//------------------------------------------------------------------------------ // File: MFTransform.idl // // Desc: Define the interfaces for Media Foundation Transforms. This file will be // processed by the MIDL tool to produce MFTransform.h and proxy-stub code. // // Copyright (c) 1999 - 2003, Microsoft Corporation. All rights reserved. //------------------------------------------------------------------------------ import "mfobjects.idl"; // Per-buffer flags that apply to input buffers enum _MFT_INPUT_DATA_BUFFER_FLAGS { // // Not carried over from DMO (IMediaObject), but should be // reserved so no new MFT flag clashes with them: // // DMO_INPUT_DATA_BUFFER_SYNCPOINT = 0x00000001, // DMO_INPUT_DATA_BUFFER_TIME = 0x00000002, // DMO_INPUT_DATA_BUFFER_TIMELENGTH = 0x00000004 MFT_INPUT_DATA_BUFFER_PLACEHOLDER = 0xFFFFFFFF // right now there are no flags defined }; // Per-buffer flags that apply to output buffers. enum _MFT_OUTPUT_DATA_BUFFER_FLAGS { // // Not carried over from DMO (IMediaObject), but should be // reserved so no new MFT flag clashes with them: // // DMO_OUTPUT_DATA_BUFFER_SYNCPOINT = 0x00000001, // DMO_OUTPUT_DATA_BUFFER_TIME = 0x00000002, // DMO_OUTPUT_DATA_BUFFER_TIMELENGTH = 0x00000004, // // This flag means the object can produce more samples without any more input. // MFT_OUTPUT_DATA_BUFFER_INCOMPLETE = 0x01000000, // // New for MFT // MFT_OUTPUT_DATA_BUFFER_FORMAT_CHANGE = 0x00000100, MFT_OUTPUT_DATA_BUFFER_STREAM_END = 0x00000200, MFT_OUTPUT_DATA_BUFFER_NO_SAMPLE = 0x00000300 }; // Flags returned by GetInputStatusFlags() enum _MFT_INPUT_STATUS_FLAGS { // // Carried over from DMO (IMediaObject) // // // ACCEPT_DATA indicates that the input stream is ready to accept // new data via ProcessInput(). // MFT_INPUT_STATUS_ACCEPT_DATA = 0x00000001 }; // Flags returned by GetOutputStatusFlags() enum _MFT_OUTPUT_STATUS_FLAGS { // // New for MFT // // // SAMPLE_READY indicates that a sample is available on at least one // of the output streams, and a call to ProcessOutput will // retrieve it. // MFT_OUTPUT_STATUS_SAMPLE_READY = 0x00000001 }; // Flags returned by GetInputStreamInfo() enum _MFT_INPUT_STREAM_INFO_FLAGS { // // Carried over from DMO (IMediaObject) // MFT_INPUT_STREAM_WHOLE_SAMPLES = 0x00000001, MFT_INPUT_STREAM_SINGLE_SAMPLE_PER_BUFFER = 0x00000002, MFT_INPUT_STREAM_FIXED_SAMPLE_SIZE = 0x00000004, MFT_INPUT_STREAM_HOLDS_BUFFERS = 0x00000008, // // New for MFT // MFT_INPUT_STREAM_DOES_NOT_ADDREF = 0x00000100, MFT_INPUT_STREAM_REMOVABLE = 0x00000200, MFT_INPUT_STREAM_OPTIONAL = 0x00000400, MFT_INPUT_STREAM_PROCESSES_IN_PLACE = 0x00000800 }; // Flags returned by GetOutputStreamInfo() enum _MFT_OUTPUT_STREAM_INFO_FLAGS { // // Carried over from DMO (IMediaObject) // MFT_OUTPUT_STREAM_WHOLE_SAMPLES = 0x00000001, MFT_OUTPUT_STREAM_SINGLE_SAMPLE_PER_BUFFER = 0x00000002, MFT_OUTPUT_STREAM_FIXED_SAMPLE_SIZE = 0x00000004, MFT_OUTPUT_STREAM_DISCARDABLE = 0x00000008, MFT_OUTPUT_STREAM_OPTIONAL = 0x00000010, // // New for MFT // MFT_OUTPUT_STREAM_PROVIDES_SAMPLES = 0x00000100, MFT_OUTPUT_STREAM_CAN_PROVIDE_SAMPLES = 0x00000200, MFT_OUTPUT_STREAM_LAZY_READ = 0x00000400, MFT_OUTPUT_STREAM_REMOVABLE = 0x00000800 }; // SetType flags enum _MFT_SET_TYPE_FLAGS { // // Carried