public static Profile CreateAlternateRgb ()
{
// FIXME I'm basing this off the values set in the camera
// exif data when the adobe profile is selected. They could
// easily be off
ColorCIExyY wp = new ColorCIExyY (.3127, .329, 1.0);
ColorCIExyYTriple primaries = new ColorCIExyYTriple (
new ColorCIExyY (.64, .33, 1.0),
new ColorCIExyY (.21, .71, 1.0),
new ColorCIExyY (.15, .06, 1.0));
GammaTable g = new GammaTable (4096, 2.2);
GammaTable [] gamma = new GammaTable [] { g, g, g, g};
return new Profile (wp, primaries, gamma);
}
public Profile(ColorCIExyY whitepoint, ColorCIExyYTriple primaries, GammaTable [] gamma)
{
handle = new HandleRef (this, NativeMethods.CmsCreateRGBProfile (out whitepoint, out primaries, CopyHandles (gamma)));
}
static extern IntPtr cmsCreateRGBProfile (out ColorCIExyY whitepoint, out ColorCIExyYTriple primaries, HandleRef [] gamma_table);
public Profile(ColorCIExyY whitepoint, ColorCIExyYTriple primaries, GammaTable [] gamma)
{
handle = new HandleRef(this, NativeMethods.CmsCreateRGBProfile(out whitepoint, out primaries, CopyHandles(gamma)));
}
public override Cms.Profile GetProfile()
{
ColorChunk color = null;
IccpChunk icc = null;
GammaChunk gamma = null;
StandardRgbChunk srgb = null;
double gamma_value = 2.2;
ColorCIExyY red = new ColorCIExyY (0.64, 0.33, 1.0);
ColorCIExyY green = new ColorCIExyY (0.3, 0.6, 1.0);
ColorCIExyY blue = new ColorCIExyY (0.15, 0.06, 1.0);
ColorCIExyY whitepoint = new ColorCIExyY (0.3127, 0.329, 1.0);
ColorCIExyYTriple chroma = new ColorCIExyYTriple (red, green, blue);
//System.Console.WriteLine ("Trying to get profile");
foreach (Chunk chunk in Chunks) {
if (color == null)
color = chunk as ColorChunk;
if (icc == null)
icc = chunk as IccpChunk;
if (srgb == null)
srgb = chunk as StandardRgbChunk;
if (gamma == null)
gamma = chunk as GammaChunk;
}
//System.Console.WriteLine ("color: {0} icc: {1} srgb: {2} gamma: {3}", color, icc, srgb, gamma);
if (icc != null) {
try {
return new Profile (icc.Profile);
} catch (System.Exception ex) {
System.Console.WriteLine ("Error trying to decode embedded profile" + ex.ToString ());
}
}
if (srgb != null)
return Profile.CreateStandardRgb ();
if (gamma != null)
gamma_value = 1 / gamma.Gamma;
if (color != null) {
whitepoint = new ColorCIExyY (color.WhiteX.Value, color.WhiteY.Value, 1.0);
red = new ColorCIExyY (color.RedX.Value, color.RedY.Value, 1.0);
green = new ColorCIExyY (color.GreenX.Value, color.GreenY.Value, 1.0);
blue = new ColorCIExyY (color.BlueX.Value, color.BlueY.Value, 1.0);
chroma = new ColorCIExyYTriple (red, green, blue);
}
if (color != null || gamma != null) {
GammaTable table = new GammaTable (1024, gamma_value);
return new Profile (whitepoint, chroma, new GammaTable [] {table, table, table});
}
return null;
}
public static Profile CreateAlternateRgb()
{
// FIXME I'm basing this off the values set in the camera
// exif data when the adobe profile is selected. They could
// easily be off
ColorCIExyY wp = new ColorCIExyY (.3127, .329, 1.0);
ColorCIExyYTriple primaries = new ColorCIExyYTriple (
new ColorCIExyY (.64, .33, 1.0),
new ColorCIExyY (.21, .71, 1.0),
new ColorCIExyY (.15, .06, 1.0));
ToneCurve tc = new ToneCurve (2.2);
ToneCurve [] tcs = new ToneCurve [] { tc, tc, tc, tc};
return new Profile (wp, primaries, tcs);
}
static extern IntPtr cmsCreateRGBProfile(out ColorCIExyY whitepoint,
out ColorCIExyYTriple primaries,
HandleRef [] gamma_table);
public static extern IntPtr CmsCreateRGBProfile(out ColorCIExyY whitepoint, out ColorCIExyYTriple primaries, HandleRef [] transfer_function);