adding the copy_data funcs

floatimg.h

@@ -2,7 +2,7 @@
  *	floatimg.h
  */
 
-#define		FIMG_VERSION	82
+#define		FIMG_VERSION	84
 
 /*
  *	in memory descriptor
@@ -35,6 +35,8 @@ typedef struct {
 #define FILE_TYPE_FIMG			1
 #define FILE_TYPE_PNM			2
 #define FILE_TYPE_PNG			3
+#define FILE_TYPE_TGA			4
+#define FILE_TYPE_TIFF			5
 
 /*	lib/contrast.c			*/
 #define CONTRAST_NONE			0
@@ -49,6 +51,7 @@ typedef struct {
 int   fimg_create(FloatImg *fimg, int w, int h, int t);
 int   fimg_destroy(FloatImg *fimg);
 int   fimg_clone(FloatImg *fimg, FloatImg *newpic, int flags);
+int fimg_copy_data(FloatImg *from, FloatImg *to);
 
 int   fimg_print_version(int k);
 void  fimg_printhead(FloatImg *h);
@@ -60,7 +63,7 @@ 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);
 
-
+/*	--> lib/fimg-compare.c		*/
 int fimg_images_compatible(FloatImg *a, FloatImg *b);
 
 int fimg_interpolate(FloatImg *s1, FloatImg *s2, FloatImg *d, float coef);

lib/fimg-compare.c

@@ -1,6 +1,5 @@
 /*
- *		fimg-core.c
- *
+ *		fimg-compare.c
  *
  */
 

lib/fimg-core.c

@@ -76,7 +76,7 @@ return 0;
 }
 /* ---------------------------------------------------------------- */
 /*
- *
+ *	values for the parameter 't' are defined in 'floatimg.h'
  */
 int fimg_create(FloatImg *fimg, int w, int h, int t)
 {
@@ -142,7 +142,7 @@ if ( ! fimg_type_is_valid(fimg->type) ) {
 	return -2;
 	}
 if (NULL == fimg->R) {
-	fprintf(stderr, "%s : %p already freed\n", __func__, fimg);
+	fprintf(stderr, "%s : %p already freed ?\n", __func__, fimg);
 	return -3;
 	}
 free(fimg->R);
@@ -177,6 +177,27 @@ if (flags & 0x01) {
 
 	}
 
+return 0;
+}
+/* --------------------------------------------------------------------- */
+int fimg_copy_data(FloatImg *from, FloatImg *to)
+{
+int		size;
+int		foo;
+
+#if DEBUG_LEVEL
+fprintf(stderr, ">>> %-25s ( %p %p )\n", __func__, from, to);
+#endif
+
+foo = fimg_images_compatible(from, to);
+if (foo) {
+	fprintf(stderr, "%s: pics not compatible (%d)\n", __func__, foo);
+	return foo;
+	}
+
+size = from->width * from->height * from->type * sizeof(float);
+memcpy(to->R, from->R, size);
+
 return 0;
 }
 /* --------------------------------------------------------------------- */
@@ -202,8 +223,10 @@ int fimg_rgb_constant(FloatImg *head, float r, float g, float b)
 {
 int		idx, size;
 
+#if DEBUG_LEVEL
 fprintf(stderr, ">>> %-25s ( %p %f %f %f )\n", __func__, head,
 				r, g, b);
+#endif
 
 if (head->type != FIMG_TYPE_RGB) {
 	return -21;

lib/t.c

@@ -41,6 +41,51 @@ if (foo) {
 
 fimg_destroy(&gray);
 
+return 0;
+}
+/* ---------------------------------------------------------------- */
+
+int essai_clone_et_copy(int unused)
+{
+FloatImg	A, B, C;
+int		foo;
+
+foo = fimg_create(&A, 512, 512, FIMG_TYPE_RGB);
+if (foo) {
+	fprintf(stderr, "%s err create A %d\n", __func__, foo);
+	return foo;
+	}
+foo = fimg_draw_something(&A);
+if (foo) {
+	fprintf(stderr, "%s err drawing A %d\n", __func__, foo);
+	return foo;
+	}
+foo = fimg_save_as_pnm(&A, "A.pnm", 0);
+
+if (foo) {
+	fprintf(stderr, "%s : err %d on save_as_pnm\n", __func__, foo);
+	exit(1);
+	}
+
+foo = fimg_clone(&A, &B, 1);
+if (foo) {
+	fprintf(stderr, "%s err clone B %d\n", __func__, foo);
+	return foo;
+	}
+
+foo = fimg_create(&C, 512, 512, FIMG_TYPE_RGB);
+if (foo) {
+	fprintf(stderr, "%s err create A %d\n", __func__, foo);
+	return foo;
+	}
+foo = fimg_copy_data(&A, &C);
+if (foo) {
+	fprintf(stderr, "%s err copydata %d\n", __func__, foo);
+	return foo;
+	}
+foo = fimg_save_as_pnm(&C, "C.pnm", 0);
+
+
 return 0;
 }
 /* ---------------------------------------------------------------- */
@@ -95,8 +140,8 @@ while ((opt = getopt(argc, argv, "gn:v")) != -1) {
 
 if (verbosity) fimg_print_version(0);
 
-foo = essai_contraste("original.fimg");
-fprintf(stderr, "retour essai contraste -> %d\n", foo);
+foo = essai_clone_et_copy(0);
+fprintf(stderr, "retour essai clone_et_copy -> %d\n", foo);
 
 return 0;
 }