Set page0_rgbimage when taking many screenshots

diff --git a/pctb/pages.c b/pctb/pages.c
index c5cc941b7a942c655d03b4709cbd54707d01c555..482c959c24261cf541ca0ea4e99b63ddf7e51e4e 100644 (file)
--- a/pctb/pages.c
+++ b/pctb/pages.c
@@ -553,6 +553,7 @@ static void prepare_ypp_client(void) {
 
 void take_screenshots(void) {
   Snapshot *current=0, *last=0;
+  RgbImage *page0_store;
 
   prepare_ypp_client();
   
@@ -561,6 +562,8 @@ void take_screenshots(void) {
   wait_for_stability(&current,0, send_pgup_many,
                     "paging up to top of commodity list...");
 
+  page0_rgbimage= page0_store= alloc_rgb_image(current->w, current->h);
+
   /* now to actually page down */
   for (;;) {
     debugf("paging page %d\n",npages);
@@ -569,8 +572,8 @@ void take_screenshots(void) {
       fatal("Paging down seems to generate too many pages - max is %d.",
            MAX_PAGES);
     
-    page_images[npages]= convert_page(current, 0);
-    free_snapshot(&last); last=current; current=0;
+    page_images[npages]= convert_page(current, page0_store);
+    free_snapshot(&last); last=current; current=0; page0_store=0;
 
     debugf("PAGING page %d converted\n",npages);
 
@@ -592,6 +595,7 @@ void take_screenshots(void) {
 
   debugf("PAGING all done.\n");
   progress_log("collected %d screenshots.",npages);
+  assert(!page0_store);
 }    
 
 void take_one_screenshot(void) {