public Pixbuf Adjust()
{
Gdk.Pixbuf final = new Gdk.Pixbuf(Gdk.Colorspace.Rgb,
false, 8,
Input.Width,
Input.Height);
Cms.Profile [] list = GenerateAdjustments().ToArray();
if (Input.HasAlpha)
{
Gdk.Pixbuf input_copy = (Gdk.Pixbuf)Input.Clone();
Pixbuf alpha = PixbufUtils.Flatten(Input);
Transform transform = new Transform(list,
PixbufUtils.PixbufCmsFormat(alpha),
PixbufUtils.PixbufCmsFormat(final),
intent, 0x0000);
PixbufUtils.ColorAdjust(alpha, final, transform);
PixbufUtils.ReplaceColor(final, input_copy);
alpha.Dispose();
final.Dispose();
final = input_copy;
}
else
{
Cms.Transform transform = new Cms.Transform(list,
PixbufUtils.PixbufCmsFormat(Input),
PixbufUtils.PixbufCmsFormat(final),
intent, 0x0000);
PixbufUtils.ColorAdjust(Input, final, transform);
}
return(final);
}
public override Gdk.Pixbuf ToPixbuf(Cms.Profile destination_profile)
{
#if true //USE_LCMS
profile = Cms.Profile.CreateStandardRgb();
Cms.Profile [] list = new Cms.Profile [] { profile, destination_profile };
Gdk.Pixbuf pixbuf = new Gdk.Pixbuf(Gdk.Colorspace.Rgb, false, 8,
width, height);
Cms.Transform t = new Cms.Transform(list,
Cms.Format.Rgb16,
PixbufUtils.PixbufCmsFormat(pixbuf),
Cms.Intent.Perceptual, 0x0);
unsafe
{
fixed(ushort *srcpix = &data[0])
{
byte *destpix = (byte *)pixbuf.Pixels;
for (int row = 0; row < height; row++)
{
t.Apply((IntPtr)(srcpix + row * rowstride),
(IntPtr)(destpix + row * pixbuf.Rowstride),
(uint)width);
}
}
}
return(pixbuf);
#else
Gdk.Pixbuf pixbuf = new Gdk.Pixbuf(Gdk.Colorspace.Rgb, false, 8,
width, height);
unsafe
{
fixed(ushort *src = &data[0])
{
ushort *srcpix = src;
byte * destpix = (byte *)pixbuf.Pixels;
for (int row = 0; row < height; row++)
{
for (int col = 0; col < width * nchannels; col++)
{
destpix [col] = (byte)(srcpix [col] >> 8);
}
srcpix += rowstride;
destpix += pixbuf.Rowstride;
}
}
}
return(pixbuf);
#endif
}
public override Gdk.Pixbuf ToPixbuf (Cms.Profile destination_profile)
{
#if true //USE_LCMS
profile = Cms.Profile.CreateStandardRgb ();
Cms.Profile [] list = new Cms.Profile [] { profile, destination_profile };
Gdk.Pixbuf pixbuf = new Gdk.Pixbuf (Gdk.Colorspace.Rgb, false, 8,
width, height);
Cms.Transform t = new Cms.Transform (list,
Cms.Format.Rgb16,
PixbufUtils.PixbufCmsFormat (pixbuf),
Cms.Intent.Perceptual, 0x0);
unsafe {
fixed (ushort * srcpix = &data[0]) {
byte * destpix = (byte *) pixbuf.Pixels;
for (int row = 0; row < height; row++)
t.Apply ((IntPtr) (srcpix + row * rowstride),
(IntPtr) (destpix + row * pixbuf.Rowstride),
(uint)width);
}
}
return pixbuf;
#else
Gdk.Pixbuf pixbuf = new Gdk.Pixbuf (Gdk.Colorspace.Rgb, false, 8,
width, height);
unsafe {
fixed (ushort * src = &data[0]) {
ushort * srcpix = src;
byte * destpix = (byte *) pixbuf.Pixels;
for (int row = 0; row < height; row++) {
for (int col = 0; col < width * nchannels; col++)
destpix [col] = (byte) (srcpix [col] >> 8);
srcpix += rowstride;
destpix += pixbuf.Rowstride;
}
}
}
return pixbuf;
#endif
}
public static unsafe void ColorAdjust (Pixbuf src, Pixbuf dest,
double brightness, double contrast,
double hue, double saturation,
int src_color, int dest_color)
{
if (src.Width != dest.Width || src.Height != dest.Height)
throw new Exception ("Invalid Dimensions");
//Cms.Profile eos10d = new Cms.Profile ("/home/lewing/ICCProfiles/EOS-10D-True-Color-Non-Linear.icm");
Cms.Profile srgb = Cms.Profile.CreateStandardRgb ();
Cms.Profile bchsw = Cms.Profile.CreateAbstract (256,
0.0,
brightness, contrast,
hue, saturation, src_color,
dest_color);
Cms.Profile [] list = new Cms.Profile [] { srgb, bchsw, srgb };
Cms.Transform trans = new Cms.Transform (list,
PixbufCmsFormat (src),
PixbufCmsFormat (dest),
Cms.Intent.Perceptual, 0x0100);
ColorAdjust (src, dest, trans);
trans.Dispose ();
srgb.Dispose ();
bchsw.Dispose ();
}
public Pixbuf Adjust()
{
Gdk.Pixbuf final = new Gdk.Pixbuf (Gdk.Colorspace.Rgb,
false, 8,
Input.Width,
Input.Height);
Cms.Profile [] list = GenerateAdjustments ().ToArray ();
if (Input.HasAlpha) {
Gdk.Pixbuf input_copy = (Gdk.Pixbuf)Input.Clone ();
Pixbuf alpha = PixbufUtils.Flatten (Input);
Transform transform = new Transform (list,
PixbufUtils.PixbufCmsFormat (alpha),
PixbufUtils.PixbufCmsFormat (final),
intent, 0x0000);
PixbufUtils.ColorAdjust (alpha, final, transform);
PixbufUtils.ReplaceColor (final, input_copy);
alpha.Dispose ();
final.Dispose ();
final = input_copy;
} else {
Cms.Transform transform = new Cms.Transform (list,
PixbufUtils.PixbufCmsFormat (Input),
PixbufUtils.PixbufCmsFormat (final),
intent, 0x0000);
PixbufUtils.ColorAdjust (Input, final, transform);
}
return final;
}