1 /*
2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
3 *
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.
9 */
10
11 #ifndef VP9_COMMON_VP9_RECONINTER_H_
12 #define VP9_COMMON_VP9_RECONINTER_H_
13
14 #include "vpx/vpx_integer.h"
15 #include "vp9/common/vp9_onyxc_int.h"
16
17 #ifdef __cplusplus
18 extern "C" {
19 #endif
20
21 void vp9_build_inter_predictors_sby(MACROBLOCKD *xd, int mi_row, int mi_col,
22 BLOCK_SIZE bsize);
23
24 void vp9_build_inter_predictors_sbuv(MACROBLOCKD *xd, int mi_row, int mi_col,
25 BLOCK_SIZE bsize);
26
27 void vp9_build_inter_predictors_sb(MACROBLOCKD *xd, int mi_row, int mi_col,
28 BLOCK_SIZE bsize);
29
30 void vp9_dec_build_inter_predictors_sb(MACROBLOCKD *xd, int mi_row, int mi_col,
31 BLOCK_SIZE bsize);
32
33 void vp9_build_inter_predictor(const uint8_t *src, int src_stride,
34 uint8_t *dst, int dst_stride,
35 const MV *mv_q3,
36 const struct scale_factors *sf,
37 int w, int h, int do_avg,
38 const InterpKernel *kernel,
39 enum mv_precision precision,
40 int x, int y);
41
scaled_buffer_offset(int x_offset,int y_offset,int stride,const struct scale_factors * sf)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;
47 }
48
setup_pred_plane(struct buf_2d * dst,uint8_t * src,int stride,int mi_row,int mi_col,const struct scale_factors * scale,int subsampling_x,int subsampling_y)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);
57 dst->stride = stride;
58 }
59
60 void vp9_setup_dst_planes(struct macroblockd_plane planes[MAX_MB_PLANE],
61 const YV12_BUFFER_CONFIG *src,
62 int mi_row, int mi_col);
63
64 void vp9_setup_pre_planes(MACROBLOCKD *xd, int idx,
65 const YV12_BUFFER_CONFIG *src, int mi_row, int mi_col,
66 const struct scale_factors *sf);
67
68 #ifdef __cplusplus
69 } // extern "C"
70 #endif
71
72 #endif // VP9_COMMON_VP9_RECONINTER_H_
73