forked from openlp/openlp
updated from master
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@ -48,7 +48,7 @@ import sys
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from inspect import getargspec
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__version__ = "N/A"
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build_date = "Fri Sep 28 22:48:50 2012"
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build_date = "Fri Oct 5 21:35:59 2012"
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if sys.version_info[0] > 2:
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str = str
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@ -680,6 +680,19 @@ class LogCb(ctypes.c_void_p):
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\note Log message handlers <b>must</b> be thread-safe.
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"""
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pass
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class VideoLockCb(ctypes.c_void_p):
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"""Callback prototype to allocate and lock a picture buffer.
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Whenever a new video frame needs to be decoded, the lock callback is
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invoked. Depending on the video chroma, one or three pixel planes of
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adequate dimensions must be returned via the second parameter. Those
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planes must be aligned on 32-bytes boundaries.
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\param opaque private pointer as passed to L{libvlc_video_set_callbacks}() [IN]
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\param planes start address of the pixel planes (LibVLC allocates the array
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of void pointers, this callback must initialize the array) [OUT]
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\return a private pointer for the display and unlock callbacks to identify
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the picture buffers
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"""
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pass
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class VideoUnlockCb(ctypes.c_void_p):
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"""Callback prototype to unlock a picture buffer.
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When the video frame decoding is complete, the unlock callback is invoked.
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@ -687,7 +700,7 @@ This callback might not be needed at all. It is only an indication that the
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application can now read the pixel values if it needs to.
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\warning A picture buffer is unlocked after the picture is decoded,
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but before the picture is displayed.
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\param opaque private pointer as passed to libvlc_video_set_callbacks() [IN]
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\param opaque private pointer as passed to L{libvlc_video_set_callbacks}() [IN]
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\param picture private pointer returned from the @ref libvlc_video_lock_cb
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callback [IN]
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\param planes pixel planes as defined by the @ref libvlc_video_lock_cb
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@ -698,7 +711,7 @@ class VideoDisplayCb(ctypes.c_void_p):
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"""Callback prototype to display a picture.
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When the video frame needs to be shown, as determined by the media playback
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clock, the display callback is invoked.
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\param opaque private pointer as passed to libvlc_video_set_callbacks() [IN]
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\param opaque private pointer as passed to L{libvlc_video_set_callbacks}() [IN]
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\param picture private pointer returned from the @ref libvlc_video_lock_cb
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callback [IN]
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"""
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@ -710,7 +723,7 @@ and the chain of video filters (if any). It can opt to change any parameter
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as it needs. In that case, LibVLC will attempt to convert the video format
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(rescaling and chroma conversion) but these operations can be CPU intensive.
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\param opaque pointer to the private pointer passed to
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libvlc_video_set_callbacks() [IN/OUT]
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L{libvlc_video_set_callbacks}() [IN/OUT]
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\param chroma pointer to the 4 bytes video format identifier [IN/OUT]
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\param width pointer to the pixel width [IN/OUT]
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\param height pointer to the pixel height [IN/OUT]
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@ -730,7 +743,7 @@ in the video decoders, video filters and/or video converters.
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pass
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class VideoCleanupCb(ctypes.c_void_p):
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"""Callback prototype to configure picture buffers format.
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\param opaque private pointer as passed to libvlc_video_set_callbacks()
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\param opaque private pointer as passed to L{libvlc_video_set_callbacks}()
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(and possibly modified by @ref libvlc_video_format_cb) [IN]
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"""
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pass
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@ -806,6 +819,18 @@ class CallbackDecorators(object):
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\param args variable argument list for the format
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\note Log message handlers <b>must</b> be thread-safe.
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'''
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VideoLockCb = ctypes.CFUNCTYPE(ctypes.c_void_p, ctypes.c_void_p, ListPOINTER(ctypes.c_void_p))
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VideoLockCb.__doc__ = '''Callback prototype to allocate and lock a picture buffer.
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Whenever a new video frame needs to be decoded, the lock callback is
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invoked. Depending on the video chroma, one or three pixel planes of
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adequate dimensions must be returned via the second parameter. Those
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planes must be aligned on 32-bytes boundaries.
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\param opaque private pointer as passed to L{libvlc_video_set_callbacks}() [IN]
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\param planes start address of the pixel planes (LibVLC allocates the array
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of void pointers, this callback must initialize the array) [OUT]
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\return a private pointer for the display and unlock callbacks to identify
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the picture buffers
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'''
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VideoUnlockCb = ctypes.CFUNCTYPE(ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p, ListPOINTER(ctypes.c_void_p))
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VideoUnlockCb.__doc__ = '''Callback prototype to unlock a picture buffer.
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When the video frame decoding is complete, the unlock callback is invoked.
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@ -813,7 +838,7 @@ This callback might not be needed at all. It is only an indication that the
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application can now read the pixel values if it needs to.
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\warning A picture buffer is unlocked after the picture is decoded,
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but before the picture is displayed.
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\param opaque private pointer as passed to libvlc_video_set_callbacks() [IN]
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\param opaque private pointer as passed to L{libvlc_video_set_callbacks}() [IN]
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\param picture private pointer returned from the @ref libvlc_video_lock_cb
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callback [IN]
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\param planes pixel planes as defined by the @ref libvlc_video_lock_cb
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@ -823,7 +848,7 @@ but before the picture is displayed.
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VideoDisplayCb.__doc__ = '''Callback prototype to display a picture.
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When the video frame needs to be shown, as determined by the media playback
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clock, the display callback is invoked.
