362 Appendix A Command Reference
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
PDAX:FRMS 100 //sets the number of frames to analyze in the pixel
data analysis test to 100
PDAX:MXER 1000 //sets the maximum number of errors to record in pixel
data analysis test to 1000
PDAX:RPTG 1 //enables the generation of reports for the ppixel
data analysis test
PDAX:REFG 0 //enables auto reference capturing for the pixel
data analysis test
PDAX:CAPF //captures a frame of pixel data for the pixel
data analysis test
GPEL? 128 256 //read RGB color components at pixel address 128,256
0,255,0
Related commands PDAX:MXER, PDAX:RPTG, PDAX:REFG, PDAX:FRMS, PDAU
PNSeedExceedsLimit 2800
PNLengthExceedsLimit 2801
PNNotSupported 2802
NoInputSupported 2803
XcoordOutOfRange 2804
YcoordOutOfRange 2805
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