258 строки
9.2 KiB
C
258 строки
9.2 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 VP10_COMMON_ENTROPYMODE_H_
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#define VP10_COMMON_ENTROPYMODE_H_
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#include "vp10/common/entropy.h"
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#include "vp10/common/entropymv.h"
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#include "vp10/common/filter.h"
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#include "vp10/common/seg_common.h"
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#include "vpx_dsp/vpx_filter.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define BLOCK_SIZE_GROUPS 4
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#define TX_SIZE_CONTEXTS 2
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#define INTER_OFFSET(mode) ((mode) - NEARESTMV)
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#if CONFIG_EXT_INTER
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#define INTER_COMPOUND_OFFSET(mode) ((mode) - NEAREST_NEARESTMV)
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#endif // CONFIG_EXT_INTER
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#define PALETTE_COLOR_CONTEXTS 16
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#define PALETTE_MAX_SIZE 8
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#define PALETTE_BLOCK_SIZES (BLOCK_LARGEST - BLOCK_8X8 + 1)
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#define PALETTE_Y_MODE_CONTEXTS 3
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#define PALETTE_MAX_BLOCK_SIZE (64 * 64)
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struct VP10Common;
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struct seg_counts {
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unsigned int tree_total[MAX_SEGMENTS];
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unsigned int tree_mispred[MAX_SEGMENTS];
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unsigned int pred[PREDICTION_PROBS][2];
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};
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typedef struct frame_contexts {
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vpx_prob y_mode_prob[BLOCK_SIZE_GROUPS][INTRA_MODES - 1];
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vpx_prob uv_mode_prob[INTRA_MODES][INTRA_MODES - 1];
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#if CONFIG_EXT_PARTITION_TYPES
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vpx_prob partition_prob[PARTITION_CONTEXTS][EXT_PARTITION_TYPES - 1];
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#else
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vpx_prob partition_prob[PARTITION_CONTEXTS][PARTITION_TYPES - 1];
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#endif
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vp10_coeff_probs_model coef_probs[TX_SIZES][PLANE_TYPES];
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#if CONFIG_ANS
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coeff_cdf_model coef_cdfs[TX_SIZES][PLANE_TYPES];
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#endif
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vpx_prob switchable_interp_prob[SWITCHABLE_FILTER_CONTEXTS]
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[SWITCHABLE_FILTERS - 1];
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#if CONFIG_REF_MV
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vpx_prob newmv_prob[NEWMV_MODE_CONTEXTS];
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vpx_prob zeromv_prob[ZEROMV_MODE_CONTEXTS];
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vpx_prob refmv_prob[REFMV_MODE_CONTEXTS];
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vpx_prob drl_prob[DRL_MODE_CONTEXTS];
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#if CONFIG_EXT_INTER
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vpx_prob new2mv_prob;
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#endif // CONFIG_EXT_INTER
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#endif // CONFIG_REF_MV
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vpx_prob inter_mode_probs[INTER_MODE_CONTEXTS][INTER_MODES - 1];
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#if CONFIG_EXT_INTER
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vpx_prob inter_compound_mode_probs[INTER_MODE_CONTEXTS]
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[INTER_COMPOUND_MODES - 1];
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vpx_prob interintra_prob[BLOCK_SIZE_GROUPS];
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vpx_prob interintra_mode_prob[BLOCK_SIZE_GROUPS][INTERINTRA_MODES - 1];
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vpx_prob wedge_interintra_prob[BLOCK_SIZES];
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vpx_prob wedge_interinter_prob[BLOCK_SIZES];
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#endif // CONFIG_EXT_INTER
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#if CONFIG_OBMC
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vpx_prob obmc_prob[BLOCK_SIZES];
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#endif // CONFIG_OBMC
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vpx_prob intra_inter_prob[INTRA_INTER_CONTEXTS];
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vpx_prob comp_inter_prob[COMP_INTER_CONTEXTS];
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vpx_prob single_ref_prob[REF_CONTEXTS][SINGLE_REFS-1];
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vpx_prob comp_ref_prob[REF_CONTEXTS][COMP_REFS-1];
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vpx_prob tx_size_probs[TX_SIZES - 1][TX_SIZE_CONTEXTS][TX_SIZES - 1];
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#if CONFIG_VAR_TX
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vpx_prob txfm_partition_prob[TXFM_PARTITION_CONTEXTS];
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#endif
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vpx_prob skip_probs[SKIP_CONTEXTS];
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#if CONFIG_REF_MV
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nmv_context nmvc[NMV_CONTEXTS];
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#else
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nmv_context nmvc;
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#endif
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int initialized;
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#if CONFIG_EXT_TX
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vpx_prob inter_ext_tx_prob[EXT_TX_SETS_INTER][EXT_TX_SIZES][TX_TYPES - 1];
