def apply(self):
raster.register_all = void_output(std_call('GDALAllRegister'), [])
raster.get_driver = voidptr_output(std_call('GDALGetDriver'), [c_int])
raster.get_driver_by_name = voidptr_output(std_call('GDALGetDriverByName'), [c_char_p], errcheck=False)
raster.get_driver_count = int_output(std_call('GDALGetDriverCount'), [])
raster.get_driver_description = const_string_output(std_call('GDALGetDescription'), [c_void_p])
raster.create_ds = voidptr_output(std_call('GDALCreate'), [c_void_p, c_char_p, c_int, c_int, c_int, c_int, c_void_p])
raster.open_ds = voidptr_output(std_call('GDALOpen'), [c_char_p, c_int])
raster.close_ds = void_output(std_call('GDALClose'), [c_void_p])
raster.copy_ds = voidptr_output(std_call('GDALCreateCopy'),[c_void_p, c_char_p, c_void_p, c_int, POINTER(c_char_p), c_void_p, c_void_p])
raster.add_band_ds = void_output(std_call('GDALAddBand'), [c_void_p, c_int])
raster.get_ds_description = const_string_output(std_call('GDALGetDescription'), [c_void_p])
raster.get_ds_driver = voidptr_output(std_call('GDALGetDatasetDriver'), [c_void_p])
raster.get_ds_xsize = int_output(std_call('GDALGetRasterXSize'), [c_void_p])
raster.get_ds_ysize = int_output(std_call('GDALGetRasterYSize'), [c_void_p])
raster.get_ds_raster_count = int_output(std_call('GDALGetRasterCount'), [c_void_p])
raster.get_ds_raster_band = voidptr_output(std_call('GDALGetRasterBand'), [c_void_p, c_int])
raster.get_ds_projection_ref = const_string_output(std_call('GDALGetProjectionRef'), [c_void_p])
raster.set_ds_projection_ref = void_output(std_call('GDALSetProjection'), [c_void_p, c_char_p])
raster.get_ds_geotransform = void_output(std_call('GDALGetGeoTransform'), [c_void_p, POINTER(c_double * 6)], errcheck=False)
raster.set_ds_geotransform = void_output(std_call('GDALSetGeoTransform'), [c_void_p, POINTER(c_double * 6)])
raster.band_io = void_output(std_call('GDALRasterIO'),[c_void_p, c_int, c_int, c_int, c_int, c_int, c_void_p, c_int, c_int, c_int, c_int, c_int])
raster.get_band_xsize = int_output(std_call('GDALGetRasterBandXSize'), [c_void_p])
raster.get_band_ysize = int_output(std_call('GDALGetRasterBandYSize'), [c_void_p])
raster.get_band_index = int_output(std_call('GDALGetBandNumber'), [c_void_p])
raster.get_band_description = const_string_output(std_call('GDALGetDescription'), [c_void_p])
raster.get_band_ds = voidptr_output(std_call('GDALGetBandDataset'), [c_void_p])
raster.get_band_datatype = int_output(std_call('GDALGetRasterDataType'), [c_void_p])
raster.get_band_nodata_value = double_output(std_call('GDALGetRasterNoDataValue'), [c_void_p, POINTER(c_int)])
raster.set_band_nodata_value = void_output(std_call('GDALSetRasterNoDataValue'), [c_void_p, c_double])
raster.get_band_minimum = double_output(std_call('GDALGetRasterMinimum'), [c_void_p, POINTER(c_int)])
raster.get_band_maximum = double_output(std_call('GDALGetRasterMaximum'), [c_void_p, POINTER(c_int)])
raster.reproject_image = void_output(std_call('GDALReprojectImage'),[c_void_p, c_char_p, c_void_p, c_char_p, c_int, c_double, c_double, c_void_p, c_void_p, c_void_p])
# For more detail about c function names and definitions see
# http://gdal.org/gdal_8h.html
# http://gdal.org/gdalwarper_8h.html
# Prepare partial functions that use cpl error codes
void_output = partial(void_output, cpl=True)
const_string_output = partial(const_string_output, cpl=True)
double_output = partial(double_output, cpl=True)
# Raster Driver Routines
register_all = void_output(lgdal.GDALAllRegister, [])
get_driver = voidptr_output(lgdal.GDALGetDriver, [c_int])
get_driver_by_name = voidptr_output(lgdal.GDALGetDriverByName, [c_char_p],
errcheck=False)
get_driver_count = int_output(lgdal.GDALGetDriverCount, [])
get_driver_description = const_string_output(lgdal.GDALGetDescription,
[c_void_p])
