USING: alien.c-types alien.syntax classes.struct
windows.kernel32 windows.types ;
IN: windows.directx.audiodefs

STRUCT: WAVEFORMATEX
    { wFormatTag      WORD  }
    { nChannels       WORD  }
    { nSamplesPerSec  DWORD }
    { nAvgBytesPerSec DWORD }
    { nBlockAlign     WORD  }
    { wBitsPerSample  WORD  }
    { cbSize          WORD  } ;

TYPEDEF: WAVEFORMATEX* PWAVEFORMATEX
TYPEDEF: WAVEFORMATEX* NPWAVEFORMATEX
TYPEDEF: WAVEFORMATEX* LPWAVEFORMATEX
TYPEDEF: WAVEFORMATEX* PCWAVEFORMATEX
TYPEDEF: WAVEFORMATEX* LPCWAVEFORMATEX

UNION-STRUCT: WAVEFORMATEXTENSIBLE_UNION
    { wValidBitsPerSample WORD }
    { wSamplesPerBlock    WORD }
    { wReserved           WORD } ;

STRUCT: WAVEFORMATEXTENSIBLE
    { Format        WAVEFORMATEX               }
    { Union         WAVEFORMATEXTENSIBLE_UNION }
    { dwChannelMask DWORD                      }
    { SubFormat     GUID                       } ;

TYPEDEF: WAVEFORMATEXTENSIBLE* PWAVEFORMATEXTENSIBLE
TYPEDEF: WAVEFORMATEXTENSIBLE* LPWAVEFORMATEXTENSIBLE
TYPEDEF: WAVEFORMATEXTENSIBLE* PCWAVEFORMATEXTENSIBLE
TYPEDEF: WAVEFORMATEXTENSIBLE* LPCWAVEFORMATEXTENSIBLE

STRUCT: WAVEFORMAT
    { wFormatTag      WORD  }
    { nChannels       WORD  }
    { nSamplesPerSec  DWORD }
    { nAvgBytesPerSec DWORD }
    { nBlockAlign     WORD  } ;
TYPEDEF: WAVEFORMAT* PWAVEFORMAT
TYPEDEF: WAVEFORMAT* NPWAVEFORMAT
TYPEDEF: WAVEFORMAT* LPWAVEFORMAT

STRUCT: PCMWAVEFORMAT
    { wf             WAVEFORMAT }
    { wBitsPerSample WORD       } ;
TYPEDEF: PCMWAVEFORMAT* PPCMWAVEFORMAT
TYPEDEF: PCMWAVEFORMAT* NPPCMWAVEFORMAT
TYPEDEF: PCMWAVEFORMAT* LPPCMWAVEFORMAT

CONSTANT: WAVE_FORMAT_PCM 1

STRUCT: ADPCMCOEFSET
    { iCoef1 short }
    { iCoef2 short } ;

STRUCT: ADPCMWAVEFORMAT
    { wfx              WAVEFORMATEX    }
    { wSamplesPerBlock WORD            }
    { wNumCoef         WORD            }
    { aCoef            ADPCMCOEFSET[7] } ;

CONSTANT: WAVE_FORMAT_ADPCM           2
CONSTANT: WAVE_FORMAT_UNKNOWN         0
CONSTANT: WAVE_FORMAT_IEEE_FLOAT      3
CONSTANT: WAVE_FORMAT_MPEGLAYER3      HEX: 0055
CONSTANT: WAVE_FORMAT_DOLBY_AC3_SPDIF HEX: 0092
CONSTANT: WAVE_FORMAT_WMAUDIO2        HEX: 0161
CONSTANT: WAVE_FORMAT_WMAUDIO3        HEX: 0162
CONSTANT: WAVE_FORMAT_WMASPDIF        HEX: 0164
CONSTANT: WAVE_FORMAT_EXTENSIBLE      HEX: FFFE

CONSTANT: SPEAKER_FRONT_LEFT            HEX: 00000001
CONSTANT: SPEAKER_FRONT_RIGHT           HEX: 00000002
CONSTANT: SPEAKER_FRONT_CENTER          HEX: 00000004
CONSTANT: SPEAKER_LOW_FREQUENCY         HEX: 00000008
CONSTANT: SPEAKER_BACK_LEFT             HEX: 00000010
CONSTANT: SPEAKER_BACK_RIGHT            HEX: 00000020
CONSTANT: SPEAKER_FRONT_LEFT_OF_CENTER  HEX: 00000040
CONSTANT: SPEAKER_FRONT_RIGHT_OF_CENTER HEX: 00000080
CONSTANT: SPEAKER_BACK_CENTER           HEX: 00000100
CONSTANT: SPEAKER_SIDE_LEFT             HEX: 00000200
CONSTANT: SPEAKER_SIDE_RIGHT            HEX: 00000400
CONSTANT: SPEAKER_TOP_CENTER            HEX: 00000800
CONSTANT: SPEAKER_TOP_FRONT_LEFT        HEX: 00001000
CONSTANT: SPEAKER_TOP_FRONT_CENTER      HEX: 00002000
CONSTANT: SPEAKER_TOP_FRONT_RIGHT       HEX: 00004000
CONSTANT: SPEAKER_TOP_BACK_LEFT         HEX: 00008000
CONSTANT: SPEAKER_TOP_BACK_CENTER       HEX: 00010000
CONSTANT: SPEAKER_TOP_BACK_RIGHT        HEX: 00020000
CONSTANT: SPEAKER_RESERVED              HEX: 7FFC0000
CONSTANT: SPEAKER_ALL                   HEX: 80000000

CONSTANT: SPEAKER_MONO             HEX: 00000004
CONSTANT: SPEAKER_STEREO           HEX: 00000003
CONSTANT: SPEAKER_2POINT1          HEX: 0000000B
CONSTANT: SPEAKER_SURROUND         HEX: 00010007
CONSTANT: SPEAKER_QUAD             HEX: 00028003
CONSTANT: SPEAKER_4POINT1          HEX: 0002800B
CONSTANT: SPEAKER_5POINT1          HEX: 0002800F
CONSTANT: SPEAKER_7POINT1          HEX: 000280CF
CONSTANT: SPEAKER_5POINT1_SURROUND HEX: 0000060F
CONSTANT: SPEAKER_7POINT1_SURROUND HEX: 0002860F