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C++ 无法创建ICaptureGraphBuilder2的实例_C++_Windows Mobile_Directshow - Fatal编程技术网

C++ 无法创建ICaptureGraphBuilder2的实例

C++ 无法创建ICaptureGraphBuilder2的实例,c++,windows-mobile,directshow,C++,Windows Mobile,Directshow,Win32 SmartDevice DLL项目-VS 2008 我试图使用ICaptureGraphBuilder2界面,但当我试图使用以下代码创建距离时: CComPtr<ICaptureGraphBuilder2> pCaptureGraphBuilder; hr = pCaptureGraphBuilder.CoCreateInstance(CLSID_CaptureGraphBuilder); cCaptureGraphBuilder; hr=pCaptureGraphBu

Win32 SmartDevice DLL项目-VS 2008

我试图使用
ICaptureGraphBuilder2
界面,但当我试图使用以下代码创建距离时:

CComPtr<ICaptureGraphBuilder2> pCaptureGraphBuilder;
hr = pCaptureGraphBuilder.CoCreateInstance(CLSID_CaptureGraphBuilder);
cCaptureGraphBuilder;
hr=pCaptureGraphBuilder.CoCreateInstance(CLSID_CaptureGraphBuilder);
hr
0x80040154


如何解决此问题?

很可能,捕获图生成器(
CLSID\u CaptureGraphBuilder
CLSID\u CaptureGraphBuilder 2
)在Windows Mobile中不可用。它仅在桌面上可用

错误代码为“未注册的类”


Windows Mobile/CE中只有一部分API。

CameraCapture示例(C:\Program Files(x86)\Windows CE Tools\wce500\Windows Mobile 5.0 Pocket PC SDK\Samples\CPP\Win32\CameraCapture)使用ICaptureGraphBuilder2。您可能是对的,它也在MSDN上:我之前读到的印象是其他人也有类似的问题。抱歉,没有要检查的Win CE。