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new version of vlc.py

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This commit is contained in:
rimach 2011-12-03 00:45:05 +01:00
parent 2c225c19a0
commit 8412caf006
2 changed files with 259 additions and 235 deletions
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455
openlp/core/ui/media/vlc.py
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@ -47,71 +47,76 @@ import sys
from inspect import getargspec
__version__ = "N/A"
build_date = "Wed May 18 15:32:47 2011"
build_date = "Tue Sep 13 17:50:18 2011"
# Used on win32 and MacOS in override.py
plugin_path = None
# Internal guard to prevent internal classes to be directly
# instanciated.
_internal_guard = object()
if sys.platform.startswith('linux'):
p = find_library('vlc')
try:
dll = ctypes.CDLL(p)
except OSError: # may fail
dll = ctypes.CDLL('libvlc.so.5')
def find_lib():
dll = None
plugin_path = None
if sys.platform.startswith('linux'):
p = find_library('vlc')
try:
dll = ctypes.CDLL(p)
except OSError: # may fail
dll = ctypes.CDLL('libvlc.so.5')
elif sys.platform.startswith('win'):
p = find_library('libvlc.dll')
if p is None:
try: # some registry settings
import _winreg as w # leaner than win32api, win32con
for r in w.HKEY_LOCAL_MACHINE, w.HKEY_CURRENT_USER:
try:
r = w.OpenKey(r, 'Software\\VideoLAN\\VLC')
plugin_path, _ = w.QueryValueEx(r, 'InstallDir')
w.CloseKey(r)
break
except w.error:
pass
except ImportError: # no PyWin32
pass
if plugin_path is None:
# try some standard locations.
for p in ('Program Files\\VideoLan\\', 'VideoLan\\',
'Program Files\\', ''):
p = 'C:\\' + p + 'VLC\\libvlc.dll'
if os.path.exists(p):
plugin_path = os.path.dirname(p)
break
if plugin_path is not None: # try loading
p = os.getcwd()
os.chdir(plugin_path)
# if chdir failed, this will raise an exception
dll = ctypes.CDLL('libvlc.dll')
# restore cwd after dll has been loaded
os.chdir(p)
else: # may fail
dll = ctypes.CDLL('libvlc.dll')
else:
plugin_path = os.path.dirname(p)
dll = ctypes.CDLL(p)
elif sys.platform.startswith('darwin'):
# FIXME: should find a means to configure path
d = '/Applications/VLC.app/Contents/MacOS/'
p = d + 'lib/libvlc.dylib'
if os.path.exists(p):
dll = ctypes.CDLL(p)
d += 'modules'
if os.path.isdir(d):
plugin_path = d
else: # hope, some PATH is set...
dll = ctypes.CDLL('libvlc.dylib')
elif sys.platform.startswith('win'):
p = find_library('libvlc.dll')
if p is None:
try: # some registry settings
import _winreg as w # leaner than win32api, win32con
for r in w.HKEY_LOCAL_MACHINE, w.HKEY_CURRENT_USER:
try:
r = w.OpenKey(r, 'Software\\VideoLAN\\VLC')
plugin_path, _ = w.QueryValueEx(r, 'InstallDir')
w.CloseKey(r)
break
except w.error:
pass
del r, w
except ImportError: # no PyWin32
pass
if plugin_path is None:
# try some standard locations.
for p in ('Program Files\\VideoLan\\', 'VideoLan\\',
'Program Files\\', ''):
p = 'C:\\' + p + 'VLC\\libvlc.dll'
if os.path.exists(p):
plugin_path = os.path.dirname(p)
break
if plugin_path is not None: # try loading
p = os.getcwd()
os.chdir(plugin_path)
# if chdir failed, this will raise an exception
dll = ctypes.CDLL('libvlc.dll')
# restore cwd after dll has been loaded
os.chdir(p)
else: # may fail
dll = ctypes.CDLL('libvlc.dll')
else:
plugin_path = os.path.dirname(p)
dll = ctypes.CDLL(p)
del p#, u
raise NotImplementedError('%s: %s not supported' % (sys.argv[0], sys.platform))
elif sys.platform.startswith('darwin'):
# FIXME: should find a means to configure path
d = '/Applications/VLC.app/Contents/MacOS/'
p = d + 'lib/libvlc.dylib'
if os.path.exists(p):
dll = ctypes.CDLL(p)
d += 'modules'
if os.path.isdir(d):
plugin_path = d
else: # hope, some PATH is set...
dll = ctypes.CDLL('libvlc.dylib')
del d, p
return (dll, plugin_path)
else:
raise NotImplementedError('%s: %s not supported' % (sys.argv[0], sys.platform))
# plugin_path used on win32 and MacOS in override.py
dll, plugin_path = find_lib()
class VLCException(Exception):
"""Exception raised by libvlc methods.
