1636 lines
50 KiB
Python
Executable File
1636 lines
50 KiB
Python
Executable File
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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# This file is part of ffplayout.
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#
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# ffplayout is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# ffplayout is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with ffplayout. If not, see <http://www.gnu.org/licenses/>.
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# ------------------------------------------------------------------------------
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import configparser
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import glob
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import json
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import logging
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import math
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import os
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import random
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import re
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import signal
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import smtplib
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import socket
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import ssl
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import sys
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import time
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from argparse import ArgumentParser
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from datetime import date, datetime, timedelta
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from email.mime.multipart import MIMEMultipart
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from email.mime.text import MIMEText
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from email.utils import formatdate
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from logging.handlers import TimedRotatingFileHandler
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from subprocess import PIPE, CalledProcessError, Popen, check_output
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from threading import Thread
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from types import SimpleNamespace
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from urllib import request
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try:
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if os.name != 'posix':
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import colorama
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colorama.init()
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from watchdog.events import PatternMatchingEventHandler
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from watchdog.observers import Observer
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except ImportError:
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print('Some modules are not installed, ffplayout may or may not work')
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# ------------------------------------------------------------------------------
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# argument parsing
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# ------------------------------------------------------------------------------
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stdin_parser = ArgumentParser(
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description='python and ffmpeg based playout',
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epilog="don't use parameters if you want to use this settings from config")
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stdin_parser.add_argument(
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'-c', '--config', help='file path to ffplayout.conf'
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)
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stdin_parser.add_argument(
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'-d', '--desktop', help='preview on desktop', action='store_true'
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)
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stdin_parser.add_argument(
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'-f', '--folder', help='play folder content'
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)
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stdin_parser.add_argument(
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'-l', '--log', help='file path for logfile'
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)
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stdin_parser.add_argument(
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'-i', '--loop', help='loop playlist infinitely', action='store_true'
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)
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stdin_parser.add_argument(
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'-p', '--playlist', help='path from playlist'
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)
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stdin_parser.add_argument(
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'-s', '--start',
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help='start time in "hh:mm:ss", "now" for start with first'
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)
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stdin_parser.add_argument(
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'-t', '--length',
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help='set length in "hh:mm:ss", "none" for no length check'
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)
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stdin_args = stdin_parser.parse_args()
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# ------------------------------------------------------------------------------
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# clock
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# ------------------------------------------------------------------------------
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def get_time(time_format):
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"""
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get different time formats:
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- full_sec > current time in seconds
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- stamp > current date time in seconds
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- else > current time in HH:MM:SS
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"""
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t = datetime.today()
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if time_format == 'full_sec':
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return t.hour * 3600 + t.minute * 60 + t.second \
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+ t.microsecond / 1000000
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elif time_format == 'stamp':
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return float(datetime.now().timestamp())
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else:
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return t.strftime('%H:%M:%S')
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# ------------------------------------------------------------------------------
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# default variables and values from config file
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# ------------------------------------------------------------------------------
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_general = SimpleNamespace()
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_mail = SimpleNamespace()
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_log = SimpleNamespace()
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_pre_comp = SimpleNamespace()
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_playlist = SimpleNamespace()
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_storage = SimpleNamespace()
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_text = SimpleNamespace()
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_playout = SimpleNamespace()
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_init = SimpleNamespace(load=True)
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_ff = SimpleNamespace(decoder=None, encoder=None)
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_WINDOWS = os.name == 'nt'
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COPY_BUFSIZE = 1024 * 1024 if _WINDOWS else 64 * 1024
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def load_config():
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"""
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this function can reload most settings from configuration file,
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the change does not take effect immediately, but with the after next file,
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some settings cannot be changed - like resolution, aspect, or output
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"""
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cfg = configparser.ConfigParser()
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def str_to_sec(s):
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if s in ['now', '', None, 'none']:
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return None
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else:
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s = s.split(':')
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try:
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return float(s[0]) * 3600 + float(s[1]) * 60 + float(s[2])
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except ValueError:
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print('Wrong time format!')
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sys.exit(1)
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if stdin_args.config:
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cfg.read(stdin_args.config)
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elif os.path.isfile('/etc/ffplayout/ffplayout.conf'):
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cfg.read('/etc/ffplayout/ffplayout.conf')
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else:
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cfg.read('ffplayout.conf')
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if stdin_args.start:
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p_start = str_to_sec(stdin_args.start)
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else:
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p_start = str_to_sec(cfg.get('PLAYLIST', 'day_start'))
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if not p_start:
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p_start = get_time('full_sec')
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if stdin_args.length:
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p_length = str_to_sec(stdin_args.length)
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else:
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p_length = str_to_sec(cfg.get('PLAYLIST', 'length'))
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_general.stop = cfg.getboolean('GENERAL', 'stop_on_error')
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_general.threshold = cfg.getfloat('GENERAL', 'stop_threshold')
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_mail.subject = cfg.get('MAIL', 'subject')
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_mail.server = cfg.get('MAIL', 'smpt_server')
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_mail.port = cfg.getint('MAIL', 'smpt_port')
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_mail.s_addr = cfg.get('MAIL', 'sender_addr')
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_mail.s_pass = cfg.get('MAIL', 'sender_pass')
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_mail.recip = cfg.get('MAIL', 'recipient')
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_mail.level = cfg.get('MAIL', 'mail_level')
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_pre_comp.add_logo = cfg.getboolean('PRE_COMPRESS', 'add_logo')
