Exemplo n.º 1
0
void FilterWipeBorder::applyInPlace(BitmapPtr pBmp)
{
    AVG_ASSERT(pBmp->getPixelFormat() == I8);
    if (m_NumPixels != 0) {
        int stride = pBmp->getStride();
        unsigned char * pPixels = pBmp->getPixels();
        IntPoint size = pBmp->getSize();
        IntPoint activeSize = pBmp->getSize()-IntPoint(2*m_NumPixels, 2*m_NumPixels);

        unsigned char * pSrcLine = pPixels+stride*m_NumPixels+m_NumPixels;
        for (int y = m_NumPixels-1; y >= 0; --y) {
            memcpy(pPixels+stride*y+m_NumPixels, pSrcLine, activeSize.x);
        }
        pSrcLine = pPixels+stride*(size.y-m_NumPixels-1)+m_NumPixels;
        for (int y = size.y-m_NumPixels; y < size.y; ++y) {
            memcpy(pPixels+stride*y+m_NumPixels, pSrcLine, activeSize.x);
        }

        for (int y = 0; y < size.y; ++y) {
            unsigned char src = *(pPixels+stride*y+m_NumPixels);
            memset(pPixels+stride*y, src, m_NumPixels);
            src = *(pPixels+stride*y+size.x-m_NumPixels-1);
            memset(pPixels+stride*y+size.x-m_NumPixels, src, m_NumPixels);
        }
    }
}
Exemplo n.º 2
0
    void runFilterTests(bool bUseFloat)
    {
        BitmapPtr pBmp;
        GPUBlurFilterPtr pFilter;
        pBmp = loadTestBmp("spike");
        PixelFormat destPF;
        if (bUseFloat) {
            destPF = R32G32B32A32F;
        } else {
            destPF = B8G8R8A8;
        }
        pFilter = GPUBlurFilterPtr(new GPUBlurFilter(pBmp->getSize(), 
                pBmp->getPixelFormat(), destPF, 0.5f, false));
        runImageTest(pBmp, pFilter, 0.5f, "blur05_spike");
        runImageTest(pBmp, pFilter, 1, "blur1_spike");
        runImageTest(pBmp, pFilter, 3, "blur3_spike");

        pBmp = loadTestBmp("flat");
        pFilter = GPUBlurFilterPtr(new GPUBlurFilter(pBmp->getSize(), 
                pBmp->getPixelFormat(), destPF, 5, false));
        runImageTest(pBmp, pFilter, 5, "blur05_flat", true);

        runImageTest("rgb24-64x64", destPF);
        runImageTest("rgb24alpha-64x64", destPF);

    }
Exemplo n.º 3
0
 void runTestWithBitmap(BitmapPtr pBmp)
 {
     BitmapPtr pDestBmp = FilterResizeBilinear(IntPoint(32,32)).apply(pBmp);
     string sName = string("ResizeBilinearResult")
             +getPixelFormatString(pBmp->getPixelFormat());
     testEqual(*pDestBmp, sName, pBmp->getPixelFormat());
 }
Exemplo n.º 4
0
void Image::setFilename(const std::string& sFilename, TextureCompression comp)
{
    assertValid();
    AVG_TRACE(Logger::category::MEMORY, Logger::severity::INFO, "Loading " << sFilename);
    BitmapPtr pBmp = loadBitmap(sFilename);
    if (comp == TEXTURECOMPRESSION_B5G6R5 && pBmp->hasAlpha()) {
        throw Exception(AVG_ERR_UNSUPPORTED, 
                "B5G6R5-compressed textures with an alpha channel are not supported.");
    }
    changeSource(FILE);
    m_pBmp = pBmp;

    m_sFilename = sFilename;

    switch (comp) {
        case TEXTURECOMPRESSION_B5G6R5:
            m_pBmp = BitmapPtr(new Bitmap(pBmp->getSize(), B5G6R5, sFilename));
            if (!BitmapLoader::get()->isBlueFirst()) {
                FilterFlipRGB().applyInPlace(pBmp);
            }
            m_pBmp->copyPixels(*pBmp);
            break;
        case TEXTURECOMPRESSION_NONE:
            break;
        default:
            assert(false);
    }