# Raster Data Source Routines
create_ds = voidptr_output(lgdal.GDALCreate,
[c_void_p, c_char_p, c_int, c_int, c_int, c_int])
open_ds = voidptr_output(lgdal.GDALOpen, [c_char_p, c_int])
close_ds = void_output(lgdal.GDALClose, [c_void_p])
flush_ds = int_output(lgdal.GDALFlushCache, [c_void_p])
copy_ds = voidptr_output(lgdal.GDALCreateCopy, [
c_void_p, c_char_p, c_void_p, c_int,
POINTER(c_char_p), c_void_p, c_void_p
])
add_band_ds = void_output(lgdal.GDALAddBand, [c_void_p, c_int])
get_ds_description = const_string_output(lgdal.GDALGetDescription, [])
# https://gdal.org/gdal_8h.html
# https://gdal.org/gdalwarper_8h.html
# https://www.gdal.org/gdal__utils_8h.html
# Prepare partial functions that use cpl error codes
void_output = partial(void_output, cpl=True)
const_string_output = partial(const_string_output, cpl=True)
double_output = partial(double_output, cpl=True)
# Raster Driver Routines
register_all = void_output(std_call("GDALAllRegister"), [], errcheck=False)
get_driver = voidptr_output(std_call("GDALGetDriver"), [c_int])
get_driver_by_name = voidptr_output(
std_call("GDALGetDriverByName"), [c_char_p], errcheck=False
)
get_driver_count = int_output(std_call("GDALGetDriverCount"), [])
get_driver_description = const_string_output(std_call("GDALGetDescription"), [c_void_p])
# Raster Data Source Routines
create_ds = voidptr_output(
std_call("GDALCreate"), [c_void_p, c_char_p, c_int, c_int, c_int, c_int, c_void_p]
)
open_ds = voidptr_output(std_call("GDALOpen"), [c_char_p, c_int])
close_ds = void_output(std_call("GDALClose"), [c_void_p], errcheck=False)
flush_ds = int_output(std_call("GDALFlushCache"), [c_void_p])
copy_ds = voidptr_output(
std_call("GDALCreateCopy"),
[c_void_p, c_char_p, c_void_p, c_int, POINTER(c_char_p), c_void_p, c_void_p],
)
add_band_ds = void_output(std_call("GDALAddBand"), [c_void_p, c_int])
get_ds_description = const_string_output(std_call("GDALGetDescription"), [c_void_p])
)
# For more detail about c function names and definitions see
# http://gdal.org/gdal_8h.html
# http://gdal.org/gdalwarper_8h.html
# Prepare partial functions that use cpl error codes
void_output = partial(void_output, cpl=True)
const_string_output = partial(const_string_output, cpl=True)
double_output = partial(double_output, cpl=True)
# Raster Driver Routines
register_all = void_output(std_call('GDALAllRegister'), [])
get_driver = voidptr_output(std_call('GDALGetDriver'), [c_int])
get_driver_by_name = voidptr_output(std_call('GDALGetDriverByName'), [c_char_p], errcheck=False)
get_driver_count = int_output(std_call('GDALGetDriverCount'), [])
get_driver_description = const_string_output(std_call('GDALGetDescription'), [c_void_p])
# Raster Data Source Routines
create_ds = voidptr_output(std_call('GDALCreate'), [c_void_p, c_char_p, c_int, c_int, c_int, c_int, c_void_p])
open_ds = voidptr_output(std_call('GDALOpen'), [c_char_p, c_int])
if GDAL_VERSION >= (2, 0):
close_ds = voidptr_output(std_call('GDALClose'), [c_void_p])
else:
close_ds = void_output(std_call('GDALClose'), [c_void_p])
flush_ds = int_output(std_call('GDALFlushCache'), [c_void_p])
copy_ds = voidptr_output(std_call('GDALCreateCopy'),
[c_void_p, c_char_p, c_void_p, c_int, POINTER(c_char_p), c_void_p, c_void_p]
)
add_band_ds = void_output(std_call('GDALAddBand'), [c_void_p, c_int])
get_ds_description = const_string_output(std_call('GDALGetDescription'), [c_void_p])
# http://gdal.org/gdal_8h.html
# http://gdal.org/gdalwarper_8h.html
# http://www.gdal.org/gdal__utils_8h.html
# Prepare partial functions that use cpl error codes
void_output = partial(void_output, cpl=True)
const_string_output = partial(const_string_output, cpl=True)
double_output = partial(double_output, cpl=True)
# Raster Driver Routines
register_all = void_output(std_call('GDALAllRegister'), [], errcheck=False)
get_driver = voidptr_output(std_call('GDALGetDriver'), [c_int])