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_pre_comp.logo = cfg.get('PRE_COMPRESS', 'logo')
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_pre_comp.opacity = cfg.get('PRE_COMPRESS', 'logo_opacity')
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_pre_comp.logo_filter = cfg.get('PRE_COMPRESS', 'logo_filter')
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_pre_comp.add_loudnorm = cfg.getboolean('PRE_COMPRESS', 'add_loudnorm')
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_pre_comp.loud_i = cfg.getfloat('PRE_COMPRESS', 'loud_I')
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_pre_comp.loud_tp = cfg.getfloat('PRE_COMPRESS', 'loud_TP')
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_pre_comp.loud_lra = cfg.getfloat('PRE_COMPRESS', 'loud_LRA')
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_playlist.mode = cfg.getboolean('PLAYLIST', 'playlist_mode')
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_playlist.path = cfg.get('PLAYLIST', 'path')
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_playlist.start = p_start
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_playlist.length = p_length
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_storage.path = cfg.get('STORAGE', 'path')
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_storage.filler = cfg.get('STORAGE', 'filler_clip')
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_storage.extensions = json.loads(cfg.get('STORAGE', 'extensions'))
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_storage.shuffle = cfg.getboolean('STORAGE', 'shuffle')
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_text.add_text = cfg.getboolean('TEXT', 'add_text')
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_text.textfile = cfg.get('TEXT', 'textfile')
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_text.fontsize = cfg.get('TEXT', 'fontsize')
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_text.fontcolor = cfg.get('TEXT', 'fontcolor')
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_text.fontfile = cfg.get('TEXT', 'fontfile')
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_text.box = cfg.get('TEXT', 'box')
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_text.boxcolor = cfg.get('TEXT', 'boxcolor')
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_text.boxborderw = cfg.get('TEXT', 'boxborderw')
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_text.x = cfg.get('TEXT', 'x')
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_text.y = cfg.get('TEXT', 'y')
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if _init.load:
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_log.to_file = cfg.getboolean('LOGGING', 'log_to_file')
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_log.path = cfg.get('LOGGING', 'log_file')
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_log.level = cfg.get('LOGGING', 'log_level')
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_pre_comp.w = cfg.getint('PRE_COMPRESS', 'width')
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_pre_comp.h = cfg.getint('PRE_COMPRESS', 'height')
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_pre_comp.aspect = cfg.getfloat('PRE_COMPRESS', 'aspect')
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_pre_comp.fps = cfg.getint('PRE_COMPRESS', 'fps')
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_pre_comp.v_bitrate = cfg.getint('PRE_COMPRESS', 'width') * 50
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_pre_comp.v_bufsize = cfg.getint('PRE_COMPRESS', 'width') * 50 / 2
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_playout.preview = cfg.getboolean('OUT', 'preview')
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_playout.name = cfg.get('OUT', 'service_name')
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_playout.provider = cfg.get('OUT', 'service_provider')
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_playout.out_addr = cfg.get('OUT', 'out_addr')
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_playout.post_comp_video = json.loads(
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cfg.get('OUT', 'post_comp_video'))
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_playout.post_comp_audio = json.loads(
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cfg.get('OUT', 'post_comp_audio'))
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_playout.post_comp_extra = json.loads(
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cfg.get('OUT', 'post_comp_extra'))
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_init.load = False
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load_config()
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# ------------------------------------------------------------------------------
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# logging
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# ------------------------------------------------------------------------------
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class CustomFormatter(logging.Formatter):
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"""
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Logging Formatter to add colors and count warning / errors
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"""
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grey = '\x1b[38;1m'
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darkgrey = '\x1b[30;1m'
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yellow = '\x1b[33;1m'
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red = '\x1b[31;1m'
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magenta = '\x1b[35;1m'
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green = '\x1b[32;1m'
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blue = '\x1b[34;1m'
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cyan = '\x1b[36;1m'
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reset = '\x1b[0m'
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timestamp = darkgrey + '[%(asctime)s]' + reset
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level = '[%(levelname)s]' + reset
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message = grey + ' %(message)s' + reset
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FORMATS = {
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logging.DEBUG: timestamp + blue + level + ' ' + message + reset,
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logging.INFO: timestamp + green + level + ' ' + message + reset,
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logging.WARNING: timestamp + yellow + level + message + reset,
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logging.ERROR: timestamp + red + level + ' ' + message + reset
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}
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def format_message(self, msg):
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if '"' in msg and '[' in msg:
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msg = re.sub('(".*?")', self.cyan + r'\1' + self.reset, msg)
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elif '[decoder]' in msg:
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msg = re.sub(r'(\[decoder\])', self.red + r'\1' + self.reset, msg)
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elif '/' in msg or '\\' in msg:
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msg = re.sub(
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r'(["\w.:/]+/|["\w.:]+\\.*?)', self.magenta + r'\1', msg)
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elif re.search(r'\d', msg):
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msg = re.sub(
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'([0-9.:-]+)', self.yellow + r'\1' + self.reset, msg)
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return msg
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def format(self, record):
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record.msg = self.format_message(record.getMessage())
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log_fmt = self.FORMATS.get(record.levelno)
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formatter = logging.Formatter(log_fmt)
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return formatter.format(record)
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# If the log file is specified on the command line then override the default
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if stdin_args.log:
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_log.path = stdin_args.log
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logger = logging.getLogger(__name__)
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logger.setLevel(_log.level)
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console_handler = logging.StreamHandler()
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formatter = logging.Formatter('[%(asctime)s] [%(levelname)s] %(message)s')
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if _log.to_file:
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file_handler = TimedRotatingFileHandler(_log.path, when='midnight',
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backupCount=5)
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file_handler.setFormatter(formatter)
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logger.addHandler(file_handler)
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else:
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console_handler.setFormatter(CustomFormatter())
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logger.addHandler(console_handler)
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class PlayoutLogger(object):
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"""
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capture stdout and sterr in the log
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"""
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def __init__(self, logger, level):
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self.logger = logger
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self.level = level
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def write(self, message):
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# Only log if there is a message (not just a new line)
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if message.rstrip() != '':
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self.logger.log(self.level, message.rstrip())
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def flush(self):
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pass
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# Replace stdout with logging to file at INFO level
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sys.stdout = PlayoutLogger(logger, logging.INFO)
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# Replace stderr with logging to file at ERROR level
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sys.stderr = PlayoutLogger(logger, logging.ERROR)
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# ------------------------------------------------------------------------------
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# mail sender
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# ------------------------------------------------------------------------------
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class Mailer:
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"""
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mailer class for log messages, with level selector
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"""
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def __init__(self):
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self.level = _mail.level
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self.time = None
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def current_time(self):
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self.time = get_time(None)
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def send_mail(self, msg):
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if _mail.recip:
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self.current_time()
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message = MIMEMultipart()
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message['From'] = _mail.s_addr
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message['To'] = _mail.recip
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message['Subject'] = _mail.subject
