MathGroup Archive: February 2009 [00697]

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Transparent background with PNG

To: mathgroup at smc.vnet.net
Subject: [mg96680] Transparent background with PNG
From: replicatorzed at gmail.com
Date: Fri, 20 Feb 2009 05:47:36 -0500 (EST)

Hi,

how can I save an image to PNG format (eg. a simple plot), with the
(white) background being transparent? I understand that PNG export
supports alpha channel, but have no clue how to instruct Mathematica
to exploit it.

Thanks in advance

Istvan Zachar

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