d8ebdcd89d
Change-Id: I05788522e9cde4322cfb12032483bdbf184bdf0b
286 lines
7.6 KiB
C
286 lines
7.6 KiB
C
/*
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* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef __INC_BLOCKD_H
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#define __INC_BLOCKD_H
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void vpx_log(const char *format, ...);
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#include "vpx_config.h"
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#include "vpx_scale/yv12config.h"
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#include "mv.h"
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#include "treecoder.h"
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#include "vpx_ports/mem.h"
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/*#define DCPRED 1*/
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#define DCPREDSIMTHRESH 0
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#define DCPREDCNTTHRESH 3
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#define MB_FEATURE_TREE_PROBS 3
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#define MAX_MB_SEGMENTS 4
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#define MAX_REF_LF_DELTAS 4
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#define MAX_MODE_LF_DELTAS 4
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/* Segment Feature Masks */
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#define SEGMENT_DELTADATA 0
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#define SEGMENT_ABSDATA 1
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typedef struct
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{
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int r, c;
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} POS;
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#define PLANE_TYPE_Y_NO_DC 0
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#define PLANE_TYPE_Y2 1
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#define PLANE_TYPE_UV 2
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#define PLANE_TYPE_Y_WITH_DC 3
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typedef char ENTROPY_CONTEXT;
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typedef struct
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{
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ENTROPY_CONTEXT y1[4];
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ENTROPY_CONTEXT u[2];
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ENTROPY_CONTEXT v[2];
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ENTROPY_CONTEXT y2;
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} ENTROPY_CONTEXT_PLANES;
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extern const unsigned char vp8_block2left[25];
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extern const unsigned char vp8_block2above[25];
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#define VP8_COMBINEENTROPYCONTEXTS( Dest, A, B) \
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Dest = (A)+(B);
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typedef enum
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{
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KEY_FRAME = 0,
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INTER_FRAME = 1
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} FRAME_TYPE;
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typedef enum
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{
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DC_PRED, /* average of above and left pixels */
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V_PRED, /* vertical prediction */
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H_PRED, /* horizontal prediction */
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TM_PRED, /* Truemotion prediction */
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B_PRED, /* block based prediction, each block has its own prediction mode */
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NEARESTMV,
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NEARMV,
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ZEROMV,
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NEWMV,
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SPLITMV,
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MB_MODE_COUNT
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} MB_PREDICTION_MODE;
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/* Macroblock level features */
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typedef enum
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{
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MB_LVL_ALT_Q = 0, /* Use alternate Quantizer .... */
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MB_LVL_ALT_LF = 1, /* Use alternate loop filter value... */
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MB_LVL_MAX = 2 /* Number of MB level features supported */
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} MB_LVL_FEATURES;
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/* Segment Feature Masks */
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#define SEGMENT_ALTQ 0x01
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#define SEGMENT_ALT_LF 0x02
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#define VP8_YMODES (B_PRED + 1)
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#define VP8_UV_MODES (TM_PRED + 1)
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#define VP8_MVREFS (1 + SPLITMV - NEARESTMV)
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typedef enum
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{
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B_DC_PRED, /* average of above and left pixels */
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B_TM_PRED,
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B_VE_PRED, /* vertical prediction */
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B_HE_PRED, /* horizontal prediction */
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B_LD_PRED,
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B_RD_PRED,
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B_VR_PRED,
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B_VL_PRED,
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B_HD_PRED,
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B_HU_PRED,
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LEFT4X4,
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ABOVE4X4,
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ZERO4X4,
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NEW4X4,
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B_MODE_COUNT
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} B_PREDICTION_MODE;
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#define VP8_BINTRAMODES (B_HU_PRED + 1) /* 10 */
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#define VP8_SUBMVREFS (1 + NEW4X4 - LEFT4X4)
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/* For keyframes, intra block modes are predicted by the (already decoded)
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modes for the Y blocks to the left and above us; for interframes, there
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is a single probability table. */
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union b_mode_info
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{
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B_PREDICTION_MODE as_mode;
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int_mv mv;
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};
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typedef enum
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{
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INTRA_FRAME = 0,
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LAST_FRAME = 1,
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GOLDEN_FRAME = 2,
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ALTREF_FRAME = 3,
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MAX_REF_FRAMES = 4
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} MV_REFERENCE_FRAME;
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typedef struct
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{
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MB_PREDICTION_MODE mode, uv_mode;
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MV_REFERENCE_FRAME ref_frame;
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int_mv mv;
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unsigned char partitioning;
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unsigned char mb_skip_coeff; /* does this mb has coefficients at all, 1=no coefficients, 0=need decode tokens */
