vpx/vp9/common/vp9_entropymode.h
Deb Mukherjee 3ee1a21a42 Coding updates for tx-size selection
Changes to the coding of transform sizes, along with forward
and backward probability updates.

Results:
derf300: +0.241%

Context based coding of transform sizes will be in a separate
patch.

Change-Id: I97241d60a926f014fee2de21fa4446ca56495756
2013-06-07 08:54:00 -07:00

86 lines
3.0 KiB
C

/*
* Copyright (c) 2010 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_ENTROPYMODE_H_
#define VP9_COMMON_VP9_ENTROPYMODE_H_
#include "vp9/common/vp9_blockd.h"
#include "vp9/common/vp9_treecoder.h"
#define SUBMVREF_COUNT 5
extern int vp9_mv_cont(const int_mv *l, const int_mv *a);
extern const vp9_prob vp9_kf_default_bmode_probs[VP9_INTRA_MODES]
[VP9_INTRA_MODES]
[VP9_INTRA_MODES - 1];
extern const vp9_tree_index vp9_intra_mode_tree[];
extern const vp9_tree_index vp9_sb_mv_ref_tree[];
extern struct vp9_token vp9_intra_mode_encodings[VP9_INTRA_MODES];
/* Inter mode values do not start at zero */
extern struct vp9_token vp9_sb_mv_ref_encoding_array[VP9_INTER_MODES];
// probability models for partition information
extern const vp9_tree_index vp9_partition_tree[];
extern struct vp9_token vp9_partition_encodings[PARTITION_TYPES];
extern const vp9_prob vp9_partition_probs[NUM_FRAME_TYPES]
[NUM_PARTITION_CONTEXTS]
[PARTITION_TYPES - 1];
void vp9_entropy_mode_init(void);
struct VP9Common;
/* sets up common features to forget past dependence */
void vp9_setup_past_independence(struct VP9Common *cm, MACROBLOCKD *xd);
void vp9_init_mbmode_probs(struct VP9Common *x);
extern void vp9_init_mode_contexts(struct VP9Common *pc);
extern void vp9_adapt_mode_context(struct VP9Common *pc);
extern void vp9_accum_mv_refs(struct VP9Common *pc,
MB_PREDICTION_MODE m,
const int context);
void vp9_adapt_mode_probs(struct VP9Common *);
#define VP9_SWITCHABLE_FILTERS 3 /* number of switchable filters */
extern const INTERPOLATIONFILTERTYPE vp9_switchable_interp
[VP9_SWITCHABLE_FILTERS];
extern const int vp9_switchable_interp_map[SWITCHABLE + 1];
extern const int vp9_is_interpolating_filter[SWITCHABLE + 1];
extern const vp9_tree_index vp9_switchable_interp_tree
[2 * (VP9_SWITCHABLE_FILTERS - 1)];
extern struct vp9_token vp9_switchable_interp_encodings[VP9_SWITCHABLE_FILTERS];
extern const vp9_prob vp9_switchable_interp_prob[VP9_SWITCHABLE_FILTERS + 1]
[VP9_SWITCHABLE_FILTERS - 1];
extern const vp9_prob vp9_default_tx_probs[TX_SIZE_PROBS];
extern void tx_counts_to_branch_counts(unsigned int *tx_count_32x32p,
unsigned int *tx_count_16x16p,
unsigned int *tx_count_8x8p,
unsigned int (*ct)[2]);
#endif // VP9_COMMON_VP9_ENTROPYMODE_H_