From: Axel Belinfante <Axel.Belinfante@cs.utwente.nl>
To: Fans of the OS Plan 9 from Bell Labs <9fans@cse.psu.edu>
Subject: Re: [9fans] shrinking an Image?
Date: Sun, 27 Aug 2006 19:34:30 +0200 [thread overview]
Message-ID: <200608271734.k7RHYVl22017@demeter.cs.utwente.nl> (raw)
In-Reply-To: Your message of "Sun, 27 Aug 2006 10:09:51 -0500." <de2d06a04a48bcc79c109c36edf15cf4@quanstro.net>
Now that you mention this, for one plan 9 image that I converted
using togif and tojpg I had better results after first converting
it using 'iconv -c m8'.
Was I 'unlucky' in needing this additional step, or is that
the usual procedure?
Axel.
> in light of russ' comment, could it be that you are not using the -t
> option for jpg? the default for jpg/png/etc is to downsample to 8 bits.
> page actually uses "-t9" as it's options. i've been burned by this
> many times. perhaps jpg should default to depth 24 when being
> used as a filter.
>
> - erik
>
> On Sun Aug 27 02:55:23 CDT 2006, lucio@proxima.alt.za wrote:
> > > would resample(1) do?
> >
> > I find that resample(1) is not visually as faithful as (even?)
> > page(1)'s built-in resizer. I have not explored the possible causes,
> > however. For JPEG and 2, 4, 8 times resizing (shrinking) I find the
> > cjpeg | djpeg combination to be preferable.
next prev parent reply other threads:[~2006-08-27 17:34 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-26 21:13 Axel Belinfante
2006-08-26 21:21 ` andrey mirtchovski
2006-08-27 7:51 ` lucio
2006-08-27 14:37 ` Russ Cox
2006-08-27 16:45 ` lucio
2006-08-27 15:09 ` erik quanstrom
2006-08-27 16:46 ` lucio
2006-08-27 17:34 ` Axel Belinfante [this message]
2006-08-27 17:46 ` andrey mirtchovski
2006-08-27 18:22 ` erik quanstrom
2006-08-28 22:17 ` Steve Simon
2006-08-28 23:07 ` erik quanstrom
2006-08-27 17:20 ` Axel Belinfante
2006-08-26 21:22 ` Federico Benavento
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