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Video Scaler with Up Conversion to 4K
The Video Scaler is a high quality polyphase scaler for up converting standard definition and high definition video signals to 4K resolution. 4K quadrant based format as used with Quad 3G-SDI links, as well as side-by-side format used with DisplayPort 1.2 and Dual HDMI 1.4 links, are both supported.
Features
- General
- Any input <= 2048x1080p scaled to any output <= 4096x2160p
- Supports both quadrant based format (Quad 3G-SDI) and side-by-side format (DisplayPort 1.2)
- High quality polyphase scaling
- Invisible seams between tiles
- Dynamic resizing and aspect ratio conversion (ARC) without artifacts
- Selective crop and zoom (Ultra Zoom)
- Supports all frame rates up to 60 Hz
- 8/10/12-bit 4:2:2 or 4:4:4 processing
- Seamless interface to VPC-1 deinterlacer back-end (no additional pass through DRAM required)
- Programmability
- Dynamically loadable coefficients for flexible image quality
- Optional image sharpening
- Build Time Options
- 4:2:2 or 4:4:4 data path
- 8, 10 or 12-bit data path precision
- Number of taps, number of phases, coefficient precision
- Quadrant based or side-by-side format
- Compatibility
- Support for both Xilinx and Altera devices
Deliverables
- Synthesizable Verilog RTL source code
- Verilog testbench
- Bit-accurate C model
- Verification test suite
- Product documentation
- Integration guidelines
- Integration support
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