I'm guessing these are from Nvidias Photoshop plugin? There are other options you could try if the Nvidia Photoshop plugin is borked. I think ATI's Compressonator is quite nice. Unfortunately not contained within Photoshop, but nice none the less.
Select your bottom layer in photoshop file menu>layer>new>layer from background You need a background layer your you get that error as mentioned above.
i think photoshop should have an option when you create a new document to have a background layer. As long as you have a background layer, you can add an extra alpha channel in the channels tab. then you can have the background colour you want.
i like nvidia's texture tools 2 http://developer.nvidia.com/object/texture_tools.html its a command line app - runs on the gpu through CUDA - only downside is it only runs on certain supported hardware. you can integrate alot of cool command line apps like this into photoshop using some quick javascript and easily…
right, i've run into a problem where I don't know how to use the nvidia plugin for photoshop. I don't know why, but it generates a texture with incorrect color... I can still generate normal maps from a diffuse (so that you generate each mipmap's normal map) but I can't make normal dds, for diffuse or color, they are…
Its an error that happens before the export ever happens. the plugin fails to launch if it finds 5 or more channels. And as deja mentioned it has to do with having a document with just layers, and no layer at the bottom of the stack called background and locked (like is a default photoshop doc) However in that case if you…
Here are two example scripts: wont work if you don't have nvcompress.exe's file-path in your PATH ENV Variable put the files here \Adobe Photoshop CS*\Presets\Scripts run from File>Scripts for color: SaveDDS_c.js for normals: SaveDDS_n.js How it works: it saves a temporary copy of the current document as a .tga it opens…