From owner-freebsd-ports@FreeBSD.ORG  Wed May 25 19:13:12 2011
Return-Path: <owner-freebsd-ports@FreeBSD.ORG>
Delivered-To: ports@FreeBSD.ORG
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 2DAD5106564A;
	Wed, 25 May 2011 19:13:12 +0000 (UTC) (envelope-from ache@vniz.net)
Received: from vniz.net (vniz.net [194.87.13.69])
	by mx1.freebsd.org (Postfix) with ESMTP id 7B4EE8FC0C;
	Wed, 25 May 2011 19:13:11 +0000 (UTC)
Received: from localhost (localhost [127.0.0.1])
	by vniz.net (8.14.4/8.14.4) with ESMTP id p4PJ2euB046333;
	Wed, 25 May 2011 23:02:40 +0400 (MSD) (envelope-from ache@vniz.net)
Received: (from ache@localhost)
	by localhost (8.14.4/8.14.4/Submit) id p4PJ2dwj046332;
	Wed, 25 May 2011 23:02:40 +0400 (MSD) (envelope-from ache)
Date: Wed, 25 May 2011 23:02:39 +0400
From: Andrey Chernov <ache@FreeBSD.ORG>
To: "Mikhail T." <mi+thun@aldan.algebra.com>
Message-ID: <20110525190239.GA46219@vniz.net>
Mail-Followup-To: Andrey Chernov <ache@freebsd.org>,
	"Mikhail T." <mi+thun@aldan.algebra.com>,
	Dirk Meyer <dinoex@FreeBSD.ORG>, ports@FreeBSD.ORG
References: <4DDD4A44.60306@aldan.algebra.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <4DDD4A44.60306@aldan.algebra.com>
User-Agent: Mutt/1.5.21 (2010-09-15)
Cc: Dirk Meyer <dinoex@FreeBSD.ORG>, ports@FreeBSD.ORG
Subject: Re: Turning APNG to on by default in graphics/png
X-BeenThere: freebsd-ports@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Porting software to FreeBSD <freebsd-ports.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-ports>,
	<mailto:freebsd-ports-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-ports>
List-Post: <mailto:freebsd-ports@freebsd.org>
List-Help: <mailto:freebsd-ports-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-ports>,
	<mailto:freebsd-ports-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 25 May 2011 19:13:12 -0000

On Wed, May 25, 2011 at 02:28:20PM -0400, Mikhail T. wrote:
> I'd like to see this option on by default now. I think, it's been available (off 
> by default) long enough and I, for one, always turn it on for completeness. 
> There used to be concerns about security of animated PNG code, but today I can 
> not find any advisories fresher than 2008:
> 
>     http://osvdb.org/show/osvdb/48766

Wrong place to find advisores related to subj. See 
http://www.libpng.org/pub/png/libpng.html
page, right below yellow tables. Latest one fixed Feb 3 2011.

> Various Mozilla applications will then be able to LIB_DEPEND on the installed 
> png instead of building their own versions.

FYI: apng is quick hack to overcome animated gifs limitations and libpng 
author is strongly against it, suggesting to use more flexible mng 
instead: http://www.libpng.org/pub/mng/

-- 
http://ache.vniz.net/