88 lines
2.8 KiB
C
88 lines
2.8 KiB
C
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/**
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* Copyright (c) 2016 Davinder Singh (DSM_) <ds.mudhar<@gmail.com>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVFILTER_MOTION_ESTIMATION_H
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#define AVFILTER_MOTION_ESTIMATION_H
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#include "libavutil/avutil.h"
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#define AV_ME_METHOD_ESA 1
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#define AV_ME_METHOD_TSS 2
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#define AV_ME_METHOD_TDLS 3
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#define AV_ME_METHOD_NTSS 4
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#define AV_ME_METHOD_FSS 5
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#define AV_ME_METHOD_DS 6
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#define AV_ME_METHOD_HEXBS 7
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#define AV_ME_METHOD_EPZS 8
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#define AV_ME_METHOD_UMH 9
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typedef struct AVMotionEstPredictor {
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int mvs[10][2];
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int nb;
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} AVMotionEstPredictor;
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typedef struct AVMotionEstContext {
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uint8_t *data_cur, *data_ref;
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int linesize;
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int mb_size;
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int search_param;
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int width;
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int height;
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int x_min;
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int x_max;
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int y_min;
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int y_max;
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int pred_x; ///< median predictor x
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int pred_y; ///< median predictor y
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AVMotionEstPredictor preds[2];
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uint64_t (*get_cost)(struct AVMotionEstContext *me_ctx, int x_mb, int y_mb,
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int mv_x, int mv_y);
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} AVMotionEstContext;
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void ff_me_init_context(AVMotionEstContext *me_ctx, int mb_size, int search_param,
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int width, int height, int x_min, int x_max, int y_min, int y_max);
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uint64_t ff_me_cmp_sad(AVMotionEstContext *me_ctx, int x_mb, int y_mb, int x_mv, int y_mv);
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uint64_t ff_me_search_esa(AVMotionEstContext *me_ctx, int x_mb, int y_mb, int *mv);
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uint64_t ff_me_search_tss(AVMotionEstContext *me_ctx, int x_mb, int y_mb, int *mv);
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uint64_t ff_me_search_tdls(AVMotionEstContext *me_ctx, int x_mb, int y_mb, int *mv);
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uint64_t ff_me_search_ntss(AVMotionEstContext *me_ctx, int x_mb, int y_mb, int *mv);
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uint64_t ff_me_search_fss(AVMotionEstContext *me_ctx, int x_mb, int y_mb, int *mv);
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uint64_t ff_me_search_ds(AVMotionEstContext *me_ctx, int x_mb, int y_mb, int *mv);
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uint64_t ff_me_search_hexbs(AVMotionEstContext *me_ctx, int x_mb, int y_mb, int *mv);
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uint64_t ff_me_search_epzs(AVMotionEstContext *me_ctx, int x_mb, int y_mb, int *mv);
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uint64_t ff_me_search_umh(AVMotionEstContext *me_ctx, int x_mb, int y_mb, int *mv);
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#endif /* AVFILTER_MOTION_ESTIMATION_H */
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