
Video Test Generator User Guide
355
GPEL?
Get PixEL color components
Class
Signal analyzer - Pixel data
Description
Takes the (x, y) coordinates address of a pixel and returns the red, green, and blue color
components of the pixel at that address.
Query syntax
GPEL?
x
y
Query response
R, G, B
Possible errors
Should this info be integrated into the Query response area, instead of creating a new
label?The GPEL? query may respond back with one of the following errors in case of a
parameter is not set correctly (or in case the setup is not correct).
Example
PDSX 128
//sets patch starting at x-pixel 128
PDSY 256
//sets patch starting at y-pixel 256
PDSH 64
//sets patch height at 64 pixels
PDSW 96
//sets patch width at 90 pixels
PDAU
//captures patch of image
GPEL? 128 256 //read RGB color components at pixel address 128,256
0,255,0
Related commands
PDAU
PNSeedExceedsLimit
2800
PNLengthExceedsLimit
2801
PNNotSupported
2802
NoInputSupported
2803
XcoordOutOfRange
2804
YcoordOutOfRange
2805
Содержание 802BT
Страница 1: ...802BT 802R Video Test Generator User Guide ...
Страница 52: ...42 Chapter 2 Testing Video Displays ...
Страница 62: ...52 Chapter 3 Administrative Tasks ...
Страница 87: ...802BT 802R Video Test Generator User Guide 77 IMGE end an editing session IMGA MyImage save image as MyImage ...
Страница 118: ...108 Chapter 7 Using GPIB Interface ...
Страница 194: ...184 Chapter 10 Testing EDID ...
Страница 204: ...194 Chapter 11 Testing HDCP ...
Страница 213: ...Video Test Generator User Guide 203 A Command Reference Topics in this appendix Commands by name ...
Страница 214: ...204 Appendix A Command Reference Commands by name ...
Страница 303: ...Video Test Generator User Guide 293 Example 7 Turn audio off DPTG 3 DPGU Example 8 Turn audio on DPTG 7 DPGU ...
Страница 595: ...Video Test Generator User Guide 585 ...
Страница 608: ...598 Appendix A Command Reference Related commands YMDO UNPK PKUP VTOF FLSH Example YMDI YMODEM BATCH upload ...
Страница 611: ...Video Test Generator User Guide 601 ...
Страница 612: ...602 Appendix A Command Reference ...
Страница 613: ...802BT 802R Video Test Generator User Guide 603 B Image Reference Topics in this appendix Standard image descriptions ...
Страница 716: ...706 Appendix B Image Reference ...
Страница 744: ...734 Appendix C Error Messages ...