diff --git a/Fonderie/sfx.c b/Fonderie/sfx.c
index 48025c7..196e3b1 100644
--- a/Fonderie/sfx.c
+++ b/Fonderie/sfx.c
@@ -40,15 +40,16 @@ if ( (foo=fimg_images_not_compatible(src, dst)) )
 	}
 
 nbpix = src->width * src->height;
-fprintf(stderr, "%s work on %d pixels\n", __func__, nbpix);
+if (verbosity > 1)
+	fprintf(stderr, "%s work on %d pixels\n", __func__, nbpix);
 
 for (idx=0; idx<nbpix; idx++) {
 	dst->R[idx] = src->R[idx];
 	dst->B[idx] = src->B[idx];
-	if (dst->R[idx] > dst->B[idx])
-		dst->G[idx] = dst->R[idx];
+	if (src->R[idx] > src->B[idx])
+		dst->G[idx] = src->R[idx];
 	else
-		dst->G[idx] = dst->B[idx];
+		dst->G[idx] = src->B[idx];
 	}
 
 return 0;