Archive for the ‘tech’ Category

GeoFeeder now officially signed

With the new, official certificate from Chosen Security, i created a new version of GeoFeeder (with only an increased version number) with my new certificate. Then used
..\sdks\3.2.0\bin\adt -migrate -storetype pkcs12 -keystore self_signed_cert.p12 GeoFeeder_121.air GeoFeeder_121_certswitch.air
to manually wrap it with the old, self-signed signature. This way an update can be verified by the installed version (via the [...]


Realtime Traffic Messages

Update: constantly improving the decoder …
I finally set up a small embedded linux computer (ZFx86 @ 100MHz, 32MB) with one of my mp5_redux PC104 add-on boards to receive and decode TMC (Traffic Message Channel)-messages out of RDS (Radio Data System).
The system is set up to receive SWR3 (coverage: nrw, hessen, rheinland-pfalz, saarland, baden-württemberg, bayern) and [...]


GeoRSS Viewer/Reader in AIR

Just did a quick wrapper around the GeoRSS reader classes, got GeoFeeder; then simply couldn’t stop to improve it.
Try any GeoRSS feed you know of, but be aware: every feed sucessfully parsed will be “recorded” for all other users to see.
See the GeoFeeder page for details.
Please upgrade your Flash Player This is the content that [...]


Serving RDS/TMC info via GeoRSS

As RSS and GeoRSS get more popular every day, here are my 2ct:
Once again recycling old code: pulled my RDS/TMC decoder out of the drawer and made a running setup. Then wrote a simple script to generate a GeoRSS feed from it. The hardest part is getting the traffic information formatted right: having a icon [...]


Scientific imaging with AS3 maptech-lib

Just a quick note: received a request to use Maptech on microscopic images. Threw together an adapted client. The original demo is no longer available. Please see the enhanced demo.
A server-side script scans for directories holding zoomify images, sorts them lexically and adds then to the client in sort order. Zoomify’s ImageProperties.xml is extended to [...]