On Tuesday 28 February 2006 14:23, Apeksha Bhambhani wrote: > Hi luca , > > We have developed a web-mapping application . Our mapping application uses > Mapserver , Php/Mapscript as the scripitng language and MySql as the > database.And this application accepts user clicks and allows the user to > edit the map : adding points, etc. Now for this map , we require a base map > - which is a raster layer . We have tried editing the mapfile as follows: > > LAYER > NAME "base" > TYPE raster > DATA "india.tif" > END > > But this is of no help. The tiff file resides in the shapefiles directory > .There is no world file for this tiff file. Do we have to create one on our > own ? How is it possible to create a world file out of a plain image. We > want to include this raster image as our base map. Is this the right way or > is there any other way? > > Could someone please help us. > Thanks > Apeksha > > > > luca marletta <[EMAIL PROTECTED]> wrote: > I've never perform benchmark but I have a bunch of raster, tif format, > each about 7Mb and with tileindex it's pretty quick. > Jpeg is lower in size but due to compression it asks more CPU work for sure > > luca > > On 2/23/06, Frode Wiseth Jørgensen wrote: > > Hi! > > > > I have a quite large raster dataset (JPG) which i use with > > TILE/TILEINDEX, It works pretty nice, but is extremely slow processing. > > > > Any suggestions on which kind of format I should use instead of JPG, > > which Mapserver handles more effective? > > -- > luca marletta >
Yes, you need a world file to display your raster tif. Just create it with a text editor and put it in the same directory as your tif. Have a look at the doc : http://mapserver.gis.umn.edu/docs/howto/raster_data/#georeference-with-world-files Blaise