    if (m_State == GPU) {
        m_pSurface->destroy();
        setupSurface();
    }
    assertValid();
}
Exemplo n.º 5
0
 void runImageTest(const string& sFName, PixelFormat destPF)
 {
     BitmapPtr pBmp = loadTestBmp(sFName);
     GPUBlurFilterPtr pFilter(new GPUBlurFilter(pBmp->getSize(), 
             pBmp->getPixelFormat(), destPF, 2, false));
     runImageTest(pBmp, pFilter, 2, string("blur_")+sFName, true);
 }
Exemplo n.º 6
0
    void runTests()
    {
        BitmapPtr pBmp = loadTestBmp("chromakey");
        BitmapPtr pDestBmp;
        GPUChromaKeyFilter filter(pBmp->getSize());
        for (int erosion = 0; erosion < 3; ++erosion) {
            filter.setParams(Pixel32(0,255,0), 0.1, 0.2, 0.1, 0.1, erosion, 0);
            pDestBmp = filter.apply(pBmp);
            testEqual(*pDestBmp, "ChromaKeyResult"+toString(erosion), B8G8R8A8, 0.3, 
                    0.7);
        }
        filter.setParams(Pixel32(0,255,0), 0.0, 0.0, 0.0, 0.0, 0, 0.1);
        pDestBmp = filter.apply(pBmp);
        testEqual(*pDestBmp, "ChromaKeySpillResult1", B8G8R8A8, 0.3, 0.7);
        filter.setParams(Pixel32(0,255,0), 0.1, 0.1, 0.1, 0.0, 0, 0.1);
        pDestBmp = filter.apply(pBmp);
        testEqual(*pDestBmp, "ChromaKeySpillResult2", B8G8R8A8, 0.3, 0.7);
        filter.setParams(Pixel32(0,255,0), 0.1, 0.1, 0.1, 0.0, 0, 0.2);
        pDestBmp = filter.apply(pBmp);
        testEqual(*pDestBmp, "ChromaKeySpillResult3", B8G8R8A8, 0.3, 0.7);

        pBmp = loadTestBmp("chromakey-median");
        filter.setParams(Pixel32(0,255,0), 0.1, 0.1, 0.1, 0.0, 0, 0.0);
        pDestBmp = filter.apply(pBmp);
        testEqual(*pDestBmp, "ChromaKeyMedianResult", B8G8R8A8, 1, 6);
    }
Exemplo n.º 7
0
void GraphicsTest::testEqual(Bitmap& resultBmp, Bitmap& baselineBmp, 
        const string& sFName, float maxAverage, float maxStdDev)
{
    BitmapPtr pDiffBmp;
    try {
        pDiffBmp = resultBmp.subtract(baselineBmp);
    } catch (Exception& e) {
        TEST_FAILED("Error: " << e.getStr() << ". File: '" << sFName << "'.");
        string sResultName = "resultimages/"+sFName;
        resultBmp.save(sResultName+".png");
        baselineBmp.save(sResultName+"_baseline.png");
    }
    if (pDiffBmp) {
        float average = pDiffBmp->getAvg();
        float stdDev = pDiffBmp->getStdDev();
        if (average > maxAverage || stdDev > maxStdDev) {
            TEST_FAILED("Error: Decoded image differs from baseline '" << 
                    sFName << "'. average=" << average << ", stdDev=" << stdDev);
    //        resultBmp.dump();
    //        baselineBmp.dump();
            string sResultName = "resultimages/"+sFName;
            resultBmp.save(sResultName+".png");
            baselineBmp.save(sResultName+"_baseline.png");
            BitmapPtr pDiffBmp = resultBmp.subtract(baselineBmp);
            pDiffBmp->save(sResultName+"_diff.png");
        }
    }
}
Exemplo n.º 8
0
    void runMipmapTest(OGLMemoryMode memoryMode, const string& sFName)
    {
        cerr << "    Testing mipmap support, " << sFName << ", " << 
                oglMemoryMode2String(memoryMode) << endl;
        BitmapPtr pOrigBmp = loadTestBmp(sFName);
        GLContextManager* pCM = GLContextManager::get();
        MCTexturePtr pTex = pCM->createTextureFromBmp(pOrigBmp, true);
        pCM->uploadData();
        pTex->generateMipmaps();

