public Stream ConvertToEncodedImageStream(RenderBuffer buffer, out ImageFormat imageFormat)
{
var bitmap = new WriteableBitmap(buffer.Width, buffer.Height, 96, 96,
PixelFormats.Bgra32, BitmapPalettes.WebPaletteTransparent);
buffer.CopyToBitmap(bitmap);
imageFormat = _encoder.ImageFormat;
var encoder = _encoder.GetEncoder(bitmap);
var imageStream = new MemoryStream();
encoder.Save(imageStream);
return imageStream;
}
private void Render()
{
if (_webview == null)
{
return;
}
if (_webview.IsDirty() && _bitmap != null)
{
RenderBuffer buffer = _webview.Render();
if (buffer != null)
{
buffer.CopyToBitmap(_bitmap);
_image.Source = _bitmap;
}
}
}
