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/* the Music Player Daemon (MPD)
* Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com)
* This project's homepage is: http://www.musicpd.org
*
* This program 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.
*
* This program 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
*/
#ifndef METADATA_PIPE_H
#define METADATA_PIPE_H
#include "tag.h"
#include "mpd_types.h"
void init_metadata_pipe(void);
/*
* Called by the decoder thread, this inserts a tag pointer into the pipe
* DO NOT FREE the tag placed into the pipe; that is that job of the
* caller of metadata_pipe_recv() or metadata_pipe_clear().
*/
void metadata_pipe_send(MpdTag * tag, float metadata_time);
/*
* Reads and consumes one MpdTag pointer off the pipe. The caller
* of this MUST free the MpdTag pointer after it is done using it.
*/
MpdTag * metadata_pipe_recv(void);
/*
* Returns the last read MpdTag from metadata_pipe_recv(), caller
* must free this pointer when it is done using it.
*/
MpdTag * metadata_pipe_current(void);
/* Clears all MpdTag pointers on the pipe, freeing all associated elements */
void metadata_pipe_clear(void);
#endif /* METADATA_PIPE_H */
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