        if (GLContext::getCurrent()->isGLES()) {
            // GLES doesn't support attaching texture mipmap levels other than 0 to
            // FBOs, so moveTextureToBmp() will fail. Skip result image comparison.
            return;
        }
        BitmapPtr pResultBmp = pTex->moveTextureToBmp(1);
        IntPoint newSize(pOrigBmp->getSize()/2);
        TEST(pResultBmp->getSize() == newSize);
        FilterResizeBilinear resizer(newSize);
        BitmapPtr pBaselineBmp = resizer.apply(pOrigBmp);
        string sName;
        if (memoryMode == MM_PBO) {
            sName = "pbo-mipmap";
        } else {
            sName = "ogl-mipmap";
        }
        testEqual(*pResultBmp, *pBaselineBmp, sName, 7, 15);
    }
void CChildView::OnPaint() 
{
   CPaintDC dc(this); // device context for painting

   // If the unbounded_buffer object contains a Bitmap object, 
   // draw the image to the client area.
   BitmapPtr pBitmap;
   if (try_receive(m_MandelbrotImages, pBitmap))
   {
      if (pBitmap != NULL)
      {
         // Draw the bitmap to the client area.
         Graphics g(dc);
         g.DrawImage(pBitmap.get(), 0, 0);
      }
   }
   // Draw the image on a worker thread if the image is not available.
   else
   {
      RECT rc;
      GetClientRect(&rc);
      m_DrawingTasks.run([rc,this]() {
         DrawMandelbrot(BitmapPtr(new Bitmap(rc.right, rc.bottom)));
      });
   }
}
Exemplo n.º 10
0
 void runTests()
 {
     BitmapPtr pBmp = BitmapPtr(new Bitmap(IntPoint(16,16), I8));
     FilterFill<Pixel8>(0).applyInPlace(pBmp);
     *(pBmp->getPixels()+pBmp->getStride()*7+7) = 255;
     BitmapPtr pDestBmp = FilterBlur().apply(pBmp);
     testEqual(*pDestBmp, "BlurResult", I8);
 }
Exemplo n.º 11
0
 void runSaveTest(PixelFormat pf)
 {
     cerr << "    Testing save for " << pf << endl;
     BitmapPtr pBmp = initBmp(pf);
     pBmp->save("test.png");
     BitmapPtr pLoadedBmp = loadBitmap("test.png");
     ::remove("test.png");
     testEqual(*pLoadedBmp, *pBmp, "BmpSave");
 }
Exemplo n.º 12
0
    void runTests()
    {
        BitmapPtr pBmp = BitmapPtr(new Bitmap(IntPoint(4,4), I8));
        FilterFill<Pixel8>(0).applyInPlace(pBmp);
        *(pBmp->getPixels()+pBmp->getStride()*3+3) = 252;

        BitmapPtr pDestBmp = FilterFastDownscale(2).apply(pBmp);
        testEqual(*pDestBmp, "FastDownscaleResult", I8);
    }
Exemplo n.º 13
0
void VideoWriterThread::convertRGBImage(BitmapPtr pSrcBmp)
{
    ScopeTimer timer(ProfilingZoneConvertImage);
    unsigned char* rgbData[3] = {pSrcBmp->getPixels(), NULL, NULL};
    int rgbStride[3] = {pSrcBmp->getLineLen(), 0, 0};

