-- v2: d3dx9: Don't color key compressed pixel formats on 32-bit d3dx9. d3dx9: Fixup color key value in d3dx_load_pixels_from_pixels() if necessary. d3dx9: Set all color channels to zero when color keying. d3dx9/tests: Add some color key tests. d3dx9: Move code for format conversion of a single pixel into a common helper function. d3dx9: Make functions for pixel copying/conversion/filtering static.