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110 lines
4.9 KiB
C
110 lines
4.9 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 "./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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#define MAX_PARAMDIM 9
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#if CONFIG_WARPED_MOTION
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#define SAMPLES_ARRAY_SIZE ((2 * MAX_MIB_SIZE + 2) * 2)
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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 DEFAULT_WMTYPE AFFINE
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#endif // CONFIG_WARPED_MOTION
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extern const int16_t warped_filter[WARPEDPIXEL_PREC_SHIFTS * 3 + 1][8];
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typedef void (*ProjectPointsFunc)(const int32_t *mat, int *points, int *proj,
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const int n, const int stride_points,
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const int stride_proj,
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const int subsampling_x,
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const int subsampling_y);
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void project_points_translation(const int32_t *mat, int *points, int *proj,
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const int n, const int stride_points,
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const int stride_proj, const int subsampling_x,
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const int subsampling_y);
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void project_points_rotzoom(const int32_t *mat, int *points, int *proj,
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const int n, const int stride_points,
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const int stride_proj, const int subsampling_x,
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const int subsampling_y);
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void project_points_affine(const int32_t *mat, int *points, int *proj,
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const int n, const int stride_points,
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const int stride_proj, const int subsampling_x,
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const int subsampling_y);
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void project_points_hortrapezoid(const int32_t *mat, int *points, int *proj,
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const int n, const int stride_points,
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const int stride_proj, const int subsampling_x,
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const int subsampling_y);
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void project_points_vertrapezoid(const int32_t *mat, int *points, int *proj,
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const int n, const int stride_points,
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const int stride_proj, const int subsampling_x,
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const int subsampling_y);
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void project_points_homography(const int32_t *mat, int *points, int *proj,
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const int n, const int stride_points,
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const int stride_proj, const int subsampling_x,
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const int subsampling_y);
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void project_points(const WarpedMotionParams *wm_params, int *points, int *proj,
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const int n, const int stride_points, const int stride_proj,
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const int subsampling_x, const int subsampling_y);
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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,
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#if CONFIG_HIGHBITDEPTH
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int use_hbd, int bd,
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#endif // CONFIG_HIGHBITDEPTH
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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, int x_scale, int y_scale);
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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(
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#if CONFIG_HIGHBITDEPTH
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int use_hbd, int bd,
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#endif // CONFIG_HIGHBITDEPTH
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const uint8_t *ref, int stride, uint8_t *dst, int p_col, int p_row,
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int p_width, int p_height, int p_stride);
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void av1_warp_plane(WarpedMotionParams *wm,
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#if CONFIG_HIGHBITDEPTH
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int use_hbd, int bd,
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#endif // CONFIG_HIGHBITDEPTH
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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, int x_scale, int y_scale, int comp_avg);
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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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