int64_t edit_x, edit_y, edit_w, edit_h;
trackcanvas->edit_dimensions(edit, edit_x, edit_y, edit_w, edit_h);
trackcanvas->get_transition_coords(edit_x, edit_y, edit_w, edit_h);
int64_t edit_x, edit_y, edit_w, edit_h;
trackcanvas->edit_dimensions(edit, edit_x, edit_y, edit_w, edit_h);
trackcanvas->get_transition_coords(edit_x, edit_y, edit_w, edit_h);