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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 DECODE_H
#define DECODE_H
#include "song.h"
#include "condition.h"
#include "audio_format.h"
#include "path.h"
#define DECODE_TYPE_FILE 0
#define DECODE_TYPE_URL 1
enum dc_action {
DC_ACTION_NONE = 0,
DC_ACTION_START,
DC_ACTION_SEEK, /* like start, but clears previously decoded audio */
DC_ACTION_STOP,
DC_ACTION_QUIT
};
/* only changeable by dc.thread */
enum dc_state {
DC_STATE_STOP = 0, /* decoder stopped (no song) */
DC_STATE_DECODE, /* open() + {file,stream}DecodeFunc (+ paused) */
DC_STATE_QUIT /* NIH, the pthread cancellation API blows... */
};
struct decoder_control {
char utf8url[MPD_PATH_MAX]; /* only needed for wavpack, remove? */
enum dc_state state; /* rw=dc.thread, r=main */
enum dc_action action; /* rw protected by action_cond */
float total_time; /* w=dc.thread, r=main */
float seek_where; /* -1 == error, rw protected by action_cond */
pthread_t thread;
AudioFormat audio_format; /* w=dc.thread, r=all */
};
extern struct decoder_control dc;
void dc_trigger_action(enum dc_action action, float seek_where);
void decoder_init(void);
int dc_try_unhalt(void);
void dc_halt(void);
void dc_action_begin(void);
void dc_action_end(void);
int dc_intr(void);
int dc_seek(void);
enum seek_err_type { DC_SEEK_MISMATCH = -2, DC_SEEK_ERROR = -1 };
void dc_action_seek_fail(enum seek_err_type);
#endif
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