def get_los_geometry(self, insar_obj, print_msg=False):
lat, lon = self.get_stat_lat_lon(print_msg=print_msg)
# get LOS geometry
if isinstance(insar_obj, str):
# geometry file
atr = readfile.read_attribute(insar_obj)
coord = ut.coordinate(atr, lookup_file=insar_obj)
y, x = coord.geo2radar(lat, lon, print_msg=print_msg)[0:2]
box = (x, y, x+1, y+1)
inc_angle = readfile.read(insar_obj, datasetName='incidenceAngle', box=box, print_msg=print_msg)[0][0,0]
az_angle = readfile.read(insar_obj, datasetName='azimuthAngle', box=box, print_msg=print_msg)[0][0,0]
head_angle = ut.azimuth2heading_angle(az_angle)
elif isinstance(insar_obj, dict):
# use mean inc/head_angle from metadata
inc_angle = ut.incidence_angle(insar_obj, dimension=0, print_msg=print_msg)
head_angle = float(insar_obj['HEADING_DEG'])
# for old reading of los.rdr band2 data into headingAngle directly
if (head_angle + 180.) > 45.:
head_angle = ut.azimuth2heading_angle(head_angle)
else:
raise ValueError('input insar_obj is neight str nor dict: {}'.format(insar_obj))
return inc_angle, head_angle
def read_file_data(epoch=None):
global atr, attributes, ref_dates_list
atr = readfile.read_attribute(h5_file.get())
file_type = atr['FILE_TYPE']
ref_dates_list = ["All"]
h5file = h5py.File(h5_file.get(), 'r')
if file_type in ['HDFEOS']:
ref_dates_list += h5file.attrs['DATE_TIMESERIES'].split()
else:
ref_dates_list = timeseries(h5_file.get()).get_date_list()
if epoch and epoch is not "All":
data, attributes = readfile.read(h5_file.get(),
datasetName=ref_dates_list[epoch])
else:
data, attributes = readfile.read(
h5_file.get(), datasetName=ref_dates_list[len(ref_dates_list) - 1])
return data
def run_or_skip(inps):
print('-'*50)
print('update mode: ON')
flag = 'skip'
# check output file
if not os.path.isfile(inps.outfile):
flag = 'run'
print('1) output file {} NOT found.'.format(inps.outfile))
else:
print('1) output file {} already exists.'.format(inps.outfile))
infiles = [inps.file]
if inps.mask_file:
infiles.append(inps.mask_file)
ti = max(os.path.getmtime(i) for i in infiles)
to = os.path.getmtime(inps.outfile)
if ti > to:
flag = 'run'
print('2) output file is NOT newer than input file: {}.'.format(infiles))
else:
print('2) output file is newer than input file: {}.'.format(infiles))
# check configuration
if flag == 'skip':
iDict = {}
iDict['pysar.deramp'] = inps.surface_type
iDict['pysar.deramp.maskFile'] = inps.mask_file
atr = readfile.read_attribute(inps.outfile)
if any(str(iDict[key]) != atr.get(key, 'None') for key in configKeys):
flag = 'run'
print('3) NOT all key configration parameters are the same:{}'.format(configKeys))
else:
print('3) all key configuration parameters are the same:{}'.format(configKeys))
# result
print('run or skip: {}.'.format(flag))
return flag
def run_or_skip(inps):
print('update mode: ON')
flag = 'skip'
# check output file
if not os.path.isfile(inps.outfile):
flag = 'run'
print(' 1) output file {} not found, --> run'.format(inps.outfile))
else:
print(' 1) output file {} already exists.'.format(inps.outfile))
ti = os.path.getmtime(inps.timeseries_file)
to = os.path.getmtime(inps.outfile)
if ti > to:
flag = 'run'
print(' 2) output file is NOT newer than input file: {} --> run.'.
format(inps.timeseries_file))
else:
print(' 2) output file is newer than input file: {}.'.format(
inps.timeseries_file))
# check configuration
if flag == 'skip':
atr = readfile.read_attribute(inps.outfile)
if any(
str(vars(inps)[key]) != atr.get(key_prefix + key, 'None')
for key in configKeys):
flag = 'run'
print(
' 3) NOT all key configration parameters are the same --> run.\n\t{}'
.format(configKeys))
else:
print(' 3) all key configuration parameters are the same:\n\t{}'.
format(configKeys))
# result
print('check result:', flag)
return flag
def main(argv):
try:
File = argv[0]
atr = readfile.read_attribute(File)
except:
usage()
sys.exit(1)
try:
outFile = argv[1]
except:
outFile = 'rangeDistance.h5'
# Calculate look angle
range_dis = ut.range_distance(atr, dimension=2)
# Geo coord
if 'Y_FIRST' in atr.keys():
print(
'Input file is geocoded, only center range distance is calculated: '
)
print(range_dis)
length = int(atr['LENGTH'])
width = int(atr['WIDTH'])
range_dis_mat = np.zeros((length, width), np.float32)
range_dis_mat[:] = range_dis
range_dis = range_dis_mat
print('writing >>> ' + outFile)
atr['FILE_TYPE'] = 'mask'
atr['UNIT'] = 'm'
try:
atr.pop('REF_DATE')
except:
pass
writefile.write(range_dis, out_file=outFile, metadata=atr)
return outFile
def cmd_line_parse(iargs=None):
parser = create_parser()
inps = parser.parse_args(args=iargs)
if inps.template_file:
inps = read_template2inps(inps.template_file, inps)
# check 1 input file type
k = readfile.read_attribute(inps.ifgram_file)['FILE_TYPE']
if k not in ['ifgramStack']:
raise ValueError('input file is not ifgramStack: {}'.format(k))
# check 2 cc_mask_file
if not os.path.isfile(inps.cc_mask_file):
raise FileNotFoundError(inps.cc_mask_file)
if not inps.datasetNameOut:
inps.datasetNameOut = '{}_phaseClosure'.format(inps.datasetNameIn)
# discard water mask file is not found
if inps.waterMaskFile and not os.path.isfile(inps.waterMaskFile):
inps.waterMaskFile = None
return inps
def run_save2google_earth(self, step_name):
"""Save velocity file in geo coordinates into Google Earth raster image."""
if self.template['pysar.save.kmz'] is True:
print(
'creating Google Earth KMZ file for geocoded velocity file: ...'
)
# input
vel_file = 'velocity.h5'
atr = readfile.read_attribute(vel_file)
if 'Y_FIRST' not in atr.keys():
vel_file = os.path.join(self.workDir,
'GEOCODE/geo_velocity.h5')
# output
kmz_file = '{}.kmz'.format(os.path.splitext(vel_file)[0])
scp_args = '{} -o {}'.format(vel_file, kmz_file)
print('save_kmz.py', scp_args)
# update mode
try:
fbase = os.path.basename(kmz_file)
kmz_file = [
i for i in [
fbase, './GEOCODE/{}'.format(fbase), './PIC/{}'.format(
fbase)
] if os.path.isfile(i)
][0]
except:
kmz_file = None
if ut.run_or_skip(out_file=kmz_file,
in_file=vel_file,
check_readable=False) == 'run':
pysar.save_kmz.main(scp_args.split())
else:
print('save velocity to Google Earth format is OFF.')
return
def print_date_list(fname, disp_num=False, print_msg=False):
"""Print time/date info of file"""
atr = readfile.read_attribute(fname)
k = atr['FILE_TYPE']
dateList = None
if k in ['timeseries']:
obj = timeseries(fname)
obj.open(print_msg=False)
dateList = obj.dateList
elif k == 'HDFEOS':
obj = HDFEOS(fname)
obj.open(print_msg=False)
dateList = obj.dateList
elif k == 'giantTimeseries':
obj = giantTimeseries(fname)
obj.open(print_msg=False)
dateList = obj.dateList
elif k in ['ifgramStack']:
obj = ifgramStack(fname)
obj.open(print_msg=False)
dateList = obj.date12List
elif k in ['giantIfgramStack']:
obj = giantIfgramStack(fname)
obj.open(print_msg=False)
dateList = obj.date12List
else:
print('--date option can not be applied to {} file, ignore it.'.format(
k))
if print_msg and dateList is not None:
for i in range(len(dateList)):
if disp_num:
print('{}\t{}'.format(dateList[i], i))
else:
print(dateList[i])
return dateList
def run_or_skip(inps):
print('-'*50)
print('update mode: ON')
flag = 'skip'
# check output file
if not os.path.isfile(inps.outfile):
flag = 'run'
print(' 1) output file {} not found, --> run'.format(inps.outfile))
else:
print(' 1) output file {} already exists.'.format(inps.outfile))
infiles = [inps.timeseries_file]
if inps.geom_file:
infiles.append(inps.geom_file)
ti = max(os.path.getmtime(i) for i in infiles)
to = os.path.getmtime(inps.outfile)
if ti > to:
flag = 'run'
print(' 2) output file is NOT newer than input file: {} --> run.'.format(infiles))
else:
print(' 2) output file is newer than input file: {}.'.format(infiles))
# check configuration
if flag == 'skip':
date_list_all = timeseries(inps.timeseries_file).get_date_list()
inps.excludeDate = read_exclude_date(inps.excludeDate, date_list_all, print_msg=False)[1]
atr = readfile.read_attribute(inps.outfile)
if any(str(vars(inps)[key]) != atr.get(key_prefix+key, 'None') for key in configKeys):
flag = 'run'
print(' 3) NOT all key configration parameters are the same --> run.\n\t{}'.format(configKeys))
else:
print(' 3) all key configuration parameters are the same:\n\t{}'.format(configKeys))
# result
print('check result:', flag)
return flag
def get_date_list(fname, print_msg=False):
atr = readfile.read_attribute(fname)
k = atr['FILE_TYPE']
dateList = None
if k in ['timeseries']:
obj = timeseries(fname)
obj.open(print_msg=False)
dateList = obj.dateList
elif k in ['ifgramStack']:
obj = ifgramStack(fname)
obj.open(print_msg=False)
dateList = obj.date12List
else:
print('--date option can not be applied to {} file, ignore it.'.format(
k))
try:
obj.close(print_msg=False)
except:
pass
if print_msg and dateList is not None:
for i in dateList:
print(i)
return dateList
def main(argv):
if len(sys.argv) < 3:
usage()
sys.exit(1)
y = int(argv[0])
x = int(argv[1])
print('input radar coord: y/azimuth=%d, x/range=%d' % (y, x))
try:
trans_file = argv[2]
except:
trans_file = ut.get_lookup_file()
try:
radar_file = argv[3]
except:
radar_file = 'INPUTS/ifgramStack.h5'
atr_rdr = readfile.read_attribute(radar_file)
coord = ut.coordinate(atr_rdr, lookup_file=trans_file)
lat, lon = coord.radar2geo(np.array(y), np.array(x))[0:2]
print('corresponding geo coord: lat=%.4f, lon=%.4f' % (lat, lon))
return
def read_subset_box(inpsDict):
# Read subset info from template
inpsDict['box'] = None
inpsDict['box4geo_lut'] = None
pix_box, geo_box = subset.read_subset_template2box(
inpsDict['template_file'][0])
# Grab required info to read input geo_box into pix_box
try:
lookupFile = [
glob.glob(str(inpsDict['pysar.load.lookupYFile']))[0],
glob.glob(str(inpsDict['pysar.load.lookupXFile']))[0]
]
except:
lookupFile = None
try:
pathKey = [
i for i in datasetName2templateKey.values()
if i in inpsDict.keys()
][0]
file = glob.glob(str(inpsDict[pathKey]))[0]
atr = readfile.read_attribute(file)
except:
atr = dict()
geocoded = None
if 'Y_FIRST' in atr.keys():
geocoded = True
else:
geocoded = False
# Check conflict
if geo_box and not geocoded and lookupFile is None:
geo_box = None
print(('WARNING: pysar.subset.lalo is not supported'
' if 1) no lookup file AND'
' 2) radar/unkonwn coded dataset'))
print('\tignore it and continue.')
