639 lines
19 KiB
Python
639 lines
19 KiB
Python
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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# Copyright 2010 California Institute of Technology. ALL RIGHTS RESERVED.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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# United States Government Sponsorship acknowledged. This software is subject to
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# U.S. export control laws and regulations and has been classified as 'EAR99 NLR'
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# (No [Export] License Required except when exporting to an embargoed country,
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# end user, or in support of a prohibited end use). By downloading this software,
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# the user agrees to comply with all applicable U.S. export laws and regulations.
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# The user has the responsibility to obtain export licenses, or other export
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# authority as may be required before exporting this software to any 'EAR99'
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# embargoed foreign country or citizen of those countries.
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#
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# Author: Walter Szeliga
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#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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import datetime
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from isceobj.Attitude.Attitude import Attitude
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from iscesys.Component.Component import Component
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from isceobj.Image.Image import Image
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from isceobj.Orbit.Orbit import Orbit
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from isceobj.Radar.Radar import Radar
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from isceobj.Util.decorators import type_check
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SCHHEIGHT = Component.Parameter('_schHeight',
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public_name='SCHHEIGHT',
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default=None,
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type=float,
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mandatory=True,
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doc = 'SCH HEIGHT')
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SCHVELOCITY = Component.Parameter('_schVelocity',
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public_name = 'SCHVELOCITY',
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default = None,
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type = float,
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mandatory=True,
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doc = 'SCH VELOCITY')
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POLARIZATION = Component.Parameter('_polarization',
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public_name = 'POLARIZATION',
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default=None,
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type=str,
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mandatory=False,
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doc = 'Polarization.')
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NUMBER_OF_SAMPLES = Component.Parameter('_numberOfSamples',
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public_name = 'NUMBER_OF_SAMPLES',
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default = None,
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type=int,
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mandatory=False,
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doc = 'Number of samples in a range line.')
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NUMBER_OF_LINES = Component.Parameter('_numberOfLines',
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public_name = 'NUMBER_OF_LINES',
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default=None,
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type=int,
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mandatory=False,
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doc = 'Number of lines in the image')
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STARTING_RANGE = Component.Parameter('_startingRange',
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public_name = 'STARTING_RANGE',
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default=None,
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type=float,
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mandatory=False,
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doc = 'Range to the first valid sample in the image')
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SENSING_START = Component.Parameter('_sensingStart',
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public_name = 'SENSING_START',
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default = None,
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type = datetime.datetime,
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mandatory=False,
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doc = 'Date time object for UTC of first line')
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SENSING_MID = Component.Parameter('_sensingMid',
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public_name = 'SENSING_MID',
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default = None,
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type = datetime.datetime,
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mandatory=False,
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doc = 'Date time object for UTC of middle of image')
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SENSING_STOP = Component.Parameter('_sensingStop',
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public_name = 'SENSING_STOP',
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default = None,
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type = datetime.datetime,
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mandatory = False,
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doc = 'Date time object for UTC of last line of image')
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TRACK_NUMBER = Component.Parameter('_trackNumber',
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public_name = 'TRACK_NUMBER',
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default=None,
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type = int,
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mandatory=False,
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doc = 'Track number for the acquisition')
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FRAME_NUMBER = Component.Parameter('_frameNumber',
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public_name = 'FRAME_NUMBER',
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default=None,
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type = int,
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mandatory=False,
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doc = 'Frame number for the acquisition')
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ORBIT_NUMBER = Component.Parameter('orbitNumber',
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public_name='ORBIT_NUMBER',
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default=None,
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type = int,
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mandatory = False,
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doc = 'Orbit number for the acquisition')
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PASS_DIRECTION = Component.Parameter('_passDirection',
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public_name='PASS_DIRECTION',
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default=None,
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type = str,
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mandatory = False,
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doc = 'Ascending or Descending direction of orbit')
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PROCESSING_FACILITY = Component.Parameter('_processingFacility',
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public_name='PROCESSING_FACILITY',
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default=None,
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type = str,
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mandatory = False,
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doc = 'Processing facility information')
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PROCESSING_SYSTEM = Component.Parameter('_processingSystem',
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public_name='PROCESSING_SYSTEM',
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default=None,
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type = str,
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mandatory = False,
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doc = 'Processing system information')
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PROCESSING_LEVEL = Component.Parameter('_processingLevel',
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public_name='PROCESSING_LEVEL',
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default=None,
