diff --git a/images/landscape2.jpg b/images/landscape2.jpg
new file mode 100644
index 0000000..b11e8b2
Binary files /dev/null and b/images/landscape2.jpg differ
diff --git a/src/main.c b/src/main.c
index 1703957..90a471f 100644
--- a/src/main.c
+++ b/src/main.c
@@ -8,6 +8,8 @@
 #include "gfx.h"
 #include "distance.h"
 
+#define CUT_CHUNK_SIZE 50
+
 typedef struct {
     uint32_t    width;
     uint32_t    height;
@@ -115,7 +117,7 @@ uint32_t image_find_best_line(image_T* image) {
     return line_id;
 }
 
-void image_cut_line(image_T* image, uint32_t line_id) {
+void image_cut_line(image_T* image, uint32_t line_id, bool draw_cut) {
     uint32_t x = line_id;
 
     for (uint32_t y = image->new_height-1; y > 0; y--) {
@@ -123,12 +125,17 @@ void image_cut_line(image_T* image, uint32_t line_id) {
         x += dist.direction;
         memcpy(&image->buffer[(image->width * y) + x], &image->buffer[(image->width * y) + x + 1], (image->new_width - x) * sizeof(uint32_t));
         if (image->mask_buffer != NULL) memcpy(&image->mask_buffer[(image->width * y) + x], &image->mask_buffer[(image->width * y) + x + 1], (image->new_width - x) * sizeof(uint32_t));
-        gfx_color(0, 0xFF, 0);
-        gfx_point((int)x, (int)y);
+
+        if (draw_cut) {
+            gfx_color(0, 0xFF, 0);
+            gfx_point((int) x, (int) y);
+        }
     }
     image->new_width -= 1;
 
-    gfx_flush();
+    if (draw_cut) {
+        gfx_flush();
+    }
 }
 
 void image_dump(image_T* image) {
@@ -167,10 +174,11 @@ void image_export(image_T* image, const char* filename) {
 }
 
 
+
 int main() {
     printf("Line Cutter - Juniorcamp Informatik\n");
 
-    image_T* image = image_load("../images/paris.png", "../images/paris_mask.png");
+    image_T* image = image_load("../images/landscape2.jpg", NULL);
 
     gfx_open(800, 600, "Juniorcamp Informatik - Line Cutter");
     image_dump(image);
@@ -178,15 +186,32 @@ int main() {
     bool running = true;
     while(running) {
         char c = gfx_wait();
-        image_dump(image);
         switch (c) {
             case 's': {
                 if (image->new_width > 0) {
+                    image_dump(image);
                     image_calculate_dist_buffer(image);
-                    image_cut_line(image, image_find_best_line(image));
+                    image_cut_line(image, image_find_best_line(image), true);
                 }
                 break;
             }
+            case 'c': {
+                int n = CUT_CHUNK_SIZE < image->new_width ? CUT_CHUNK_SIZE : image->new_width;
+                for (int i = 0; i < n; i++) {
+                    image_calculate_dist_buffer(image);
+                    image_cut_line(image, image_find_best_line(image), false);
+                    printf("Progress: %d/%d\r", i+1, n);
+                    fflush(stdout);
+                }
+                printf("\ndone\n");
+                gfx_clear();
+                image_dump(image);
+                break;
+            }
+            case 'd': {
+                image_dump(image);
+                break;
+            }
             case 'e': {
                 time_t     time_raw  = time(NULL);
                 struct tm* timestamp = localtime(&time_raw);