int cswindow_x, cswindow_y, cswindow_w, cswindow_h;
// subtitle
int swindow_x, swindow_y, swindow_w, swindow_h;
+// mixer tile region
+ int tile_mixers_x, tile_mixers_y, tile_mixers_w, tile_mixers_h;
// binfolder filter window
int bwindow_w, bwindow_h;
// error window