vpx/vp9/common/vp9_onyxc_int.h
Dmitry Kovalev d6b159d4a6 Removing BLOCK_TYPES and adding PLANE_TYPES constant instead.
Change-Id: Ic3bb862e93aedf6a489a33ea6f7e5097d96855ee
2013-12-06 10:54:00 -08:00

347 lines
11 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_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"
#include "vp9/common/vp9_tile_common.h"
#if CONFIG_VP9_POSTPROC
#include "vp9/common/vp9_postproc.h"
#endif
#define REFS_PER_FRAME 3
#define REF_FRAMES_LOG2 3
#define REF_FRAMES (1 << REF_FRAMES_LOG2)
// 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 FRAME_BUFFERS (REF_FRAMES + 4)
#define FRAME_CONTEXTS_LOG2 2
#define FRAME_CONTEXTS (1 << FRAME_CONTEXTS_LOG2)
extern const struct {
PARTITION_CONTEXT above;
PARTITION_CONTEXT left;
} partition_context_lookup[BLOCK_SIZES];
typedef struct frame_contexts {
vp9_prob y_mode_prob[BLOCK_SIZE_GROUPS][INTRA_MODES - 1];
vp9_prob uv_mode_prob[INTRA_MODES][INTRA_MODES - 1];
vp9_prob partition_prob[PARTITION_CONTEXTS][PARTITION_TYPES - 1];
vp9_coeff_probs_model coef_probs[TX_SIZES][PLANE_TYPES];
vp9_prob switchable_interp_prob[SWITCHABLE_FILTER_CONTEXTS]
[SWITCHABLE_FILTERS - 1];
vp9_prob inter_mode_probs[INTER_MODE_CONTEXTS][INTER_MODES - 1];
vp9_prob intra_inter_prob[INTRA_INTER_CONTEXTS];
vp9_prob comp_inter_prob[COMP_INTER_CONTEXTS];
vp9_prob single_ref_prob[REF_CONTEXTS][2];
vp9_prob comp_ref_prob[REF_CONTEXTS];
struct tx_probs tx_probs;
vp9_prob mbskip_probs[MBSKIP_CONTEXTS];
nmv_context nmvc;
} FRAME_CONTEXT;
typedef struct {
unsigned int y_mode[BLOCK_SIZE_GROUPS][INTRA_MODES];
unsigned int uv_mode[INTRA_MODES][INTRA_MODES];
unsigned int partition[PARTITION_CONTEXTS][PARTITION_TYPES];
vp9_coeff_count_model coef[TX_SIZES][PLANE_TYPES];
unsigned int eob_branch[TX_SIZES][PLANE_TYPES][REF_TYPES]
[COEF_BANDS][COEFF_CONTEXTS];
unsigned int switchable_interp[SWITCHABLE_FILTER_CONTEXTS]
[SWITCHABLE_FILTERS];
unsigned int inter_mode[INTER_MODE_CONTEXTS][INTER_MODES];
unsigned int intra_inter[INTRA_INTER_CONTEXTS][2];
unsigned int comp_inter[COMP_INTER_CONTEXTS][2];
unsigned int single_ref[REF_CONTEXTS][2][2];
unsigned int comp_ref[REF_CONTEXTS][2];
struct tx_counts tx;
unsigned int mbskip[MBSKIP_CONTEXTS][2];
nmv_context_counts mv;
} FRAME_COUNTS;
typedef enum {
SINGLE_REFERENCE = 0,
COMPOUND_REFERENCE = 1,
REFERENCE_MODE_SELECT = 2,
REFERENCE_MODES = 3,
} REFERENCE_MODE;
typedef struct VP9Common {
struct vpx_internal_error_info error;
DECLARE_ALIGNED(16, int16_t, y_dequant[QINDEX_RANGE][8]);
DECLARE_ALIGNED(16, int16_t, uv_dequant[QINDEX_RANGE][8]);
#if CONFIG_ALPHA
DECLARE_ALIGNED(16, int16_t, a_dequant[QINDEX_RANGE][8]);
#endif
COLOR_SPACE color_space;
int width;
int height;
int display_width;
int display_height;
int last_width;
int last_height;
// TODO(jkoleszar): this implies chroma ss right now, but could vary per
// plane. Revisit as part of the future change to YV12_BUFFER_CONFIG to
// support additional planes.
