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vpx/vp9/common/vp9_onyxc_int.h
Jingning Han 4a88ad89fd Extend left/above partition context to per mi(8x8) 
Update and buffer left/above partition information context per 8x8
block. This allows to further enable recursive partition down to
4x4 block size, and hence deprecating I4X4_PRED and SPLITMV.

This commit also fixes a context buffer swap/restore issue in 32x32
partition type search. This gives 0.1% performance gain for derf/yt.
Will refactor the superblock partition type search into recursion
form.

Change-Id: Ib61975aca5f12b78d8018481d7fa1393d085689b
2013-05-08 10:20:34 -07:00

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9.8 KiB
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/*
* 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_ONYXC_INT_H_
#define VP9_COMMON_VP9_ONYXC_INT_H_
#include "vpx_config.h"
#include "vpx/internal/vpx_codec_internal.h"
#include "vp9_rtcd.h"
#include "vp9/common/vp9_loopfilter.h"
#include "vp9/common/vp9_entropymv.h"
#include "vp9/common/vp9_entropy.h"
#include "vp9/common/vp9_entropymode.h"
#include "vp9/common/vp9_quant_common.h"
#if CONFIG_POSTPROC
#include "vp9/common/vp9_postproc.h"
#endif
/*#ifdef PACKET_TESTING*/
#include "vp9/common/vp9_header.h"
/*#endif*/
/* Create/destroy static data structures. */
void vp9_initialize_common(void);
// Define the number of candidate reference buffers.
#define NUM_REF_FRAMES 8
#define NUM_REF_FRAMES_LG2 3
#define ALLOWED_REFS_PER_FRAME 3
// 1 scratch frame for the new frame, 3 for scaled references on the encoder
// TODO(jkoleszar): These 3 extra references could probably come from the
// normal reference pool.
#define NUM_YV12_BUFFERS (NUM_REF_FRAMES + 4)
#define NUM_FRAME_CONTEXTS_LG2 2
#define NUM_FRAME_CONTEXTS (1 << NUM_FRAME_CONTEXTS_LG2)
#define COMP_PRED_CONTEXTS 2
#define MAX_LAG_BUFFERS 25
typedef struct frame_contexts {
vp9_prob bmode_prob[VP9_NKF_BINTRAMODES - 1];
vp9_prob ymode_prob[VP9_YMODES - 1]; /* interframe intra mode probs */
vp9_prob sb_ymode_prob[VP9_I32X32_MODES - 1];
vp9_prob uv_mode_prob[VP9_YMODES][VP9_UV_MODES - 1];
vp9_prob sub_mv_ref_prob[SUBMVREF_COUNT][VP9_SUBMVREFS - 1];
vp9_prob partition_prob[NUM_PARTITION_CONTEXTS][PARTITION_TYPES - 1];
vp9_coeff_probs coef_probs_4x4[BLOCK_TYPES];
vp9_coeff_probs coef_probs_8x8[BLOCK_TYPES];
vp9_coeff_probs coef_probs_16x16[BLOCK_TYPES];
vp9_coeff_probs coef_probs_32x32[BLOCK_TYPES];
nmv_context nmvc;
nmv_context pre_nmvc;
vp9_prob pre_bmode_prob[VP9_NKF_BINTRAMODES - 1];
vp9_prob pre_ymode_prob[VP9_YMODES - 1]; /* interframe intra mode probs */
vp9_prob pre_sb_ymode_prob[VP9_I32X32_MODES - 1];
vp9_prob pre_uv_mode_prob[VP9_YMODES][VP9_UV_MODES - 1];
vp9_prob pre_sub_mv_ref_prob[SUBMVREF_COUNT][VP9_SUBMVREFS - 1];
vp9_prob pre_partition_prob[NUM_PARTITION_CONTEXTS][PARTITION_TYPES - 1];
unsigned int bmode_counts[VP9_NKF_BINTRAMODES];
unsigned int ymode_counts[VP9_YMODES]; /* interframe intra mode probs */
unsigned int sb_ymode_counts[VP9_I32X32_MODES];
unsigned int uv_mode_counts[VP9_YMODES][VP9_UV_MODES];
unsigned int sub_mv_ref_counts[SUBMVREF_COUNT][VP9_SUBMVREFS];
