AMD SC3200 Computer Hardware User Manual


 
AMD Geode™ SC3200 Processor Data Book 309
7
Video Processor Module 32581C
7.0Video Processor Module
The Video Processor module contains a high performance
video back-end accelerator, a video/graphics Mixer/
Blender, a Video Input Port (VIP), supporting a TFT inter-
face. The back-end accelerator functions include horizontal
and vertical scaling and filtering of the video stream. The
Mixer/Blender function includes color space conversion,
gamma correction, and mixing or alpha blending the video
and graphics streams.
General Features
Hardware video acceleration
Graphics/video overlay and blending
Integrated PLL - programmable up to 135 MHz
Selection of interlaced and progressive video from the
GX1 module and the Direct Video Port
Video Input Port (VIP)
CCIR-656 compatible
Capture Video/VBI modes
Direct Video/VBI modes
Hardware Video Acceleration
Arbitrary X and Y interpolation using three line-buffers
YUV-to-RGB color space conversion
Horizontal filtering and downscaling
Supports 4:2:2, 4:2:0 YUV formats and RGB 5:6:5
format
Graphics-Video Overlay and Blending
Overlay of video up to 16 bpp
Supports chroma key and color key for both graphics
and video streams
Supports alpha-blending with up to three alpha windows
that can overlap one another
8-Bit alpha values with automatic increment or decre-
ment on each frame
Optional Gamma Correction for video or graphics
Compatibility
Supports Microsoft’s DirectDraw®/Direct Video and
Display Control Interface (DCI) Version 2.0 for full
motion playback acceleration
Compliant with PC98 and PC99 V0.7
Compatible with VESA, VGA, DPMS, and DDC2
standards for enhanced display control and power
management
TFT Interface
TFT modes:
TFT on IDE: FPCLK max is 40 MHz
TFT on Parallel Port: FPCLK max is 80 MHz
640x480x16 bpp at 60-85 Hz vertical refresh rates
800x600x16 bpp at 60-85 Hz vertical refresh rates
1024x768x16 bpp at 60-75 Hz vertical refresh rates
1280x1024x8 bpp at 60 Hz vertical refresh rate