tsiry-sandratraina.com
A modern Music Player Daemon based on Rockbox open source high quality audio player
libadwaita
audio
rust
zig
deno
mpris
rockbox
mpd
1
2#ifndef SFORMAT_H__
3#define SFORMAT_H__
4
5typedef unsigned short uint16;
6typedef unsigned long uint32;
7
8#define FORMAT_WAVE 0
9#define FORMAT_AIFF 1
10#define FORMAT_NEXT 2
11
12/* the NeXTStep sound header structure; can be big or little endian */
13
14typedef struct _nextstep
15{
16 char ns_fileid[4]; /* magic number '.snd' if file is big-endian */
17 uint32 ns_onset; /* byte offset of first sample */
18 uint32 ns_length; /* length of sound in bytes */
19 uint32 ns_format; /* format; see below */
20 uint32 ns_sr; /* sample rate */
21 uint32 ns_nchans; /* number of channels */
22 char ns_info[4]; /* comment */
23} t_nextstep;
24
25#define NS_FORMAT_LINEAR_16 3
26#define NS_FORMAT_LINEAR_24 4
27#define NS_FORMAT_FLOAT 6
28#define SCALE (1./(1024. * 1024. * 1024. * 2.))
29
30/* the WAVE header. All Wave files are little endian. We assume
31 the "fmt" chunk comes first which is usually the case but perhaps not
32 always; same for AIFF and the "COMM" chunk. */
33
34typedef unsigned word;
35typedef unsigned long dword;
36
37typedef struct _wave
38{
39 char w_fileid[4]; /* chunk id 'RIFF' */
40 uint32 w_chunksize; /* chunk size */
41 char w_waveid[4]; /* wave chunk id 'WAVE' */
42 char w_fmtid[4]; /* format chunk id 'fmt ' */
43 uint32 w_fmtchunksize; /* format chunk size */
44 uint16 w_fmttag; /* format tag, 1 for PCM */
45 uint16 w_nchannels; /* number of channels */
46 uint32 w_samplespersec; /* sample rate in hz */
47 uint32 w_navgbytespersec; /* average bytes per second */
48 uint16 w_nblockalign; /* number of bytes per sample */
49 uint16 w_nbitspersample; /* number of bits in a sample */
50 char w_datachunkid[4]; /* data chunk id 'data' */
51 uint32 w_datachunksize; /* length of data chunk */
52} t_wave;
53
54
55#endif
56