1 /* 2 * Copyright (c) 2016, Alliance for Open Media. All rights reserved 3 * 4 * This source code is subject to the terms of the BSD 2 Clause License and 5 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License 6 * was not distributed with this source code in the LICENSE file, you can 7 * obtain it at www.aomedia.org/license/software. If the Alliance for Open 8 * Media Patent License 1.0 was not distributed with this source code in the 9 * PATENTS file, you can obtain it at www.aomedia.org/license/patent. 10 */ 11 #ifndef AOM_AV1_ENCODER_CORNER_MATCH_H_ 12 #define AOM_AV1_ENCODER_CORNER_MATCH_H_ 13 14 #include <stdio.h> 15 #include <stdlib.h> 16 #include <memory.h> 17 18 #define MATCH_SZ 13 19 #define MATCH_SZ_BY2 ((MATCH_SZ - 1) / 2) 20 #define MATCH_SZ_SQ (MATCH_SZ * MATCH_SZ) 21 22 typedef struct { 23 int x, y; 24 int rx, ry; 25 } Correspondence; 26 27 int determine_correspondence(unsigned char *frm, int *frm_corners, 28 int num_frm_corners, unsigned char *ref, 29 int *ref_corners, int num_ref_corners, int width, 30 int height, int frm_stride, int ref_stride, 31 int *correspondence_pts); 32 33 #endif // AOM_AV1_ENCODER_CORNER_MATCH_H_ 34