over from DMO (IMediaObject) // MFT_SET_TYPE_TEST_ONLY = 0x00000001,// check but don't set // // not carried over from DMO - use NULL type to unset. // //MFT_SET_TYPE_CLEAR = 0x00000002 // unset }; // // ProcessOutput() dwFlags (signals from caller to MFT) // enum _MFT_PROCESS_OUTPUT_FLAGS { // // Carried over from DMO (IMediaObject) // MFT_PROCESS_OUTPUT_DISCARD_WHEN_NO_BUFFER = 0x00000001 // discard this sample if pSample ptr is NULL. }; // // ProcessOutput() pdwStatus (output from MFT to caller) // enum _MFT_PROCESS_OUTPUT_STATUS { // // new for MFT // MFT_PROCESS_OUTPUT_STATUS_NEW_STREAMS = 0x00000100 // Output flag }; enum _MFT_DRAIN_TYPE { MFT_DRAIN_PRODUCE_TAILS = 0x00000000, MFT_DRAIN_NO_TAILS = 0x00000001 }; // // used by GetStreamLimits - the transform returns it in *pdwInputMaximum or *pdwOutputMaximum // to mean that the MFT has no theoretical stream limit. // cpp_quote( "#define MFT_STREAMS_UNLIMITED 0xFFFFFFFF" ) // // Used by SetOutputBounds when the lower or upper limit are unbounded. // cpp_quote( "#define MFT_OUTPUT_BOUND_LOWER_UNBOUNDED MINLONGLONG" ) cpp_quote( "#define MFT_OUTPUT_BOUND_UPPER_UNBOUNDED MAXLONGLONG" ) typedef enum _MFT_MESSAGE_TYPE { // // commands - must be acted on // MFT_MESSAGE_COMMAND_FLUSH = 0x00000000, MFT_MESSAGE_COMMAND_DRAIN = 0x00000001, MFT_MESSAGE_SET_D3D_MANAGER = 0x00000002, #if (WINVER >= _WIN32_WINNT_WIN7) MFT_MESSAGE_DROP_SAMPLES = 0x00000003, #endif // (WINVER >= _WIN32_WINNT_WIN7) // // notifications - no action required; effect is transform-dependent // MFT_MESSAGE_NOTIFY_BEGIN_STREAMING = 0x10000000, MFT_MESSAGE_NOTIFY_END_STREAMING = 0x10000001, MFT_MESSAGE_NOTIFY_END_OF_STREAM = 0x10000002, // // send by pipeline before processing the first sample // MFT_MESSAGE_NOTIFY_START_OF_STREAM = 0x10000003, #if (WINVER >= _WIN32_WINNT_WIN7) // // commands (applicable to async MFTs only) - must be acted on // MFT_MESSAGE_COMMAND_MARKER = 0x20000000 #endif // (WINVER >= _WIN32_WINNT_WIN7) } MFT_MESSAGE_TYPE; typedef struct _MFT_INPUT_STREAM_INFO { LONGLONG hnsMaxLatency; // maximum time latency in 100ns increments DWORD dwFlags; // MFT_INPUT_STREAM_INFO_FLAGS DWORD cbSize; // size of each sample's buffer DWORD cbMaxLookahead; // max total bytes held DWORD cbAlignment; // buffer alignment requirement } MFT_INPUT_STREAM_INFO; typedef struct _MFT_OUTPUT_STREAM_INFO { DWORD dwFlags; // MFT_INPUT_STREAM_INFO_FLAGS DWORD cbSize; // size of each sample's buffer DWORD cbAlignment; // buffer alignment requirement } MFT_OUTPUT_STREAM_INFO; // // Output buffer info structure: one of these must be passed in for each // output stream with every ProcessOutput() call // All [out] fields should be // assumed undefined if ProcessOutput() failed // typedef struct _MFT_OUTPUT_DATA_BUFFER { DWORD dwStreamID; // [in] which stream is this for IMFSample * pSample; // [in/out] can be NULL DWORD dwStatus; // [out] MFT_OUTPUT_DATA_BUFFER_FLAGS (INCOMPLETE, etc.) IMFCollection * pEvents; // [out] Can be NULL. Zero or more events produced by the MFT } MFT_OUTPUT_DATA_BUFFER, *PMFT_OUTPUT_DATA_BUFFER; cpp_quote( "//" ) cpp_quote( "// redefine all the method names to have MFT at the beginning so they don't class with DMO methods." ) cpp_quote( "//" ) cpp_quote( "#ifdef