windows-nt/Source/XPSP1/NT/multimedia/media/avi/avifile/wavefile.h

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2020-09-26 03:20:57 -05:00
/****************************************************************************
*
* WAVEFILE.H
*
* header file for routines for reading WAVE files
*
***************************************************************************/
/* - - - - - - - - */
#ifdef WIN32
#define _export // EXPORT in def file does everything necessary in WIN32
#endif
#include "avifile.rc"
extern HMODULE ghModule; // global HMODULE/HINSTANCE for resource access
/* - - - - - - - - */
/*
** This class is used to implement a handler for a type of file with only
** one stream. In this case, we don't have to worry about allocating more
** than one stream object for each file object, so we can combine the
** two together in a single class.
**
*/
#ifdef __cplusplus
extern "C" /* Assume C declarations for C++ */
#endif /* __cplusplus */
HRESULT WaveFileCreate(
IUnknown FAR* pUnknownOuter,
REFIID riid,
void FAR* FAR* ppv);
/* - - - - - - - - */
/*
** These variables help keep track of whether the DLL is still in use,
** so that when our DllCanUnloadNow() function is called, we know what
** to say.
*/
extern UINT uUseCount;
extern UINT uLockCount;
/* - - - - - - - - */
//
// This is our unique identifier
//
// NOTE: If you modify this sample code to do something else, you MUST
// CHANGE THIS!
//
// Run uuidgen.exe from the tools directory and get your own GUID.
// DO NOT USE THIS ONE!
//
//
//
DEFINE_GUID(CLSID_AVIWaveFileReader, 0x00020003, 0, 0, 0xC0,0,0,0,0,0,0,0x46);