if not geo_box and not pix_box:
return inpsDict
# geo_box --> pix_box
coord = ut.coordinate(atr, lookup_file=lookupFile)
if geo_box is not None:
pix_box = coord.bbox_geo2radar(geo_box)
pix_box = coord.check_box_within_data_coverage(pix_box)
print('input bounding box of interest in lalo: {}'.format(geo_box))
print('box to read for datasets in y/x: {}'.format(pix_box))
# Get box for geocoded lookup table (for gamma/roipac)
box4geo_lut = None
if lookupFile is not None:
atrLut = readfile.read_attribute(lookupFile[0])
if not geocoded and 'Y_FIRST' in atrLut.keys():
geo_box = coord.bbox_radar2geo(pix_box)
box4geo_lut = ut.coordinate(atrLut).bbox_geo2radar(geo_box)
print('box to read for geocoded lookup file in y/x: {}'.format(
box4geo_lut))
inpsDict['box'] = pix_box
inpsDict['box4geo_lut'] = box4geo_lut
return inpsDict
def read_init_info(inps):
# Time Series Info
ts_file0 = inps.timeseries_file[0]
atr = readfile.read_attribute(ts_file0)
inps.key = atr['FILE_TYPE']
if inps.key == 'timeseries':
obj = timeseries(ts_file0)
elif inps.key == 'giantTimeseries':
obj = giantTimeseries(ts_file0)
elif inps.key == 'HDFEOS':
obj = HDFEOS(ts_file0)
else:
raise ValueError('input file is {}, not timeseries.'.format(inps.key))
obj.open()
if not inps.file_label:
inps.file_label = [
str(i) for i in list(range(len(inps.timeseries_file)))
]
# default mask file
if not inps.mask_file and 'masked' not in ts_file0:
dir_name = os.path.dirname(ts_file0)
if 'Y_FIRST' in atr.keys():
inps.mask_file = os.path.join(dir_name, 'geo_maskTempCoh.h5')
else:
inps.mask_file = os.path.join(dir_name, 'maskTempCoh.h5')
if not os.path.isfile(inps.mask_file):
inps.mask_file = None
# date info
inps.date_list = obj.dateList
if inps.start_date:
inps.date_list = [
i for i in inps.date_list if int(i) >= int(inps.start_date)
]
if inps.end_date:
inps.date_list = [
i for i in inps.date_list if int(i) <= int(inps.end_date)
]
inps.num_date = len(inps.date_list)
inps.dates, inps.yearList = ptime.date_list2vector(inps.date_list)
(inps.ex_date_list, inps.ex_dates,
inps.ex_flag) = read_exclude_date(inps.ex_date_list, inps.date_list)
# initial display index
if obj.metadata['REF_DATE'] in inps.date_list:
inps.ref_idx = inps.date_list.index(obj.metadata['REF_DATE'])
else:
inps.ref_idx = 0
if inps.ref_date:
inps.ref_idx = inps.date_list.index(inps.ref_date)
if not inps.init_idx:
if inps.ref_idx < inps.num_date / 2.:
inps.init_idx = -3
else:
inps.init_idx = 3
# Display Unit
(inps.disp_unit,
inps.unit_fac) = pp.scale_data2disp_unit(metadata=atr,
disp_unit=inps.disp_unit)[1:3]
# Read Error List
inps.error_ts = None
inps.ex_error_ts = None
if inps.error_file:
error_fileContent = np.loadtxt(inps.error_file,
dtype=bytes).astype(str)
inps.error_ts = error_fileContent[:, 1].astype(
np.float) * inps.unit_fac
if inps.ex_date_list:
e_ts = inps.error_ts[:]
inps.ex_error_ts = e_ts[inps.ex_flag == 0]
inps.error_ts = e_ts[inps.ex_flag == 1]
# Zero displacement for 1st acquisition
if inps.zero_first:
inps.zero_idx = min(0, np.min(np.where(inps.ex_flag)[0]))
# default lookup table file
if not inps.lookup_file:
inps.lookup_file = ut.get_lookup_file('./INPUTS/geometryRadar.h5')
inps.coord = ut.coordinate(atr, inps.lookup_file)
# size and lalo info
inps.pix_box, inps.geo_box = subset.subset_input_dict2box(vars(inps), atr)
inps.pix_box = inps.coord.check_box_within_data_coverage(inps.pix_box)
inps.geo_box = inps.coord.box_pixel2geo(inps.pix_box)
# Out message
data_box = (0, 0, obj.width, obj.length)
print('data coverage in y/x: ' + str(data_box))
print('subset coverage in y/x: ' + str(inps.pix_box))
print('data coverage in lat/lon: ' +
str(inps.coord.box_pixel2geo(data_box)))
print('subset coverage in lat/lon: ' + str(inps.geo_box))
print(
'------------------------------------------------------------------------'
)
# reference pixel
if not inps.ref_lalo and 'REF_LAT' in atr.keys():
inps.ref_lalo = (float(atr['REF_LAT']), float(atr['REF_LON']))
if inps.ref_lalo:
if inps.ref_lalo[1] > 180.:
inps.ref_lalo[1] -= 360.
inps.ref_yx = inps.coord.geo2radar(inps.ref_lalo[0],
inps.ref_lalo[1],
print_msg=False)[0:2]
if not inps.ref_yx:
inps.ref_yx = [int(atr['REF_Y']), int(atr['REF_X'])]
# Initial Pixel Coord
if inps.lalo:
inps.yx = inps.coord.geo2radar(inps.lalo[0],
inps.lalo[1],
print_msg=False)[0:2]
try:
inps.lalo = inps.coord.radar2geo(inps.yx[0],
inps.yx[1],
print_msg=False)[0:2]
except:
inps.lalo = None
# Flip up-down / left-right
if inps.auto_flip:
inps.flip_lr, inps.flip_ud = pp.auto_flip_direction(atr)
# display unit ans wrap
# if wrap_step == 2*np.pi (default value), set disp_unit_v = radian;
# otherwise set disp_unit_v = disp_unit
inps.disp_unit_v = inps.disp_unit
if inps.wrap:
inps.range2phase = -4. * np.pi / float(atr['WAVELENGTH'])
if 'cm' == inps.disp_unit.split('/')[0]: inps.range2phase /= 100.
elif 'mm' == inps.disp_unit.split('/')[0]: inps.range2phase /= 1000.
elif 'm' == inps.disp_unit.split('/')[0]: inps.range2phase /= 1.
else:
raise ValueError('un-recognized display unit: {}'.format(
inps.disp_unit))
if (inps.wrap_range[1] - inps.wrap_range[0]) == 2 * np.pi:
inps.disp_unit_v = 'radian'
inps.vlim = inps.wrap_range
inps.cbar_label = 'Displacement [{}]'.format(inps.disp_unit_v)
return inps, atr
def prepare_geometry(geometryDir, metadata=dict()):
"""Prepare and extract metadata from geometry files"""
def get_nonzero_row_number(data, buffer=2):
"""Find the first and last row number of rows without zero value, for multiple swaths data"""
if np.all(data):
r0, r1 = 0 + buffer, -1 - buffer
else:
row_flag = np.sum(data != 0., axis=1) == data.shape[1]
row_idx = np.where(row_flag)[0]
r0, r1 = row_idx[0] + buffer, row_idx[-1] - buffer
return r0, r1
print('prepare .rsc file for geometry files')
isceFiles = [
os.path.join(os.path.abspath(geometryDir), '{}.rdr'.format(i))
for i in ['hgt', 'lat', 'lon', 'los', 'shadowMask']
]
isceFiles = [i for i in isceFiles if os.path.isfile(i)]
# get A/RLOOKS
metadata = extract_multilook_number(metadata, geometryDir)
# get LAT/LON_REF1/2/3/4 and HEADING into metadata
for isceFile in isceFiles:
if 'lat' in os.path.basename(isceFile):
data = readfile.read(isceFile)[0]
r0, r1 = get_nonzero_row_number(data)
metadata['LAT_REF1'] = str(data[r0, 0])
metadata['LAT_REF2'] = str(data[r0, -1])
metadata['LAT_REF3'] = str(data[r1, 0])
metadata['LAT_REF4'] = str(data[r1, -1])
if 'lon' in os.path.basename(isceFile):
data = readfile.read(isceFile)[0]
r0, r1 = get_nonzero_row_number(data)
metadata['LON_REF1'] = str(data[r0, 0])
metadata['LON_REF2'] = str(data[r0, -1])
metadata['LON_REF3'] = str(data[r1, 0])
metadata['LON_REF4'] = str(data[r1, -1])
if 'los' in os.path.basename(isceFile):
data = readfile.read(isceFile, datasetName='inc')[0]
data[data == 0.] = np.nan
az_angle = np.nanmean(data)
# convert isce azimuth angle to roipac orbit heading angle
head_angle = -1 * (270 + az_angle)
head_angle -= np.round(head_angle / 360.) * 360.
metadata['HEADING'] = str(head_angle)
# write rsc file for each geometry file
for isceFile in isceFiles:
# prepare metadata for current file
geom_metadata = readfile.read_attribute(isceFile, meta_ext='.xml')
geom_metadata.update(metadata)
geom_metadata = readfile.standardize_metadata_isce(geom_metadata)
# write .rsc file
rscFile = isceFile + '.rsc'
rscDict = dict()
if os.path.isfile(rscFile):
rscDict = readfile.read_roipac_rsc(rscFile)
# update .rsc file only if there are new metadata key/value
if not set(geom_metadata.items()).issubset(set(rscDict.items())):
rscDictOut = {**rscDict, **geom_metadata}
print('writing ', rscFile)
writefile.write_roipac_rsc(rscDictOut, rscFile)
return metadata
def read_reference_input(inps):
atr = readfile.read_attribute(inps.file)
length = int(atr['LENGTH'])
width = int(atr['WIDTH'])
inps.go_reference = True
if inps.reset:
remove_reference_pixel(inps.file)
inps.outfile = inps.file
inps.go_reference = False
return inps
print('-' * 50)
# Check Input Coordinates
# Read ref_y/x/lat/lon from reference/template
# priority: Direct Input > Reference File > Template File
if inps.template_file:
print('reading reference info from template: ' + inps.template_file)
inps = read_template_file2inps(inps.template_file, inps)
if inps.reference_file:
print('reading reference info from reference: ' + inps.reference_file)
inps = read_reference_file2inps(inps.reference_file, inps)
# Convert ref_lat/lon to ref_y/x
coord = ut.coordinate(atr, lookup_file=inps.lookup_file)
if inps.ref_lat and inps.ref_lon:
(inps.ref_y, inps.ref_x) = coord.geo2radar(np.array(inps.ref_lat),
np.array(inps.ref_lon))[0:2]
print('input reference point in lat/lon: {}'.format(
(inps.ref_lat, inps.ref_lon)))
if inps.ref_y and inps.ref_x:
print('input reference point in y/x: {}'.format(
(inps.ref_y, inps.ref_x)))
# Do not use ref_y/x outside of data coverage
if (inps.ref_y and inps.ref_x
and not (0 <= inps.ref_y <= length and 0 <= inps.ref_x <= width)):
inps.ref_y = None
inps.ref_x = None
raise ValueError('input reference point is OUT of data coverage!')
