d8f3bb1837
This has various benefits: - simplify implementations because we don't have to switch between multiple probability tables depending on frametype - allows fw subexp and bw adaptivity for partitions/uvmode in keyframes See issue 1040 point 5. Change-Id: Ia566aa2863252d130cee9deedcf123bb2a0d3765
157 lines
5.5 KiB
C
157 lines
5.5 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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#define PALETTE_COLOR_CONTEXTS 16
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#define PALETTE_MAX_SIZE 8
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#define PALETTE_BLOCK_SIZES (BLOCK_64X64 - BLOCK_8X8 + 1)
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#define PALETTE_Y_MODE_CONTEXTS 3
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struct VP10Common;
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struct tx_probs {
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vpx_prob p32x32[TX_SIZE_CONTEXTS][TX_SIZES - 1];
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vpx_prob p16x16[TX_SIZE_CONTEXTS][TX_SIZES - 2];
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vpx_prob p8x8[TX_SIZE_CONTEXTS][TX_SIZES - 3];
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};
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struct tx_counts {
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unsigned int p32x32[TX_SIZE_CONTEXTS][TX_SIZES];
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unsigned int p16x16[TX_SIZE_CONTEXTS][TX_SIZES - 1];
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unsigned int p8x8[TX_SIZE_CONTEXTS][TX_SIZES - 2];
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unsigned int tx_totals[TX_SIZES];
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};
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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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vpx_prob partition_prob[PARTITION_CONTEXTS][PARTITION_TYPES - 1];
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vp10_coeff_probs_model coef_probs[TX_SIZES][PLANE_TYPES];
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vpx_prob switchable_interp_prob[SWITCHABLE_FILTER_CONTEXTS]
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[SWITCHABLE_FILTERS - 1];
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vpx_prob inter_mode_probs[INTER_MODE_CONTEXTS][INTER_MODES - 1];
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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][2];
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vpx_prob comp_ref_prob[REF_CONTEXTS];
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struct tx_probs tx_probs;
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vpx_prob skip_probs[SKIP_CONTEXTS];
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nmv_context nmvc;
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#if CONFIG_MISC_FIXES
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struct segmentation_probs seg;
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#endif
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int initialized;
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} FRAME_CONTEXT;
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typedef struct FRAME_COUNTS {
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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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unsigned int partition[PARTITION_CONTEXTS][PARTITION_TYPES];
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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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unsigned int inter_mode[INTER_MODE_CONTEXTS][INTER_MODES];
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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][2][2];
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unsigned int comp_ref[REF_CONTEXTS][2];
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struct tx_counts tx;
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unsigned int skip[SKIP_CONTEXTS][2];
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nmv_context_counts mv;
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#if CONFIG_MISC_FIXES
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struct seg_counts seg;
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#endif
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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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#if !CONFIG_MISC_FIXES
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extern const vpx_prob vp10_kf_uv_mode_prob[INTRA_MODES][INTRA_MODES - 1];
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extern const vpx_prob vp10_kf_partition_probs[PARTITION_CONTEXTS]
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[PARTITION_TYPES - 1];
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#endif
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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
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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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extern const vpx_tree_index vp10_partition_tree[TREE_SIZE(PARTITION_TYPES)];
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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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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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void vp10_tx_counts_to_branch_counts_32x32(const unsigned int *tx_count_32x32p,
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unsigned int (*ct_32x32p)[2]);
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void vp10_tx_counts_to_branch_counts_16x16(const unsigned int *tx_count_16x16p,
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unsigned int (*ct_16x16p)[2]);
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void vp10_tx_counts_to_branch_counts_8x8(const unsigned int *tx_count_8x8p,
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unsigned int (*ct_8x8p)[2]);
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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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