    sws_scale(m_pFrameConversionContext, rgbData, rgbStride,
              0, m_Size.y, m_pConvertedFrame->data, m_pConvertedFrame->linesize);
}
Exemplo n.º 14
0
 void runImageTests(const string& sFName, PixelFormat pf)
 {
     cerr << "    Testing " << sFName << endl;
     BitmapPtr pBmp = loadTestBmp(sFName, pf);
     GPUBandpassFilter f(pBmp->getSize(), pf, 0.5, 1.5, 1, false);
     BitmapPtr pDestBmp = f.apply(pBmp);
     TEST(fabs(pDestBmp->getAvg() -128) < 0.06);
     testEqual(*pDestBmp, "bandpass_"+sFName, pf, 0.2, 0.5);
     TEST(pDestBmp->getPixelFormat() == pf);
 }
Exemplo n.º 15
0
 void runImageTest(BitmapPtr pBmp, GPUBlurFilterPtr pFilter, float stdDev, 
         string sBmpName, bool bIgnoreBrightness = false)
 {
     cerr << "    Testing " << sBmpName << ", stddev " << stdDev << endl;
     pFilter->setStdDev(stdDev);
     BitmapPtr pDestBmp = pFilter->apply(pBmp);
     if (!bIgnoreBrightness) {
         testEqualBrightness(*pDestBmp, *pBmp, 0.03);
     }
     testEqual(*pDestBmp, sBmpName, pDestBmp->getPixelFormat(), 0.1, 0.3);
 }
Exemplo n.º 16
0
 void initBmp(BitmapPtr pBmp) 
 {
     PIXEL * pPixels = (PIXEL *)(pBmp->getPixels());
     PIXEL color = PIXEL(0,0,0);
     FilterFill<PIXEL>(color).applyInPlace(pBmp);
     pPixels[0] = PIXEL(1,0,0);
     pPixels[3] = PIXEL(2,0,0);
     pPixels = (PIXEL*)((char *)pPixels+3*pBmp->getStride());
     pPixels[0] = PIXEL(0,0,3);
     pPixels[3] = PIXEL(0,0,4);
 }
Exemplo n.º 17
0
BitmapPtr VideoDecoderThread::getBmp(BitmapQueuePtr pBmpQ, const IntPoint& size, 
        PixelFormat pf)
{
    BitmapPtr pBmp = pBmpQ->pop(false);
    if (pBmp) {
        AVG_ASSERT (pBmp->getSize() == size && pBmp->getPixelFormat() == pf);
        return pBmp;
    } else {
        return BitmapPtr(new Bitmap(size, pf)); 
    }
}
Exemplo n.º 18
0
Sprite::Sprite(BitmapPtr pBitmap)
{
	m_pBitmap = pBitmap;
	SetRect(&m_rcPosition, 0, 0, pBitmap->GetWidth(), pBitmap->GetHeight());
	m_ptVelocity.x = m_ptVelocity.y = 0;
	m_iZOrder = 0;
	SetRect(&m_rcBounds, 0, 0, 640, 480);
	m_baBoundsAction = BA_STOP;
	m_bHidden = FALSE;
	CalcCollisionRec();
}
Exemplo n.º 19
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 void testStatistics(PixelFormat pf, const PIXEL& p00, const PIXEL& p01,
         const PIXEL& p10, const PIXEL& p11, float avg=1, float stdDev=1)
 {
     BitmapPtr pBmp = BitmapPtr(new Bitmap(IntPoint(2,2), pf));
     pBmp->setPixel(IntPoint(0,0), p00);
     pBmp->setPixel(IntPoint(0,1), p01);
     pBmp->setPixel(IntPoint(1,0), p10);
     pBmp->setPixel(IntPoint(1,1), p11);
     TEST(almostEqual(pBmp->getAvg(), avg, 0.001));
     TEST(almostEqual(pBmp->getStdDev(), stdDev, 0.001));
 }
Exemplo n.º 20
0
BitmapPtr Camera::convertCamFrameToDestPF(BitmapPtr pCamBmp)
{
    ScopeTimer Timer(CameraConvertProfilingZone);
    BitmapPtr pDestBmp = BitmapPtr(new Bitmap(pCamBmp->getSize(), m_DestPF));
    pDestBmp->copyPixels(*pCamBmp);
    if (m_CamPF == R8G8B8 && m_DestPF == B8G8R8X8) {
        pDestBmp->setPixelFormat(R8G8B8X8);
        FilterFlipRGB().applyInPlace(pDestBmp);
    }

