def initVideoDevice(self):
""" Initialize the video device. """
device = None
# use a file as the video source
if self.video_file is not None:
device = cv2.VideoCapture(self.video_file)
# Use a device as the video source
else:
# If an analog camera is used, skip the ping
ip_cam = True
try:
int(self.config.deviceID)
ip_cam = False
except:
pass
if ip_cam:
### If the IP camera is used, check first if it can be pinged
# Extract the IP address
ip = re.findall(r"[0-9]+(?:\.[0-9]+){3}", self.config.deviceID)
# Check if the IP address was found
if ip:
ip = ip[0]
# Try pinging the IP address
if ping(ip):
log.info("Camera IP ping successful!")
else:
log.error("Can't ping the camera IP!")
return None
else:
return None
# Init the video device
log.info("Initializing the video device...")
device = cv2.VideoCapture(self.config.deviceID)
# Try setting the resultion if using a video device, not gstreamer
try:
# This will fail if the video device is a gstreamer pipe
int(self.config.deviceID)
# Set the resolution (crashes if using an IP camera and gstreamer!)
device.set(3, self.config.width)
device.set(4, self.config.height)
except:
pass
return device
def initVideoDevice(self):
""" Initialize the video device. """
device = None
# use a file as the video source
if self.video_file is not None:
device = cv2.VideoCapture(self.video_file)
# Use a device as the video source
else:
# If an analog camera is used, skip the ping
ip_cam = False
if "rtsp" in str(self.config.deviceID):
ip_cam = True
if ip_cam:
### If the IP camera is used, check first if it can be pinged
# Extract the IP address
ip = re.findall(r"[0-9]+(?:\.[0-9]+){3}", self.config.deviceID)
# Check if the IP address was found
if ip:
ip = ip[0]
# Try pinging 5 times
ping_success = False
for i in range(500):
print('Trying to ping the IP camera...')
ping_success = ping(ip)
if ping_success:
log.info("Camera IP ping successful!")
break
time.sleep(5)
if not ping_success:
log.error("Can't ping the camera IP!")
return None
else:
return None
# Init the video device
log.info("Initializing the video device...")
log.info("Device: " + str(self.config.deviceID))
if self.config.force_v4l2:
device = cv2.VideoCapture(self.config.deviceID, cv2.CAP_V4L2)
device.set(cv2.CAP_PROP_CONVERT_RGB, 0)
else:
device = cv2.VideoCapture(self.config.deviceID)
# Try setting the resultion if using a video device, not gstreamer
try:
# This will fail if the video device is a gstreamer pipe
int(self.config.deviceID)
# Set the resolution (crashes if using an IP camera and gstreamer!)
device.set(3, self.config.width_device)
device.set(4, self.config.height_device)
except:
pass
return device
def initVideoDevice(self):
""" Initialize the video device. """
device = None
# use a file as the video source
if self.video_file is not None:
device = cv2.VideoCapture(self.video_file)
# Use a device as the video source
else:
# If an analog camera is used, skip the ping
ip_cam = True
try:
int(self.config.deviceID)
ip_cam = False
except:
pass
if ip_cam:
### If the IP camera is used, check first if it can be pinged
# Extract the IP address
ip = re.findall(r"[0-9]+(?:\.[0-9]+){3}", self.config.deviceID)
# Check if the IP address was found
if ip:
ip = ip[0]
# Try pinging 5 times
ping_success = False
for i in range(500):
print('Trying to ping the IP camera...')
ping_success = ping(ip)
if ping_success:
log.info("Camera IP ping successful!")
break
time.sleep(5)
if not ping_success:
log.error("Can't ping the camera IP!")
return None
else:
return None
# Init the video device
log.info("Initializing the video device...")
device = cv2.VideoCapture(self.config.deviceID)
# Try setting the resultion if using a video device, not gstreamer
try:
# This will fail if the video device is a gstreamer pipe
int(self.config.deviceID)
# Set the resolution (crashes if using an IP camera and gstreamer!)
device.set(3, self.config.width_device)
device.set(4, self.config.height_device)
except:
pass
return device