@ -158,12 +163,12 @@ def _Cobject(cls, ctype):
o._as_parameter_ = ctype
return o
def _Constructor(cls, ptr=None):
def _Constructor(cls, ptr=_internal_guard):
"""(INTERNAL) New wrapper from ctypes.
"""
if ptr is None:
raise VLCException('(INTERNAL) ctypes class.')
if ptr == 0:
if ptr == _internal_guard:
raise VLCException("(INTERNAL) ctypes class. You should get references for this class through methods of the LibVLC API.")
if ptr is None or ptr == 0:
return None
return _Cobject(cls, ctypes.c_void_p(ptr))
@ -174,6 +179,8 @@ class _Ctype(object):
def from_param(this): # not self
"""(INTERNAL) ctypes parameter conversion method.
"""
if this is None:
return None
return this._as_parameter_
class ListPOINTER(object):
@ -204,12 +211,14 @@ def class_result(classname):
"""Errcheck function. Returns a function that creates the specified class.
"""
def wrap_errcheck(result, func, arguments):
if result is None:
return None
return classname(result)
return wrap_errcheck
# Generated enum types #
class _Enum(ctypes.c_ulong):
class _Enum(ctypes.c_uint):
'''(INTERNAL) Base class
'''
_enum_names_ = {}
@ -781,11 +790,9 @@ class EventManager(_Ctype):
_callback_handler = None
_callbacks = {}
def __new__(cls, ptr=None):
if ptr is None:
raise VLCException("(INTERNAL) ctypes class.")
if ptr == 0:
return None
def __new__(cls, ptr=_internal_guard):
if ptr == _internal_guard:
raise VLCException("(INTERNAL) ctypes class.\nYou should get a reference to EventManager through the MediaPlayer.event_manager() method.")
return _Constructor(cls, ptr)
def event_attach(self, eventtype, callback, *args, **kwds):
@ -858,19 +865,18 @@ class Instance(_Ctype):
'''
def __new__(cls, *args):
if args:
if len(args) == 1:
# Only 1 arg. It is either a C pointer, or an arg string,
# or a tuple.
i = args[0]
if i == 0:
return None
if isinstance(i, _Ints):
return _Constructor(cls, i)
if len(args) == 1:
if isinstance(i, basestring):
args = i.strip().split()
elif isinstance(i, _Seqs):
args = i
else:
raise VLCException('Instance %r' % (args,))
elif isinstance(i, basestring):
args = i.strip().split()
elif isinstance(i, _Seqs):
args = i
else:
raise VLCException('Instance %r' % (args,))
if not args and plugin_path is not None:
# no parameters passed, for win32 and MacOS,
@ -947,20 +953,14 @@ class Instance(_Ctype):
libvlc_audio_output_list_release(head)
return r
def module_description_list_get(self, capability ):
"""Returns a list of modules matching a capability.
"""
return module_description_list(libvlc_module_description_list_get(self, capability))
def audio_filter_list_get(self):
"""Returns a list of audio filters that are available.
"""Returns a list of available audio filters.
"""
return module_description_list(libvlc_audio_filter_list_get(self))
def video_filter_list_get(self):
"""Returns a list of video filters that are available.
"""Returns a list of available video filters.
"""
return module_description_list(libvlc_video_filter_list_get(self))
@ -1001,20 +1001,23 @@ class Instance(_Ctype):
return libvlc_set_user_agent(self, name, http)
def get_log_verbosity(self):
'''Return the VLC messaging verbosity level.
@return: verbosity level for messages.
'''Always returns minus one.
This function is only provided for backward compatibility.
@return: always -1.
'''
return libvlc_get_log_verbosity(self)
def set_log_verbosity(self, level):
'''Set the VLC messaging verbosity level.
@param level: log level.
'''This function does nothing.
It is only provided for backward compatibility.
@param level: ignored.
'''
return libvlc_set_log_verbosity(self, level)
def log_open(self):
'''Open a VLC message log instance.
@return: log message instance or NULL on error.
'''This function does nothing useful.
It is only provided for backward compatibility.
@return: an unique pointer or NULL on error.
'''
return libvlc_log_open(self)
@ -1324,7 +1327,7 @@ class Log(_Ctype):
'''
def __new__(cls, ptr=None):
def __new__(cls, ptr=_internal_guard):
'''(INTERNAL) ctypes wrapper constructor.
'''
return _Constructor(cls, ptr)
@ -1337,13 +1340,14 @@ class Log(_Ctype):
def close(self):
'''Close a VLC message log instance.
'''Frees memory allocated by L{open}().
