1 /* 2 * H.263 internal header 3 * 4 * This file is part of FFmpeg. 5 * 6 * FFmpeg is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2.1 of the License, or (at your option) any later version. 10 * 11 * FFmpeg is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with FFmpeg; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 19 */ 20 #ifndef AVCODEC_H263_H 21 #define AVCODEC_H263_H 22 23 #include "libavutil/rational.h" 24 #include "mpegvideo.h" 25 26 #define FF_ASPECT_EXTENDED 15 27 28 #define H263_GOB_HEIGHT(h) ((h) <= 400 ? 1 : (h) <= 800 ? 2 : 4) 29 30 av_const int ff_h263_aspect_to_info(AVRational aspect); 31 int16_t *ff_h263_pred_motion(MpegEncContext * s, int block, int dir, 32 int *px, int *py); 33 void ff_h263_init_rl_inter(void); 34 void ff_h263_update_motion_val(MpegEncContext * s); 35 void ff_h263_loop_filter(MpegEncContext * s); 36 37 #endif /* AVCODEC_H263_H */ 38