SingleResamplePassEffect *hpass, *vpass;
int input_width, input_height, output_width, output_height;
float offset_x, offset_y;
float zoom_x, zoom_y;
float zoom_center_x, zoom_center_y;
SingleResamplePassEffect *hpass, *vpass;
int input_width, input_height, output_width, output_height;
float offset_x, offset_y;
float zoom_x, zoom_y;
float zoom_center_x, zoom_center_y;