chromium/third_party/libaom/source/libaom/av1/common/warped_motion.h

/*
 * Copyright (c) 2016, Alliance for Open Media. All rights reserved.
 *
 * This source code is subject to the terms of the BSD 2 Clause License and
 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
 * was not distributed with this source code in the LICENSE file, you can
 * obtain it at www.aomedia.org/license/software. If the Alliance for Open
 * Media Patent License 1.0 was not distributed with this source code in the
 * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
 */

#ifndef AOM_AV1_COMMON_WARPED_MOTION_H_
#define AOM_AV1_COMMON_WARPED_MOTION_H_

#include <stdio.h>
#include <stdlib.h>
#include <memory.h>
#include <math.h>
#include <assert.h>

#include "config/aom_config.h"

#include "aom_ports/mem.h"
#include "aom_dsp/aom_dsp_common.h"
#include "av1/common/mv.h"
#include "av1/common/convolve.h"

#define LEAST_SQUARES_SAMPLES_MAX_BITS …
#define LEAST_SQUARES_SAMPLES_MAX …
#define SAMPLES_ARRAY_SIZE …
#define WARPED_MOTION_DEBUG …
#define DEFAULT_WMTYPE …
#define WARP_ERROR_BLOCK_LOG …
#define WARP_ERROR_BLOCK …

extern const int16_t av1_warped_filter[WARPEDPIXEL_PREC_SHIFTS * 3 + 1][8];

DECLARE_ALIGNED(…);

static const uint8_t warp_pad_left[14][16] = …;

static const uint8_t warp_pad_right[14][16] = …;

void highbd_warp_plane(WarpedMotionParams *wm, const uint16_t *const ref,
                       int width, int height, int stride, uint16_t *const pred,
                       int p_col, int p_row, int p_width, int p_height,
                       int p_stride, int subsampling_x, int subsampling_y,
                       int bd, ConvolveParams *conv_params);

void warp_plane(WarpedMotionParams *wm, const uint8_t *const ref, int width,
                int height, int stride, uint8_t *pred, int p_col, int p_row,
                int p_width, int p_height, int p_stride, int subsampling_x,
                int subsampling_y, ConvolveParams *conv_params);

void av1_warp_plane(WarpedMotionParams *wm, int use_hbd, int bd,
                    const uint8_t *ref, int width, int height, int stride,
                    uint8_t *pred, int p_col, int p_row, int p_width,
                    int p_height, int p_stride, int subsampling_x,
                    int subsampling_y, ConvolveParams *conv_params);

int av1_find_projection(int np, const int *pts1, const int *pts2,
                        BLOCK_SIZE bsize, int mvy, int mvx,
                        WarpedMotionParams *wm_params, int mi_row, int mi_col);

int av1_get_shear_params(WarpedMotionParams *wm);
#endif  // AOM_AV1_COMMON_WARPED_MOTION_H_