Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!helios!bcm!dimacs.rutgers.edu!seismo!ukma!psuvax1!cunyvm!l98cc
From: L98CC@CUNYVM.BITNET
Newsgroups: comp.sys.amiga.graphics
Subject: Re: IFF formats
Message-ID: <91031.161605L98CC@CUNYVM.BITNET>
Date: 31 Jan 91 21:16:05 GMT
References: <1991Jan23.221325.20449@cunixf.cc.columbia.edu>
 <1991Jan24.022455.6950@lavaca.uh.edu>
Organization: City University of New York/ University Computer Center
Lines: 31

In article <1991Jan24.022455.6950@lavaca.uh.edu>, jet@karazm.math.uh.edu ("J.
Eric Townsend") says:
>
>c.s.a.graphics added, with follow-ups directed there as well.
>
>In article <1991Jan23.221325.20449@cunixf.cc.columbia.edu>
>yk4@cunixb.cc.columbia.edu (Yong Su Kim) writes:
>>Are there different standards for IFFs on the Amiga?
>>I have an IFF converter for the Apple IIGS which can recognise IFFs
>>taken directly from the Amiga including HAM IFFs, but it cannot view
>>IFFs which haven been converted using programs like PBMplus, FBM, and
>>Alchemy.
>
>Sounds like sloppy programming.  I've never had IFF problems as long
>as I stick to Amiga programs, but pbmplus has thrown some curves in
>my direction.  Unfortunately I haven't the time to figure out exactly
>where it goes goofy.
>
>Anybody else have an idea?
>--

1) Some IFF files have 'non-standard' padding bytes.
2) IFF files are composed of number of 'chunks'.  There are some 'chunks'
that only some program recognizes.
3) IFF files may contain both images and sounds and whatnots..
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