1efa79d32f
It remains as a local define in rdopt.c so we can distinguish between split and non-split modes in the RD loop, but disappears outside that scope in the codec. Change-Id: I98c18fe5ab7e4fbd1d6620ec5695e2ea20513ce9
121 lines
4.1 KiB
C
121 lines
4.1 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_FINDNEARMV_H_
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#define VP9_COMMON_VP9_FINDNEARMV_H_
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#include "vp9/common/vp9_mv.h"
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#include "vp9/common/vp9_blockd.h"
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#include "vp9/common/vp9_treecoder.h"
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#include "vp9/common/vp9_onyxc_int.h"
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#define LEFT_TOP_MARGIN ((VP9BORDERINPIXELS - VP9_INTERP_EXTEND) << 3)
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#define RIGHT_BOTTOM_MARGIN ((VP9BORDERINPIXELS - VP9_INTERP_EXTEND) << 3)
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// check a list of motion vectors by sad score using a number rows of pixels
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// above and a number cols of pixels in the left to select the one with best
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// score to use as ref motion vector
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void vp9_find_best_ref_mvs(MACROBLOCKD *xd,
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int_mv *mvlist,
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int_mv *nearest,
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int_mv *near);
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static void mv_bias(int refmb_ref_frame_sign_bias, int refframe,
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int_mv *mvp, const int *ref_frame_sign_bias) {
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MV xmv = mvp->as_mv;
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if (refmb_ref_frame_sign_bias != ref_frame_sign_bias[refframe]) {
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xmv.row *= -1;
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xmv.col *= -1;
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}
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mvp->as_mv = xmv;
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}
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// TODO(jingning): this mv clamping function should be block size dependent.
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static void clamp_mv(int_mv *mv,
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int mb_to_left_edge,
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int mb_to_right_edge,
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int mb_to_top_edge,
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int mb_to_bottom_edge) {
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mv->as_mv.col = clamp(mv->as_mv.col, mb_to_left_edge, mb_to_right_edge);
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mv->as_mv.row = clamp(mv->as_mv.row, mb_to_top_edge, mb_to_bottom_edge);
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}
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static int clamp_mv2(int_mv *mv, const MACROBLOCKD *xd) {
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int_mv tmp_mv;
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tmp_mv.as_int = mv->as_int;
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clamp_mv(mv,
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xd->mb_to_left_edge - LEFT_TOP_MARGIN,
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xd->mb_to_right_edge + RIGHT_BOTTOM_MARGIN,
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xd->mb_to_top_edge - LEFT_TOP_MARGIN,
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xd->mb_to_bottom_edge + RIGHT_BOTTOM_MARGIN);
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return tmp_mv.as_int != mv->as_int;
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}
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static int check_mv_bounds(int_mv *mv,
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int mb_to_left_edge, int mb_to_right_edge,
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int mb_to_top_edge, int mb_to_bottom_edge) {
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return mv->as_mv.col < mb_to_left_edge ||
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mv->as_mv.col > mb_to_right_edge ||
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mv->as_mv.row < mb_to_top_edge ||
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mv->as_mv.row > mb_to_bottom_edge;
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}
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vp9_prob *vp9_mv_ref_probs(VP9_COMMON *pc,
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vp9_prob p[VP9_MVREFS - 1],
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const int context);
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void vp9_append_sub8x8_mvs_for_idx(VP9_COMMON *pc,
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MACROBLOCKD *xd,
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int_mv *dst_nearest,
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int_mv *dst_near,
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int block_idx, int ref_idx);
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static MB_PREDICTION_MODE left_block_mode(const MODE_INFO *cur_mb, int b) {
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// FIXME(rbultje, jingning): temporary hack because jenkins doesn't
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// understand this condition. This will go away soon.
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if (b == 0 || b == 2) {
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/* On L edge, get from MB to left of us */
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--cur_mb;
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if (cur_mb->mbmi.ref_frame != INTRA_FRAME) {
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return DC_PRED;
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} else if (cur_mb->mbmi.sb_type < BLOCK_SIZE_SB8X8) {
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return ((cur_mb->bmi + 1 + b)->as_mode.first);
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} else {
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return cur_mb->mbmi.mode;
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}
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}
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assert(b == 1 || b == 3);
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return (cur_mb->bmi + b - 1)->as_mode.first;
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}
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static MB_PREDICTION_MODE above_block_mode(const MODE_INFO *cur_mb,
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int b, int mi_stride) {
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if (!(b >> 1)) {
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/* On top edge, get from MB above us */
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cur_mb -= mi_stride;
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if (cur_mb->mbmi.ref_frame != INTRA_FRAME) {
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return DC_PRED;
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} else if (cur_mb->mbmi.sb_type < BLOCK_SIZE_SB8X8) {
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return ((cur_mb->bmi + 2 + b)->as_mode.first);
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} else {
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return cur_mb->mbmi.mode;
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}
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}
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return (cur_mb->bmi + b - 2)->as_mode.first;
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}
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#endif // VP9_COMMON_VP9_FINDNEARMV_H_
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