Visual Studio 2005 做DirectShow DMO的问题，附代码

[YHW]

我学着做个DMO,建了个dll的atl工程，然后添加了个atl simple Object,vs2005生成一堆代码，然后我改继承自 IMediaObjectImpl<CDMObject,1,1>

然后把必须实现的函数都申明出来，所有实现都用return 0;代替，然后编译，如下：

试了很多次都这样，哪位大王能帮忙看看？

------ Build started: Project: myDMO, Configuration: Debug Win32 ------
Linking...
Creating library Debug\myDMO.lib and object Debug\myDMO.exp
Microsoft (R) 32b/64b MIDL Compiler Version 6.00.0366
Copyright (c) Microsoft Corporation 1991-2002. All rights reserved.
Processing .\_myDMO.idl
_myDMO.idl
Processing D:\Microsoft Visual Studio 8\VC\PlatformSDK\include\prsht.idl
prsht.idl
Processing D:\Microsoft Visual Studio 8\VC\PlatformSDK\include\wtypes.idl
wtypes.idl
Processing D:\Microsoft Visual Studio 8\VC\PlatformSDK\include\basetsd.h
basetsd.h
Processing D:\Microsoft Visual Studio 8\VC\PlatformSDK\include\guiddef.h
guiddef.h
Processing D:\Microsoft Visual Studio 8\VC\PlatformSDK\include\mshtml.idl
mshtml.idl
Processing D:\Microsoft Visual Studio 8\VC\PlatformSDK\include\ocidl.idl
ocidl.idl
Processing D:\Microsoft Visual Studio 8\VC\PlatformSDK\include\oleidl.idl
oleidl.idl
Processing D:\Microsoft Visual Studio 8\VC\PlatformSDK\include\objidl.idl
objidl.idl
Processing D:\Microsoft Visual Studio 8\VC\PlatformSDK\include\unknwn.idl
unknwn.idl
Processing D:\Microsoft Visual Studio 8\VC\PlatformSDK\include\oaidl.idl
oaidl.idl
Processing D:\Microsoft Visual Studio 8\VC\PlatformSDK\include\servprov.idl
servprov.idl
Processing D:\Microsoft Visual Studio 8\VC\PlatformSDK\include\urlmon.idl
urlmon.idl
Processing D:\Microsoft Visual Studio 8\VC\PlatformSDK\include\msxml.idl
msxml.idl
Processing D:\Microsoft Visual Studio 8\VC\PlatformSDK\include\dimm.idl
dimm.idl
Processing D:\Microsoft Visual Studio 8\VC\PlatformSDK\include\mshtmhst.idl
mshtmhst.idl
Processing D:\Microsoft Visual Studio 8\VC\PlatformSDK\include\docobj.idl
docobj.idl
Processing D:\Microsoft Visual Studio 8\VC\PlatformSDK\include\exdisp.idl
exdisp.idl
Processing D:\Microsoft Visual Studio 8\VC\PlatformSDK\include\objsafe.idl
objsafe.idl
Processing d:\microsoft platform sdk\include\mediaobj.idl
mediaobj.idl
Processing D:\Microsoft Visual Studio 8\VC\PlatformSDK\include\oaidl.acf
oaidl.acf
Processing D:\Microsoft Visual Studio 8\VC\PlatformSDK\include\ocidl.acf
ocidl.acf
DMObject.obj : error LNK2019: unresolved external symbol _MoFreeMediaType@4 referenced in function "protected: virtual __thiscall IMediaObjectImpl<class CDMObject,1,1>::~IMediaObjectImpl<class CDMObject,1,1>(void)" (??1?$IMediaObjectImpl@VCDMObject@@$00$00@@MAE@XZ)
DMObject.obj : error LNK2019: unresolved external symbol _MoCopyMediaType@8 referenced in function "protected: virtual long __stdcall IMediaObjectImpl<class CDMObject,1,1>::GetInputCurrentType(unsigned long,struct _DMOMediaType *)" (?GetInputCurrentType@?$IMediaObjectImpl@VCDMObject@@$00$00@@MAGJKPAU_DMOMediaType@@@Z)
Debug\myDMO.dll : fatal error LNK1120: 2 unresolved externals
Build log was saved at "file://c:\Documents and Settings\Administrator\Desktop\DMO_Test\myDMO\Debug\BuildLog.htm"
myDMO - 3 error(s), 0 warning(s)
========== Build: 0 succeeded, 1 failed, 0 up-to-date, 0 skipped ==========


代码在
http://www.989888.com/download.php?id=2044

[YHW]

不好意思，代码到http://www.kmabc.com/satan/dmo_test.rar下载
上面那个url需要注册

[cx0928]

库版本用的可能不对

[YHW]

我是下的最新的psdk啊。

[蒋晟]

PSDK不包含DirectX SDK
参考http://www.microsoft.com/downloads/info.aspx?na=47&p=5&SrcDisplayLang=en&SrcCategoryId=&SrcFamilyId=A55B6B43-E24F-4EA3-A93E-40C0EC4F68E5&u=details.aspx%3ffamilyid%3d1C8DC451-2DBE-4ECC-8C57-C52EEA50C20A%26displaylang%3den