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This commit is contained in:
Tomas Groth 2015-04-28 22:28:52 +01:00
commit d4b2148727
5 changed files with 144 additions and 38 deletions
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1
.bzrignore
View File

@ -42,3 +42,4 @@ __pycache__
*.~\?~
.coverage
cover
*.kdev4

97
openlp/core/ui/media/vlcplayer.py
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@ -38,40 +38,6 @@ from openlp.core.ui.media.mediaplayer import MediaPlayer
log = logging.getLogger(__name__)
VLC_AVAILABLE = False
try:
from openlp.core.ui.media.vendor import vlc
VLC_AVAILABLE = bool(vlc.get_default_instance())
except (ImportError, NameError, NotImplementedError):
pass
except OSError as e:
if is_win():
if not isinstance(e, WindowsError) and e.winerror != 126:
raise
elif is_macosx():
pass
else:
raise
if VLC_AVAILABLE:
try:
VERSION = vlc.libvlc_get_version().decode('UTF-8')
except:
VERSION = '0.0.0'
# LooseVersion does not work when a string contains letter and digits (e. g. 2.0.5 Twoflower).
# http://bugs.python.org/issue14894
if LooseVersion(VERSION.split()[0]) < LooseVersion('1.1.0'):
VLC_AVAILABLE = False
log.debug('VLC could not be loaded, because the vlc version is too old: %s' % VERSION)
# On linux we need to initialise X threads, but not when running tests.
if VLC_AVAILABLE and is_linux() and 'nose' not in sys.argv[0]:
import ctypes
try:
x11 = ctypes.cdll.LoadLibrary('libX11.so')
x11.XInitThreads()
except:
log.exception('Failed to run XInitThreads(), VLC might not work properly!')
# Audio and video extensions copied from 'include/vlc_interface.h' from vlc 2.2.0 source
AUDIO_EXT = ['*.3ga', '*.669', '*.a52', '*.aac', '*.ac3', '*.adt', '*.adts', '*.aif', '*.aifc', '*.aiff', '*.amr',
'*.aob', '*.ape', '*.awb', '*.caf', '*.dts', '*.flac', '*.it', '*.kar', '*.m4a', '*.m4b', '*.m4p', '*.m5p',
@ -89,6 +55,61 @@ VIDEO_EXT = ['*.3g2', '*.3gp', '*.3gp2', '*.3gpp', '*.amv', '*.asf', '*.avi', '*
'*.nut', '*.rv', '*.xvid']
def get_vlc():
"""
In order to make this module more testable, we have to wrap the VLC import inside a method. We do this so that we
can mock out the VLC module entirely.
:return: The "vlc" module, or None
"""
if 'openlp.core.ui.media.vendor.vlc' in sys.modules:
# If VLC has already been imported, no need to do all the stuff below again
return sys.modules['openlp.core.ui.media.vendor.vlc']
is_vlc_available = False
try:
if is_macosx():
# Newer versions of VLC on OS X need this. See https://forum.videolan.org/viewtopic.php?t=124521
os.environ['VLC_PLUGIN_PATH'] = '/Applications/VLC.app/Contents/MacOS/plugins'
from openlp.core.ui.media.vendor import vlc
is_vlc_available = bool(vlc.get_default_instance())
except (ImportError, NameError, NotImplementedError):
pass
except OSError as e:
if is_win():
if not isinstance(e, WindowsError) and e.winerror != 126:
raise
elif is_macosx():
pass
else:
raise
if is_vlc_available:
try:
VERSION = vlc.libvlc_get_version().decode('UTF-8')
except:
VERSION = '0.0.0'
# LooseVersion does not work when a string contains letter and digits (e. g. 2.0.5 Twoflower).
# http://bugs.python.org/issue14894
if LooseVersion(VERSION.split()[0]) < LooseVersion('1.1.0'):
is_vlc_available = False
log.debug('VLC could not be loaded, because the vlc version is too old: %s' % VERSION)
# On linux we need to initialise X threads, but not when running tests.
if is_vlc_available and is_linux() and 'nose' not in sys.argv[0]:
import ctypes
try:
x11 = ctypes.cdll.LoadLibrary('libX11.so')
x11.XInitThreads()
except:
log.exception('Failed to run XInitThreads(), VLC might not work properly!')
if is_vlc_available:
return vlc
else:
return None
class VlcPlayer(MediaPlayer):
"""
A specialised version of the MediaPlayer class, which provides a VLC display.
@ -110,6 +131,7 @@ class VlcPlayer(MediaPlayer):
"""
Set up the media player
"""
vlc = get_vlc()
display.vlc_widget = QtGui.QFrame(display)
display.vlc_widget.setFrameStyle(QtGui.QFrame.NoFrame)
# creating a basic vlc instance
@ -145,12 +167,13 @@ class VlcPlayer(MediaPlayer):
"""
Return the availability of VLC
"""
return VLC_AVAILABLE
return get_vlc() is not None
def load(self, display):
"""
Load a video into VLC
"""
vlc = get_vlc()
log.debug('load vid in Vlc Controller')
controller = display.controller
volume = controller.media_info.volume
@ -190,6 +213,7 @@ class VlcPlayer(MediaPlayer):
Wait for the video to change its state
Wait no longer than 60 seconds. (loading an iso file needs a long time)
"""
vlc = get_vlc()
start = datetime.now()
while not media_state == display.vlc_media.get_state():
if display.vlc_media.get_state() == vlc.State.Error:
@ -209,6 +233,7 @@ class VlcPlayer(MediaPlayer):
"""
Play the current item
"""
vlc = get_vlc()
controller = display.controller
start_time = 0
log.debug('vlc play')
@ -254,6 +279,7 @@ class VlcPlayer(MediaPlayer):
"""
Pause the current item
"""
vlc = get_vlc()
if display.vlc_media.get_state() != vlc.State.Playing:
return
display.vlc_media_player.pause()
@ -303,6 +329,7 @@ class VlcPlayer(MediaPlayer):
"""
Update the UI
"""
vlc = get_vlc()
# Stop video if playback is finished.
if display.vlc_media.get_state() == vlc.State.Ended:
self.stop(display)

