/// <summary>
/// Nastavi rozliseni scene a prezvorkuje klicove snimky
/// </summary>
/// <param name="width"></param>
/// <param name="height"></param>
public void SetResolution(int width, int height)
{
mergeWithBackground();
morphManager.ResampleKeyFrames(width, height);
selectedFrame.ApplyWarping();
redraw();
}
/// <summary>
/// Ziska morphovany snimek
/// </summary>
/// <param name="index">Index pozadovaneho snimku</param>
/// <param name="startKeyFrame">Prvni klicovy snimek</param>
/// <param name="endKeyFrame">Druhy klicovy snimek</param>
/// <returns>Morphovany snimek</returns>
private Frame getMorphedFrame(int index, Frame startKeyFrame, Frame endKeyFrame)
{
// inicializace vrstev pro modifikaci
if (morphedBitmap == null)
{
morphedBitmap = new RenderTargetBitmap(endKeyFrame.Format.PixelWidth, endKeyFrame.Format.PixelHeight, 96, 96, endKeyFrame.WarpedBitmap.Format);
}
double ratio = (double)(index - startKeyFrame.Index) / (endKeyFrame.Index - startKeyFrame.Index);
// Vytvoreni noveho snimku se ziskanou bitmapou
Frame morphedFrame = new Frame(index);
interpolateGrid(morphedFrame, startKeyFrame, endKeyFrame, 1 - ratio);
startKeyFrame.ApplyWarping(morphedFrame.Grid.Nodes);
endKeyFrame.ApplyWarping(morphedFrame.Grid.Nodes);
// Prolnuti dvou obrazku
layerImage.Source = endKeyFrame.WarpedBitmap;
layerImage.Opacity = ratio;
layerInterleave.Background = startKeyFrame.WarpedBitmap != null ? (Brush) new ImageBrush(startKeyFrame.WarpedBitmap) : Brushes.White;
layerInterleave.Arrange(new System.Windows.Rect(0, 0, endKeyFrame.Format.PixelWidth, endKeyFrame.Format.PixelHeight));
morphedBitmap.Render(layerInterleave); // Ulozeni prolnutych snimku do bitmapy
morphedFrame.SourceBitmap = morphedBitmap;
//morphedFrame.ApplyWarping();
return(morphedFrame);
}