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| | |
| | | /* |
| | | * 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 AVUTIL_MOTION_VECTOR_H |
| | | #define AVUTIL_MOTION_VECTOR_H |
| | | |
| | | #include <stdint.h> |
| | | |
| | | typedef struct AVMotionVector { |
| | | /** |
| | | * Where the current macroblock comes from; negative value when it comes |
| | | * from the past, positive value when it comes from the future. |
| | | * XXX: set exact relative ref frame reference instead of a +/- 1 "direction". |
| | | */ |
| | | int32_t source; |
| | | /** |
| | | * Width and height of the block. |
| | | */ |
| | | uint8_t w, h; |
| | | /** |
| | | * Absolute source position. Can be outside the frame area. |
| | | */ |
| | | int16_t src_x, src_y; |
| | | /** |
| | | * Absolute destination position. Can be outside the frame area. |
| | | */ |
| | | int16_t dst_x, dst_y; |
| | | /** |
| | | * Extra flag information. |
| | | * Currently unused. |
| | | */ |
| | | uint64_t flags; |
| | | /** |
| | | * Motion vector |
| | | * src_x = dst_x + motion_x / motion_scale |
| | | * src_y = dst_y + motion_y / motion_scale |
| | | */ |
| | | int32_t motion_x, motion_y; |
| | | uint16_t motion_scale; |
| | | } AVMotionVector; |
| | | |
| | | #endif /* AVUTIL_MOTION_VECTOR_H */ |