'''
return libvlc_log_close(self)
def count(self):
'''Returns the number of messages in a log instance.
@return: number of log messages, 0 if p_log is NULL.
'''Always returns zero.
This function is only provided for backward compatibility.
@return: always zero.
'''
return libvlc_log_count(self)
@ -1351,15 +1355,15 @@ class Log(_Ctype):
return libvlc_log_count(self)
def clear(self):
'''Clear a log instance.
All messages in the log are removed. The log should be cleared on a
regular basis to avoid clogging.
'''This function does nothing.
It is only provided for backward compatibility.
'''
return libvlc_log_clear(self)
def get_iterator(self):
'''Allocate and returns a new iterator to messages in log.
@return: log iterator object or NULL on error.
'''This function does nothing useful.
It is only provided for backward compatibility.
@return: an unique pointer or NULL on error or if the parameter was NULL.
'''
return libvlc_log_get_iterator(self)
@ -1368,7 +1372,7 @@ class LogIterator(_Ctype):
'''
def __new__(cls, ptr=None):
def __new__(cls, ptr=_internal_guard):
'''(INTERNAL) ctypes wrapper constructor.
'''
return _Constructor(cls, ptr)
@ -1385,13 +1389,14 @@ class LogIterator(_Ctype):
def free(self):
'''Release a previoulsy allocated iterator.
'''Frees memory allocated by L{log_get_iterator}().
'''
return libvlc_log_iterator_free(self)
def has_next(self):
'''Return whether log iterator has more messages.
@return: true if iterator has more message objects, else false.
'''Always returns zero.
This function is only provided for backward compatibility.
@return: always zero.
'''
return libvlc_log_iterator_has_next(self)
@ -1407,8 +1412,6 @@ class Media(_Ctype):
def __new__(cls, *args):
if args:
i = args[0]
if i == 0:
return None
if isinstance(i, _Ints):
return _Constructor(cls, i)
if isinstance(i, Instance):
@ -1527,7 +1530,7 @@ class Media(_Ctype):
def get_stats(self, p_stats):
'''Get the current statistics about the media.
@param p_stats:: structure that contain the statistics about the media (this structure must be allocated by the caller).
@return: true if the statistics are available, false otherwise.
@return: true if the statistics are available, false otherwise \libvlc_return_bool.
'''
return libvlc_media_get_stats(self, p_stats)
@ -1571,7 +1574,7 @@ class Media(_Ctype):
def is_parsed(self):
'''Get Parsed status for media descriptor object.
See libvlc_MediaParsedChanged.
@return: true if media object has been parsed otherwise it returns false.
@return: true if media object has been parsed otherwise it returns false \libvlc_return_bool.
'''
return libvlc_media_is_parsed(self)
@ -1610,7 +1613,7 @@ class MediaDiscoverer(_Ctype):
'''N/A
'''
def __new__(cls, ptr=None):
def __new__(cls, ptr=_internal_guard):
'''(INTERNAL) ctypes wrapper constructor.
'''
return _Constructor(cls, ptr)
@ -1640,7 +1643,7 @@ class MediaDiscoverer(_Ctype):
def is_running(self):
'''Query if media service discover object is running.
@return: true if running, false if not.
@return: true if running, false if not \libvlc_return_bool.
'''
return libvlc_media_discoverer_is_running(self)
@ -1648,7 +1651,7 @@ class MediaLibrary(_Ctype):
'''N/A
'''
def __new__(cls, ptr=None):
def __new__(cls, ptr=_internal_guard):
'''(INTERNAL) ctypes wrapper constructor.
'''
return _Constructor(cls, ptr)
@ -1690,8 +1693,6 @@ class MediaList(_Ctype):
def __new__(cls, *args):
if args:
i = args[0]
if i == 0:
return None
if isinstance(i, _Ints):
return _Constructor(cls, i)
if isinstance(i, Instance):
@ -1714,12 +1715,6 @@ class MediaList(_Ctype):
mrl = (self.get_instance() or get_default_instance()).media_new(mrl)
return libvlc_media_list_add_media(self, mrl)
def __len__(self):
return self.count()
def __getitem__(self, i):
return self.item_at_index(i)
def release(self):
'''Release media list created with L{new}().
@ -1752,7 +1747,7 @@ class MediaList(_Ctype):
The L{lock} should be held upon entering this function.
@param p_md: a media instance.
@param i_pos: position in array where to insert.
@return: 0 on success, -1 if the media list si read-only.
@return: 0 on success, -1 if the media list is read-only.
'''
return libvlc_media_list_insert_media(self, p_md, i_pos)
@ -1793,14 +1788,14 @@ class MediaList(_Ctype):
'''Find index position of List media instance in media list.
Warning: the function will return the first matched position.