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message['Date'] = formatdate(localtime=True)
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message.attach(MIMEText('{} {}'.format(self.time, msg), 'plain'))
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text = message.as_string()
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try:
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server = smtplib.SMTP(_mail.server, _mail.port)
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except socket.error as err:
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logger.error(err)
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server = None
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if server is not None:
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server.starttls()
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try:
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login = server.login(_mail.s_addr, _mail.s_pass)
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except smtplib.SMTPAuthenticationError as serr:
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logger.error(serr)
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login = None
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if login is not None:
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server.sendmail(_mail.s_addr, _mail.recip, text)
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server.quit()
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def info(self, msg):
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if self.level in ['INFO']:
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self.send_mail(msg)
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def warning(self, msg):
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if self.level in ['INFO', 'WARNING']:
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self.send_mail(msg)
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def error(self, msg):
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if self.level in ['INFO', 'WARNING', 'ERROR']:
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self.send_mail(msg)
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class Messenger:
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"""
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all logging and mail messages end up here,
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from here they go to logger and mailer
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"""
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def __init__(self):
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self._mailer = Mailer()
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def debug(self, msg):
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logger.debug(msg.replace('\n', ' '))
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def info(self, msg):
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logger.info(msg.replace('\n', ' '))
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self._mailer.info(msg)
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def warning(self, msg):
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logger.warning(msg.replace('\n', ' '))
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self._mailer.warning(msg)
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def error(self, msg):
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logger.error(msg.replace('\n', ' '))
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self._mailer.error(msg)
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messenger = Messenger()
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# ------------------------------------------------------------------------------
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# probe media infos
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# ------------------------------------------------------------------------------
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class MediaProbe:
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"""
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get infos about media file, similare to mediainfo
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"""
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def load(self, file):
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self.remote_source = ['http', 'https', 'ftp', 'rtmp', 'rtmpe',
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'rtmps', 'rtp', 'rtsp', 'srt', 'tcp', 'udp']
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self.src = file
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self.format = None
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self.audio = []
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self.video = []
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if self.src and self.src.split('://')[0] in self.remote_source:
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self.is_remote = True
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else:
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self.is_remote = False
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if not self.src or not os.path.isfile(self.src):
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self.audio.append(None)
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self.video.append(None)
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return
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cmd = ['ffprobe', '-v', 'quiet', '-print_format',
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'json', '-show_format', '-show_streams', self.src]
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try:
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info = json.loads(check_output(cmd).decode('UTF-8'))
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except CalledProcessError as err:
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messenger.error('MediaProbe error in: "{}"\n {}'.format(self.src,
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err))
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self.audio.append(None)
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self.video.append(None)
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return
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self.format = info['format']
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for stream in info['streams']:
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if stream['codec_type'] == 'audio':
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self.audio.append(stream)
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if stream['codec_type'] == 'video':
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if 'display_aspect_ratio' not in stream:
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stream['aspect'] = float(
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stream['width']) / float(stream['height'])
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else:
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w, h = stream['display_aspect_ratio'].split(':')
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stream['aspect'] = float(w) / float(h)
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a, b = stream['r_frame_rate'].split('/')
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stream['fps'] = float(a) / float(b)
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self.video.append(stream)
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# ------------------------------------------------------------------------------
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# global helper functions
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# ------------------------------------------------------------------------------
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def handle_sigterm(sig, frame):
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"""
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handler for ctrl+c signal
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"""
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raise(SystemExit)
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def handle_sighub(sig, frame):
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"""
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handling SIGHUB signal for reload configuration
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Linux/macOS only
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"""
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messenger.info('Reload config file')
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load_config()
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signal.signal(signal.SIGTERM, handle_sigterm)
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if os.name == 'posix':
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signal.signal(signal.SIGHUP, handle_sighub)
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def terminate_processes(watcher=None):
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"""
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|
kill orphaned processes
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"""
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if _ff.decoder and _ff.decoder.poll() is None:
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_ff.decoder.terminate()
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|
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if _ff.encoder and _ff.encoder.poll() is None:
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_ff.encoder.terminate()
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|
|
if watcher:
|
|
watcher.stop()
|
|
|
|
|
|
def decoder_error_reader(std_errors):
|
|
try:
|
|
for line in std_errors:
|
|
messenger.error('[decoder] {}'.format(line.decode("utf-8")))
|
|
except ValueError:
|
|
pass
|
|
|
|
|
|
def get_date(seek_day):
|
|
"""
|
|
get date for correct playlist,
|
|
when _playlist.start and seek_day is set:
|
|
check if playlist date must be from yesterday
|
|
"""
|
|
d = date.today()
|
|
if seek_day and get_time('full_sec') < _playlist.start:
|
|
yesterday = d - timedelta(1)
|
|
return yesterday.strftime('%Y-%m-%d')
|
|
else:
|
|
return d.strftime('%Y-%m-%d')
|
|
|
|
|
|
def is_float(value):
|
|
"""
|
|
test if value is float
|
|
"""
|
|
try:
|
|
float(value)
|
|
return True
|
|
except (ValueError, TypeError):
|
|
return False
|
|
|
|
|
|
def is_int(value):
|
|
"""
|
|
test if value is int
|
|
"""
|
|
try:
|
|
int(value)
|
|
return True
|
|
except ValueError:
|
|
return False
|
|
|
|
|
|
def valid_json(file):
|
|
"""
|
|
simple json validation
|
|
"""
|
|
try:
|
|
json_object = json.load(file)
|
|
return json_object
|
|
except ValueError:
|
|
messenger.error("Playlist {} is not JSON conform".format(file))
|
|
return None
|
|
|
|
|
|
def check_sync(delta):
|
|
"""
|
|
check that we are in tolerance time
|
|
"""
|
|
if _general.stop and abs(delta) > _general.threshold:
|
|
messenger.error(
|
|
'Sync tolerance value exceeded with {0:.2f} seconds,\n'
|
|
'program terminated!'.format(delta))
|
|
terminate_processes()
|
|
sys.exit(1)
|
|
|
|
|
|
def check_length(json_nodes, total_play_time):
|
|
"""
|
|
check if playlist is long enough
|
|
"""
|
|
if _playlist.length:
|
|
if 'date' in json_nodes:
|
|
date = json_nodes["date"]
|
|
else:
|
|
date = get_date(True)
|
|
|
|
if total_play_time < _playlist.length - 5 and not stdin_args.loop:
|
|
messenger.error(
|
|
'Playlist ({}) is not long enough!\n'
|
|
'Total play time is: {}, target length is: {}'.format(
|
|
date,
|
|
timedelta(seconds=total_play_time),
|
|
timedelta(seconds=_playlist.length))
|
|
)
|
|
|
|
|
|
def validate_thread(clip_nodes):
|
|
"""
|
|
validate json values in new thread
|
|
and test if source paths exist
|
|
"""
|
|
def check_json(json_nodes):
|
|
error = ''
|
|
counter = 0
|
|
probe = MediaProbe()
|
|
|
|
# check if all values are valid
|
|
for node in json_nodes["program"]:
|
|
source = node["source"]
|
|
probe.load(source)
|
|
missing = []
|
|
|
|
if probe.is_remote:
|
|
if not probe.video[0]:
|
|
missing.append('Stream not exist: "{}"'.format(source))
|
|
elif not os.path.isfile(source):
|
|
missing.append('File not exist: "{}"'.format(source))
|
|
|
|
if is_float(node["in"]) and is_float(node["out"]):
|
|
counter += node["out"] - node["in"]
|
|
else:
|
|
missing.append('Missing Value in: "{}"'.format(node))
|
|
|
|
if not is_float(node["duration"]):
|
|
missing.append('No duration Value!')
