On Sat, 18 Dec 2010 13:28:09 +0100, Stefan de Konink wrote:
> Op 18-12-10 11:53, David Paleino schreef:
> > Hello people,
> > I'm writing a parser in C# for PBF dumps. However, I'm having issues with
> > the Delta-{en|de}coding.
>
> http://git.openstreetmap.nl/index.cgi/pbf2osm.git/tree/src/main.c#n588
>
> Maybe that helps?Aha, yes! :) From that code, it seems like you're using what I thought before, i.e. given x, x1 and x2, the delta-coded list would contain x, x1-x, x2-x1. And then you're reconstructing them just by summing up. So I found my bug. I was summing up deltas between them, instead of previous result + current delta. Thank you!, David -- . ''`. Debian developer | http://wiki.debian.org/DavidPaleino : :' : Linuxer #334216 --|-- http://www.hanskalabs.net/ `. `'` GPG: 1392B174 ----|---- http://deb.li/dapal `- 2BAB C625 4E66 E7B8 450A C3E1 E6AA 9017 1392 B174
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