/project/jni/sdl_mixer/music_cmd.h

 1/*
 2    SDL_mixer:  An audio mixer library based on the SDL library
 3    Copyright (C) 1997-2009 Sam Lantinga
 4
 5    This library is free software; you can redistribute it and/or
 6    modify it under the terms of the GNU Library General Public
 7    License as published by the Free Software Foundation; either
 8    version 2 of the License, or (at your option) any later version.
 9
10    This library is distributed in the hope that it will be useful,
11    but WITHOUT ANY WARRANTY; without even the implied warranty of
12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13    Library General Public License for more details.
14
15    You should have received a copy of the GNU Library General Public
16    License along with this library; if not, write to the Free
17    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
18
19    Sam Lantinga
20    slouken@libsdl.org
21*/
22
23/* This file supports an external command for playing music */
24
25#ifdef CMD_MUSIC
26
27#include <sys/types.h>
28#include <limits.h>
29#include <stdio.h>
30#if defined(__linux__) && defined(__arm__)
31# include <linux/limits.h>
32#endif
33typedef struct {
34	char file[PATH_MAX];
35	char cmd[PATH_MAX];
36	pid_t pid;
37} MusicCMD;
38
39/* Unimplemented */
40extern void MusicCMD_SetVolume(int volume);
41
42/* Load a music stream from the given file */
43extern MusicCMD *MusicCMD_LoadSong(const char *cmd, const char *file);
44
45/* Start playback of a given music stream */
46extern void MusicCMD_Start(MusicCMD *music);
47
48/* Stop playback of a stream previously started with MusicCMD_Start() */
49extern void MusicCMD_Stop(MusicCMD *music);
50
51/* Pause playback of a given music stream */
52extern void MusicCMD_Pause(MusicCMD *music);
53
54/* Resume playback of a given music stream */
55extern void MusicCMD_Resume(MusicCMD *music);
56
57/* Close the given music stream */
58extern void MusicCMD_FreeSong(MusicCMD *music);
59
60/* Return non-zero if a stream is currently playing */
61extern int MusicCMD_Active(MusicCMD *music);
62
63#endif /* CMD_MUSIC */