adding HSV functions, with native bugs

funcs/t.c

@@ -402,8 +402,10 @@ return 0;
 }
 /* --------------------------------------------------------------------- */
 
-		/* func in histogram.c */
-int fimg_essai_histo(FloatImg *src, char *outpic, int k);
+		
+int fimg_essai_histo(FloatImg *src, char *outpic, int k); /* histogram.c */
+int fimg_essai_hsv(char *fname);				/* hsv.c */
+
 
 int essai_histogramme(char *fname, int k)
 {
@@ -432,7 +434,7 @@ return 0;
 }
 /* --------------------------------------------------------------------- */
 enum nCmd { Equalize=1, Rotate, Sfx0, F3x3, MIRE, Wfits, Wpng, Wtiff,
-			Histo  };
+			Histo, Hsv  };
 typedef struct {
 	char	*name;
 	int	Cmd;
@@ -448,6 +450,7 @@ Command commands[] = {
 	{ "wpng",	Wpng		},
 	{ "wtiff",	Wtiff		},
 	{ "histo",	Histo		},
+	{ "hsv",	Hsv		},
 	{ NULL,		0		}
 	} ;
 
@@ -541,6 +544,9 @@ switch(opt) {
 	case Histo:
 		foo = essai_histogramme(filename, 98765);
 		break;
+	case Hsv:
+		foo = fimg_essai_hsv(filename);
+		break;
 	default:
 		fprintf(stderr, "%s : bad command\n", command);
 		exit(1);