get_driver_by_name = voidptr_output(std_call('GDALGetDriverByName'),
[c_char_p],
errcheck=False)
get_driver_count = int_output(std_call('GDALGetDriverCount'), [])
get_driver_description = const_string_output(std_call('GDALGetDescription'),
[c_void_p])
# Raster Data Source Routines
create_ds = voidptr_output(
std_call('GDALCreate'),
[c_void_p, c_char_p, c_int, c_int, c_int, c_int, c_void_p])
open_ds = voidptr_output(std_call('GDALOpen'), [c_char_p, c_int])
close_ds = void_output(std_call('GDALClose'), [c_void_p], errcheck=False)
flush_ds = int_output(std_call('GDALFlushCache'), [c_void_p])
copy_ds = voidptr_output(std_call('GDALCreateCopy'), [
c_void_p, c_char_p, c_void_p, c_int,
POINTER(c_char_p), c_void_p, c_void_p
])
add_band_ds = void_output(std_call('GDALAddBand'), [c_void_p, c_int])
OGR_Fld_* routines are relevant here.
"""
from ctypes import c_char_p, c_double, c_int, c_long, c_void_p, POINTER
from django.contrib.gis.gdal.envelope import OGREnvelope
from django.contrib.gis.gdal.libgdal import lgdal
from django.contrib.gis.gdal.prototypes.generation import (const_string_output,
double_output, geom_output, int_output, srs_output, void_output, voidptr_output)
c_int_p = POINTER(c_int) # shortcut type
### Driver Routines ###
register_all = void_output(lgdal.OGRRegisterAll, [], errcheck=False)
cleanup_all = void_output(lgdal.OGRCleanupAll, [], errcheck=False)
get_driver = voidptr_output(lgdal.OGRGetDriver, [c_int])
get_driver_by_name = voidptr_output(lgdal.OGRGetDriverByName, [c_char_p])
get_driver_count = int_output(lgdal.OGRGetDriverCount, [])
get_driver_name = const_string_output(lgdal.OGR_Dr_GetName, [c_void_p], decoding='ascii')
### DataSource ###
open_ds = voidptr_output(lgdal.OGROpen, [c_char_p, c_int, POINTER(c_void_p)])
destroy_ds = void_output(lgdal.OGR_DS_Destroy, [c_void_p], errcheck=False)
release_ds = void_output(lgdal.OGRReleaseDataSource, [c_void_p])
get_ds_name = const_string_output(lgdal.OGR_DS_GetName, [c_void_p])
get_layer = voidptr_output(lgdal.OGR_DS_GetLayer, [c_void_p, c_int])
get_layer_by_name = voidptr_output(lgdal.OGR_DS_GetLayerByName, [c_void_p, c_char_p])
get_layer_count = int_output(lgdal.OGR_DS_GetLayerCount, [c_void_p])
### Layer Routines ###
get_extent = void_output(lgdal.OGR_L_GetExtent, [c_void_p, POINTER(OGREnvelope), c_int])
get_feature = voidptr_output(lgdal.OGR_L_GetFeature, [c_void_p, c_long])
get_feature_count = int_output(lgdal.OGR_L_GetFeatureCount, [c_void_p, c_int])
int_output,
srs_output,
void_output,
voidptr_output,
)
c_int_p = POINTER(c_int) # shortcut type
# Driver Routines
register_all = void_output(lgdal.OGRRegisterAll, [], errcheck=False)
cleanup_all = void_output(lgdal.OGRCleanupAll, [], errcheck=False)
get_driver = voidptr_output(lgdal.OGRGetDriver, [c_int])
get_driver_by_name = voidptr_output(
lgdal.OGRGetDriverByName, [c_char_p], errcheck=False
)
get_driver_count = int_output(lgdal.OGRGetDriverCount, [])
get_driver_name = const_string_output(
lgdal.OGR_Dr_GetName, [c_void_p], decoding="ascii"
)
# DataSource
open_ds = voidptr_output(lgdal.OGROpen, [c_char_p, c_int, POINTER(c_void_p)])
destroy_ds = void_output(lgdal.OGR_DS_Destroy, [c_void_p], errcheck=False)
release_ds = void_output(lgdal.OGRReleaseDataSource, [c_void_p])
get_ds_name = const_string_output(lgdal.OGR_DS_GetName, [c_void_p])
get_layer = voidptr_output(lgdal.OGR_DS_GetLayer, [c_void_p, c_int])
get_layer_by_name = voidptr_output(lgdal.OGR_DS_GetLayerByName, [c_void_p, c_char_p])
get_layer_count = int_output(lgdal.OGR_DS_GetLayerCount, [c_void_p])
# Layer Routines
get_extent = void_output(lgdal.OGR_L_GetExtent, [c_void_p, POINTER(OGREnvelope), c_int])
[c_void_p, POINTER(c_char_p)])
# Destroys a geometry
destroy_geom = void_output(lgdal.OGR_G_DestroyGeometry, [c_void_p],
errcheck=False)
