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| 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 |
| 12 #ifndef VP9_ENCODER_VP9_MCOMP_H_ |
| 13 #define VP9_ENCODER_VP9_MCOMP_H_ |
| 14 |
| 15 #include "vp9/encoder/vp9_block.h" |
| 16 #include "vp9/encoder/vp9_variance.h" |
| 17 |
| 18 #ifdef ENTROPY_STATS |
| 19 extern void init_mv_ref_counts(); |
| 20 extern void accum_mv_refs(MB_PREDICTION_MODE, const int near_mv_ref_cts[4]); |
| 21 #endif |
| 22 |
| 23 |
| 24 #define MAX_MVSEARCH_STEPS 8 // The maximum n
umber of steps in a step search given the largest allowed initial step |
| 25 #define MAX_FULL_PEL_VAL ((1 << (MAX_MVSEARCH_STEPS)) - 1) // Max full pel
mv specified in 1 pel units |
| 26 #define MAX_FIRST_STEP (1 << (MAX_MVSEARCH_STEPS-1)) // Maximum size
of the first step in full pel units |
| 27 |
| 28 extern void vp9_clamp_mv_min_max(MACROBLOCK *x, int_mv *ref_mv); |
| 29 extern int vp9_mv_bit_cost(int_mv *mv, int_mv *ref, int *mvjcost, |
| 30 int *mvcost[2], int Weight, int ishp); |
| 31 extern void vp9_init_dsmotion_compensation(MACROBLOCK *x, int stride); |
| 32 extern void vp9_init3smotion_compensation(MACROBLOCK *x, int stride); |
| 33 // Runs sequence of diamond searches in smaller steps for RD |
| 34 struct VP9_COMP; |
| 35 int vp9_full_pixel_diamond(struct VP9_COMP *cpi, MACROBLOCK *x, BLOCK *b, |
| 36 BLOCKD *d, int_mv *mvp_full, int step_param, |
| 37 int sadpb, int further_steps, int do_refine, |
| 38 vp9_variance_fn_ptr_t *fn_ptr, |
| 39 int_mv *ref_mv, int_mv *dst_mv); |
| 40 |
| 41 extern int vp9_hex_search |
| 42 ( |
| 43 MACROBLOCK *x, |
| 44 BLOCK *b, |
| 45 BLOCKD *d, |
| 46 int_mv *ref_mv, |
| 47 int_mv *best_mv, |
| 48 int search_param, |
| 49 int error_per_bit, |
| 50 const vp9_variance_fn_ptr_t *vf, |
| 51 int *mvjsadcost, int *mvsadcost[2], |
| 52 int *mvjcost, int *mvcost[2], |
| 53 int_mv *center_mv |
| 54 ); |
| 55 |
| 56 typedef int (fractional_mv_step_fp) (MACROBLOCK *x, BLOCK *b, BLOCKD *d, int_mv |
| 57 *bestmv, int_mv *ref_mv, int error_per_bit, const vp9_variance_fn_ptr_t *vfp, |
| 58 int *mvjcost, int *mvcost[2], int *distortion, unsigned int *sse); |
| 59 extern fractional_mv_step_fp vp9_find_best_sub_pixel_step_iteratively; |
| 60 extern fractional_mv_step_fp vp9_find_best_sub_pixel_step; |
| 61 extern fractional_mv_step_fp vp9_find_best_half_pixel_step; |
| 62 |
| 63 typedef int (*vp9_full_search_fn_t)(MACROBLOCK *x, BLOCK *b, BLOCKD *d, |
| 64 int_mv *ref_mv, int sad_per_bit, |
| 65 int distance, vp9_variance_fn_ptr_t *fn_ptr, |
| 66 int *mvjcost, int *mvcost[2], |
| 67 int_mv *center_mv); |
| 68 |
| 69 typedef int (*vp9_refining_search_fn_t)(MACROBLOCK *x, BLOCK *b, BLOCKD *d, |
| 70 int_mv *ref_mv, int sad_per_bit, |
| 71 int distance, |
| 72 vp9_variance_fn_ptr_t *fn_ptr, |
| 73 int *mvjcost, int *mvcost[2], |
| 74 int_mv *center_mv); |
| 75 |
| 76 typedef int (*vp9_diamond_search_fn_t)(MACROBLOCK *x, BLOCK *b, BLOCKD *d, |
| 77 int_mv *ref_mv, int_mv *best_mv, |
| 78 int search_param, int sad_per_bit, |
| 79 int *num00, |
| 80 vp9_variance_fn_ptr_t *fn_ptr, |
| 81 int *mvjcost, int *mvcost[2], |
| 82 int_mv *center_mv); |
| 83 |
| 84 |
| 85 #endif |
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Chromium Code Reviews
Issue 11555023:
libvpx: Add VP9 decoder. (Closed)
Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/libvpx/