# Do not use ref_y/x in masked out area
if inps.ref_y and inps.ref_x and inps.maskFile:
print('mask: ' + inps.maskFile)
mask = readfile.read(inps.maskFile, datasetName='mask')[0]
if mask[inps.ref_y, inps.ref_x] == 0:
inps.ref_y = None
inps.ref_x = None
msg = 'input reference point is in masked OUT area defined by {}!'.format(
inps.maskFile)
raise ValueError(msg)
# Select method
if not inps.ref_y or not inps.ref_x:
print('no input reference y/x.')
if not inps.method:
# Use existing REF_Y/X if no ref_y/x input and no method input
if not inps.force and 'REF_X' in atr.keys():
print('REF_Y/X exists in input file, skip updating.')
print('REF_Y: ' + atr['REF_Y'])
print('REF_X: ' + atr['REF_X'])
inps.outfile = inps.file
inps.go_reference = False
# method to select reference point
elif inps.coherenceFile and os.path.isfile(inps.coherenceFile):
inps.method = 'maxCoherence'
else:
inps.method = 'random'
print('reference point selection method: ' + str(inps.method))
print('-' * 50)
return inps
def reference_file(inps):
"""Seed input file with option from input namespace
Return output file name if succeed; otherwise, return None
"""
if not inps:
inps = cmd_line_parse([''])
atr = readfile.read_attribute(inps.file)
if (inps.ref_y and inps.ref_x and 'REF_Y' in atr.keys()
and inps.ref_y == int(atr['REF_Y'])
and inps.ref_x == int(atr['REF_X']) and not inps.force):
print(
'Same reference pixel is already selected/saved in file, skip updating.'
)
return inps.file
# Get stack and mask
stack = ut.temporal_average(inps.file,
datasetName='unwrapPhase',
updateMode=True,
outFile=False)[0]
mask = np.multiply(~np.isnan(stack), stack != 0.)
if np.nansum(mask) == 0.0:
raise ValueError(
'no pixel found with valid phase value in all datasets.')
if inps.ref_y and inps.ref_x and mask[inps.ref_y, inps.ref_x] == 0.:
raise ValueError(
'reference y/x have nan value in some dataset. Please re-select.')
# Find reference y/x
if not inps.ref_y or not inps.ref_x:
if inps.method == 'maxCoherence':
inps.ref_y, inps.ref_x = select_max_coherence_yx(
coh_file=inps.coherenceFile,
mask=mask,
min_coh=inps.minCoherence)
elif inps.method == 'random':
inps.ref_y, inps.ref_x = random_select_reference_yx(mask)
elif inps.method == 'manual':
inps = manual_select_reference_yx(stack, inps, mask)
if not inps.ref_y or not inps.ref_x:
raise ValueError('ERROR: no reference y/x found.')
# Seeding file with reference y/x
atrNew = reference_point_attribute(atr, y=inps.ref_y, x=inps.ref_x)
if not inps.write_data:
print('Add/update ref_x/y attribute to file: ' + inps.file)
print(atrNew)
inps.outfile = ut.add_attribute(inps.file, atrNew)
else:
if not inps.outfile:
inps.outfile = '{}_seeded{}'.format(
os.path.splitext(inps.file)[0],
os.path.splitext(inps.file)[1])
k = atr['FILE_TYPE']
# For ifgramStack file, update data value directly, do not write to new file
if k == 'ifgramStack':
f = h5py.File(inps.file, 'r+')
ds = f[k].get('unwrapPhase')
for i in range(ds.shape[0]):
ds[i, :, :] -= ds[i, inps.ref_y, inps.ref_x]
f[k].attrs.update(atrNew)
f.close()
inps.outfile = inps.file
elif k == 'timeseries':
data = timeseries(inps.file).read()
for i in range(data.shape[0]):
data[i, :, :] -= data[i, inps.ref_y, inps.ref_x]
obj = timeseries(inps.outfile)
atr.update(atrNew)
obj.write2hdf5(data=data, metadata=atr, refFile=inps.file)
obj.close()
else:
print('writing >>> ' + inps.outfile)
data = readfile.read(inps.file)[0]
data -= data[inps.ref_y, inps.ref_x]
atr.update(atrNew)
writefile.write(data, out_file=inps.outfile, metadata=atr)
ut.touch([inps.coherenceFile, inps.maskFile])
return inps.outfile
def correct_local_oscilator_drift(fname, rg_dist_file=None, out_file=None):
print('-' * 50)
print(
'correct Local Oscilator Drift for Envisat using an empirical model (Marinkovic and Larsen, 2013)'
)
print('-' * 50)
atr = readfile.read_attribute(fname)
# Check Sensor Type
platform = atr['PLATFORM']
print('platform: ' + platform)
if not platform.lower() in ['env', 'envisat']:
print('No need to correct LOD for ' + platform)
sys.exit(1)
# output file name
if not out_file:
out_file = '{}_LODcor{}'.format(
os.path.splitext(fname)[0],
os.path.splitext(fname)[1])
# Get LOD ramp rate from empirical model
if not rg_dist_file:
print('calculate range distance from file metadata')
rg_dist = get_relative_range_distance(atr)
else:
print('read range distance from file: %s' % (rg_dist_file))
rg_dist = readfile.read(rg_dist_file,
datasetName='slantRangeDistance',
print_msg=False)[0]
rg_dist -= rg_dist[int(atr['REF_Y']), int(atr['REF_X'])]
ramp_rate = np.array(rg_dist * 3.87e-7, np.float32)
# Correct LOD Ramp for Input fname
range2phase = -4 * np.pi / float(atr['WAVELENGTH'])
k = atr['FILE_TYPE']
if k == 'timeseries':
# read
obj = timeseries(fname)
obj.open()
data = obj.read()
# correct LOD
diff_year = np.array(obj.yearList)
diff_year -= diff_year[obj.refIndex]
for i in range(data.shape[0]):
data[i, :, :] -= ramp_rate * diff_year[i]
# write
obj_out = timeseries(out_file)
obj_out.write2hdf5(data, refFile=fname)
elif k in ['.unw']:
data, atr = readfile.read(fname)
dates = ptime.yyyymmdd2years(ptime.yyyymmdd(atr['DATE12'].split('-')))
dt = dates[1] - dates[0]
data -= ramp_rate * range2phase * dt
writefile.write(data, out_file=out_file, metadata=atr)
else:
print('No need to correct for LOD for %s file' % (k))
return out_file
def main(iargs=None):
inps = cmd_line_parse(iargs)
# 1. Extract the common area of two input files
# Basic info
atr1 = readfile.read_attribute(inps.file[0])
atr2 = readfile.read_attribute(inps.file[1])
if any('X_FIRST' not in i for i in [atr1, atr2]):
sys.exit('ERROR: Not all input files are geocoded.')
k1 = atr1['FILE_TYPE']
print('Input 1st file is ' + k1)
# Common AOI in lalo
west, east, south, north = get_overlap_lalo(atr1, atr2)
lon_step = float(atr1['X_STEP'])
lat_step = float(atr1['Y_STEP'])
width = int(round((east - west) / lon_step))
length = int(round((south - north) / lat_step))
# Read data in common AOI: LOS displacement, heading angle, incident angle
u_los = np.zeros((2, width * length))
heading = []
incidence = []
for i in range(len(inps.file)):
fname = inps.file[i]
print('---------------------')
print('reading ' + fname)
atr = readfile.read_attribute(fname)
[x0, x1] = ut.coord_geo2radar([west, east], atr, 'lon')
[y0, y1] = ut.coord_geo2radar([north, south], atr, 'lat')
V = readfile.read(fname, box=(x0, y0, x1, y1))[0]
u_los[i, :] = V.flatten(0)
heading_angle = float(atr['HEADING'])
if heading_angle < 0.:
heading_angle += 360.
print('heading angle: ' + str(heading_angle))
heading_angle *= np.pi / 180.
heading.append(heading_angle)
inc_angle = float(ut.incidence_angle(atr, dimension=0))
inc_angle *= np.pi / 180.
incidence.append(inc_angle)
# 2. Project displacement from LOS to Horizontal and Vertical components
# math for 3D: cos(theta)*Uz - cos(alpha)*sin(theta)*Ux + sin(alpha)*sin(theta)*Uy = Ulos
# math for 2D: cos(theta)*Uv - sin(alpha-az)*sin(theta)*Uh = Ulos #Uh_perp = 0.0
# This could be easily modified to support multiple view geometry
# (e.g. two adjcent tracks from asc & desc) to resolve 3D
# Design matrix
A = np.zeros((2, 2))
for i in range(len(inps.file)):
A[i, 0] = np.cos(incidence[i])
A[i, 1] = np.sin(incidence[i]) * np.sin(heading[i] - inps.azimuth)
A_inv = np.linalg.pinv(A)
u_vh = np.dot(A_inv, u_los)
u_v = np.reshape(u_vh[0, :], (length, width))
u_h = np.reshape(u_vh[1, :], (length, width))
# 3. Output
# Attributes
atr = atr1.copy()
atr['WIDTH'] = str(width)
atr['LENGTH'] = str(length)
atr['X_FIRST'] = str(west)
atr['Y_FIRST'] = str(north)
atr['X_STEP'] = str(lon_step)
atr['Y_STEP'] = str(lat_step)
print('---------------------')
outname = inps.outfile[0]
print('writing vertical component to file: ' + outname)
writefile.write(u_v, out_file=outname, metadata=atr)
outname = inps.outfile[1]
print('writing horizontal component to file: ' + outname)
writefile.write(u_h, out_file=outname, metadata=atr)
print('Done.')
return
def diff_file(file1, file2, outFile=None, force=False):
"""Subtraction/difference of two input files"""
if not outFile:
fbase, fext = os.path.splitext(file1)
if len(file2) > 1:
raise ValueError('Output file name is needed for more than 2 files input.')
outFile = '{}_diff_{}{}'.format(fbase, os.path.splitext(os.path.basename(file2[0]))[0], fext)
print('{} - {} --> {}'.format(file1, file2, outFile))
# Read basic info
atr1 = readfile.read_attribute(file1)
k1 = atr1['FILE_TYPE']
atr2 = readfile.read_attribute(file2[0])
k2 = atr2['FILE_TYPE']
print('input files are: {} and {}'.format(k1, k2))
if k1 == 'timeseries':
if k2 not in ['timeseries', 'giantTimeseries']:
raise Exception('Input multiple dataset files are not the same file type!')
if len(file2) > 1:
raise Exception(('Only 2 files substraction is supported for time-series file,'
' {} input.'.format(len(file2)+1)))
obj1 = timeseries(file1)
obj1.open()
if k2 == 'timeseries':
obj2 = timeseries(file2[0])
unit_fac = 1.
elif k2 == 'giantTimeseries':
obj2 = giantTimeseries(file2[0])
unit_fac = 0.001
obj2.open()
ref_date, ref_y, ref_x = _check_reference(obj1.metadata, obj2.metadata)
# check dates shared by two timeseries files
dateListShared = [i for i in obj1.dateList if i in obj2.dateList]
dateShared = np.ones((obj1.numDate), dtype=np.bool_)
if dateListShared != obj1.dateList:
print('WARNING: {} does not contain all dates in {}'.format(file2, file1))
if force:
dateExcluded = list(set(obj1.dateList) - set(dateListShared))
print('Continue and enforce the differencing for their shared dates only.')
print('\twith following dates are ignored for differencing:\n{}'.format(dateExcluded))
dateShared[np.array([obj1.dateList.index(i) for i in dateExcluded])] = 0
else:
raise Exception('To enforce the differencing anyway, use --force option.')
