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 VP8_ENCODER_MCOMP_H_ 12 #define VP8_ENCODER_MCOMP_H_ 13 14 #include "block.h" 15 #include "vpx_dsp/variance.h" 16 17 #ifdef __cplusplus 18 extern "C" { 19 #endif 20 21 #ifdef VP8_ENTROPY_STATS 22 extern void init_mv_ref_counts(); 23 extern void accum_mv_refs(MB_PREDICTION_MODE, const int near_mv_ref_cts[4]); 24 #endif 25 26 /* The maximum number of steps in a step search given the largest allowed 27 * initial step 28 */ 29 #define MAX_MVSEARCH_STEPS 8 30 31 /* Max full pel mv specified in 1 pel units */ 32 #define MAX_FULL_PEL_VAL ((1 << (MAX_MVSEARCH_STEPS)) - 1) 33 34 /* Maximum size of the first step in full pel units */ 35 #define MAX_FIRST_STEP (1 << (MAX_MVSEARCH_STEPS - 1)) 36 37 extern void print_mode_context(void); 38 extern int vp8_mv_bit_cost(int_mv *mv, int_mv *ref, int *mvcost[2], int Weight); 39 extern void vp8_init_dsmotion_compensation(MACROBLOCK *x, int stride); 40 extern void vp8_init3smotion_compensation(MACROBLOCK *x, int stride); 41 42 extern int vp8_hex_search(MACROBLOCK *x, BLOCK *b, BLOCKD *d, int_mv *ref_mv, 43 int_mv *best_mv, int search_param, int error_per_bit, 44 const vp8_variance_fn_ptr_t *vf, int *mvsadcost[2], 45 int *mvcost[2], int_mv *center_mv); 46 47 typedef int(fractional_mv_step_fp)(MACROBLOCK *x, BLOCK *b, BLOCKD *d, 48 int_mv *bestmv, int_mv *ref_mv, 49 int error_per_bit, 50 const vp8_variance_fn_ptr_t *vfp, 51 int *mvcost[2], int *distortion, 52 unsigned int *sse); 53 54 extern fractional_mv_step_fp vp8_find_best_sub_pixel_step_iteratively; 55 extern fractional_mv_step_fp vp8_find_best_sub_pixel_step; 56 extern fractional_mv_step_fp vp8_find_best_half_pixel_step; 57 extern fractional_mv_step_fp vp8_skip_fractional_mv_step; 58 59 typedef int (*vp8_full_search_fn_t)(MACROBLOCK *x, BLOCK *b, BLOCKD *d, 60 int_mv *ref_mv, int sad_per_bit, 61 int distance, vp8_variance_fn_ptr_t *fn_ptr, 62 int *mvcost[2], int_mv *center_mv); 63 64 typedef int (*vp8_refining_search_fn_t)(MACROBLOCK *x, BLOCK *b, BLOCKD *d, 65 int_mv *ref_mv, int sad_per_bit, 66 int distance, 67 vp8_variance_fn_ptr_t *fn_ptr, 68 int *mvcost[2], int_mv *center_mv); 69 70 typedef int (*vp8_diamond_search_fn_t)(MACROBLOCK *x, BLOCK *b, BLOCKD *d, 71 int_mv *ref_mv, int_mv *best_mv, 72 int search_param, int sad_per_bit, 73 int *num00, 74 vp8_variance_fn_ptr_t *fn_ptr, 75 int *mvcost[2], int_mv *center_mv); 76 77 #ifdef __cplusplus 78 } // extern "C" 79 #endif 80 81 #endif // VP8_ENCODER_MCOMP_H_ 82