|
|
|
|
line = '\n'.join(missing)
|
|
if line:
|
|
error += line + '\nIn line: {}\n\n'.format(node)
|
|
|
|
if error:
|
|
messenger.error(
|
|
'Validation error, check JSON playlist, '
|
|
'values are missing:\n{}'.format(error)
|
|
)
|
|
|
|
check_length(json_nodes, counter)
|
|
|
|
validate = Thread(name='check_json', target=check_json, args=(clip_nodes,))
|
|
validate.daemon = True
|
|
validate.start()
|
|
|
|
|
|
def seek_in(seek):
|
|
"""
|
|
seek in clip
|
|
"""
|
|
if seek > 0.0:
|
|
return ['-ss', str(seek)]
|
|
else:
|
|
return []
|
|
|
|
|
|
def set_length(duration, seek, out):
|
|
"""
|
|
set new clip length
|
|
"""
|
|
if out < duration:
|
|
return ['-t', str(out - seek)]
|
|
else:
|
|
return []
|
|
|
|
|
|
def loop_input(source, src_duration, target_duration):
|
|
# loop filles n times
|
|
loop_count = math.ceil(target_duration / src_duration)
|
|
messenger.info(
|
|
'Loop "{0}" {1} times, total duration: {2:.2f}'.format(
|
|
source, loop_count, target_duration))
|
|
return ['-stream_loop', str(loop_count),
|
|
'-i', source, '-t', str(target_duration)]
|
|
|
|
|
|
def gen_dummy(duration):
|
|
"""
|
|
generate a dummy clip, with black color and empty audiotrack
|
|
"""
|
|
color = '#121212'
|
|
# IDEA: add noise could be an config option
|
|
# noise = 'noise=alls=50:allf=t+u,hue=s=0'
|
|
return [
|
|
'-f', 'lavfi', '-i',
|
|
'color=c={}:s={}x{}:d={}:r={},format=pix_fmts=yuv420p'.format(
|
|
color, _pre_comp.w, _pre_comp.h, duration, _pre_comp.fps
|
|
),
|
|
'-f', 'lavfi', '-i', 'anoisesrc=d={}:c=pink:r=48000:a=0.05'.format(
|
|
duration)
|
|
]
|
|
|
|
|
|
def gen_filler(duration):
|
|
"""
|
|
when playlist is not 24 hours long, we generate a loop from filler clip
|
|
"""
|
|
if not _storage.filler:
|
|
# when no filler is set, generate a dummy
|
|
messenger.warning('No filler is set!')
|
|
return gen_dummy(duration)
|
|
else:
|
|
# get duration from filler
|
|
cmd = [
|
|
'ffprobe', '-v', 'error', '-show_entries', 'format=duration',
|
|
'-of', 'default=noprint_wrappers=1:nokey=1', _storage.filler]
|
|
|
|
try:
|
|
file_duration = float(check_output(cmd).decode('utf-8'))
|
|
except (CalledProcessError, ValueError):
|
|
file_duration = None
|
|
|
|
if file_duration:
|
|
if file_duration > duration:
|
|
# cut filler
|
|
messenger.info(
|
|
'Generate filler with {0:.2f} seconds'.format(duration))
|
|
return ['-i', _storage.filler] + set_length(
|
|
file_duration, 0, duration)
|
|
else:
|
|
# loop file n times
|
|
return loop_input(_storage.filler, file_duration, duration)
|
|
else:
|
|
messenger.error("Can't get filler length, generate dummy!")
|
|
return gen_dummy(duration)
|
|
|
|
|
|
def src_or_dummy(probe, src, dur, seek, out):
|
|
"""
|
|
when source path exist, generate input with seek and out time
|
|
when path not exist, generate dummy clip
|
|
"""
|
|
|
|
# check if input is a remote source
|
|
if probe.is_remote and probe.video[0]:
|
|
if seek > 0.0:
|
|
messenger.warning(
|
|
'Seek in live source "{}" not supported!'.format(src))
|
|
return ['-i', src] + set_length(86400.0, seek, out)
|
|
elif src and os.path.isfile(src):
|
|
if out > dur:
|
|
if seek > 0.0:
|
|
messenger.warning(
|
|
'Seek in looped source "{}" not supported!'.format(src))
|
|
return ['-i', src] + set_length(dur, seek, out - seek)
|
|
else:
|
|
# FIXME: when list starts with looped clip,
|
|
# the logo length will be wrong
|
|
return loop_input(src, dur, out)
|
|
else:
|
|
return seek_in(seek) + ['-i', src] + set_length(dur, seek, out)
|
|
else:
|
|
messenger.error('Clip/URL not exist:\n{}'.format(src))
|
|
return gen_dummy(out - seek)
|
|
|
|
|
|
def get_current_delta(begin, target_playtime):
|
|
"""
|
|
get difference between current time and begin from clip in playlist
|
|
"""
|
|
current_time = get_time('full_sec')
|
|
|
|
if _playlist.start >= current_time and not begin == _playlist.start:
|
|
current_time += target_playtime
|
|
|
|
current_delta = begin - current_time
|
|
|
|
if math.isclose(current_delta, 86400.0, abs_tol=6):
|
|
current_delta -= 86400.0
|
|
|
|
return current_delta
|
|
|
|
|
|
def handle_list_init(current_delta, total_delta, seek, out):
|
|
"""
|
|
# handle init clip, but this clip can be the last one in playlist,
|
|
# this we have to figure out and calculate the right length
|
|
"""
|
|
new_seek = abs(current_delta) + seek
|
|
new_out = out
|
|
|
|
if 1 > new_seek:
|
|
new_seek = 0
|
|
|
|
if out - new_seek > total_delta:
|
|
new_out = total_delta + new_seek
|
|
|
|
if total_delta > new_out - new_seek > 1:
|
|
return new_seek, new_out, False
|
|
|
|
elif new_out - new_seek > 1:
|
|
return new_seek, new_out, True
|
|
else:
|
|
return 0, 0, True
|
|
|
|
|
|
def handle_list_end(probe, new_length, src, begin, dur, seek, out):
|
|
"""
|
|
when we come to last clip in playlist,
|
|
or when we reached total playtime,
|
|
we end up here
|
|
"""
|
|
new_out = out
|
|
new_playlist = True
|
|
|
|
if seek > 0:
|
|
new_out = seek + new_length
|
|
else:
|
|
new_out = new_length
|
|
# prevent looping
|
|
if new_out > dur:
|
|
new_out = dur
|
|
else:
|
|
messenger.info(
|
|
'We are over time, new length is: {0:.2f}'.format(new_length))
