directshow配置总结

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1、ldxtrans.h文件找不到（在qedit.h文件中包含dxtrans.h时出现的错误）solution:(1)这是VS2008里的在D:ProgramFilesMicrosoftVisualStudio9.0搜索dxtrans.h复制到:ProgramFilesMicrosoftVisualStudio9.0VCinclude(2)或者在引用qedit.h头文件的时候，加上这么几句：（此方法没有试验）#pragmainclude_alias("dxtrans.h","qedit.h")#define__IDxtCompositor_INTER

2、FACE_DEFINED__#define__IDxtAlphaSetter_INTERFACE_DEFINED__#define__IDxtJpeg_INTERFACE_DEFINED__#define__IDxtKey_INTERFACE_DEFINED__#include"Qedit.h"lerrorLNK2001:unresolvedexternalsymbol"void__stdcallFreeMediaType(struct_AMMediaType&)"(?FreeMediaType@@YGXAAU_AMMediaType@@@Z)**.obj:

3、errorLNK2001:unresolvedexternalsymbol"void__stdcallFreeMediaType(struct_AMMediaType&)"(?FreeMediaType@@YGXAAU_AMMediaType@@@Z)**.obj:errorLNK2001:unresolvedexternalsymbol"public:__thiscallCMediaType::~CMediaType(void)"(??1CMediaType@@QAE@XZ)**.obj:errorLNK2001:unresolvedexternalsym

4、bol"public:void__thiscallCMediaType::SetSubtype(struct_GUIDconst*)"(?SetSubtype@CMediaType@@QAEXPBU_GUID@@@Z)**.obj:errorLNK2001:unresolvedexternalsymbol"public:void__thiscallCMediaType::SetType(struct_GUIDconst*)"(?SetType@CMediaType@@QAEXPBU_GUID@@@Z)**.obj:errorLNK2001:unresolve

5、dexternalsymbol"public:__thiscallCMediaType::CMediaType(void)"(??0CMediaType@@QAE@XZ)**.obj:errorLNK2001:unresolvedexternalsymbol"int__stdcalllstrlenWInternal(unsignedshortconst*)"(?lstrlenWInternal@@YGHPBG@Z)编译DirectShowSamplesC++DirectShowBaseClasses工程，并在自己的程序中链接生成的lib文件。lLin

6、king...CDXGraph.obj:errorLNK2001:unresolvedexternalsymbol_CLSID_FilterGraphCDXGraph.obj:errorLNK2001:unresolvedexternalsymbol_IID_IGraphBuilderCDXGraph.obj:errorLNK2001:unresolvedexternalsymbol_TIME_FORMAT_MEDIA_TIMECDXGraph.obj:errorLNK2001:unresolvedexternalsymbol_IID_IMediaSeeki

7、ngCDXGraph.obj:errorLNK2001:unresolvedexternalsymbol_IID_IVideoWindowCDXGraph.obj:errorLNK2001:unresolvedexternalsymbol_IID_IBasicAudioCDXGraph.obj:errorLNK2001:unresolvedexternalsymbol_IID_IBasicVideoCDXGraph.obj:errorLNK2001:unresolvedexternalsymbol_IID_IMediaEventExCDXGraph.obj:

8、errorLNK2001:unresolvedext