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unsigned char need_to_clamp_mvs;
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unsigned char segment_id; /* Which set of segmentation parameters should be used for this MB */
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} MB_MODE_INFO;
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typedef struct
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{
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MB_MODE_INFO mbmi;
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union b_mode_info bmi[16];
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} MODE_INFO;
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#if CONFIG_MULTI_RES_ENCODING
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/* The information needed to be stored for higher-resolution encoder */
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typedef struct
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{
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MB_PREDICTION_MODE mode;
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MV_REFERENCE_FRAME ref_frame;
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int_mv mv;
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//union b_mode_info bmi[16];
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int dissim; // dissimilarity level of the macroblock
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} LOWER_RES_INFO;
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#endif
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typedef struct blockd
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{
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short *qcoeff;
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short *dqcoeff;
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unsigned char *predictor;
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short *dequant;
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int offset;
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char *eob;
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union b_mode_info bmi;
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} BLOCKD;
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typedef void (*vp8_subpix_fn_t)(unsigned char *src, int src_pitch, int xofst, int yofst, unsigned char *dst, int dst_pitch);
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typedef struct macroblockd
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{
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DECLARE_ALIGNED(16, unsigned char, predictor[384]);
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DECLARE_ALIGNED(16, short, qcoeff[400]);
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DECLARE_ALIGNED(16, short, dqcoeff[400]);
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DECLARE_ALIGNED(16, char, eobs[25]);
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DECLARE_ALIGNED(16, short, dequant_y1[16]);
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DECLARE_ALIGNED(16, short, dequant_y1_dc[16]);
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DECLARE_ALIGNED(16, short, dequant_y2[16]);
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DECLARE_ALIGNED(16, short, dequant_uv[16]);
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/* 16 Y blocks, 4 U, 4 V, 1 DC 2nd order block, each with 16 entries. */
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BLOCKD block[25];
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int fullpixel_mask;
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YV12_BUFFER_CONFIG pre; /* Filtered copy of previous frame reconstruction */
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YV12_BUFFER_CONFIG dst;
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MODE_INFO *mode_info_context;
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int mode_info_stride;
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FRAME_TYPE frame_type;
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int up_available;
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int left_available;
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/* Y,U,V,Y2 */
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ENTROPY_CONTEXT_PLANES *above_context;
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ENTROPY_CONTEXT_PLANES *left_context;
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/* 0 indicates segmentation at MB level is not enabled. Otherwise the individual bits indicate which features are active. */
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unsigned char segmentation_enabled;
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/* 0 (do not update) 1 (update) the macroblock segmentation map. */
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unsigned char update_mb_segmentation_map;
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/* 0 (do not update) 1 (update) the macroblock segmentation feature data. */
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unsigned char update_mb_segmentation_data;
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/* 0 (do not update) 1 (update) the macroblock segmentation feature data. */
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unsigned char mb_segement_abs_delta;
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/* Per frame flags that define which MB level features (such as quantizer or loop filter level) */
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/* are enabled and when enabled the proabilities used to decode the per MB flags in MB_MODE_INFO */
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vp8_prob mb_segment_tree_probs[MB_FEATURE_TREE_PROBS]; /* Probability Tree used to code Segment number */
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signed char segment_feature_data[MB_LVL_MAX][MAX_MB_SEGMENTS]; /* Segment parameters */
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/* mode_based Loop filter adjustment */
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unsigned char mode_ref_lf_delta_enabled;
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unsigned char mode_ref_lf_delta_update;
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/* Delta values have the range +/- MAX_LOOP_FILTER */
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signed char last_ref_lf_deltas[MAX_REF_LF_DELTAS]; /* 0 = Intra, Last, GF, ARF */
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signed char ref_lf_deltas[MAX_REF_LF_DELTAS]; /* 0 = Intra, Last, GF, ARF */
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signed char last_mode_lf_deltas[MAX_MODE_LF_DELTAS]; /* 0 = BPRED, ZERO_MV, MV, SPLIT */
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signed char mode_lf_deltas[MAX_MODE_LF_DELTAS]; /* 0 = BPRED, ZERO_MV, MV, SPLIT */
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/* Distance of MB away from frame edges */
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int mb_to_left_edge;
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int mb_to_right_edge;
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int mb_to_top_edge;
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int mb_to_bottom_edge;
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vp8_subpix_fn_t subpixel_predict;
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vp8_subpix_fn_t subpixel_predict8x4;
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vp8_subpix_fn_t subpixel_predict8x8;
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vp8_subpix_fn_t subpixel_predict16x16;
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void *current_bc;
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int corrupted;
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#if ARCH_X86 || ARCH_X86_64
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/* This is an intermediate buffer currently used in sub-pixel motion search
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* to keep a copy of the reference area. This buffer can be used for other
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* purpose.
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*/
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DECLARE_ALIGNED(32, unsigned char, y_buf[22*32]);
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#endif
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} MACROBLOCKD;
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extern void vp8_build_block_doffsets(MACROBLOCKD *x);
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extern void vp8_setup_block_dptrs(MACROBLOCKD *x);
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#endif /* __INC_BLOCKD_H */
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