# consider different reference_date/pixel
data2 = readfile.read(file2[0], datasetName=dateListShared)[0] * unit_fac
if ref_date:
data2 -= np.tile(data2[obj2.dateList.index(ref_date), :, :],
(data2.shape[0], 1, 1))
if ref_y and ref_x:
data2 -= np.tile(data2[:, ref_y, ref_x].reshape(-1, 1, 1),
(1, data2.shape[1], data2.shape[2]))
data = obj1.read()
mask = data == 0.
data[dateShared] -= data2
data[mask] = 0. # Do not change zero phase value
del data2
writefile.write(data, out_file=outFile, ref_file=file1)
elif all(i == 'ifgramStack' for i in [k1, k2]):
obj1 = ifgramStack(file1)
obj1.open()
obj2 = ifgramStack(file2[0])
obj2.open()
dsNames = list(set(obj1.datasetNames) & set(obj2.datasetNames))
if len(dsNames) == 0:
raise ValueError('no common dataset between two files!')
dsName = [i for i in ifgramDatasetNames if i in dsNames][0]
# read data
print('reading {} from file {} ...'.format(dsName, file1))
data1 = readfile.read(file1, datasetName=dsName)[0]
print('reading {} from file {} ...'.format(dsName, file2[0]))
data2 = readfile.read(file2[0], datasetName=dsName)[0]
# consider reference pixel
if 'unwrapphase' in dsName.lower():
print('referencing to pixel ({},{}) ...'.format(obj1.refY, obj1.refX))
ref1 = data1[:, obj1.refY, obj1.refX]
ref2 = data2[:, obj2.refY, obj2.refX]
for i in range(data1.shape[0]):
data1[i,:][data1[i, :] != 0.] -= ref1[i]
data2[i,:][data2[i, :] != 0.] -= ref2[i]
# operation and ignore zero values
data1[data1 == 0] = np.nan
data2[data2 == 0] = np.nan
data = data1 - data2
del data1, data2
data[np.isnan(data)] = 0.
# write to file
dsDict = {}
dsDict[dsName] = data
writefile.write(dsDict, out_file=outFile, ref_file=file1)
# Sing dataset file
else:
data1 = readfile.read(file1)[0]
data = np.array(data1, data1.dtype)
for fname in file2:
data2 = readfile.read(fname)[0]
data = np.array(data, dtype=np.float32) - np.array(data2, dtype=np.float32)
data = np.array(data, data1.dtype)
print('writing >>> '+outFile)
writefile.write(data, out_file=outFile, metadata=atr1)
return outFile
def read_data(inps):
# metadata
atr = readfile.read_attribute(inps.file)
range2phase = -4 * np.pi / float(atr['WAVELENGTH'])
# change reference pixel
if inps.ref_yx:
atr['REF_Y'] = inps.ref_yx[0]
atr['REF_X'] = inps.ref_yx[1]
print('change reference point to y/x: {}'.format(inps.ref_yx))
# various file types
print('read {} from file {}'.format(inps.dset, inps.file))
k = atr['FILE_TYPE']
if k == 'velocity':
# read/prepare data
data = readfile.read(inps.file)[0] * range2phase
print(
"converting velocity to an interferogram with one year temporal baseline"
)
if inps.ref_yx:
data -= data[inps.ref_yx[0], inps.ref_yx[1]]
# metadata
atr['FILE_TYPE'] = '.unw'
atr['UNIT'] = 'radian'
# output filename
if not inps.outfile:
inps.outfile = '{}{}'.format(
os.path.splitext(inps.file)[0], atr['FILE_TYPE'])
elif k == 'timeseries':
# date1 and date2
if '_' in inps.dset:
date1, date2 = ptime.yyyymmdd(inps.dset.split('_'))
else:
date1 = atr['REF_DATE']
date2 = ptime.yyyymmdd(inps.dset)
# read/prepare data
data = readfile.read(inps.file, datasetName=date2)[0]
data -= readfile.read(inps.file, datasetName=date1)[0]
print('converting range to phase')
data *= range2phase
if inps.ref_yx:
data -= data[inps.ref_yx[0], inps.ref_yx[1]]
# metadata
atr['DATE'] = date1[2:8]
atr['DATE12'] = '{}-{}'.format(date1[2:8], date2[2:8])
atr['FILE_TYPE'] = '.unw'
atr['UNIT'] = 'radian'
# output filename
if not inps.outfile:
inps.outfile = '{}_{}.unw'.format(date1, date2)
if inps.file.startswith('geo_'):
inps.outfile = 'geo_' + inps.outfile
elif k == 'HDFEOS':
dname = inps.dset.split('-')[0]
# date1 and date2
if dname == 'displacement':
if '-' in inps.dset:
suffix = inps.dset.split('-')[1]
if '_' in suffix:
date1, date2 = ptime.yyyymmdd(suffix.split('_'))
else:
date1 = atr['REF_DATE']
date2 = ptime.yyyymmdd(suffix)
else:
raise ValueError(
"No '-' in input dataset! It is required for {}".format(
dname))
else:
date_list = HDFEOS(inps.file).get_date_list()
date1 = date_list[0]
date2 = date_list[-1]
date12 = '{}_{}'.format(date1, date2)
# read / prepare data
slice_list = readfile.get_slice_list(inps.file)
if 'displacement' in inps.dset:
# read/prepare data
slice_name1 = view.check_dataset_input(
slice_list, '{}-{}'.format(dname, date1))[0][0]
slice_name2 = view.check_dataset_input(
slice_list, '{}-{}'.format(dname, date2))[0][0]
data = readfile.read(inps.file, datasetName=slice_name1)[0]
data -= readfile.read(inps.file, datasetName=slice_name2)[0]
print('converting range to phase')
data *= range2phase
if inps.ref_yx:
data -= data[inps.ref_yx[0], inps.ref_yx[1]]
else:
slice_name = view.check_dataset_input(slice_list, inps.dset)[0][0]
data = readfile.read(inps.file, datasetName=slice_name)[0]
# metadata
atr['DATE'] = date1[2:8]
atr['DATE12'] = '{}-{}'.format(date1[2:8], date2[2:8])
if dname == 'displacement':
atr['FILE_TYPE'] = '.unw'
atr['UNIT'] = 'radian'
elif 'coherence' in dname.lower():
atr['FILE_TYPE'] = '.cor'
atr['UNIT'] = '1'
elif dname == 'height':
atr['FILE_TYPE'] = '.dem'
atr['DATA_TYPE'] = 'int16'
else:
raise ValueError('unrecognized input dataset type: {}'.format(
inps.dset))
# output filename
if not inps.outfile:
inps.outfile = '{}{}'.format(date12, atr['FILE_TYPE'])
elif k == 'ifgramStack':
dname, date12 = inps.dset.split('-')
date1, date2 = date12.split('_')
# read / prepare data
data = readfile.read(inps.file, datasetName=inps.dset)[0]
if dname.startswith('unwrapPhase'):
if 'REF_X' in atr.keys():
data -= data[int(atr['REF_Y']), int(atr['REF_X'])]
print('consider reference pixel in y/x: ({}, {})'.format(
atr['REF_Y'], atr['REF_X']))
else:
print('No REF_Y/X found.')
