Rect Rectangle
}

func (p *NRGBA64) ColorModel() color.Model { return color.NRGBA64Model }

func (p *NRGBA64) Bounds() Rectangle { return p.Rect }

func (p *NRGBA64) At(x, y int) color.Color {
	return p.NRGBA64At(x, y)
}

func (p *NRGBA64) RGBA64At(x, y int) color.RGBA64 {
	r, g, b, a := p.NRGBA64At(x, y).RGBA()
	return color.RGBA64{uint16(r), uint16(g), uint16(b), uint16(a)}
}

			img = nrgba64
		} else {
			gray16 = image.NewGray16(image.Rect(0, 0, width, height))
			img = gray16
		}
	case cbGA16:
		bitsPerPixel = 32
		nrgba64 = image.NewNRGBA64(image.Rect(0, 0, width, height))
		img = nrgba64
	case cbTC16:
		bitsPerPixel = 48
		if d.useTransparent {
			nrgba64 = image.NewNRGBA64(image.Rect(0, 0, width, height))
			img = nrgba64
		} else {

	g = (g * 0xffff) / a
	b = (b * 0xffff) / a
	return NRGBA{uint8(r >> 8), uint8(g >> 8), uint8(b >> 8), uint8(a >> 8)}
}

func nrgba64Model(c Color) Color {
	if _, ok := c.(NRGBA64); ok {
		return c
	}
	r, g, b, a := c.RGBA()
	if a == 0xffff {
		return NRGBA64{uint16(r), uint16(g), uint16(b), 0xffff}
	}
	if a == 0 {
		return NRGBA64{0, 0, 0, 0}
	}

}

var testImages = []struct {
	name  string
	image func() image
}{
	{"rgba", func() image { return NewRGBA(Rect(0, 0, 10, 10)) }},
	{"rgba64", func() image { return NewRGBA64(Rect(0, 0, 10, 10)) }},
	{"nrgba", func() image { return NewNRGBA(Rect(0, 0, 10, 10)) }},
	{"nrgba64", func() image { return NewNRGBA64(Rect(0, 0, 10, 10)) }},
	{"alpha", func() image { return NewAlpha(Rect(0, 0, 10, 10)) }},

					} else {
						fmt.Fprintf(w, "%02x%02x%02x%02x ", nrgba.R, nrgba.G, nrgba.B, nrgba.A)
					}
				}
			}
		case cm == color.NRGBA64Model:
			for x := bounds.Min.X; x < bounds.Max.X; x++ {
				nrgba64 := png.At(x, y).(color.NRGBA64)
				switch filename {
				case "ftbwn0g16":
					fmt.Fprintf(w, "%04x ", nrgba64.R)
				default:
					if useTransparent {

	"image/color.Alpha16": true,
	"image/color.Alpha":   true,
	"image/color.CMYK":    true,
	"image/color.Gray16":  true,
	"image/color.Gray":    true,
	"image/color.NRGBA64": true,
	"image/color.NRGBA":   true,
	"image/color.NYCbCrA": true,
	"image/color.RGBA64":  true,
	"image/color.RGBA":    true,
	"image/color.YCbCr":   true,
	"image.Point":         true,
	"image.Rectangle":     true,
	"image.Uniform":       true,

pkg image, method (*Gray16) RGBA64At(int, int) color.RGBA64
pkg image, method (*Gray16) SetRGBA64(int, int, color.RGBA64)
pkg image, method (*NRGBA) RGBA64At(int, int) color.RGBA64
pkg image, method (*NRGBA) SetRGBA64(int, int, color.RGBA64)
pkg image, method (*NRGBA64) RGBA64At(int, int) color.RGBA64
pkg image, method (*NRGBA64) SetRGBA64(int, int, color.RGBA64)
pkg image, method (*NYCbCrA) RGBA64At(int, int) color.RGBA64

	var (
		opaqueGray       = color.NRGBA{0x99, 0x99, 0x99, 0xff}
		transparentBlue  = color.NRGBA{0x00, 0x00, 0xff, 0x00}
		transparentGreen = color.NRGBA{0x00, 0xff, 0x00, 0x00}
		transparentRed   = color.NRGBA{0xff, 0x00, 0x00, 0x00}

		opaqueGray64        = color.NRGBA64{0x9999, 0x9999, 0x9999, 0xffff}
		transparentPurple64 = color.NRGBA64{0xfedc, 0x0000, 0x7654, 0x0000}
	)

				return
			}
		}
	case *image.NRGBA:
		if op == Src && mask == nil {
			if src0, ok := src.(*image.NRGBA); ok {
				d0 := dst0.PixOffset(r.Min.X, r.Min.Y)
				s0 := src0.PixOffset(sp.X, sp.Y)
				drawCopySrc(
					dst0.Pix[d0:], dst0.Stride, r, src0.Pix[s0:], src0.Stride, sp, 4*r.Dx())
				return
			}
		}
	case *image.NRGBA64:
		if op == Src && mask == nil {

pkg image, method (*Gray16) Gray16At(int, int) color.Gray16
pkg image, method (*NRGBA) NRGBAAt(int, int) color.NRGBA
pkg image, method (*NRGBA64) NRGBA64At(int, int) color.NRGBA64
pkg image, method (*RGBA) RGBAAt(int, int) color.RGBA
pkg image, method (*RGBA64) RGBA64At(int, int) color.RGBA64
pkg image, method (*YCbCr) YCbCrAt(int, int) color.YCbCr