"*Note - this DVD Inlay decoder is only approved to work
with the following chipsets: 3Dlabs Permedia II;
Cirrus Logic GD5446, 546x & 548x; S3 Trio64V2 DX/
GX, Virge DX/GX; ATI 3D Rage II, Rage II+, 3D Rage Pro;
Trident 3DImage 975; Oak Tech OTI-217, OTI-317; nVidia
Riva 128. Compatibility with other video cards is
not known."
Is your chipset in that list?