MFT_UNIQUE_METHOD_NAMES" ) cpp_quote( "#define GetStreamLimits MFTGetStreamLimits" ) cpp_quote( "#define GetStreamCount MFTGetStreamCount" ) cpp_quote( "#define GetStreamIDs MFTGetStreamIDs" ) cpp_quote( "#define GetInputStreamInfo MFTGetInputStreamInfo" ) cpp_quote( "#define GetOutputStreamInfo MFTGetOutputStreamInfo" ) cpp_quote( "#define DeleteInputStream MFTDeleteInputStream" ) cpp_quote( "#define AddInputStreams MFTAddInputStreams" ) cpp_quote( "#define GetInputAvailableType MFTGetInputAvailableType" ) cpp_quote( "#define GetOutputAvailableType MFTGetOutputAvailableType" ) cpp_quote( "#define SetInputType MFTSetInputType" ) cpp_quote( "#define SetOutputType MFTSetOutputType" ) cpp_quote( "#define GetInputCurrentType MFTGetInputCurrentType" ) cpp_quote( "#define GetOutputCurrentType MFTGetOutputCurrentType" ) cpp_quote( "#define GetInputStatus MFTGetInputStatus" ) cpp_quote( "#define GetOutputStatus MFTGetOutputStatus" ) cpp_quote( "#define SetOutputBounds MFTSetOutputBounds" ) cpp_quote( "#define ProcessEvent MFTProcessEvent" ) cpp_quote( "#define ProcessMessage MFTProcessMessage" ) cpp_quote( "#define ProcessInput MFTProcessInput" ) cpp_quote( "#define ProcessOutput MFTProcessOutput" ) cpp_quote( "#endif" ) // Interface supported by media objects [ object, uuid(bf94c121-5b05-4e6f-8000-ba598961414d) ] interface IMFTransform : IUnknown { // // Stream enumeration // HRESULT GetStreamLimits( [out] DWORD *pdwInputMinimum, [out] DWORD *pdwInputMaximum, [out] DWORD *pdwOutputMinimum, [out] DWORD *pdwOutputMaximum ); HRESULT GetStreamCount( [out] DWORD *pcInputStreams, [out] DWORD *pcOutputStreams ); HRESULT GetStreamIDs( DWORD dwInputIDArraySize, [out,size_is(dwInputIDArraySize)] DWORD *pdwInputIDs, DWORD dwOutputIDArraySize, [out,size_is(dwOutputIDArraySize)] DWORD *pdwOutputIDs ); HRESULT GetInputStreamInfo( DWORD dwInputStreamID, [out] MFT_INPUT_STREAM_INFO * pStreamInfo ); HRESULT GetOutputStreamInfo( DWORD dwOutputStreamID, [out] MFT_OUTPUT_STREAM_INFO * pStreamInfo ); HRESULT GetAttributes( [out] IMFAttributes** pAttributes ); HRESULT GetInputStreamAttributes( DWORD dwInputStreamID, [out] IMFAttributes** pAttributes ); HRESULT GetOutputStreamAttributes( DWORD dwOutputStreamID, [out] IMFAttributes** pAttributes ); HRESULT DeleteInputStream( DWORD dwStreamID ); HRESULT AddInputStreams( DWORD cStreams, [in] DWORD * adwStreamIDs ); // // Mediatypes // // // GetxxxAvailableType - iterate through media types supported by a stream. // HRESULT GetInputAvailableType( DWORD dwInputStreamID, DWORD dwTypeIndex, // 0-based [out] IMFMediaType ** ppType ); HRESULT GetOutputAvailableType( DWORD dwOutputStreamID, DWORD dwTypeIndex, // 0-based [out] IMFMediaType ** ppType ); // // SetxxxType - tell the object the type of data it will work with. // HRESULT SetInputType( DWORD dwInputStreamID, [in] IMFMediaType *pType, DWORD dwFlags ); HRESULT SetOutputType( DWORD dwOutputStreamID, [in] IMFMediaType *pType, DWORD dwFlags ); // // GetxxxCurrentType - get the current type set for the given stream index. // HRESULT GetInputCurrentType( DWORD dwInputStreamID, [out] IMFMediaType ** ppType ); HRESULT GetOutputCurrentType( DWORD dwOutputStreamID, [out] IMFMediaType ** ppType ); // // Streaming / state