Re: [gdal-dev] erosion/dilation in gdal ?

2009-02-06 Thread Johan Nouvel
Thanks to all for these advices. We already use magick++ and opencv, I will look in these librairies. Regards, Johan. -- Johan Nouvel, RD Engineer http://www.archivideo.com tel : +33 (0)2 99 86 30 20 ARCHIVIDEO, 40 rue des Veyettes, 35000 RENNES, FRANCE

Re: [gdal-dev] erosion/dilation in gdal ?

2009-02-03 Thread Balint Cristian
- Original Message - From: Johan Nouvel g...@archivideo.com To: gdal-dev@lists.osgeo.org Sent: Tuesday, February 03, 2009 12:00 PM Subject: [gdal-dev] erosion/dilation in gdal ? Hello all, Is there a way to do erosion/dilatation on image in gdal ? I've looked in alg.h, but I've

Re: [gdal-dev] erosion/dilation in gdal ?

2009-02-03 Thread Frank Warmerdam
Johan Nouvel wrote: Hello all, Is there a way to do erosion/dilatation on image in gdal ? I've looked in alg.h, but I've seen no straight way to do such thing. Johan, I am not aware of anything intended specifically for this. There is the raster fill algorithm which can grow an image by a

Re: [gdal-dev] erosion/dilation in gdal ?

2009-02-03 Thread Joaquim Luis
Frank Warmerdam wrote: Johan Nouvel wrote: Hello all, Is there a way to do erosion/dilatation on image in gdal ? I've looked in alg.h, but I've seen no straight way to do such thing. Johan, As you very probably know those are operations of the image processing world. If you don't know it

Re: [gdal-dev] erosion/dilation in gdal

2009-02-03 Thread Vikalpa Jetly
Johan Nouvel wrote: Hello all, Is there a way to do erosion/dilatation on image in gdal ? I've looked in alg.h, but I've seen no straight way to do such thing. Johan, On the Python side there is the ndimage package that is included in scipy (http://www.scipy.org/SciPyPackages/Ndimage)

[gdal-dev] erosion/dilation in gdal ?

2009-02-03 Thread Johan Nouvel
Hello all, Is there a way to do erosion/dilatation on image in gdal ? I've looked in alg.h, but I've seen no straight way to do such thing. Any idea ? Regards, Johan. -- Johan Nouvel, RD Engineer http://www.archivideo.com tel : +33 (0)2 99 86 30 20 ARCHIVIDEO, 40 rue des Veyettes, 35000