Look here, http://www.gdal.org/gdal_retile.html
I think this should do your job.
Cheers
Quoting "Edi.Karadumi" :
Yep but im creating an overview so i need a lowered resolution so i need the
-ps parameter. I know that gdal_merge.py can take more than two files but
the new mosaiced overview
Yep but im creating an overview so i need a lowered resolution so i need the
-ps parameter. I know that gdal_merge.py can take more than two files but
the new mosaiced overview will have 6000 or less tiles, thats why i said
that i dont want to write the command for every two tiles.
Best Regards