methods // // GetInputStatus - the only flag defined right now is MFT_INPUT_STATUS_ACCEPT_DATA. HRESULT GetInputStatus( DWORD dwInputStreamID, [out] DWORD * pdwFlags // MFT_INPUT_STATUS_ACCEPT_DATA ); // GetOutputStatus - the only flag defined right now is MFT_OUTPUT_STATUS_SAMPLE_READY. HRESULT GetOutputStatus( [out] DWORD *pdwFlags ); // // SetOutputBounds - optional interface to tell transform the desired // range of output times desired. Implementation is optional. // HRESULT SetOutputBounds( LONGLONG hnsLowerBound, LONGLONG hnsUpperBound ); HRESULT ProcessEvent( DWORD dwInputStreamID, [in] IMFMediaEvent * pEvent ); // // ProcessMessage - used to send a notification or command to a transform // HRESULT ProcessMessage( MFT_MESSAGE_TYPE eMessage, ULONG_PTR ulParam ); // // Pass one new buffer to an input stream // [local] HRESULT ProcessInput( DWORD dwInputStreamID, IMFSample * pSample, DWORD dwFlags ); // // ProcessOutput() - generate output for current input buffers // // Output stream specific status information is returned in the // dwStatus member of each buffer wrapper structure. // [local] HRESULT ProcessOutput( DWORD dwFlags, // MFT_PROCESS_OUTPUT_FLAGS DWORD cOutputBufferCount, // # returned by GetStreamCount() [in,out,size_is(cOutputBufferCount)] MFT_OUTPUT_DATA_BUFFER *pOutputSamples, // one per stream [out] DWORD * pdwStatus // MFT_PROCESS_OUTPUT_XXX ); }; cpp_quote("#if (WINVER >= _WIN32_WINNT_WIN7) ") typedef struct _STREAM_MEDIUM { GUID gidMedium; UINT32 unMediumInstance; } STREAM_MEDIUM, *PSTREAM_MEDIUM; cpp_quote("#endif // (WINVER >= _WIN32_WINNT_WIN7) ") cpp_quote( "//" ) cpp_quote( "// Define the MFT methods back so we don't accidentally hose the IMediaObject interface." ) cpp_quote( "//" ) cpp_quote( "#ifdef MFT_UNIQUE_METHOD_NAMES" ) cpp_quote( "#undef GetStreamLimits " ) cpp_quote( "#undef GetStreamCount " ) cpp_quote( "#undef GetStreamIDs " ) cpp_quote( "#undef GetInputStreamInfo " ) cpp_quote( "#undef GetOutputStreamInfo " ) cpp_quote( "#undef DeleteInputStream " ) cpp_quote( "#undef AddInputStreams " ) cpp_quote( "#undef GetInputAvailableType " ) cpp_quote( "#undef GetOutputAvailableType " ) cpp_quote( "#undef SetInputType " ) cpp_quote( "#undef SetOutputType " ) cpp_quote( "#undef GetInputCurrentType " ) cpp_quote( "#undef GetOutputCurrentType " ) cpp_quote( "#undef GetInputStatus " ) cpp_quote( "#undef GetOutputStatus " ) cpp_quote( "#undef SetOutputBounds " ) cpp_quote( "#undef ProcessMessage " ) cpp_quote( "#undef ProcessInput " ) cpp_quote( "#undef ProcessOutput " ) cpp_quote( "#endif" ) ////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////// // // GENERIC DMO PROPERTY KEYS // // All MFTs cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY PROPERTYKEY MFPKEY_CLSID = { { 0xc57a84c0, 0x1a80, 0x40a3, {0x97, 0xb5, 0x92, 0x72, 0xa4, 0x3, 0xc8, 0xae} }, 0x01 }; ") cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY PROPERTYKEY MFPKEY_CATEGORY = { { 0xc57a84c0, 0x1a80, 0x40a3, {0x97, 0xb5, 0x92, 0x72, 0xa4, 0x3, 0xc8, 0xae} }, 0x02 }; ") // ExAttribute-supported MFTs cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY PROPERTYKEY MFPKEY_EXATTRIBUTE_SUPPORTED = { { 0x456fe843, 0x3c87, 0x40c0, {0x94, 0x9d, 0x14, 0x9, 0xc9, 0x7d, 0xab, 