Source code of Windows XP (NT5)
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/*==========================================================================
* * Copyright (C) 1999 Microsoft Corporation. All Rights Reserved. * * File: dvcdb.h * Content: structures, data types and functions for the * compression subsystem * * History: * Date By Reason * ==== == ====== * 08/23/99 rodtoll Created * 09/08/99 rodtoll Moved the dwMaxBitsPerSecond field to the DVCOMPRESSIONINFO struct * 10/07/99 rodtoll Updated to work in Unicode * 10/29/99 rodtoll Bug #113726 - Integrate Voxware Codecs, updating to use new * pluggable codec architecture. * 03/03/2000 rodtoll Updated to handle alternative gamevoice build. * ***************************************************************************/
#ifndef __DVCDB_H
#define __DVCDB_H
HRESULT DVCDB_LoadCompressionInfo(const WCHAR *swzBaseRegistryPath );HRESULT DVCDB_FreeCompressionInfo();
HRESULT CREG_ReadAndAllocWaveFormatEx( HKEY hkeyReg, const LPWSTR path, LPWAVEFORMATEX *lpwfxFormat );HRESULT DVCDB_GetCompressionInfo( GUID guidType, PDVFULLCOMPRESSIONINFO *lpdvfCompressionInfo );HRESULT DVCDB_IsValidCompressionType( GUID guidType );
HRESULT DVCDB_CreateConverter( GUID guidSrc, WAVEFORMATEX *pwfxTarget, PDPVCOMPRESSOR *pConverter );HRESULT DVCDB_CreateConverter( WAVEFORMATEX *pwfxSrcFormat, GUID guidTarget, PDPVCOMPRESSOR *pConverter );DWORD DVCDB_CalcUnCompressedFrameSize( LPDVFULLCOMPRESSIONINFO lpdvInfo, LPWAVEFORMATEX lpwfxFormat );
HRESULT DVCDB_CopyCompressionArrayToBuffer( LPVOID lpBuffer, LPDWORD lpdwSize, LPDWORD lpdwNumElements, DWORD dwFlags );DWORD DVCDB_GetCompressionInfoSize( LPDVCOMPRESSIONINFO lpdvCompressionInfo );
#endif
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