4
openlp/plugins/media/lib/mediaitem.py
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@ -33,8 +33,8 @@ from openlp.core.lib.ui import critical_error_message_box, create_horizontal_adj
from openlp.core.ui import DisplayController, Display, DisplayControllerType
from openlp.core.ui.media import get_media_players, set_media_players, parse_optical_path, format_milliseconds
from openlp.core.utils import get_locale_key
from openlp.core.ui.media.vlcplayer import VLC_AVAILABLE
if VLC_AVAILABLE:
from openlp.core.ui.media.vlcplayer import get_vlc
if get_vlc() is not None:
from openlp.plugins.media.forms.mediaclipselectorform import MediaClipSelectorForm

77
tests/functional/openlp_core_ui_media/test_vlcplayer.py Normal file
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@ -0,0 +1,77 @@
# -*- coding: utf-8 -*-
# vim: autoindent shiftwidth=4 expandtab textwidth=120 tabstop=4 softtabstop=4
###############################################################################
# OpenLP - Open Source Lyrics Projection #
# --------------------------------------------------------------------------- #
# Copyright (c) 2008-2015 OpenLP Developers #
# --------------------------------------------------------------------------- #
# 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 2 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 #
###############################################################################
"""
Package to test the openlp.core.ui.media.vlcplayer package.
"""
import os
import sys
from unittest import TestCase
from tests.functional import patch
from openlp.core.ui.media.vlcplayer import get_vlc
class TestVLCPlayer(TestCase):
"""
Test the functions in the :mod:`vlcplayer` module.
"""
@patch('openlp.core.ui.media.vlcplayer.is_macosx')
def fix_vlc_22_plugin_path_test(self, mocked_is_macosx):
"""
Test that on OS X we set the VLC plugin path to fix a bug in the VLC module
"""
# GIVEN: We're on OS X and we don't have the VLC plugin path set
mocked_is_macosx.return_value = True
if 'VLC_PLUGIN_PATH' in os.environ:
del os.environ['VLC_PLUGIN_PATH']
if 'openlp.core.ui.media.vendor.vlc' in sys.modules:
del sys.modules['openlp.core.ui.media.vendor.vlc']
# WHEN: An checking if the player is available
get_vlc()
# THEN: The extra environment variable should be there
self.assertIn('VLC_PLUGIN_PATH', os.environ,
'The plugin path should be in the environment variables')
self.assertEqual('/Applications/VLC.app/Contents/MacOS/plugins', os.environ['VLC_PLUGIN_PATH'])
@patch.dict(os.environ)
@patch('openlp.core.ui.media.vlcplayer.is_macosx')
def not_osx_fix_vlc_22_plugin_path_test(self, mocked_is_macosx):
"""
Test that on Linux or some other non-OS X we do not set the VLC plugin path
"""
# GIVEN: We're not on OS X and we don't have the VLC plugin path set
mocked_is_macosx.return_value = False
if 'VLC_PLUGIN_PATH' in os.environ:
del os.environ['VLC_PLUGIN_PATH']
if 'openlp.core.ui.media.vendor.vlc' in sys.modules:
del sys.modules['openlp.core.ui.media.vendor.vlc']
# WHEN: An checking if the player is available
get_vlc()
# THEN: The extra environment variable should NOT be there
self.assertNotIn('VLC_PLUGIN_PATH', os.environ,
'The plugin path should NOT be in the environment variables')

3
tests/utils/test_bzr_tags.py
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@ -46,7 +46,8 @@ TAGS = [
['2.1.0', '2119'],
['2.1.1', '2438'],
['2.1.2', '2488'],
['2.1.3', '2513']
['2.1.3', '2513'],
['2.1.4', '2532']
]
# Depending on the repository, we sometimes have the 2.0.x tags in the repo too. They come up with a revision number of
# "?", which I suspect is due to the fact that we're using shared repositories. This regular expression matches all