0x2c} }, 0x01 }; ") // Audio Multichannel cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY PROPERTYKEY MFPKEY_MULTICHANNEL_CHANNEL_MASK = { { 0x58bdaf8c, 0x3224, 0x4692, { 0x86, 0xd0, 0x44, 0xd6, 0x5c, 0x5b, 0xf8, 0x2b } }, 0x01 }; ") /////////////////////////////////////////////////////////////////////////////// // GENERIC MFT ATTRIBUTES // MF_SA_D3D_AWARE // Data type: UINT32 // If present and set to a nonzero value, indicates that this transform is // D3D-aware and can accept a D3D manager via the MFT_MESSAGE_SET_D3D_MANAGER // message. cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY GUID MF_SA_D3D_AWARE = { 0xeaa35c29, 0x775e, 0x488e, { 0x9b, 0x61, 0xb3, 0x28, 0x3e, 0x49, 0x58, 0x3b } }; ") // MF_SA_REQUIRED_SAMPLE_COUNT // Data type: UINT32 // If present, indicates the number of samples that an MFT requires to be // allocated. This value is used if the next node downstream has an // IMFVideoSampleAllocator. cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY GUID MF_SA_REQUIRED_SAMPLE_COUNT = { 0x18802c61, 0x324b, 0x4952, { 0xab, 0xd0, 0x17, 0x6f, 0xf5, 0xc6, 0x96, 0xff } };" ) cpp_quote("#if (WINVER >= _WIN32_WINNT_WIN7) ") // MF_TRANSFORM_ASYNC // Data type: UINT32 // If present and set to a nonzero value, indicates that this MFT functions // as an asynchronous MFT. Only callers that understand how to call // an asynchronous MFT can use this MFT; those callers need to set the // MF_TRANSFORM_ASYNC_UNLOCK before making any IMFTransform calls. cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY GUID MF_TRANSFORM_ASYNC = { 0xf81a699a, 0x649a, 0x497d, { 0x8c, 0x73, 0x29, 0xf8, 0xfe, 0xd6, 0xad, 0x7a } };" ) // MF_TRANSFORM_ASYNC_UNLOCK // Data type: UINT32 // This attribute is set by the caller (not the MFT) on the MFT's attributes // store. This is relevant only if the MFT has set the MF_TRANSFORM_ASYNC // attribute to a nonzero value. Callers that plan to use such an MFT must // first set this attribute to 1; otherwise all IMFTransform calls will fail // with MF_E_TRANSFORM_ASYNC_LOCKED. // The Media Foundation pipeline will set this attribute if appropriate; // applications using this transform in a topology using the MF pipeline should // not set it directly. cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY GUID MF_TRANSFORM_ASYNC_UNLOCK = { 0xe5666d6b, 0x3422, 0x4eb6, { 0xa4, 0x21, 0xda, 0x7d, 0xb1, 0xf8, 0xe2, 0x7 } };" ) // MF_TRANSFORM_FLAGS_Attribute // Data type: UINT32 // This attribute is set on the attribute store of IMFActivate object // that MFTEnumEx creates for every enumerated MFT. cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY GUID MF_TRANSFORM_FLAGS_Attribute = { 0x9359bb7e, 0x6275, 0x46c4, { 0xa0, 0x25, 0x1c, 0x1, 0xe4, 0x5f, 0x1a, 0x86 } };" ) // MF_TRANSFORM_CATEGORY_Attribute // Data type: GUID // MFTEnumEx stores this on the attribute store of IMFActivate object // that MFTEnumEx creates for every enumerated MFT. cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY GUID MF_TRANSFORM_CATEGORY_Attribute = { 0xceabba49, 0x506d, 0x4757, { 0xa6, 0xff, 0x66, 0xc1, 0x84, 0x98, 0x7e, 0x4e } };" ) // MFT_TRANSFORM_CLSID_Attribute // Data type: GUID // MFTEnumEx stores this in the attribute store of IMFActivate object // that