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Fix picam support

This commit is contained in:
ABelliqueux 2025-02-15 10:41:26 +01:00
parent e03d5e7872
commit 4cead89259
4 changed files with 113 additions and 120 deletions
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63
frame_opencv.py
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@ -270,48 +270,41 @@ class picam():
# Pi Cam V3 setup
self.Picamera2 = getattr(import_module('picamera2'), 'Picamera2')
self.Transform = getattr(import_module('libcamera'), 'Transform')
# ~ self.Picamera2 = __import__('picamera2.Picamera2')
# ~ self.Transform = __import__('libcamera.Transform')
# ~ from picamera2 import Picamera2
# ~ from libcamera import Transform
try:
self.cam = self.Picamera2()
self.picam_config = self.cam.create_video_configuration(main={"format": 'RGB888',"size": (camera_settings['cam_w'], camera_settings['cam_h'])})
# ~ picam_config["transform"] = Transform(hflip=camera_settings['hflip'], vflip=camera_settings['vflip'])
self.picam_config["transform"] = self.Transform(vflip=camera_current_settings['vertical_flip']['value'],hflip=camera_current_settings['horizontal_flip']['value'])
# Cam setup
self.cam = self.Picamera2()
self.picam_config = self.cam.create_video_configuration(main={"format": 'RGB888',"size": (camera_settings['cam_w'], camera_settings['cam_h'])})
self.picam_config["transform"] = self.Transform(vflip=self.camera_current_settings['vertical_flip']['value'],hflip=self.camera_current_settings['horizontal_flip']['value'])
self.cam.configure(self.picam_config)
# Autofocus, get lens position and switch to manual mode
# Set Af mode to Auto then Manual (0). Default is Continuous (2), Auto is 1
self.cam.set_controls({'AfMode':1})
self.cam.start()
self.cam.autofocus_cycle()
self.lenspos = self.cam.capture_metadata()['LensPosition']
# Set focus, wb, exp to manual
self.camera_default_settings = {'AfMode': 0,
'AwbEnable': 1,
'AwbMode': self.camera_current_settings['white_balance_auto_preset']['default'],
'AeEnable': 1,
'AeExposureMode': self.camera_current_settings['auto_exposure']['default'],
# Enable flicker avoidance due to mains
'AeFlickerMode': 1,
# Mains 50hz = 10000, 60hz = 8333
# ~ 'AeFlickerPeriod': 8333,
'AeFlickerPeriod': 10000,
# Format is (min, max, default) in ms
# here: (60fps, 12fps, None)
# ~ 'FrameDurationLimits':(16666,83333,None)
}
self.cam.set_controls(self.camera_default_settings)
except:
pass
self.cam.configure(self.picam_config)
# Autofocus, get lens position and switch to manual mode
# Set Af mode to Auto then Manual (0). Default is Continuous (2), Auto is 1
self.cam.set_controls({'AfMode':1})
self.cam.start()
self.cam.autofocus_cycle()
self.lenspos = self.cam.capture_metadata()['LensPosition']
# Set focus, wb, exp to manual
self.camera_default_settings = {'AfMode': 0,
'AwbEnable': 1,
'AwbMode': self.camera_current_settings['white_balance_auto_preset']['default'],
'AeEnable': 1,
'AeExposureMode': self.camera_current_settings['auto_exposure']['default'],
# Enable flicker avoidance due to mains
'AeFlickerMode': 1,
# Mains 50hz = 10000, 60hz = 8333
# ~ 'AeFlickerPeriod': 8333,
'AeFlickerPeriod': 10000,
# Format is (min, max, default) in ms
# here: (60fps, 12fps, None)
# ~ 'FrameDurationLimits':(16666,83333,None)
}
self.cam.set_controls(self.camera_default_settings)
def test_device(self, source):
pass
# Same as in webcam() class
def capture_preview(self):
overlay = cam.capture_array("main")
overlay = self.cam.capture_array("main")
# Resize preview to fit screen
overlay = cv2.resize(overlay, (project_settings['screen_w'], project_settings['screen_h']))
if self.liveview_only: