microproduct/dem-sentiral/ISCEApp/site-packages/osgeo_utils/gdal_edit.py

429 lines
14 KiB
Python

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
###############################################################################
# $Id: gdal_edit.py 05a98f65afa7e5048cae16a58c2268510cd89103 2021-01-15 16:16:00 +0200 Idan Miara $
#
# Project: GDAL samples
# Purpose: Edit in place various information of an existing GDAL dataset
# Author: Even Rouault <even dot rouault at spatialys.com>
#
###############################################################################
# Copyright (c) 2011-2013, Even Rouault <even dot rouault at spatialys.com>
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
# OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
###############################################################################
import sys
from osgeo import gdal
from osgeo import osr
def Usage():
print('Usage: gdal_edit [--help-general] [-ro] [-a_srs srs_def]')
print(' [-a_ullr ulx uly lrx lry] [-a_ulurll ulx uly urx ury llx lly]')
print(' [-tr xres yres] [-unsetgt] [-unsetrpc] [-a_nodata value] [-unsetnodata]')
print(' [-offset value] [-scale value] [-units value]')
print(' [-colorinterp_X red|green|blue|alpha|gray|undefined]*')
print(' [-unsetstats] [-stats] [-approx_stats]')
print(' [-setstats min max mean stddev]')
print(' [-gcp pixel line easting northing [elevation]]*')
print(' [-unsetmd] [-oo NAME=VALUE]* [-mo "META-TAG=VALUE"]* datasetname')
print('')
print('Edit in place various information of an existing GDAL dataset.')
return -1
def ArgIsNumeric(s):
i = 0
while i < len(s):
if (s[i] < '0' or s[i] > '9') and s[i] != '.' and s[i] != 'e' and s[i] != '+' and s[i] != '-':
return False
i = i + 1
return True
def gdal_edit(argv):
argv = gdal.GeneralCmdLineProcessor(argv)
if argv is None:
return -1
datasetname = None
srs = None
ulx = None
uly = None
urx = None
ury = None
llx = None
lly = None
lrx = None
lry = None
nodata = None
unsetnodata = False
units = None
xres = None
yres = None
unsetgt = False
unsetstats = False
stats = False
setstats = False
approx_stats = False
unsetmd = False
ro = False
molist = []
gcp_list = []
open_options = []
offset = []
scale = []
colorinterp = {}
unsetrpc = False
i = 1
argc = len(argv)
while i < argc:
if argv[i] == '-ro':
ro = True
elif argv[i] == '-a_srs' and i < len(argv) - 1:
srs = argv[i + 1]
i = i + 1
elif argv[i] == '-a_ullr' and i < len(argv) - 4:
ulx = float(argv[i + 1])
i = i + 1
uly = float(argv[i + 1])
i = i + 1
lrx = float(argv[i + 1])
i = i + 1
lry = float(argv[i + 1])
i = i + 1
elif argv[i] == '-a_ulurll' and i < len(argv) - 6:
ulx = float(argv[i + 1])
i = i + 1
uly = float(argv[i + 1])
i = i + 1
urx = float(argv[i + 1])
i = i + 1
ury = float(argv[i + 1])
i = i + 1
llx = float(argv[i + 1])
i = i + 1
lly = float(argv[i + 1])
i = i + 1
elif argv[i] == '-tr' and i < len(argv) - 2:
xres = float(argv[i + 1])
i = i + 1
yres = float(argv[i + 1])
i = i + 1
elif argv[i] == '-a_nodata' and i < len(argv) - 1:
nodata = float(argv[i + 1])
i = i + 1
elif argv[i] == '-scale' and i < len(argv) -1:
scale.append(float(argv[i+1]))
i = i + 1
while i < len(argv) - 1 and ArgIsNumeric(argv[i+1]):
scale.append(float(argv[i+1]))
i = i + 1
elif argv[i] == '-offset' and i < len(argv) - 1:
offset.append(float(argv[i+1]))
i = i + 1
while i < len(argv) - 1 and ArgIsNumeric(argv[i+1]):
offset.append(float(argv[i+1]))
i = i + 1
elif argv[i] == '-mo' and i < len(argv) - 1:
molist.append(argv[i + 1])
i = i + 1
elif argv[i] == '-gcp' and i + 4 < len(argv):
pixel = float(argv[i + 1])
i = i + 1
line = float(argv[i + 1])