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type = str,
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mandatory = False,
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doc = 'Processing level of the product')
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PROCESSING_SYSTEM_VERSION = Component.Parameter('_processingSoftwareVersion',
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public_name='PROCESSING_SYSTEM_VERSION',
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default=None,
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type = str,
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mandatory = False,
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doc = 'Processing system software version')
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AUX_FILE = Component.Parameter('_auxFile',
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public_name='AUX_FILE',
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default=None,
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type = str,
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mandatory = False,
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doc = 'Auxiliary file for the acquisition')
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NUMBER_RANGE_BINS = Component.Parameter('_numberRangeBins',
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public_name = 'NUMBER_RANGE_BINS',
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default = None,
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type = int,
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mandatory=False,
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doc = 'Number of range bins')
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SQUINT_ANGLE = Component.Parameter('_squintAngle',
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public_name = 'SQUINT_ANGLE',
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default = None,
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type = float,
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mandatory=False,
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doc = 'squint angle')
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FAR_RANGE = Component.Parameter('_farRange',
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public_name = 'FAR_RANGE',
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default = None,
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type = float,
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mandatory=False,
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doc = 'Far range')
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DOPPLER_VS_PIXEL = Component.Parameter('_dopplerVsPixel',
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public_name = 'DOPPLER_VS_PIXEL',
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default = None,
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type = float,
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mandatory = True,
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container = list,
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doc = 'Doppler polynomial coefficients vs pixel number')
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class Frame(Component):
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"""A class to represent a frame along a radar track"""
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family = 'frame'
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logging_name = 'isce.isceobj.scene.frame'
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parameter_list = (SCHHEIGHT,
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SCHVELOCITY,
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NUMBER_RANGE_BINS,
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SQUINT_ANGLE,
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POLARIZATION,
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NUMBER_OF_SAMPLES,
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NUMBER_OF_LINES,
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STARTING_RANGE,
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FAR_RANGE,
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SENSING_START,
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SENSING_MID,
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SENSING_STOP,
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TRACK_NUMBER,
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FRAME_NUMBER,
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ORBIT_NUMBER,
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PASS_DIRECTION,
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PROCESSING_FACILITY,
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PROCESSING_SYSTEM,
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PROCESSING_LEVEL,
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PROCESSING_SYSTEM_VERSION,
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AUX_FILE,
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DOPPLER_VS_PIXEL)
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def _facilities(self):
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'''
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Defines all the user configurable facilities for this application.
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'''
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self._instrument = self.facility(
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'_instrument',
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public_name='INSTRUMENT',
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module='isceobj.Radar.Radar',
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factory='createRadar',
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args=(),
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mandatory=True,
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doc = "Radar information")
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self._orbit = self.facility(
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'_orbit',
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public_name='ORBIT',
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module = 'isceobj.Orbit.Orbit',
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factory = 'createOrbit',
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args=(),
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mandatory=True,
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doc = "Orbit information")
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self._attitude = self.facility(
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'_attitude',
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public_name='ATTITUDE',
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module='isceobj.Attitude.Attitude',
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factory='createAttitude',
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args=(),
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mandatory=True,
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doc = "Attitude Information")
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self._image = self.facility(
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'_image',
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public_name = 'IMAGE',
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module = 'isceobj.Image',
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factory = 'createRawImage',
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args=(),
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mandatory=True,
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doc = "Image Information")
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## this init will be removed when super no longer overides the class's
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## dictionaryOfVariables
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def __init__(self, name=''):
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super(Frame, self).__init__(family=self.__class__.family, name=name)
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# self._instrument.configure()
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self._ellipsoid = None
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self._times = []
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self._fmt = '%Y-%m-%dT%H:%M:%S.%f'
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return None
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#until a more general solutionis implemented do the apporpriate conversion
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#from datetime to str here
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def adaptToRender(self):
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import copy
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# make a copy of the stateVectors to restore it after dumping
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self._times = [copy.copy(self._sensingStart),copy.copy(self._sensingMid),copy.copy(self._sensingStop)]
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self._sensingStart = self._sensingStart.strftime(self._fmt)
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self._sensingMid = self._sensingMid.strftime(self._fmt)
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self._sensingStop = self._sensingStop.strftime(self._fmt)
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def restoreAfterRendering(self):
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self._sensingStart = self._times[0]
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self._sensingMid = self._times[1]
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self._sensingStop = self._times[2]
