vpx/vp9/common/vp9_pred_common.h
Ronald S. Bultje 6ef805eb9d Change ref frame coding.
Code intra/inter, then comp/single, then the ref frame selection.
Use contextualization for all steps. Don't code two past frames
in comp pred mode.

Change-Id: I4639a78cd5cccb283023265dbcc07898c3e7cf95
2013-06-06 17:28:09 -07:00

53 lines
1.7 KiB
C

/*
* 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_PRED_COMMON_H_
#define VP9_COMMON_VP9_PRED_COMMON_H_
#include "vp9/common/vp9_blockd.h"
#include "vp9/common/vp9_onyxc_int.h"
// Predicted items
typedef enum {
PRED_SEG_ID = 0, // Segment identifier
PRED_MBSKIP = 1,
PRED_SWITCHABLE_INTERP = 2,
PRED_INTRA_INTER = 3,
PRED_COMP_INTER_INTER = 4,
PRED_SINGLE_REF_P1 = 5,
PRED_SINGLE_REF_P2 = 6,
PRED_COMP_REF_P = 7,
} PRED_ID;
unsigned char vp9_get_pred_context(const VP9_COMMON *const cm,
const MACROBLOCKD *const xd,
PRED_ID pred_id);
vp9_prob vp9_get_pred_prob(const VP9_COMMON *const cm,
const MACROBLOCKD *const xd,
PRED_ID pred_id);
const vp9_prob *vp9_get_pred_probs(const VP9_COMMON *const cm,
const MACROBLOCKD *const xd,
PRED_ID pred_id);
unsigned char vp9_get_pred_flag(const MACROBLOCKD *const xd,
PRED_ID pred_id);
void vp9_set_pred_flag(MACROBLOCKD *const xd,
PRED_ID pred_id,
unsigned char pred_flag);
int vp9_get_pred_mi_segid(VP9_COMMON *cm, BLOCK_SIZE_TYPE sb_type,
int mi_row, int mi_col);
#endif // VP9_COMMON_VP9_PRED_COMMON_H_