| /* |
| * Copyright (c) 2012 The WebM project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| #ifndef VP9_COMMON_VP9_MVREF_COMMON_H_ |
| #define VP9_COMMON_VP9_MVREF_COMMON_H_ |
| |
| #include "vp9/common/vp9_onyxc_int.h" |
| #include "vp9/common/vp9_blockd.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #define LEFT_TOP_MARGIN ((VP9_ENC_BORDER_IN_PIXELS - VP9_INTERP_EXTEND) << 3) |
| #define RIGHT_BOTTOM_MARGIN ((VP9_ENC_BORDER_IN_PIXELS -\ |
| VP9_INTERP_EXTEND) << 3) |
| |
| // TODO(jingning): this mv clamping function should be block size dependent. |
| static INLINE void clamp_mv2(MV *mv, const MACROBLOCKD *xd) { |
| clamp_mv(mv, xd->mb_to_left_edge - LEFT_TOP_MARGIN, |
| xd->mb_to_right_edge + RIGHT_BOTTOM_MARGIN, |
| xd->mb_to_top_edge - LEFT_TOP_MARGIN, |
| xd->mb_to_bottom_edge + RIGHT_BOTTOM_MARGIN); |
| } |
| |
| void vp9_find_mv_refs(const VP9_COMMON *cm, const MACROBLOCKD *xd, |
| const TileInfo *const tile, |
| MODE_INFO *mi, MV_REFERENCE_FRAME ref_frame, |
| int_mv *mv_ref_list, int mi_row, int mi_col); |
| |
| // check a list of motion vectors by sad score using a number rows of pixels |
| // above and a number cols of pixels in the left to select the one with best |
| // score to use as ref motion vector |
| void vp9_find_best_ref_mvs(MACROBLOCKD *xd, int allow_hp, |
| int_mv *mvlist, int_mv *nearest, int_mv *near); |
| |
| void vp9_append_sub8x8_mvs_for_idx(VP9_COMMON *cm, MACROBLOCKD *xd, |
| const TileInfo *const tile, |
| int block, int ref, int mi_row, int mi_col, |
| int_mv *nearest, int_mv *near); |
| |
| #ifdef __cplusplus |
| } // extern "C" |
| #endif |
| |
| #endif // VP9_COMMON_VP9_MVREF_COMMON_H_ |