|
|
|
|
# When calculated length from clip is longer then 3 seconds,
|
|
# we use the clip. When the length is less then 3 and bigger then 1
|
|
# second we generate a black clip and when is less the a seconds
|
|
# we skip the clip.
|
|
if dur > new_length > 3.0:
|
|
src_cmd = src_or_dummy(probe, src, dur, seek, new_out)
|
|
elif dur > new_length > 1.0:
|
|
src_cmd = gen_dummy(new_length)
|
|
elif dur > new_length > 0.0:
|
|
messenger.info(
|
|
'Last clip less then a second long, skip:\n{}'.format(src))
|
|
src_cmd = None
|
|
else:
|
|
missing_secs = abs(new_length - dur)
|
|
new_out = out
|
|
new_playlist = False
|
|
src_cmd = src_or_dummy(probe, src, dur, seek, out)
|
|
messenger.error(
|
|
'Playlist is not long enough:'
|
|
'\n{0:.2f} seconds needed.'.format(missing_secs))
|
|
|
|
return src_cmd, seek, new_out, new_playlist
|
|
|
|
|
|
def timed_source(probe, src, begin, dur, seek, out, first, last):
|
|
"""
|
|
prepare input clip
|
|
check begin and length from clip
|
|
return clip only if we are in 24 hours time range
|
|
"""
|
|
if _playlist.length:
|
|
target_playtime = _playlist.length
|
|
else:
|
|
target_playtime = 86400.0
|
|
|
|
current_delta = get_current_delta(begin, target_playtime)
|
|
ref_time = target_playtime + _playlist.start
|
|
total_delta = ref_time - begin + current_delta
|
|
|
|
if first:
|
|
_seek, _out, new_list = handle_list_init(current_delta, total_delta,
|
|
seek, out)
|
|
return src_or_dummy(probe, src, dur,
|
|
_seek, _out), _seek, _out, new_list
|
|
|
|
else:
|
|
if not stdin_args.loop and _playlist.length:
|
|
check_sync(current_delta)
|
|
messenger.debug('current_delta: {:f}'.format(current_delta))
|
|
messenger.debug('total_delta: {:f}'.format(total_delta))
|
|
|
|
if (total_delta > out - seek and not last) \
|
|
or stdin_args.loop or not _playlist.length:
|
|
# when we are in the 24 houre range, get the clip
|
|
return src_or_dummy(probe, src, dur, seek, out), seek, out, False
|
|
|
|
elif total_delta <= 0:
|
|
messenger.info(
|
|
'Start time is over {}, skip clip:\n{}'.format(
|
|
timedelta(seconds=target_playtime), src))
|
|
return None, 0, 0, True
|
|
|
|
elif total_delta < out - seek or last:
|
|
return handle_list_end(probe, total_delta, src,
|
|
begin, dur, seek, out)
|
|
|
|
else:
|
|
return None, 0, 0, True
|
|
|
|
|
|
# ------------------------------------------------------------------------------
|
|
# building filters,
|
|
# when is needed add individuell filters to match output format
|
|
# ------------------------------------------------------------------------------
|
|
|
|
def deinterlace_filter(probe):
|
|
"""
|
|
when material is interlaced,
|
|
set deinterlacing filter
|
|
"""
|
|
filter_chain = []
|
|
|
|
if 'field_order' in probe.video[0] and \
|
|
probe.video[0]['field_order'] != 'progressive':
|
|
filter_chain.append('yadif=0:-1:0')
|
|
|
|
return filter_chain
|
|
|
|
|
|
def pad_filter(probe):
|
|
"""
|
|
if source and target aspect is different,
|
|
fix it with pillarbox or letterbox
|
|
"""
|
|
filter_chain = []
|
|
|
|
if not math.isclose(probe.video[0]['aspect'],
|
|
_pre_comp.aspect, abs_tol=0.03):
|
|
if probe.video[0]['aspect'] < _pre_comp.aspect:
|
|
filter_chain.append(
|
|
'pad=ih*{}/{}/sar:ih:(ow-iw)/2:(oh-ih)/2'.format(_pre_comp.w,
|
|
_pre_comp.h))
|
|
elif probe.video[0]['aspect'] > _pre_comp.aspect:
|
|
filter_chain.append(
|
|
'pad=iw:iw*{}/{}/sar:(ow-iw)/2:(oh-ih)/2'.format(_pre_comp.h,
|
|
_pre_comp.w))
|
|
|
|
return filter_chain
|
|
|
|
|
|
def fps_filter(probe):
|
|
"""
|
|
changing frame rate
|
|
"""
|
|
filter_chain = []
|
|
|
|
if probe.video[0]['fps'] != _pre_comp.fps:
|
|
filter_chain.append('framerate=fps={}'.format(_pre_comp.fps))
|
|
|
|
return filter_chain
|
|
|
|
|
|
def scale_filter(probe):
|
|
"""
|
|
if target resolution is different to source add scale filter,
|
|
apply also an aspect filter, when is different
|
|
"""
|
|
filter_chain = []
|
|
|
|
if int(probe.video[0]['width']) != _pre_comp.w or \
|
|
int(probe.video[0]['height']) != _pre_comp.h:
|
|
filter_chain.append('scale={}:{}'.format(_pre_comp.w, _pre_comp.h))
|
|
|
|
if not math.isclose(probe.video[0]['aspect'],
|
|
_pre_comp.aspect, abs_tol=0.03):
|
|
filter_chain.append('setdar=dar={}'.format(_pre_comp.aspect))
|
|
|
|
return filter_chain
|
|
|
|
|
|
def fade_filter(duration, seek, out, track=''):
|
|
"""
|
|
fade in/out video, when is cutted at the begin or end
|
|
"""
|
|
filter_chain = []
|
|
|
|
if seek > 0.0:
|
|
filter_chain.append('{}fade=in:st=0:d=0.5'.format(track))
|
|
|
|
if out != duration:
|
|
filter_chain.append('{}fade=out:st={}:d=1.0'.format(track,
|
|
out - seek - 1.0))
|
|
|
|
return filter_chain
|
|
|
|
|
|
def overlay_filter(duration, ad, ad_last, ad_next):
|
|
"""
|
|
overlay logo: when is an ad don't overlay,
|
|
when ad is comming next fade logo out,
|
|
when clip before was an ad fade logo in
|
|
"""
|
|
logo_filter = '[v]null[logo]'
|
|
|
|
if _pre_comp.add_logo and os.path.isfile(_pre_comp.logo) and not ad:
|
|
logo_chain = []
|
|
opacity = 'format=rgba,colorchannelmixer=aa={}'.format(
|
|
_pre_comp.opacity)
|
|
loop = 'loop=loop={}:size=1:start=0'.format(
|
|
duration * _pre_comp.fps)
|
|
logo_chain.append('movie={},{},{}'.format(
|
|
_pre_comp.logo, loop, opacity))
|
|
if ad_last:
|
|
logo_chain.append('fade=in:st=0:d=1.0:alpha=1')
|
|
if ad_next:
|
|
logo_chain.append('fade=out:st={}:d=1.0:alpha=1'.format(
|
|
duration - 1))
|
|
|
|
logo_filter = '{}[l];[v][l]{}[logo]'.format(
|
|
','.join(logo_chain), _pre_comp.logo_filter)
|
|
|
|
return logo_filter
|
|
|
|
|
|
def add_audio(probe, duration):
|
|
"""
|
|
when clip has no audio we generate an audio line
|
|
"""
|
|
line = []
|
|
|
|
if not probe.audio:
|
|
messenger.warning('Clip "{}" has no audio!'.format(probe.src))
|
|
line = [
|
|
'aevalsrc=0:channel_layout=2:duration={}:sample_rate={}'.format(
|
|
duration, 48000)]
|
|
|
|
return line
|
|
|
|
|
|
def add_loudnorm(probe):
|
|
"""
|
|
add single pass loudnorm filter to audio line
|
|
"""
|
|
loud_filter = []
|
|
a_samples = int(192000 / _pre_comp.fps)
|
|
|
|
if probe.audio and _pre_comp.add_loudnorm:
|
|
loud_filter = [('loudnorm=I={}:TP={}:LRA={},'
|
|
'asetnsamples=n={}').format(_pre_comp.loud_i,
|
|
_pre_comp.loud_tp,
|
|
_pre_comp.loud_lra,
|
|
a_samples)]
|
|
|
|
return loud_filter
|
|
|
|
|
|
def extend_audio(probe, duration):
|
|
"""
|
|
check audio duration, is it shorter then clip duration - pad it
