def request(self, slicing):
if not is_pure_slicing(slicing):
raise Exception("ArraySource: slicing is not pure")
assert len(slicing) == len(
self._array.shape
), "slicing into an array of shape=%r requested, but slicing is %r" % (slicing, self._array.shape)
return ArrayRequest(self._array, slicing)
def request( self, slicing, through=None ):
assert is_pure_slicing(slicing)
assert is_bounded(slicing)
shape = slicing2shape(slicing)
result = np.zeros( shape, dtype = self._dtype )
result[:] = self._constant
return ConstantRequest( result )
def request( self, slicing ):
if not is_pure_slicing(slicing):
raise Exception('ArraySource: slicing is not pure')
assert(len(slicing) == len(self._array.shape)), \
"slicing into an array of shape=%r requested, but slicing is %r" \
% (slicing, self._array.shape)
return ArrayRequest(self._array, slicing)
def request(self, slicing, through=None):
assert is_pure_slicing(slicing)
assert is_bounded(slicing)
shape = slicing2shape(slicing)
result = np.zeros(shape, dtype=self._dtype)
result[:] = self._constant
return ConstantRequest(result)
def request( self, slicing ):
if cfg.getboolean('pixelpipeline', 'verbose'):
volumina.printLock.acquire()
print " LazyflowSource '%s' requests %s" % (self.objectName(), volumina.strSlicing(slicing))
volumina.printLock.release()
if not is_pure_slicing(slicing):
raise Exception('LazyflowSource: slicing is not pure')
return LazyflowRequest( self._op5, slicing, self._priority, objectName=self.objectName() )
def request( self, slicing ):
if cfg.getboolean('pixelpipeline', 'verbose'):
volumina.printLock.acquire()
print " LazyflowSource '%s' requests %s" % (self.objectName(), volumina.strSlicing(slicing))
volumina.printLock.release()
if not is_pure_slicing(slicing):
raise Exception('LazyflowSource: slicing is not pure')
assert self._op5 is not None, "Underlying operator is None. Are you requesting from a datasource that has been cleaned up already?"
return LazyflowRequest( self._op5, slicing, self._priority, objectName=self.objectName() )
def request(self, slicing):
if cfg.getboolean('pixelpipeline', 'verbose'):
volumina.printLock.acquire()
print " LazyflowSource '%s' requests %s" % (
self.objectName(), volumina.strSlicing(slicing))
volumina.printLock.release()
if not is_pure_slicing(slicing):
raise Exception('LazyflowSource: slicing is not pure')
return LazyflowRequest(self._op5,
slicing,
self._priority,
objectName=self.objectName())
def request( self, slicing ):
if cfg.getboolean('pixelpipeline', 'verbose'):
volumina.printLock.acquire()
print " LazyflowSource '%s' requests %s" % (self.objectName(), volumina.strSlicing(slicing))
volumina.printLock.release()
if not is_pure_slicing(slicing):
raise Exception('LazyflowSource: slicing is not pure')
if self._outslot.meta.shape is not None:
reqobj = self._outslot[slicing].allocate(priority = self._priority)
else:
reqobj = ArrayRequest( np.zeros(slicing2shape(slicing), dtype=np.uint8 ), slicing )
return LazyflowRequest( reqobj )
def request(self, slicing):
assert is_pure_slicing(slicing)
assert is_bounded(slicing)
shape = slicing2shape(slicing)
key = (shape, self._constant, self._dtype)
if key not in self._cache:
result = np.full(shape, self._constant, dtype=self._dtype)
result.setflags(write=False)
self._cache[key] = result
return ConstantRequest(self._cache[key])
def request( self, slicing ):
if not is_pure_slicing(slicing):
raise Exception('ArraySource: slicing is not pure')
assert(len(slicing) == len(self._array.shape)), \
"slicing into an array of shape=%r requested, but slicing is %r" \
% (self._array.shape, slicing)
a = self._array[slicing]
oldDtype = a.dtype
if self._relabeling is not None:
a = self._relabeling[a]
assert a.dtype == oldDtype
return ArrayRequest(a, 5*(slice(None),))
def request( self, slicing ):
if cfg.getboolean('pixelpipeline', 'verbose'):
volumina.printLock.acquire()
print " LazyflowSource '%s' requests %s" % (self.objectName(), volumina.strSlicing(slicing))
volumina.printLock.release()
if not is_pure_slicing(slicing):
raise Exception('LazyflowSource: slicing is not pure')
assert self._op5 is not None, "Underlying operator is None. Are you requesting from a datasource that has been cleaned up already?"