    return pDestBmp;
}
Exemplo n.º 21
0
 void runTests() 
 {
     BitmapPtr pOrigBmp = loadTestBmp("rgb24-64x64");
     GLContextManager* pCM = GLContextManager::get();
     MCTexturePtr pTex = pCM->createTextureFromBmp(pOrigBmp);
     pCM->uploadData();
     GPURGB2YUVFilter f(pOrigBmp->getSize());
     f.apply(pTex->getCurTex());
     BitmapPtr pResultBmp = f.getResults();
     pResultBmp = convertYUVX444ToRGB(pResultBmp);
     testEqual(*pResultBmp, *pOrigBmp, "RGB2YUV", 1, 2);
 }
Exemplo n.º 22
0
    static Color Sample(const BitmapPtr bitmap, float u, float v)
    {
        u32 width = bitmap->GetWidth();
        u32 height = bitmap->GetHeight();

        float fx = XAddresserType::CalcAddress(u, width);
        int x = XAddresserType::FixAddress(Mathf::RoundToInt(fx), width);
        float fy = YAddresserType::CalcAddress(v, height);
        int y = YAddresserType::FixAddress(Mathf::RoundToInt(fy), height);

        return bitmap->GetColor(x, y);
    }
bool ConvertStreamToBitmap( const ResourceType& resourceType, std::string path, FILE * const fp, const ResourceLoadingClient& client, BitmapPtr& ptr )
{
  DALI_LOG_TRACE_METHOD( gLogFilter );
  DALI_ASSERT_DEBUG( ResourceBitmap == resourceType.id );

  bool result = false;
  BitmapPtr bitmap = 0;

  if (fp != NULL)
  {
    LoadBitmapFunction function;
    LoadBitmapHeaderFunction header;
    Bitmap::Profile profile;

    if ( GetBitmapLoaderFunctions( fp,
                                   GetFormatHint( path ),
                                   function,
                                   header,
                                   profile ) )
    {
      bitmap = Bitmap::New( profile, ResourcePolicy::OWNED_DISCARD );

      DALI_LOG_SET_OBJECT_STRING( bitmap, path );
      const BitmapResourceType& resType = static_cast<const BitmapResourceType&>( resourceType );
      const ScalingParameters scalingParameters( resType.size, resType.scalingMode, resType.samplingMode );
      const ImageLoader::Input input( fp, scalingParameters, resType.orientationCorrection );

      // Check for cancellation now we have hit the filesystem, done some allocation, and burned some cycles:
      // This won't do anything from synchronous API, it's only useful when called from another thread.
      client.InterruptionPoint(); // Note: By design, this can throw an exception

      // Run the image type decoder:
      result = function( client, input, *bitmap );

      if (!result)
      {
        DALI_LOG_WARNING( "Unable to convert %s\n", path.c_str() );
        bitmap = 0;
      }

      // Apply the requested image attributes if not interrupted:
      client.InterruptionPoint(); // Note: By design, this can throw an exception
      bitmap = Internal::Platform::ApplyAttributesToBitmap( bitmap, resType.size, resType.scalingMode, resType.samplingMode );
    }
    else
    {
      DALI_LOG_WARNING( "Image Decoder for %s unavailable\n", path.c_str() );
    }
  }

  ptr.Reset( bitmap.Get() );
  return result;
}
Exemplo n.º 24
0
    void runCompressionTest(OGLMemoryMode memoryMode, const string& sFName)
    {
        cerr << "    Testing B5G6R5 compression, " << sFName << ", " << 
                oglMemoryMode2String(memoryMode) << endl;
        BitmapPtr pFileBmp = loadTestBmp(sFName);
        BitmapPtr pOrigBmp(new Bitmap(pFileBmp->getSize(), B5G6R5));
        pOrigBmp->copyPixels(*pFileBmp);
        GLContextManager* pCM = GLContextManager::get();
        MCTexturePtr pTex = pCM->createTextureFromBmp(pOrigBmp);
        pCM->uploadData();

