def update_specific_param(parameters, parameters_file_name):
# Get the cam_pwd & ip
config = read_config_raw()
#Add Specific parameters for calib/day/night
if (parameters_file_name == 'Night'):
#Add to parameters string
parameters += "&InfraredLamp=high"
parameters += "&TRCutLevel=high"
## WR - ON
set_special(config, "1037", "0")
elif (parameters_file_name == 'Day'):
## WR - OFF
set_special(config, "1037", "1")
#Add to parameters string
parameters += "&InfraredLamp=low"
parameters += "&TRCutLevel=low"
return parameters
def set_parameters(_file, argv):
#Ex:
#python ./cam/set_parameters.py '{"Brightness": 29}'
config = read_config_raw()
possible_values = ['Brightness', 'Contrast', 'Gamma']
logging.debug('Set parameters for ' + _file)
logging.debug('Parameters ' + str(argv))
# Get Parameters passed in arg
if (len(argv) != 0):
new_values = json.loads(argv[0])
parameters = ''
for key in new_values:
if key in possible_values:
parameters += '&' + key + '=' + str(new_values[key])
if (parameters != ''):
# Get Specific Parameters
parameters = update_specific_param(parameters, _file)
# Update Cam Parameters
update_cam(parameters)
else:
print('No Parameters to Update')
else:
print('No Parameters to Update (argv)')
def update_cam(parameters):
# Get the cam_pwd
config = read_config_raw()
# Update the cam live parameters
fname = 'http://' + config[
'cam_ip'] + '/cgi-bin/videoparameter_cgi?action=set&channel=0&user=admin&pwd=' + config[
'cam_pwd'] + parameters
# Call to CGI
urllib.urlopen(fname)
logging.debug('Set Cam Parameter ' + fname)
def update_parameters(_file, new_values):
possible_values = ['Brightness', 'Contrast', 'Gamma', 'Chroma', 'File']
special_values = ['Exposure']
parameters = ''
special_parameters = {}
# Build the parameters URL string
for key in new_values:
if key in possible_values and key != 'file' and key != 'File':
parameters += '&' + key + '=' + str(new_values[key])
if key in special_values:
if (key == 'Exposure'):
special_parameters['1058'] = str(new_values[key])
if (parameters != '' or len(special_parameters) > 0):
if (parameters != ''):
# Get Specific Parameters
parameters = update_specific_param(parameters, _file)
# Update Cam Parameters
update_cam(parameters)
if (len(special_parameters) > 0):
config = read_config_raw()
for k in special_parameters:
set_special(config, str(k), str(special_parameters[k]))
# Replace only the new values passed in the calib file
log_file = "/home/pi/fireball_camera/cam_calib/" + _file
for key in new_values:
if key != 'file':
v = str(key)
r = re.compile(r"(" + v + ")=(\d*)")
for line in fileinput.input([log_file], inplace=True):
# Search the current value for new_values[key]
newV = new_values[key]
print r.sub(r"\1=%s" % newV, line.strip())
else:
print('No Parameters to Update')
urllib.urlopen(fname)
# Encrypt the Cam Password to store it in the config file
try:
c = Crypt()
value = c.encrypt(value)
logging.debug('cam_pwd successfully encrypted')
# Write new pwd in config.txt
line = "cam_pwd=" + str(value) + "\n"
file.write(line)
except:
logging.error('IMPOSSIBLE to encrypted the following cam_pwd ' + str(value))
logging.debug('Config (ERROR) ' + str(config))
del tmp_config['new_cam_pwd']
logging.debug('Updating config.txt')
for key in tmp_config:
value = tmp_config[key]
line = str(key) + "=" + str(value) + "\n"
logging.debug(str(key) + "=" + str(value))
file.write(line)
file.close()
logging.debug('config.txt updated')
#Read again before sending
configN = read_config_raw();
print json.dumps(configN, ensure_ascii=False)
def get_sun_info():
config = read_config_raw()
obs = ephem.Observer()
obs.pressure = 0
obs.horizon = '-0:34'
obs.lat = config['device_lat']
obs.lon = config['device_lng']
cur_date = time.strftime("%Y/%m/%d %H:%M") # Get Current Date
obs.date = cur_date
sun = ephem.Sun()
sun.compute(obs)
(sun_alt, x, y) = str(sun.alt).split(":")
#Sun Altitude
#print ("Sun Alt: %s" % (sun_alt))
saz = str(sun.az)
(sun_az, x, y) = saz.split(":")
#print ("SUN AZ IS : %s" % sun_az)
#print ("CAM FOV IS : %s to %s " % (config['az_left'], config['az_right']))
if (int(sun_az) >= config['az_left']
and int(sun_az) <= config['az_right']):
#print ("Uh Oh... Sun is in the cam's field of view.")
fov = 1
else:
#print ("Sun is not in the cam's field of view")
fov = 0
#print (obs.previous_rising(ephem.Sun()))
#print (obs.next_setting(ephem.Sun()))
if int(sun_alt) < -3:
dark = 1
else:
dark = 0
if int(sun_alt) < -3:
status = "dark"
if int(sun_alt) > -3 and int(sun_alt) < 5:
if int(sun_az) > 0 and int(sun_az) < 180:
status = "dawn"
else:
status = "dusk"
if int(sun_alt) >= 5:
status = "day"
# UPDATE sun.txt
sun_file = open("/home/pi/fireball_camera/sun.txt", "w")
sun_file.write("az=" + str(sun_az) + "\n" + "el=" + str(sun_alt) + "\n" +
"fov=" + str(fov) + "\n" + "dark=" + str(dark) + "\n" +
"status=" + str(status) + "\n")
sun_file.close()
# RETURN ARRAY OF DATA
return json.dumps(
{
'az': sun_az,
'el': sun_alt,
'fov': fov,
'dark': dark,
'status': status
},
ensure_ascii=False,
encoding="utf-8")