image.rst
author Oleksandr Gavenko <gavenkoa@gmail.com>
Tue, 27 Jan 2015 01:36:59 +0200
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Make box with signs.
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.. -*- coding: utf-8; -*-
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.. include:: HEADER.rst
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========
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 Image.
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========
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.. contents::
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Viewers.
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========
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GraphicsMagick.
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---------------
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GraphicsMagick command-line utilities to create, edit, or convert images.
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ImageMagick.
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------------
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ImageMagick - is a free software suite for the creation, modification and
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display of bitmap images.
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gthumb.
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-------
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gThumb is an advanced image viewer and browser. It has many useful features,
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such as filesystem browsing, slide show, image catalogs, web album creation,
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camera import, image CD burning, batch file operations and quick image editing
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features like transformation and color manipulation.
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Free art.
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=========
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  http://openclipart.org/
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                home page
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Join icons to sprite.
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=====================
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Make one liner::
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  $ convert *.png -append sprites.png  # vertically
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  $ convert *.png +append sprites.png  # horizontally
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Make box (with auto size)::
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  $ montage -background transparent --geometry 16x16  *.png sprites.png
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Make box with signs::
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  $ montage -font Bitstream-Vera-Sans-Mono -pointsize 8 -set label '%f\n%wx%h' \
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            -background white --geometry 16x16  *.png sprites.png
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To get list of available font names::
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  $ identify -list font
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Make box with selected width or height::
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  $ montage -tile 2x *.png sprites.png
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  $ montage -tile x3 *.png sprites.png
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  $ montage -tile 3x4 *.png sprites.png
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Remove EXIF data.
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=================
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::
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  $ sudo apt-get install libimage-exiftool-perl
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  $ exiftool -all= *.jpg
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  $ sudo apt-get install exiv2
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  $ exiv2 rm *.jpg
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  $ sudo apt-get install imagemagic
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  $ convert -strip FROM.jpg TO.jpg
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  $ mogrify -strip PIC.jpg
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