Esempio n. 1
0
static HRESULT WINAPI
AMStreamConfig_SetFormat(IAMStreamConfig *iface, AM_MEDIA_TYPE *pmt)
{
    HRESULT hr;
    VfwCapture *This = impl_from_IAMStreamConfig(iface);
    BasePin *pin;

    TRACE("(%p): %p->%p\n", iface, pmt, pmt ? pmt->pbFormat : NULL);

    if (This->filter.state != State_Stopped)
    {
        TRACE("Returning not stopped error\n");
        return VFW_E_NOT_STOPPED;
    }

    if (!pmt)
    {
        TRACE("pmt is NULL\n");
        return E_POINTER;
    }

    dump_AM_MEDIA_TYPE(pmt);

    pin = (BasePin *)This->pOutputPin;
    if (pin->pConnectedTo != NULL)
    {
        hr = IPin_QueryAccept(pin->pConnectedTo, pmt);
        TRACE("Would accept: %d\n", hr);
        if (hr == S_FALSE)
            return VFW_E_INVALIDMEDIATYPE;
    }

    hr = qcap_driver_set_format(This->driver_info, pmt);
    if (SUCCEEDED(hr) && This->filter.filterInfo.pGraph && pin->pConnectedTo )
    {
        hr = IFilterGraph_Reconnect(This->filter.filterInfo.pGraph, This->pOutputPin);
        if (SUCCEEDED(hr))
            TRACE("Reconnection completed, with new media format..\n");
    }
    TRACE("Returning: %d\n", hr);
    return hr;
}
Esempio n. 2
0
static HRESULT WINAPI QTInPin_ReceiveConnection(IPin *iface, IPin *pReceivePin, const AM_MEDIA_TYPE *pmt)
{
    HRESULT hr = S_OK;
    ALLOCATOR_PROPERTIES props;
    QTInPin *This = impl_from_IPin(iface);

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

    EnterCriticalSection(This->pin.pCritSec);
    This->pReader = NULL;

    if (This->pin.pConnectedTo)
        hr = VFW_E_ALREADY_CONNECTED;
    else if (IPin_QueryAccept(iface, pmt) != S_OK)
        hr = VFW_E_TYPE_NOT_ACCEPTED;
    else
    {
        PIN_DIRECTION pindirReceive;
        IPin_QueryDirection(pReceivePin, &pindirReceive);
        if (pindirReceive != PINDIR_OUTPUT)
            hr = VFW_E_INVALID_DIRECTION;
    }

    if (FAILED(hr))
    {
        LeaveCriticalSection(This->pin.pCritSec);
        return hr;
    }

    hr = IPin_QueryInterface(pReceivePin, &IID_IAsyncReader, (LPVOID *)&This->pReader);
    if (FAILED(hr))
    {
        LeaveCriticalSection(This->pin.pCritSec);
        TRACE("Input source is not an AsyncReader\n");
        return hr;
    }

    LeaveCriticalSection(This->pin.pCritSec);
    EnterCriticalSection(&impl_from_IBaseFilter(This->pin.pinInfo.pFilter)->filter.csFilter);
    hr = QT_Process_Movie(impl_from_IBaseFilter(This->pin.pinInfo.pFilter));
    if (FAILED(hr))
    {
        LeaveCriticalSection(&impl_from_IBaseFilter(This->pin.pinInfo.pFilter)->filter.csFilter);
        TRACE("Unable to process movie\n");
        return hr;
    }

    This->pAlloc = NULL;
    props.cBuffers = 8;
    props.cbAlign = 1;
    props.cbBuffer = impl_from_IBaseFilter(This->pin.pinInfo.pFilter)->outputSize + props.cbAlign;
    props.cbPrefix = 0;

    hr = IAsyncReader_RequestAllocator(This->pReader, NULL, &props, &This->pAlloc);
    if (SUCCEEDED(hr))
    {
        CopyMediaType(&This->pin.mtCurrent, pmt);
        This->pin.pConnectedTo = pReceivePin;
        IPin_AddRef(pReceivePin);
        hr = IMemAllocator_Commit(This->pAlloc);
    }
    else
    {
        QT_RemoveOutputPins(impl_from_IBaseFilter(This->pin.pinInfo.pFilter));
        if (This->pReader)
            IAsyncReader_Release(This->pReader);
        This->pReader = NULL;
        if (This->pAlloc)
            IMemAllocator_Release(This->pAlloc);
        This->pAlloc = NULL;
    }
    TRACE("Size: %i\n", props.cbBuffer);
    LeaveCriticalSection(&impl_from_IBaseFilter(This->pin.pinInfo.pFilter)->filter.csFilter);

    return hr;
}