enum_mediatypes.cpp File Reference

#include "precomp.h"

Include dependency graph for enum_mediatypes.cpp:

Go to the source code of this file.

Classes
class	CEnumMediaTypes

Functions
HRESULT WINAPI	CEnumMediaTypes_fnConstructor (ULONG MediaTypeCount, AM_MEDIA_TYPE *MediaTypes, REFIID riid, LPVOID *ppv)

Function Documentation

CEnumMediaTypes_fnConstructor()

HRESULT WINAPI CEnumMediaTypes_fnConstructor	(	ULONG	MediaTypeCount,
		AM_MEDIA_TYPE *	MediaTypes,
		REFIID	riid,
		LPVOID *	ppv
	)

Definition at line 175 of file enum_mediatypes.cpp.

{
    CEnumMediaTypes * handler = new CEnumMediaTypes(MediaTypeCount, MediaTypes);

#ifdef KSPROXY_TRACE
    WCHAR Buffer[MAX_PATH];
    LPOLESTR lpstr;
    StringFromCLSID(riid, &lpstr);
    swprintf(Buffer, L"CEnumMediaTypes_fnConstructor riid %s\n", lpstr);
    OutputDebugStringW(Buffer);
#endif

    if (!handler)
    {
        CoTaskMemFree(MediaTypes);
        return E_OUTOFMEMORY;
    }

    if (FAILED(handler->QueryInterface(riid, ppv)))
    {
        /* not supported */
        delete handler;
        return E_NOINTERFACE;
    }

    return NOERROR;
}

Referenced by CPin::EnumMediaTypes(), CInputPin::EnumMediaTypes(), and COutputPin::EnumMediaTypes().