# Geometry export routines.
to_wkb = void_output(lgdal.OGR_G_ExportToWkb, None,
errcheck=True) # special handling for WKB.
to_wkt = string_output(lgdal.OGR_G_ExportToWkt,
[c_void_p, POINTER(c_char_p)],
decoding="ascii")
to_gml = string_output(lgdal.OGR_G_ExportToGML, [c_void_p],
str_result=True,
decoding="ascii")
get_wkbsize = int_output(lgdal.OGR_G_WkbSize, [c_void_p])
# Geometry spatial-reference related routines.
assign_srs = void_output(lgdal.OGR_G_AssignSpatialReference,
[c_void_p, c_void_p],
errcheck=False)
get_geom_srs = srs_output(lgdal.OGR_G_GetSpatialReference, [c_void_p])
# Geometry properties
get_area = double_output(lgdal.OGR_G_GetArea, [c_void_p])
get_centroid = void_output(lgdal.OGR_G_Centroid, [c_void_p, c_void_p])
get_dims = int_output(lgdal.OGR_G_GetDimension, [c_void_p])
get_coord_dim = int_output(lgdal.OGR_G_GetCoordinateDimension, [c_void_p])
set_coord_dim = void_output(lgdal.OGR_G_SetCoordinateDimension,
[c_void_p, c_int],
errcheck=False)
# For more detail about c function names and definitions see
# http://gdal.org/gdal_8h.html
# http://gdal.org/gdalwarper_8h.html
# http://www.gdal.org/gdal__utils_8h.html
# Prepare partial functions that use cpl error codes
void_output = partial(void_output, cpl=True)
const_string_output = partial(const_string_output, cpl=True)
double_output = partial(double_output, cpl=True)
# Raster Driver Routines
register_all = void_output(std_call('GDALAllRegister'), [], errcheck=False)
get_driver = voidptr_output(std_call('GDALGetDriver'), [c_int])
get_driver_by_name = voidptr_output(std_call('GDALGetDriverByName'), [c_char_p], errcheck=False)
get_driver_count = int_output(std_call('GDALGetDriverCount'), [])
get_driver_description = const_string_output(std_call('GDALGetDescription'), [c_void_p])
# Raster Data Source Routines
create_ds = voidptr_output(std_call('GDALCreate'), [c_void_p, c_char_p, c_int, c_int, c_int, c_int, c_void_p])
open_ds = voidptr_output(std_call('GDALOpen'), [c_char_p, c_int])
close_ds = void_output(std_call('GDALClose'), [c_void_p], errcheck=False)
flush_ds = int_output(std_call('GDALFlushCache'), [c_void_p])
copy_ds = voidptr_output(
std_call('GDALCreateCopy'),
[c_void_p, c_char_p, c_void_p, c_int, POINTER(c_char_p), c_void_p, c_void_p]
)
add_band_ds = void_output(std_call('GDALAddBand'), [c_void_p, c_int])
get_ds_description = const_string_output(std_call('GDALGetDescription'), [c_void_p])
get_ds_driver = voidptr_output(std_call('GDALGetDatasetDriver'), [c_void_p])
get_ds_xsize = int_output(std_call('GDALGetRasterXSize'), [c_void_p])
"""
This module houses the ctypes function prototypes for OGR DataSource
related data structures. OGR_Dr_*, OGR_DS_*, OGR_L_*, OGR_F_*,
OGR_Fld_* routines are relevant here.
