1 /* 2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #ifndef VP9_ENCODER_VP9_TOKENIZE_H_ 12 #define VP9_ENCODER_VP9_TOKENIZE_H_ 13 14 #include "vp9/common/vp9_entropy.h" 15 #include "vp9/encoder/vp9_block.h" 16 17 void vp9_tokenize_initialize(); 18 19 typedef struct { 20 int16_t token; 21 int16_t extra; 22 } TOKENVALUE; 23 24 typedef struct { 25 const vp9_prob *context_tree; 26 int16_t extra; 27 uint8_t token; 28 uint8_t skip_eob_node; 29 } TOKENEXTRA; 30 31 typedef int64_t vp9_coeff_accum[REF_TYPES][COEF_BANDS][PREV_COEF_CONTEXTS] 32 [MAX_ENTROPY_TOKENS + 1]; 33 34 int vp9_sb_is_skippable(MACROBLOCKD *xd, BLOCK_SIZE bsize); 35 int vp9_is_skippable_in_plane(MACROBLOCKD *xd, BLOCK_SIZE bsize, 36 int plane); 37 struct VP9_COMP; 38 39 void vp9_tokenize_sb(struct VP9_COMP *cpi, TOKENEXTRA **t, int dry_run, 40 BLOCK_SIZE bsize); 41 42 #ifdef ENTROPY_STATS 43 void init_context_counters(); 44 void print_context_counters(); 45 46 extern vp9_coeff_accum context_counters[TX_SIZES][BLOCK_TYPES]; 47 #endif 48 49 extern const int *vp9_dct_value_cost_ptr; 50 /* TODO: The Token field should be broken out into a separate char array to 51 * improve cache locality, since it's needed for costing when the rest of the 52 * fields are not. 53 */ 54 extern const TOKENVALUE *vp9_dct_value_tokens_ptr; 55 56 #endif // VP9_ENCODER_VP9_TOKENIZE_H_ 57