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dmoreg.h：源码内容
							//------------------------------------------------------------------------------
// File: DMOReg.h
//
// Desc: 
//
// Copyright (c) 1999 - 2000, Microsoft Corporation.  All rights reserved.
//------------------------------------------------------------------------------
#ifndef __DMOREG_H__
#define __DMOREG_H__
#include "mediaobj.h"
// 57f2db8b-e6bb-4513-9d43-dcd2a6593125
DEFINE_GUID(DMOCATEGORY_AUDIO_DECODER, 0x57f2db8b,0xe6bb,0x4513,0x9d,0x43,0xdc,0xd2,0xa6,0x59,0x31,0x25);
// 33D9A761-90C8-11d0-BD43-00A0C911CE86
DEFINE_GUID(DMOCATEGORY_AUDIO_ENCODER, 0x33D9A761,0x90C8,0x11d0,0xBD,0x43,0x00,0xA0,0xC9,0x11,0xCE,0x86);
// 4a69b442-28be-4991-969c-b500adf5d8a8
DEFINE_GUID(DMOCATEGORY_VIDEO_DECODER, 0x4a69b442,0x28be,0x4991,0x96,0x9c,0xb5,0x00,0xad,0xf5,0xd8,0xa8);
// 33D9A760-90C8-11d0-BD43-00A0C911CE86
DEFINE_GUID(DMOCATEGORY_VIDEO_ENCODER, 0x33D9A760,0x90C8,0x11d0,0xBD,0x43,0x00,0xA0,0xC9,0x11,0xCE,0x86);
// f3602b3f-0592-48df-a4cd-674721e7ebeb
DEFINE_GUID(DMOCATEGORY_AUDIO_EFFECT, 0xf3602b3f,0x0592,0x48df,0xa4,0xcd,0x67,0x47,0x21,0xe7,0xeb,0xeb);
// d990ee14-776c-4723-be46-3da2f56f10b9
DEFINE_GUID(DMOCATEGORY_VIDEO_EFFECT, 0xd990ee14,0x776c,0x4723,0xbe,0x46,0x3d,0xa2,0xf5,0x6f,0x10,0xb9);
// f665aaba-3e09-4920-aa5f-219811148f09
DEFINE_GUID(DMOCATEGORY_AUDIO_CAPTURE_EFFECT, 0xf665aaba,0x3e09,0x4920,0xaa,0x5f,0x21,0x98,0x11,0x14,0x8f,0x09);
// Acoustic Echo Canceller {BF963D80-C559-11D0-8A2B-00A0C9255AC1}
// Matches KSNODETYPE_ACOUSTIC_ECHO_CANCEL in ksmedia.h
DEFINE_GUID(DMOCATEGORY_ACOUSTIC_ECHO_CANCEL, 0xBF963D80L, 0xC559, 0x11D0, 0x8A, 0x2B, 0x00, 0xA0, 0xC9, 0x25, 0x5A, 0xC1);
// Noise Supression {E07F903F-62FD-4e60-8CDD-DEA7236665B5}
// Matches KSNODETYPE_AUDIO_NOISE_SUPPRESS in post Windows ME DDK's ksmedia.h
DEFINE_GUID(DMOCATEGORY_AUDIO_NOISE_SUPPRESS, 0xe07f903f, 0x62fd, 0x4e60, 0x8c, 0xdd, 0xde, 0xa7, 0x23, 0x66, 0x65, 0xb5);
// Automatic Gain Control {E88C9BA0-C557-11D0-8A2B-00A0C9255AC1}
// Matches KSNODETYPE_AGC in ksmedia.h
DEFINE_GUID(DMOCATEGORY_AGC, 0xE88C9BA0L, 0xC557, 0x11D0, 0x8A, 0x2B, 0x00, 0xA0, 0xC9, 0x25, 0x5A, 0xC1);
typedef struct _DMO_PARTIAL_MEDIATYPE {
   GUID type;
   GUID subtype;
} DMO_PARTIAL_MEDIATYPE, *PDMO_PARTIAL_MEDIATYPE;
enum DMO_REGISTER_FLAGS {
   DMO_REGISTERF_IS_KEYED = 0x00000001
};
enum DMO_ENUM_FLAGS {
   DMO_ENUMF_INCLUDE_KEYED = 0x00000001
};
STDAPI DMORegister(
   LPCWSTR szName,
   REFCLSID clsidDMO,
   REFGUID guidCategory,
   DWORD dwFlags, // DMO_REGISTERF_XXX
   //
   // Register all mediatypes supported by the object.  This carries no
   // information about which combinations of input/output types would
   // actually work.
   //
   DWORD cInTypes,
   const DMO_PARTIAL_MEDIATYPE *pInTypes,
   DWORD cOutTypes,
   const DMO_PARTIAL_MEDIATYPE *pOutTypes
);
STDAPI DMOUnregister(
   REFCLSID clsidDMO,
   REFGUID guidCategory // optional - GUID_NULL means unregister from all
);
STDAPI DMOEnum(
   REFGUID guidCategory, // GUID_NULL for "all"
   DWORD dwFlags, // DMO_ENUMF_XXX
   //
	// Enumerate only objects that support at least one of the specified input types
	// and at least one of the specified output types.  If no input types are specified,
	// enumerate objects regardless of what input types they support.  Same for
	// output types.
   //
   DWORD cInTypes,
   const DMO_PARTIAL_MEDIATYPE *pInTypes, // can be NULL only of ulInTypes = 0
   DWORD cOutTypes,
   const DMO_PARTIAL_MEDIATYPE *pOutTypes, // can be NULL only of ulOutTypes = 0
   //
   // Output parameter - this receives a pointer to the DMO CLSID enumerator
   //
   IEnumDMO **ppEnum
);
STDAPI DMOGetTypes(
   REFCLSID clsidDMO,
   unsigned long ulInputTypesRequested,
   unsigned long *pulInputTypesSupplied,
   DMO_PARTIAL_MEDIATYPE *pInputTypes,
   unsigned long ulOutputTypesRequested,
   unsigned long *pulOutputTypesSupplied,
   DMO_PARTIAL_MEDIATYPE *pOutputTypes
);
STDAPI DMOGetName(
   REFCLSID clsidDMO,
   WCHAR szName[80]
);
#endif //__DMOREG_H__

						