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/*
* Copyright (C) 2001-2003 the xine project
*
* This file is part of xine, a free video player.
*
* xine 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; either version 2 of the License, or
* (at your option) any later version.
*
* xine 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
*
* $Id: lrb.h,v 1.4 2003/12/09 00:02:36 f1rmb Exp $
*
* lrb : limited ring buffer
* used for temporal buffer, limited to n elements
*
*/
#ifndef HAVE_LRB_H
#define HAVE_LRB_H
#ifdef XINE_COMPILE
# include "buffer.h"
#else
# include <xine/buffer.h>
#endif
typedef struct {
int max_num_entries;
int cur_num_entries;
buf_element_t *newest, *oldest;
fifo_buffer_t *fifo;
} lrb_t;
lrb_t *lrb_new (int max_num_entries,
fifo_buffer_t *fifo) ;
void lrb_drop (lrb_t *this) ;
void lrb_add (lrb_t *this, buf_element_t *buf) ;
void lrb_feedback (lrb_t *this, fifo_buffer_t *fifo) ;
void lrb_flush (lrb_t *this) ;
#endif
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