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Diffstat (limited to 'src/decoder_control.h')
-rw-r--r-- | src/decoder_control.h | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/src/decoder_control.h b/src/decoder_control.h new file mode 100644 index 000000000..f492b6aba --- /dev/null +++ b/src/decoder_control.h @@ -0,0 +1,90 @@ +/* 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 "song.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 { + Notify notify; + + volatile enum decoder_state state; + volatile enum decoder_command command; + volatile mpd_uint16 error; + volatile mpd_sint8 seekError; + volatile mpd_sint8 seekable; + volatile double seekWhere; + AudioFormat audioFormat; + Song *current_song; + Song *volatile next_song; + volatile float totalTime; +}; + +extern struct decoder_control dc; + +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 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(Notify *notify); + +void dc_start(Notify *notify, Song *song); + +void dc_start_async(Song *song); + +void dc_stop(Notify *notify); + +int dc_seek(Notify *notify, double where); + +#endif |