        BitmapPtr pDestBmp = pTex->moveTextureToBmp();
    }
Exemplo n.º 25
0
Sprite::Sprite(BitmapPtr pBitmap, POINT ptPosition, POINT ptVelocity, int iZOrder,
			   RECT& rcBounds, BOUNDSACTION baBoundsAction)
{
	m_pBitmap = pBitmap;
	SetRect(&m_rcPosition, ptPosition.x, ptPosition.y,
		ptPosition.x + pBitmap->GetWidth(), ptPosition.y + pBitmap->GetHeight());
	m_ptVelocity = ptVelocity;
	m_iZOrder = iZOrder;
	CopyRect(&m_rcBounds, &rcBounds);
	m_baBoundsAction = baBoundsAction;
	m_bHidden = FALSE;
	CalcCollisionRec();
}
Exemplo n.º 26
0
void BmpTextureMover::moveBmpToTexture(BitmapPtr pBmp, GLTexture& tex)
{
    AVG_ASSERT(pBmp->getSize() == tex.getSize());
    AVG_ASSERT(getSize() == pBmp->getSize());
    AVG_ASSERT(pBmp->getPixelFormat() == getPF());
    tex.activate();
    unsigned char * pStartPos = pBmp->getPixels();
    IntPoint size = tex.getSize();
    glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, size.x, size.y,
                    tex.getGLFormat(getPF()), tex.getGLType(getPF()),
                    pStartPos);
    tex.generateMipmaps();
    GLContext::checkError("BmpTextureMover::moveBmpToTexture: glTexSubImage2D()");
}
Exemplo n.º 27
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 void runTests() 
 {
     BitmapPtr pBaseBmp = initBmp(I8);
     BitmapPtr pBmp = BitmapPtr(new Bitmap(*pBaseBmp));
     BitmapPtr nullBmp = FilterFill<Pixel8>(0).apply(pBmp);
     pBmp->copyPixels(*pBaseBmp);
     HistoryPreProcessor filt(pBaseBmp->getSize(), 1, true);
     pBmp = filt.apply(pBaseBmp);
     testEqual(*pBmp, *nullBmp, "HistoryPreprocessor1");
     for(int i=0;i<1;i++){
         pBmp = filt.apply(pBaseBmp);
         testEqual(*pBmp, *nullBmp, "HistoryPreprocessor2");
     }
 }
Exemplo n.º 28
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BitmapPtr OffscreenCanvas::screenshot(bool bIgnoreAlpha) const
{
    if (!isRunning() || !m_bIsRendered) {
        throw(Exception(AVG_ERR_UNSUPPORTED,
                "OffscreenCanvas::screenshot(): Canvas has not been rendered. No screenshot available"));
    }
    BitmapPtr pBmp = m_pFBO->getImage(0);
    if (bIgnoreAlpha) {
        pBmp->setPixelFormat(B8G8R8X8);
    } else {
        FilterUnmultiplyAlpha().applyInPlace(pBmp);
    }
    return pBmp;
}
Exemplo n.º 29
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 void runTests()
 {
     BitmapPtr pBmp = BitmapPtr(new Bitmap(IntPoint(16,16), I8));
     FilterFill<Pixel8>(0).applyInPlace(pBmp);
     *(pBmp->getPixels()+pBmp->getStride()*7+7) = 255;
     BitmapPtr pDestBmp = FilterGauss(3).apply(pBmp);
     testEqual(*pDestBmp, "Gauss3Result", I8);
     pDestBmp = FilterGauss(1).apply(pBmp);
     testEqual(*pDestBmp, "Gauss1Result", I8);
     pDestBmp = FilterGauss(1.5).apply(pBmp);
     testEqual(*pDestBmp, "Gauss15Result", I8);
     pDestBmp = FilterGauss(5).apply(pBmp);
     testEqual(*pDestBmp, "Gauss5Result", I8);
 }
Exemplo n.º 30
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Sprite::Sprite(BitmapPtr pBitmap, RECT& rcBounds, BOUNDSACTION baBoundsAction)
{
	int iXPos = rand() % (rcBounds.right - rcBounds.left);
	int iYPos = rand() % (rcBounds.bottom - rcBounds.top);

	m_pBitmap = pBitmap;
	SetRect(&m_rcPosition, iXPos, iYPos, iXPos + pBitmap->GetWidth(),
		iYPos + pBitmap->GetHeight());
	m_ptVelocity.x = m_ptVelocity.y = 0;
	m_iZOrder = 0;
	CopyRect(&m_rcBounds, &rcBounds);
	m_baBoundsAction = baBoundsAction;
	m_bHidden = FALSE;
	CalcCollisionRec();
}