72 строки
2.8 KiB
C
72 строки
2.8 KiB
C
/*
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* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef VP9_COMMON_VP9_RECONINTER_H_
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#define VP9_COMMON_VP9_RECONINTER_H_
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#include "vpx/vpx_integer.h"
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#include "vp9/common/vp9_onyxc_int.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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void vp9_build_inter_predictors_sby(MACROBLOCKD *xd, int mi_row, int mi_col,
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BLOCK_SIZE bsize);
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void vp9_build_inter_predictors_sbuv(MACROBLOCKD *xd, int mi_row, int mi_col,
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BLOCK_SIZE bsize);
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void vp9_build_inter_predictors_sb(MACROBLOCKD *xd, int mi_row, int mi_col,
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BLOCK_SIZE bsize);
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void vp9_dec_build_inter_predictors_sb(MACROBLOCKD *xd, int mi_row, int mi_col,
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BLOCK_SIZE bsize);
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void vp9_build_inter_predictor(const uint8_t *src, int src_stride,
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uint8_t *dst, int dst_stride,
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const MV *mv_q3,
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const struct scale_factors *sf,
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int w, int h, int do_avg,
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const InterpKernel *kernel,
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enum mv_precision precision,
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int x, int y);
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static INLINE int scaled_buffer_offset(int x_offset, int y_offset, int stride,
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const struct scale_factors *sf) {
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const int x = sf ? sf->scale_value_x(x_offset, sf) : x_offset;
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const int y = sf ? sf->scale_value_y(y_offset, sf) : y_offset;
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return y * stride + x;
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}
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static INLINE void setup_pred_plane(struct buf_2d *dst,
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uint8_t *src, int stride,
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int mi_row, int mi_col,
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const struct scale_factors *scale,
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int subsampling_x, int subsampling_y) {
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const int x = (MI_SIZE * mi_col) >> subsampling_x;
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const int y = (MI_SIZE * mi_row) >> subsampling_y;
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dst->buf = src + scaled_buffer_offset(x, y, stride, scale);
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dst->stride = stride;
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}
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void vp9_setup_dst_planes(MACROBLOCKD *xd, const YV12_BUFFER_CONFIG *src,
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int mi_row, int mi_col);
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void vp9_setup_pre_planes(MACROBLOCKD *xd, int idx,
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const YV12_BUFFER_CONFIG *src, int mi_row, int mi_col,
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const struct scale_factors *sf);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // VP9_COMMON_VP9_RECONINTER_H_
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