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Fix previews failing when disabled (#16962)

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* Fix previews failing when offline

* Simplify frame cache handling
This commit is contained in:
Nicolas Mowen
2025-03-05 08:07:48 -06:00
committed by GitHub
parent ad0e89e147
commit 73c2c34127
2 changed files with 59 additions and 42 deletions
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frigate/output/output.py
+26 -17
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@@ -41,22 +41,30 @@ def check_disabled_camera_update(
has_enabled_camera = False
for camera, last_update in write_times.items():
offline_time = now - last_update
if config.cameras[camera].enabled:
has_enabled_camera = True
else:
# flag camera as offline when it is disabled
previews[camera].flag_offline(now)
if now - last_update > 1:
# last camera update was more than one second ago
# need to send empty data to updaters because current
if offline_time > 1:
# last camera update was more than 1 second ago
# need to send empty data to birdseye because current
# frame is now out of date
frame = get_blank_yuv_frame(
config.cameras[camera].detect.width,
config.cameras[camera].detect.height,
)
if birdseye:
birdseye.write_data(camera, [], [], now, frame)
previews[camera].write_data([], [], now, frame)
if birdseye and offline_time < 10:
# we only need to send blank frames to birdseye at the beginning of a camera being offline
birdseye.write_data(
camera,
[],
[],
now,
get_blank_yuv_frame(
config.cameras[camera].detect.width,
config.cameras[camera].detect.height,
),
)
if not has_enabled_camera and birdseye:
birdseye.all_cameras_disabled()
@@ -170,6 +178,12 @@ def output_frames(
else:
failed_frame_requests[camera] = 0
# send frames for low fps recording
preview_recorders[camera].write_data(
current_tracked_objects, motion_boxes, frame_time, frame
)
preview_write_times[camera] = frame_time
# send camera frame to ffmpeg process if websockets are connected
if any(
ws.environ["PATH_INFO"].endswith(camera) for ws in websocket_server.manager
@@ -193,11 +207,6 @@ def output_frames(
frame,
)
# send frames for low fps recording
preview_recorders[camera].write_data(
current_tracked_objects, motion_boxes, frame_time, frame
)
preview_write_times[camera] = frame_time
frame_manager.close(frame_name)
move_preview_frames("clips")