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def initProperties(self,catalog):
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keys = ['SENSING_START','SENSING_MID','SENSING_STOP']
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for k in keys:
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kl = k.lower()
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if kl in catalog:
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v = catalog[kl]
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attrname = getattr(globals()[k],'attrname')
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val = datetime.datetime.strptime(v,self._fmt)
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setattr(self,attrname,val)
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catalog.pop(kl)
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super().initProperties(catalog)
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@property
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def platform(self):
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return self.instrument.platform
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@property
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def planet(self):
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return self.platform.planet
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@property
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def ellipsoid(self):
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if not self._ellipsoid:
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self._ellipsoid = self.planet.ellipsoid
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return self.planet.ellipsoid
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@property
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def PRF(self):
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return self.instrument.PRF
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@property
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def radarWavelegth(self):
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return self.instrument.radarWavelength
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@property
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def rangeSamplingRate(self):
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return self.instrument.rangeSamplingRate
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@property
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def pulseLength(self):
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return self.instrument.pulseLength
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def setSchHeight(self, h):
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self._schHeight = h
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def getSchHeight(self):
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return self._schHeight
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def setNumberRangeBins(self, nrb):
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self._numberRangeBins = nrb
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def getNumberRangeBins(self):
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return self._numberRangeBins
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def setSchVelocity(self, v):
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self._schVelocity = v
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def getSchVelocity(self):
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return self._schVelocity
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def setSquintAngle(self, angle):
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self._squintAngle = angle
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def getSquintAngle(self):
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return self._squintAngle
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def setStartingRange(self, rng):
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self._startingRange = rng
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def getStartingRange(self):
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"""The Starting Range, in km"""
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return self._startingRange
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def setFarRange(self, rng):
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self._farRange = rng
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def getFarRange(self):
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"""The Far Range, in km"""
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return self._farRange
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@type_check(datetime.datetime)
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def setSensingStart(self, time):
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self._sensingStart = time
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pass
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def getSensingStart(self):
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"""The UTC date and time of the first azimuth line"""
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return self._sensingStart
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@type_check(datetime.datetime)
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def setSensingMid(self, time):
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self._sensingMid = time
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pass
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def getSensingMid(self):
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"""The UTC date and time of the azimuth line at the center of the
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scene"""
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return self._sensingMid
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@type_check(datetime.datetime)
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def setSensingStop(self, time):
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self._sensingStop = time
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pass
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def getSensingStop(self):
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"""The UTC date and time of the last azimuth line"""
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return self._sensingStop
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@type_check(Radar)
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def setInstrument(self, instrument):
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self._instrument = instrument
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pass
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def getInstrument(self):
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return self._instrument
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def setOrbit(self, orbit):
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self._orbit = orbit
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def getOrbit(self):
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return self._orbit
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@type_check(Attitude)
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def setAttitude(self, attitude):
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self._attitude = attitude
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pass
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def getAttitude(self):
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return self._attitude
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@type_check(Image)
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def setImage(self, image):
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self._image = image
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pass
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def getImage(self):
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return self._image
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@property
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def image(self):
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return self._image
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@image.setter
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def image(self, image):
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return self.setImage(image)
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def getAuxFile(self):
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return self._auxFile
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def setAuxFile(self,aux):
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self._auxFile = aux
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def setPolarization(self, polarization):
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self._polarization = polarization
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def getPolarization(self):
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"""The polarization of the scene"""
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return self._polarization
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def setNumberOfSamples(self, samples):
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self._numberOfSamples = samples
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def getNumberOfSamples(self):
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"""The number of samples in range"""
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return self._numberOfSamples
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def setNumberOfLines(self, lines):
