1 /* 2 * Copyright (c) 2016, Alliance for Open Media. All rights reserved. 3 * 4 * This source code is subject to the terms of the BSD 2 Clause License and 5 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License 6 * was not distributed with this source code in the LICENSE file, you can 7 * obtain it at www.aomedia.org/license/software. If the Alliance for Open 8 * Media Patent License 1.0 was not distributed with this source code in the 9 * PATENTS file, you can obtain it at www.aomedia.org/license/patent. 10 */ 11 12 #ifndef AOM_AV1_COMMON_WARPED_MOTION_H_ 13 #define AOM_AV1_COMMON_WARPED_MOTION_H_ 14 15 #include <stdio.h> 16 #include <stdlib.h> 17 #include <memory.h> 18 #include <math.h> 19 #include <assert.h> 20 21 #include "config/aom_config.h" 22 23 #include "aom_ports/mem.h" 24 #include "aom_dsp/aom_dsp_common.h" 25 #include "av1/common/mv.h" 26 #include "av1/common/convolve.h" 27 28 #define LEAST_SQUARES_SAMPLES_MAX_BITS 3 29 #define LEAST_SQUARES_SAMPLES_MAX (1 << LEAST_SQUARES_SAMPLES_MAX_BITS) 30 #define SAMPLES_ARRAY_SIZE (LEAST_SQUARES_SAMPLES_MAX * 2) 31 #define WARPED_MOTION_DEBUG 0 32 #define DEFAULT_WMTYPE AFFINE 33 #define WARP_ERROR_BLOCK_LOG 5 34 #define WARP_ERROR_BLOCK (1 << WARP_ERROR_BLOCK_LOG) 35 36 extern const int16_t av1_warped_filter[WARPEDPIXEL_PREC_SHIFTS * 3 + 1][8]; 37 38 DECLARE_ALIGNED(8, extern const int8_t, 39 av1_filter_8bit[WARPEDPIXEL_PREC_SHIFTS * 3 + 1][8]); 40 41 static const uint8_t warp_pad_left[14][16] = { 42 { 1, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 }, 43 { 2, 2, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 }, 44 { 3, 3, 3, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 }, 45 { 4, 4, 4, 4, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 }, 46 { 5, 5, 5, 5, 5, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 }, 47 { 6, 6, 6, 6, 6, 6, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 }, 48 { 7, 7, 7, 7, 7, 7, 7, 7, 8, 9, 10, 11, 12, 13, 14, 15 }, 49 { 8, 8, 8, 8, 8, 8, 8, 8, 8, 9, 10, 11, 12, 13, 14, 15 }, 50 { 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10, 11, 12, 13, 14, 15 }, 51 { 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 12, 13, 14, 15 }, 52 { 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 12, 13, 14, 15 }, 53 { 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 14, 15 }, 54 { 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 15 }, 55 { 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15 }, 56 }; 57 58 static const uint8_t warp_pad_right[14][16] = { 59 { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 14 }, 60 { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 13, 13 }, 61 { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 12, 12, 12 }, 62 { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 11, 11, 11, 11 }, 63 { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 10, 10, 10, 10, 10 }, 64 { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 9, 9, 9, 9, 9, 9 }, 65 { 0, 1, 2, 3, 4, 5, 6, 7, 8, 8, 8, 8, 8, 8, 8, 8 }, 66 { 0, 1, 2, 3, 4, 5, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7 }, 67 { 0, 1, 2, 3, 4, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6 }, 68 { 0, 1, 2, 3, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5 }, 69 { 0, 1, 2, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4 }, 70 { 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3 }, 71 { 0, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2 }, 72 { 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 } 73 }; 74 75 void highbd_warp_plane(WarpedMotionParams *wm, const uint16_t *const ref, 76 int width, int height, int stride, uint16_t *const pred, 77 int p_col, int p_row, int p_width, int p_height, 78 int p_stride, int subsampling_x, int subsampling_y, 79 int bd, ConvolveParams *conv_params); 80 81 void warp_plane(WarpedMotionParams *wm, const uint8_t *const ref, int width, 82 int height, int stride, uint8_t *pred, int p_col, int p_row, 83 int p_width, int p_height, int p_stride, int subsampling_x, 84 int subsampling_y, ConvolveParams *conv_params); 85 86 void av1_warp_plane(WarpedMotionParams *wm, int use_hbd, int bd, 87 const uint8_t *ref, int width, int height, int stride, 88 uint8_t *pred, int p_col, int p_row, int p_width, 89 int p_height, int p_stride, int subsampling_x, 90 int subsampling_y, ConvolveParams *conv_params); 91 92 int av1_find_projection(int np, const int *pts1, const int *pts2, 93 BLOCK_SIZE bsize, int mvy, int mvx, 94 WarpedMotionParams *wm_params, int mi_row, int mi_col); 95 96 int av1_get_shear_params(WarpedMotionParams *wm); 97 #endif // AOM_AV1_COMMON_WARPED_MOTION_H_ 98