def list_available_cameras(self):
""" Gather serial numbers of online Aravis/Genicam devices.
:return: a list of serial numbers (as strings). This list may be
empty if no cameras are online/switched on.
For cameras explicitly addressed by IP, the serial
numbers have the format sn@ip, with an @ between number and address.
:rtype: list
.. todo:: optionally implement a specific filter for Blackfly's if Basler
cameras should not be listed.
"""
# Start with (pessimistic) initially empty set of online devices
serialNums = []
addrs = []
# Broadcast ethernet/bus for recognized cameras.
# Warning/todo: this gathers also cameras that are not of the Blackfly class,
# and in conjunction with the SDSS may also recognize the Basler cameras..
Aravis.update_device_list()
Ndev = Aravis.get_n_devices()
# print(str(Ndev) + " cameras online")
# get_device_id returns a string of type, SN, MAC etc
for i in range(Ndev):
cam = Aravis.Camera.new(Aravis.get_device_id(i))
uid = cam.get_string("DeviceSerialNumber")
serialNums.append(uid)
addrs.append('')
# Try to ping cameras explicitly proposed with ctor.
for ip in self.ips_nonlocal:
try:
cam = Aravis.Camera.new(ip)
uid = cam.get_string("DeviceSerialNumber")
# If is this was already in the scan: discard, else add
if uid not in serialNums:
serialNums.append(uid)
addrs.append('@' + ip)
except:
# apparently no such camera at this address....
pass
# we zip the two lists to the format 'serialnumber{@ip}'
ids = []
for cam in range(len(serialNums)):
ids.append(serialNums[cam] + addrs[cam])
return ids
def get_device_ids():
Aravis.update_device_list()
n = Aravis.get_n_devices()
return [Aravis.get_device_id(i) for i in range(0, n)]
def get_device_ids():
n = Aravis.get_n_devices()
l = [Aravis.get_device_id(i) for i in range(0, n)]
return l
def get_device_ids():
Aravis.update_device_list()
n = Aravis.get_n_devices()
return [Aravis.get_device_id(i) for i in range(0, n)]
def arg_restrictions():
Aravis.update_device_list()
n_cams = Aravis.get_n_devices()
ids = [Aravis.get_device_id(i) for i in range(n_cams)]
return {"id": ids}
def getcameraids():
Aravis.update_device_list()
n_cams = Aravis.get_n_devices()
print("%d cameras found" % n_cams)
ids = []
for i in range(n_cams):
dev_id = Aravis.get_device_id(i)
print("Found: %s" % dev_id)
ids.append(dev_id)
return ids
