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Refactor latest_frame function to get current frame and frame time together

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This commit is contained in:
Sergey Krashevich 2023-07-10 21:44:38 +03:00
parent 0b77a8a9e3
commit 094e7de785
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GPG Key ID: 625171324E7D3856
2 changed files with 10 additions and 9 deletions
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7
frigate/http.py
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@ -1156,7 +1156,7 @@ def latest_frame(camera_name):
resize_quality = request.args.get("quality", default=70, type=int)
if camera_name in current_app.frigate_config.cameras:
frame = current_app.detected_frames_processor.get_current_frame(
frame, frame_time = current_app.detected_frames_processor.get_current_frame(
camera_name, draw_options
)
retry_interval = float(
@ -1164,6 +1164,7 @@ def latest_frame(camera_name):
or 10
)
latest_frame = frame_time + retry_interval
now = datetime.now().timestamp()
if frame is None or now > latest_frame:
if (
@ -1180,7 +1181,7 @@ def latest_frame(camera_name):
)
frame = current_app.camera_waiting_image
logger.warning(
f"Return waiting image for camera {camera_name}: latensy is {datetime.now().timestamp() - latest_frame}s"
f"Return waiting image for camera {camera_name}: latency is {datetime.now().timestamp() - latest_frame}s, retry_interval: {retry_interval}s"
)
else:
if current_app.camera_error_image is None:
@ -1195,7 +1196,7 @@ def latest_frame(camera_name):
frame = current_app.camera_error_image
logger.warning(
f"Return error image for camera {camera_name}: latensy is {datetime.now().timestamp() - latest_frame}s"
f"Return error image for camera {camera_name}: latency is {datetime.now().timestamp() - latest_frame}s"
)
height = int(request.args.get("h", str(frame.shape[0])))

12
frigate/object_processing.py
View File

@ -11,6 +11,7 @@ from typing import Callable
import cv2
import numpy as np
from cv2 import Mat
from frigate.comms.dispatcher import Dispatcher
from frigate.config import (
@ -1032,18 +1033,17 @@ class TrackedObjectProcessor(threading.Thread):
else:
return {}
def get_current_frame(self, camera, draw_options={}):
def get_current_frame(self, camera, draw_options={}) -> tuple[Mat, float]:
if camera == "birdseye":
return self.frame_manager.get(
"birdseye",
(self.config.birdseye.height * 3 // 2, self.config.birdseye.width),
)
return self.camera_states[camera].get_current_frame(draw_options)
def get_current_frame_time(self, camera) -> int:
"""Returns the latest frame time for a given camera."""
return self.camera_states[camera].current_frame_time
return (
self.camera_states[camera].get_current_frame(draw_options),
self.camera_states[camera].current_frame_time,
)
def run(self):
while not self.stop_event.is_set():