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apng2gif - convert APNG animated images to GIF files

apng2gif(1) User Commands apng2gif(1)

NAME

apng2gif - convert APNG animated images to GIF files

SYNOPSIS

  apng2gif <INPUT *.png> <OUTPUT *.gif> [options]

DESCRIPTION

Progrmam apng2gif converts APNG into animated GIF format.
The Animated Portable Network Graphics (APNG) file format is an extension to the Portable Network Graphics (PNG) specification. It allows for animated PNG files that work similarly to animated GIF files, while retaining backward compatibility with non-animated PNG files and adding support for 8-bit transparency and 24-bit images.
Default run values are /t 128, no background color. A short syntax hlp is provided without any command line arguments.

OPTIONS

/b COLOR
Background blend color. Format: #RGB in hex, like #808080, or three values in decimal. Like: 128 128 128. If this option is used, option /t is ignored
 
With option:
 
 /b #ff0000   or
 /b 255 0 0
    
 
will set the background color as red, so partially transparent pixels will be composed over red.
/t LEVEL
Transparency threshold level between 0..155. Default is 128. pixels with alpha level less than 128 will become fully transparent.

ENVIRONMENT

None.

FILES

None.

STANDARDS

APNG homepage http://animatedpng.com

SEE ALSO

gifsicle(1) gifview(1) optipng(1) pngcheck(1) pngcrush pnginfo(1) pngnq(1) pngquant(1)

AUTHORS

Program was written by Max Stepi <maxst@users.sourceforge.net>
This manual page was written by Jari Aalto <jari.aalto@cante.net>. Released under license GNU GPL version 2 or (at your option) any later version. For more information about license, visit <http://www.gnu.org/copyleft/gpl.html>.
2016-10-18 apng2gif