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Reducing size of picture with NO reduction in quality??

 
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Old 31-10-2004, 04:54 PM   #1
www.SheDumpedMe.net
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Default Reducing size of picture with NO reduction in quality??


IF you get a chance, let me know if you have any ideas... here is the
situation:

I have a larger graphic. When I REDUCE the size, the quality becomes less
as good. Do you know of a way to TOTALLY prevent this from happening?? I
used IRFANVIEW, but there still is a reduction in quality. This will
definitely be a problem when I need to print it out on paper.

For example, the size of the picture is 6 inches x 6 inches. When I reduce
it to say 1 inch by 1 inch (like a thumbprint) there is a reduction in
quality. I do NOT care about the actual file size (i.e. amount of space
used on the harddrive) -- I ONLY care about the physical size of the picture
(i.e. number of inches).

IS THERE ANY SOFTWARE THAT WILL NOT REDUCE THE QUALITY WHATSOEVER WHEN I
REDUCE THE SIZE??






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Have a sense of humor? Then check out my preposterous website:

www.SheDumpedMe.net

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Old 31-10-2004, 05:11 PM   #2
CoMa
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Default Re: Reducing size of picture with NO reduction in quality??

Newsreader: Microsoft Outlook Express 6.00.2900.2180
On Sun, 31 Oct 2004 16:54:04 GMT,
"www.SheDumpedMe.net" wrote this message:

>IS THERE ANY SOFTWARE THAT WILL NOT REDUCE THE QUALITY WHATSOEVER WHEN I
>REDUCE THE SIZE??


No !


/CoMa


--
Conny (CoMa) Magnusson
hubbabub@algonet.se
http://www.algonet.se/~hubbabub/
ICQ : 1351964
=============================
Love is the triumph of imagination over intelligence.
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Old 31-10-2004, 05:16 PM   #3
Onno Tasler
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Default Re: Reducing size of picture with NO reduction in quality??

www.SheDumpedMe.net scribebat:
> IS THERE ANY SOFTWARE THAT WILL NOT REDUCE THE QUALITY WHATSOEVER WHEN I
> REDUCE THE SIZE??


Due to technical reasons (how a image is saved on a computer) this is
simply impossible for any bitmap file format pictures like .BMP, .JPEG,
..GIF or .PNG. Only vector graphic file format pictures (i.e. .SVG) can be
resized without a loss in quality. It is, according to my knowledge,
impossible to convert a bitmap into a vector graphic.
--
viele Grüße

Onno
-----
GANYAN TALAGA ANG BUHAY. MINSAN NAGBIBIRO.
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Old 31-10-2004, 07:29 PM   #4
Pivert
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Default Re: Reducing size of picture with NO reduction in quality??

Impossible apparently no, biut haven't looked at prices :
http://www.svamsoftware.com/newsvam...ctorgraphic.asp
http://www.artistmike.com/VectorizationService/1.html

And read discussion here about topic :
http://www.graphics-chat.com/photos...hic_197947.html

Good luck
Pivert



"Onno Tasler" <onno.tasler@spamfence.net> a écrit dans le message de
news:2ukl02F2bc6k5U1@uni-berlin.de...
www.SheDumpedMe.net scribebat:
> IS THERE ANY SOFTWARE THAT WILL NOT REDUCE THE QUALITY WHATSOEVER WHEN I
> REDUCE THE SIZE??


Due to technical reasons (how a image is saved on a computer) this is
simply impossible for any bitmap file format pictures like .BMP, .JPEG,
..GIF or .PNG. Only vector graphic file format pictures (i.e. .SVG) can be
resized without a loss in quality. It is, according to my knowledge,
impossible to convert a bitmap into a vector graphic.
--
viele Grüße

Onno
-----
GANYAN TALAGA ANG BUHAY. MINSAN NAGBIBIRO.


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Old 31-10-2004, 07:31 PM   #5
Pivert
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Default ADDENDUM !!!

Foudn a tool with a 30-day trial period here :
http://pilling.users.netlink.co.uk/trace.html
Hope it helps.
Please give feedback !!
Pivert

"Onno Tasler" <onno.tasler@spamfence.net> a écrit dans le message de
news:2ukl02F2bc6k5U1@uni-berlin.de...
www.SheDumpedMe.net scribebat:
> IS THERE ANY SOFTWARE THAT WILL NOT REDUCE THE QUALITY WHATSOEVER WHEN I
> REDUCE THE SIZE??


