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
|
FILE *f;
f = fopen(filename, "rb");
if (!f) return false;
ov_open(f, &vf, NULL, 0);
vorbis_info *vi = ov_info(&vf,-1);
WAVEFORMATEX wfm;
memset(&wfm, 0, sizeof(wfm));
wfm.cbSize = sizeof(wfm);
wfm.nChannels = vi->channels;
wfm.wBitsPerSample = 16; // ogg vorbis 16 bit
wfm.nSamplesPerSec = vi->rate;
wfm.nAvgBytesPerSec = wfm.nSamplesPerSec*wfm.nChannels*2;
wfm.nBlockAlign = 2*wfm.nChannels;
wfm.wFormatTag = 1;
DSBUFFERDESC desc;
desc.dwSize = sizeof(DSBUFFERDESC);
desc.dwFlags = DSBCAPS_STATIC | DSBCAPS_LOCDEFER | DSBCAPS_CTRLVOLUME;
desc.lpwfxFormat = &wfm;
desc.dwReserved = 0;
desc.dwBufferBytes = BUFSIZE*2;
pDS->CreateSoundBuffer(&desc, &pDSB, NULL );
DWORD pos = 0;
int sec = 0;
int ret = 1;
DWORD size = BUFSIZE*2;
char *buf;
pDSB->Lock(0, 0, (LPVOID*)&buf, &size, NULL, NULL, DSBLOCK_ENTIREBUFFER);
// Bits
while(ret && pos<size)
{
ret = ov_read(&vf, buf+pos, size-pos, 0, 2, 1, &sec);
pos += ret;
}
pDSB->Unlock( buf, size, NULL, NULL );
|