def handle_output(self, term, cacher, result):
# special case for switches
if term.__class__.__name__ == "Switch":
return self.handle_output(term.first_active(), cacher, result)
outpath = cacher.get_path(term.first_active())
outname = term.first_active().get_file_name()
outdzi = utils.media_path_to_url(
os.path.join(outpath, "%s.dzi" % os.path.splitext(outname)[0]))
indzi = None
if term.arity > 0 and term.input(0):
inpath = cacher.get_path(term.input(0).first_active())
inname = term.input(0).first_active().get_file_name()
indzi = utils.media_path_to_url(
os.path.join(inpath, "%s.dzi" % os.path.splitext(inname)[0]))
if term.outtype == numpy.ndarray:
out = dict(type="image", output=outdzi)
if indzi is not None:
out["input"] = indzi
return out
elif term.outtype == dict:
result.update(type="pseg", input=indzi)
return result
elif term.outtype == types.HocrString:
return dict(type="hocr", data=result)
elif issubclass(term.outtype, basestring):
return dict(type="text", data=result)
def handle_output(self, term, cacher, result):
# special case for switches
if term.__class__.__name__ == "Switch":
return self.handle_output(term.first_active(), cacher, result)
outpath = cacher.get_path(term.first_active())
outname = term.first_active().get_file_name()
outdzi = utils.media_path_to_url(
os.path.join(outpath, "%s.dzi" % os.path.splitext(outname)[0]))
indzi = None
if term.arity > 0 and term.input(0):
inpath = cacher.get_path(term.input(0).first_active())
inname = term.input(0).first_active().get_file_name()
indzi = utils.media_path_to_url(
os.path.join(inpath, "%s.dzi" % os.path.splitext(inname)[0]))
if term.outtype == numpy.ndarray:
out = dict(type="image", output=outdzi)
if indzi is not None:
out["input"] = indzi
return out
elif term.outtype == dict:
result.update(type="pseg", input=indzi)
return result
elif term.outtype == types.HocrString:
return dict(type="hocr", data=result)
elif issubclass(term.outtype, basestring):
return dict(type="text", data=result)
def run(self, filepath, path, **kwargs):
"""
Create a DZI of the given file, as <path>/dzi/<basename>.
"""
logger = self.get_logger()
# find the deepzoom path
if not os.path.exists(os.path.dirname(path)):
os.makedirs(os.path.dirname(path))
if not os.path.exists(path):
creator = deepzoom.ImageCreator(tile_size=512,
tile_overlap=2, tile_format="png",
image_quality=1, resize_filter="nearest")
logger.debug("Creating DZI path: %s", path)
creator.create(filepath, path)
return dict(out=utils.media_path_to_url(filepath),
dst=utils.media_path_to_url(path))
def run(self, project_pk, pid, attr, **kwargs):
"""
Create a DZI of the given document, as <path>/dzi/<basename>.
"""
logger = self.get_logger()
project = Project.objects.get(pk=project_pk)
storage = project.get_storage()
doc = storage.get(pid)
path = storage.document_attr_dzi_path(doc, attr)
if not os.path.exists(os.path.dirname(path)):
os.makedirs(os.path.dirname(path))
if not os.path.exists(path):
with storage.document_attr_content(doc, attr) as handle:
creator = deepzoom.ImageCreator(tile_size=512,
tile_overlap=2, tile_format="png",
image_quality=1, resize_filter="nearest")
logger.debug("Creating DZI path: %s", path)
creator.create(handle, path)
return dict(pid=pid, dst=utils.media_path_to_url(path))
def attr_uri(self, doc, attr):
"""URI for image datastream."""
return media_path_to_url(
os.path.join(self.document_path(doc),
getattr(self, "%s_name" % attr)))
def attr_uri(self, doc, attr):
"""URI for image datastream."""
return media_path_to_url(
os.path.join(self.document_path(doc), getattr(self, "%s_name" % attr)))
