FFmpeg 5.1.6
motion_vector.h
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1/*
2 * This file is part of FFmpeg.
3 *
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19#ifndef AVUTIL_MOTION_VECTOR_H
20#define AVUTIL_MOTION_VECTOR_H
21
22#include <stdint.h>
23
24typedef struct AVMotionVector {
25 /**
26 * Where the current macroblock comes from; negative value when it comes
27 * from the past, positive value when it comes from the future.
28 * XXX: set exact relative ref frame reference instead of a +/- 1 "direction".
29 */
30 int32_t source;
31 /**
32 * Width and height of the block.
33 */
34 uint8_t w, h;
35 /**
36 * Absolute source position. Can be outside the frame area.
37 */
38 int16_t src_x, src_y;
39 /**
40 * Absolute destination position. Can be outside the frame area.
41 */
42 int16_t dst_x, dst_y;
43 /**
44 * Extra flag information.
45 * Currently unused.
46 */
47 uint64_t flags;
48 /**
49 * Motion vector
50 * src_x = dst_x + motion_x / motion_scale
51 * src_y = dst_y + motion_y / motion_scale
52 */
54 uint16_t motion_scale;
56
57#endif /* AVUTIL_MOTION_VECTOR_H */
int32_t source
Where the current macroblock comes from; negative value when it comes from the past,...
Definition: motion_vector.h:30
int32_t motion_y
Definition: motion_vector.h:53
int16_t dst_x
Absolute destination position.
Definition: motion_vector.h:42
uint64_t flags
Extra flag information.
Definition: motion_vector.h:47
uint16_t motion_scale
Definition: motion_vector.h:54
int32_t motion_x
Motion vector src_x = dst_x + motion_x / motion_scale src_y = dst_y + motion_y / motion_scale.
Definition: motion_vector.h:53
uint8_t w
Width and height of the block.
Definition: motion_vector.h:34
int16_t src_x
Absolute source position.
Definition: motion_vector.h:38