Changeset 2647Tweet

Timestamp:

Aug 2, 2008, 6:56:03 PM (15 years ago)

Author:

Sam Hocevar

Message:

• edd.c: output E_fast as well.

File:

• libpipi/trunk/examples/edd.c (modified) (3 diffs)

libpipi/trunk/examples/edd.c

@@ -38 +38 @@
     double sigma = 1.2, precision = 0.001, step = 2.;
     double best = 1., fx = -1., fy = -1., bfx = 0., bfy = 0.;
-    double e, e0;
+    double e, e0, e1;
     pipi_image_t *img, *gauss, *dither, *tmp;
     int dx, dy;
@@ -60 +60 @@
     tmp = pipi_gaussian_blur(dither, sigma);
     e0 = pipi_measure_rmsd(gauss, tmp);
+    pipi_free(tmp);
+
+    /* Compute the fast error */
+    tmp = pipi_gaussian_blur_ext(dither, sigma, sigma, 0.16, 0.26);
+    e1 = pipi_measure_rmsd(gauss, tmp);
     pipi_free(tmp);
 
@@ -86 +91 @@
     }
 
-    printf("E: %g E_min: %g dx: %g dy: %g\n", e0, best, fx, fy);
+    printf("E: %g E_fast: %g E_min: %g dx: %g dy: %g\n", e0, e1, best, fx, fy);
 
     pipi_free(dither);