The L{lock} should be held upon entering this function.
@param p_md: media list instance.
@return: position of media instance.
@param p_md: media instance.
@return: position of media instance or -1 if media not found.
'''
return libvlc_media_list_index_of_item(self, p_md)
def is_readonly(self):
'''This indicates if this media list is read-only from a user point of view.
@return: 0 on readonly, 1 on readwrite.
@return: 1 on readonly, 0 on readwrite \libvlc_return_bool.
'''
return libvlc_media_list_is_readonly(self)
@ -1831,20 +1826,16 @@ class MediaListPlayer(_Ctype):
'''
def __new__(cls, *args):
if len(args) == 1:
i = args[0]
if i == 0:
return None
if isinstance(i, _Ints):
return _Constructor(cls, i)
if isinstance(i, _Seqs):
args = i
if args and isinstance(args[0], Instance):
i = args[0]
else:
def __new__(cls, arg=None):
if arg is None:
i = get_default_instance()
elif isinstance(arg, Instance):
i = arg
elif isinstance(arg, _Ints):
return _Constructor(cls, arg)
else:
raise TypeError('MediaListPlayer %r' % (arg,))
return i.media_list_player_new()
def get_instance(self):
@ -1854,10 +1845,20 @@ class MediaListPlayer(_Ctype):
def release(self):
'''Release media_list_player.
'''Release a media_list_player after use
Decrement the reference count of a media player object. If the
reference count is 0, then L{release}() will
release the media player object. If the media player object
has been released, then it should not be used again.
'''
return libvlc_media_list_player_release(self)
def retain(self):
'''Retain a reference to a media player list object. Use
L{release}() to decrement reference count.
'''
return libvlc_media_list_player_retain(self)
def event_manager(self):
'''Return the event manager of this media_list_player.
@return: the event manager.
@ -1888,7 +1889,7 @@ class MediaListPlayer(_Ctype):
def is_playing(self):
'''Is media list playing?
@return: true for playing and false for not playing.
@return: true for playing and false for not playing \libvlc_return_bool.
'''
return libvlc_media_list_player_is_playing(self)
@ -1946,25 +1947,24 @@ class MediaPlayer(_Ctype):
'''Create a new MediaPlayer instance.
It may take as parameter either:
- a string (media URI). In this case, a vlc.Instance will be created.
- a vlc.Instance
- a string (media URI), options... In this case, a vlc.Instance will be created.
- a vlc.Instance, a string (media URI), options...
'''
def __new__(cls, *args):
if args:
i = args[0]
if i == 0:
return None
if isinstance(i, _Ints):
return _Constructor(cls, i)
if isinstance(i, Instance):
return i.media_player_new()
if len(args) == 1 and isinstance(args[0], _Ints):
return _Constructor(cls, args[0])
i = get_default_instance()
o = i.media_player_new()
if args and isinstance(args[0], Instance):
instance = args[0]
args = args[1:]
else:
instance = get_default_instance()
o = instance.media_player_new()
if args:
o.set_media(i.media_new(*args)) # args[0]
o.set_media(instance.media_new(*args))
return o
def get_instance(self):
@ -2109,7 +2109,7 @@ class MediaPlayer(_Ctype):
def is_playing(self):
'''is_playing.
@return: 1 if the media player is playing, 0 otherwise.
@return: 1 if the media player is playing, 0 otherwise \libvlc_return_bool.
'''
return libvlc_media_player_is_playing(self)
@ -2228,7 +2228,7 @@ class MediaPlayer(_Ctype):
'''Set decoded audio format.
This only works in combination with libvlc_audio_set_callbacks(),
and is mutually exclusive with libvlc_audio_set_format_callbacks().
@param fourcc: a four-characters string identifying the sample format (e.g. "S16N" or "FL32").
@param format: a four-characters string identifying the sample format (e.g. "S16N" or "FL32").
@param rate: sample rate (expressed in Hz).
@param channels: channels count.
@version: LibVLC 1.2.0 or later.
@ -2287,7 +2287,7 @@ class MediaPlayer(_Ctype):
def will_play(self):
'''Is the player able to play.
@return: boolean.
@return: boolean \libvlc_return_bool.
'''
return libvlc_media_player_will_play(self)
@ -2361,13 +2361,13 @@ class MediaPlayer(_Ctype):
def is_seekable(self):
'''Is this media player seekable?
@return: true if the media player can seek.
@return: true if the media player can seek \libvlc_return_bool.
'''
return libvlc_media_player_is_seekable(self)
def can_pause(self):
'''Can this media player be paused?
@return: true if the media player can pause.
@return: true if the media player can pause \libvlc_return_bool.
