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make pre_capture time configurable

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This commit is contained in:
Blake Blackshear 2020-07-25 18:59:04 -05:00
parent 6dc7b8f246
commit a8c0fadf95
3 changed files with 11 additions and 6 deletions
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7
config/config.example.yml
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@ -125,7 +125,12 @@ cameras:
# WARNING: Videos in /cache are retained until there are no ongoing events. If you are tracking cars or # WARNING: Videos in /cache are retained until there are no ongoing events. If you are tracking cars or
# other objects for long periods of time, the cache will continue to grow indefinitely. # other objects for long periods of time, the cache will continue to grow indefinitely.
################ ################
save_clips: False save_clips:
enabled: False
#########
# Number of seconds before the event to include in the clips
#########
pre_capture: 30
################ ################
# Configuration for the snapshots in the debug view and mqtt # Configuration for the snapshots in the debug view and mqtt

2
detect_objects.py
View File

@ -193,7 +193,7 @@ def main():
ffmpeg_hwaccel_args = ffmpeg.get('hwaccel_args', FFMPEG_DEFAULT_CONFIG['hwaccel_args']) ffmpeg_hwaccel_args = ffmpeg.get('hwaccel_args', FFMPEG_DEFAULT_CONFIG['hwaccel_args'])
ffmpeg_input_args = ffmpeg.get('input_args', FFMPEG_DEFAULT_CONFIG['input_args']) ffmpeg_input_args = ffmpeg.get('input_args', FFMPEG_DEFAULT_CONFIG['input_args'])
ffmpeg_output_args = ffmpeg.get('output_args', FFMPEG_DEFAULT_CONFIG['output_args']) ffmpeg_output_args = ffmpeg.get('output_args', FFMPEG_DEFAULT_CONFIG['output_args'])
if config.get('save_clips', False): if config.get('save_clips', {}).get('enabled', False):
ffmpeg_output_args = [ ffmpeg_output_args = [
"-f", "-f",
"segment", "segment",

8
frigate/events.py
View File

@ -78,7 +78,7 @@ class EventProcessor(threading.Thread):
del self.cached_clips[f] del self.cached_clips[f]
os.remove(os.path.join(self.cache_dir,f)) os.remove(os.path.join(self.cache_dir,f))
def create_clip(self, camera, event_data): def create_clip(self, camera, event_data, pre_capture):
# get all clips from the camera with the event sorted # get all clips from the camera with the event sorted
sorted_clips = sorted([c for c in self.cached_clips.values() if c['camera'] == camera], key = lambda i: i['start_time']) sorted_clips = sorted([c for c in self.cached_clips.values() if c['camera'] == camera], key = lambda i: i['start_time'])
@ -88,7 +88,7 @@ class EventProcessor(threading.Thread):
# get all clips from the camera with the event sorted # get all clips from the camera with the event sorted
sorted_clips = sorted([c for c in self.cached_clips.values() if c['camera'] == camera], key = lambda i: i['start_time']) sorted_clips = sorted([c for c in self.cached_clips.values() if c['camera'] == camera], key = lambda i: i['start_time'])
playlist_start = event_data['start_time']-30 playlist_start = event_data['start_time']-pre_capture
playlist_end = event_data['end_time']+5 playlist_end = event_data['end_time']+5
playlist_lines = [] playlist_lines = []
for clip in sorted_clips: for clip in sorted_clips:
@ -145,8 +145,8 @@ class EventProcessor(threading.Thread):
self.events_in_process[event_data['id']] = event_data self.events_in_process[event_data['id']] = event_data
if event_type == 'end': if event_type == 'end':
if self.config[camera].get('save_clips', False) and len(self.cached_clips) > 0: if self.config[camera].get('save_clips', {}).get('enabled', False) and len(self.cached_clips) > 0:
self.create_clip(camera, event_data) self.create_clip(camera, event_data, self.config[camera].get('save_clips', {}).get('pre_capture', 30))
del self.events_in_process[event_data['id']] del self.events_in_process[event_data['id']]