Files
gander/web_server/celery_tasks/__init__.py
JustIceO7 76de1b7d9d FEAT: Added Celery Beat
FEAT: Added preferences Celery task to automatically record what categories users watched
2025-02-18 02:02:34 +00:00

75 lines
2.2 KiB
Python

from celery import Celery, shared_task, Task
from utils.stream_utils import generate_thumbnail, get_streamer_live_status
from time import sleep
from os import listdir, remove
from datetime import datetime
from celery_tasks.preferences import user_preferences
import subprocess
def celery_init_app(app) -> Celery:
class FlaskTask(Task):
def __call__(self, *args: object, **kwargs: object) -> object:
with app.app_context():
return self.run(*args, **kwargs)
celery_app = Celery(app.name, task_cls=FlaskTask)
celery_app.config_from_object(app.config["CELERY"])
celery_app.conf.beat_schedule = {
'user-favourability-task': {
'task': 'celery_tasks.preferences.user_preferences',
'schedule': 30.0,
},
}
celery_app.set_default()
app.extensions["celery"] = celery_app
return celery_app
@shared_task
def update_thumbnail(user_id, stream_file, thumbnail_file, sleep_time) -> None:
"""
Updates the thumbnail of a stream periodically
"""
if get_streamer_live_status(user_id)['is_live']:
print("Updating thumbnail...")
generate_thumbnail(stream_file, thumbnail_file)
update_thumbnail.apply_async((user_id, stream_file, thumbnail_file, sleep_time), countdown=sleep_time)
else:
print("Stream has ended, stopping thumbnail updates")
@shared_task
def combine_ts_stream(stream_path, vods_path, vod_file_name):
"""
Combines all ts files into a single vod, and removes the ts files
"""
ts_files = [f for f in listdir(stream_path) if f.endswith(".ts")]
ts_files.sort()
# Create temp file listing all ts files
with open(f"{stream_path}/list.txt", "w") as f:
for ts_file in ts_files:
f.write(f"file '{ts_file}'\n")
# Concatenate all ts files into a single vod
vod_command = [
"ffmpeg",
"-f",
"concat",
"-safe",
"0",
"-i",
f"{stream_path}/list.txt",
"-c",
"copy",
f"{vods_path}/{vod_file_name}.mp4"
]
subprocess.run(vod_command)
# Remove ts files
for ts_file in ts_files:
remove(f"{stream_path}/{ts_file}")
# Remove m3u8 file
remove(f"{stream_path}/index.m3u8")