MFTEnumEx creates for every enumerated MFT. CMFTransformActivate's // ActivateObject function creates an instance of the CoClass with this // CLSID that implements the MFT. cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY GUID MFT_TRANSFORM_CLSID_Attribute = { 0x6821c42b, 0x65a4, 0x4e82, { 0x99, 0xbc, 0x9a, 0x88, 0x20, 0x5e, 0xcd, 0xc } };" ) // MFT_INPUT_TYPES_Attributes // Data type: BLOB // MFTEnumEx stores this in the attribute store of IMFActivate object // that MFTEnumEx creates for every enumerated MFT. This is a blob that contains // Major and Subtype GUID paris for each type supported by the input pins of // the MFT. cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY GUID MFT_INPUT_TYPES_Attributes = { 0x4276c9b1, 0x759d, 0x4bf3, { 0x9c, 0xd0, 0xd, 0x72, 0x3d, 0x13, 0x8f, 0x96 } };" ) // MFT_OUTPUT_TYPES_Attributes // Data type: BLOB // MFTEnumEx stores this in the attribute store of IMFActivate object // that MFTEnumEx creates for every enumerated MFT. This is a blob that contains // Major and Subtype GUID paris for each type supported by the output pins of // the MFT. cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY GUID MFT_OUTPUT_TYPES_Attributes = { 0x8eae8cf3, 0xa44f, 0x4306, { 0xba, 0x5c, 0xbf, 0x5d, 0xda, 0x24, 0x28, 0x18 } };" ) // MFT_ENUM_HARDWARE_URL_Attribute // Data type: WSTR // MFTEnumEx stores this on the attribute store of IMFActivate object // that MFTEnumEx creates for every enumerated MFT. Applications pass // this attribute to source resolver to create media source that // wraps a hardware. cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY GUID MFT_ENUM_HARDWARE_URL_Attribute = { 0x2fb866ac, 0xb078, 0x4942, { 0xab, 0x6c, 0x0, 0x3d, 0x5, 0xcd, 0xa6, 0x74 } };" ) // MFT_FRIENDLY_NAME_Attribute // Data type: WSTR // MFTEnumEx stores this on the attribute store of IMFActivate object // that MFTEnumEx creates for every enumerated MFT. Applications // use this attribute to display a readable name for the device // represented by the HW MFT. cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY GUID MFT_FRIENDLY_NAME_Attribute = { 0x314ffbae, 0x5b41, 0x4c95, { 0x9c, 0x19, 0x4e, 0x7d, 0x58, 0x6f, 0xac, 0xe3 } };" ) // MFT_CONNECTED_STREAM_ATTRIBUTE // Data type: IUnknown // For hardware MFTs, this attribute on the output stream holds // the IMFAttributes from the input stream. The MFT can query // this object for information it needs to perform medium negotiation // or other functions dependant on information from the downstream MFT cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY GUID MFT_CONNECTED_STREAM_ATTRIBUTE = { 0x71eeb820, 0xa59f, 0x4de2, {0xbc, 0xec, 0x38, 0xdb, 0x1d, 0xd6, 0x11, 0xa4} };" ) // MFT_CONNECTED_TO_HW_STREAM // Data type: UINT32 // When two hardware MFT streams get connected, this attribute would be set to TRUE. cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY GUID MFT_CONNECTED_TO_HW_STREAM = { 0x34e6e728, 0x6d6, 0x4491, { 0xa5, 0x53, 0x47, 0x95, 0x65, 0xd, 0xb9, 0x12 } };" ) // MFT_PREFERRED_OUTPUTTYPE_Attribute // Data type: IUnknown, which should be IMFMediaType // Application uses this attribute to store // the HW encoder MFT preferred output media type // on the IMFActivate object that MFTEnumEx