def get_raw_data(self):
"""Get the pixel intensities"""
from boost.python import streambuf
try:
from dxtbx.ext import read_uint16_bs
except ImportError:
from dxtbx import read_uint16_bs
from scitbx.array_family import flex
f = FormatTimepixRaw512x512.open_file(self._image_file, "rb")
f.read(self._header_size)
raw_data = read_uint16_bs(streambuf(f), 512 * 512)
image_size = (512, 512)
raw_data.reshape(flex.grid(image_size[1], image_size[0]))
self._raw_data = []
d = self.get_detector()
for panel in d:
xmin, ymin, xmax, ymax = self.coords[panel.get_name()]
self._raw_data.append(raw_data[ymin:ymax, xmin:xmax])
return tuple(self._raw_data)
def _get_endianic_raw_data(self, size):
big_endian = self._header_dictionary["BYTE_ORDER"] == "big_endian"
with self.open_file(self._image_file, "rb") as fh:
fh.seek(self._header_size)
if big_endian == is_big_endian():
raw_data = read_uint16(streambuf(fh), int(size[0] * size[1]))
else:
raw_data = read_uint16_bs(streambuf(fh), int(size[0] * size[1]))
# note that x and y are reversed here
raw_data.reshape(flex.grid(size[1], size[0]))
return raw_data