2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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.
12 #ifndef VP8_ENCODER_MCOMP_H_
13 #define VP8_ENCODER_MCOMP_H_
16 #include "vp8/common/variance.h"
18 #ifdef VP8_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]);
24 /* The maximum number of steps in a step search given the largest allowed
27 #define MAX_MVSEARCH_STEPS 8
29 /* Max full pel mv specified in 1 pel units */
30 #define MAX_FULL_PEL_VAL ((1 << (MAX_MVSEARCH_STEPS)) - 1)
32 /* Maximum size of the first step in full pel units */
33 #define MAX_FIRST_STEP (1 << (MAX_MVSEARCH_STEPS-1))
35 extern void print_mode_context(void);
36 extern int vp8_mv_bit_cost(int_mv *mv, int_mv *ref, int *mvcost[2], int Weight);
37 extern void vp8_init_dsmotion_compensation(MACROBLOCK *x, int stride);
38 extern void vp8_init3smotion_compensation(MACROBLOCK *x, int stride);
41 extern int vp8_hex_search
50 const vp8_variance_fn_ptr_t *vf,
56 typedef int (fractional_mv_step_fp)
57 (MACROBLOCK *x, BLOCK *b, BLOCKD *d, int_mv *bestmv, int_mv *ref_mv,
58 int error_per_bit, const vp8_variance_fn_ptr_t *vfp, int *mvcost[2],
59 int *distortion, unsigned int *sse);
61 extern fractional_mv_step_fp vp8_find_best_sub_pixel_step_iteratively;
62 extern fractional_mv_step_fp vp8_find_best_sub_pixel_step;
63 extern fractional_mv_step_fp vp8_find_best_half_pixel_step;
64 extern fractional_mv_step_fp vp8_skip_fractional_mv_step;
66 typedef int (*vp8_full_search_fn_t)
74 vp8_variance_fn_ptr_t *fn_ptr,
79 typedef int (*vp8_refining_search_fn_t)
87 vp8_variance_fn_ptr_t *fn_ptr,
92 typedef int (*vp8_diamond_search_fn_t)
102 vp8_variance_fn_ptr_t *fn_ptr,
107 #endif // VP8_ENCODER_MCOMP_H_