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Tricks of the Windows Gam…ming Gurus (2nd Edition)
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Disc2.iso
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vc98
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include
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dv.h
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C/C++ Source or Header
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1998-04-25
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#ifndef _DV_H_
#define _DV_H_
#define DV_SMCHN 0x0000e000
#define DV_AUDIOMODE 0x00000f00
#define DV_AUDIO5060 0x00200000
#define DV_AUDIOSMP 0x38000000
#define DV_AUDIOQU 0x07000000
#define DV_NTSC525_60 0
#define DV_PAL625_50 1
#define DV_SD 0x00
#define DV_HD 0x01
#define DV_SL 0x02
#define SIZE_DVINFO 0x20
typedef struct tag_DVINFO{
//for 1st 5/6 DIF seq.
DWORD dwDVAAuxSrc;
DWORD dwDVAAuxCtl;
//for 2nd 5/6 DIF seq.
DWORD dwDVAAuxSrc1;
DWORD dwDVAAuxCtl1;
//for video information
DWORD dwDVVAuxSrc;
DWORD dwDVVAuxCtl;
DWORD dwDVReserved[2];
} DVINFO, *PDVINFO;
typedef struct Tag_DVAudInfo
{
BYTE bAudStyle[2];
//LSB 6 bits for starting DIF sequence number
//MSB 2 bits: 0 for mon. 1: stereo in one 5/6 DIF sequences, 2: stereo audio in both 5/6 DIF sequences
//example: 0x00: mon, audio in first 5/6 DIF sequence
// 0x05: mon, audio in 2nd 5 DIF sequence
// 0x15: stereo, audio only in 2nd 5 DIF sequence
// 0x10: stereo, audio only in 1st 5/6 DIF sequence
// 0x20: stereo, left ch in 1st 5/6 DIF sequence, right ch in 2nd 5/6 DIF sequence
// 0x26: stereo, rightch in 1st 6 DIF sequence, left ch in 2nd 6 DIF sequence
BYTE bAudQu[2]; //qbits, only support 12, 16,
BYTE bNumAudPin; //how many pin(language)
WORD wAvgSamplesPerPinPerFrm[2]; //samples size for one audio pin in one frame(which has 10 or 12 DIF sequence)
WORD wBlkMode; //45 for NTSC, 54 for PAL
WORD wDIFMode; //5 for NTSC, 6 for PAL
WORD wBlkDiv; //15 for NTSC, 18 for PAL
} DVAudInfo;
#endif // _DV_H_