# metadata
atr['DATE'] = date1[2:8]
atr['DATE12'] = '{}-{}'.format(date1[2:8], date2[2:8])
if dname.startswith('unwrapPhase'):
atr['FILE_TYPE'] = '.unw'
atr['UNIT'] = 'radian'
elif dname == 'coherence':
atr['FILE_TYPE'] = '.cor'
atr['UNIT'] = '1'
elif dname == 'wrapPhase':
atr['FILE_TYPE'] = '.int'
atr['UNIT'] = 'radian'
else:
raise ValueError('unrecognized dataset type: {}'.format(inps.dset))
# output filename
if not inps.outfile:
inps.outfile = '{}{}'.format(date12, atr['FILE_TYPE'])
if inps.file.startswith('geo_'):
inps.outfile = 'geo_' + inps.outfile
else:
# temporal coherence
if 'coherence' in k.lower():
atr['FILE_TYPE'] = '.cor'
elif k in ['mask']:
atr['FILE_TYPE'] = '.msk'
atr['DATA_TYPE'] = 'byte'
elif k in ['geometry'] and inps.dset == 'height':
if 'Y_FIRST' in atr.keys():
atr['FILE_TYPE'] = '.dem'
atr['DATA_TYPE'] = 'int16'
else:
atr['FILE_TYPE'] = '.hgt'
atr['UNIT'] = 'm'
else:
atr['FILE_TYPE'] = '.unw'
if not inps.outfile:
inps.outfile = '{}{}'.format(
os.path.splitext(inps.file)[0], atr['FILE_TYPE'])
atr['PROCESSOR'] = 'roipac'
return data, atr, inps.outfile
def main(argv):
try:
fname = argv[0]
except:
usage()
sys.exit(1)
atr = readfile.read_attribute(fname)
k = atr['FILE_TYPE']
print('input is ' + k + ' file: ' + fname)
try:
mat_file = argv[1]
except:
mat_file = os.path.splitext(fname)[0] + '.mat'
print('writing >>> ' + mat_file)
#####
if k not in ['timeseries', 'ifgramStack']:
data = readfile.read(fname)[0]
V = {}
V['time_range'] = ''
try:
V['x_first'] = float(atr['X_FIRST'])
V['y_first'] = float(atr['Y_FIRST'])
V['x_step'] = float(atr['X_STEP'])
V['y_step'] = float(atr['Y_STEP'])
V['x_unit'] = atr['X_UNIT']
V['y_unit'] = atr['Y_UNIT']
except:
V['x_first'] = 1
V['y_first'] = 1
V['x_step'] = 1
V['y_step'] = 1
V['x_unit'] = ''
V['y_unit'] = ''
try:
V['wavelength'] = float(atr['WAVELENGTH'])
except:
print('WAVELENGTH was not found')
try:
V['sat_height'] = float(atr['HEIGHT'])
except:
print('HEIGHT was not found')
try:
V['near_range'] = float(atr['STARTING_RANGE'])
except:
print('STARTING_RANGE was not found')
V['far_range'] = ''
try:
V['near_LookAng'] = float(atr['LOOK_REF1'])
except:
print('LOOK_REF1 was not found')
try:
V['far_LookAng'] = float(atr['LOOK_REF2'])
except:
print('LOOK_REF2 was not found')
V['earth_radius'] = ''
V['Unit'] = 'm/yr'
V['bperptop'] = ''
V['bperpbot'] = ''
V['sat'] = ''
try:
V['width'] = int(atr['WIDTH'])
except:
print('WIDTH was not found')
try:
V['file_length'] = int(atr['LENGTH'])
except:
print('LENGTH was not found')
V['t'] = ''
V['date'] = ''
V['date_years'] = ''
try:
V['sat'] = atr['satellite']
except:
V['sat'] = ''
########################################################
V['data'] = data
sio.savemat(mat_file, {k: V})
elif k == 'timeseries':
f = h5py.File(fname, 'r')
epochList = sorted(f['timeseries'].keys())
data_dict = {}
for epoch in epochList:
print(epoch)
d = f['timeseries'].get(epoch)
ts = {}
ts['data'] = d[0:d.shape[0], 0:d.shape[1]]
try:
ts['x_first'] = float(atr['X_FIRST'])
ts['y_first'] = float(atr['Y_FIRST'])
ts['x_step'] = float(atr['X_STEP'])
ts['y_step'] = float(atr['Y_STEP'])
ts['x_unit'] = atr['X_UNIT']
ts['y_unit'] = atr['Y_UNIT']
except:
ts['x_first'] = 1
ts['y_first'] = 1
ts['x_step'] = 1
ts['y_step'] = 1
ts['x_unit'] = ''
ts['y_unit'] = ''
ts['wavelength'] = float(atr['WAVELENGTH'])
ts['sat_height'] = float(atr['HEIGHT'])
ts['near_range'] = float(atr['STARTING_RANGE'])
ts['far_range'] = float(atr['STARTING_RANGE1'])
ts['near_LookAng'] = float(atr['LOOK_REF1'])
ts['far_LookAng'] = float(atr['LOOK_REF2'])
ts['earth_radius'] = float(atr['EARTH_RADIUS'])
ts['Unit'] = 'm'
ts['bperptop'] = float(atr['P_BASELINE_TOP_HDR'])
ts['bperpbot'] = float(atr['P_BASELINE_BOTTOM_HDR'])
ts['sat'] = atr['PLATFORM']
ts['width'] = int(atr['WIDTH'])
ts['length'] = int(atr['LENGTH'])
ts['t'] = np.round(
(yyyymmdd2years(epoch) - yyyymmdd2years(epochList[0])) * 365)
ts['date'] = epoch
ts['date_years'] = yyyymmdd2years(epoch)
data_dict['t' + str(epoch)] = ts #
data_dict['Number_of_epochs'] = len(epochList)
data_dict['epoch_dates'] = epochList
sio.savemat(mat_file, {k: data_dict})
f.close()
return mat_file
def main(iargs=None):
# Actual code.
inps = cmd_line_parse(iargs)
# Time Series Info
atr = readfile.read_attribute(inps.timeseries_file)
k = atr['FILE_TYPE']
print('input file is ' + k + ': ' + inps.timeseries_file)
if not k in ['timeseries', 'GIANT_TS']:
raise ValueError('Only timeseries file is supported!')
obj = timeseries(inps.timeseries_file)
obj.open()
h5 = h5py.File(inps.timeseries_file, 'r')
if k in ['GIANT_TS']:
dateList = [
dt.fromordinal(int(i)).strftime('%Y%m%d')
for i in h5['dates'][:].tolist()
]
else:
dateList = obj.dateList
date_num = len(dateList)
inps.dates, inps.yearList = ptime.date_list2vector(dateList)
# Read exclude dates
if inps.ex_date_list:
input_ex_date = list(inps.ex_date_list)
inps.ex_date_list = []
if input_ex_date:
for ex_date in input_ex_date:
if os.path.isfile(ex_date):
ex_date = ptime.read_date_list(ex_date)
else:
ex_date = [ptime.yyyymmdd(ex_date)]
inps.ex_date_list += list(
set(ex_date) - set(inps.ex_date_list))
# delete dates not existed in input file
inps.ex_date_list = sorted(
list(set(inps.ex_date_list).intersection(dateList)))
inps.ex_dates = ptime.date_list2vector(inps.ex_date_list)[0]
inps.ex_idx_list = sorted(
[dateList.index(i) for i in inps.ex_date_list])
print('exclude date:' + str(inps.ex_date_list))
# Zero displacement for 1st acquisition
if inps.zero_first:
if inps.ex_date_list:
inps.zero_idx = min(
list(set(range(date_num)) - set(inps.ex_idx_list)))
else:
inps.zero_idx = 0
# File Size
length = int(atr['LENGTH'])
width = int(atr['WIDTH'])
print('data size in [y0,y1,x0,x1]: [%d, %d, %d, %d]' %
(0, length, 0, width))
try:
ullon = float(atr['X_FIRST'])
ullat = float(atr['Y_FIRST'])
lon_step = float(atr['X_STEP'])
lat_step = float(atr['Y_STEP'])
lrlon = ullon + width * lon_step
lrlat = ullat + length * lat_step
print('data size in [lat0,lat1,lon0,lon1]: [%.4f, %.4f, %.4f, %.4f]' %
(lrlat, ullat, ullon, lrlon))
except:
pass
# Initial Pixel Coord
if inps.lalo and 'Y_FIRST' in atr.keys():
y = int((inps.lalo[0] - ullat) / lat_step + 0.5)
x = int((inps.lalo[1] - ullon) / lon_step + 0.5)
inps.yx = [y, x]
if inps.ref_lalo and 'Y_FIRST' in atr.keys():
y = int((inps.ref_lalo[0] - ullat) / lat_step + 0.5)
x = int((inps.ref_lalo[1] - ullon) / lon_step + 0.5)
inps.ref_yx = [y, x]
# Display Unit
if inps.disp_unit == 'cm':
inps.unit_fac = 100.0
elif inps.disp_unit == 'm':
inps.unit_fac = 1.0
elif inps.disp_unit == 'dm':
inps.unit_fac = 10.0
elif inps.disp_unit == 'mm':
inps.unit_fac = 1000.0
elif inps.disp_unit == 'km':
inps.unit_fac = 0.001
else:
raise ValueError('Un-recognized unit: ' + inps.disp_unit)
if k in ['GIANT_TS']:
print('data unit: mm')
inps.unit_fac *= 0.001
else:
print('data unit: m')
print('display unit: ' + inps.disp_unit)
# Flip up-down / left-right
if inps.auto_flip:
inps.flip_lr, inps.flip_ud = pp.auto_flip_direction(atr)
else:
inps.flip_ud = False
inps.left_lr = False
# Mask file
if not inps.mask_file:
if os.path.basename(inps.timeseries_file).startswith('geo_'):
file_list = ['geo_maskTempCoh.h5']
else:
file_list = ['maskTempCoh.h5', 'mask.h5']
try:
inps.mask_file = ut.get_file_list(file_list)[0]
except:
inps.mask_file = None
try:
mask = readfile.read(inps.mask_file, datasetName='mask')[0]
mask[mask != 0] = 1
print('load mask from file: ' + inps.mask_file)
except:
mask = None
print('No mask used.')
# Initial Map
d_v = readfile.read(
inps.timeseries_file,
datasetName=dateList[inps.epoch_num])[0] * inps.unit_fac
if inps.ref_date:
inps.ref_d_v = readfile.read(
inps.timeseries_file, datasetName=inps.ref_date)[0] * inps.unit_fac
d_v -= inps.ref_d_v
if mask is not None:
d_v = mask_matrix(d_v, mask)
if inps.ref_yx:
d_v -= d_v[inps.ref_yx[0], inps.ref_yx[1]]
data_lim = [np.nanmin(d_v), np.nanmax(d_v)]
if not inps.ylim_mat:
inps.ylim_mat = data_lim
print('Initial data range: ' + str(data_lim))
print('Display data range: ' + str(inps.ylim_mat))
# Fig 1 - Cumulative Displacement Map
if not inps.disp_fig:
plt.switch_backend('Agg')
fig_v = plt.figure('Cumulative Displacement')
# Axes 1
#ax_v = fig_v.add_subplot(111)