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self._numberOfLines = lines
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def getNumberOfLines(self):
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"""The number of azimuth lines"""
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return self._numberOfLines
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def setTrackNumber(self, track):
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self._trackNumber = track
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def getTrackNumber(self):
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"""The Track number of the scene"""
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return self._trackNumber
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def setOrbitNumber(self, orbit):
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self._orbitNumber = orbit
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def getOrbitNumber(self):
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"""The orbit number of the scene"""
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return self._orbitNumber
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def setFrameNumber(self, frame):
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self._frameNumber = frame
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def getFrameNumber(self):
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"""The frame number of the scene"""
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return self._frameNumber
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def setPassDirection(self, dir):
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self._passDirection = dir
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def getPassDirection(self):
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"""The pass direction of the satellite, either ascending or descending
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"""
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return self._passDirection
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def setProcessingFacility(self, facility):
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self._processingFacility = facility
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def getProcessingFacility(self):
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"""The facility that processed the raw data"""
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return self._processingFacility
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def setProcessingSystem(self, system):
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self._processingSystem = system
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def getProcessingSystem(self):
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"""The software used to process the raw data"""
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return self._processingSystem
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def setProcessingLevel(self, level):
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self._processingLevel = level
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def getProcessingLevel(self):
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"""The level to which the raw data was processed"""
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return self._processingLevel
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def setProcessingSoftwareVersion(self, ver):
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self._processingSoftwareVersion = ver
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def getProcessingSoftwareVersion(self):
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"""The software version of the processing software"""
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return self._processingSoftwareVersion
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def __str__(self):
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retstr = "Sensing Start Time: (%s)\n"
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retlst = (self._sensingStart, )
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retstr += "Sensing Mid Time: (%s)\n"
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retlst += (self._sensingMid, )
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retstr += "Sensing Stop Time: (%s)\n"
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retlst += (self._sensingStop, )
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retstr += "Orbit Number: (%s)\n"
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retlst += (self._orbitNumber, )
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retstr += "Frame Number: (%s)\n"
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retlst += (self._frameNumber, )
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retstr += "Track Number: (%s)\n"
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retlst += (self._trackNumber, )
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retstr += "Number of Lines: (%s)\n"
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retlst += (self._numberOfLines, )
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retstr += "Number of Samples: (%s)\n"
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retlst += (self._numberOfSamples, )
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retstr += "Starting Range: (%s)\n"
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retlst += (self._startingRange, )
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retstr += "Polarization: (%s)\n"
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retlst += (self._polarization, )
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retstr += "Processing Facility: (%s)\n"
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retlst += (self._processingFacility, )
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retstr += "Processing Software: (%s)\n"
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retlst += (self._processingSystem, )
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retstr += "Processing Software Version: (%s)\n"
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retlst += (self._processingSoftwareVersion, )
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return retstr % retlst
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frameNumber = property(getFrameNumber, setFrameNumber)
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instrument = property(getInstrument, setInstrument)
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numberOfLines = property(getNumberOfLines, setNumberOfLines)
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numberOfSamples = property(getNumberOfSamples, setNumberOfSamples)
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numberRangeBins = property(getNumberRangeBins, setNumberRangeBins)
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orbit = property(getOrbit, setOrbit)
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attitude = property(getAttitude, setAttitude)
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orbitNumber = property(getOrbitNumber, setOrbitNumber)
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passDirection = property(getPassDirection, setPassDirection)
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polarization = property(getPolarization, setPolarization)
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processingFacility = property(getProcessingFacility, setProcessingFacility)
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processingLevel = property(getProcessingLevel, setProcessingLevel)
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processingSoftwareVersion = property(getProcessingSoftwareVersion, setProcessingSoftwareVersion)
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processingSystem = property(getProcessingSystem, setProcessingSystem)
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sensingMid = property(getSensingMid, setSensingMid)
|
|
sensingStart = property(getSensingStart, setSensingStart)
|
|
sensingStop = property(getSensingStop, setSensingStop)
|
|
squintAngle = property(getSquintAngle, setSquintAngle)
|
|
startingRange = property(getStartingRange, setStartingRange)
|
|
trackNumber = property(getTrackNumber, setTrackNumber)
|
|
schHeight = property(getSchHeight, setSchHeight)
|
|
schVelocity = property(getSchVelocity, setSchVelocity)
|
|
auxFile = property(getAuxFile, setAuxFile)
|
|
|
|
pass
|
|
|
|
|
|
|
|
## A mixin for objects with a Frame() that they need to look through-via
|
|
## read-only attributes.
|
|
class FrameMixin(object):
|
|
"""Mixin flattens frame's attributes"""
|
|
|
|
|
|
@property
|
|
def instrument(self):
|
|
return self.frame.instrument
|
|
|
|
@property
|
|
def platform(self):
|
|
return self.frame.platform
|
|
|
|
@property
|
|
def planet(self):
|
|
return self.frame.planet
|
|
|
|
@property
|
|
def ellipsoid(self):
|
|
return self.frame.ellipsoid
|
|
|
|
@property
|
|
def orbit(self):
|
|
return self.frame.orbit
|
|
|
|
@property
|
|
def sensingStart(self):
|
|
return self.frame.sensingStart
|
|
|
|
@property
|
|
def sensingMid(self):
|
|
return self.frame.sensingMid
|
|
|
|
@property
|
|
def startingRange(self):
|
|
return self.frame.startingRange
|
|
|
|
@property
|
|
def PRF(self):
|
|
return self.frame.PRF
|
|
|
|
@property
|
|
def radarWavelength(self):
|
|
return self.instrument.radarWavelength
|
|
|
|
@property
|
|
def squintAngle(self):
|
|
return self.frame.squintAngle
|
|
|
|
@squintAngle.setter
|
|
def squintAngle(self, value):
|
|
self.frame.squintAngle = value
|
|
|
|
@property
|
|
def rangeSamplingRate(self):
|
|
return self.frame.rangeSamplingRate
|
|
@property
|
|
def pulseLength(self):
|
|
return self.frame.pulseLength
|
|
|
|
pass
|