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Man Pages


Manual Reference Pages  -  PFSCUT (1)

NAME

pfscut - Extract a rectangle out of a frame in PFS stream

CONTENTS

Synopsis
Description
Options
Examples
See Also
Bugs

SYNOPSIS

pfscut [--left <columns>] [--right <columns>] [--top <rows>] [--bottom <rows>] [--width <new_width>] [--height <new_height>] [--help] [x_ul y_ul x_br y_br]

DESCRIPTION

Extract a rectangle out of each frame in PFS stream. You can either specify x and y coordinates of upper left and lower right corner (the coordinates start with 0 and rise in the left-to-right and up-to-botton directions) or give a combination of the options listed below.

OPTIONS

--left <columns>, -l <columns>
  Number of columns to be cut out from the left edge of an image.
--right <columns>, -r <columns>
  Number of columns to be cut out from the right edge of an image.
--top <rows>, -t <rows>
  Number of rows to be cut out from the top edge of an image.
--bottom <rows>, -b <rows>
  Number of rows to be cut out from the bottom edge of an image.
--width <new_width>, -W <new_width>
  Width of an output image. Note that --width can be mixed with either --left or --right option.
--height <new_height>, -H <new_height>
  Height of an output image. Note that --height can be mixed with either --top or --bottom option.
--help, -h
  Print a list of commandline options.

EXAMPLES

pfsin image.hdr | pfscut --left 20 --top 5 | pfsout out.hdr
  Cut out 20 columns from the left and 5 rows from the top edge of image.hdr and save frame as out.hdr.
pfsin image.hdr | pfscut --left 20 --width 400 | pfsout out.hdr
  Cut out 20 columns from the left edge of image.hdr, and create output image 400 pixels in width.
pfsin image.hdr | pfscut 0 0 511 511 | pfsout out.hdr
  Cut left-upper part of the image of the size 512x512 (note that coordinates start with 0 and 512 is the last row/column that is included in the resulting image).

SEE ALSO

  pfsin(1) pfsout(1)

BUGS

Please report bugs and comments to Dorota Zdrojewska <dzdrojewska@wi.ps.pl>.
                
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