NVIDIA FX1300 User Guide - Page 133

Chapter 7 Configuring Key ForceWare Graphics Driver Features Overlays are supported in 16‐bit and 32‐bit color modes. Tip: Overlays need additional onboard graphics memory and may not be available under all resolutions. You may want to reduce the resolution or color depth if you have problems accessing overlay functionality. Exported Pixel Types Applies to graphics cards based on newer NVIDIA GPUs, such as the Quadro FX series. Tip: If the stereo or overlay features do not work properly, you may want to try setting different screen resolutions and refresh rates until you arrive at a setting or combination of settings for better results. Option available only on newer NVIDIA GPUs) lets you specify pixel formats to use for overlays in OpenGL. • Color indexed overlays (8bpp) allows the application to use 8‐bit paletted overlays. • RGB overlays (RGB555 format) allows the application to use 16‐bit (RGB555) overlays. • Color indexed (8 bpp) and RGB555 format allows the application to use either 8‐ bit paletted or 16‐bit (RGB555) overlays. Overlays need additional onboard graphics memory and may not be available under all resolutions. You may want to reduce the resolution or color depth if you have problems accessing overlay functionality. Using Video Overlay Settings Use the Video Overlay settings to adjust the quality of video or DVD playback on your display. Note that these settings affect videos that are created using the hardware overlay, but have no effect on videos created using software overlays, or a "blit" process such as VMR. Note: If any settings changes you make have no effect on the video overlay after you click Apply, close the video overlay and then re‐open it. NVIDIA Corporation 122