diff --git a/MagickCore/colorspace.c b/MagickCore/colorspace.c
index e5f8691..15b98cb 100644
--- a/MagickCore/colorspace.c
+++ b/MagickCore/colorspace.c
@@ -803,7 +803,7 @@
/*
Initialize YCbCr tables (ITU-R BT.709):
- Y = 0.212600*R+0.715200*G+0.072200*B
+ Y = 0.212656*R+0.715158*G+0.072186*B
Cb= -0.114572*R-0.385428*G+0.500000*B
Cr= 0.500000*R-0.454153*G-0.045847*B
@@ -818,9 +818,9 @@
#endif
for (i=0; i <= (ssize_t) MaxMap; i++)
{
- x_map[i].x=(MagickRealType) (0.212600*(double) i);
- y_map[i].x=(MagickRealType) (0.715200*(double) i);
- z_map[i].x=(MagickRealType) (0.072200*(double) i);
+ x_map[i].x=(MagickRealType) (0.212656*(double) i);
+ y_map[i].x=(MagickRealType) (0.715158*(double) i);
+ z_map[i].x=(MagickRealType) (0.072186*(double) i);
x_map[i].y=(MagickRealType) (-0.114572*(double) i);
y_map[i].y=(MagickRealType) (-0.385428*(double) i);
z_map[i].y=(MagickRealType) (0.500000*(double) i);
diff --git a/MagickCore/enhance.c b/MagickCore/enhance.c
index fd615fb..737e2a9 100644
--- a/MagickCore/enhance.c
+++ b/MagickCore/enhance.c
@@ -2088,7 +2088,7 @@
green=EncodePixelGamma(green);
blue=EncodePixelGamma(blue);
}
- intensity=0.21260f*red+0.71520f*green+0.07220f*blue;
+ intensity=0.212656*red+0.715158*green+0.072186*blue;
break;
}
case Rec709LuminancePixelIntensityMethod:
@@ -2099,7 +2099,7 @@
green=DecodePixelGamma(green);
blue=DecodePixelGamma(blue);
}
- intensity=0.21260f*red+0.71520f*green+0.07220f*blue;
+ intensity=0.212656*red+0.715158*green+0.072186*blue;
break;
}
case RMSPixelIntensityMethod:
diff --git a/MagickCore/pixel.c b/MagickCore/pixel.c
index d727902..ec0fab6 100644
--- a/MagickCore/pixel.c
+++ b/MagickCore/pixel.c
@@ -2137,8 +2137,8 @@
%
% Rec601Luma 0.298839R' + 0.586811G' + 0.114350B'
% Rec601Luminance 0.298839R + 0.586811G + 0.114350B
-% Rec709Luma 0.21260R' + 0.71520G' + 0.07220B'
-% Rec709Luminance 0.21260R + 0.71520G + 0.07220B
+% Rec709Luma 0.212656R' + 0.715158G' + 0.072186B'
+% Rec709Luminance 0.212656R + 0.715158G + 0.072186B
% Brightness max(R', G', B')
% Lightness (min(R', G', B') + max(R', G', B')) / 2.0
%
@@ -2244,7 +2244,7 @@
green=EncodePixelGamma(green);
blue=EncodePixelGamma(blue);
}
- intensity=0.21260f*red+0.71520f*green+0.07220f*blue;
+ intensity=0.212656*red+0.715158*green+0.072186*blue;
break;
}
case Rec709LuminancePixelIntensityMethod:
@@ -2255,7 +2255,7 @@
green=DecodePixelGamma(green);
blue=DecodePixelGamma(blue);
}
- intensity=0.21260f*red+0.71520f*green+0.07220f*blue;
+ intensity=0.212656*red+0.715158*green+0.072186*blue;
break;
}
case RMSPixelIntensityMethod:
diff --git a/www/command-line-options.html b/www/command-line-options.html
index 3dd2e0b..356bbc0 100644
--- a/www/command-line-options.html
+++ b/www/command-line-options.html
@@ -1455,7 +1455,7 @@
<tr><th align="left" valign="middle">XYZ</th></tr>
<tr><td align="left" valign="middle">X=0.4124240*R+0.3575790*G+0.1804640*B</td></tr>
- <tr><td align="left" valign="middle">Y=0.2126560*R+0.7151580*G+0.0721856*B</td></tr>
+ <tr><td align="left" valign="middle">Y=0.212656*R+0.715158*G+0.0721856*B</td></tr>
<tr><td align="left" valign="middle">Z=0.0193324*R+0.1191930*G+0.9504440*B</td></tr>
<tr><th align="left" valign="middle">YCC</th></tr>