116 lines
3.9 KiB
Python
116 lines
3.9 KiB
Python
# -*- coding: utf-8 -*-
|
|
|
|
# Copyright(C) 2010 Christophe Benz, Romain Bignon, John Obbele
|
|
#
|
|
# 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, version 3 of the License.
|
|
#
|
|
# 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.
|
|
|
|
|
|
import os
|
|
from subprocess import Popen, PIPE
|
|
|
|
from weboob.tools.log import getLogger
|
|
|
|
__all__ = ['MediaPlayer']
|
|
|
|
|
|
class MediaPlayer():
|
|
"""
|
|
Black magic invoking a media player to this world.
|
|
|
|
Presently, due to strong disturbances in the holidays of the ether
|
|
world, the media player used is chosen from a static list of
|
|
programs. See PLAYERS for more information.
|
|
"""
|
|
|
|
PLAYERS = [
|
|
('parole', 'fd://0'),
|
|
('totem', 'fd://0'),
|
|
('mplayer', '-really-quiet -'),
|
|
('vlc', '-'),
|
|
('xine', 'stdin:/'),
|
|
]
|
|
|
|
def __init__(self, logger=None):
|
|
self.logger = getLogger('mediaplayer', logger)
|
|
|
|
def get_player_name(self, preferred=None):
|
|
player_names = preferred if preferred else [player[0] for player in self.PLAYERS]
|
|
for player_name in player_names:
|
|
if self._find_in_path(os.environ['PATH'], player_name):
|
|
return player_name
|
|
|
|
def play(self, media):
|
|
"""
|
|
Play a media object, using programs from the PLAYERS list.
|
|
|
|
This function dispatch calls to either _play_default or
|
|
_play_rtmp for special rtmp streams using SWF verification.
|
|
"""
|
|
if media.url.find('rtmp') == 0:
|
|
self._play_rtmp(media)
|
|
else:
|
|
self._play_default(media)
|
|
|
|
def _play_default(self, media):
|
|
"""
|
|
Play media.url with the media player.
|
|
"""
|
|
player_name = self.get_player_name()
|
|
print 'Invoking "%s %s".' % (player_name, media.url)
|
|
os.spawnlp(os.P_NOWAIT, player_name, player_name, media.url)
|
|
|
|
def _play_rtmp(self, media):
|
|
"""
|
|
Download data with rtmpdump and pipe them to a media player.
|
|
|
|
You need a working version of rtmpdump installed and the SWF
|
|
object url in order to comply with SWF verification requests
|
|
from the server. The last one is retrieved from the non-standard
|
|
non-API compliant 'swf_player' attribute of the 'media' object.
|
|
"""
|
|
|
|
if not self._find_in_path(os.environ['PATH'], 'rtmpdump'):
|
|
self.logger.warning('"rtmpdump" binary not found')
|
|
return self._play_default(media)
|
|
|
|
media_url = media.url
|
|
try:
|
|
player_url = media.swf_player
|
|
rtmp = 'rtmpdump -r %s --swfVfy %s' % (media_url, player_url)
|
|
|
|
except AttributeError:
|
|
self.logger.warning('Your media object does not have a "swf_player" attribute. SWF verification will be '
|
|
'disabled and may prevent correct media playback.')
|
|
|
|
return self._play_default(media)
|
|
|
|
rtmp += ' --quiet'
|
|
|
|
player_name = self.get_player_name()
|
|
args = None
|
|
for (binary, stdin_args) in self.PLAYERS:
|
|
if binary == player_name:
|
|
args = stdin_args
|
|
assert args is not None
|
|
|
|
print ':: Streaming from %s' % media_url
|
|
print ':: to %s %s' % (player_name, args)
|
|
p1 = Popen(rtmp.split(), stdout=PIPE)
|
|
Popen([player_name, args], stdin=p1.stdout, stderr=PIPE)
|
|
|
|
def _find_in_path(self,path, filename):
|
|
for i in path.split(':'):
|
|
if os.path.exists('/'.join([i, filename])):
|
|
return True
|
|
return False
|