# ax_v.set_position([0.125,0.25,0.75,0.65])
# This works on OSX. Original worked on Linux.
# rect[left, bottom, width, height]
ax_v = fig_v.add_axes([0.125, 0.25, 0.75, 0.65])
if inps.dem_file:
dem = readfile.read(inps.dem_file, datasetName='height')[0]
ax_v = pp.plot_dem_yx(ax_v, dem)
img = ax_v.imshow(d_v,
cmap=inps.colormap,
clim=inps.ylim_mat,
interpolation='nearest')
# Reference Pixel
if inps.ref_yx:
d_v -= d_v[inps.ref_yx[0], inps.ref_yx[1]]
ax_v.plot(inps.ref_yx[1], inps.ref_yx[0], 'ks', ms=6)
else:
try:
ax_v.plot(int(atr['REF_X']), int(atr['REF_Y']), 'ks', ms=6)
except:
pass
# Initial Pixel
if inps.yx:
ax_v.plot(inps.yx[1], inps.yx[0], 'ro', markeredgecolor='black')
ax_v.set_xlim(0, np.shape(d_v)[1])
ax_v.set_ylim(np.shape(d_v)[0], 0)
# Status Bar
def format_coord(x, y):
col = int(x + 0.5)
row = int(y + 0.5)
if 0 <= col < width and 0 <= row < length:
z = d_v[row, col]
try:
lon = ullon + x * lon_step
lat = ullat + y * lat_step
return 'x=%.0f, y=%.0f, value=%.4f, lon=%.4f, lat=%.4f' % (
x, y, z, lon, lat)
except:
return 'x=%.0f, y=%.0f, value=%.4f' % (x, y, z)
ax_v.format_coord = format_coord
# Title and Axis Label
ax_v.set_title(
'N = %d, Time = %s' %
(inps.epoch_num, inps.dates[inps.epoch_num].strftime('%Y-%m-%d')))
if not 'Y_FIRST' in atr.keys():
ax_v.set_xlabel('Range')
ax_v.set_ylabel('Azimuth')
# Flip axis
if inps.flip_lr:
ax_v.invert_xaxis()
print('flip map left and right')
if inps.flip_ud:
ax_v.invert_yaxis()
print('flip map up and down')
# Colorbar
cbar = fig_v.colorbar(img, orientation='vertical')
cbar.set_label('Displacement [%s]' % inps.disp_unit)
# Axes 2 - Time Slider
ax_time = fig_v.add_axes([0.125, 0.1, 0.6, 0.07],
facecolor='lightgoldenrodyellow',
yticks=[])
tslider = Slider(ax_time,
'Years',
inps.yearList[0],
inps.yearList[-1],
valinit=inps.yearList[inps.epoch_num])
tslider.ax.bar(inps.yearList,
np.ones(len(inps.yearList)),
facecolor='black',
width=0.01,
ecolor=None)
tslider.ax.set_xticks(
np.round(
np.linspace(inps.yearList[0], inps.yearList[-1], num=5) * 100) /
100)
def time_slider_update(val):
"""Update Displacement Map using Slider"""
timein = tslider.val
idx_nearest = np.argmin(np.abs(np.array(inps.yearList) - timein))
ax_v.set_title(
'N = %d, Time = %s' %
(idx_nearest, inps.dates[idx_nearest].strftime('%Y-%m-%d')))
d_v = h5[dateList[idx_nearest]][:] * inps.unit_fac
if inps.ref_date:
d_v -= inps.ref_d_v
if mask is not None:
d_v = mask_matrix(d_v, mask)
if inps.ref_yx:
d_v -= d_v[inps.ref_yx[0], inps.ref_yx[1]]
img.set_data(d_v)
fig_v.canvas.draw()
tslider.on_changed(time_slider_update)
# Fig 2 - Time Series Displacement - Point
fig_ts = plt.figure('Time series - point', figsize=inps.fig_size)
ax_ts = fig_ts.add_subplot(111)
# Read Error List
inps.error_ts = None
if inps.error_file:
error_fileContent = np.loadtxt(inps.error_file,
dtype=bytes).astype(str)
inps.error_ts = error_fileContent[:, 1].astype(
np.float) * inps.unit_fac
if inps.ex_date_list:
e_ts = inps.error_ts[:]
inps.ex_error_ts = np.array([e_ts[i] for i in inps.ex_idx_list])
inps.error_ts = np.array([
e_ts[i] for i in range(date_num) if i not in inps.ex_idx_list
])
def plot_timeseries_errorbar(ax, dis_ts, inps):
dates = list(inps.dates)
d_ts = dis_ts[:]
if inps.ex_date_list:
# Update displacement time-series
dates = sorted(list(set(inps.dates) - set(inps.ex_dates)))
ex_d_ts = np.array([dis_ts[i] for i in inps.ex_idx_list])
d_ts = np.array([
dis_ts[i] for i in range(date_num) if i not in inps.ex_idx_list
])
# Plot excluded dates
(_, caps, _) = ax.errorbar(inps.ex_dates,
ex_d_ts,
yerr=inps.ex_error_ts,
fmt='-o',
color='gray',
ms=inps.marker_size,
lw=0,
alpha=1,
mfc='gray',
elinewidth=inps.edge_width,
ecolor='black',
capsize=inps.marker_size * 0.5)
for cap in caps:
cap.set_markeredgewidth(inps.edge_width)
# Plot kept dates
(_, caps, _) = ax.errorbar(dates,
d_ts,
yerr=inps.error_ts,
fmt='-o',
ms=inps.marker_size,
lw=0,
alpha=1,
elinewidth=inps.edge_width,
ecolor='black',
capsize=inps.marker_size * 0.5)
for cap in caps:
cap.set_markeredgewidth(inps.edge_width)
return ax
def plot_timeseries_scatter(ax, dis_ts, inps):
dates = list(inps.dates)
d_ts = dis_ts[:]
if inps.ex_date_list:
# Update displacement time-series
dates = sorted(list(set(inps.dates) - set(inps.ex_dates)))
ex_d_ts = np.array([dis_ts[i] for i in inps.ex_idx_list])
d_ts = np.array([
dis_ts[i] for i in range(date_num) if i not in inps.ex_idx_list
])
# Plot excluded dates
ax.scatter(inps.ex_dates,
ex_d_ts,
s=inps.marker_size**2,
color='gray') # color='crimson'
# Plot kept dates
ax.scatter(dates, d_ts, s=inps.marker_size**2)
return ax
def update_timeseries(ax_ts, y, x):
"""Plot point time series displacement at pixel [y, x]"""
d_ts = read_timeseries_yx(
inps.timeseries_file, y, x, ref_yx=inps.ref_yx) * inps.unit_fac
# for date in dateList:
# d = h5[k].get(date)[y,x]
# if inps.ref_yx:
# d -= h5[k].get(date)[inps.ref_yx[0], inps.ref_yx[1]]
# d_ts.append(d*inps.unit_fac)
if inps.zero_first:
d_ts -= d_ts[inps.zero_idx]
ax_ts.cla()
if inps.error_file:
ax_ts = plot_timeseries_errorbar(ax_ts, d_ts, inps)
else:
ax_ts = plot_timeseries_scatter(ax_ts, d_ts, inps)
if inps.ylim:
ax_ts.set_ylim(inps.ylim)
for tick in ax_ts.yaxis.get_major_ticks():
tick.label.set_fontsize(inps.font_size)
# Title
title_ts = 'Y = %d, X = %d' % (y, x)
try:
lat = ullat + y * lat_step
lon = ullon + x * lon_step
title_ts += ', lat = %.4f, lon = %.4f' % (lat, lon)
except:
pass
if inps.disp_title:
ax_ts.set_title(title_ts)
ax_ts = pp.auto_adjust_xaxis_date(ax_ts,
inps.yearList,
fontSize=inps.font_size)[0]
ax_ts.set_xlabel('Time', fontsize=inps.font_size)
ax_ts.set_ylabel('Displacement [%s]' % inps.disp_unit,
fontsize=inps.font_size)
fig_ts.canvas.draw()
# Print to terminal
print('\n---------------------------------------')
print(title_ts)
print(d_ts)
# Slope estimation
if inps.ex_date_list:
inps.yearList_kept = [
inps.yearList[i] for i in range(date_num)
if i not in inps.ex_idx_list
]
d_ts_kept = [
d_ts[i] for i in range(date_num) if i not in inps.ex_idx_list
]
d_slope = stats.linregress(np.array(inps.yearList_kept),
np.array(d_ts_kept))
else:
d_slope = stats.linregress(np.array(inps.yearList), np.array(d_ts))
print('linear velocity: %.2f +/- %.2f [%s/yr]' %
(d_slope[0], d_slope[4], inps.disp_unit))
return d_ts
# Initial point time series plot
if inps.yx:
d_ts = update_timeseries(ax_ts, inps.yx[0], inps.yx[1])
else:
d_ts = np.zeros(len(inps.yearList))
ax_ts = plot_timeseries_scatter(ax_ts, d_ts, inps)
def plot_timeseries_event(event):
"""Event function to get y/x from button press"""
if event.inaxes != ax_v:
return
ii = int(event.ydata + 0.5)
jj = int(event.xdata + 0.5)
d_ts = update_timeseries(ax_ts, ii, jj)
# Output
if inps.save_fig and inps.yx:
print('save info for pixel ' + str(inps.yx))
if not inps.fig_base:
inps.fig_base = 'y%d_x%d' % (inps.yx[0], inps.yx[1])
# TXT - point time series
outName = inps.fig_base + '_ts.txt'
header_info = 'timeseries_file=' + inps.timeseries_file
header_info += '\ny=%d, x=%d' % (inps.yx[0], inps.yx[1])
try:
lat = ullat + inps.yx[0] * lat_step
lon = ullon + inps.yx[1] * lon_step
header_info += '\nlat=%.6f, lon=%.6f' % (lat, lon)
except:
pass
if inps.ref_yx:
header_info += '\nreference pixel: y=%d, x=%d' % (inps.ref_yx[0],
inps.ref_yx[1])
else:
header_info += '\nreference pixel: y=%s, x=%s' % (atr['REF_Y'],
atr['REF_X'])
header_info += '\nunit=m/yr'
np.savetxt(outName,
list(zip(np.array(dateList),
np.array(d_ts) / inps.unit_fac)),
fmt='%s',
delimiter=' ',
header=header_info)
print('save time series displacement in meter to ' + outName)
# Figure - point time series
outName = inps.fig_base + '_ts.pdf'
fig_ts.savefig(outName,
bbox_inches='tight',
transparent=True,
dpi=inps.fig_dpi)
print('save time series plot to ' + outName)
# Figure - map
outName = inps.fig_base + '_' + dateList[inps.epoch_num] + '.png'
fig_v.savefig(outName,
bbox_inches='tight',
transparent=True,
dpi=inps.fig_dpi)
print('save map plot to ' + outName)
# Final linking of the canvas to the plots.
cid = fig_v.canvas.mpl_connect('button_press_event', plot_timeseries_event)
if inps.disp_fig:
plt.show()
fig_v.canvas.mpl_disconnect(cid)
def main(iargs=None):
inps = cmd_line_parse(iargs)
atr = readfile.read_attribute(inps.velocity_file)
length = int(atr['LENGTH'])
width = int(atr['WIDTH'])
# Check subset input
if inps.subset_y:
inps.subset_y = sorted(inps.subset_y)
print('subset in y/azimuth direction: ' + str(inps.subset_y))
else:
inps.subset_y = [0, length]
if inps.subset_x:
inps.subset_x = sorted(inps.subset_x)
print('subset in x/range direction: ' + str(inps.subset_x))
else:
inps.subset_x = [0, width]
y0, y1 = inps.subset_y
x0, x1 = inps.subset_x
# Read velocity/rate
velocity = readfile.read(inps.velocity_file)[0]
print('read velocity file: ' + inps.velocity_file)
k = 'interferograms'
h5 = h5py.File(inps.ifgram_file, 'r')
ifgram_list = sorted(h5[k].keys())
ifgram_num = len(ifgram_list)
date12_list = ptime.list_ifgram2date12(ifgram_list)
print('number of interferograms: ' + str(ifgram_num))
# Select interferograms with unwrapping error
if inps.percentage > 0.0:
mask = readfile.read(inps.mask_file, datasetName='mask')[0]
print('read mask for pixels with unwrapping error from file: ' +
inps.mask_file)
unw_err_ifgram_num = int(np.rint(inps.percentage * ifgram_num))
unw_err_ifgram_idx = random.sample(list(range(ifgram_num)),
unw_err_ifgram_num)
unw_err_ifgram_list = [ifgram_list[i] for i in unw_err_ifgram_idx]
unw_err_date12_list = [date12_list[i] for i in unw_err_ifgram_idx]
print(
'randomly choose the following %d interferograms with unwrapping error'
% unw_err_ifgram_num)
print(unw_err_date12_list)
unit_unw_err = 2.0 * np.pi * mask
else:
unw_err_ifgram_list = []
# Generate simulated interferograms
m_dates = ptime.yyyymmdd([i.split('_')[0] for i in date12_list])
s_dates = ptime.yyyymmdd([i.split('_')[1] for i in date12_list])
range2phase = -4.0 * np.pi / float(atr['WAVELENGTH'])
print('writing simulated interferograms file: ' + inps.outfile)
h5out = h5py.File(inps.outfile, 'w')
group = h5out.create_group('interferograms')
for i in range(ifgram_num):
ifgram = ifgram_list[i]
# Get temporal baseline in years
t1 = datetime.datetime(*time.strptime(m_dates[i], "%Y%m%d")[0:5])
t2 = datetime.datetime(*time.strptime(s_dates[i], "%Y%m%d")[0:5])
dt = (t2 - t1)
dt = float(dt.days) / 365.25
# Simuated interferograms with unwrap error
unw = velocity * dt * range2phase
if ifgram in unw_err_ifgram_list:
rand_int = random.sample(list(range(1, 10)), 1)[0]
unw += rand_int * unit_unw_err
print(ifgram + ' - add unwrapping error of %d*2*pi' % rand_int)
else:
print(ifgram)
gg = group.create_group(ifgram)
dset = gg.create_dataset(ifgram, data=unw[y0:y1, x0:x1])
for key, value in h5[k][ifgram].attrs.items():
gg.attrs[key] = value
if ifgram in unw_err_ifgram_list:
gg.attrs['unwrap_error'] = 'yes'
else:
gg.attrs['unwrap_error'] = 'no'
gg.attrs['LENGTH'] = y1 - y0
gg.attrs['WIDTH'] = x1 - x0
h5.close()
h5out.close()
print('Done.')
return inps.outfile
def write(datasetDict,
out_file,
metadata=None,
ref_file=None,
compression=None):
""" Write one file.