creates. // When HW encoder is created, the media type will be // set as its current output media type. // {7E700499-396A-49ee-B1B4-F628021E8C9D} cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY GUID MFT_PREFERRED_OUTPUTTYPE_Attribute = { 0x7e700499, 0x396a, 0x49ee, { 0xb1, 0xb4, 0xf6, 0x28, 0x2, 0x1e, 0x8c, 0x9d } };" ) // MFT_PROCESS_LOCAL_Attribute // Data type: UINT32, which should be a BOOL // This attribute is stored with a value of TRUE in the IActivate object for in-process registered MFTs // {543186E4-4649-4e65-B588-4AA352AFF379} cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY GUID MFT_PROCESS_LOCAL_Attribute = { 0x543186e4, 0x4649, 0x4e65, { 0xb5, 0x88, 0x4a, 0xa3, 0x52, 0xaf, 0xf3, 0x79 } };" ) // MFT_PREFERRED_ENCODER_PROFILE // Data type: IUnknown // The IUnknown is a pointer to IMFAttributes interface. // This attribute store stores preferred encoder profile // settings. // {53004909-1EF5-46d7-A18E-5A75F8B5905F} cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY GUID MFT_PREFERRED_ENCODER_PROFILE = { 0x53004909, 0x1ef5, 0x46d7, { 0xa1, 0x8e, 0x5a, 0x75, 0xf8, 0xb5, 0x90, 0x5f } };" ) // MFT_HW_TIMESTAMP_WITH_QPC_Attribute // Data type: BOOLEAN // When this attribute is TRUE, it indicates to a hardware MFT to timestamp outgoing samples with system time (QueryPerformanceCounter value) cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY GUID MFT_HW_TIMESTAMP_WITH_QPC_Attribute = { 0x8d030fb8, 0xcc43, 0x4258, { 0xa2, 0x2e, 0x92, 0x10, 0xbe, 0xf8, 0x9b, 0xe4 } };" ) // MFT_FIELDOFUSE_UNLOCK_Attribute // Data type: IUnknown // This attribute stores the interface to unlock the field-of-use MFTs. // {8EC2E9FD-9148-410d-831E-702439461A8E} cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY GUID MFT_FIELDOFUSE_UNLOCK_Attribute = { 0x8ec2e9fd, 0x9148, 0x410d, { 0x83, 0x1e, 0x70, 0x24, 0x39, 0x46, 0x1a, 0x8e } };" ) // MFT_CODEC_MERIT_Attribute // Data type: UINT32 // This attribute is attached to the MFT activator object and stores the merit if the MFT if it has one. // {88a7cb15-7b07-4a34-9128-e64c6703c4d3} cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY GUID MFT_CODEC_MERIT_Attribute = { 0x88a7cb15, 0x7b07, 0x4a34, { 0x91, 0x28, 0xe6, 0x4c, 0x67, 0x3, 0xc4, 0xd3 } };" ) // MFT_ENUM_TRANSCODE_ONLY_ATTRIBUTE // Data type: UINT32 // This attribute is attached to the MFT activator object and specifies if the MFT could be used in a transcode topology. If set to 1 then it // should be used only in a transcode topology. If set to 0 then it could be used in transcode or playback topology. Currently this is used // only by devproxy based HW MFTs. // {111EA8CD-B62A-4bdb-89F6-67FFCDC2458B} cpp_quote( "EXTERN_C const DECLSPEC_SELECTANY GUID MFT_ENUM_TRANSCODE_ONLY_ATTRIBUTE = { 0x111ea8cd, 0xb62a, 0x4bdb, { 0x89, 0xf6, 0x67, 0xff, 0xcd, 0xc2, 0x45, 0x8b } };" ) /////////////////////////////////////////////////////////////////////////////// // // Media Foundation MFT Activate creation functions // /////////////////////////////////////////////////////////////////////////////// cpp_quote( "STDAPI" ) cpp_quote( "MFCreateTransformActivate(" ) cpp_quote( " __out IMFActivate** ppActivate" ) cpp_quote( " );" ) cpp_quote("#endif // (WINVER >= _WIN32_WINNT_WIN7) ")