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Add covariance output for denseoffsets

LT1AB
juribeparada 2019-03-08 19:07:41 -03:00
parent ef928ec99a
commit c9391bd7d7
4 changed files with 61 additions and 2 deletions
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2
components/isceobj/StripmapProc/runDenseOffsets.py
View File

@ -65,7 +65,7 @@ def estimateOffsetField(master, slave, denseOffsetFileName,
objOffset.offsetImageName = denseOffsetFileName + '.bil'
objOffset.snrImageName = denseOffsetFileName +'_snr.bil'
objOffset.covImageName = denseOffsetFileName +'_cov.bil'
objOffset.denseampcor(sar, sim)

10
components/isceobj/TopsProc/TopsProc.py
View File

@ -320,6 +320,14 @@ OFFSET_SNR_FILE = Component.Parameter(
mandatory=False,
doc='Filename for gross dense offsets SNR. Used in runDenseOffsets.')
OFFSET_COV_FILE = Component.Parameter(
'covfile',
public_name='Offset covariance filename',
default='dense_offsets_cov.bil',
type=str,
mandatory=False,
doc='Filename for gross dense offsets covariance. Used in runDenseOffsets.')
FILT_OFFSET_OUTPUT_FILE = Component.Parameter(
'filt_offsetfile',
public_name='Filtered offset filename',
@ -333,6 +341,7 @@ OFFSET_GEOCODE_LIST = Component.Parameter('off_geocode_list',
public_name='offset geocode list',
default = [OFFSET_OUTPUT_FILE,
OFFSET_SNR_FILE,
OFFSET_COV_FILE,
FILT_OFFSET_OUTPUT_FILE],
container = list,
type=str,
@ -385,6 +394,7 @@ class TopsProc(Component):
OFFSET_WIDTH,
OFFSET_OUTPUT_FILE,
OFFSET_SNR_FILE,
OFFSET_COV_FILE,
FILT_OFFSET_OUTPUT_FILE,
OFFSET_GEOCODE_LIST)

2
components/isceobj/TopsProc/runDenseOffsets.py
View File

@ -118,9 +118,11 @@ def runDenseOffsetsCPU(self):
objOffset.offsetImageName = os.path.join(self._insar.mergedDirname, self._insar.offsetfile)
objOffset.snrImageName = os.path.join(self._insar.mergedDirname, self._insar.snrfile)
objOffset.covImageName = os.path.join(self._insar.mergedDirname, self._insar.covfile)
print('Output dense offsets file name: %s' % (objOffset.offsetImageName))
print('Output SNR file name: %s' % (objOffset.snrImageName))
print('Output covariance file name: %s' % (objOffset.covImageName))
print('\n======================================')
print('Running dense ampcor...')
print('======================================\n')

49
components/mroipac/ampcor/DenseAmpcor.py
View File

@ -253,6 +253,13 @@ SNR_IMAGE_NAME = Component.Parameter('snrImageName',
mandatory=False,
doc = 'File name for output SNR')
COV_IMAGE_NAME = Component.Parameter('covImageName',
public_name = 'COV_IMAGE_NAME',
default = 'dense_ampcor_cov.bil',
type=str,
mandatory=False,
doc = 'File name for output covariance')
MARGIN = Component.Parameter('margin',
public_name = 'MARGIN',
default = 50,
@ -298,6 +305,7 @@ class DenseAmpcor(Component):
BAND2,
OFFSET_IMAGE_NAME,
SNR_IMAGE_NAME,
COV_IMAGE_NAME,
MARGIN,
NUMBER_THREADS)
@ -374,10 +382,16 @@ class DenseAmpcor(Component):
self.locationAcross = np.frombuffer(mp.Array('i', numlen).get_obj(), dtype='i')
self.locationAcrossOffset = np.frombuffer(mp.Array('f', numlen).get_obj(), dtype='f')
self.snr = np.frombuffer(mp.Array('f', numlen).get_obj(), dtype='f')
self.cov1 = np.frombuffer(mp.Array('f', numlen).get_obj(), dtype='f')
self.cov2 = np.frombuffer(mp.Array('f', numlen).get_obj(), dtype='f')
self.cov3 = np.frombuffer(mp.Array('f', numlen).get_obj(), dtype='f')
self.locationDownOffset[:] = -10000.0
self.locationAcrossOffset[:] = -10000.0
self.snr[:] = 0.0
self.cov1[:] = 999.0
self.cov2[:] = 999.0
self.cov3[:] = 999.0
###run ampcor on parallel processes
threads = []
@ -422,6 +436,9 @@ class DenseAmpcor(Component):
self.locationDownOffset *= self.scaling_factor
self.locationAcrossOffset *= self.scaling_factor
self.snr *= self.scaling_factor
self.cov1 *= self.scaling_factor
self.cov2 *= self.scaling_factor
self.cov3 *= self.scaling_factor
self.write_slantrange_images()
@ -487,6 +504,9 @@ class DenseAmpcor(Component):
self.locationAcross[firstind+i] = objAmpcor.locationAcross[j]
self.locationAcrossOffset[firstind+i] = objAmpcor.locationAcrossOffset[j]
self.snr[firstind+i] = objAmpcor.snrRet[j]
self.cov1[firstind+i] = objAmpcor.cov1Ret[j]
self.cov2[firstind+i] = objAmpcor.cov2Ret[j]
self.cov3[firstind+i] = objAmpcor.cov3Ret[j]
j += 1
else:
self.locationDown[firstind+i] = downInd
@ -494,6 +514,9 @@ class DenseAmpcor(Component):
self.locationAcross[firstind+i] = acInd
self.locationAcrossOffset[firstind+i] = -10000.
self.snr[firstind+i] = 0.
self.cov1[firstind+i] = 999.
self.cov2[firstind+i] = 999.
self.cov3[firstind+i] = 999.
return
@ -518,6 +541,14 @@ class DenseAmpcor(Component):
if self.locationAcross.ndim == 1:
self.locationAcross = self.locationAcross.reshape(-1,self.offsetCols)
if self.cov1.ndim == 1:
self.cov1 = self.cov1.reshape(-1,self.offsetCols)
if self.cov2.ndim == 1:
self.cov2 = self.cov2.reshape(-1,self.offsetCols)
if self.cov3.ndim == 1:
self.cov3 = self.cov3.reshape(-1,self.offsetCols)
outdata = np.empty((2*self.offsetLines, self.offsetCols), dtype=np.float32)
outdata[::2,:] = self.locationDownOffset
@ -544,7 +575,23 @@ class DenseAmpcor(Component):
snrImg.setLength(self.offsetLines)
snrImg.setAccessMode('read')
snrImg.renderHdr()
####Create covariance image
covdata = np.empty((3*self.offsetLines, self.offsetCols), dtype=np.float32)
covdata[::3,:] = self.cov1
covdata[1::3,:] = self.cov2
covdata[2::3,:] = self.cov3
covdata.tofile(self.covImageName)
del covdata
covImg = isceobj.createImage()
covImg.setDataType('FLOAT')
covImg.setFilename(self.covImageName)
covImg.setBands(3)
covImg.scheme = 'BIL'
covImg.setWidth(self.offsetCols)
covImg.setLength(self.offsetLines)
covImg.setAccessMode('read')
covImg.renderHdr()
def checkTypes(self):
'''Check if the image datatypes are set.'''