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vpx_prob intra_ext_tx_prob[EXT_TX_SETS_INTRA][EXT_TX_SIZES][INTRA_MODES]
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[TX_TYPES - 1];
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#else
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vpx_prob intra_ext_tx_prob[EXT_TX_SIZES][TX_TYPES][TX_TYPES - 1];
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vpx_prob inter_ext_tx_prob[EXT_TX_SIZES][TX_TYPES - 1];
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#endif // CONFIG_EXT_TX
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#if CONFIG_SUPERTX
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vpx_prob supertx_prob[PARTITION_SUPERTX_CONTEXTS][TX_SIZES];
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#endif // CONFIG_SUPERTX
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struct segmentation_probs seg;
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#if CONFIG_EXT_INTRA
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vpx_prob ext_intra_probs[PLANE_TYPES];
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vpx_prob intra_filter_probs[INTRA_FILTERS + 1][INTRA_FILTERS - 1];
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#endif // CONFIG_EXT_INTRA
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} FRAME_CONTEXT;
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typedef struct FRAME_COUNTS {
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// Note: This structure should only contain 'unsigned int' fields, or
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// aggregates built solely from 'unsigned int' fields/elements
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unsigned int kf_y_mode[INTRA_MODES][INTRA_MODES][INTRA_MODES];
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unsigned int y_mode[BLOCK_SIZE_GROUPS][INTRA_MODES];
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unsigned int uv_mode[INTRA_MODES][INTRA_MODES];
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#if CONFIG_EXT_PARTITION_TYPES
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unsigned int partition[PARTITION_CONTEXTS][EXT_PARTITION_TYPES];
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#else
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unsigned int partition[PARTITION_CONTEXTS][PARTITION_TYPES];
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#endif
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vp10_coeff_count_model coef[TX_SIZES][PLANE_TYPES];
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unsigned int eob_branch[TX_SIZES][PLANE_TYPES][REF_TYPES]
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[COEF_BANDS][COEFF_CONTEXTS];
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unsigned int switchable_interp[SWITCHABLE_FILTER_CONTEXTS]
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[SWITCHABLE_FILTERS];
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#if CONFIG_REF_MV
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unsigned int newmv_mode[NEWMV_MODE_CONTEXTS][2];
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unsigned int zeromv_mode[ZEROMV_MODE_CONTEXTS][2];
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unsigned int refmv_mode[REFMV_MODE_CONTEXTS][2];
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unsigned int drl_mode[DRL_MODE_CONTEXTS][2];
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#if CONFIG_EXT_INTER
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unsigned int new2mv_mode[2];
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#endif // CONFIG_EXT_INTER
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#endif
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unsigned int inter_mode[INTER_MODE_CONTEXTS][INTER_MODES];
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#if CONFIG_EXT_INTER
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unsigned int inter_compound_mode[INTER_MODE_CONTEXTS][INTER_COMPOUND_MODES];
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unsigned int interintra[BLOCK_SIZE_GROUPS][2];
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unsigned int interintra_mode[BLOCK_SIZE_GROUPS][INTERINTRA_MODES];
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unsigned int wedge_interintra[BLOCK_SIZES][2];
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unsigned int wedge_interinter[BLOCK_SIZES][2];
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#endif // CONFIG_EXT_INTER
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#if CONFIG_OBMC
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unsigned int obmc[BLOCK_SIZES][2];
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#endif // CONFIG_OBMC
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unsigned int intra_inter[INTRA_INTER_CONTEXTS][2];
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unsigned int comp_inter[COMP_INTER_CONTEXTS][2];
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unsigned int single_ref[REF_CONTEXTS][SINGLE_REFS-1][2];
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unsigned int comp_ref[REF_CONTEXTS][COMP_REFS-1][2];
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unsigned int tx_size_totals[TX_SIZES];
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unsigned int tx_size[TX_SIZES - 1][TX_SIZE_CONTEXTS][TX_SIZES];
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#if CONFIG_VAR_TX
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unsigned int txfm_partition[TXFM_PARTITION_CONTEXTS][2];
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#endif
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unsigned int skip[SKIP_CONTEXTS][2];
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#if CONFIG_REF_MV
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nmv_context_counts mv[NMV_CONTEXTS];
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#else
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nmv_context_counts mv;
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#endif
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#if CONFIG_EXT_TX
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unsigned int inter_ext_tx[EXT_TX_SETS_INTER][EXT_TX_SIZES][TX_TYPES];
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unsigned int intra_ext_tx[EXT_TX_SETS_INTRA][EXT_TX_SIZES][INTRA_MODES]
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[TX_TYPES];
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#else
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unsigned int intra_ext_tx[EXT_TX_SIZES][TX_TYPES][TX_TYPES];