"""
from ctypes import POINTER, c_char_p, c_double, c_int, c_long, c_void_p
from django.contrib.gis.gdal.envelope import OGREnvelope
from django.contrib.gis.gdal.libgdal import GDAL_VERSION, lgdal
from django.contrib.gis.gdal.prototypes.generation import (
const_string_output, double_output, geom_output, int64_output, int_output,
srs_output, void_output, voidptr_output,
)
c_int_p = POINTER(c_int) # shortcut type
# Driver Routines
register_all = void_output(lgdal.OGRRegisterAll, [], errcheck=False)
cleanup_all = void_output(lgdal.OGRCleanupAll, [], errcheck=False)
get_driver = voidptr_output(lgdal.OGRGetDriver, [c_int])
get_driver_by_name = voidptr_output(lgdal.OGRGetDriverByName, [c_char_p], errcheck=False)
get_driver_count = int_output(lgdal.OGRGetDriverCount, [])
get_driver_name = const_string_output(lgdal.OGR_Dr_GetName, [c_void_p], decoding='ascii')
# DataSource
open_ds = voidptr_output(lgdal.OGROpen, [c_char_p, c_int, POINTER(c_void_p)])
destroy_ds = void_output(lgdal.OGR_DS_Destroy, [c_void_p], errcheck=False)
release_ds = void_output(lgdal.OGRReleaseDataSource, [c_void_p])
get_ds_name = const_string_output(lgdal.OGR_DS_GetName, [c_void_p])
get_layer = voidptr_output(lgdal.OGR_DS_GetLayer, [c_void_p, c_int])
get_layer_by_name = voidptr_output(lgdal.OGR_DS_GetLayerByName, [c_void_p, c_char_p])
get_layer_count = int_output(lgdal.OGR_DS_GetLayerCount, [c_void_p])
# Layer Routines
get_extent = void_output(lgdal.OGR_L_GetExtent, [c_void_p, POINTER(OGREnvelope), c_int])
identify_epsg = void_output(lgdal.OSRAutoIdentifyEPSG, [c_void_p])
# Getting the angular_units, linear_units functions
linear_units = units_func(lgdal.OSRGetLinearUnits)
angular_units = units_func(lgdal.OSRGetAngularUnits)
# For exporting to WKT, PROJ.4, "Pretty" WKT, and XML.
to_wkt = string_output(std_call('OSRExportToWkt'), [c_void_p, POINTER(c_char_p)], decoding='utf-8')
to_proj = string_output(std_call('OSRExportToProj4'), [c_void_p, POINTER(c_char_p)], decoding='ascii')
to_pretty_wkt = string_output(
std_call('OSRExportToPrettyWkt'),
[c_void_p, POINTER(c_char_p), c_int], offset=-2, decoding='utf-8'
)
# Memory leak fixed in GDAL 1.5; still exists in 1.4.
to_xml = string_output(lgdal.OSRExportToXML, [c_void_p, POINTER(c_char_p), c_char_p], offset=-2, decoding='utf-8')
