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Process parameter to mqtt toggle improve_contrast

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This commit is contained in:
Josh Hawkins 2022-03-24 13:39:16 -05:00
parent 949b26fd63
commit 6b408876fd
4 changed files with 21 additions and 12 deletions
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3
frigate/app.py
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@ -86,6 +86,9 @@ class FrigateApp:
"detection_enabled": mp.Value(
"i", self.config.cameras[camera_name].detect.enabled
),
"improve_contrast_enabled": mp.Value(
"i", self.config.cameras[camera_name].motion.improve_contrast
),
"detection_fps": mp.Value("d", 0.0),
"detection_frame": mp.Value("d", 0.0),
"read_start": mp.Value("d", 0.0),

19
frigate/motion.py
View File

@ -25,7 +25,7 @@ class MotionDetector:
self.mask = np.where(resized_mask == [0])
self.save_images = False
def detect(self, frame):
def detect(self, frame, improve_contrast):
motion_boxes = []
gray = frame[0 : self.frame_shape[0], 0 : self.frame_shape[1]]
@ -38,14 +38,15 @@ class MotionDetector:
)
# Improve contrast
minval = np.percentile(resized_frame, 4)
maxval = np.percentile(resized_frame, 96)
# don't adjust if the image is a single color
if minval < maxval:
resized_frame = np.clip(resized_frame, minval, maxval)
resized_frame = (
((resized_frame - minval) / (maxval - minval)) * 255
).astype(np.uint8)
if improve_contrast:
minval = np.percentile(resized_frame, 4)
maxval = np.percentile(resized_frame, 96)
# don't adjust if the image is a single color
if minval < maxval:
resized_frame = np.clip(resized_frame, minval, maxval)
resized_frame = (
((resized_frame - minval) / (maxval - minval)) * 255
).astype(np.uint8)
# mask frame
resized_frame[self.mask] = [255]

6
frigate/mqtt.py
View File

@ -98,12 +98,14 @@ def create_mqtt_client(config: FrigateConfig, camera_metrics):
motion_settings = config.cameras[camera_name].motion
if payload == "ON":
if not motion_settings.improve_contrast:
if not camera_metrics[camera_name]["improve_contrast_enabled"].value:
logger.info(f"Turning on improve contrast for {camera_name} via mqtt")
camera_metrics[camera_name]["improve_contrast_enabled"].value = True
motion_settings.improve_contrast = True
elif payload == "OFF":
if motion_settings.improve_contrast:
if camera_metrics[camera_name]["improve_contrast_enabled"].value:
logger.info(f"Turning off improve contrast for {camera_name} via mqtt")
camera_metrics[camera_name]["improve_contrast_enabled"].value = False
motion_settings.improve_contrast = False
else:
logger.warning(f"Received unsupported value at {message.topic}: {payload}")

5
frigate/video.py
View File

@ -348,6 +348,7 @@ def track_camera(
frame_queue = process_info["frame_queue"]
detection_enabled = process_info["detection_enabled"]
improve_contrast_enabled = process_info["improve_contrast_enabled"]
frame_shape = config.frame_shape
objects_to_track = config.objects.track
@ -377,6 +378,7 @@ def track_camera(
objects_to_track,
object_filters,
detection_enabled,
improve_contrast_enabled,
stop_event,
)
@ -458,6 +460,7 @@ def process_frames(
objects_to_track: List[str],
object_filters,
detection_enabled: mp.Value,
improve_contrast_enabled: mp.Value,
stop_event,
exit_on_empty: bool = False,
):
@ -492,7 +495,7 @@ def process_frames(
continue
# look for motion
motion_boxes = motion_detector.detect(frame)
motion_boxes = motion_detector.detect(frame, improve_contrast_enabled.value)
regions = []