unsigned int partition_counts[NUM_PARTITION_CONTEXTS][PARTITION_TYPES];
vp9_coeff_probs pre_coef_probs_4x4[BLOCK_TYPES];
vp9_coeff_probs pre_coef_probs_8x8[BLOCK_TYPES];
vp9_coeff_probs pre_coef_probs_16x16[BLOCK_TYPES];
vp9_coeff_probs pre_coef_probs_32x32[BLOCK_TYPES];
vp9_coeff_count coef_counts_4x4[BLOCK_TYPES];
vp9_coeff_count coef_counts_8x8[BLOCK_TYPES];
vp9_coeff_count coef_counts_16x16[BLOCK_TYPES];
vp9_coeff_count coef_counts_32x32[BLOCK_TYPES];
unsigned int eob_branch_counts[TX_SIZE_MAX_SB][BLOCK_TYPES][REF_TYPES]
[COEF_BANDS][PREV_COEF_CONTEXTS];
nmv_context_counts NMVcount;
vp9_prob switchable_interp_prob[VP9_SWITCHABLE_FILTERS + 1]
[VP9_SWITCHABLE_FILTERS - 1];
int vp9_mode_contexts[INTER_MODE_CONTEXTS][4];
unsigned int mv_ref_ct[INTER_MODE_CONTEXTS][4][2];
} FRAME_CONTEXT;
typedef enum {
RECON_CLAMP_REQUIRED = 0,
RECON_CLAMP_NOTREQUIRED = 1
} CLAMP_TYPE;
typedef enum {
SINGLE_PREDICTION_ONLY = 0,
COMP_PREDICTION_ONLY = 1,
HYBRID_PREDICTION = 2,
NB_PREDICTION_TYPES = 3,
} COMPPREDMODE_TYPE;
typedef enum {
ONLY_4X4 = 0,
ALLOW_8X8 = 1,
ALLOW_16X16 = 2,
ALLOW_32X32 = 3,
TX_MODE_SELECT = 4,
NB_TXFM_MODES = 5,
} TXFM_MODE;
typedef struct VP9Common {
struct vpx_internal_error_info error;
DECLARE_ALIGNED(16, int16_t, y_dequant[QINDEX_RANGE][2]);
DECLARE_ALIGNED(16, int16_t, uv_dequant[QINDEX_RANGE][2]);
int width;
int height;
int display_width;
int display_height;
int last_width;
int last_height;
YUV_TYPE clr_type;
CLAMP_TYPE clamp_type;
YV12_BUFFER_CONFIG *frame_to_show;
YV12_BUFFER_CONFIG yv12_fb[NUM_YV12_BUFFERS];
int fb_idx_ref_cnt[NUM_YV12_BUFFERS]; /* reference counts */
int ref_frame_map[NUM_REF_FRAMES]; /* maps fb_idx to reference slot */
// TODO(jkoleszar): could expand active_ref_idx to 4, with 0 as intra, and
// roll new_fb_idx into it.
// Each frame can reference ALLOWED_REFS_PER_FRAME buffers
int active_ref_idx[ALLOWED_REFS_PER_FRAME];
struct scale_factors active_ref_scale[ALLOWED_REFS_PER_FRAME];
int new_fb_idx;
YV12_BUFFER_CONFIG post_proc_buffer;
YV12_BUFFER_CONFIG temp_scale_frame;
FRAME_TYPE last_frame_type; /* Save last frame's frame type for motion search. */
FRAME_TYPE frame_type;
int show_frame;
int last_show_frame;
int frame_flags;
// MBs, mb_rows/cols is in 16-pixel units; mi_rows/cols is in
// MODE_INFO (8-pixel) units.
int MBs;
int mb_rows, mi_rows;
int mb_cols, mi_cols;
int mode_info_stride;
/* profile settings */
int experimental;
TXFM_MODE txfm_mode;
COMPPREDMODE_TYPE comp_pred_mode;
int no_lpf;
int use_bilinear_mc_filter;
int base_qindex;
int last_kf_gf_q; /* Q used on the last GF or KF */
int y_dc_delta_q;
int uv_dc_delta_q;
int uv_ac_delta_q;
unsigned int frames_since_golden;
unsigned int frames_till_alt_ref_frame;
/* We allocate a MODE_INFO struct for each macroblock, together with
an extra row on top and column on the left to simplify prediction. */
MODE_INFO *mip; /* Base of allocated array */
MODE_INFO *mi; /* Corresponds to upper left visible macroblock */
MODE_INFO *prev_mip; /* MODE_INFO array 'mip' from last decoded frame */
MODE_INFO *prev_mi; /* 'mi' from last frame (points into prev_mip) */
// Persistent mb segment id map used in prediction.