# String attribute retrival routines.
get_attr_value = const_string_output(std_call('OSRGetAttrValue'), [c_void_p, c_char_p, c_int], decoding='utf-8')
get_auth_name = const_string_output(lgdal.OSRGetAuthorityName, [c_void_p, c_char_p], decoding='ascii')
get_auth_code = const_string_output(lgdal.OSRGetAuthorityCode, [c_void_p, c_char_p], decoding='ascii')
# SRS Properties
isgeographic = int_output(lgdal.OSRIsGeographic, [c_void_p])
islocal = int_output(lgdal.OSRIsLocal, [c_void_p])
isprojected = int_output(lgdal.OSRIsProjected, [c_void_p])
# Coordinate transformation
new_ct = srs_output(std_call('OCTNewCoordinateTransformation'), [c_void_p, c_void_p])
destroy_ct = void_output(std_call('OCTDestroyCoordinateTransformation'), [c_void_p], errcheck=False)
import github.Consts
import github.PaginatedList
import github.Repository
from django.apps import apps
from django.conf import settings
from django.contrib.gis.gdal.prototypes import ds as capi
logger = logging.getLogger(__name__)
SHAPEFILE_EXTENSIONS = ('.shp', '.shx', '.dbf', '.prj', '.cpg', '.qpj',
'-COPYRIGHT')
flatten_to_2d = void_output(lgdal.OGR_G_FlattenTo2D, [c_void_p])
try: # GDAL 2.1+
coordinate_dimension = int_output(lgdal.OGR_G_CoordinateDimension,
[c_void_p])
except AttributeError: # GDAL 1.10
coordinate_dimension = int_output(lgdal.OGR_G_GetCoordinateDimension,
[c_void_p])
@celery.shared_task
def update_all_boundaries():
for repo in get_github_repos_with_topics(
): # type: github.Repository.Repository
if 'commons-data' not in repo.topics:
continue
for topic in repo.topics:
if topic.startswith('country-code-'):
iso_3166_1_code = topic[len('country-code-'):].upper()
# For more detail about c function names and definitions see
# http://gdal.org/gdal_8h.html
# http://gdal.org/gdalwarper_8h.html
# Prepare partial functions that use cpl error codes
void_output = partial(void_output, cpl=True)
const_string_output = partial(const_string_output, cpl=True)
double_output = partial(double_output, cpl=True)
# Raster Driver Routines
register_all = void_output(std_call('GDALAllRegister'), [])
get_driver = voidptr_output(std_call('GDALGetDriver'), [c_int])
get_driver_by_name = voidptr_output(std_call('GDALGetDriverByName'),
[c_char_p],
errcheck=False)
get_driver_count = int_output(std_call('GDALGetDriverCount'), [])
get_driver_description = const_string_output(std_call('GDALGetDescription'),
[c_void_p])
# Raster Data Source Routines
create_ds = voidptr_output(
std_call('GDALCreate'),
[c_void_p, c_char_p, c_int, c_int, c_int, c_int, c_void_p])
open_ds = voidptr_output(std_call('GDALOpen'), [c_char_p, c_int])
close_ds = void_output(std_call('GDALClose'), [c_void_p])
copy_ds = voidptr_output(std_call('GDALCreateCopy'), [
c_void_p, c_char_p, c_void_p, c_int,
POINTER(c_char_p), c_void_p, c_void_p
])
add_band_ds = void_output(std_call('GDALAddBand'), [c_void_p, c_int])
get_ds_description = const_string_output(std_call('GDALGetDescription'),
decoding='utf-8')
# Memory leak fixed in GDAL 1.5; still exists in 1.4.
to_xml = string_output(lgdal.OSRExportToXML,
[c_void_p, POINTER(c_char_p), c_char_p],
offset=-2,
decoding='utf-8')
# String attribute retrival routines.
get_attr_value = const_string_output(std_call('OSRGetAttrValue'),
[c_void_p, c_char_p, c_int],
decoding='utf-8')
get_auth_name = const_string_output(lgdal.OSRGetAuthorityName,
[c_void_p, c_char_p],
decoding='ascii')
get_auth_code = const_string_output(lgdal.OSRGetAuthorityCode,
[c_void_p, c_char_p],
decoding='ascii')
# SRS Properties
isgeographic = int_output(lgdal.OSRIsGeographic, [c_void_p])
islocal = int_output(lgdal.OSRIsLocal, [c_void_p])
isprojected = int_output(lgdal.OSRIsProjected, [c_void_p])
# Coordinate transformation
new_ct = srs_output(std_call('OCTNewCoordinateTransformation'),
[c_void_p, c_void_p])
destroy_ct = void_output(std_call('OCTDestroyCoordinateTransformation'),
[c_void_p],
errcheck=False)
