def FaceRecognitionFactory():
""" Generates a 'upgrade-face-samples' message which will be processed by
UpgradeFaceSamples PDU.
Example:
{
'head_image': {
'image': 'AAAAA',
'width':640,
'height': 480,
},
'session_id': 'daq-04_1_0123456789ABCDEF',
'created_at': 1366974699,
}
"""
user_id = 1
sensor_type = choice(SENSOR_TYPES)
session_id = "{sensor_id}_{user_id}_{hash}".format(sensor_id=choice(SENSOR_IDS[sensor_type]),
user_id=user_id,
hash=utils.get_random_hash(16))
return {'head_image': {
'image': utils.get_random_image(IMAGE_WIDTH / 10,
IMAGE_HEIGHT / 10),
'width': IMAGE_WIDTH / 10,
'height': IMAGE_HEIGHT / 10},
'session_id': session_id,
'created_at': int(time.time())}
def UpgradeFaceSamplesFactory(person_name='andrei'):
""" Generates a 'upgrade-face-samples' message which will be processed by
UpgradeFaceSamples PDU.
Example:
{
'head_image': {
'image': 'AAAA',
'width':640,
'height': 480
},
'person_name': '*****@*****.**'
}
"""
return {'head_image': {
'image': utils.get_random_image(IMAGE_WIDTH / 10,
IMAGE_HEIGHT / 10),
'width': IMAGE_WIDTH / 10,
'height': IMAGE_HEIGHT / 10},
'person_name': person_name}
def RouterFactory(message_type):
""" Generates a 'measurements' message which can be processed by Router PDU.
Example:
{
'context': 'default', // context's name - used by Mr. Vladutu for
// e.g. "standing_down", etc.
'sensor_type': 'kinect', // can also be 'arduino', 'sony360ptz'
'sensor_id': '23', // unique id of device -hardcoded currently
// (will be command param)
'sensor_position': {
'x': 23, 'y': 42, 'z': 87
},
'type': {'skeleton'} // can also be: 'image_depth', 'image_rgb'
'image_rgb': { // base64-encoded array of 3*width*height bytes
'image': 'AAAA',
'width': 640,
'height': 480
},
'image_depth': { // base64-encoded array of 3*width*height bytes
'image': 'BBBB',
'width': 640,
'height': 480
},
'skeleton_2D': { // JSON with skeleton coordinates. Kinect-specific field
'head': { 'x': 23, 'y': 42 },
'neck': { 'x': 27, 'y': 55 },
...
},
'skeleton_3D': { // JSON with skeleton coordinates. Kinect-specific field
'head': { 'x': 23, 'y': 42, 'z': 87 },
'neck': { 'x': 27, 'y': 55, 'z': 87 },
...
}
"""
sensor_type = choice(SENSOR_TYPES)
sensor_id = choice(SENSOR_IDS[sensor_type])
user_id = 1
session_id = "{sensor_id}_{user_id}_{hash}".format(sensor_id=sensor_id,
user_id=user_id,
hash=utils.get_random_hash(16))
created_at = int(time.time())
inserted_at = int(time.time())
context = "default"
router_message = {'sensor_id': sensor_id,
'sensor_type': sensor_type,
'session_id': session_id,
'inserted_at': inserted_at,
'created_at': created_at,
'type': message_type,
'context': context,
'sensor_position': utils.get_random_sensor_position()
}
if message_type == 'image_rgb':
router_message.update({'image_rgb': {'image': utils.get_random_image(IMAGE_WIDTH, IMAGE_HEIGHT),
'width': IMAGE_WIDTH,
'height': IMAGE_HEIGHT}})
elif message_type == 'skeleton':
router_message.update({'skeleton_2D': utils.get_random_2D_skeleton(),
'skeleton_3D': utils.get_random_3D_skeleton()})
return router_message
