Tapi3ds.Idl
上传用户:dzyhzl
上传日期:2019-04-29
资源大小:56270k
文件大小:3k
- //
- // Copyright (c) Microsoft Corporation. All rights reserved.
- cpp_quote("/* Copyright (c) Microsoft Corporation. All rights reserved. */")
- #ifndef __TAPI3DS_IDL__
- #define __TAPI3DS_IDL__
- import "oaidl.idl";
- import "strmif.idl";
- // this is exposed by the Media Streaming Terminal (MST) samples
- [
- uuid( 0364EB00-4A77-11D1-A671-006097C9A2E8 ),
- helpstring("TAPI 3.0 ITAMMediaFormat interface"),
- ]
- interface ITAMMediaFormat : IUnknown
- {
- [propget, id(1), helpstring("property Media Format")]
- HRESULT MediaFormat(
- [out, retval] AM_MEDIA_TYPE **ppmt
- );
- [propput, id(1), helpstring("property Media Format")]
- HRESULT MediaFormat(
- [in] const AM_MEDIA_TYPE *pmt
- );
- };
- // exposes the allocator properties of the Media Streaming Terminal (MST)
- // to a user. A user only needs to use this interface when he needs to
- // use his own buffers or needs to operate with a fixed set of samples
- [
- uuid( C1BC3C90-BCFE-11D1-9745-00C04FD91AC0 ),
- helpstring("TAPI 3.0 ITAllocatorProperties interface"),
- ]
- interface ITAllocatorProperties : IUnknown
- {
- // this method may only be called before connection and will
- // force the MST to use these values during filter negotiation
- // if the connecting filter doesn't accept these, the connection
- // shall not be established
- [id(1), helpstring("method SetAllocatorProperties")]
- HRESULT SetAllocatorProperties(
- [in] ALLOCATOR_PROPERTIES *pAllocProperties
- );
- // gets current values for the allocator properties
- // after connection, this provides the negotiated values
- // it is invalid before connection. The MST will accept
- // any values suggested by the filters it connects to
- [id(2), helpstring("method GetAllocatorProperties")]
- HRESULT GetAllocatorProperties(
- [out] ALLOCATOR_PROPERTIES *pAllocProperties
- );
- // TRUE by default. when set to FALSE, the sample allocated
- // by the MST don't have any buffers and they must be supplied
- // before Update is called on the samples
- [id(3), helpstring("method SetAllocateBuffers")]
- HRESULT SetAllocateBuffers(
- [in] BOOL bAllocBuffers
- );
- // returns the current value of this boolean configuration parameter
- [id(4), helpstring("method GetAllocateBuffers")]
- HRESULT GetAllocateBuffers(
- [out] BOOL *pbAllocBuffers
- );
- // this size is used for allocating buffers when AllocateSample is
- // called. this is only valid when we have been told to allocate buffers
- [id(5), helpstring("method SetBufferSize")]
- HRESULT SetBufferSize(
- [in] DWORD BufferSize
- );
- // returns the value used to allocate buffers when AllocateSample is
- // called. this is only valid when we have been told to allocate buffers
- [id(6), helpstring("method GetBufferSize")]
- HRESULT GetBufferSize(
- [out] DWORD *pBufferSize
- );
- };
- #endif