i = i + 1
x = float(argv[i + 1])
i = i + 1
y = float(argv[i + 1])
i = i + 1
if i + 1 < len(argv) and ArgIsNumeric(argv[i + 1]):
z = float(argv[i + 1])
i = i + 1
else:
z = 0
gcp = gdal.GCP(x, y, z, pixel, line)
gcp_list.append(gcp)
elif argv[i] == '-unsetgt':
unsetgt = True
elif argv[i] == '-unsetrpc':
unsetrpc = True
elif argv[i] == '-unsetstats':
unsetstats = True
elif argv[i] == '-approx_stats':
stats = True
approx_stats = True
elif argv[i] == '-stats':
stats = True
elif argv[i] == '-setstats' and i < len(argv)-4:
stats = True
setstats = True
if argv[i + 1] != 'None':
statsmin = float(argv[i + 1])
else:
statsmin = None
i = i + 1
if argv[i + 1] != 'None':
statsmax = float(argv[i + 1])
else:
statsmax = None
i = i + 1
if argv[i + 1] != 'None':
statsmean = float(argv[i + 1])
else:
statsmean = None
i = i + 1
if argv[i + 1] != 'None':
statsdev = float(argv[i + 1])
else:
statsdev = None
i = i + 1
elif argv[i] == '-units' and i < len(argv) - 1:
units = argv[i + 1]
i = i + 1
elif argv[i] == '-unsetmd':
unsetmd = True
elif argv[i] == '-unsetnodata':
unsetnodata = True
elif argv[i] == '-oo' and i < len(argv) - 1:
open_options.append(argv[i + 1])
i = i + 1
elif argv[i].startswith('-colorinterp_')and i < len(argv) - 1:
band = int(argv[i][len('-colorinterp_'):])
val = argv[i + 1]
if val.lower() == 'red':
val = gdal.GCI_RedBand
elif val.lower() == 'green':
val = gdal.GCI_GreenBand
elif val.lower() == 'blue':
val = gdal.GCI_BlueBand
elif val.lower() == 'alpha':
val = gdal.GCI_AlphaBand
elif val.lower() == 'gray' or val.lower() == 'grey':
val = gdal.GCI_GrayIndex
elif val.lower() == 'undefined':
val = gdal.GCI_Undefined
else:
sys.stderr.write('Unsupported color interpretation %s.\n' % val +
'Only red, green, blue, alpha, gray, undefined are supported.\n')
return Usage()
colorinterp[band] = val
i = i + 1
elif argv[i][0] == '-':
sys.stderr.write('Unrecognized option : %s\n' % argv[i])
return Usage()
elif datasetname is None:
datasetname = argv[i]
else:
sys.stderr.write('Unexpected option : %s\n' % argv[i])
return Usage()
i = i + 1
if datasetname is None:
return Usage()
if (srs is None and lry is None and yres is None and not unsetgt and
not unsetstats and not stats and not setstats and nodata is None and
not units and not molist and not unsetmd and not gcp_list and
not unsetnodata and not colorinterp and
scale is None and offset is None and not unsetrpc):
print('No option specified')
print('')
return Usage()
exclusive_option = 0
if lry is not None:
exclusive_option = exclusive_option + 1
if lly is not None: # -a_ulurll
exclusive_option = exclusive_option + 1
if yres is not None:
exclusive_option = exclusive_option + 1
if unsetgt:
exclusive_option = exclusive_option + 1
if exclusive_option > 1:
print('-a_ullr, -a_ulurll, -tr and -unsetgt options are exclusive.')
print('')
return Usage()
if unsetstats and stats:
print('-unsetstats and either -stats or -approx_stats options are exclusive.')
print('')
return Usage()
if unsetnodata and nodata:
print('-unsetnodata and -nodata options are exclusive.')
print('')
return Usage()
if open_options is not None:
if ro:
ds = gdal.OpenEx(datasetname, gdal.OF_RASTER, open_options=open_options)
else:
ds = gdal.OpenEx(datasetname, gdal.OF_RASTER | gdal.OF_UPDATE, open_options=open_options)
# GDAL 1.X compat
elif ro:
ds = gdal.Open(datasetname)
else:
ds = gdal.Open(datasetname, gdal.GA_Update)
if ds is None:
return -1
if scale:
if len(scale) == 1:
scale = scale * ds.RasterCount
elif len(scale) != ds.RasterCount:
print('If more than one scale value is provided, their number must match the number of bands.')