'''
return libvlc_media_player_can_pause(self)
@ -2404,7 +2404,7 @@ class MediaPlayer(_Ctype):
def get_fullscreen(self):
'''Get current fullscreen status.
@return: the fullscreen status (boolean).
@return: the fullscreen status (boolean) \libvlc_return_bool.
'''
return libvlc_get_fullscreen(self)
@ -2425,7 +2425,7 @@ class MediaPlayer(_Ctype):
'''Enable or disable mouse click events handling. By default, those events are
handled. This is needed for DVD menus to work, as well as a few video
filters such as "puzzle".
@note: See also L{video_set_key_input}().
See L{video_set_key_input}().
@warning: This function is only implemented for X11 and Win32 at the moment.
@param on: true to handle mouse click events, false to ignore them.
'''
@ -2642,7 +2642,7 @@ class MediaPlayer(_Ctype):
'''Set the audio output.
Change will be applied after stop and play.
@param psz_name: name of audio output, use psz_name of See L{AudioOutput}.
@return: true if function succeded.
@return: 0 if function succeded, -1 on error.
'''
return libvlc_audio_output_set(self, psz_name)
@ -2673,7 +2673,7 @@ class MediaPlayer(_Ctype):
def audio_get_mute(self):
'''Get current mute status.
@return: the mute status (boolean).
@return: the mute status (boolean) \libvlc_return_bool.
'''
return libvlc_audio_get_mute(self)
@ -2684,14 +2684,14 @@ class MediaPlayer(_Ctype):
return libvlc_audio_set_mute(self, status)
def audio_get_volume(self):
'''Get current audio level.
@return: the audio level (int).
'''Get current software audio volume.
@return: the software volume in percents (0 = mute, 100 = nominal / 0dB).
'''
return libvlc_audio_get_volume(self)
def audio_set_volume(self, i_volume):
'''Set current audio level.
@param i_volume: the volume (int).
'''Set current software audio volume.
@param i_volume: the volume in percents (0 = mute, 100 = 0dB).
@return: 0 if the volume was set, -1 if it was out of range.
'''
return libvlc_audio_set_volume(self, i_volume)
@ -2957,9 +2957,10 @@ def libvlc_event_type_name(event_type):
return f(event_type)
def libvlc_get_log_verbosity(p_instance):
'''Return the VLC messaging verbosity level.
@param p_instance: libvlc instance.
@return: verbosity level for messages.
'''Always returns minus one.
This function is only provided for backward compatibility.
@param p_instance: ignored.
@return: always -1.
'''
f = _Cfunctions.get('libvlc_get_log_verbosity', None) or \
_Cfunction('libvlc_get_log_verbosity', ((1,),), None,
@ -2970,9 +2971,10 @@ def libvlc_get_log_verbosity(p_instance):
return f(p_instance)
def libvlc_set_log_verbosity(p_instance, level):
'''Set the VLC messaging verbosity level.
@param p_instance: libvlc log instance.
@param level: log level.
'''This function does nothing.
It is only provided for backward compatibility.
@param p_instance: ignored.
@param level: ignored.
'''
f = _Cfunctions.get('libvlc_set_log_verbosity', None) or \
_Cfunction('libvlc_set_log_verbosity', ((1,), (1,),), None,
@ -2983,9 +2985,10 @@ def libvlc_set_log_verbosity(p_instance, level):
return f(p_instance, level)
def libvlc_log_open(p_instance):
'''Open a VLC message log instance.
'''This function does nothing useful.
It is only provided for backward compatibility.
@param p_instance: libvlc instance.
@return: log message instance or NULL on error.
@return: an unique pointer or NULL on error.
'''
f = _Cfunctions.get('libvlc_log_open', None) or \
_Cfunction('libvlc_log_open', ((1,),), class_result(Log),
@ -2996,7 +2999,7 @@ def libvlc_log_open(p_instance):
return f(p_instance)
def libvlc_log_close(p_log):
'''Close a VLC message log instance.
'''Frees memory allocated by L{libvlc_log_open}().
@param p_log: libvlc log instance or NULL.
'''
f = _Cfunctions.get('libvlc_log_close', None) or \
@ -3008,9 +3011,10 @@ def libvlc_log_close(p_log):
return f(p_log)
def libvlc_log_count(p_log):
'''Returns the number of messages in a log instance.
@param p_log: libvlc log instance or NULL.
@return: number of log messages, 0 if p_log is NULL.
'''Always returns zero.
This function is only provided for backward compatibility.
@param p_log: ignored.
@return: always zero.
'''
f = _Cfunctions.get('libvlc_log_count', None) or \
_Cfunction('libvlc_log_count', ((1,),), None,
@ -3021,10 +3025,9 @@ def libvlc_log_count(p_log):
return f(p_log)
def libvlc_log_clear(p_log):
'''Clear a log instance.
