def query( monitor_changes = True ):
"""
Start a new LRS context, and collect all devices
:param monitor_changes: If True, devices will update dynamically as they are removed/added
"""
global rs
if not rs:
return
#
# Before we can start a context and query devices, we need to enable all the ports
# on the acroname, if any:
if acroname:
acroname.connect() # MAY THROW!
acroname.enable_ports( sleep_on_change = 5 ) # make sure all connected!
#
# Get all devices, and store by serial-number
global _device_by_sn, _context, _port_to_sn
_context = rs.context()
_device_by_sn = dict()
try:
log.d( 'discovering devices ...' )
log.debug_indent()
for dev in _context.query_devices():
if dev.is_update_device():
sn = dev.get_info( rs.camera_info.firmware_update_id )
else:
sn = dev.get_info( rs.camera_info.serial_number )
_device_by_sn[sn] = Device( sn, dev )
log.d( '...', dev )
finally:
log.debug_unindent()
#
if monitor_changes:
_context.set_devices_changed_callback( _device_change_callback )
def query(monitor_changes=True):
"""
Start a new LRS context, and collect all devices
:param monitor_changes: If True, devices will update dynamically as they are removed/added
"""
global rs
if not rs:
return
#
# Before we can start a context and query devices, we need to enable all the ports
# on the acroname, if any:
if acroname:
if not acroname.hub:
acroname.connect() # MAY THROW!
acroname.enable_ports(
sleep_on_change=5) # make sure all connected!
#
# Get all devices, and store by serial-number
global _device_by_sn, _context, _port_to_sn
_context = rs.context()
_device_by_sn = dict()
try:
log.d('discovering devices ...')
log.debug_indent()
for retry in range(3):
try:
devices = _context.query_devices()
break
except RuntimeError as e:
log.d('FAILED to query devices:', e)
if retry > 1:
log.e('FAILED to query devices', retry + 1, 'times!')
raise
else:
time.sleep(1)
for dev in devices:
# The FW update ID is always available, it seems, and is the ASIC serial number
# whereas the Serial Number is the OPTIC serial number and is only available in
# non-recovery devices. So we use the former...
sn = dev.get_info(rs.camera_info.firmware_update_id)
device = Device(sn, dev)
_device_by_sn[sn] = device
log.d(
'... port {}:'.format(device.port is None and '?'
or device.port), sn, dev)
finally:
log.debug_unindent()
#
if monitor_changes:
_context.set_devices_changed_callback(_device_change_callback)
def query():
"""
Start a new LRS context, and collect all devices
"""
#
# Before we can start a context and query devices, we need to enable all the ports
# on the acroname, if any:
acroname.connect() # MAY THROW!
acroname.enable_ports()
#
# Get all devices, and store by serial-number
global _device_by_sn, _context, _port_to_sn
_context = rs.context()
_device_by_sn = {}
for dev in _context.query_devices():
if dev.is_update_device():
sn = dev.get_info( rs.camera_info.firmware_update_id )
else:
sn = dev.get_info( rs.camera_info.serial_number )
_device_by_sn[sn] = dev
if __name__ == '__main__':
import os, sys, getopt
try:
opts, args = getopt.getopt(
sys.argv[1:],
'',
longopts=['help', 'recycle', 'all', 'list', 'port='])
except getopt.GetoptError as err:
print('-F-', err) # something like "option -a not recognized"
usage()
if args:
usage()
try:
if acroname:
if not acroname.hub:
acroname.connect()
action = 'list'
for opt, arg in opts:
if opt in ('--list'):
action = 'list'
elif opt in ('--all'):
if not acroname:
log.f('No acroname available')
acroname.enable_ports(sleep_on_change=5)
elif opt in ('--port'):
if not acroname:
log.f('No acroname available')
all_ports = acroname.all_ports()
str_ports = arg.split(',')
ports = [
int(port) for port in str_ports