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\param opaque private pointer as passed to libvlc_video_set_callbacks() [IN]
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\param opaque private pointer as passed to L{libvlc_video_set_callbacks}() [IN]
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\param picture private pointer returned from the @ref libvlc_video_lock_cb
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callback [IN]
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'''
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@ -834,7 +859,7 @@ and the chain of video filters (if any). It can opt to change any parameter
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as it needs. In that case, LibVLC will attempt to convert the video format
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(rescaling and chroma conversion) but these operations can be CPU intensive.
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\param opaque pointer to the private pointer passed to
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libvlc_video_set_callbacks() [IN/OUT]
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L{libvlc_video_set_callbacks}() [IN/OUT]
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\param chroma pointer to the 4 bytes video format identifier [IN/OUT]
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\param width pointer to the pixel width [IN/OUT]
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\param height pointer to the pixel height [IN/OUT]
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@ -853,7 +878,7 @@ in the video decoders, video filters and/or video converters.
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'''
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VideoCleanupCb = ctypes.CFUNCTYPE(ctypes.c_void_p, ctypes.c_void_p)
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VideoCleanupCb.__doc__ = '''Callback prototype to configure picture buffers format.
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\param opaque private pointer as passed to libvlc_video_set_callbacks()
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\param opaque private pointer as passed to L{libvlc_video_set_callbacks}()
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(and possibly modified by @ref libvlc_video_format_cb) [IN]
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'''
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AudioPlayCb = ctypes.CFUNCTYPE(ctypes.c_void_p, ctypes.c_void_p, ctypes.c_void_p, ctypes.c_uint, ctypes.c_int64)
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@ -2483,9 +2508,22 @@ class MediaPlayer(_Ctype):
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'''
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return libvlc_media_player_stop(self)
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def video_set_callbacks(self, lock, unlock, display, opaque):
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'''Set callbacks and private data to render decoded video to a custom area
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in memory.
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Use L{video_set_format}() or L{video_set_format_callbacks}()
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to configure the decoded format.
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@param lock: callback to lock video memory (must not be NULL).
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@param unlock: callback to unlock video memory (or NULL if not needed).
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@param display: callback to display video (or NULL if not needed).
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@param opaque: private pointer for the three callbacks (as first parameter).
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@version: LibVLC 1.1.1 or later.
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'''
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return libvlc_video_set_callbacks(self, lock, unlock, display, opaque)
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def video_set_format(self, chroma, width, height, pitch):
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'''Set decoded video chroma and dimensions.
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This only works in combination with libvlc_video_set_callbacks(),
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This only works in combination with L{video_set_callbacks}(),
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and is mutually exclusive with L{video_set_format_callbacks}().
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@param chroma: a four-characters string identifying the chroma (e.g. "RV32" or "YUYV").
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@param width: pixel width.
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@ -2498,7 +2536,7 @@ class MediaPlayer(_Ctype):
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def video_set_format_callbacks(self, setup, cleanup):
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'''Set decoded video chroma and dimensions. This only works in combination with
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libvlc_video_set_callbacks().
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L{video_set_callbacks}().
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@param setup: callback to select the video format (cannot be NULL).
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@param cleanup: callback to release any allocated resources (or NULL).
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@version: LibVLC 2.0.0 or later.
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@ -4382,9 +4420,26 @@ def libvlc_media_player_stop(p_mi):
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None, MediaPlayer)
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return f(p_mi)
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def libvlc_video_set_callbacks(mp, lock, unlock, display, opaque):
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'''Set callbacks and private data to render decoded video to a custom area
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in memory.
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Use L{libvlc_video_set_format}() or L{libvlc_video_set_format_callbacks}()
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to configure the decoded format.
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@param mp: the media player.
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@param lock: callback to lock video memory (must not be NULL).
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@param unlock: callback to unlock video memory (or NULL if not needed).
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@param display: callback to display video (or NULL if not needed).
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@param opaque: private pointer for the three callbacks (as first parameter).
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@version: LibVLC 1.1.1 or later.
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'''
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f = _Cfunctions.get('libvlc_video_set_callbacks', None) or \
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_Cfunction('libvlc_video_set_callbacks', ((1,), (1,), (1,), (1,), (1,),), None,
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None, MediaPlayer, VideoLockCb, VideoUnlockCb, VideoDisplayCb, ctypes.c_void_p)
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return f(mp, lock, unlock, display, opaque)
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def libvlc_video_set_format(mp, chroma, width, height, pitch):
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'''Set decoded video chroma and dimensions.
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This only works in combination with libvlc_video_set_callbacks(),
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This only works in combination with L{libvlc_video_set_callbacks}(),
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and is mutually exclusive with L{libvlc_video_set_format_callbacks}().
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@param mp: the media player.
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@param chroma: a four-characters string identifying the chroma (e.g. "RV32" or "YUYV").
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def libvlc_video_set_format_callbacks(mp, setup, cleanup):
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'''Set decoded video chroma and dimensions. This only works in combination with
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libvlc_video_set_callbacks().
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L{libvlc_video_set_callbacks}().
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@param mp: the media player.
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@param setup: callback to select the video format (cannot be NULL).
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@param cleanup: callback to release any allocated resources (or NULL).
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return f(p_instance)
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# 3 function(s) blacklisted:
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# 2 function(s) blacklisted:
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# libvlc_printerr
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# libvlc_set_exit_handler
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# libvlc_video_set_callbacks
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# 17 function(s) not wrapped as methods:
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# libvlc_audio_output_list_release
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