C++ (Cpp) IFilterGraph_AddRefの例

コード例 #1

ファイル: samplegrabber.c プロジェクト: Barrell/wine

/* IBaseFilter */
static HRESULT WINAPI
SampleGrabber_IBaseFilter_QueryFilterInfo(IBaseFilter *iface, FILTER_INFO *info)
{
    SG_Impl *This = impl_from_IBaseFilter(iface);
    TRACE("(%p)->(%p)\n", This, info);
    if (!info)
        return E_POINTER;
    if (This->info.pGraph)
	IFilterGraph_AddRef(This->info.pGraph);
    *info = This->info;
    return S_OK;
}

コード例 #2

ファイル: filter.c プロジェクト: MichaelMcDonnell/wine

HRESULT WINAPI BaseFilterImpl_QueryFilterInfo(IBaseFilter * iface, FILTER_INFO *pInfo)
{
    BaseFilter *This = (BaseFilter*)iface;
    TRACE("(%p)->(%p)\n", This, pInfo);

    strcpyW(pInfo->achName, This->filterInfo.achName);
    pInfo->pGraph = This->filterInfo.pGraph;

    if (pInfo->pGraph)
        IFilterGraph_AddRef(pInfo->pGraph);

    return S_OK;
}

コード例 #3

ファイル: nullrenderer.c プロジェクト: bilboed/wine

static HRESULT WINAPI NullRenderer_QueryFilterInfo(IBaseFilter * iface, FILTER_INFO *pInfo)
{
    NullRendererImpl *This = (NullRendererImpl *)iface;

    TRACE("(%p/%p)->(%p)\n", This, iface, pInfo);

    strcpyW(pInfo->achName, This->filterInfo.achName);
    pInfo->pGraph = This->filterInfo.pGraph;

    if (pInfo->pGraph)
        IFilterGraph_AddRef(pInfo->pGraph);

    return S_OK;
}