Message-Id: <mailto:199603112305.RAA23324@library.wustl.edu> Date: Mon, 11 Mar 1996 18:04:22 -0500 From: Ricardo! <mailto:rsingson@UMICH.EDU> Subject: Re: thumbnails To: Multiple recipients of list IMAGELIB
Also, when you downsize and image from the larger file to a thumbnail, you almost always have a loss in sharpness and some color degradation.-Ricardo The University of Michigan-Dearborn
>I.E.
>
>>I have a suggestion for point number three. For the web, you only need one
>>size/resolution. Having one size image that fits your full browser page,
>>that same image file can be reduced by the browser to fit whatever
>>parameters you put in with the html code. Does this make sense to you.
>
>I'm really not sure how good of an idea this actually is. Granted you can
>write the HTML to size an image either down or up (with obvious quality
>loss for going up), but the problem is that you still have to send the
>entire image file. So, if you have a large web image (8" x 8" mailto:@72dpi) and
>you only want a small thumbnail version of it (2" x 2" mailto:@72dpi) you still
>have to send the large image. Of course this does save on file management
>for you, but I don't think your users would appreciate the time delay.
>
>Just an opinion,
>
>Aaron Howell
>Visual Resource Center
>College of Architecture and Planning
>University of Colorado
>
>
>
>
>>David wrote:
>>
>>Date: Mon, 4 Mar 1996 08:24:12 +1200
>>From: "David Adams" <mailto:David.Adams@natlib.govt.nz>
>>To: mailto:photo-cd@info.kodak.com
>>Subject: pcd file conversion
>>Message-ID: <mailto:4792DD1EE4@baxter.natlib.govt.nz>
>>
>>The National Library of New Zealand is embarking on the project of
>>creating a Digital Image Library.
>>I expect to use Kodak pcd files stored on either CD or Hard Disk with
>>the thumbnails and screen resolution images seperated from the 'print
>>quality images'.
>>My methodology is as follows;
>>1. Scan original (using Agfa Horizon+ flatbed scanner)
>>2. Create the "Imagepac" pcd file
>>3. Take the thumbnails and screen res. images and convert them to
>>JPEG file for online use and web access.
>>
>>I am having difficulty converting the pcd file in photoshop; when I
>>try to convert to any other format this message is given;
>>Unable to access this file. Please verify security priveledges on
>>the network drive.
>>Any solution to this?
>>
>>I have found the Getty Art History Information Programme
>>(http://www.ahip.getty.edu/intro_imaging/0-Cover2.html) web site an excellent
>>documentation for Digital Image Library building, are there any
>>others?
>>
>>
>>I have a suggestion for point number three. For the web, you only need one
>>size/resolution. Having one size image that fits your full browser page,
>>that same image file can be reduced by the browser to fit whatever
>>parameters you put in with the html code. Does this make sense to you.
>>
>>George Holmes
>>Archer M Huntington Art Gallery
>>The University of Texas
>>
>>Ph# 512.471.9194
>>Fax#512.471.7023
>>
>>"I will not tolerate intolerance", George Holmes...........