1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
|
/*
* Copyright (C) Volition, Inc. 1999. All rights reserved.
*
* All source code herein is the property of Volition, Inc. You may not sell
* or otherwise commercially exploit the source or things you created based on the
* source.
*
*/
#ifndef _AUDIOSTR_H
#define _AUDIOSTR_H
// type of audio stream
#define ASF_SOUNDFX 0
#define ASF_EVENTMUSIC 1
#define ASF_MENUMUSIC 2
#define ASF_VOICE 3
#define ASF_NONE 4 // used to catch errors
// NOTE: the only difference between EVENTMUSIC and everything else is that EVENTMUSIC
// will always respect the file type, everything else will load first available type
#define MAX_AUDIO_STREAMS 30
#ifdef NEED_STRHDL
#ifdef _WIN32
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <mmsystem.h>
#endif
#include "sound/ogg/ogg.h"
// audio stream file handle information
typedef struct {
HMMIO cfp; // handle for mmio
long true_offset; // true offset of file into VP
uint size; // total size of file being read
// for OGGs
OggVorbis_File vorbis_file; // vorbis file info
} STRHDL;
#endif // NEED_STRHDL
// Initializes the audio streaming library. Called
// automatically when the sound stuff is inited.
void audiostream_init();
// Closes down the audio streaming library
void audiostream_close();
// Opens a wave file but doesn't play it.
int audiostream_open( char * filename, int type );
// Closes the opened wave file. This doesn't have to be
// called between songs, because when you open the next
// song, it will call this internally.
void audiostream_close_file(int i, int fade = 1);
void audiostream_close_all(int fade);
// Plays the currently opened wave file
void audiostream_play(int i, float volume = -1.0f, int looping = 1);
// See if a particular stream is playing
int audiostream_is_playing(int i);
// Stops the currently opened wave file
void audiostream_stop(int i, int rewind = 1, int paused = 0);
// set the volume for every audio stream of a particular type
void audiostream_set_volume_all(float volume, int type);
// set the volume for a particular audio stream
void audiostream_set_volume(int i, float volume);
// see if a particular stream is paused
int audiostream_is_paused(int i);
// set the number of samples that the sound should cutoff after
void audiostream_set_sample_cutoff(int i, unsigned int cutoff);
// return the number of samples streamed to the Direct Sound buffer so far
unsigned int audiostream_get_samples_committed(int i);
// check if the streaming has read all the bytes from disk yet
int audiostream_done_reading(int i);
// return if audiostream has initialized ok
int audiostream_is_inited();
void audiostream_pause(int i); // pause a particular stream
void audiostream_pause_all(); // pause all audio streams
void audiostream_unpause(int i); // unpause a particular stream
void audiostream_unpause_all(); // unpause all audio streams
#endif // _AUDIOSTR_H
|
