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//------------------------------------------------------------------------------
// File: MMStream.idl
//
// Desc: MultiMedia streaming interface IDL file. Used by MIDL tool
// to generate mmstream.h.
//
// Copyright (c) 1998-2002, Microsoft Corporation. All rights reserved.
//------------------------------------------------------------------------------
import "unknwn.idl";
cpp_quote("#define MS_ERROR_CODE(x) MAKE_HRESULT(1, FACILITY_ITF, (x) + 0x400)")
cpp_quote("#define MS_SUCCESS_CODE(x) MAKE_HRESULT(0, FACILITY_ITF, x)")
cpp_quote("#define MS_S_PENDING MS_SUCCESS_CODE(1)")
cpp_quote("#define MS_S_NOUPDATE MS_SUCCESS_CODE(2)")
cpp_quote("#define MS_S_ENDOFSTREAM MS_SUCCESS_CODE(3)")
cpp_quote("#define MS_E_SAMPLEALLOC MS_ERROR_CODE(1)")
cpp_quote("#define MS_E_PURPOSEID MS_ERROR_CODE(2)")
cpp_quote("#define MS_E_NOSTREAM MS_ERROR_CODE(3)")
cpp_quote("#define MS_E_NOSEEKING MS_ERROR_CODE(4)")
cpp_quote("#define MS_E_INCOMPATIBLE MS_ERROR_CODE(5)")
cpp_quote("#define MS_E_BUSY MS_ERROR_CODE(6)")
cpp_quote("#define MS_E_NOTINIT MS_ERROR_CODE(7)")
cpp_quote("#define MS_E_SOURCEALREADYDEFINED MS_ERROR_CODE(8)")
cpp_quote("#define MS_E_INVALIDSTREAMTYPE MS_ERROR_CODE(9)")
cpp_quote("#define MS_E_NOTRUNNING MS_ERROR_CODE(10)")
cpp_quote("// {A35FF56A-9FDA-11d0-8FDF-00C04FD9189D}")
cpp_quote("DEFINE_GUID(MSPID_PrimaryVideo, ")
cpp_quote("0xa35ff56a, 0x9fda, 0x11d0, 0x8f, 0xdf, 0x0, 0xc0, 0x4f, 0xd9, 0x18, 0x9d);")
cpp_quote("// {A35FF56B-9FDA-11d0-8FDF-00C04FD9189D}")
cpp_quote("DEFINE_GUID(MSPID_PrimaryAudio,")
cpp_quote("0xa35ff56b, 0x9fda, 0x11d0, 0x8f, 0xdf, 0x0, 0xc0, 0x4f, 0xd9, 0x18, 0x9d);")
cpp_quote("#if(_WIN32_WINNT < 0x0400)")
typedef void (__stdcall * PAPCFUNC)(DWORD_PTR dwParam);
cpp_quote("#endif")
typedef LONGLONG STREAM_TIME;
typedef GUID MSPID;
typedef REFGUID REFMSPID;
typedef enum {
STREAMTYPE_READ = 0,
STREAMTYPE_WRITE = 1,
STREAMTYPE_TRANSFORM= 2
} STREAM_TYPE;
typedef enum {
STREAMSTATE_STOP = 0,
STREAMSTATE_RUN = 1
} STREAM_STATE;
typedef enum {
COMPSTAT_NOUPDATEOK = 0x00000001,
COMPSTAT_WAIT = 0x00000002,
COMPSTAT_ABORT = 0x00000004
} COMPLETION_STATUS_FLAGS;
// Flags for GetInformation
enum {
MMSSF_HASCLOCK = 0x00000001,
MMSSF_SUPPORTSEEK = 0x00000002,
MMSSF_ASYNCHRONOUS = 0x00000004
};
// Flags for StreamSample::Update
enum {
SSUPDATE_ASYNC = 0x00000001,
SSUPDATE_CONTINUOUS = 0x00000002
};
interface IMultiMediaStream;
interface IMediaStream;
interface IStreamSample;
// IMultiMediaStream interface
[
object,
local,
uuid(B502D1BC-9A57-11d0-8FDE-00C04FD9189D),
pointer_default(unique)
]
interface IMultiMediaStream : IUnknown {
HRESULT GetInformation(
[out] DWORD *pdwFlags,
[out] STREAM_TYPE *pStreamType);
HRESULT GetMediaStream(
[in] REFMSPID idPurpose,
[out] IMediaStream **ppMediaStream);
HRESULT EnumMediaStreams(
[in] long Index,
[out] IMediaStream **ppMediaStream);
HRESULT GetState(
[out] STREAM_STATE *pCurrentState);
HRESULT SetState(
[in] STREAM_STATE NewState);
HRESULT GetTime(
[out] STREAM_TIME *pCurrentTime);
HRESULT GetDuration(
[out] STREAM_TIME *pDuration);
HRESULT Seek(
[in] STREAM_TIME SeekTime);
HRESULT GetEndOfStreamEventHandle(
[out] HANDLE *phEOS);
};
// IMediaStream interface
[
object,
uuid(B502D1BD-9A57-11d0-8FDE-00C04FD9189D),
pointer_default(unique)
]
interface IMediaStream : IUnknown {
HRESULT GetMultiMediaStream(
[out] IMultiMediaStream **ppMultiMediaStream);
HRESULT GetInformation(
[out] MSPID *pPurposeId,
[out] STREAM_TYPE *pType);
HRESULT SetSameFormat(
[in] IMediaStream *pStreamThatHasDesiredFormat,
[in] DWORD dwFlags);
HRESULT AllocateSample(
[in] DWORD dwFlags,
[out] IStreamSample **ppSample);
HRESULT CreateSharedSample(
[in] IStreamSample *pExistingSample,
[in] DWORD dwFlags,
[out] IStreamSample **ppNewSample);
HRESULT SendEndOfStream(DWORD dwFlags);
};
// IStreamSample interface
[
object,
local,
uuid(B502D1BE-9A57-11d0-8FDE-00C04FD9189D),
pointer_default(unique)
]
interface IStreamSample : IUnknown {
HRESULT GetMediaStream(
[in] IMediaStream **ppMediaStream);
HRESULT GetSampleTimes(
[out] STREAM_TIME * pStartTime,
[out] STREAM_TIME * pEndTime,
[out] STREAM_TIME * pCurrentTime);
HRESULT SetSampleTimes(
[in] const STREAM_TIME *pStartTime,
[in] const STREAM_TIME *pEndTime);
HRESULT Update(
[in] DWORD dwFlags,
[in] HANDLE hEvent,
[in] PAPCFUNC pfnAPC,
[in] DWORD_PTR dwAPCData);
HRESULT CompletionStatus(
[in] DWORD dwFlags,
[in] DWORD dwMilliseconds);
};
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