Files
VideoCommander/video_player.py

64 lines
1.7 KiB
Python

import os
import signal
import subprocess
import sqlite3
import time
import json
get_active_video = r'''
SELECT video_url, video_arguments, button_name FROM buttons
WHERE is_active = 1
LIMIT 1
'''
def play_video(previous_process, video_player_path, player_arguments, video_url, env):
if not previous_process is None:
os.killpg(os.getpgid(previous_process.pid), signal.SIGTERM)
return subprocess.Popen(
"{video_player} {arguments} {video_url}".format(
video_player = video_player_path,
arguments = player_arguments,
video_url = video_url
),
stdout = subprocess.PIPE,
stderr = subprocess.PIPE,
shell = True,
preexec_fn = os.setsid,
env = env
)
def get_active_video(db):
cursor = db.execute(get_active_video)
return cursor.fetchall()[0]
with open("config.json", "r") as config_file:
config_json = json.loads(config_file.read())
my_env = os.environ.copy()
my_env["DISPLAY"] = config_json["display_config"]
current_process = None
current_video = None
db = sqlite3.connect(config_json["db_name"])
while True:
active_video = get_active_video(db)
if current_video[2] != active_video[2]:
current_video = active_video
if current_video[2] == config_json["disabled_name"] and not current_process is None:
os.killpg(os.getpgid(current_process.pid), signal.SIGTERM)
current_process = None
else:
current_process = play_video(
current_process,
config_json["video_tool"],
current_video[0],
current_video[1],
my_env
)
time.sleep(1)