diff --git a/Makefile b/Makefile
index 45e5a13d..7ed4873d 100644
--- a/Makefile
+++ b/Makefile
@@ -18,7 +18,7 @@ essai:		essai.c libfloatimg.a floatimg.h Makefile
 TOTAR = *.[ch] Makefile *.sh *.md 			\
 	doc/the*.tex doc/mk*.sh	doc/*.txt		\
 	funcs/*.[ch] funcs/Makefile			\
-	tools/*.[ch] tools/READEME.md tools/Makefile		\
+	tools/*.[ch] tools/README.md tools/Makefile		\
 	v4l2/*.[ch] v4l2/Makefile			\
 	scripts/*.sh scripts/README.md			\
 	lib/*.[ch] lib/Makefile
diff --git a/floatimg.h b/floatimg.h
index f2e0c3a2..3fd36b6a 100644
--- a/floatimg.h
+++ b/floatimg.h
@@ -62,6 +62,7 @@ int   fimg_describe(FloatImg *head, char *txt);
 char *fimg_str_type(int type);
 int   fimg_plot_rgb (FloatImg *head, int x, int y, float r, float g, float b);
 int   fimg_get_rgb(FloatImg *head, int x, int y, float *rgb);
+int   fimg_put_rgb(FloatImg *head, int x, int y, float *rgb);
 int   fimg_clear(FloatImg *fimg);
 int   fimg_add_rgb(FloatImg *head, int x, int y, float r, float g, float b);
 int   fimg_rgb_constant(FloatImg *head, float r, float g, float b);
diff --git a/funcs/rotate.c b/funcs/rotate.c
index fd47b6be..ec190b8d 100644
--- a/funcs/rotate.c
+++ b/funcs/rotate.c
@@ -31,7 +31,9 @@ if (src->type != FIMG_TYPE_RGB) {
 
 /* check if dst pic is not allocated */
 if ( 0 == (dst->type | dst->width | dst->height) ) {
+#if DEBUG_LEVEL
 	fprintf(stderr, "in %s, %p is empty\n", __func__, dst);
+#endif
 	/* OK allocate a new fpic */
 	foo = fimg_create(dst, src->height, src->width, src->type);
 	if (foo) {
@@ -54,7 +56,7 @@ if ( (src->type != dst->type)    ||
 for (y=0; y<src->height; y++) {
 	for (x=0; x<src->width; x++) {
 		fimg_get_rgb(src, x, y, rgb);
-		fimg_plot_rgb(dst, y, x, rgb[0], rgb[1], rgb[2]);
+		fimg_put_rgb(dst, y, x, rgb);
 		}
 	}
 
diff --git a/lib/fimg-core.c b/lib/fimg-core.c
index 6a51bbcf..3896cedf 100644
--- a/lib/fimg-core.c
+++ b/lib/fimg-core.c
@@ -314,3 +314,24 @@ prgb[2] = head->B[offset];
 return 0;
 }
 /* --------------------------------------------------------------------- */
+/* nouveau 24 mars 2020    -    coronacoding */
+int fimg_put_rgb(FloatImg *head, int x, int y, float *prgb)
+{
+int	offset;
+
+if (head->type != FIMG_TYPE_RGB) {
+#if DEBUG_LEVEL > 1
+	fprintf(stderr, "%s : type %d is bad.\n", __func__, head->type);
+#endif
+	return -1;
+	}
+
+offset = x + (y * head->width);
+head->R[offset] = prgb[0];
+head->G[offset] = prgb[1];
+head->B[offset] = prgb[2];
+
+return 0;
+}
+/* --------------------------------------------------------------------- */
+