|
|
"""
|
|
pad_filter = []
|
|
|
|
if probe.audio and 'duration' in probe.audio[0] and \
|
|
duration > float(probe.audio[0]['duration']) + 0.3:
|
|
pad_filter.append('apad=whole_dur={}'.format(duration))
|
|
|
|
return pad_filter
|
|
|
|
|
|
def extend_video(probe, duration, target_duration):
|
|
"""
|
|
check video duration, is is shorter then clip duration - pad it
|
|
"""
|
|
pad_filter = []
|
|
|
|
if 'duration' in probe.video[0] and \
|
|
target_duration < duration > float(
|
|
probe.video[0]['duration']) + 0.3:
|
|
pad_filter.append('tpad=stop_mode=add:stop_duration={}'.format(
|
|
duration - float(probe.video[0]['duration'])))
|
|
|
|
return pad_filter
|
|
|
|
|
|
def build_filtergraph(duration, seek, out, ad, ad_last, ad_next, probe):
|
|
"""
|
|
build final filter graph, with video and audio chain
|
|
"""
|
|
video_chain = []
|
|
audio_chain = []
|
|
video_map = ['-map', '[logo]']
|
|
|
|
if out > duration:
|
|
seek = 0
|
|
|
|
if probe.video[0]:
|
|
video_chain += deinterlace_filter(probe)
|
|
video_chain += pad_filter(probe)
|
|
video_chain += fps_filter(probe)
|
|
video_chain += scale_filter(probe)
|
|
video_chain += extend_video(probe, duration, out - seek)
|
|
video_chain += fade_filter(duration, seek, out)
|
|
|
|
audio_chain += add_audio(probe, out - seek)
|
|
|
|
if not audio_chain:
|
|
audio_chain.append('[0:a]anull')
|
|
audio_chain += add_loudnorm(probe)
|
|
audio_chain += extend_audio(probe, out - seek)
|
|
audio_chain += fade_filter(duration, seek, out, 'a')
|
|
|
|
if video_chain:
|
|
video_filter = '{}[v]'.format(','.join(video_chain))
|
|
else:
|
|
video_filter = 'null[v]'
|
|
|
|
logo_filter = overlay_filter(out - seek, ad, ad_last, ad_next)
|
|
video_filter = [
|
|
'-filter_complex', '[0:v]{};{}'.format(
|
|
video_filter, logo_filter)]
|
|
|
|
if audio_chain:
|
|
audio_filter = [
|
|
'-filter_complex', '{}[a]'.format(','.join(audio_chain))]
|
|
audio_map = ['-map', '[a]']
|
|
else:
|
|
audio_filter = []
|
|
audio_map = ['-map', '0:a']
|
|
|
|
if probe.video[0]:
|
|
return video_filter + audio_filter + video_map + audio_map
|
|
else:
|
|
return video_filter + video_map + ['-map', '1:a']
|
|
|
|
|
|
# ------------------------------------------------------------------------------
|
|
# folder watcher
|
|
# ------------------------------------------------------------------------------
|
|
|
|
class MediaStore:
|
|
"""
|
|
fill media list for playing
|
|
MediaWatch will interact with add and remove
|
|
"""
|
|
|
|
def __init__(self):
|
|
self.store = []
|
|
|
|
if stdin_args.folder:
|
|
self.folder = stdin_args.folder
|
|
else:
|
|
self.folder = _storage.path
|
|
|
|
self.fill()
|
|
|
|
def fill(self):
|
|
for ext in _storage.extensions:
|
|
self.store.extend(
|
|
glob.glob(os.path.join(self.folder, '**', ext),
|
|
recursive=True))
|
|
|
|
self.sort()
|
|
|
|
def add(self, file):
|
|
self.store.append(file)
|
|
self.sort()
|
|
|
|
def remove(self, file):
|
|
self.store.remove(file)
|
|
self.sort()
|
|
|
|
def sort(self):
|
|
# sort list for sorted playing
|
|
self.store = sorted(self.store)
|
|
|
|
|
|
class MediaWatcher:
|
|
"""
|
|
watch given folder for file changes and update media list
|
|
"""
|
|
|
|
def __init__(self, media):
|
|
self._media = media
|
|
|
|
self.event_handler = PatternMatchingEventHandler(
|
|
patterns=_storage.extensions)
|
|
self.event_handler.on_created = self.on_created
|
|
self.event_handler.on_moved = self.on_moved
|
|
self.event_handler.on_deleted = self.on_deleted
|
|
|
|
self.observer = Observer()
|
|
self.observer.schedule(self.event_handler, self._media.folder,
|
|
recursive=True)
|
|
|
|
self.observer.start()
|
|
|
|
def on_created(self, event):
|
|
# add file to media list only if it is completely copied
|
|
file_size = -1
|
|
while file_size != os.path.getsize(event.src_path):
|
|
file_size = os.path.getsize(event.src_path)
|
|
time.sleep(1)
|
|
|
|
self._media.add(event.src_path)
|
|
|
|
messenger.info('Add file to media list: "{}"'.format(event.src_path))
|
|
|
|
def on_moved(self, event):
|
|
self._media.remove(event.src_path)
|
|
self._media.add(event.dest_path)
|
|
|
|
messenger.info('Move file from "{}" to "{}"'.format(event.src_path,
|
|
event.dest_path))
|
|
|
|
def on_deleted(self, event):
|
|
self._media.remove(event.src_path)
|
|
|
|
messenger.info(
|
|
'Remove file from media list: "{}"'.format(event.src_path))
|
|
|
|
def stop(self):
|
|
self.observer.stop()
|
|
self.observer.join()
|
|
|
|
|
|
class GetSourceFromFolder:
|
|
"""
|
|
give next clip, depending on shuffle mode
|
|
"""
|
|
|
|
def __init__(self, media):
|
|
self._media = media
|
|
|
|
self.last_played = []
|
|
self.index = 0
|
|
self.probe = MediaProbe()
|
|
|
|
def next(self):
|
|
while True:
|
|
if _storage.shuffle:
|
|
clip = random.choice(self._media.store)
|
|
|
|
if len(self.last_played) > len(self._media.store) / 2:
|
|
self.last_played.pop(0)
|
|
|
|
if clip not in self.last_played:
|
|
self.last_played.append(clip)
|
|
self.probe.load(clip)
|
|
filtergraph = build_filtergraph(
|
|
float(self.probe.format['duration']), 0.0,
|
|
float(self.probe.format['duration']), False, False,
|
|
False, False, self.probe)
|
|
|
|
yield ['-i', clip] + filtergraph
|
|
|
|
else:
|
|
while self.index < len(self._media.store):
|
|
self.probe.load(self._media.store[self.index])
|
|
filtergraph = build_filtergraph(
|
|
float(self.probe.format['duration']), 0.0,
|
|
float(self.probe.format['duration']), False, False,
|
|
False, False, self.probe)
|
|
|
|
yield [
|
|
'-i', self._media.store[self.index]
|
|
] + filtergraph
|
|
self.index += 1
|
|
else:
|
|
self.index = 0
|
|
|
|
|
|
# ------------------------------------------------------------------------------
|
|
# main functions
|
|
# ------------------------------------------------------------------------------
|
|
|
|
class GetSourceFromPlaylist:
|
|
"""
|
|
read values from json playlist,
|
|
get current clip in time,
|
|
set ffmpeg source command
|
|
"""
|
|
|
|
def __init__(self):
|
|
self.init_time = _playlist.start
|
|
self.last_time = get_time('full_sec')
|
|
|
|
if _playlist.length:
|
|
self.total_playtime = _playlist.length
|
|
else:
|
|
self.total_playtime = 86400.0
|
|
|
|
if self.last_time < _playlist.start:
|
|
self.last_time += self.total_playtime
|
|
|
|
self.last_mod_time = 0.0
|
|
self.json_file = None
|
|
self.clip_nodes = None
|
|
self.src_cmd = None
|
|
