91 lines
3.2 KiB
Python
91 lines
3.2 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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# ******************************************************************************
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# $Id: gcps2ogr.py e4fe7cc06270e5f38dfe78e6785a6bcca4e39e29 2021-04-01 21:02:04 +0300 Idan Miara $
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#
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# Project: GDAL
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# Purpose: Outputs GDAL GCPs as OGR points
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# Author: Even Rouault, <even dot rouault at spatialys dot com>
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#
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# ******************************************************************************
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# Copyright (c) 2015, Even Rouault, <even dot rouault at spatialys dot com>
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#
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# Permission is hereby granted, free of charge, to any person obtaining a
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# copy of this software and associated documentation files (the "Software"),
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# to deal in the Software without restriction, including without limitation
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# the rights to use, copy, modify, merge, publish, distribute, sublicense,
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# and/or sell copies of the Software, and to permit persons to whom the
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# Software is furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included
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# in all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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# DEALINGS IN THE SOFTWARE.
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# ******************************************************************************
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import sys
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from osgeo import gdal
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from osgeo import ogr
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from osgeo import osr
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def Usage():
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print('Usage: gcp2ogr.py [-f ogr_drv_name] gdal_in_dataset ogr_out_dataset')
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return 1
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def main(argv):
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out_format = 'ESRI Shapefile'
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in_dataset = None
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out_dataset = None
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i = 1
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while i < len(argv):
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if argv[i] == '-f':
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i += 1
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out_format = argv[i]
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elif argv[i][0] == '-':
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Usage()
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elif in_dataset is None:
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in_dataset = argv[i]
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elif out_dataset is None:
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out_dataset = argv[i]
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else:
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Usage()
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i += 1
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if out_dataset is None:
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return Usage()
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ds = gdal.Open(in_dataset)
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out_ds = ogr.GetDriverByName(out_format).CreateDataSource(out_dataset)
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sr = None
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wkt = ds.GetGCPProjection()
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if wkt != '':
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sr = osr.SpatialReference(wkt)
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out_lyr = out_ds.CreateLayer('gcps', geom_type=ogr.wkbPoint, srs=sr)
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out_lyr.CreateField(ogr.FieldDefn('Id', ogr.OFTString))
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out_lyr.CreateField(ogr.FieldDefn('Info', ogr.OFTString))
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out_lyr.CreateField(ogr.FieldDefn('X', ogr.OFTReal))
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out_lyr.CreateField(ogr.FieldDefn('Y', ogr.OFTReal))
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gcps = ds.GetGCPs()
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for gcp in gcps:
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f = ogr.Feature(out_lyr.GetLayerDefn())
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f.SetField('Id', gcp.Id)
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f.SetField('Info', gcp.Info)
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f.SetField('X', gcp.GCPPixel)
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f.SetField('Y', gcp.GCPLine)
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f.SetGeometry(ogr.CreateGeometryFromWkt('POINT(%f %f)' % (gcp.GCPX, gcp.GCPY)))
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out_lyr.CreateFeature(f)
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return 0
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if __name__ == '__main__':
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sys.exit(main(sys.argv))
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