All messages in the log are removed. The log should be cleared on a
regular basis to avoid clogging.
@param p_log: libvlc log instance or NULL.
'''This function does nothing.
It is only provided for backward compatibility.
@param p_log: ignored.
'''
f = _Cfunctions.get('libvlc_log_clear', None) or \
_Cfunction('libvlc_log_clear', ((1,),), None,
@ -3035,9 +3038,10 @@ def libvlc_log_clear(p_log):
return f(p_log)
def libvlc_log_get_iterator(p_log):
'''Allocate and returns a new iterator to messages in log.
@param p_log: libvlc log instance.
@return: log iterator object or NULL on error.
'''This function does nothing useful.
It is only provided for backward compatibility.
@param p_log: ignored.
@return: an unique pointer or NULL on error or if the parameter was NULL.
'''
f = _Cfunctions.get('libvlc_log_get_iterator', None) or \
_Cfunction('libvlc_log_get_iterator', ((1,),), class_result(LogIterator),
@ -3048,7 +3052,7 @@ def libvlc_log_get_iterator(p_log):
return f(p_log)
def libvlc_log_iterator_free(p_iter):
'''Release a previoulsy allocated iterator.
'''Frees memory allocated by L{libvlc_log_get_iterator}().
@param p_iter: libvlc log iterator or NULL.
'''
f = _Cfunctions.get('libvlc_log_iterator_free', None) or \
@ -3060,9 +3064,10 @@ def libvlc_log_iterator_free(p_iter):
return f(p_iter)
def libvlc_log_iterator_has_next(p_iter):
'''Return whether log iterator has more messages.
@param p_iter: libvlc log iterator or NULL.
@return: true if iterator has more message objects, else false.
'''Always returns zero.
This function is only provided for backward compatibility.
@param p_iter: ignored.
@return: always zero.
'''
f = _Cfunctions.get('libvlc_log_iterator_has_next', None) or \
_Cfunction('libvlc_log_iterator_has_next', ((1,),), None,
@ -3073,11 +3078,11 @@ def libvlc_log_iterator_has_next(p_iter):
return f(p_iter)
def libvlc_log_iterator_next(p_iter, p_buffer):
'''Return the next log message.
The message contents must not be freed.
'''Always returns NULL.
This function is only provided for backward compatibility.
@param p_iter: libvlc log iterator or NULL.
@param p_buffer: log buffer.
@return: log message object or NULL if none left.
@param p_buffer: ignored.
@return: always NULL.
'''
f = _Cfunctions.get('libvlc_log_iterator_next', None) or \
_Cfunction('libvlc_log_iterator_next', ((1,), (1,),), None,
@ -3379,7 +3384,7 @@ def libvlc_media_get_stats(p_md, p_stats):
'''Get the current statistics about the media.
@param p_md:: media descriptor object.
@param p_stats:: structure that contain the statistics about the media (this structure must be allocated by the caller).
@return: true if the statistics are available, false otherwise.
@return: true if the statistics are available, false otherwise \libvlc_return_bool.
'''
f = _Cfunctions.get('libvlc_media_get_stats', None) or \
_Cfunction('libvlc_media_get_stats', ((1,), (1,),), None,
@ -3458,7 +3463,7 @@ def libvlc_media_is_parsed(p_md):
'''Get Parsed status for media descriptor object.
See libvlc_MediaParsedChanged.
@param p_md: media descriptor object.
@return: true if media object has been parsed otherwise it returns false.
@return: true if media object has been parsed otherwise it returns false \libvlc_return_bool.
'''
f = _Cfunctions.get('libvlc_media_is_parsed', None) or \
_Cfunction('libvlc_media_is_parsed', ((1,),), None,
@ -3583,7 +3588,7 @@ def libvlc_media_discoverer_event_manager(p_mdis):
def libvlc_media_discoverer_is_running(p_mdis):
'''Query if media service discover object is running.
@param p_mdis: media service discover object.
@return: true if running, false if not.
@return: true if running, false if not \libvlc_return_bool.
'''
f = _Cfunctions.get('libvlc_media_discoverer_is_running', None) or \
_Cfunction('libvlc_media_discoverer_is_running', ((1,),), None,
@ -3748,7 +3753,7 @@ def libvlc_media_list_insert_media(p_ml, p_md, i_pos):
@param p_ml: a media list instance.
@param p_md: a media instance.
@param i_pos: position in array where to insert.
@return: 0 on success, -1 if the media list si read-only.
@return: 0 on success, -1 if the media list is read-only.
