[GRASS-dev] [GRASS GIS] #2684: i.segment do not recycle IDnumbers (categories)

GRASS GIS trac at osgeo.org
Fri May 22 02:40:09 PDT 2015


#2684: i.segment do not recycle IDnumbers (categories)
---------------------------+-------------------------
 Reporter:  franziskabeau  |      Owner:  grass-dev@…
     Type:  defect         |     Status:  new
 Priority:  normal         |  Milestone:  7.0.1
Component:  Default        |    Version:  7.0.0
 Keywords:                 |        CPU:  x86-64
 Platform:  MSWindows 7    |
---------------------------+-------------------------
 Hello,
 I have the problem, that I can't export segmentationresults into geotiff.
 The following ERROR occurs:

 ERROR 6: SetColorTable() only supported for Byte or UInt16
 bands in TIFF format.
 Warning 1: Lost metadata writing to GeoTIFF ... too large to
 fit in tag.
 Using GDAL data type <Int32>
 Exporting raster data to GTiff format...
 WARNING: Too many values, color table cut to 65535 entries

 The problem is, that I only had created like 28.502 segments with
 i.segment. When I assign new IDs with r.clump I can export the segmentated
 raster picture, but it doesn't work stabil. It seems like during the
 i.segment algorithm the IDs of the segments are mulitplied by themselves
 or something like this.

 If you have questions be free to contact me. I really want to use the
 i.segment algorithm an export my results. Thank you.

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Ticket URL: <http://trac.osgeo.org/grass/ticket/2684>
GRASS GIS <http://grass.osgeo.org>



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