2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
11 #ifndef VP9_COMMON_VP9_RECONINTER_H_
12 #define VP9_COMMON_VP9_RECONINTER_H_
14 #include "vpx/vpx_integer.h"
15 #include "vp9/common/vp9_onyxc_int.h"
21 void vp9_build_inter_predictors_sby(MACROBLOCKD *xd, int mi_row, int mi_col,
24 void vp9_build_inter_predictors_sbuv(MACROBLOCKD *xd, int mi_row, int mi_col,
27 void vp9_build_inter_predictors_sb(MACROBLOCKD *xd, int mi_row, int mi_col,
30 void vp9_dec_build_inter_predictors_sb(MACROBLOCKD *xd, int mi_row, int mi_col,
33 void vp9_build_inter_predictor(const uint8_t *src, int src_stride,
34 uint8_t *dst, int dst_stride,
36 const struct scale_factors *sf,
37 int w, int h, int do_avg,
38 const InterpKernel *kernel,
39 enum mv_precision precision,
42 static INLINE int scaled_buffer_offset(int x_offset, int y_offset, int stride,
43 const struct scale_factors *sf) {
44 const int x = sf ? sf->scale_value_x(x_offset, sf) : x_offset;
45 const int y = sf ? sf->scale_value_y(y_offset, sf) : y_offset;
46 return y * stride + x;
49 static INLINE void setup_pred_plane(struct buf_2d *dst,
50 uint8_t *src, int stride,
51 int mi_row, int mi_col,
52 const struct scale_factors *scale,
53 int subsampling_x, int subsampling_y) {
54 const int x = (MI_SIZE * mi_col) >> subsampling_x;
55 const int y = (MI_SIZE * mi_row) >> subsampling_y;
56 dst->buf = src + scaled_buffer_offset(x, y, stride, scale);
60 // TODO(jkoleszar): audit all uses of this that don't set mb_row, mb_col
61 static void setup_dst_planes(MACROBLOCKD *xd,
62 const YV12_BUFFER_CONFIG *src,
63 int mi_row, int mi_col) {
64 uint8_t *const buffers[4] = {src->y_buffer, src->u_buffer, src->v_buffer,
66 const int strides[4] = {src->y_stride, src->uv_stride, src->uv_stride,
70 for (i = 0; i < MAX_MB_PLANE; ++i) {
71 struct macroblockd_plane *const pd = &xd->plane[i];
72 setup_pred_plane(&pd->dst, buffers[i], strides[i], mi_row, mi_col, NULL,
73 pd->subsampling_x, pd->subsampling_y);
77 static void setup_pre_planes(MACROBLOCKD *xd, int idx,
78 const YV12_BUFFER_CONFIG *src,
79 int mi_row, int mi_col,
80 const struct scale_factors *sf) {
83 uint8_t *const buffers[4] = {src->y_buffer, src->u_buffer, src->v_buffer,
85 const int strides[4] = {src->y_stride, src->uv_stride, src->uv_stride,
88 for (i = 0; i < MAX_MB_PLANE; ++i) {
89 struct macroblockd_plane *const pd = &xd->plane[i];
90 setup_pred_plane(&pd->pre[idx], buffers[i], strides[i], mi_row, mi_col,
91 sf, pd->subsampling_x, pd->subsampling_y);
100 #endif // VP9_COMMON_VP9_RECONINTER_H_