int subsampling_x;
int subsampling_y;
YV12_BUFFER_CONFIG *frame_to_show;
YV12_BUFFER_CONFIG yv12_fb[FRAME_BUFFERS];
int fb_idx_ref_cnt[FRAME_BUFFERS]; /* reference counts */
int ref_frame_map[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 REFS_PER_FRAME buffers
int active_ref_idx[REFS_PER_FRAME];
struct scale_factors active_ref_scale[REFS_PER_FRAME];
struct scale_factors_common active_ref_scale_comm[REFS_PER_FRAME];
int new_fb_idx;
YV12_BUFFER_CONFIG post_proc_buffer;
FRAME_TYPE last_frame_type; /* last frame's frame type for motion search.*/
FRAME_TYPE frame_type;
int show_frame;
int last_show_frame;
// Flag signaling that the frame is encoded using only INTRA modes.
int intra_only;
int allow_high_precision_mv;
// Flag signaling that the frame context should be reset to default values.
// 0 or 1 implies don't reset, 2 reset just the context specified in the
// frame header, 3 reset all contexts.
int reset_frame_context;
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 */
TX_MODE tx_mode;
int base_qindex;
int y_dc_delta_q;
int uv_dc_delta_q;
int uv_ac_delta_q;
#if CONFIG_ALPHA
int a_dc_delta_q;
int a_ac_delta_q;
#endif
/* 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) */
MODE_INFO **mi_grid_base;
MODE_INFO **mi_grid_visible;
MODE_INFO **prev_mi_grid_base;
MODE_INFO **prev_mi_grid_visible;
// Persistent mb segment id map used in prediction.
unsigned char *last_frame_seg_map;
INTERPOLATION_TYPE mcomp_filter_type;
loop_filter_info_n lf_info;
int refresh_frame_context; /* Two state 0 = NO, 1 = YES */
int ref_frame_sign_bias[MAX_REF_FRAMES]; /* Two state 0, 1 */
struct loopfilter lf;
struct segmentation seg;
// Context probabilities for reference frame prediction
int allow_comp_inter_inter;
MV_REFERENCE_FRAME comp_fixed_ref;
MV_REFERENCE_FRAME comp_var_ref[2];
REFERENCE_MODE comp_pred_mode;
FRAME_CONTEXT fc; /* this frame entropy */
FRAME_CONTEXT frame_contexts[FRAME_CONTEXTS];
unsigned int frame_context_idx; /* Context to use/update */
FRAME_COUNTS counts;
unsigned int current_video_frame;
int version;
#if CONFIG_VP9_POSTPROC
struct postproc_state postproc_state;
#endif
int error_resilient_mode;
int frame_parallel_decoding_mode;
int log2_tile_cols, log2_tile_rows;
} VP9_COMMON;
// ref == 0 => LAST_FRAME
// ref == 1 => GOLDEN_FRAME
// ref == 2 => ALTREF_FRAME
static YV12_BUFFER_CONFIG *get_frame_ref_buffer(VP9_COMMON *cm, int ref) {
return &cm->yv12_fb[cm->active_ref_idx[ref]];
}
static YV12_BUFFER_CONFIG *get_frame_new_buffer(VP9_COMMON *cm) {
return &cm->yv12_fb[cm->new_fb_idx];
}
static int get_free_fb(VP9_COMMON *cm) {
int i;
for (i = 0; i < FRAME_BUFFERS; i++)
if (cm->fb_idx_ref_cnt[i] == 0)
break;
assert(i < FRAME_BUFFERS);
cm->fb_idx_ref_cnt[i] = 1;
return i;
}
static void ref_cnt_fb(int *buf, int *idx, int new_idx) {
const int ref_index = *idx;
if (ref_index >= 0 && buf[ref_index] > 0)
buf[ref_index]--;
*idx = new_idx;
buf[new_idx]++;
}
static int mi_cols_aligned_to_sb(int n_mis) {
return ALIGN_POWER_OF_TWO(n_mis, MI_BLOCK_SIZE_LOG2);
}
static INLINE const vp9_prob* get_partition_probs(VP9_COMMON *cm, int ctx) {