'''
f = _Cfunctions.get('libvlc_media_list_insert_media', None) or \
_Cfunction('libvlc_media_list_insert_media', ((1,), (1,), (1,),), None,
@ -3807,8 +3812,8 @@ def libvlc_media_list_index_of_item(p_ml, p_md):
Warning: the function will return the first matched position.
The L{libvlc_media_list_lock} should be held upon entering this function.
@param p_ml: a media list instance.
@param p_md: media list instance.
@return: position of media instance.
@param p_md: media instance.
@return: position of media instance or -1 if media not found.
'''
f = _Cfunctions.get('libvlc_media_list_index_of_item', None) or \
_Cfunction('libvlc_media_list_index_of_item', ((1,), (1,),), None,
@ -3821,7 +3826,7 @@ def libvlc_media_list_index_of_item(p_ml, p_md):
def libvlc_media_list_is_readonly(p_ml):
'''This indicates if this media list is read-only from a user point of view.
@param p_ml: media list instance.
@return: 0 on readonly, 1 on readwrite.
@return: 1 on readonly, 0 on readwrite \libvlc_return_bool.
'''
f = _Cfunctions.get('libvlc_media_list_is_readonly', None) or \
_Cfunction('libvlc_media_list_is_readonly', ((1,),), None,
@ -3884,7 +3889,11 @@ def libvlc_media_list_player_new(p_instance):
return f(p_instance)
def libvlc_media_list_player_release(p_mlp):
'''Release media_list_player.
'''Release a media_list_player after use
Decrement the reference count of a media player object. If the
reference count is 0, then L{libvlc_media_list_player_release}() will
release the media player object. If the media player object
has been released, then it should not be used again.
@param p_mlp: media list player instance.
'''
f = _Cfunctions.get('libvlc_media_list_player_release', None) or \
@ -3895,6 +3904,19 @@ def libvlc_media_list_player_release(p_mlp):
libvlc_media_list_player_release = f
return f(p_mlp)
def libvlc_media_list_player_retain(p_mlp):
'''Retain a reference to a media player list object. Use
L{libvlc_media_list_player_release}() to decrement reference count.
@param p_mlp: media player list object.
'''
f = _Cfunctions.get('libvlc_media_list_player_retain', None) or \
_Cfunction('libvlc_media_list_player_retain', ((1,),), None,
None, MediaListPlayer)
if not __debug__: # i.e. python -O or -OO
global libvlc_media_list_player_retain
libvlc_media_list_player_retain = f
return f(p_mlp)
def libvlc_media_list_player_event_manager(p_mlp):
'''Return the event manager of this media_list_player.
@param p_mlp: media list player instance.
@ -3961,7 +3983,7 @@ def libvlc_media_list_player_pause(p_mlp):
def libvlc_media_list_player_is_playing(p_mlp):
'''Is media list playing?
@param p_mlp: media list player instance.
@return: true for playing and false for not playing.
@return: true for playing and false for not playing \libvlc_return_bool.
'''
f = _Cfunctions.get('libvlc_media_list_player_is_playing', None) or \
_Cfunction('libvlc_media_list_player_is_playing', ((1,),), None,
@ -4161,7 +4183,7 @@ def libvlc_media_player_event_manager(p_mi):
def libvlc_media_player_is_playing(p_mi):
'''is_playing.
@param p_mi: the Media Player.
@return: 1 if the media player is playing, 0 otherwise.
@return: 1 if the media player is playing, 0 otherwise \libvlc_return_bool.
'''
f = _Cfunctions.get('libvlc_media_player_is_playing', None) or \
_Cfunction('libvlc_media_player_is_playing', ((1,),), None,
@ -4386,7 +4408,7 @@ def libvlc_audio_set_format(mp, format, rate, channels):
This only works in combination with libvlc_audio_set_callbacks(),
and is mutually exclusive with libvlc_audio_set_format_callbacks().
@param mp: the media player.
@param fourcc: a four-characters string identifying the sample format (e.g. "S16N" or "FL32").
@param format: a four-characters string identifying the sample format (e.g. "S16N" or "FL32").
@param rate: sample rate (expressed in Hz).
@param channels: channels count.
@version: LibVLC 1.2.0 or later.
@ -4508,7 +4530,7 @@ def libvlc_media_player_get_chapter_count(p_mi):
def libvlc_media_player_will_play(p_mi):
'''Is the player able to play.
@param p_mi: the Media Player.
@return: boolean.
@return: boolean \libvlc_return_bool.
'''
f = _Cfunctions.get('libvlc_media_player_will_play', None) or \
_Cfunction('libvlc_media_player_will_play', ((1,),), None,
@ -4666,7 +4688,7 @@ def libvlc_media_player_has_vout(p_mi):
def libvlc_media_player_is_seekable(p_mi):
'''Is this media player seekable?
