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comparison: media/libvpx/vp9/common/vp9_pred_common.h

media/libvpx/vp9/common/vp9_pred_common.h

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TOR_BUG_9701
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-1:000000000000 0:5fe24286f098
1 /*
2 * Copyright (c) 2012 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_PRED_COMMON_H_
12 #define VP9_COMMON_VP9_PRED_COMMON_H_
13
14 #include "vp9/common/vp9_blockd.h"
15 #include "vp9/common/vp9_onyxc_int.h"
16
17 static INLINE const MODE_INFO *get_above_mi(const MACROBLOCKD *const xd) {
18 return xd->up_available ? xd->mi_8x8[-xd->mode_info_stride] : NULL;
19 }
20
21 static INLINE const MODE_INFO *get_left_mi(const MACROBLOCKD *const xd) {
22 return xd->left_available ? xd->mi_8x8[-1] : NULL;
23 }
24
25 int vp9_get_segment_id(VP9_COMMON *cm, const uint8_t *segment_ids,
26 BLOCK_SIZE bsize, int mi_row, int mi_col);
27
28 static INLINE int vp9_get_pred_context_seg_id(const MACROBLOCKD *xd) {
29 const MODE_INFO *const above_mi = get_above_mi(xd);
30 const MODE_INFO *const left_mi = get_left_mi(xd);
31 const int above_sip = (above_mi != NULL) ?
32 above_mi->mbmi.seg_id_predicted : 0;
33 const int left_sip = (left_mi != NULL) ? left_mi->mbmi.seg_id_predicted : 0;
34
35 return above_sip + left_sip;
36 }
37
38 static INLINE vp9_prob vp9_get_pred_prob_seg_id(struct segmentation *seg,
39 const MACROBLOCKD *xd) {
40 return seg->pred_probs[vp9_get_pred_context_seg_id(xd)];
41 }
42
43 void vp9_set_pred_flag_seg_id(MACROBLOCKD *xd, uint8_t pred_flag);
44
45 static INLINE int vp9_get_pred_context_mbskip(const MACROBLOCKD *xd) {
46 const MODE_INFO *const above_mi = get_above_mi(xd);
47 const MODE_INFO *const left_mi = get_left_mi(xd);
48 const int above_skip_coeff = (above_mi != NULL) ?
49 above_mi->mbmi.skip_coeff : 0;
50 const int left_skip_coeff = (left_mi != NULL) ? left_mi->mbmi.skip_coeff : 0;
51
52 return above_skip_coeff + left_skip_coeff;
53 }
54
55 static INLINE vp9_prob vp9_get_pred_prob_mbskip(const VP9_COMMON *cm,
56 const MACROBLOCKD *xd) {
57 return cm->fc.mbskip_probs[vp9_get_pred_context_mbskip(xd)];
58 }
59
60 static INLINE unsigned char vp9_get_pred_flag_mbskip(const MACROBLOCKD *xd) {
61 return xd->mi_8x8[0]->mbmi.skip_coeff;
62 }
63
64 unsigned char vp9_get_pred_context_switchable_interp(const MACROBLOCKD *xd);
65
66 unsigned char vp9_get_pred_context_intra_inter(const MACROBLOCKD *xd);
67
68 static INLINE vp9_prob vp9_get_pred_prob_intra_inter(const VP9_COMMON *cm,
69 const MACROBLOCKD *xd) {
70 const int pred_context = vp9_get_pred_context_intra_inter(xd);
71 return cm->fc.intra_inter_prob[pred_context];
72 }
73
74 unsigned char vp9_get_pred_context_comp_inter_inter(const VP9_COMMON *cm,
75 const MACROBLOCKD *xd);
76
77
78 static INLINE
79 vp9_prob vp9_get_pred_prob_comp_inter_inter(const VP9_COMMON *cm,
80 const MACROBLOCKD *xd) {
81 const int pred_context = vp9_get_pred_context_comp_inter_inter(cm, xd);
82 return cm->fc.comp_inter_prob[pred_context];
83 }
84
85 unsigned char vp9_get_pred_context_comp_ref_p(const VP9_COMMON *cm,
86 const MACROBLOCKD *xd);
87
88 static INLINE vp9_prob vp9_get_pred_prob_comp_ref_p(const VP9_COMMON *cm,
89 const MACROBLOCKD *xd) {
90 const int pred_context = vp9_get_pred_context_comp_ref_p(cm, xd);
91 return cm->fc.comp_ref_prob[pred_context];
92 }
93
94 unsigned char vp9_get_pred_context_single_ref_p1(const MACROBLOCKD *xd);
95
96 static INLINE vp9_prob vp9_get_pred_prob_single_ref_p1(const VP9_COMMON *cm,
97 const MACROBLOCKD *xd) {
98 const int pred_context = vp9_get_pred_context_single_ref_p1(xd);
99 return cm->fc.single_ref_prob[pred_context][0];
100 }
101
102 unsigned char vp9_get_pred_context_single_ref_p2(const MACROBLOCKD *xd);
103
104 static INLINE vp9_prob vp9_get_pred_prob_single_ref_p2(const VP9_COMMON *cm,
105 const MACROBLOCKD *xd) {
106 const int pred_context = vp9_get_pred_context_single_ref_p2(xd);
107 return cm->fc.single_ref_prob[pred_context][1];
108 }
109
110 unsigned char vp9_get_pred_context_tx_size(const MACROBLOCKD *xd);
111
112 static const vp9_prob *get_tx_probs(TX_SIZE max_tx_size, int ctx,
113 const struct tx_probs *tx_probs) {
114 switch (max_tx_size) {
115 case TX_8X8:
116 return tx_probs->p8x8[ctx];
117 case TX_16X16:
118 return tx_probs->p16x16[ctx];
119 case TX_32X32:
120 return tx_probs->p32x32[ctx];
121 default:
122 assert(!"Invalid max_tx_size.");
123 return NULL;
124 }
125 }
126
127 static const vp9_prob *get_tx_probs2(TX_SIZE max_tx_size, const MACROBLOCKD *xd,
128 const struct tx_probs *tx_probs) {
129 const int ctx = vp9_get_pred_context_tx_size(xd);
130 return get_tx_probs(max_tx_size, ctx, tx_probs);
131 }
132
133 static unsigned int *get_tx_counts(TX_SIZE max_tx_size, int ctx,
134 struct tx_counts *tx_counts) {
135 switch (max_tx_size) {
136 case TX_8X8:
137 return tx_counts->p8x8[ctx];
138 case TX_16X16:
139 return tx_counts->p16x16[ctx];
140 case TX_32X32:
141 return tx_counts->p32x32[ctx];
142 default:
143 assert(!"Invalid max_tx_size.");
144 return NULL;
145 }
146 }
147
148 #endif // VP9_COMMON_VP9_PRED_COMMON_H_

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