self.probe = MediaProbe()
|
|
self.filtergraph = []
|
|
self.first = True
|
|
self.last = False
|
|
self.list_date = get_date(True)
|
|
self.last_error = ''
|
|
self.timestamp = get_time('stamp')
|
|
|
|
self.src = None
|
|
self.seek = 0
|
|
self.out = 20
|
|
self.duration = 20
|
|
self.ad = False
|
|
self.ad_last = False
|
|
self.ad_next = False
|
|
|
|
def get_playlist(self):
|
|
if stdin_args.playlist:
|
|
self.json_file = stdin_args.playlist
|
|
else:
|
|
year, month, day = self.list_date.split('-')
|
|
self.json_file = os.path.join(
|
|
_playlist.path, year, month, self.list_date + '.json')
|
|
|
|
if '://' in self.json_file:
|
|
self.json_file = self.json_file.replace('\\', '/')
|
|
|
|
try:
|
|
req = request.urlopen(self.json_file,
|
|
timeout=1,
|
|
context=ssl._create_unverified_context())
|
|
b_time = req.headers['last-modified']
|
|
temp_time = time.strptime(b_time, "%a, %d %b %Y %H:%M:%S %Z")
|
|
mod_time = time.mktime(temp_time)
|
|
|
|
if mod_time > self.last_mod_time:
|
|
self.clip_nodes = valid_json(req)
|
|
self.last_mod_time = mod_time
|
|
messenger.info('Open: ' + self.json_file)
|
|
validate_thread(self.clip_nodes)
|
|
except (request.URLError, socket.timeout):
|
|
self.eof_handling('Get playlist from url failed!', False)
|
|
|
|
elif os.path.isfile(self.json_file):
|
|
# check last modification from playlist
|
|
mod_time = os.path.getmtime(self.json_file)
|
|
if mod_time > self.last_mod_time:
|
|
with open(self.json_file, 'r', encoding='utf-8') as f:
|
|
self.clip_nodes = valid_json(f)
|
|
|
|
self.last_mod_time = mod_time
|
|
messenger.info('Open: ' + self.json_file)
|
|
validate_thread(self.clip_nodes)
|
|
else:
|
|
# when we have no playlist for the current day,
|
|
# then we generate a black clip
|
|
# and calculate the seek in time, for when the playlist comes back
|
|
self.eof_handling('Playlist not exist:', False)
|
|
|
|
def get_clip_in_out(self, node):
|
|
if is_float(node["in"]):
|
|
self.seek = node["in"]
|
|
else:
|
|
self.seek = 0
|
|
|
|
if is_float(node["duration"]):
|
|
self.duration = node["duration"]
|
|
else:
|
|
self.duration = 20
|
|
|
|
if is_float(node["out"]):
|
|
self.out = node["out"]
|
|
else:
|
|
self.out = self.duration
|
|
|
|
def get_input(self):
|
|
self.src_cmd, self.seek, self.out, self.next_playlist = timed_source(
|
|
self.probe, self.src, self.begin, self.duration,
|
|
self.seek, self.out, self.first, self.last
|
|
)
|
|
|
|
def get_category(self, index, node):
|
|
if 'category' in node:
|
|
if index - 1 >= 0:
|
|
last_category = self.clip_nodes[
|
|
"program"][index - 1]["category"]
|
|
else:
|
|
last_category = 'noad'
|
|
|
|
if index + 2 <= len(self.clip_nodes["program"]):
|
|
next_category = self.clip_nodes[
|
|
"program"][index + 1]["category"]
|
|
else:
|
|
next_category = 'noad'
|
|
|
|
if node["category"] == 'advertisement':
|
|
self.ad = True
|
|
else:
|
|
self.ad = False
|
|
|
|
if last_category == 'advertisement':
|
|
self.ad_last = True
|
|
else:
|
|
self.ad_last = False
|
|
|
|
if next_category == 'advertisement':
|
|
self.ad_next = True
|
|
else:
|
|
self.ad_next = False
|
|
|
|
def set_filtergraph(self):
|
|
self.filtergraph = build_filtergraph(
|
|
self.duration, self.seek, self.out, self.ad, self.ad_last,
|
|
self.ad_next, self.probe)
|
|
|
|
def check_for_next_playlist(self):
|
|
if not self.next_playlist:
|
|
# normal behavior, when no new playlist is needed
|
|
self.last_time = self.begin
|
|
elif self.next_playlist and _playlist.length != 86400.0:
|
|
# get sure that no new clip will be loaded
|
|
self.last_time = 86400.0 * 2
|
|
else:
|
|
# when there is no time left and we are in time,
|
|
# set right values for new playlist
|
|
self.list_date = get_date(False)
|
|
self.last_mod_time = 0.0
|
|
self.last_time = _playlist.start - 1
|
|
|
|
def eof_handling(self, message, filler):
|
|
self.seek = 0.0
|
|
self.ad = False
|
|
|
|
ref_time = self.total_playtime + _playlist.start
|
|
current_time = get_time('full_sec')
|
|
|
|
if current_time < _playlist.start:
|
|
current_time += self.total_playtime
|
|
|
|
time_diff = self.out - self.seek + current_time
|
|
new_len = self.out - self.seek - (time_diff - ref_time)
|
|
|
|
self.out = abs(new_len)
|
|
self.duration = abs(new_len)
|
|
self.list_date = get_date(False)
|
|
self.last_mod_time = 0.0
|
|
self.first = False
|
|
self.last_time = 0.0
|
|
|
|
if self.duration > 2:
|
|
if filler and _storage.filler and os.path.isfile(_storage.filler):
|
|
self.src_cmd = gen_filler(self.duration)
|
|
self.duration += 1
|
|
self.probe.load(_storage.filler)
|
|
else:
|
|
self.src_cmd = gen_dummy(self.duration)
|
|
self.probe.load(None)
|
|
self.set_filtergraph()
|
|
|
|
# send messege only when is new or an half hour is pass
|
|
if message != self.last_error \
|
|
or get_time('stamp') - self.timestamp > 1800:
|
|
messenger.error('{}\n{}'.format(message, self.json_file))
|
|
self.timestamp = get_time('stamp')
|
|
self.last_error = message
|
|
else:
|
|
self.src_cmd = None
|
|
self.next_playlist = True
|
|
|
|
self.last = False
|
|
|
|
def peperation_task(self, index, node):
|
|
# call functions in order to prepare source and filter
|
|
self.src = node["source"]
|
|
self.probe.load(self.src)
|
|
|
|
self.get_input()
|
|
self.get_category(index, node)
|
|
self.set_filtergraph()
|
|
self.check_for_next_playlist()
|
|
|
|
def next(self):
|
|
while True:
|
|
self.get_playlist()
|
|
|
|
if self.clip_nodes is None:
|
|
self.set_filtergraph()
|
|
yield self.src_cmd + self.filtergraph
|
|
continue
|
|
|
|
self.begin = self.init_time
|
|
|
|
# loop through all clips in playlist and get correct clip in time
|
|
for index, node in enumerate(self.clip_nodes["program"]):
|
|
self.get_clip_in_out(node)
|
|
|
|
# first time we end up here
|
|
if self.first and \
|
|
self.last_time < self.begin + self.out - self.seek:
|
|
|
|
self.peperation_task(index, node)
|
|
self.first = False
|
|
break
|
|
elif self.last_time < self.begin:
|
|
if index + 1 == len(self.clip_nodes["program"]):
|
|
self.last = True
|
|
else:
|
|
self.last = False
|
|
|
|
self.peperation_task(index, node)
|
|
break
|
|
|
|
self.begin += self.out - self.seek
|
|
else:
|
|
if stdin_args.loop:
|
|
self.check_for_next_playlist()
|
|
self.init_time = self.last_time + 1
|
|
self.src_cmd = None
|
|
elif not _playlist.length and not stdin_args.loop:
|
|
# when we reach playlist end, stop script
|
|
messenger.info('Playlist reached end!')
