1
/*****************************************************************************
2
* vlc_picture_fifo.h: picture fifo definitions
3
*****************************************************************************
4
* Copyright (C) 2009 the VideoLAN team
5
* $Id: 440886e6543c640f721d4b2344de164785960b01 $
7
* Authors: Laurent Aimar <fenrir _AT_ videolan _DOT_ org>
9
* This program is free software; you can redistribute it and/or modify
10
* it under the terms of the GNU General Public License as published by
11
* the Free Software Foundation; either version 2 of the License, or
12
* (at your option) any later version.
14
* This program is distributed in the hope that it will be useful,
15
* but WITHOUT ANY WARRANTY; without even the implied warranty of
16
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17
* GNU General Public License for more details.
19
* You should have received a copy of the GNU General Public License
20
* along with this program; if not, write to the Free Software
21
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22
*****************************************************************************/
24
#ifndef VLC_PICTURE_FIFO_H
25
#define VLC_PICTURE_FIFO_H 1
29
* This file defines picture fifo structures and functions in vlc
32
#include <vlc_picture.h>
37
* It is thread safe (push/pop).
39
typedef struct picture_fifo_t picture_fifo_t;
42
* It creates an empty picture_fifo_t.
44
VLC_EXPORT( picture_fifo_t *, picture_fifo_New, ( void ) LIBVLC_USED );
47
* It destroys a fifo created by picture_fifo_New.
49
* All pictures inside the fifo will be released by picture_Release.
51
VLC_EXPORT( void, picture_fifo_Delete, ( picture_fifo_t * ) );
54
* It retreives a picture_t from the fifo.
56
* If the fifo is empty, it return NULL without waiting.
58
VLC_EXPORT( picture_t *, picture_fifo_Pop, ( picture_fifo_t * ) LIBVLC_USED );
61
* It returns the first picture_t pointer from the fifo but does not
62
* remove it. The picture returned has been hold for you so you
63
* must call picture_Release on it.
65
* If the fifo is empty, it return NULL without waiting.
67
VLC_EXPORT( picture_t *, picture_fifo_Peek, ( picture_fifo_t * ) LIBVLC_USED );
70
* It saves a picture_t into the fifo.
72
VLC_EXPORT( void, picture_fifo_Push, ( picture_fifo_t *, picture_t * ) );
75
* It release all picture inside the fifo that have a lower or equal date
76
* if flush_before or higher or equal to if not flush_before than the given one.
78
* All pictures inside the fifo will be released by picture_Release.
80
VLC_EXPORT( void, picture_fifo_Flush, ( picture_fifo_t *, mtime_t date, bool flush_before ) );
83
* It applies a delta on all the picture timestamp.
85
VLC_EXPORT( void, picture_fifo_OffsetDate, ( picture_fifo_t *, mtime_t delta ) );
88
#endif /* VLC_PICTURE_FIFO_H */