AudioCD_Helpers.h

#ifndef AUDIOCD_HELPERS_INCLUDED
#define AUDIOCD_HELPERS_INCLUDED


#include <windows.h>




#define RAW_SECTOR_SIZE         2352
#define CD_SECTOR_SIZE          2048
#define MAXIMUM_NUMBER_TRACKS   100
#define SECTORS_AT_READ         20
#define CD_BLOCKS_PER_SECOND    75
#define IOCTL_CDROM_RAW_READ    0x2403E
#define IOCTL_CDROM_READ_TOC    0x24000


// These structures are defined somewhere in the windows-api, but I did
//   not have the include-file.
typedef struct _TRACK_DATA
{
    UCHAR Reserved;
    UCHAR Control : 4;
    UCHAR Adr : 4;
    UCHAR TrackNumber;
    UCHAR Reserved1;
    UCHAR Address[4];
} TRACK_DATA;

typedef struct _CDROM_TOC
{
    UCHAR Length[2];
    UCHAR FirstTrack;
    UCHAR LastTrack;
    TRACK_DATA TrackData[MAXIMUM_NUMBER_TRACKS];
} CDROM_TOC;

typedef enum _TRACK_MODE_TYPE
{
    YellowMode2,
    XAForm2,
    CDDA
} TRACK_MODE_TYPE, *PTRACK_MODE_TYPE;

typedef struct __RAW_READ_INFO
{
    LARGE_INTEGER  DiskOffset;
    ULONG  SectorCount;
    TRACK_MODE_TYPE  TrackMode;
} RAW_READ_INFO, *PRAW_READ_INFO;



// Msf: Hours, Minutes, Seconds, Frames
ULONG AddressToSectors( UCHAR Addr[4] );

int cddb_sum(int n);

//! return rip percent 
int logRipPercent(int count, int pos);

// A tiny class that helps us creating the header of a wave-file.
class CWaveFileHeader
{
    public:
        CWaveFileHeader();
        CWaveFileHeader( ULONG SamplingRate, USHORT BitsPerSample, USHORT Channels, ULONG DataSize );
        void Set( ULONG SamplingRate, USHORT BitsPerSample, USHORT Channels, ULONG DataSize );

    private:
        UCHAR  m_Riff_ID[4];        //'RIFF'
        ULONG  m_Riff_Size;         // FileSize-8
        UCHAR  m_Riff_Type[4];      // 'WAVE'

        UCHAR  m_Fmt_ID[4];         // 'FMT '
        ULONG  m_Fmt_Length;        // 16
        USHORT m_Fmt_Format;        // 1 (=MS PCM)
        USHORT m_Fmt_Channels;      // 1 = mono, 2 = stereo
        ULONG  m_Fmt_SamplingRate;  // Abtastrate pro Sekunde (z.B. 44100)
        ULONG  m_Fmt_DataRate;      // SamplingRate * BlockAlign
        USHORT m_Fmt_BlockAlign;    // Channels * BitsPerSample / 8
        USHORT m_Fmt_BitsPerSample; // 8 or 16

        UCHAR  m_Data_ID[4];        // 'data'
        ULONG  m_Data_DataSize;     // Size of the following data
};




#endif