|
|
return None
|
|
elif self.begin == self.init_time:
|
|
# no clip was played, generate dummy
|
|
self.eof_handling('Playlist is empty!', False)
|
|
else:
|
|
# playlist is not long enough, play filler
|
|
self.eof_handling('Playlist is not long enough!', True)
|
|
|
|
if self.src_cmd is not None:
|
|
yield self.src_cmd + self.filtergraph
|
|
|
|
|
|
def main():
|
|
"""
|
|
pipe ffmpeg pre-process to final ffmpeg post-process,
|
|
or play with ffplay
|
|
"""
|
|
year = get_date(False).split('-')[0]
|
|
overlay = []
|
|
|
|
ff_pre_settings = [
|
|
'-pix_fmt', 'yuv420p', '-r', str(_pre_comp.fps),
|
|
'-c:v', 'mpeg2video', '-intra',
|
|
'-b:v', '{}k'.format(_pre_comp.v_bitrate),
|
|
'-minrate', '{}k'.format(_pre_comp.v_bitrate),
|
|
'-maxrate', '{}k'.format(_pre_comp.v_bitrate),
|
|
'-bufsize', '{}k'.format(_pre_comp.v_bufsize),
|
|
'-c:a', 's302m', '-strict', '-2', '-ar', '48000', '-ac', '2',
|
|
'-f', 'mpegts', '-']
|
|
|
|
if _text.add_text and os.path.isfile(_text.textfile):
|
|
messenger.info('Overlay text file: "{}"'.format(_text.textfile))
|
|
overlay = [
|
|
'-vf', ("drawtext=box={}:boxcolor='{}':boxborderw={}"
|
|
":fontsize={}:fontcolor={}:fontfile='{}':textfile={}"
|
|
":reload=1:x='{}':y='{}'").format(
|
|
_text.box, _text.boxcolor, _text.boxborderw,
|
|
_text.fontsize, _text.fontcolor, _text.fontfile,
|
|
_text.textfile, _text.x, _text.y)
|
|
]
|
|
|
|
try:
|
|
if _playout.preview or stdin_args.desktop:
|
|
# preview playout to player
|
|
_ff.encoder = Popen([
|
|
'ffplay', '-hide_banner', '-nostats', '-i', 'pipe:0'
|
|
] + overlay, stderr=None, stdin=PIPE, stdout=None)
|
|
else:
|
|
_ff.encoder = Popen([
|
|
'ffmpeg', '-v', 'info', '-hide_banner', '-nostats',
|
|
'-re', '-thread_queue_size', '256',
|
|
'-i', 'pipe:0'] + overlay + _playout.post_comp_video
|
|
+ _playout.post_comp_audio + [
|
|
'-metadata', 'service_name=' + _playout.name,
|
|
'-metadata', 'service_provider=' + _playout.provider,
|
|
'-metadata', 'year={}'.format(year)
|
|
] + _playout.post_comp_extra + [_playout.out_addr], stdin=PIPE)
|
|
|
|
if _playlist.mode and not stdin_args.folder:
|
|
watcher = None
|
|
get_source = GetSourceFromPlaylist()
|
|
else:
|
|
messenger.info('Start folder mode')
|
|
media = MediaStore()
|
|
watcher = MediaWatcher(media)
|
|
get_source = GetSourceFromFolder(media)
|
|
|
|
try:
|
|
for src_cmd in get_source.next():
|
|
messenger.debug('src_cmd: "{}"'.format(src_cmd))
|
|
if src_cmd[0] == '-i':
|
|
current_file = src_cmd[1]
|
|
else:
|
|
current_file = src_cmd[3]
|
|
|
|
messenger.info('Play: "{}"'.format(current_file))
|
|
|
|
with Popen([
|
|
'ffmpeg', '-v', 'error', '-hide_banner', '-nostats'
|
|
] + src_cmd + ff_pre_settings,
|
|
stdout=PIPE, stderr=PIPE) as _ff.decoder:
|
|
|
|
err_thread = Thread(target=decoder_error_reader,
|
|
args=(_ff.decoder.stderr,))
|
|
err_thread.daemon = True
|
|
err_thread.start()
|
|
|
|
while True:
|
|
buf = _ff.decoder.stdout.read(COPY_BUFSIZE)
|
|
if not buf:
|
|
break
|
|
_ff.encoder.stdin.write(buf)
|
|
|
|
except BrokenPipeError:
|
|
messenger.error('Broken Pipe!')
|
|
terminate_processes(watcher)
|
|
|
|
except SystemExit:
|
|
messenger.info('Got close command')
|
|
terminate_processes(watcher)
|
|
|
|
except KeyboardInterrupt:
|
|
messenger.warning('Program terminated')
|
|
terminate_processes(watcher)
|
|
|
|
# close encoder when nothing is to do anymore
|
|
if _ff.encoder.poll() is None:
|
|
_ff.encoder.terminate()
|
|
|
|
finally:
|
|
_ff.encoder.wait()
|
|
|
|
|
|
if __name__ == '__main__':
|
|
main()
|