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MAKENOISE(1)			 User Commands			  MAKENOISE(1)

       MakeNoise - add noise to	an image

       astmknoise [OPTION...] ASTRdata

       MakeNoise  is part of GNU Astronomy Utilities 0.12.  MakeNoise will add
       noise to	all the	pixels in an input dataset. The	noise  parameters  can
       be specified with the options below.

       For more	information, please run	any of the following commands. In par-
       ticular	the  second  contains  a  very	comprehensive  explanation  of
       MakeNoise's  invocation:	 expected  input(s), output(s),	and a full de-
       scription of all	the options.

       All options and their values:
	      $	astmknoise -P

       Inputs/Outputs and options:
	      $	info astmknoise

       Full section in manual/book:
	      $	info MakeNoise

       Full Gnuastro manual/book:
	      $	info gnuastro

       If you couldn't find your answer	in the manual, you can get direct help
       from  experienced  Gnuastro users and developers. For more information,
       please run:

	      $	info help-gnuastro

       MakeNoise options:


       -b, --background=FLT
	      Fixed background magnitude for whole input.

       -h, --hdu=STR/INT
	      Extension	name or	number of input	data.

       -i, --instrumental=FLT
	      Instrument noise level (in pixel value units).

       -I, --ignorecase
	      Ignore case in matching/searching	columns.

       -s, --sigma=FLT
	      Total noise sigma, ignore	other options.

       -z, --zeropoint=FLT
	      Zeropoint	magnitude of input.


       -D, --dontdelete
	      Don't delete output if it	exists.

       -K, --keepinputdir
	      Keep input directory for automatic output.

       -o, --output=STR
	      Output file name.

       -T, --type=STR
	      Type of output: e.g., int16, float32, etc...

	      Operating	modes:

       -?, --help
	      give this	help list

	      List all config files and	variables read.

       --cite BibTeX citation for this program.

	      Read configuration file STR immediately.

       -e, --envseed
	      Use GSL_RNG_SEED environment variable for	seed

	      Do not parse any more configuration files.

       --log  Information about	output(s) in a log file.

	      Minimum bytes in array to	not use	ram RAM.

       -N, --numthreads=INT
	      Number of	CPU threads to use.

	      Only run if the program version is STR.

       -P, --printparams
	      Print parameter values to	be used	and abort.

       -q, --quiet
	      Only report errors, remain quiet about steps.

	      Don't print mmap'd file's	name and size.

       -S, --setdirconf
	      Set default values for this directory and	abort.

	      give a short usage message

       -U, --setusrconf
	      Set default values for this user and abort.

       -V, --version
	      print program version

       Mandatory or optional arguments to long options are also	 mandatory  or
       optional	for any	corresponding short options.

       GNU  Astronomy  Utilities home page:

       Report bugs to

       Copyright  (C)  2015-2020,  Free	 Software  Foundation,	Inc.   License
       GPLv3+: GNU General public license version 3 or later.
       This  is	 free  software:  you  are free	to change and redistribute it.
       There is	NO WARRANTY, to	the extent permitted by	law.

       Written/developed by Mohammad Akhlaghi

       The full	documentation for MakeNoise is maintained as a Texinfo manual.
       If the info and MakeNoise programs are properly installed at your site,
       the command

	      info MakeNoise

       should give you access to the complete manual.

GNU Astronomy Utilities	0.12	   May 2020			  MAKENOISE(1)


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