geom_intersection = geom_output(lgdal.OGR_G_Intersection, [c_void_p, c_void_p]) geom_sym_diff = geom_output(lgdal.OGR_G_SymmetricDifference, [c_void_p, c_void_p]) geom_union = geom_output(lgdal.OGR_G_Union, [c_void_p, c_void_p]) # Geometry modification routines. add_geom = void_output(lgdal.OGR_G_AddGeometry, [c_void_p, c_void_p]) import_wkt = void_output(lgdal.OGR_G_ImportFromWkt, [c_void_p, POINTER(c_char_p)]) # Destroys a geometry destroy_geom = void_output(lgdal.OGR_G_DestroyGeometry, [c_void_p], errcheck=False) # Geometry export routines. to_wkb = void_output(lgdal.OGR_G_ExportToWkb, None, errcheck=True) # special handling for WKB. to_wkt = string_output(lgdal.OGR_G_ExportToWkt, [c_void_p, POINTER(c_char_p)]) to_gml = string_output(lgdal.OGR_G_ExportToGML, [c_void_p], str_result=True) get_wkbsize = int_output(lgdal.OGR_G_WkbSize, [c_void_p]) # Geometry spatial-reference related routines. assign_srs = void_output(lgdal.OGR_G_AssignSpatialReference, [c_void_p, c_void_p], errcheck=False) get_geom_srs = srs_output(lgdal.OGR_G_GetSpatialReference, [c_void_p]) # Geometry properties get_area = double_output(lgdal.OGR_G_GetArea, [c_void_p]) get_centroid = void_output(lgdal.OGR_G_Centroid, [c_void_p, c_void_p]) get_dims = int_output(lgdal.OGR_G_GetDimension, [c_void_p]) get_coord_dim = int_output(lgdal.OGR_G_GetCoordinateDimension, [c_void_p]) set_coord_dim = void_output(lgdal.OGR_G_SetCoordinateDimension, [c_void_p, c_int], errcheck=False) get_geom_count = int_output(lgdal.OGR_G_GetGeometryCount, [c_void_p]) get_geom_name = const_string_output(lgdal.OGR_G_GetGeometryName, [c_void_p]) get_geom_type = int_output(lgdal.OGR_G_GetGeometryType, [c_void_p])
"""
This module houses the ctypes function prototypes for GDAL DataSource (raster)
related data structures.
"""
from ctypes import POINTER, c_char_p, c_double, c_int, c_void_p
from functools import partial
from django.contrib.gis.gdal.libgdal import GDAL_VERSION, std_call
from django.contrib.gis.gdal.prototypes.generation import (
const_string_output, double_output, int_output, void_output,
voidptr_output,
)
# For more detail about c function names and definitions see
# http://gdal.org/gdal_8h.html
# http://gdal.org/gdalwarper_8h.html
# Prepare partial functions that use cpl error codes
void_output = partial(void_output, cpl=True)
const_string_output = partial(const_string_output, cpl=True)
double_output = partial(double_output, cpl=True)
# Raster Driver Routines
register_all = void_output(std_call('GDALAllRegister'), [])
get_driver = voidptr_output(std_call('GDALGetDriver'), [c_int])
get_driver_by_name = voidptr_output(std_call('GDALGetDriverByName'), [c_char_p], errcheck=False)
get_driver_count = int_output(std_call('GDALGetDriverCount'), [])
get_driver_description = const_string_output(std_call('GDALGetDescription'), [c_void_p])
# Raster Data Source Routines
create_ds = voidptr_output(std_call('GDALCreate'), [c_void_p, c_char_p, c_int, c_int, c_int, c_int, c_void_p])
open_ds = voidptr_output(std_call('GDALOpen'), [c_char_p, c_int])
if GDAL_VERSION >= (2, 0):
close_ds = voidptr_output(std_call('GDALClose'), [c_void_p])
else:
)
# For more detail about c function names and definitions see
# http://gdal.org/gdal_8h.html
# http://gdal.org/gdalwarper_8h.html
# Prepare partial functions that use cpl error codes
void_output = partial(void_output, cpl=True)
const_string_output = partial(const_string_output, cpl=True)
double_output = partial(double_output, cpl=True)
# Raster Driver Routines
register_all = void_output(lgdal.GDALAllRegister, [])
get_driver = voidptr_output(lgdal.GDALGetDriver, [c_int])
get_driver_by_name = voidptr_output(lgdal.GDALGetDriverByName, [c_char_p], errcheck=False)
get_driver_count = int_output(lgdal.GDALGetDriverCount, [])
get_driver_description = const_string_output(lgdal.GDALGetDescription, [c_void_p])
# Raster Data Source Routines
create_ds = voidptr_output(lgdal.GDALCreate, [c_void_p, c_char_p, c_int, c_int, c_int, c_int])
open_ds = voidptr_output(lgdal.GDALOpen, [c_char_p, c_int])
close_ds = void_output(lgdal.GDALClose, [c_void_p])
copy_ds = voidptr_output(lgdal.GDALCreateCopy, [c_void_p, c_char_p, c_void_p, c_int,
POINTER(c_char_p), c_void_p, c_void_p])
add_band_ds = void_output(lgdal.GDALAddBand, [c_void_p, c_int])
get_ds_description = const_string_output(lgdal.GDALGetDescription, [])
get_ds_driver = voidptr_output(lgdal.GDALGetDatasetDriver, [c_void_p])
get_ds_xsize = int_output(lgdal.GDALGetRasterXSize, [c_void_p])
get_ds_ysize = int_output(lgdal.GDALGetRasterYSize, [c_void_p])
get_ds_raster_count = int_output(lgdal.GDALGetRasterCount, [c_void_p])
get_ds_raster_band = voidptr_output(lgdal.GDALGetRasterBand, [c_void_p, c_int])
[c_void_p, POINTER(c_char_p)])
# Destroys a geometry
destroy_geom = void_output(lgdal.OGR_G_DestroyGeometry, [c_void_p],
errcheck=False)
