def __init__(self):
super(MPlayerContext,self).__init__(bool)
for p in ['/opt/bin/mplayer','/usr/local/bin/mplayer','/usr/bin/mplayer']:
if which(p):
self['path'] = p
break
def parse_local_subtitles(self):
info = self.__info
raw = self.__raw_info['mplayer']
info['subtitle'] = defaultdict(bool)
if raw['ID_SUBTITLE_ID']:
# TODO: extract subtitles and combine to a bi-lingual sub
# ffmpeg -i Seinfeld.2x01.The_Ex-Girlfriend.xvid-TLF.mkv -vn -an -scodec srt sub.srt
info['subtitle']['embed'] = []
for i in raw['ID_SUBTITLE_ID']:
info['subtitle']['embed'] += raw['ID_SID_{0}_LANG'.format(i)]
if raw['ID_FILE_SUB_ID']:
info['subtitle']['external'] = raw['ID_FILE_SUB_FILENAME']
log_debug('Converting the external subtitles to UTF-8...')
from charset import guess_locale_and_convert
for subfile in raw['ID_FILE_SUB_FILENAME']:
# open in binary mode because we don't know the encoding
with open(subfile,'r+b') as f:
s = f.read()
enc,_,s = guess_locale_and_convert(s)
if not enc in ['utf_8','ascii']:
f.seek(0)
f.write(s)
self.add_arg('-subcp utf8')
if raw['ID_VOBSUB_ID']:
info['subtitle']['vobsub'] = True
unrar = which('unrar')
if unrar:
self.add_arg('-unrarexec {0}'.format(unrar))
def parse_local_subtitles(self):
info = self.__info
raw = self.__raw_info['mplayer']
info['subtitle'] = defaultdict(bool)
if raw['ID_SUBTITLE_ID']:
# TODO: extract subtitles and combine to a bi-lingual sub
# ffmpeg -i Seinfeld.2x01.The_Ex-Girlfriend.xvid-TLF.mkv -vn -an -scodec srt sub.srt
info['subtitle']['embed'] = []
for i in raw['ID_SUBTITLE_ID']:
info['subtitle']['embed'] += raw['ID_SID_{0}_LANG'.format(i)]
if raw['ID_FILE_SUB_ID']:
info['subtitle']['external'] = raw['ID_FILE_SUB_FILENAME']
log_debug('Converting the external subtitles to UTF-8...')
from charset import guess_locale_and_convert
for subfile in raw['ID_FILE_SUB_FILENAME']:
# open in binary mode because we don't know the encoding
with open(subfile, 'r+b') as f:
s = f.read()
enc, _, s = guess_locale_and_convert(s)
if not enc in ['utf_8', 'ascii']:
f.seek(0)
f.write(s)
self.add_arg('-subcp utf8')
if raw['ID_VOBSUB_ID']:
info['subtitle']['vobsub'] = True
unrar = which('unrar')
if unrar:
self.add_arg('-unrarexec {0}'.format(unrar))
def __detect_backend(self):
check_list = ['/opt/bin/mpv','/usr/local/bin/mpv','/usr/bin/mpv',
'/opt/bin/mplayer','/usr/local/bin/mplayer','/usr/bin/mplayer']
for p in check_list:
if which(p):
self.__path = p
break
def __detect_backend(self):
check_list = [
'/opt/bin/mpv', '/usr/local/bin/mpv', '/usr/bin/mpv',
'/opt/bin/mplayer', '/usr/local/bin/mplayer', '/usr/bin/mplayer'
]
for p in check_list:
if which(p):
self.__path = p
break
def __init__(self):
super(MPlayerContext, self).__init__(bool)
for p in [
'/opt/bin/mplayer', '/usr/local/bin/mplayer',
'/usr/bin/mplayer'
]:
if which(p):
self['path'] = p
break
def check_screen_dim():
'''Select the maximal available screen dimension.
'''
dim = (640, 480)
if which('randr'):
for l in subprocess.check_output(['randr']).splitlines():
if l.startswith('*'): # xrandr 1.1
_, w, _, h = l.split()
elif '*' in l: # xrandr 1.2 and above
w, h = l.split()[0].split('x')
else:
continue
if w > dim[0]:
dim = (w, h)
return dim
def check_screen_dim():
'''Select the maximal available screen dimension.
'''
dim = (640,480)
if which('randr'):
for l in subprocess.check_output(['randr']).splitlines():
if l.startswith('*'): # xrandr 1.1
_,w,_,h = l.split()
elif '*' in l: # xrandr 1.2 and above
w,h = l.split()[0].split('x')
else:
continue
if w > dim[0]:
dim = (w,h)
return dim
def run_mpi(monitors, hosts):
"""
"""
# determine the total number of pixels implied by args.perc
num_nodes = len(hosts)
num_procs = num_nodes * 8
host = hosts[0] # where the master resides
hosts = [ h.strip() for h in hosts ]
# give the user some output!
print ''
print '>> TRAPDOOR'
print ' ... starting'
print '-----------------------'
print 'nodes: %d' % num_nodes
print 'processors: %d' % num_procs
print 'hosts: %s' % str(hosts)
print '-----------------------'
# we have to jump through some hoops in order to make this work
# I'm going to follow Chris' lead and write a bash script to disk
# that gets called later by mpirun
trapdoor_dir = os.path.join(os.environ['HOME'], '.trapdoor')
if not os.path.exists(trapdoor_dir):
os.mkdir(trapdoor_dir)
print 'Created: %s' % trapdoor_dir
# (1) write the script MPI will execute
mpi_script_path = os.path.join(trapdoor_dir, 'mpi_script.sh')
mpi_script_text = """#!/bin/bash
# THIS IS AN AUTOMATICALLY GENERATED SCRIPT
# CREATED BY: trapdoor
# USER: %s
# DATE: %s
pyscript="from trapdoor import guardian; guardian.run(%s)"
source /reg/g/psdm/etc/ana_env.sh
. /reg/g/psdm/bin/sit_setup.sh
python -c "$pyscript"
""" % (os.environ['USER'],
datetime.datetime.now(),
str(monitors))
f = open(mpi_script_path, 'w')
f.write(mpi_script_text)
f.close()
# make that script chmod a+x
st = os.stat(mpi_script_path)
os.chmod(mpi_script_path, st.st_mode | 0111)
print 'Wrote: %s' % mpi_script_path
# (3) shell out the MPI command
try:
r = subprocess.check_call(['ssh', host, 'hostname'])
except subprocess.CalledProcessError:
raise IOError('No route to host: %s' % host)
# try and find MPI
mpi_bin = which('mpirun')
if mpi_bin == None:
raise RuntimeError('Could not find an MPI `mpirun` executable!')
cmd = [mpi_bin,
'-n', str(num_procs),
'--host', ','.join(hosts),
mpi_script_path]
print '-----------------------'
print '>> starting MPI'
print 'cmd: %s' % ' '.join(cmd)
# for some reason, NOT passing the kwargs stdout/stderr allows the stdout
# to reach the running terminal
pipe = subprocess.Popen(cmd, shell=False)
print '-----------------------'
return