unsigned char *last_frame_seg_map;
INTERPOLATIONFILTERTYPE mcomp_filter_type;
LOOPFILTER_TYPE filter_type;
loop_filter_info_n lf_info;
int filter_level;
int last_sharpness_level;
int sharpness_level;
int dering_enabled;
int refresh_frame_context; /* Two state 0 = NO, 1 = YES */
int ref_frame_sign_bias[MAX_REF_FRAMES]; /* Two state 0, 1 */
/* Y,U,V */
ENTROPY_CONTEXT *above_context[MAX_MB_PLANE];
ENTROPY_CONTEXT left_context[MAX_MB_PLANE][16];
// partition contexts
PARTITION_CONTEXT *above_seg_context;
PARTITION_CONTEXT left_seg_context[8];
/* keyframe block modes are predicted by their above, left neighbors */
vp9_prob kf_bmode_prob[VP9_KF_BINTRAMODES]
[VP9_KF_BINTRAMODES]
[VP9_KF_BINTRAMODES - 1];
vp9_prob kf_ymode_prob[8][VP9_YMODES - 1]; /* keyframe "" */
vp9_prob sb_kf_ymode_prob[8][VP9_I32X32_MODES - 1];
int kf_ymode_probs_index;
int kf_ymode_probs_update;
vp9_prob kf_uv_mode_prob[VP9_YMODES] [VP9_UV_MODES - 1];
vp9_prob prob_intra_coded;
vp9_prob prob_last_coded;
vp9_prob prob_gf_coded;
// Context probabilities when using predictive coding of segment id
vp9_prob segment_pred_probs[PREDICTION_PROBS];
unsigned char temporal_update;
// Context probabilities for reference frame prediction
unsigned char ref_scores[MAX_REF_FRAMES];
vp9_prob ref_pred_probs[PREDICTION_PROBS];
vp9_prob mod_refprobs[MAX_REF_FRAMES][PREDICTION_PROBS];
vp9_prob prob_comppred[COMP_PRED_CONTEXTS];
// FIXME contextualize
vp9_prob prob_tx[TX_SIZE_MAX_SB - 1];
vp9_prob mbskip_pred_probs[MBSKIP_CONTEXTS];
FRAME_CONTEXT fc; /* this frame entropy */
FRAME_CONTEXT frame_contexts[NUM_FRAME_CONTEXTS];
unsigned int frame_context_idx; /* Context to use/update */
unsigned int current_video_frame;
int near_boffset[3];
int version;
#ifdef PACKET_TESTING
VP9_HEADER oh;
#endif
double bitrate;
double framerate;
#if CONFIG_POSTPROC
struct postproc_state postproc_state;
#endif
int error_resilient_mode;
int frame_parallel_decoding_mode;
int tile_columns, log2_tile_columns;
int cur_tile_mi_col_start, cur_tile_mi_col_end, cur_tile_col_idx;
int tile_rows, log2_tile_rows;
int cur_tile_mi_row_start, cur_tile_mi_row_end, cur_tile_row_idx;
} VP9_COMMON;
static int get_free_fb(VP9_COMMON *cm) {
int i;
for (i = 0; i < NUM_YV12_BUFFERS; i++)
if (cm->fb_idx_ref_cnt[i] == 0)
break;
assert(i < NUM_YV12_BUFFERS);
cm->fb_idx_ref_cnt[i] = 1;
return i;
}
static void ref_cnt_fb(int *buf, int *idx, int new_idx) {
if (buf[*idx] > 0)
buf[*idx]--;
*idx = new_idx;
buf[new_idx]++;
}
static int mi_cols_aligned_to_sb(VP9_COMMON *cm) {
return 2 * ((cm->mb_cols + 3) & ~3);
}
static void set_mi_row_col(VP9_COMMON *cm, MACROBLOCKD *xd,
int mi_row, int bh,
int mi_col, int bw) {
xd->mb_to_top_edge = -((mi_row * MI_SIZE) << 3);
xd->mb_to_bottom_edge = ((cm->mi_rows - bh - mi_row) * MI_SIZE) << 3;
xd->mb_to_left_edge = -((mi_col * MI_SIZE) << 3);
xd->mb_to_right_edge = ((cm->mi_cols - bw - mi_col) * MI_SIZE) << 3;
// Are edges available for intra prediction?
xd->up_available = (mi_row != 0);
xd->left_available = (mi_col > cm->cur_tile_mi_col_start);
xd->right_available = (mi_col + bw < cm->cur_tile_mi_col_end);
}
static int get_mi_row(const MACROBLOCKD *xd) {
return ((-xd->mb_to_top_edge) >> (3 + LOG2_MI_SIZE));
}
static int get_mi_col(const MACROBLOCKD *xd) {
return ((-xd->mb_to_left_edge) >> (3 + LOG2_MI_SIZE));
}
static int get_token_alloc(int mb_rows, int mb_cols) {
return mb_rows * mb_cols * (24 * 16 + 4);
}
#endif // VP9_COMMON_VP9_ONYXC_INT_H_
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