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Last modified: 28 February 2012

URL: http://cxc.harvard.edu/ciao4.4/bugs/dmimgcalc.html

Bugs: dmimgcalc

Return to: Bug List Index

For detailed information and examples of running this tool, refer to the dmimgcalc ahelp file.

Table of Contents

Bugs

Bugs

Boolean operators - such as < and > - are not working on arrays (e.g. images).

Note that threshold conditions may be more easily applied by using dmimgthresh instead of this tool.

dmimgcalc corrupts the file history  (07 Mar 2008)

dmimgcalc corrupts the history records in the file header, duplicating previous history entries.

Status is not set on error.  (07 Mar 2008)

There are several instances where the dmimgcalc exit status is set to 0, even when the command was not successful.

Error status is not set when lookupTab is missing  (19 Aug 2011)

unix% dmimgcalc thresh.img bin4.0.expmap out.img look=mylookup.lis op=div
ERROR Could not open the lookup table : mylookup.lis

The exit status is not set to an error code: 

unix% echo $status
0

The tool segmentation faults if the input file is a table [New] (28 Feb 2012)

unix% dmimgcalc infile=img.a,img.b infile2= \
      outfile=sub.fits op='imgout=img1-img2'
warning: ASPTYPE has different value...Merged...
BTIMDRFT not present in all input files...FAIL...
BTIMNULL not present in all input files...FAIL...
BTIMRATE not present in all input files...FAIL...
warning: DATAMODE has different value...Merged...
warning: DS_IDENT has different value...Merged...
omit - FOC_LEN values different more than 1.000000
warning: OBJECT has different value...Merged...
warning: OBSERVER has different value...Merged...
omit - ROLL_NOM values different more than 1.000000
warning: SEQ_NUM has different value...Merged...
warning: TITLE has different value...Merged...
# 49970: Received error signal SIGSEGV-segmentation violation.
# 49970: An invalid memory reference was made.
# 49970: segmentation fault: dmimgcalc (1) is: exit_upon_error->NULL

unix% dmlist img.a blocks

--------------------------------------------------------------------------------
Dataset: img.a
--------------------------------------------------------------------------------

     Block Name                          Type         Dimensions
--------------------------------------------------------------------------------
Block    1: PRIMARY                        Null        
Block    2: EVENTS                         Table        15 cols x 634221   rows
Block    3: GTI7                           Table         2 cols x 1        rows

Last modified: 28 February 2012
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