@param p_mi: the media player.
@return: true if the media player can seek.
@return: true if the media player can seek \libvlc_return_bool.
'''
f = _Cfunctions.get('libvlc_media_player_is_seekable', None) or \
_Cfunction('libvlc_media_player_is_seekable', ((1,),), None,
@ -4679,7 +4701,7 @@ def libvlc_media_player_is_seekable(p_mi):
def libvlc_media_player_can_pause(p_mi):
'''Can this media player be paused?
@param p_mi: the media player.
@return: true if the media player can pause.
@return: true if the media player can pause \libvlc_return_bool.
'''
f = _Cfunctions.get('libvlc_media_player_can_pause', None) or \
_Cfunction('libvlc_media_player_can_pause', ((1,),), None,
@ -4763,7 +4785,7 @@ def libvlc_set_fullscreen(p_mi, b_fullscreen):
def libvlc_get_fullscreen(p_mi):
'''Get current fullscreen status.
@param p_mi: the media player.
@return: the fullscreen status (boolean).
@return: the fullscreen status (boolean) \libvlc_return_bool.
'''
f = _Cfunctions.get('libvlc_get_fullscreen', None) or \
_Cfunction('libvlc_get_fullscreen', ((1,),), None,
@ -4797,7 +4819,7 @@ def libvlc_video_set_mouse_input(p_mi, on):
'''Enable or disable mouse click events handling. By default, those events are
handled. This is needed for DVD menus to work, as well as a few video
filters such as "puzzle".
@note: See also L{libvlc_video_set_key_input}().
See L{libvlc_video_set_key_input}().
@warning: This function is only implemented for X11 and Win32 at the moment.
@param p_mi: the media player.
@param on: true to handle mouse click events, false to ignore them.
@ -5341,7 +5363,7 @@ def libvlc_audio_output_set(p_mi, psz_name):
Change will be applied after stop and play.
@param p_mi: media player.
@param psz_name: name of audio output, use psz_name of See L{AudioOutput}.
@return: true if function succeded.
@return: 0 if function succeded, -1 on error.
'''
f = _Cfunctions.get('libvlc_audio_output_set', None) or \
_Cfunction('libvlc_audio_output_set', ((1,), (1,),), None,
@ -5452,7 +5474,7 @@ def libvlc_audio_toggle_mute(p_mi):
def libvlc_audio_get_mute(p_mi):
'''Get current mute status.
@param p_mi: media player.
@return: the mute status (boolean).
@return: the mute status (boolean) \libvlc_return_bool.
'''
f = _Cfunctions.get('libvlc_audio_get_mute', None) or \
_Cfunction('libvlc_audio_get_mute', ((1,),), None,
@ -5476,9 +5498,9 @@ def libvlc_audio_set_mute(p_mi, status):
return f(p_mi, status)
def libvlc_audio_get_volume(p_mi):
'''Get current audio level.
'''Get current software audio volume.
@param p_mi: media player.
@return: the audio level (int).
@return: the software volume in percents (0 = mute, 100 = nominal / 0dB).
'''
f = _Cfunctions.get('libvlc_audio_get_volume', None) or \
_Cfunction('libvlc_audio_get_volume', ((1,),), None,
@ -5489,9 +5511,9 @@ def libvlc_audio_get_volume(p_mi):
return f(p_mi)
def libvlc_audio_set_volume(p_mi, i_volume):
'''Set current audio level.
'''Set current software audio volume.
@param p_mi: media player.
@param i_volume: the volume (int).
@param i_volume: the volume in percents (0 = mute, 100 = 0dB).
@return: 0 if the volume was set, -1 if it was out of range.
'''
f = _Cfunctions.get('libvlc_audio_set_volume', None) or \
@ -5989,9 +6011,10 @@ def libvlc_vlm_get_event_manager(p_instance):
return f(p_instance)
# 5 function(s) blacklisted:
# 6 function(s) blacklisted:
# libvlc_audio_set_callbacks
# libvlc_audio_set_format_callbacks
# libvlc_audio_set_volume_callback
# libvlc_set_exit_handler
# libvlc_video_set_callbacks
# libvlc_video_set_format_callbacks

3
openlp/core/ui/media/webkitplayer.py
View File

@ -297,11 +297,12 @@ class WebkitPlayer(MediaPlayer):
def load(self, display):
log.debug(u'load vid in Webkit Controller')
controller = display.controller
if display.hasAudio:
if display.hasAudio and not controller.media_info.is_background:
volume = controller.media_info.volume
vol = float(volume) / float(100)
else:
vol = 0
print vol
path = controller.media_info.file_info.absoluteFilePath()
if controller.media_info.is_background:
loop = u'true'