start, stop = sliceToRoi(slicing, self._op5.Output.meta.shape)
clipped_roi = np.maximum(start, (0,0,0,0,0)), np.minimum(stop, self._op5.Output.meta.shape)
clipped_slicing = roiToSlice(*clipped_roi)
return LazyflowRequest( self._op5, clipped_slicing, self._priority, objectName=self.objectName() )
def request(self, slicing):
if cfg.getboolean('pixelpipeline', 'verbose'):
volumina.printLock.acquire()
print " LazyflowSource '%s' requests %s" % (
self.objectName(), volumina.strSlicing(slicing))
volumina.printLock.release()
if not is_pure_slicing(slicing):
raise Exception('LazyflowSource: slicing is not pure')
assert self._op5 is not None, "Underlying operator is None. Are you requesting from a datasource that has been cleaned up already?"
return LazyflowRequest(self._op5,
slicing,
self._priority,
objectName=self.objectName())
def request(self, slicing):
if CONFIG.verbose_pixelpipeline:
logger.info("%s '%s' requests %s'", type(self).__name__, self.objectName(), strSlicing(slicing))
if not is_pure_slicing(slicing):
raise Exception("LazyflowSource: slicing is not pure")
assert (
self._op5 is not None
), "Underlying operator is None. Are you requesting from a datasource that has been cleaned up already?"
start, stop = sliceToRoi(slicing, self._op5.Output.meta.shape)
clipped_roi = np.maximum(start, (0, 0, 0, 0, 0)), np.minimum(stop, self._op5.Output.meta.shape)
clipped_slicing = roiToSlice(*clipped_roi)
return LazyflowRequest(self._op5, clipped_slicing, self._priority, objectName=self.objectName())
def request(self, slicing):
if not is_pure_slicing(slicing):
raise Exception("ArraySource: slicing is not pure")
assert len(slicing) == len(
self._array.shape
), "slicing into an array of shape=%r requested, but slicing is %r" % (self._array.shape, slicing)
a = ArrayRequest(self._array, slicing)
a = a.wait()
# oldDtype = a.dtype
if self._relabeling is not None:
a = self._relabeling[a]
# assert a.dtype == oldDtype
return ArrayRequest(a, 5 * (slice(None),))
def request(self, slicing):
if not is_pure_slicing(slicing):
raise Exception("ArraySource: slicing is not pure")
assert len(slicing) == len(
self._array.shape
), "slicing into an array of shape=%r requested, but slicing is %r" % (self._array.shape, slicing)
a = ArrayRequest(self._array, slicing)
a = a.wait()
# oldDtype = a.dtype
if self._relabeling is not None:
a = self._relabeling[a]
# assert a.dtype == oldDtype
return ArrayRequest(a, 5 * (slice(None),))
def setDirty(self, slicing):
"""Mark a region of the image as dirty.
slicing -- if one ore more slices in the slicing
are unbounded, the whole image is marked dirty;
since an image has two dimensions, only the first
two slices in the slicing are used
"""
if not is_pure_slicing(slicing):
raise Exception("dirty region: slicing is not pure")
if not is_bounded(slicing):
self.isDirty.emit(QRect()) # empty rect == everything is dirty
else:
self.isDirty.emit(slicing2rect(slicing))
def setDirty( self, slicing ):
'''Mark a region of the image as dirty.
slicing -- if one ore more slices in the slicing
are unbounded, the whole image is marked dirty;
since an image has two dimensions, only the first
two slices in the slicing are used
'''
if not is_pure_slicing(slicing):
raise Exception('dirty region: slicing is not pure')
if not is_bounded( slicing ):
self.isDirty.emit(QRect()) # empty rect == everything is dirty
else:
self.isDirty.emit(slicing2rect( slicing ))
def request(self, slicing):
if CONFIG.verbose_pixelpipeline:
logger.info(
"%s '%s' requests %s'", type(self).__name__, self.objectName(), volumina.strSlicing(slicing)
)
if not is_pure_slicing(slicing):
raise Exception("LazyflowSource: slicing is not pure")
assert (
self._op5 is not None
), "Underlying operator is None. Are you requesting from a datasource that has been cleaned up already?"
start, stop = sliceToRoi(slicing, self._op5.Output.meta.shape)
clipped_roi = np.maximum(start, (0, 0, 0, 0, 0)), np.minimum(stop, self._op5.Output.meta.shape)
clipped_slicing = roiToSlice(*clipped_roi)
return LazyflowRequest(self._op5, clipped_slicing, self._priority, objectName=self.objectName())
def setDirty( self, slicing ):
assert isinstance(slicing, tuple)
if not is_pure_slicing(slicing):
raise Exception('dirty region: slicing is not pure')
self.areaDirty.emit( slicing )
def setDirty(self, slicing):
assert isinstance(slicing, tuple)
if not is_pure_slicing(slicing):
raise Exception("dirty region: slicing is not pure")
self.isDirty.emit(slicing)
def setDirty( self, slicing):
if not is_pure_slicing(slicing):
raise Exception('dirty region: slicing is not pure')
self.isDirty.emit( slicing )
def setDirty(self, slicing):
if not is_pure_slicing(slicing):
raise Exception("dirty region: slicing is not pure")
self.isDirty.emit(slicing)