diff --git a/Fonderie/interpolator.c b/Fonderie/interpolator.c
index 00b960b..1ca7cb3 100644
--- a/Fonderie/interpolator.c
+++ b/Fonderie/interpolator.c
@@ -156,17 +156,14 @@ if (FIMG_TYPE_RGB != iarray[2]) {
 w = iarray[0], h = iarray[1];
 fprintf(stderr, "first image size : %dx%d\n", w, h);
 
-fimg_create(&A,   w, h, 3);	pFirst  = &A;
-fimg_vdeg_a(&A, idx_values[0].value);
-
-fimg_create(&B,   w, h, 3);	pSecond = &B;
+fimg_create(&A,   w, h, 3);	pFirst  = &A;	fimg_clear(&A);
+fimg_create(&B,   w, h, 3);	pSecond = &B;	fimg_clear(&B);
 fimg_create(&Out, w, h, 3);
 
 ipng = 0;
 for (idx=0; idx<globbuf.gl_pathc; idx++) {
 
 	curpix = idx_values[idx].idx;
-
 	cptr = globbuf.gl_pathv[curpix];	/* aliasing filename */
 
 	/* read the next file in B */
@@ -215,7 +212,6 @@ for (idx=0; idx<globbuf.gl_pathc; idx++) {
 	pFirst = pTmp;
 	/* XXX THIS CODE DON'T WORK !!! */
 #endif
-
 	}
 
 fprintf(stderr, "\ngenerated %d png files\n", ipng);