AIPS HELP file for PUTVALUE in 31DEC22
As of Sun Jun 26 10:33:10 2022
PUTVALUE: Verb to store a pixel value at specified position
INNAME Image name(name).
INCLASS Image name(class).
INSEQ 0.0 9999.0 Image name(seq. #). 0=>high
INDISK 0.0 9.0 Disk drive #. 0=>any
PIXXY 1.0 4096.0 (X,Y,...) pixel in image
PIXVAL Intensity at PIXXY.
OPCODE If 'BLNK', set pixel to magic
DOHIST -10.0 6.0 < -1.5 => no history record
Use: PUTVALUE store an image value at the image location
specified by PIXXY (in pixels). It stores both the old
and new image values in the history file. There are NO
defaults and you are changing your data - be careful.
INNAME......Image name(name). Standard defaults.
INCLASS.....Image name(class). Standard defaults.
INSEQ.......Image name(seq. #). 0 => highest.
INDISK......Disk drive # of image. 0 => any.
PIXXY.......(X,Y,...) pixel location in image. NO default.
PIXVAL......Intensity at this pixel in image units: NO default
OPCODE......If 'BLNK', ignore PIXVAL and store a magic-blanked
value in the pixel. Otherwise store PIXVAL.
DOHIST......If < -1.5, the transaction will not be recorded in
the history file. Otherwise the previous and new
pixel values and the pixel coordinates are put in
the history file since this is a potentially