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Play/config/mmsystem.h  view on Meta::CPAN

#define  WAVE_FORMAT_DIRECT        0x0008
#define  WAVE_FORMAT_DIRECT_QUERY  (WAVE_FORMAT_QUERY | WAVE_FORMAT_DIRECT)
#endif /* WINVER >= 0x0400 */

#define CALLBACK_TYPEMASK   0x00070000l    /* callback type mask */
#define CALLBACK_NULL       0x00000000l    /* no callback */
#define CALLBACK_WINDOW     0x00010000l    /* dwCallback is a HWND */
#define CALLBACK_TASK       0x00020000l    /* dwCallback is a HTASK */
#define CALLBACK_FUNCTION   0x00030000l    /* dwCallback is a FARPROC */
#ifdef _WIN32
#define CALLBACK_THREAD     (CALLBACK_TASK)/* thread ID replaces 16 bit task */
#define CALLBACK_EVENT      0x00050000l    /* dwCallback is an EVENT Handle */
#endif
/* flags for wFormatTag field of WAVEFORMAT */
#define WAVE_FORMAT_PCM     1
/* OLD general waveform format structure (information common to all formats) */
typedef struct waveformat_tag {
    WORD    wFormatTag;        /* format type */
    WORD    nChannels;         /* number of channels (i.e. mono, stereo, etc.) */
    DWORD   nSamplesPerSec;    /* sample rate */
    DWORD   nAvgBytesPerSec;   /* for buffer estimation */