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Diffstat (limited to 'media/libaom/src/av1/common/warped_motion.h')
| -rw-r--r-- | media/libaom/src/av1/common/warped_motion.h | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/media/libaom/src/av1/common/warped_motion.h b/media/libaom/src/av1/common/warped_motion.h new file mode 100644 index 000000000..a1a4f067d --- /dev/null +++ b/media/libaom/src/av1/common/warped_motion.h @@ -0,0 +1,95 @@ +/* + * 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 MAX_PARAMDIM 9 +#define LEAST_SQUARES_SAMPLES_MAX_BITS 3 +#define LEAST_SQUARES_SAMPLES_MAX (1 << LEAST_SQUARES_SAMPLES_MAX_BITS) +#define SAMPLES_ARRAY_SIZE (LEAST_SQUARES_SAMPLES_MAX * 2) +#define WARPED_MOTION_DEBUG 0 +#define DEFAULT_WMTYPE AFFINE + +extern const int16_t warped_filter[WARPEDPIXEL_PREC_SHIFTS * 3 + 1][8]; + +static const uint8_t warp_pad_left[14][16] = { + { 1, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 }, + { 2, 2, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 }, + { 3, 3, 3, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 }, + { 4, 4, 4, 4, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 }, + { 5, 5, 5, 5, 5, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 }, + { 6, 6, 6, 6, 6, 6, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 }, + { 7, 7, 7, 7, 7, 7, 7, 7, 8, 9, 10, 11, 12, 13, 14, 15 }, + { 8, 8, 8, 8, 8, 8, 8, 8, 8, 9, 10, 11, 12, 13, 14, 15 }, + { 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10, 11, 12, 13, 14, 15 }, + { 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 12, 13, 14, 15 }, + { 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 12, 13, 14, 15 }, + { 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 13, 14, 15 }, + { 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 14, 15 }, + { 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 15 }, +}; + +static const uint8_t warp_pad_right[14][16] = { + { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 14 }, + { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 13, 13 }, + { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 12, 12, 12 }, + { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 11, 11, 11, 11 }, + { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 10, 10, 10, 10, 10 }, + { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 9, 9, 9, 9, 9, 9 }, + { 0, 1, 2, 3, 4, 5, 6, 7, 8, 8, 8, 8, 8, 8, 8, 8 }, + { 0, 1, 2, 3, 4, 5, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7 }, + { 0, 1, 2, 3, 4, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6 }, + { 0, 1, 2, 3, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5 }, + { 0, 1, 2, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4 }, + { 0, 1, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3 }, + { 0, 1, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2 }, + { 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 } +}; + +// Returns the error between the result of applying motion 'wm' to the frame +// described by 'ref' and the frame described by 'dst'. +int64_t av1_warp_error(WarpedMotionParams *wm, int use_hbd, int bd, + const uint8_t *ref, int width, int height, int stride, + uint8_t *dst, int p_col, int p_row, int p_width, + int p_height, int p_stride, int subsampling_x, + int subsampling_y, int64_t best_error); + +// Returns the error between the frame described by 'ref' and the frame +// described by 'dst'. +int64_t av1_frame_error(int use_hbd, int bd, const uint8_t *ref, int stride, + uint8_t *dst, int p_width, int p_height, int p_stride); + +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 find_projection(int np, int *pts1, int *pts2, BLOCK_SIZE bsize, int mvy, + int mvx, WarpedMotionParams *wm_params, int mi_row, + int mi_col); + +int get_shear_params(WarpedMotionParams *wm); +#endif // AOM_AV1_COMMON_WARPED_MOTION_H_ |