GPU Overlay Module

General Description

Graphics Processor overlay IP Core that allows fully anti-aliased 2D graphics and text to be inserted over 24-bit RGB video. (This IP Core includes the combined functionality of both the standard Text Overlay and the 2D Graphics Overlay IP Cores).

Key Design Features

- Text and 2D-bitmap overlays on 24-bit RGB video
- Tile-based architecture with choice of tile sizes
- Supports video resolutions up to 4096x4096
- Programmable graphics-window size and position
- 3 bit-planes offering 8 colours per pixel
- Programmable 8-bit alpha transparency
- Programmable palette of 8 x 24-bit colours
- Independent horizontal and vertical scrolling
- Smooth anti-aliased curves and lines
- No complex graphics programming required
- Easily integrates with all Zipcores Video IP
- Small implementation size ideal for FPGA
- No frame buffer required

Applications

- Clear and functional on-screen displays with text and graphics
- Interactive user consoles, guides, menus, tables, lists
- Animated graphics including pointers, cursors, scrolling text, moving banners
- Digital instrumentation including animated gauges, charts, dials, meters, counters
- Displays and HUDs for commercial, military and automotive applications

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