diff --git a/.gitignore b/.gitignore
index c3133b6..bd98bfa 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 
 lib/*.o
+lib/t
 funcs/*.o
 
 *.a
diff --git a/lib/t.c b/lib/t.c
new file mode 100644
index 0000000..d573950
--- /dev/null
+++ b/lib/t.c
@@ -0,0 +1,27 @@
+#include  <stdio.h>
+#include  <stdlib.h>
+#include  <unistd.h>
+#include  "string.h"
+
+#include  "../floatimg.h"
+
+int		verbosity;
+
+
+int main(int argc, char *argv[])
+{
+int		foo;
+FloatImg 	fimg;
+
+verbosity = 1;
+
+foo = fimg_load_from_pnm("/tmp/00000.ppm", &fimg, 0);
+
+printf("retour du truc %d\n", foo);
+
+fimg_printhead(&fimg);
+
+fimg_save_as_pnm(&fimg, "foo.pnm",  0);
+
+return 0;
+}
\ No newline at end of file
diff --git a/tools/Makefile b/tools/Makefile
index 63cb07c..5b94864 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -8,7 +8,8 @@ DEPS = ../floatimg.h  ../libfloatimg.a Makefile
 
 # 			----------
 
-all:	fimg2pnm addtga2fimg mkfimg png2fimg fimgstats fimg2png
+all:	fimg2pnm addtga2fimg mkfimg png2fimg fimgstats fimg2png	\
+	addpnm2fimg
 
 fimgstats:	fimgstats.c $(DEPS)
 	gcc -g $< ../libfloatimg.a -o $@ 
@@ -25,6 +26,10 @@ fimg2png:	fimg2png.c  $(DEPS)
 addtga2fimg:	addtga2fimg.c  $(DEPS)
 	gcc -g $< ../libfloatimg.a -limageSO -lm -o $@
 
+addpnm2fimg:	addpnm2fimg.c  $(DEPS)
+	gcc -g $< ../libfloatimg.a -limageSO -lm -o $@
+
+
 # if "undefined reference to crc32" then "use -lz"
 png2fimg:	png2fimg.c  $(DEPS)
 	gcc -g $< ../libfloatimg.a -lpnglite -o $@
diff --git a/tools/addpnm2fimg.c b/tools/addpnm2fimg.c
new file mode 100644
index 0000000..bf328d4
--- /dev/null
+++ b/tools/addpnm2fimg.c
@@ -0,0 +1,94 @@
+/*
+ *			ADDPNM
+ */
+
+#include  <stdio.h>
+#include  <stdlib.h>
+#include  <unistd.h>
+
+#include  "../floatimg.h"
+
+int		verbosity;
+
+/* --------------------------------------------------------------------- */
+int add_pnm_to_fimg(char *srcname, char *dstname, int notused)
+{
+FloatImg	dst, src;
+int		foo, x, y, idx;
+
+#if DEBUG_LEVEL
+fprintf(stderr, ">>> %s ( '%s' %s' )\n", __func__, srcname, dstname);
+#endif
+
+foo = fimg_create_from_dump(dstname, &dst);
+if (foo) fprintf(stderr, "create dst fimg from '%s' -> %d\n", dstname, foo);
+#if DEBUG_LEVEL
+fimg_describe(&dst, "created fimg from dump");
+#endif
+
+foo = fimg_load_from_pnm(srcname, &src, 0);
+if (foo) fprintf(stderr, "create src fimg from '%s' -> %d\n", dstname, foo);
+#if DEBUG_LEVEL
+fimg_describe(&qrc, "created fimg from PNM");
+#endif
+
+idx = 0;
+for (y=0; y<src.height; y++) {
+	for (x=0; x<src.width; x++) {
+		dst.R[idx] += src.R[idx];
+		dst.G[idx] += src.G[idx];
+		dst.B[idx] += src.B[idx];
+		}
+	}
+
+foo = fimg_dump_to_file(&dst, dstname, 0);
+if (foo) { fprintf(stderr, "fimg dump -> %d\n", foo); }
+
+return 0;
+}
+/* --------------------------------------------------------------------- */
+int main(int argc, char *argv[])
+{
+int		foo;
+// int		srcW, srcH;
+int		infos[3];
+
+if (3 != argc) {
+	fimg_print_version(1);
+	fprintf(stderr, "usage:\n\t%s img.fimg cumul.fimg\n", argv[0]);
+	exit(1);
+	}
+
+if ( 0==access(argv[2], R_OK|W_OK) ) {		/* fimg is readable */
+	fprintf(stderr, "%s exist\n", argv[2]);
+	}
+/*
+else	{
+	fprintf(stderr, "*** must create '%s' %dx%d first !!!\n",
+					argv[2], tgaW, tgaH);
+	exit(1);
+	} */
+
+foo = fimg_fileinfos(argv[2], infos);
+// fprintf(stderr, "get dims of '%s' -> %d\n", argv[2], foo);
+if (foo) {
+	fprintf(stderr, "*** %s is badly broken\n", argv[2]);
+	exit(2);
+	}
+
+/*
+if ( (tgaW != infos[0]) || (tgaW != infos[0]) ) {
+	fprintf(stderr, "   TGA          %5d   %5d\n", tgaW,  tgaH);
+	fprintf(stderr, "   FIMG         %5d   %5d\n", infos[0], infos[1]);
+	fprintf(stderr, "   No dimension match.\n");
+	exit(3);
+	}
+*/
+
+foo = add_pnm_to_fimg(argv[1], argv[2], 0);
+
+return 0;
+}
+/* --------------------------------------------------------------------- */
+
+
diff --git a/tools/png2fimg.c b/tools/png2fimg.c
index dbfa39a..c96c605 100644
--- a/tools/png2fimg.c
+++ b/tools/png2fimg.c
@@ -9,6 +9,8 @@
 
 #include  "../floatimg.h"
 
+int		verbosity = 0;
+
 /* --------------------------------------------------------------------- */
 int main(int argc, char *argv[])
 {