more experiment...

Fonderie/Makefile

@@ -20,11 +20,18 @@ t:	t.c Makefile ${OBJS}
 	gcc ${COPT} $< ${OBJS} ${LIBS} -o $@
 
 # ---------------------------------------------------------
-
+#
+#
 
 fonderie:	fonderie.c ${DEPS} ${OBJS} Makefile
 	gcc ${COPT} $< ${OBJS} ${LIBS} -lz -o $@
 
+#	another way to brotch some pics...
+interpolator:	interpolator.c ${DEPS} ${OBJS} Makefile
+	gcc ${COPT} $< ${OBJS}  ${LIBS} -lz -o $@
+
+# ---------------------------------------------------------
+
 crapulator.o:	crapulator.c ${DEPS} Makefile
 	gcc ${COPT} -c $<
 
@@ -37,18 +44,10 @@ sfx.o:	sfx.c ${DEPS} Makefile
 filterstack.o:	filterstack.c ${DEPS} Makefile
 	gcc ${COPT} -c $<
 
-# ---------------------------------------------------------
-#
-#	another way to brotch some pics...
-#
-
 metriques.o:	metriques.c metriques.h Makefile
 	gcc ${COPT} -c $<
 
 glitches.o:	glitches.c glitches.h Makefile
 	gcc ${COPT} -c $<
 
-interpolator:	interpolator.c ${DEPS} ${OBJS} Makefile
-	gcc ${COPT} $< ${OBJS}  ${LIBS} -lz -o $@
-
 # ---------------------------------------------------------

Fonderie/crapulator.c

@@ -172,6 +172,10 @@ switch (idFx) {
 	case 14:
 		retval = desaturate(image);
 		break;
+	case 15:
+		retval = kill_a_few_lines(image, fval,
+						image->height/20);
+		break;
 
 	/* here are the glitches */
 	case 24:			/* experiment ! */

Fonderie/crapulator.h

@@ -10,4 +10,5 @@
 
 int crapulator(FloatImg *image, int id_effect, float fparam);
 
-
+char	*crap_name_from_number(int num);
+int	 crap_number_from_name(char *name);

Fonderie/essai.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-FILTRES="5:6:13 2:2 5:9:8 4:25 8:13:13:7 10:1 25:25:25:25 13:14:13"
+FILTRES="5:6:13 15 2:2 5:9:8 4:25 8:13:13:7 10:1 25:25:25:25 13:14:13"
 
 rm /tmp/fstack*.png
 
@@ -8,7 +8,7 @@ for F in $FILTRES
 do
 
 	I="/tmp/fstack-"$F".png"
-	echo ; echo $I
+	echo ; echo ==== $I
 	./t -F $F
 	txt=$(printf "[%-10s]" $F)
 	convert foo.png -pointsize 24 -kerning 0	\
@@ -19,4 +19,6 @@ do
 
 done
 
+exit
+
 convert -delay 100 /tmp/fstack*.png foo.gif

Fonderie/filterstack.c

@@ -83,11 +83,12 @@ if (NULL==stack_slots) {
 fprintf(stderr, "------- %-20s --------\n", txt);
 fprintf(stderr, "stack at %p, size %d, current %d\n",
 			stack_slots, nbre_filters, idx_slot); 
-fprintf(stderr, "idx     fx#   ival   fval\n");
+fprintf(stderr, "idx     fx#   name          ival   fval\n");
 for (idx=0; idx<idx_slot; idx++) {
 
-	fprintf(stderr, "%3d    %3d    %3d    %f\n", idx,
+	fprintf(stderr, "%3d    %3d    %-10s  %3d      %f\n", idx,
 			stack_slots[idx].numero,
+			crap_name_from_number(stack_slots[idx].numero),
 			stack_slots[idx].ival,
 			stack_slots[idx].fval);
 

Fonderie/glitches.c

@@ -27,7 +27,7 @@ fprintf(stderr, ">>> %s ( %p %d )\n", __func__, pvictime, bits);
 
 line = rand() % pvictime->height;
 
-if (verbosity > 1) {
+if (verbosity > 2) {
 	fprintf(stderr, "%s: try to kill line %d\n", __func__, line);
 	}
 
@@ -52,9 +52,13 @@ int kill_a_few_lines(FloatImg *who, float fval, int number)
 {
 int		idx, foo;
 
+#if DEBUG_LEVEL
+fprintf(stderr, ">>> %s ( %p %f %d )\n", __func__, who, fval, number);
+#endif
+
 /* Frag the pixels */
 for (idx=0; idx<number; idx++) {
-	foo = kill_a_random_line(who, fval, rand() & 0x0f);
+	foo = kill_a_random_line(who, fval, rand() & 0x07);
 	if (foo)	abort();
 	}
 

Fonderie/interpolator.c

@@ -163,7 +163,7 @@ for (idx=0; idx<globbuf.gl_pathc; idx++) {
 	value = idx_values[idx].value;
 
 	/* here, insert the input filter */
-	foo = crapulator(&B, infx, value/2.0);
+	foo = crapulator(&B, infx, value);
 	if (foo) {
 		fprintf(stderr, "%s: input fx fail %d\n", __func__, foo);
 		exit(1);

Fonderie/metriques.c

@@ -33,15 +33,17 @@ return 0;
 /*   --------------------------------------------------------------   */
 int get_float_metric_b(FloatImg *pimg, float *where)
 {
-int	idx, size;
+int	idx, size, nbre;
 double	adder;
 
 adder = 0.0;
+nbre = 0;
 size = pimg->width * pimg->height;
 for (idx=20; idx < size; idx+=42) {
 	adder += (double)pimg->R[idx];
+	nbre++;
 	}
-*where = (float)adder;
+*where = (float)(adder/(nbre+1));
 return 0;
 }
 /*   --------------------------------------------------------------   */