/* * Copyright (c) 2005 Robert Edele <yartrebo@earthlink.net> * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef AVFILTER_BBOX_H#define AVFILTER_BBOX_H #include <stdint.h> typedef struct {    int x1, x2, y1, y2;} FFBoundingBox; /** * Calculate the smallest rectangle that will encompass the * region with values > min_val. * * @param bbox bounding box structure which is updated with the found values. *             If no pixels could be found with value > min_val, the *             structure is not modified. * @return 1 in case at least one pixel with value > min_val was found, *         0 otherwise */int ff_calculate_bounding_box(FFBoundingBox *bbox,                              const uint8_t *data, int linesize,                              int w, int h, int min_val); #endif /* AVFILTER_BBOX_H */