<table cellspacing="0" cellpadding="0" border="0" ><tr><td valign="top" style="font: inherit;">Looks interesting! I have some spare time, computing capacity and programming experience, so if you want me to help I can.<br><br>Otherwise, I'm waiting patiently!<br><br>Thanks<br>Tim<br><br>--- On <b>Fri, 2/4/10, Richard Fairhurst <i><richard@systemeD.net></i></b> wrote:<br><blockquote style="border-left: 2px solid rgb(16, 16, 255); margin-left: 5px; padding-left: 5px;"><br>From: Richard Fairhurst <richard@systemeD.net><br>Subject: Re: [Talk-GB] Ordnance Survey<br>To: "Tim Francois" <sk1ppy14@yahoo.co.uk><br>Cc: "'talk-gb OSM List (E-mail)'" <talk-gb@openstreetmap.org><br>Date: Friday, 2 April, 2010, 12:55<br><br><div class="plainMail">Tim Francois wrote:<br>> Ah, I see - I've been following the mailing list but must have missed that<br>> memo. No problem, I'll hold fire! :)<br>><br>> (Out of interest, how is an image tile
reprojected? Any good references I<br>> could read? Just curious...)<br><br>A wonderful suite of programs called gdal is your friend. :)<br><br>The process is pretty much:<br>1. read StreetView tile<br>2. add a bit of border from the surrounding tiles<br>3. reproject using gdalwarp<br>4. slice into 900913 tiles and save them<br>5. repeat over entire dataset<br><br>It's exactly the same as we've done with the out-of-copyright maps, but <br>with the helpful addition that we don't have to faff rectifying them first.<br><br>cheers<br>Richard<br></div></blockquote></td></tr></table><br>