Fix a bug in img2twit's cell allocation.

git-svn-id: file:///srv/caca.zoy.org/var/lib/svn/libpipi/trunk@3524 92316355-f0b4-4df1-b90c-862c8a59935f

examples/img2twit.cpp

@@ -949,7 +949,7 @@ int main(int argc, char *argv[])
         }
     }
     while((dh + 1) * dw <= TOTAL_CELLS) dh++;
-    while(dw * (dh + 1) <= TOTAL_CELLS) dw++;
+    while(dh * (dw + 1) <= TOTAL_CELLS) dw++;
 
     /* Print debug information */
     if(DEBUG_MODE)