<html><head><style type="text/css"><!-- DIV {margin:0px;} --></style></head><body><div style="font-family:times new roman,new york,times,serif;font-size:12pt;color:#000000;">Hi to all<br><br>As we agreed in the last email the memory cost of objects involved in a input process for a cartographic systems is too high and has a strong impact on subjects related to bandwith and local data access (disk access).<br><br>Some input methods can be defined:<br><br>Local - GDAL/OGR<br>Network - OGC Based<br>Network - SDB Based (PostGIS, ORACLE, SDE, etc)<br><br><br>Local - GDAL/OGR<br>Well my experience said that it is also convenient to have access to special data structures like esri image databases, esri librarian, or other structures that combine same kind of information in one virtual structure.<br><br>Network - OGC Based<br>High quality maps put a strong constraint OGC
interoperability methods. As we agreed in a previous e-mail, WMS is unsuitable method for obtaining data for high quality maps, but it still usefull for report maps.<br><br>Other methods like WCS and WFS seems apropiate ( Can anybody check these?) but in order not destroy our network a local cache for that data will be something that we will need.<br><br>Network - SDB Based<br>On line reading, cache or data download?<br><br><br>Can anybody made other comments to this?<br><br>My best regards<br><div> </div>Gabriel Asato<br>Unidad Sensores Remotos y SIG<br>Servicio Geológico Minero Argentino<br>(SEGEMAR)<br>Av. Julio A. Roca 651 p 8 of 1<br>Cdad. Autónoma de Buenos Aires<br>ARGENTINA<br><br><div>tel 54-11-4349-3158/26<br>fax 54-11-4349-3287<div><br></div></div></div><br>
<hr size=1><br><font face="Verdana" size="-2">Encontra las mejores recetas con Yahoo! Cocina.
<br>
http://ar.mujer.yahoo.com/cocina/</font></body></html>