def read_stream(stream):
user_id, username_size = \
Serialization.read(stream, HelloMessageNative.SERIALIZATION_HEADER)
CURRENT_USER_PAYLOAD_FORMAT = HelloMessageNative.SERIALIZATION_PAYLOAD.format(
username_size)
username, birth_date, gender = \
Serialization.read(stream, CURRENT_USER_PAYLOAD_FORMAT)
user_info = UserInfo(user_id, username, birth_date, gender)
return HelloMessage(user_info)
def read(stream):
user_id, username_size = \
Serialization.read(stream, UserInformation.SERIALIZATION_HEADER)
CURRENT_USER_PAYLOAD_FORMAT = UserInformation.SERIALIZATION_PAYLOAD.format(
username_size)
username, birth_date, gender = \
Serialization.read(stream, CURRENT_USER_PAYLOAD_FORMAT)
return UserInfo(user_id, username, datetime.fromtimestamp(birth_date),
gender)
def read_stream(stream):
timestamp, t_x, t_y, t_z, r_x, r_y, r_z, r_w = \
Serialization.read(stream, SnapshotMessageNative.SERIALIZATION_HEADER, expect_eof=True)
translation, rotation = \
(t_x, t_y, t_z), (r_x, r_y, r_z, r_w)
color_image = ColorImage.read(stream)
depth_image = DepthImage.read(stream)
(hunger, thirst, exhaustion, happiness) = \
Serialization.read(stream, SnapshotMessageNative.SERIALIZATION_TRAILER)
user_feeling = \
(hunger, thirst, exhaustion, happiness)
return Snapshot(timestamp, translation, rotation, color_image,
depth_image, user_feeling)
def read_stream(stream):
fields_number = \
Serialization.read(stream, ConfigMessageNative.SERIALIZATION_HEADER)[0]
fields_config = []
for field_index in range(fields_number):
field_size = \
Serialization.read(stream, ConfigMessageNative.SERIALIZATION_FIELD_HEADER)[0]
FIELD_PAYLOAD_FORMAT = ConfigMessageNative.SERIALIZATION_FIELD_PAYLOAD.format(
field_size)
field = \
Serialization.read(stream, FIELD_PAYLOAD_FORMAT)[0]
fields_config.append(field.decode(ConfigMessageNative.ENCODING))
return ConfigMessage(fields_config)
def read(stream, pixel_serialization_format, pixel_elements_count):
width, height = \
Serialization.read(stream, SnapshotImage.SERIALIZATION_HEADER)
image_size = width * height
pixel_array_size = image_size * pixel_elements_count
data = []
if 0 != pixel_array_size:
SERIALIZATION_PAYLOAD_FORMAT = (
'{0}' + pixel_serialization_format).format(pixel_array_size)
data = \
Serialization.read(stream, SERIALIZATION_PAYLOAD_FORMAT)
return SnapshotImage(width, height, data, pixel_serialization_format,
pixel_elements_count)