UG805 March 1, 2011
www.xilinx.com
Video Scaler v4.0 User Guide
Schedule of Figures
Chapter 1: Introduction
Chapter 2: Overview
Chapter 3: Implementation
Figure 3-1:
High Level View of the Functionality
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Figure 3-2:
Simplified Top Level Block Diagram, Indicating Clock-domains
. . . . . . . . 22
Chapter 4: Video I/O Interface and Timing
Figure 4-1:
Scaler 8-bit 4:2:2 Input Timing
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Figure 4-2:
Scaler 8-bit 4:2:0 Input Chroma Validation
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Figure 4-3:
VBlank, HBlank, Frame_rst, LineCount Screenshot,
with Frame Reset Line Number = 22
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Figure 4-4:
Interface Timing for Memory Source Mode
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Figure 4-5:
Scaler Output Timing (8-bits YC4:2:2/4:2:0)
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Figure 4-6:
Scaler 4:2:0 Output Validation (8-bits)
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Chapter 5: Scaler Architectures
Figure 5-1:
Internal Data Path Bitwidths for Single-Engine YC Mode
. . . . . . . . . . . . . . . 29
Figure 5-2:
Internal Data Path Bitwidths for Dual-Engine YC Mode
. . . . . . . . . . . . . . . . 30
Figure 5-3:
Internal Data Path Bitwidths for Triple-Engine RGB/4:4:4 Architecture
. . . 30
Figure 5-4:
Auto Select in GUI
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Figure 5-5:
CORE Generator GUI Information Tab
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Chapter 6: Control Interface
Figure 6-1:
Typical EDK-based System Showing Interrupt Structure
. . . . . . . . . . . . . . . . 38
Chapter 7: Scaler Aperture
Figure 7-1:
Hblank_in at Falling Edge of VBlank_in
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Figure 7-2:
Active_video_in in Relation to First Active Sample
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Figure 7-3:
Cropping from the Input Image
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Chapter 8: Coefficients
Figure 8-1:
Coefficient Write-Format on coef_data_in(31:0)
. . . . . . . . . . . . . . . . . . . . . . . . 42
Figure 8-2:
Coefficient Loading Mechanism, Including External FIFO
. . . . . . . . . . . . . . 43
Figure 8-3:
Coefficient Loading Procedure – One Phase (8-tap filter shown)
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Содержание LogiCORE IP
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Страница 14: ...14 www xilinx com Video Scaler v4 0 User Guide UG805 March 1 2011 Preface About This Guide...
Страница 18: ...18 www xilinx com Video Scaler v4 0 User Guide UG805 March 1 2011 Chapter 1 Introduction...
Страница 20: ...20 www xilinx com Video Scaler v4 0 User Guide UG805 March 1 2011 Chapter 2 Overview...
Страница 70: ...70 www xilinx com Video Scaler v4 0 User Guide UG805 March 1 2011 Chapter 9 Performance...
Страница 74: ...74 www xilinx com Video Scaler v4 0 User Guide UG805 March 1 2011 Appendix A Use Cases...
Страница 92: ...92 www xilinx com Video Scaler v4 0 User Guide UG805 March 1 2011 Appendix B Programmer Guide...