* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
"""
import os
# import GDAL and QGIS libraries
from osgeo import gdal, osr, ogr
gdal.UseExceptions()
import gdalconst
# import logging for debug messages
import terre_image_logging
logger = terre_image_logging.configure_logger()
def get_image_epsg_code_with_gdal(image_in):
"""
Extract the following information from the given image:
- epsg code
"""
try:
dataset = gdal.Open(image_in, gdalconst.GA_ReadOnly)
except RuntimeError: # OSError is get when the access to a folder is refused
logger.exception("Error: Opening " + image_in)
return
spatialReference = osr.SpatialReference()
spatialReference.ImportFromWkt(dataset.GetProjectionRef())
email : [email protected] ***************************************************************************/ /*************************************************************************** * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) any later version. * * * ***************************************************************************/ """ # import logging for debug messages import terre_image_logging logger = terre_image_logging.configure_logger() class TerreImageConstant(object): """ This class allow to manage constants of the catalog. It manages: iface -- iface to link the catalog to qgis (adding layers, acces to canvas...) canvas -- mapCanvas of qgis == self.iface.mapCanvas() legendInterface -- acces from qgis to symbols, layers ... index_group -- qgis group of terre_image. """ instance = None def __new__(cls, *args, **kwargs): # __new__ always a classmethod if not cls.instance: cls.instance = super(TerreImageConstant, cls).__new__(cls, *args, **kwargs) # S2Constant.__S2Constant()