Parameters: datasetDict : dict of dataset, with key = datasetName and value = 2D/3D array, e.g.:
{'height' : np.ones(( 200,300), dtype=np.int16),
'incidenceAngle': np.ones(( 200,300), dtype=np.float32),
'bperp' : np.ones((80,200,300), dtype=np.float32),
...}
out_file : str, output file name
metadata : dict of attributes
ref_file : str, reference file to get auxliary info
compression : str, compression while writing to HDF5 file, None, "lzf", "gzip"
Returns: out_file : str
Examples: dsDict = dict()
dsDict['velocity'] = np.ones((200,300), dtype=np.float32)
write(datasetDict=dsDict, out_file='velocity.h5', metadata=atr)
"""
# copy metadata to meta
if metadata:
meta = {key: value for key, value in metadata.items()}
elif ref_file:
meta = readfile.read_attribute(ref_file)
else:
raise ValueError('No metadata or reference file input.')
# convert ndarray input into dict type
if isinstance(datasetDict, np.ndarray):
data = np.array(datasetDict, datasetDict.dtype)
datasetDict = dict()
datasetDict[meta['FILE_TYPE']] = data
ext = os.path.splitext(out_file)[1].lower()
# HDF5 File
if ext in ['.h5', '.he5']:
k = meta['FILE_TYPE']
if k == 'timeseries':
if ref_file is None:
raise Exception(
'Can not write {} file without reference file!'.format(k))
obj = timeseries(out_file)
obj.write2hdf5(datasetDict[k],
metadata=meta,
refFile=ref_file,
compression=compression)
else:
if os.path.isfile(out_file):
print('delete exsited file: {}'.format(out_file))
os.remove(out_file)
print('create HDF5 file: {} with w mode'.format(out_file))
with h5py.File(out_file, 'w') as f:
# 1. Write input datasets
maxDigit = max([len(i) for i in list(datasetDict.keys())])
for dsName in datasetDict.keys():
data = datasetDict[dsName]
print((
'create dataset /{d:<{w}} of {t:<10} in size of {s:<20} '
'with compression={c}').format(d=dsName,
w=maxDigit,
t=str(data.dtype),
s=str(data.shape),
c=compression))
ds = f.create_dataset(dsName,
data=data,
chunks=True,
compression=compression)
# 2. Write extra/auxliary datasets from ref_file
if ref_file and os.path.splitext(ref_file)[1] in [
'.h5', '.he5'
]:
atr_ref = readfile.read_attribute(ref_file)
shape_ref = (int(atr_ref['LENGTH']), int(atr_ref['WIDTH']))
with h5py.File(ref_file, 'r') as fr:
dsNames = [
i for i in fr.keys()
if (i not in list(datasetDict.keys())
and isinstance(fr[i], h5py.Dataset)
and fr[i].shape[-2:] != shape_ref)
]
maxDigit = max([len(i) for i in dsNames] + [maxDigit])
for dsName in dsNames:
ds = fr[dsName]
print((
'create dataset /{d:<{w}} of {t:<10} in size of {s:<10} '
'with compression={c}').format(d=dsName,
w=maxDigit,
t=str(ds.dtype),
s=str(ds.shape),
c=compression))
f.create_dataset(dsName,
data=ds[:],
chunks=True,
compression=compression)
# 3. metadata
for key, value in meta.items():
f.attrs[key] = str(value)
print('finished writing to {}'.format(out_file))
# ISCE / ROI_PAC GAMMA / Image product
else:
key_list = list(datasetDict.keys())
data_list = []
for key in key_list:
data_list.append(datasetDict[key])
# Write Data File
print('write {}'.format(out_file))
if ext in ['.unw', '.cor', '.hgt']:
write_float32(data_list[0], out_file)
meta['DATA_TYPE'] = 'float32'
elif ext == '.dem':
write_real_int16(data_list[0], out_file)
meta['DATA_TYPE'] = 'int16'
elif ext in ['.trans']:
write_float32(data_list[0], data_list[1], out_file)
elif ext in ['.utm_to_rdc', '.UTM_TO_RDC']:
data = np.zeros(rg.shape, dtype=np.complex64)
data.real = datasetDict['rangeCoord']
data.imag = datasetDict['azimuthCoord']
data.astype('>c8').tofile(out_file)
elif ext in ['.mli', '.flt']:
write_real_float32(data_list[0], out_file)
elif ext == '.slc':
write_complex_int16(data_list[0], out_file)
elif ext == '.int':
write_complex64(data_list[0], out_file)
elif meta['DATA_TYPE'].lower() in ['float32', 'float']:
write_real_float32(data_list[0], out_file)
elif meta['DATA_TYPE'].lower() in ['int16', 'short']:
write_real_int16(data_list[0], out_file)
elif meta['DATA_TYPE'].lower() in ['byte', 'bool']:
write_byte(data_list[0], out_file)
else:
print('Un-supported file type: ' + ext)
return 0
# write metadata file
write_roipac_rsc(meta, out_file + '.rsc', print_msg=True)
return out_file
def read_inps_dict2ifgram_stack_dict_object(inpsDict):
"""Read input arguments into dict of ifgramStackDict object"""
# inpsDict --> dsPathDict
print('-' * 50)
print('searching interferometric pairs info')
print('input data files:')
maxDigit = max([len(i) for i in list(datasetName2templateKey.keys())])
dsPathDict = {}
dsNumDict = {}
for dsName in [
i for i in ifgramDatasetNames
if i in datasetName2templateKey.keys()
]:
key = datasetName2templateKey[dsName]
if key in inpsDict.keys():
files = sorted(glob.glob(str(inpsDict[key])))
if len(files) > 0:
dsPathDict[dsName] = files
dsNumDict[dsName] = len(files)
print('{:<{width}}: {path}'.format(dsName,
width=maxDigit,
path=inpsDict[key]))
# Check required dataset
dsName0 = 'unwrapPhase'
if dsName0 not in dsPathDict.keys():
print('WARNING: No reqired {} data files found!'.format(dsName0))
return None
# Check number of files for all dataset types
dsNumList = list(dsNumDict.values())
if any(i != dsNumList[0] for i in dsNumList):
print(
'WARNING: Not all types of dataset have the same number of files:')
for key, value in dsNumDict.items():
print('number of {:<{width}}: {num}'.format(key,
width=maxDigit,
num=value))
print('number of files per type: {}'.format(dsNumList[0]))
# Check data dimension for all files
# dsPathDict --> pairsDict --> stackObj
dsNameList = list(dsPathDict.keys())
pairsDict = {}
for dsPath in dsPathDict[dsName0]:
dates = ptime.yyyymmdd(
readfile.read_attribute(dsPath)['DATE12'].split('-'))
#####################################
# A dictionary of data files for a given pair.
# One pair may have several types of dataset.
# example ifgramPathDict = {'unwrapPhase': /pathToFile/filt.unw, 'iono':/PathToFile/iono.bil}
# All path of data file must contain the master and slave date, either in file name or folder name.
ifgramPathDict = {}
for i in range(len(dsNameList)):
dsName = dsNameList[i]
dsPath1 = dsPathDict[dsName][0]
if all(d[2:8] in dsPath1 for d in dates):
ifgramPathDict[dsName] = dsPath1
else:
dsPath2 = [
i for i in dsPathDict[dsName]
if all(d[2:8] in i for d in dates)
]
if len(dsPath2) > 0:
ifgramPathDict[dsName] = dsPath2[0]
else:
print('WARNING: {} file missing for pair {}'.format(
dsName, dates))
ifgramObj = ifgramDict(dates=tuple(dates), datasetDict=ifgramPathDict)
pairsDict[tuple(dates)] = ifgramObj
if len(pairsDict) > 0:
stackObj = ifgramStackDict(pairsDict=pairsDict)
else:
stackObj = None
return stackObj
def check_inputs(inps):
parser = create_parser()
# output directories/files
atr = dict()
pysar_dir = None
if inps.timeseries_file:
atr = readfile.read_attribute(inps.timeseries_file)
pysar_dir = os.path.dirname(inps.timeseries_file)
if not inps.outfile:
fbase = os.path.splitext(inps.timeseries_file)[0]
inps.outfile = '{}_{}.h5'.format(fbase, inps.trop_model)
elif inps.geom_file:
atr = readfile.read_attribute(inps.geom_file)
pysar_dir = os.path.join(os.path.dirname(inps.geom_file), '..')
