def get_meta_info(self, data_path):
'''
Get meta information for a requested data path.
'''
if data_path not in self._views.keys():
path_type = self.check_path_type(data_path)
# detect if this is a section or fov
if path_type == 'FOV':
# this is a FoV
fov = FoV.from_directory(data_path, True)
view = View.create(
data_path,
[fov],
fov._width,
fov._height,
fov._tx,
fov._ty,
self)
elif path_type == 'SECTION':
section = Section.from_directory(data_path, True, True)
view = View.create(
data_path,
section._fovs,
section._width,
section._height,
section._tx,
section._ty,
self,
section._luts64_map)
#
# and add to our views dictionary
#
self._views[data_path] = view
else:
view = self._views[data_path]
meta_info = {}
meta_info['width'] = view._width
meta_info['height'] = view._height
meta_info['layer'] = 0
meta_info['minLevel'] = 0
meta_info['maxLevel'] = 1
meta_info['tileSize'] = settings.CLIENT_TILE_SIZE
meta_info['centers'] = view._centers
return meta_info
def get_meta_info(self, data_path):
'''
Get meta information for a requested data path.
'''
if not data_path in self._views:
path_type = self.check_path_type(data_path)
# detect if this is a section or fov
if path_type == 'FOV':
# this is a FoV
fov = FoV.from_directory(data_path, True)
width = fov._width
height = fov._height
view = View.create(data_path, [fov], fov._width, fov._height,
fov._tx, fov._ty, self)
elif path_type == 'SECTION':
section = Section.from_directory(data_path, True, True)
width = section._width
height = section._height
view = View.create(data_path, section._fovs, section._width,
section._height, section._tx, section._ty,
self)
#
# and add to our views dictionary
#
self._views[data_path] = view
else:
view = self._views[data_path]
meta_info = {}
meta_info['width'] = view._width
meta_info['height'] = view._height
meta_info['layer'] = 0
meta_info['minLevel'] = 0
meta_info['maxLevel'] = 1
meta_info['tileSize'] = Constants.CLIENT_TILE_SIZE
return meta_info
def from_directory(directory, calculate_bounding_box=False):
'''
Loads a scan from a directory without loading any images.
'''
sections = []
for i,s in enumerate(Util.listdir(directory)):
section_path = os.path.join(directory, s)
# if not os.path.isdir(section_path):
# # sections always reside in directories
# continue
index_subdirs = i == 0
section = Section.from_directory(section_path, calculate_bounding_box, index_subdirs)
sections.append(section)
scan = Scan(directory, sections)
return scan
def from_directory(directory, calculate_bounding_box=False):
'''
Loads a scan from a directory without loading any images.
'''
sections = []
for i, s in enumerate(Util.listdir(directory)):
section_path = os.path.join(directory, s)
# if not os.path.isdir(section_path):
# # sections always reside in directories
# continue
index_subdirs = i == 0
section = Section.from_directory(section_path,
calculate_bounding_box,
index_subdirs)
sections.append(section)
scan = Scan(directory, sections)
return scan