# Geometry export routines.
to_wkb = void_output(lgdal.OGR_G_ExportToWkb, None,
errcheck=True) # special handling for WKB.
to_wkt = string_output(lgdal.OGR_G_ExportToWkt,
[c_void_p, POINTER(c_char_p)],
decoding='ascii')
to_gml = string_output(lgdal.OGR_G_ExportToGML, [c_void_p],
str_result=True,
decoding='ascii')
get_wkbsize = int_output(lgdal.OGR_G_WkbSize, [c_void_p])
# Geometry spatial-reference related routines.
assign_srs = void_output(lgdal.OGR_G_AssignSpatialReference,
[c_void_p, c_void_p],
errcheck=False)
get_geom_srs = srs_output(lgdal.OGR_G_GetSpatialReference, [c_void_p])
# Geometry properties
get_area = double_output(lgdal.OGR_G_GetArea, [c_void_p])
get_centroid = void_output(lgdal.OGR_G_Centroid, [c_void_p, c_void_p])
get_dims = int_output(lgdal.OGR_G_GetDimension, [c_void_p])
get_coord_dim = int_output(lgdal.OGR_G_GetCoordinateDimension, [c_void_p])
set_coord_dim = void_output(lgdal.OGR_G_SetCoordinateDimension,
[c_void_p, c_int],
errcheck=False)
geom_intersection = geom_output(lgdal.OGR_G_Intersection, [c_void_p, c_void_p]) geom_sym_diff = geom_output(lgdal.OGR_G_SymmetricDifference, [c_void_p, c_void_p]) geom_union = geom_output(lgdal.OGR_G_Union, [c_void_p, c_void_p]) # Geometry modification routines. add_geom = void_output(lgdal.OGR_G_AddGeometry, [c_void_p, c_void_p]) import_wkt = void_output(lgdal.OGR_G_ImportFromWkt, [c_void_p, POINTER(c_char_p)]) # Destroys a geometry destroy_geom = void_output(lgdal.OGR_G_DestroyGeometry, [c_void_p], errcheck=False) # Geometry export routines. to_wkb = void_output(lgdal.OGR_G_ExportToWkb, None, errcheck=True) # special handling for WKB. to_wkt = string_output(lgdal.OGR_G_ExportToWkt, [c_void_p, POINTER(c_char_p)], decoding='ascii') to_gml = string_output(lgdal.OGR_G_ExportToGML, [c_void_p], str_result=True, decoding='ascii') get_wkbsize = int_output(lgdal.OGR_G_WkbSize, [c_void_p]) # Geometry spatial-reference related routines. assign_srs = void_output(lgdal.OGR_G_AssignSpatialReference, [c_void_p, c_void_p], errcheck=False) get_geom_srs = srs_output(lgdal.OGR_G_GetSpatialReference, [c_void_p]) # Geometry properties get_area = double_output(lgdal.OGR_G_GetArea, [c_void_p]) get_centroid = void_output(lgdal.OGR_G_Centroid, [c_void_p, c_void_p]) get_dims = int_output(lgdal.OGR_G_GetDimension, [c_void_p]) get_coord_dim = int_output(lgdal.OGR_G_GetCoordinateDimension, [c_void_p]) set_coord_dim = void_output(lgdal.OGR_G_SetCoordinateDimension, [c_void_p, c_int], errcheck=False) is_empty = int_output(lgdal.OGR_G_IsEmpty, [c_void_p], errcheck=lambda result, func, cargs: bool(result)) get_geom_count = int_output(lgdal.OGR_G_GetGeometryCount, [c_void_p]) get_geom_name = const_string_output(lgdal.OGR_G_GetGeometryName, [c_void_p], decoding='ascii')
