def re_init(self, cam, size=(640, 480), fps=30):
current_size = self.capture.get_size()
current_fps = self.capture.get_rate()
self.capture.cleanup()
self.capture = None
#recreate the bar with new values
bar_pos = self.bar._get_position()
self.bar.destroy()
self.src_id = cam.src_id
self.serial = cam.serial
self.name = cam.name
self.controls = Controls(self.src_id)
try:
self.controls['focus_auto'].set_val(0)
except KeyError:
pass
try:
self.controls['exposure_auto_priority'].set_val(0)
except KeyError:
pass
self.use_hw_ts = self.check_hw_ts_support()
self.capture = VideoCapture(self.src_id, current_size, current_fps,
self.timebase, self.use_hw_ts)
self.get_frame = self.capture.read
self.get_now = self.capture.get_time_monotonic
self.create_atb_bar(bar_pos)
def __init__(self, cam, size=(640, 480), fps=None, timebase=None):
self.src_id = cam.src_id
self.serial = cam.serial
self.name = cam.name
self.controls = Controls(self.src_id)
try:
self.controls['focus_auto'].set_val(0)
except KeyError:
pass
try:
# exposure_auto_priority == 1
# leads to reduced framerates under low light and corrupt timestamps.
self.controls['exposure_auto_priority'].set_val(0)
except KeyError:
pass
self.timebase = timebase
self.use_hw_ts = self.check_hw_ts_support()
#give camera some time to change settings.
sleep(0.3)
self.capture = VideoCapture(self.src_id,
size,
fps,
timebase=self.timebase,
use_hw_timestamps=self.use_hw_ts)
self.get_frame = self.capture.read
self.get_now = self.capture.get_time_monotonic
def __init__(self, cam, size=(640, 480), fps=None):
self.src_id = cam.src_id
self.serial = cam.serial
self.name = cam.name
self.controls = Controls(self.src_id)
try:
self.controls['focus_auto'].set_val(0)
except KeyError:
pass
#give camera some time to change settings.
sleep(0.3)
self.capture = VideoCapture(self.src_id, size, fps)
self.get_frame = self.capture.read
def re_init(self, cam, size=(640, 480), fps=30):
current_size = self.capture.get_size()
current_fps = self.capture.get_rate()
self.capture.cleanup()
self.capture = None
#recreate the bar with new values
bar_pos = self.bar._get_position()
self.bar.destroy()
self.src_id = cam.src_id
self.serial = cam.serial
self.name = cam.name
self.controls = Controls(self.src_id)
try:
self.controls['focus_auto'].set_val(0)
except KeyError:
pass
self.capture = VideoCapture(self.src_id, current_size, current_fps)
self.get_frame = self.capture.read
self.create_atb_bar(bar_pos)
