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 VPX_VP8_ENCODER_MCOMP_H_ 12 #define VPX_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 /* The maximum number of steps in a step search given the largest allowed 22 * initial step 23 */ 24 #define MAX_MVSEARCH_STEPS 8 25 26 /* Max full pel mv specified in 1 pel units */ 27 #define MAX_FULL_PEL_VAL ((1 << (MAX_MVSEARCH_STEPS)) - 1) 28 29 /* Maximum size of the first step in full pel units */ 30 #define MAX_FIRST_STEP (1 << (MAX_MVSEARCH_STEPS - 1)) 31 32 int vp8_mv_bit_cost(int_mv *mv, int_mv *ref, int *mvcost[2], int Weight); 33 void vp8_init_dsmotion_compensation(MACROBLOCK *x, int stride); 34 void vp8_init3smotion_compensation(MACROBLOCK *x, int stride); 35 36 int vp8_hex_search(MACROBLOCK *x, BLOCK *b, BLOCKD *d, int_mv *ref_mv, 37 int_mv *best_mv, int search_param, int sad_per_bit, 38 const vp8_variance_fn_ptr_t *vfp, int *mvsadcost[2], 39 int *mvcost[2], int_mv *center_mv); 40 41 typedef int(fractional_mv_step_fp)(MACROBLOCK *x, BLOCK *b, BLOCKD *d, 42 int_mv *bestmv, int_mv *ref_mv, 43 int error_per_bit, 44 const vp8_variance_fn_ptr_t *vfp, 45 int *mvcost[2], int *distortion, 46 unsigned int *sse); 47 48 fractional_mv_step_fp vp8_find_best_sub_pixel_step_iteratively; 49 fractional_mv_step_fp vp8_find_best_sub_pixel_step; 50 fractional_mv_step_fp vp8_find_best_half_pixel_step; 51 fractional_mv_step_fp vp8_skip_fractional_mv_step; 52 53 typedef int (*vp8_full_search_fn_t)(MACROBLOCK *x, BLOCK *b, BLOCKD *d, 54 int_mv *ref_mv, int sad_per_bit, 55 int distance, vp8_variance_fn_ptr_t *fn_ptr, 56 int *mvcost[2], int_mv *center_mv); 57 58 typedef int (*vp8_refining_search_fn_t)(MACROBLOCK *x, BLOCK *b, BLOCKD *d, 59 int_mv *ref_mv, int sad_per_bit, 60 int distance, 61 vp8_variance_fn_ptr_t *fn_ptr, 62 int *mvcost[2], int_mv *center_mv); 63 64 typedef int (*vp8_diamond_search_fn_t)(MACROBLOCK *x, BLOCK *b, BLOCKD *d, 65 int_mv *ref_mv, int_mv *best_mv, 66 int search_param, int sad_per_bit, 67 int *num00, 68 vp8_variance_fn_ptr_t *fn_ptr, 69 int *mvcost[2], int_mv *center_mv); 70 71 #ifdef __cplusplus 72 } // extern "C" 73 #endif 74 75 #endif // VPX_VP8_ENCODER_MCOMP_H_ 76