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unsigned int inter_ext_tx[EXT_TX_SIZES][TX_TYPES];
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#endif // CONFIG_EXT_TX
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#if CONFIG_SUPERTX
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unsigned int supertx[PARTITION_SUPERTX_CONTEXTS][TX_SIZES][2];
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unsigned int supertx_size[TX_SIZES];
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#endif // CONFIG_SUPERTX
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struct seg_counts seg;
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#if CONFIG_EXT_INTRA
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unsigned int ext_intra[PLANE_TYPES][2];
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unsigned int intra_filter[INTRA_FILTERS + 1][INTRA_FILTERS];
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#endif // CONFIG_EXT_INTRA
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} FRAME_COUNTS;
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extern const vpx_prob vp10_kf_y_mode_prob[INTRA_MODES][INTRA_MODES]
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[INTRA_MODES - 1];
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extern const vpx_prob
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vp10_default_palette_y_mode_prob[PALETTE_BLOCK_SIZES][PALETTE_Y_MODE_CONTEXTS];
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extern const vpx_prob vp10_default_palette_uv_mode_prob[2];
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extern const vpx_prob
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vp10_default_palette_y_size_prob[PALETTE_BLOCK_SIZES][PALETTE_SIZES - 1];
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extern const vpx_prob
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vp10_default_palette_uv_size_prob[PALETTE_BLOCK_SIZES][PALETTE_SIZES - 1];
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extern const vpx_prob vp10_default_palette_y_color_prob
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[PALETTE_MAX_SIZE - 1][PALETTE_COLOR_CONTEXTS][PALETTE_COLORS - 1];
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extern const vpx_prob vp10_default_palette_uv_color_prob
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[PALETTE_MAX_SIZE - 1][PALETTE_COLOR_CONTEXTS][PALETTE_COLORS - 1];
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extern const vpx_tree_index vp10_intra_mode_tree[TREE_SIZE(INTRA_MODES)];
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extern const vpx_tree_index vp10_inter_mode_tree[TREE_SIZE(INTER_MODES)];
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#if CONFIG_EXT_INTER
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extern const vpx_tree_index vp10_interintra_mode_tree
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[TREE_SIZE(INTERINTRA_MODES)];
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extern const vpx_tree_index vp10_inter_compound_mode_tree
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[TREE_SIZE(INTER_COMPOUND_MODES)];
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#endif // CONFIG_EXT_INTER
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extern const vpx_tree_index vp10_partition_tree[TREE_SIZE(PARTITION_TYPES)];
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#if CONFIG_EXT_PARTITION_TYPES
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extern const vpx_tree_index vp10_ext_partition_tree
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[TREE_SIZE(EXT_PARTITION_TYPES)];
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#endif
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extern const vpx_tree_index vp10_switchable_interp_tree
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[TREE_SIZE(SWITCHABLE_FILTERS)];
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extern const vpx_tree_index vp10_palette_size_tree[TREE_SIZE(PALETTE_SIZES)];
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extern const vpx_tree_index
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vp10_palette_color_tree[PALETTE_MAX_SIZE - 1][TREE_SIZE(PALETTE_COLORS)];
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extern const vpx_tree_index
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vp10_tx_size_tree[TX_SIZES - 1][TREE_SIZE(TX_SIZES)];
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#if CONFIG_EXT_INTRA
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extern const vpx_tree_index vp10_intra_filter_tree[TREE_SIZE(INTRA_FILTERS)];
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#endif // CONFIG_EXT_INTRA
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#if CONFIG_EXT_TX
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extern const vpx_tree_index
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vp10_ext_tx_inter_tree[EXT_TX_SETS_INTER][TREE_SIZE(TX_TYPES)];
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extern const vpx_tree_index
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vp10_ext_tx_intra_tree[EXT_TX_SETS_INTRA][TREE_SIZE(TX_TYPES)];
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#else
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extern const vpx_tree_index
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vp10_ext_tx_tree[TREE_SIZE(TX_TYPES)];
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#endif // CONFIG_EXT_TX
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void vp10_setup_past_independence(struct VP10Common *cm);
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void vp10_adapt_intra_frame_probs(struct VP10Common *cm);
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void vp10_adapt_inter_frame_probs(struct VP10Common *cm);
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static INLINE int vp10_ceil_log2(int n) {
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int i = 1, p = 2;
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while (p < n) {
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i++;
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p = p << 1;
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}
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return i;
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}
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int vp10_get_palette_color_context(const uint8_t *color_map, int cols,
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int r, int c, int n, int *color_order);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // VP10_COMMON_ENTROPYMODE_H_
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