apps/codec_thread.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2005 Miika Pekkarinen
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21
  22 #ifndef _CODEC_THREAD_H
  23 #define _CODEC_THREAD_H
  24
  25 #include <stdbool.h>
  26
  27 /* codec identity */
  28 const char *get_codec_filename(int cod_spec);
  29
  30 /* codec thread */
  31
  32 /* Audio MUST be stopped before requesting callback! */
  33 void codec_thread_do_callback(void (*fn)(void),
  34                               unsigned int *codec_thread_id);
  35
  36 void codec_init_codec_api(void);
  37 void make_codec_thread(void);
  38 void codec_thread_resume(void);
  39 bool is_codec_thread(void);
  40 #ifdef HAVE_PRIORITY_SCHEDULING
  41 int codec_thread_get_priority(void);
  42 int codec_thread_set_priority(int priority);
  43 #endif
  44
  45 /* codec commands - on audio thread only! */
  46 bool codec_load(int hid, int cod_spec);
  47 void codec_go(void);
  48 bool codec_pause(void);
  49 void codec_seek(long time);
  50 void codec_stop(void);
  51 void codec_unload(void);
  52 int codec_loaded(void);
  53
  54 /* */
  55
  56 #endif /* _CODEC_THREAD_H */