vlc.py 文件源码

python
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项目:AlexaOPi 作者: dony71 项目源码 文件源码
def libvlc_media_player_set_xwindow(p_mi, drawable):
    '''Set an X Window System drawable where the media player should render its
    video output. The call takes effect when the playback starts. If it is
    already started, it might need to be stopped before changes apply.
    If LibVLC was built without X11 output support, then this function has no
    effects.
    By default, LibVLC will capture input events on the video rendering area.
    Use L{libvlc_video_set_mouse_input}() and L{libvlc_video_set_key_input}() to
    disable that and deliver events to the parent window / to the application
    instead. By design, the X11 protocol delivers input events to only one
    recipient.
    @warning
    The application must call the XInitThreads() function from Xlib before
    L{libvlc_new}(), and before any call to XOpenDisplay() directly or via any
    other library. Failure to call XInitThreads() will seriously impede LibVLC
    performance. Calling XOpenDisplay() before XInitThreads() will eventually
    crash the process. That is a limitation of Xlib.
    @param p_mi: media player.
    @param drawable: X11 window ID @note The specified identifier must correspond to an existing Input/Output class X11 window. Pixmaps are B{not} currently supported. The default X11 server is assumed, i.e. that specified in the DISPLAY environment variable. @warning LibVLC can deal with invalid X11 handle errors, however some display drivers (EGL, GLX, VA and/or VDPAU) can unfortunately not. Thus the window handle must remain valid until playback is stopped, otherwise the process may abort or crash.
    @bug No more than one window handle per media player instance can be specified. If the media has multiple simultaneously active video tracks, extra tracks will be rendered into external windows beyond the control of the application.
    '''
    f = _Cfunctions.get('libvlc_media_player_set_xwindow', None) or \
        _Cfunction('libvlc_media_player_set_xwindow', ((1,), (1,),), None,
                    None, MediaPlayer, ctypes.c_uint32)
    return f(p_mi, drawable)
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