mmgen-node-tools/mmnode-play-sound

#!/usr/bin/env python3
#
# mmgen = Multi-Mode GENerator, command-line Bitcoin cold storage solution
# Copyright (C)2013-2020 The MMGen Project <mmgen@tuta.io>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
"""
mmnode-play-sound: play a sound with controlled volume
"""

import sys
from mmgen.common import *
from mmgen.util import die
from mmgen.node_tools.Sound import *
volume = 100

opts_data = {
	'text': {
		'desc': 'Play a sound file at controlled volume',
		'usage': '[opts]',
		'options': """
-h, --help       Print this help message
-t, --testing    Test, don't execute shell commands
-v, --volume=  n Adjust sound volume by percentage 'n' (default: {})
""".format(volume)
	}
}

args = opts.init(opts_data)

if opt.volume:
	try:
		assert 1 <= int(opt.volume) <= 120
	except:
		die(1,'Sound volume must be an integer between 1 and 120')

if len(args) != 1:
	die(1,'You must supply a sound file')

try:    os.stat(args[0])
except: die(1,"Couldn't stat file '{}'".format(args[0]))

play_sound(args[0],int(opt.volume),testing=opt.testing)