print('')
return Usage()
if offset:
if len(offset) == 1:
offset = offset * ds.RasterCount
elif len(offset) != ds.RasterCount:
print('If more than one offset value is provided, their number must match the number of bands.')
print('')
return Usage()
wkt = None
if srs == '' or srs == 'None':
ds.SetProjection('')
elif srs is not None:
sr = osr.SpatialReference()
if sr.SetFromUserInput(srs) != 0:
print('Failed to process SRS definition: %s' % srs)
return -1
wkt = sr.ExportToWkt()
if not gcp_list:
ds.SetProjection(wkt)
if lry is not None:
gt = [ulx, (lrx - ulx) / ds.RasterXSize, 0,
uly, 0, (lry - uly) / ds.RasterYSize]
ds.SetGeoTransform(gt)
elif lly is not None: # -a_ulurll
gt = [ulx, (urx - ulx) / ds.RasterXSize, (llx - ulx) / ds.RasterYSize,
uly, (ury - uly) / ds.RasterXSize, (lly - uly) / ds.RasterYSize]
ds.SetGeoTransform(gt)
if yres is not None:
gt = ds.GetGeoTransform()
# Doh ! why is gt a tuple and not an array...
gt = [gt[j] for j in range(6)]
gt[1] = xres
gt[5] = yres
ds.SetGeoTransform(gt)
if unsetgt:
# For now only the GTiff drivers understands full-zero as a hint
# to unset the geotransform
if ds.GetDriver().ShortName == 'GTiff':
ds.SetGeoTransform([0, 0, 0, 0, 0, 0])
else:
ds.SetGeoTransform([0, 1, 0, 0, 0, 1])
if gcp_list:
if wkt is None:
wkt = ds.GetGCPProjection()
if wkt is None:
wkt = ''
ds.SetGCPs(gcp_list, wkt)
if nodata is not None:
for i in range(ds.RasterCount):
ds.GetRasterBand(i + 1).SetNoDataValue(nodata)
elif unsetnodata:
for i in range(ds.RasterCount):
ds.GetRasterBand(i + 1).DeleteNoDataValue()
if scale:
for i in range(ds.RasterCount):
ds.GetRasterBand(i + 1).SetScale(scale[i])
if offset:
for i in range(ds.RasterCount):
ds.GetRasterBand(i + 1).SetOffset(offset[i])
if units:
for i in range(ds.RasterCount):
ds.GetRasterBand(i + 1).SetUnitType(units)
if unsetstats:
for i in range(ds.RasterCount):
band = ds.GetRasterBand(i + 1)
for key in band.GetMetadata().keys():
if key.startswith('STATISTICS_'):
band.SetMetadataItem(key, None)
if stats:
for i in range(ds.RasterCount):
ds.GetRasterBand(i + 1).ComputeStatistics(approx_stats)
if setstats:
for i in range(ds.RasterCount):
if statsmin is None or statsmax is None or statsmean is None or statsdev is None:
ds.GetRasterBand(i+1).ComputeStatistics(approx_stats)
min,max,mean,stdev = ds.GetRasterBand(i+1).GetStatistics(approx_stats,True)
if statsmin is None:
statsmin = min
if statsmax is None:
statsmax = max
if statsmean is None:
statsmean = mean
if statsdev is None:
statsdev = stdev
ds.GetRasterBand(i+1).SetStatistics(statsmin, statsmax, statsmean, statsdev)
if molist:
if unsetmd:
md = {}
else:
md = ds.GetMetadata()
for moitem in molist:
equal_pos = moitem.find('=')
if equal_pos > 0:
md[moitem[0:equal_pos]] = moitem[equal_pos + 1:]
ds.SetMetadata(md)
elif unsetmd:
ds.SetMetadata({})
for band in colorinterp:
ds.GetRasterBand(band).SetColorInterpretation(colorinterp[band])
if unsetrpc:
ds.SetMetadata(None, 'RPC')
ds = band = None
return 0
def main(argv):
return gdal_edit(argv)
if __name__ == '__main__':
sys.exit(main(sys.argv))