def __init__(self):
pvc.init_pvcam()
name = pvc.get_cam_name(0)
VCamera.__init__(self, name)
Camera.__init__(self)
self.open()
self.exp_time = 1
def getCameraNames():
"""
Return a list of all the available cameras.
"""
# Query to get the total number of cameras.
n_cams = pvc.get_cam_total()
## Query the camera names.
camera_names = []
for i in range(n_cams):
camera_names.append(pvc.get_cam_name(i))
return camera_names
def get_available_camera_names():
"""Gets the name for each available camera.
Returns:
List of camera names, sorted by index.
"""
ret = []
total = pvc.get_cam_total()
for index in range(total):
ret.append(pvc.get_cam_name(index))
return ret
def detect_camera(cls):
"""Detects and creates a new Camera object.
Returns:
A Camera object.
"""
cam_count = 0
total = pvc.get_cam_total()
while cam_count < total:
try:
yield Camera(pvc.get_cam_name(cam_count))
cam_count += 1
except RuntimeError:
raise RuntimeError('Failed to create a detected camera.')
def select_camera(cls, name):
"""Select camera by name and creates a new Camera object.
Returns:
A Camera object.
"""
total = pvc.get_cam_total()
for index in range(total):
try:
if name == pvc.get_cam_name(index):
return Camera(name)
except RuntimeError:
raise RuntimeError('Failed to create a detected camera.')
raise RuntimeError('Failed to create a detected camera. Invalid name')