public void DuplicateTest001()
{
int width = 32;
int height = 32;
Pixel color = Pixel.RedPixel;
Bitmap bmp = new Bitmap();
bmp.Init(height, width, 0);
bmp.Fill(-70);
PixelReference pix = (PixelReference)bmp.CreateGPixelReference(0);
pix.SetOffset(10, 16);
var pix2 = (PixelReference)pix.Duplicate();
Assert.Equal(pix.Offset, pix2.Offset);
Assert.Same(pix.Parent, pix2.Parent);
Assert.Equal(pix.ColorNumber, pix2.ColorNumber);
Assert.True(pix == pix2);
pix.SetGray(90);
pix.IncOffset();
Assert.True(pix != pix2);
pix2.IncOffset();
Assert.True(pix == pix2);
pix2.SetBGR(0x00ffffff);
Assert.True((Pixel)pix.ToPixel() == Pixel.WhitePixel);
}
public virtual Graphics.PixelMap GetPixmap(int subsample, Rectangle rect, Graphics.PixelMap retval)
{
if (_ymap == null)
{
return(null);
}
if (retval == null)
{
retval = new Graphics.PixelMap();
}
int w = rect.Width;
int h = rect.Height;
int pixsep = 3;
int rowsep = w * pixsep;
sbyte[] bytes = retval.Init(h, w, null).Data;
_ymap.Image(subsample, rect, 0, bytes, rowsep, pixsep, false);
if ((_crmap != null) && (_cbmap != null) && (_crcbDelay >= 0))
{
_cbmap.Image(subsample, rect, 1, bytes, rowsep, pixsep, _crcbHalf);
_crmap.Image(subsample, rect, 2, bytes, rowsep, pixsep, _crcbHalf);
}
PixelReference pixel = retval.CreateGPixelReference(0);
for (int i = 0; i < h;)
{
pixel.SetOffset(i++, 0);
if ((_crmap != null) && (_cbmap != null) && (_crcbDelay >= 0))
{
pixel.YCC_to_RGB(w);
}
else
{
for (int x = w; x-- > 0; pixel.IncOffset())
{
pixel.SetGray((sbyte)(127 - pixel.Blue));
}
}
}
return(retval);
}
public virtual Graphics.PixelMap GetPixmap()
{
if (_ymap == null)
{
return(null);
}
int w = _ymap.Iw;
int h = _ymap.Ih;
int pixsep = 3;
int rowsep = w * pixsep;
sbyte[] bytes = new sbyte[h * rowsep];
_ymap.Image(0, bytes, rowsep, pixsep, false);
if ((_crmap != null) && (_cbmap != null) && (_crcbDelay >= 0))
{
_cbmap.Image(1, bytes, rowsep, pixsep, _crcbHalf);
_crmap.Image(2, bytes, rowsep, pixsep, _crcbHalf);
}
// Convert image to RGB
Graphics.PixelMap ppm = new Graphics.PixelMap().Init(bytes, h, w);
PixelReference pixel = ppm.CreateGPixelReference(0);
for (int i = 0; i < h;)
{
pixel.SetOffset(i++, 0);
if ((_crmap != null) && (_cbmap != null) && (_crcbDelay >= 0))
{
pixel.YCC_to_RGB(w);
}
else
{
for (int x = w; x-- > 0; pixel.IncOffset())
{
pixel.SetGray((sbyte)(127 - pixel.Blue));
}
}
}
return(ppm);
}
