/* the Music Player Daemon (MPD) * Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com) * Copyright (C) 2008 Max Kellermann <max@duempel.org> * 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 "decoder_api.h" #include "audio_format.h" #include "notify.h" #define DECODE_TYPE_FILE 0 #define DECODE_TYPE_URL 1 enum decoder_state { DECODE_STATE_STOP = 0, DECODE_STATE_START, DECODE_STATE_DECODE }; #define DECODE_ERROR_NOERROR 0 #define DECODE_ERROR_UNKTYPE 10 #define DECODE_ERROR_FILE 20 struct decoder_control { struct notify notify; volatile enum decoder_state state; volatile enum decoder_command command; volatile uint16_t error; volatile int8_t seekError; volatile int8_t seekable; volatile double seekWhere; struct audio_format audioFormat; struct song *current_song; struct song *volatile next_song; volatile float totalTime; }; extern struct decoder_control dc; void dc_init(void); void dc_deinit(void); static inline int decoder_is_idle(void) { return dc.state == DECODE_STATE_STOP && dc.command != DECODE_COMMAND_START; } static inline int decoder_is_starting(void) { return dc.command == DECODE_COMMAND_START || dc.state == DECODE_STATE_START; } static inline struct song * decoder_current_song(void) { if (dc.state == DECODE_STATE_STOP || dc.error != DECODE_ERROR_NOERROR) return NULL; return dc.current_song; } void dc_command_wait(struct notify *notify); void dc_start(struct notify *notify, struct song *song); void dc_start_async(struct song *song); void dc_stop(struct notify *notify); int dc_seek(struct notify *notify, double where); #endif