Image resolution

Jacob Delfos jacob.delfos at MAUNSELL.COM
Mon Apr 18 19:59:10 EDT 2005


Is your map-image being displayed at its normal resolution, or did you specify a size for the image ( <img width=x height=x ) which does not match your map-image size?
Or are you by any chance using GIF as an output format? Or another format that is not rgb? Sometimes using indexed colour (8bit, 256 colours) can create the illusion of reduced resolution, because pixels of similar colour get merged.

Regards,

Jacob

 

-----Original Message-----
From: UMN MapServer Users List [mailto:MAPSERVER-USERS at LISTS.UMN.EDU] On Behalf Of Lluís Garcia i Mestres
Sent: 18 April 2005 22:04
To: MAPSERVER-USERS at LISTS.UMN.EDU
Subject: [UMN_MAPSERVER-USERS] Image resolution

Hi 

I'm working with a tif file of 0,5 meter per pixel. I don't know why,
when I check this tif out of mapserver the quality is greater than
when I display it in my mapserver application. I´ve try with different
resolution in the map file but the quality is still the same.

Thanks

Lluís
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