the aforementioned file formats.
     - Low-dynamic-range (LDR) images are "promoted" to HDR through the reverse sRGB transformation.