return cm->frame_type == KEY_FRAME ? vp9_kf_partition_probs[ctx]
: cm->fc.partition_prob[ctx];
}
static INLINE void set_skip_context(
MACROBLOCKD *xd,
ENTROPY_CONTEXT *above_context[MAX_MB_PLANE],
ENTROPY_CONTEXT left_context[MAX_MB_PLANE][16],
int mi_row, int mi_col) {
const int above_idx = mi_col * 2;
const int left_idx = (mi_row * 2) & 15;
int i;
for (i = 0; i < MAX_MB_PLANE; i++) {
struct macroblockd_plane *const pd = &xd->plane[i];
pd->above_context = above_context[i] + (above_idx >> pd->subsampling_x);
pd->left_context = left_context[i] + (left_idx >> pd->subsampling_y);
}
}
static void set_mi_row_col(MACROBLOCKD *xd, const TileInfo *const tile,
int mi_row, int bh,
int mi_col, int bw,
int mi_rows, int mi_cols) {
xd->mb_to_top_edge = -((mi_row * MI_SIZE) * 8);
xd->mb_to_bottom_edge = ((mi_rows - bh - mi_row) * MI_SIZE) * 8;
xd->mb_to_left_edge = -((mi_col * MI_SIZE) * 8);
xd->mb_to_right_edge = ((mi_cols - bw - mi_col) * MI_SIZE) * 8;
// Are edges available for intra prediction?
xd->up_available = (mi_row != 0);
xd->left_available = (mi_col > tile->mi_col_start);
}
static void set_prev_mi(VP9_COMMON *cm) {
const int use_prev_in_find_mv_refs = cm->width == cm->last_width &&
cm->height == cm->last_height &&
!cm->error_resilient_mode &&
!cm->intra_only &&
cm->last_show_frame;
// Special case: set prev_mi to NULL when the previous mode info
// context cannot be used.
cm->prev_mi = use_prev_in_find_mv_refs ?
cm->prev_mip + cm->mode_info_stride + 1 : NULL;
}
static INLINE int frame_is_intra_only(const VP9_COMMON *const cm) {
return cm->frame_type == KEY_FRAME || cm->intra_only;
}
static INLINE void update_partition_context(
PARTITION_CONTEXT *above_seg_context,
PARTITION_CONTEXT left_seg_context[8],
int mi_row, int mi_col, BLOCK_SIZE subsize, BLOCK_SIZE bsize) {
PARTITION_CONTEXT *const above_ctx = above_seg_context + mi_col;
PARTITION_CONTEXT *const left_ctx = left_seg_context + (mi_row & MI_MASK);
// num_4x4_blocks_wide_lookup[bsize] / 2
const int bs = num_8x8_blocks_wide_lookup[bsize];
// update the partition context at the end notes. set partition bits
// of block sizes larger than the current one to be one, and partition
// bits of smaller block sizes to be zero.
vpx_memset(above_ctx, partition_context_lookup[subsize].above, bs);
vpx_memset(left_ctx, partition_context_lookup[subsize].left, bs);
}
static INLINE int partition_plane_context(
const PARTITION_CONTEXT *above_seg_context,
const PARTITION_CONTEXT left_seg_context[8],
int mi_row, int mi_col, BLOCK_SIZE bsize) {
const PARTITION_CONTEXT *above_ctx = above_seg_context + mi_col;
const PARTITION_CONTEXT *left_ctx = left_seg_context + (mi_row & MI_MASK);
const int bsl = mi_width_log2(bsize);
const int bs = 1 << bsl;
int above = 0, left = 0, i;
assert(mi_width_log2(bsize) == mi_height_log2(bsize));
assert(bsl >= 0);
for (i = 0; i < bs; i++) {
above |= above_ctx[i];
left |= left_ctx[i];
}
above = (above & bs) > 0;
left = (left & bs) > 0;
return (left * 2 + above) + bsl * PARTITION_PLOFFSET;
}
#endif // VP9_COMMON_VP9_ONYXC_INT_H_