Exemplo n.º 1
0
/*
 * Class:     sage_DShowMediaPlayer
 * Method:    setVideoHWND0
 * Signature: (JJ)V
 */
JNIEXPORT void JNICALL Java_sage_DShowMediaPlayer_setVideoHWND0
  (JNIEnv *env, jobject jo, jlong dataPtr, jlong vhwnd)
{
	CPlayerData* playData = (CPlayerData*) dataPtr;
	IGraphBuilder* pGraph = playData->GetGraph();
	IVideoWindow* pVW = NULL;
	HRESULT hr = pGraph->QueryInterface(IID_IVideoWindow, (void**)&pVW);
	if (SUCCEEDED(hr))
	{
		slog((env, "DShowPlayer setVideoHWND(%d)\r\n", (int) vhwnd));
		pVW->put_AutoShow(OAFALSE);
		pVW->put_Owner((OAHWND)vhwnd);
		pVW->put_MessageDrain((OAHWND)vhwnd);
		pVW->put_WindowStyle(WS_CHILD | WS_CLIPSIBLINGS | WS_CLIPCHILDREN);
		pVW->put_Visible(OATRUE);

		// We do all of our own aspect ratio control, so don't let DShow do any for us
		// by setting the aspect ratio mode on the video rendering filter's pin
		IEnumFilters *pEnum = NULL;
		hr = pGraph->EnumFilters(&pEnum);
		if (SUCCEEDED(hr))
		{
			IBaseFilter *currFilt = NULL;
			while (pEnum->Next(1, &currFilt, NULL) == S_OK)
			{
				IPin *overlayPin = NULL;
				hr = currFilt->FindPin(L"Input0", &overlayPin);
				if (SUCCEEDED(hr))
				{
					// Right pin name, let's see if it's overlay
					IMixerPinConfig *pOverlayMix = NULL;
					hr = overlayPin->QueryInterface(IID_IMixerPinConfig, (void**)&pOverlayMix);
					if (SUCCEEDED(hr))
					{
						pOverlayMix->SetAspectRatioMode(AM_ARMODE_STRETCHED);
						SAFE_RELEASE(pOverlayMix);
					}
					SAFE_RELEASE(overlayPin);
				}
				SAFE_RELEASE(currFilt);
			}
			SAFE_RELEASE(pEnum);
			hr = S_OK;
		}
		SAFE_RELEASE(pVW);
	}
	HTESTPRINT(hr);
}
Exemplo n.º 2
0
//
// CFilePlayer::GetColorKeyInternal(): Private method to query the color key
// value from teh first input pin of the OverlayMixer.
//
HRESULT CFilePlayer::GetColorKeyInternal(IBaseFilter *pOvM)
{
    DbgLog((LOG_TRACE, 5, TEXT("CFilePlayer::GetColorKeyInternal() entered"))) ;

    if (NULL == pOvM)
        return E_INVALIDARG ;

    IEnumPins  *pEnumPins ;
    IPin       *pPin ;
    ULONG       ul ;
    PIN_DIRECTION  pd ;
    DWORD       dwColorKey ;
    IMixerPinConfig  *pMPC ;
    HRESULT  hr = pOvM->EnumPins(&pEnumPins) ;
    ASSERT(pEnumPins) ;
    while (S_OK == pEnumPins->Next(1, &pPin, &ul)  &&  1 == ul)  // try all pins
    {
        pPin->QueryDirection(&pd) ;
        if (PINDIR_INPUT == pd)  // only the 1st in pin
        {
            hr = pPin->QueryInterface(IID_IMixerPinConfig, (LPVOID *) &pMPC) ;
            ASSERT(SUCCEEDED(hr) && pMPC) ;
            hr = pMPC->GetColorKey(NULL, &dwColorKey) ;  // just get the physical color
            SetColorKey(dwColorKey) ;

            //  Set mode to stretch - that way we don't fight the overlay
            //  mixer about the exact way to fix the aspect ratio
            pMPC->SetAspectRatioMode(AM_ARMODE_STRETCHED);
            ASSERT(SUCCEEDED(hr)) ;
            pMPC->Release() ;
            pPin->Release() ; // exiting early; release pin
            break ;   // we are done
        }
        pPin->Release() ;
    }
    pEnumPins->Release() ;  // done with pin enum

    return S_OK ;
}