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[docs] Add an oiiotool example of putting a border around an image #3138

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Oct 22, 2021
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[docs] Add an oiiotool example of putting a border around an image #3138

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13 changes: 11 additions & 2 deletions src/doc/oiiotool.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -512,8 +512,8 @@ Add other arbitrary metadata::



Changing image boundaries
-------------------------
Changing image boundaries and borders
-------------------------------------

Change the origin of the pixel data window::

Expand All @@ -540,6 +540,15 @@ and setting the display window to the new pixel data window::

oiiotool in.exr --cut 128x128+900+300 -o out.exr

Put a constant-color border around all sides of an image, without needing to
know the resolution of the input image::

# BW: Border width
BW=40
COLOR=.2,.2,.2,1.0
oiiotool in.tif \
--pattern constant:color=$COLOR "{TOP.width+2*$BW}x{TOP.height+2*$BW}" "{TOP.nchannels}" --paste "+$BW+$BW" \
-o out.tif


Scale the values in an image
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