mirror of
https://github.com/microtherion/VocalEasel.git
synced 2024-12-23 03:34:00 +00:00
136 lines
3.6 KiB
Python
136 lines
3.6 KiB
Python
|
|
# player.py
|
|
|
|
"""
|
|
This module is an integeral part of the program
|
|
MMA - Musical Midi Accompaniment.
|
|
|
|
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 2 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, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
|
|
Bob van der Poel <bob@mellowood.ca>
|
|
|
|
"""
|
|
|
|
import time
|
|
import subprocess
|
|
import re
|
|
|
|
from MMA.common import *
|
|
import MMA.gbl
|
|
|
|
# Just in case the player is NOT set in mma.py we wrap the import
|
|
# in a try/except. Set it to '' if the import fails.
|
|
try:
|
|
from __main__ import midiPlayer
|
|
except:
|
|
midiPlayer = ['']
|
|
|
|
# We run in background in windows, foreground in linux
|
|
if gbl.platform == 'Windows':
|
|
inBackGround = 1 # by default we run in foreground
|
|
else:
|
|
inBackGround = 0
|
|
|
|
waitTime = 5 # default time to wait after forking in background
|
|
|
|
def setMidiPlayer(ln):
|
|
""" Set the MIDI file player (used with -P and -V). """
|
|
|
|
global midiPlayer, waitTime, inBackGround
|
|
|
|
if not ln:
|
|
ln = ['']
|
|
|
|
n = []
|
|
for l in ln: # parse out optional args
|
|
if '=' in l:
|
|
a,b = l.upper().split('=', 1)
|
|
if a == 'DELAY':
|
|
b = stof(b, "SetMidiPlayer: Delay must be value, not '%s'." % b)
|
|
waitTime = b
|
|
|
|
elif a == "BACKGROUND":
|
|
if b in ('1','YES'):
|
|
inBackGround = 1
|
|
elif b in ('0', 'NO'):
|
|
inBackGround = 0
|
|
else:
|
|
error("SetMidiPlayer: Background must be 'yes'"
|
|
"or 'no', not '%s'." % b)
|
|
|
|
else: error("SetMidiPlayer: unknown option '%s'." % a)
|
|
|
|
else:
|
|
n.append(MMA.file.fixfname(l))
|
|
|
|
if not n:
|
|
n=['']
|
|
midiPlayer = n
|
|
|
|
if gbl.debug:
|
|
print "MidiPlayer set to '%s' Background=%s Delay=%s." % \
|
|
(' '.join(midiPlayer), inBackGround, waitTime)
|
|
|
|
|
|
def playMidi(file):
|
|
""" Play a midi file. """
|
|
|
|
pl = midiPlayer[0]
|
|
opts = midiPlayer[1:]
|
|
|
|
if not pl and gbl.platform != "Windows":
|
|
error("No MIDI file player defined, temp files will be deleted.")
|
|
|
|
|
|
if not pl:
|
|
m = "default windows MIDI player"
|
|
else:
|
|
m = pl
|
|
print "Playing MIDI '%s' with %s." % (file, m)
|
|
|
|
if gbl.platform == "Windows":
|
|
sh = True
|
|
else:
|
|
sh = False
|
|
|
|
cmd = [pl]
|
|
if opts:
|
|
cmd.append(' '.join(opts))
|
|
cmd.append(file)
|
|
|
|
t=time.time()
|
|
|
|
# fork our player.
|
|
try:
|
|
pid = subprocess.Popen(cmd, shell=sh)
|
|
except OSError, e:
|
|
print e
|
|
msg = "MidiPlayer fork error."
|
|
if re.search("[\'\"]", ''.join(cmd)):
|
|
msg += " Using quotes in the MidiPlayer name/opts might be your problem."
|
|
error(msg)
|
|
|
|
|
|
if inBackGround: # if the background option set, do a sleep
|
|
print "Play in progress ... file will be deleted."
|
|
time.sleep(waitTime)
|
|
|
|
else: # foreground player ... wait for process to finish
|
|
pid.wait()
|
|
print "Play complete (%.2f min), file has been deleted." \
|
|
% ((time.time()-t)/60)
|
|
|
|
|