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95 lines
4.2 KiB
C
95 lines
4.2 KiB
C
/*
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* Copyright (c) 2016, Alliance for Open Media. All rights reserved
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*
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* This source code is subject to the terms of the BSD 2 Clause License and
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* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
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* was not distributed with this source code in the LICENSE file, you can
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* obtain it at www.aomedia.org/license/software. If the Alliance for Open
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* Media Patent License 1.0 was not distributed with this source code in the
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* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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*/
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#ifndef AV1_COMMON_WARPED_MOTION_H_
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#define AV1_COMMON_WARPED_MOTION_H_
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#include <stdio.h>
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#include <stdlib.h>
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#include <memory.h>
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#include <math.h>
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#include <assert.h>
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#include "config/aom_config.h"
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#include "aom_ports/mem.h"
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#include "aom_dsp/aom_dsp_common.h"
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#include "av1/common/mv.h"
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#include "av1/common/convolve.h"
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#define MAX_PARAMDIM 9
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#define LEAST_SQUARES_SAMPLES_MAX_BITS 3
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#define LEAST_SQUARES_SAMPLES_MAX (1 << LEAST_SQUARES_SAMPLES_MAX_BITS)
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#define SAMPLES_ARRAY_SIZE (LEAST_SQUARES_SAMPLES_MAX * 2)
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#define WARPED_MOTION_DEBUG 0
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#define DEFAULT_WMTYPE AFFINE
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extern const int16_t warped_filter[WARPEDPIXEL_PREC_SHIFTS * 3 + 1][8];
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static const uint8_t warp_pad_left[14][16] = {
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{ 1, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 },
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{ 2, 2, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 },
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{ 3, 3, 3, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 },
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{ 4, 4, 4, 4, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 },
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{ 5, 5, 5, 5, 5, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 },
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{ 6, 6, 6, 6, 6, 6, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 },
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{ 7, 7, 7, 7, 7, 7, 7, 7, 8, 9, 10, 11, 12, 13, 14, 15 },
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{ 8, 8, 8, 8, 8, 8, 8, 8, 8, 9, 10, 11, 12, 13, 14, 15 },
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{ 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10, 11, 12, 13, 14, 15 },
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{ 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 12, 13, 14, 15 },
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{ 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 12, 13, 14, 15 },
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{ 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 14, 15 },
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{ 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 15 },
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{ 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15 },
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};
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static const uint8_t warp_pad_right[14][16] = {
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{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 14 },
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{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 13, 13 },
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{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 12, 12, 12 },
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{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 11, 11, 11, 11 },
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{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 10, 10, 10, 10, 10 },
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{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 9, 9, 9, 9, 9, 9 },
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{ 0, 1, 2, 3, 4, 5, 6, 7, 8, 8, 8, 8, 8, 8, 8, 8 },
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{ 0, 1, 2, 3, 4, 5, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7 },
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{ 0, 1, 2, 3, 4, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6 },
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{ 0, 1, 2, 3, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5 },
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{ 0, 1, 2, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4 },
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{ 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3 },
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{ 0, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2 },
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{ 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 }
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};
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// Returns the error between the result of applying motion 'wm' to the frame
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// described by 'ref' and the frame described by 'dst'.
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int64_t av1_warp_error(WarpedMotionParams *wm, int use_hbd, int bd,
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const uint8_t *ref, int width, int height, int stride,
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uint8_t *dst, int p_col, int p_row, int p_width,
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int p_height, int p_stride, int subsampling_x,
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int subsampling_y, int64_t best_error);
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// Returns the error between the frame described by 'ref' and the frame
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// described by 'dst'.
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int64_t av1_frame_error(int use_hbd, int bd, const uint8_t *ref, int stride,
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uint8_t *dst, int p_width, int p_height, int p_stride);
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void av1_warp_plane(WarpedMotionParams *wm, int use_hbd, int bd,
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const uint8_t *ref, int width, int height, int stride,
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uint8_t *pred, int p_col, int p_row, int p_width,
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int p_height, int p_stride, int subsampling_x,
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int subsampling_y, ConvolveParams *conv_params);
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int find_projection(int np, int *pts1, int *pts2, BLOCK_SIZE bsize, int mvy,
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int mvx, WarpedMotionParams *wm_params, int mi_row,
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int mi_col);
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int get_shear_params(WarpedMotionParams *wm);
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#endif // AV1_COMMON_WARPED_MOTION_H_
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