Appendix F: VGA-TX Image Scaling Details
INSTALLATION AND USER GUIDE
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Appendix F: VGA-TX Image Scaling Details
The VGA-TX module accepts a wide range of video formats and aspect-ratios. All are automatically
converted to 1080p (16:9) format, using a non-linear scaling algorithm as depicted below (example of
4:3 to 16:9 scaling):
4:3 Input Image:
16:9 Output Image:
Applied scale-factor:
Outer-edge scale factor
Center region scale factor
Center
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