empirical tweaks to emc algorithm

[stereofy] / anaglyph.c

diff --git a/anaglyph.c b/anaglyph.c
index 4aa84ff4de74cc00dfc62169171ede864f41c7a0..1ade9521c828b279b1e793e6adf9c015c8b2d406 100644 (file)
--- a/anaglyph.c
+++ b/anaglyph.c
@@ -100,11 +100,11 @@ unsigned char* half_rc(unsigned char *out, const unsigned char *l, const unsigne
 
 //red-cyan Dubois
 unsigned char* dubois_rc(unsigned char *out, const unsigned char *l, const unsigned char *r){
-  out[0] = (unsigned char)mm((456*(int)l[0] +  500*(int)l[1] + 176*(int)l[2] +
+  out[0] = (unsigned char) mm((456*(int)l[0] +  500*(int)l[1] + 176*(int)l[2] +
         -43*(int)r[0] + -88*(int)r[1] +   -2*(int)r[2]) / 1000, 0, 255);
-  out[1] = (unsigned char)mm((-40*(int)l[0] +  -38*(int)l[1] + -16*(int)l[2] +
+  out[1] = (unsigned char) mm((-40*(int)l[0] +  -38*(int)l[1] + -16*(int)l[2] +
         378*(int)r[0] + 734*(int)r[1] +  -18*(int)r[2]) / 1000, 0, 255);
-  out[2] = (unsigned char)mm((-15*(int)l[0] +  -21*(int)l[1] +  -5*(int)l[2] +
+  out[2] = (unsigned char) mm((-15*(int)l[0] +  -21*(int)l[1] +  -5*(int)l[2] +
        -72*(int)r[0] +-113*(int)r[1] + 1226*(int)r[2]) / 1000, 0, 255);
   return out;
 }
@@ -117,19 +117,14 @@ unsigned char* full_mc(unsigned char *out, const unsigned char *l, const unsigne
   return out;
 }
 
-//magenta-cyan "Dubois"
-unsigned char* dubois_mc(unsigned char *out, const unsigned char *l, const unsigned char *r){
-  out[0] = (unsigned char)mm((529*(int)l[0] + 705*(int)l[1] + 24*(int)l[2] +
-        -62*(int)r[0] +-158*(int)r[1] +  -39*(int)r[2]) / 1000, 0, 255);
-  out[1] = (unsigned char)mm((-40*(int)l[0] +  -38*(int)l[1] + -16*(int)l[2] +
-        378*(int)r[0] + 734*(int)r[1] +  -18*(int)r[2]) / 1000, 0, 255);
-  out[2] = (unsigned char)mm((-15*(int)l[0] +  -24*(int)l[1] +   8*(int)l[2] +
-       -32*(int)r[0] + -19*(int)r[1] + 1081*(int)r[2]) / 1000, 0, 255);
-
-//  out[2] = (unsigned char)mm((-15*(int)l[0] +  -27*(int)l[1] +  21*(int)l[2] + gm
-//       9*(int)r[0] +  75*(int)r[1] +  937*(int)r[2]) / 1000, 0, 255);
-//  out[2] = (unsigned char)mm((-15*(int)l[0] +  -21*(int)l[1] +  -5*(int)l[2] + rc
-//     -72*(int)r[0] +-113*(int)r[1] + 1226*(int)r[2]) / 1000, 0, 255);
+//magenta-cyan experimental
+unsigned char* experimental_mc(unsigned char *out, const unsigned char *l, const unsigned char *r){
+  out[0] = (unsigned char) mm((556*(int)l[0] +  400*(int)l[1] + 176*(int)l[2] +
+        -43*(int)r[0] + -88*(int)r[1] +   -2*(int)r[2]) / 950, 0, 255);
+  out[1] = (unsigned char) mm((-40*(int)l[0] +  -38*(int)l[1] + -16*(int)l[2] +
+        278*(int)r[0] + 734*(int)r[1] +  -18*(int)r[2]) / 1100, 0, 255);
+  out[2] = (unsigned char) mm((-15*(int)l[0] +  -21*(int)l[1] + 600*(int)l[2] +
+       -72*(int)r[0] +-113*(int)r[1] + 621*(int)r[2]) / 950, 0, 255);
   return out;
 }
 
@@ -154,8 +149,8 @@ unsigned char* (*parse_func(const char *arg))(unsigned char*, const unsigned cha
   if (!strcmp(arg, "-drc")) return &dubois_rc;
 
   if (!strcmp(arg, "-fmc")) return &full_mc;
-  if (!strcmp(arg, "-dmc")) return &dubois_mc;
   if (!strcmp(arg, "-dab")) return &dubois_ab;
+  if (!strcmp(arg, "-emc")) return &experimental_mc;
   exit(error(1)); return &dubois_rc;
 }