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Ixiasoft
1. About the Video and Vision Processing Suite
2. Getting Started with the Video and Vision Processing IPs
3. Video and Vision Processing IPs Functional Description
4. Video and Vision Processing IP Interfaces
5. Video and Vision Processing IP Registers
6. Video and Vision Processing IPs Software Programming Model
7. Protocol Converter Intel® FPGA IP
8. 3D LUT Intel® FPGA IP
9. Chroma Resampler Intel® FPGA IP
10. Clipper Intel® FPGA IP
11. Clocked Video to Full Raster Converter Intel® FPGA IP
12. Color Space Converter Intel® FPGA IP
13. Full Raster to Clocked Video Converter Intel FPGA IP
14. Full Raster to Streaming Converter Intel® FPGA IP
15. Guard Bands Intel® FPGA IP
16. Mixer Intel FPGA IP
17. Pixels in Parallel Converter IP
18. Scaler
19. Tone Mapping Operator Intel® FPGA IP
20. Test Pattern Generator Intel FPGA IP
21. Video Frame Buffer Intel FPGA IP
22. Video Streaming FIFO Intel FPGA IP
23. Warp Intel® FPGA IP
24. Document Revision History for Video and Vision Processing Suite User Guide
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Ixiasoft
18.2. Scaler IP Parameters
Parameter | Allowed range | Description |
---|---|---|
Video data format | ||
Lite mode | On or off | Turn on to use the lite variant of the Intel FPGA Streaming Video protocol. |
Bits per color sample | 8 to 16 | Select the number of bits per color sample. |
Number of color planes | 1 to 4 | Select the number of color planes per pixel. |
Number of pixels in parallel | 1 to 8 | Select the number of pixels transmitted every clock cycle. |
Disable flush/fill between frames | On or off | Turn on to turn off the flush and refill of the line buffer between frames. |
Maximum input field width | 1 to 16384 | Set the maximum supported input field width. |
Maximum output field width | 1 to 16384 | Set the maximum supported output field width. If memory-mapped control of the scaler settings at runtime is not enabled, then this value sets the fixed output field width. |
Output Picture Height | 1 to 16384 | Set the height for the output fields. Only used if memory-mapped control of the scaler settings at runtime is not enabled. |
Control settings | ||
Memory mapped control interface | On or off | Turn on for the Avalon memory-mapped control agent interface and to allow runtime configuration via the register map. You must have the Avalon memory-mapped control agent interface if you turn on Lite mode. |
Scaling | ||
Scaling algorithm | NEAREST_NEIGHBOUR, BILINEAR, POLYPHASE | Select the algorithm to resize the video fields |
Enable runtime coefficient updates | On or off | Only with Polyphase. Turn on for updates to the scaling coefficients at runtime via the Avalon memory-mapped control agent interface. |
Initialise coefficients at startup | On or off | Only with Polyphase. Turn on to initialize the scaling coefficients to pre-set values at startup. |
Vertical scaling | ||
Enable vertical scaling | On or off | Turn on for image resizing in the vertical direction |
Number of vertical taps | 1 to 64 | Polyphase only. Set the number of vertical scaling filter taps |
Number of vertical phases | 2 to 256 | Polyphase only. Set the number of vertical scaling filter phases |
Number of vertical banks | 1 to 16 | Polyphase only. Set the number of vertical scaling filter coefficient banks |
Use signed vertical coefficients | On or off | Polyphase only. Turn on to use signed coefficients for the vertical scaling filter |
Vertical coefficient integer bits | 0 to 17 | Polyphase only. Set the number of integer bits used to represent the vertical scaling filter coefficients |
Vertical coefficient fraction bits | 1 to 18 | Bilinear and polyphase only. Set the number of fraction bits to represent the vertical scaling filter coefficients |
Fraction bits preserved between vertical and horizontal scaling | 0 to vertical coefficient fraction bits | Bilinear and polyphase only. Set the number of fraction bits to preserve in the intermediate result between the vertical and horizontal scaling pipelines |
Horizontal scaling | ||
Enable horizontal scaling | On or off | Turn on for image resizing in the horizontal direction |
Number of horizontal taps | 1 to 64 | Polyphase only. Set the number of horizontal scaling filter taps |
Number of horizontal phases | 2 to 256 | Polyphase only. Set the number of horizontal scaling filter phases |
Number of horizontal banks | 1 to 16 | Polyphase only. Set the number of horizontal scaling filter coefficient banks |
Use signed horizontal coefficients | On or off | Polyphase only. Turn on to use signed coefficients for the horizontal scaling filter |
Horizontal coefficient integer bits | 0 to 17 | Polyphase only. Set the number of integer bits used to represent the horizontal scaling filter coefficients |
Horizontal coefficient fraction bits | 1 to 8 | Bilinear and polyphase only. Set the number of fraction bits used to represent the horizontal scaling filter coefficients |
General | ||
Separate clock for control interface | On or off | Turn on for a separate clock for the control agent interface |
Debug features | On or off | Turn on for readback of writeable registers via the control agent interface |
Pipeline ready signals | On or off | Turn on to add extra pipeline registers to the AXI4-S tready signals |