Due to technical reasons (how a image is saved on a computer) this is
simply impossible for any bitmap file format pictures like .BMP, .JPEG,
..GIF or .PNG. Only vector graphic file format pictures (i.e. .SVG) can be
resized without a loss in quality. It is, according to my knowledge,
impossible to convert a bitmap into a vector graphic.
--
viele Grüße

Onno
-----
GANYAN TALAGA ANG BUHAY. MINSAN NAGBIBIRO.


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Old 31-10-2004, 08:23 PM   #6
Rose Weir
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Default Re: Reducing size of picture with NO reduction in quality??

Re: > IS THERE ANY SOFTWARE THAT WILL NOT REDUCE THE QUALITY WHATSOEVER WHEN
I REDUCE THE SIZE??

http://www.sylvana.net/jpegcrop/

READ ME Jpegcrop - lossless cropping and rotation of JPEG files
=======================================================

You simply select a frame in the displayed image and save it as new file
without recompression (see also right mouse popup menu).
The left and upper border of the cropped frame are automatically
restricted to the MCU boundaries (16*8 in most digicam pics, 16*16 or 8*8
otherwise) by the program in all selection processes, so you see directly
the effective crop area. This automatic adaption is actually the main
feature regarding the lossless cropping. The visible block margin grid
(toggle by menu/button) in the displayed image is also an important
feature in this regard.

In the status bar the actual selection coordinates are tracked, in the
same format as used with the commandline "jpegtran" utility
("-crop WxH+X+Y" : width, height, x-offset, y-offset).
The "Jpegcrop" program uses the original (beta) transformation support
code of the IJG software, with direct function calls.
(Note that the "Save Frame As" action will cause the file to be re-read
and processed in "jpegtran" manner which avoids the recompression.)

Rose




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Old 31-10-2004, 08:57 PM   #7
John Corliss
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Default Re: ADDENDUM !!!

Pivert wrote:

> Foudn a tool with a 30-day trial period here :


But of course, trialware isn't freeware and this group is supposed to
be for the discussion of freeware.

--
Regards from John Corliss
No adware, cdware, commercial software, crippleware, demoware,
nagware, shareware, spyware, time-limited software, trialware, viruses
or warez please.

Because Andy Mabbett is stalking me in this group, I have him killfiled.
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Old 31-10-2004, 09:09 PM   #8
omega
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Default Re: ADDENDUM !!!

John Corliss <jcorliss@secrewspam.to#>:
>
> Pivert wrote:
>
> > Foudn a tool with a 30-day trial period here :

>
> But of course, trialware isn't freeware and this group is supposed to
> be for the discussion of freeware.


I WAS SO EXCITED TO SHOW EVERYBODY IN THE FREEWARE GROUP NEWS OF
THE PAYWARE I FOUND -- THAT I EVEN STARTED A NEW THREAD, WITH CAPS
AND EXPLANATION POINTS!!

I do the same thing to vegetarian groups, too. I post urgent messages
about meat recipes for them, every time I find a new one!

I don't know why they call me kl00less and rude. I'm just SHARING!!

--
Karen S.
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Old 31-10-2004, 09:14 PM   #9
jo
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Default Re: ADDENDUM !!!

omega wrote:

> I EVEN STARTED A NEW THREAD


I stopped threading by subj because of stuff like this. I find it keeps
groups tidier, and I don't see that I lose anything.
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Old 31-10-2004, 09:26 PM   #10
omega
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Default Re: ADDENDUM !!!

jo <kisei@lineone.net>:
>
> omega wrote:
>
> > I EVEN STARTED A NEW THREAD

>
> I stopped threading by subj because of stuff like this. I find it keeps
> groups tidier, and I don't see that I lose anything.


I use subject sorting in ACF, too. Not only for stuff like this...

It's useful as well for when a subject has legitimately been renamed.
For the cases of topic shift from the original, where a sub-thread has
been appropriately renamed. (Incl for those thread drifts that have
veered into the land of Subject: [OT].)

--
Karen S.
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