else:
pysar_dir = os.path.abspath(os.getcwd())
# trop_file
inps.trop_file = os.path.join(pysar_dir,
'INPUTS/{}.h5'.format(inps.trop_model))
print('output tropospheric delay file: {}'.format(inps.trop_file))
# hour
if not inps.hour:
if 'CENTER_LINE_UTC' in atr.keys():
inps.hour = ptime.closest_weather_product_time(
atr['CENTER_LINE_UTC'], inps.trop_model)
else:
parser.print_usage()
raise Exception('no input for hour')
print('time of cloest available product: {}:00 UTC'.format(inps.hour))
# date list
if inps.timeseries_file:
print('read date list from timeseries file: {}'.format(
inps.timeseries_file))
ts_obj = timeseries(inps.timeseries_file)
ts_obj.open(print_msg=False)
inps.date_list = ts_obj.dateList
elif len(inps.date_list) == 1:
if os.path.isfile(inps.date_list[0]):
print('read date list from text file: {}'.format(
inps.date_list[0]))
inps.date_list = ptime.yyyymmdd(
np.loadtxt(inps.date_list[0], dtype=bytes,
usecols=(0, )).astype(str).tolist())
else:
parser.print_usage()
raise Exception('ERROR: input date list < 2')
# Grib data directory
inps.grib_dir = os.path.join(inps.weather_dir, inps.trop_model)
if not os.path.isdir(inps.grib_dir):
os.makedirs(inps.grib_dir)
print('making directory: ' + inps.grib_dir)
# Date list to grib file list
inps.grib_file_list = date_list2grib_file(inps.date_list, inps.hour,
inps.trop_model, inps.grib_dir)
if 'REF_Y' in atr.keys():
inps.ref_yx = [int(atr['REF_Y']), int(atr['REF_X'])]
print('reference pixel: {}'.format(inps.ref_yx))
# Coordinate system: geocoded or not
inps.geocoded = False
if 'Y_FIRST' in atr.keys():
inps.geocoded = True
print('geocoded: {}'.format(inps.geocoded))
# Prepare DEM, inc_angle, lat/lon file for PyAPS to read
if inps.geom_file:
geom_atr = readfile.read_attribute(inps.geom_file)
print('converting DEM/incAngle for PyAPS to read')
# DEM
data = readfile.read(inps.geom_file,
datasetName='height',
print_msg=False)[0]
inps.dem_file = 'pyapsDem.hgt'
writefile.write(data, inps.dem_file, metadata=geom_atr)
# inc_angle
inps.inc_angle = readfile.read(inps.geom_file,
datasetName='incidenceAngle',
print_msg=False)[0]
inps.inc_angle_file = 'pyapsIncAngle.flt'
writefile.write(inps.inc_angle, inps.inc_angle_file, metadata=geom_atr)
# latitude
try:
data = readfile.read(inps.geom_file,
datasetName='latitude',
print_msg=False)[0]
print('converting lat for PyAPS to read')
inps.lat_file = 'pyapsLat.flt'
writefile.write(data, inps.lat_file, metadata=geom_atr)
except:
inps.lat_file = None
# longitude
try:
data = readfile.read(inps.geom_file,
datasetName='longitude',
print_msg=False)[0]
print('converting lon for PyAPS to read')
inps.lon_file = 'pyapsLon.flt'
writefile.write(data, inps.lon_file, metadata=geom_atr)
except:
inps.lon_file = None
return inps, atr
def read_inps_dict2geometry_dict_object(inpsDict):
# eliminate dsName by processor
if inpsDict['processor'] in ['isce', 'doris']:
datasetName2templateKey.pop('azimuthCoord')
datasetName2templateKey.pop('rangeCoord')
elif inpsDict['processor'] in ['roipac', 'gamma']:
datasetName2templateKey.pop('latitude')
datasetName2templateKey.pop('longitude')
else:
print('Un-recognized InSAR processor: {}'.format(
inpsDict['processor']))
# inpsDict --> dsPathDict
print('-' * 50)
print('searching geometry files info')
print('input data files:')
maxDigit = max([len(i) for i in list(datasetName2templateKey.keys())])
dsPathDict = {}
for dsName in [
i for i in geometryDatasetNames
if i in datasetName2templateKey.keys()
]:
key = datasetName2templateKey[dsName]
if key in inpsDict.keys():
files = sorted(glob.glob(str(inpsDict[key])))
if len(files) > 0:
if dsName == 'bperp':
bperpDict = {}
for file in files:
date = ptime.yyyymmdd(
os.path.basename(os.path.dirname(file)))
bperpDict[date] = file
dsPathDict[dsName] = bperpDict
print('{:<{width}}: {path}'.format(dsName,
width=maxDigit,
path=inpsDict[key]))
print('number of bperp files: {}'.format(
len(list(bperpDict.keys()))))
else:
dsPathDict[dsName] = files[0]
print('{:<{width}}: {path}'.format(dsName,
width=maxDigit,
path=files[0]))
# Check required dataset
dsName0 = geometryDatasetNames[0]
if dsName0 not in dsPathDict.keys():
print('WARNING: No reqired {} data files found!'.format(dsName0))
# metadata
ifgramRadarMetadata = None
ifgramKey = datasetName2templateKey['unwrapPhase']
if ifgramKey in inpsDict.keys():
ifgramFiles = glob.glob(str(inpsDict[ifgramKey]))
if len(ifgramFiles) > 0:
atr = readfile.read_attribute(ifgramFiles[0])
if 'Y_FIRST' not in atr.keys():
ifgramRadarMetadata = atr.copy()
# dsPathDict --> dsGeoPathDict + dsRadarPathDict
dsNameList = list(dsPathDict.keys())
dsGeoPathDict = {}
dsRadarPathDict = {}
for dsName in dsNameList:
if dsName == 'bperp':
atr = readfile.read_attribute(
next(iter(dsPathDict[dsName].values())))
else:
atr = readfile.read_attribute(dsPathDict[dsName])
if 'Y_FIRST' in atr.keys():
dsGeoPathDict[dsName] = dsPathDict[dsName]
else:
dsRadarPathDict[dsName] = dsPathDict[dsName]
geomRadarObj = None
geomGeoObj = None
if len(dsRadarPathDict) > 0:
geomRadarObj = geometryDict(processor=inpsDict['processor'],
datasetDict=dsRadarPathDict,
extraMetadata=ifgramRadarMetadata)
if len(dsGeoPathDict) > 0:
geomGeoObj = geometryDict(processor=inpsDict['processor'],
datasetDict=dsGeoPathDict,
extraMetadata=None)
return geomRadarObj, geomGeoObj
def get_dataset_size(fname):
atr = readfile.read_attribute(fname)
return (atr['LENGTH'], atr['WIDTH'])
def check_loaded_dataset(work_dir='./', print_msg=True):
"""Check the result of loading data for the following two rules:
1. file existance
2. file attribute readability
Parameters: work_dir : string, PySAR working directory
print_msg : bool, print out message
Returns: True, if all required files and dataset exist; otherwise, ERROR
If True, PROCESS, SLC folder could be removed.
stack_file :
geom_file :
lookup_file :
Example: work_dir = os.path.expandvars('$SCRATCHDIR/SinabungT495F50AlosA/PYSAR')
ut.check_loaded_dataset(work_dir)
"""
load_complete = True
if not work_dir:
work_dir = os.getcwd()
work_dir = os.path.abspath(work_dir)
# 1. interferograms stack file: unwrapPhase, coherence
flist = [os.path.join(work_dir, 'INPUTS/ifgramStack.h5')]
stack_file = is_file_exist(flist, abspath=True)
if stack_file is not None:
obj = ifgramStack(stack_file)
obj.open(print_msg=False)
for dname in ['unwrapPhase', 'coherence']:
if dname not in obj.datasetNames:
raise ValueError(
'required dataset "{}" is missing in file {}'.format(
dname, stack_file))
else:
raise FileNotFoundError(errno.ENOENT, os.strerror(errno.ENOENT),
'./INPUTS/ifgramStack.h5')
atr = readfile.read_attribute(stack_file)
# 2. geom_file: height
if 'X_FIRST' in atr.keys():
flist = [os.path.join(work_dir, 'INPUTS/geometryGeo.h5')]
else:
flist = [os.path.join(work_dir, 'INPUTS/geometryRadar.h5')]
geom_file = is_file_exist(flist, abspath=True)
if geom_file is not None:
obj = geometry(geom_file)
obj.open(print_msg=False)
dname = geometryDatasetNames[0]
if dname not in obj.datasetNames:
raise ValueError(
'required dataset "{}" is missing in file {}'.format(
dname, geom_file))
else:
raise FileNotFoundError(errno.ENOENT, os.strerror(errno.ENOENT),
'./INPUTS/geometry*.h5')
# 3. lookup_file: latitude,longitude or rangeCoord,azimuthCoord
# could be different than geometry file in case of roipac and gamma
flist = [os.path.join(work_dir, 'INPUTS/geometry*.h5')]
lookup_file = get_lookup_file(flist, abspath=True, print_msg=print_msg)
if lookup_file is not None:
obj = geometry(lookup_file)
obj.open(print_msg=False)
if atr['PROCESSOR'] in ['isce', 'doris']:
dnames = [geometryDatasetNames[1], geometryDatasetNames[2]]
elif atr['PROCESSOR'] in ['gamma', 'roipac']:
dnames = [geometryDatasetNames[3], geometryDatasetNames[4]]
else:
raise AttributeError('InSAR processor: {}'.format(
atr['PROCESSOR']))
for dname in dnames:
if dname not in obj.datasetNames:
load_complete = False
raise Exception(
'required dataset "{}" is missing in file {}'.format(
dname, lookup_file))
else:
raise FileNotFoundError(errno.ENOENT, os.strerror(errno.ENOENT),
'./INPUTS/geometry*.h5')
# print message
if print_msg:
print(('Loaded dataset are processed by '
'InSAR software: {}'.format(atr['PROCESSOR'])))
if 'X_FIRST' in atr.keys():
print('Loaded dataset is in GEO coordinates')
else:
print('Loaded dataset is in RADAR coordinates')
print('Interferograms Stack: {}'.format(stack_file))
print('Geometry File : {}'.format(geom_file))
print('Lookup Table File : {}'.format(lookup_file))
if load_complete:
print('-' * 50)
print(
'All data needed found/loaded/copied. Processed 2-pass InSAR data can be removed.'
)
print('-' * 50)
return load_complete, stack_file, geom_file, lookup_file
def main(argv):
# Inputs
try:
ifgram_file = argv[0]
timeseries_file = argv[1]
except:
usage()
sys.exit(1)
try:
outfile = argv[2]
except:
outfile = 'recon_'+ifgram_file
atr = readfile.read_attribute(timeseries_file)
length = int(atr['LENGTH'])
width = int(atr['WIDTH'])
# Read time-series file
print('loading timeseries ...')
h5ts = h5py.File(timeseries_file, 'r')
date_list = sorted(h5ts['timeseries'].keys())
date_num = len(date_list)
timeseries = np.zeros((date_num, length*width))
print('number of acquisitions: '+str(date_num))
prog_bar = ptime.progressBar(maxValue=date_num)
for i in range(date_num):
date = date_list[i]
d = h5ts['timeseries'].get(date)[:]
timeseries[i, :] = d.flatten(0)
prog_bar.update(i+1, suffix=date)
prog_bar.close()
h5ts.close()
del d
range2phase = -4*np.pi/float(atr['WAVELENGTH'])
timeseries = range2phase*timeseries
# Estimate interferograms from timeseries
print('estimating interferograms from timeseries using design matrix from input interferograms')
A, B = ut.design_matrix(ifgram_file)
p = -1*np.ones([A.shape[0], 1])
Ap = np.hstack((p, A))
estData = np.dot(Ap, timeseries)
del timeseries
# Write interferograms file
print('writing >>> '+outfile)
h5 = h5py.File(ifgram_file, 'r')
ifgram_list = sorted(h5['interferograms'].keys())
ifgram_num = len(ifgram_list)
date12_list = ptime.list_ifgram2date12(ifgram_list)
h5out = h5py.File(outfile, 'w')
group = h5out.create_group('interferograms')
print('number of interferograms: '+str(ifgram_num))
prog_bar = ptime.progressBar(maxValue=ifgram_num)
for i in range(ifgram_num):
ifgram = ifgram_list[i]
data = np.reshape(estData[i, :], (length, width))
gg = group.create_group(ifgram)
dset = gg.create_dataset(ifgram, data=data)
for key, value in h5['interferograms'][ifgram].attrs.items():
gg.attrs[key] = value
prog_bar.update(i+1, suffix=date12_list[i])
prog_bar.close()
h5.close()
h5out.close()
print('Done.')
return outfile
