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_FIRSTPASS_H_ 12 #define VP9_ENCODER_VP9_FIRSTPASS_H_ 13 14 #include "vp9/encoder/vp9_lookahead.h" 15 #include "vp9/encoder/vp9_ratectrl.h" 16 17 #ifdef __cplusplus 18 extern "C" { 19 #endif 20 21 #if CONFIG_FP_MB_STATS 22 23 #define FPMB_DCINTRA_MASK 0x01 24 25 #define FPMB_MOTION_ZERO_MASK 0x02 26 #define FPMB_MOTION_LEFT_MASK 0x04 27 #define FPMB_MOTION_RIGHT_MASK 0x08 28 #define FPMB_MOTION_UP_MASK 0x10 29 #define FPMB_MOTION_DOWN_MASK 0x20 30 31 #define FPMB_ERROR_SMALL_MASK 0x40 32 #define FPMB_ERROR_LARGE_MASK 0x80 33 #define FPMB_ERROR_SMALL_TH 2000 34 #define FPMB_ERROR_LARGE_TH 48000 35 36 typedef struct { 37 uint8_t *mb_stats_start; 38 uint8_t *mb_stats_end; 39 } FIRSTPASS_MB_STATS; 40 #endif 41 42 typedef struct { 43 double frame; 44 double intra_error; 45 double coded_error; 46 double sr_coded_error; 47 double pcnt_inter; 48 double pcnt_motion; 49 double pcnt_second_ref; 50 double pcnt_neutral; 51 double MVr; 52 double mvr_abs; 53 double MVc; 54 double mvc_abs; 55 double MVrv; 56 double MVcv; 57 double mv_in_out_count; 58 double new_mv_count; 59 double duration; 60 double count; 61 int64_t spatial_layer_id; 62 } FIRSTPASS_STATS; 63 64 typedef enum { 65 KF_UPDATE = 0, 66 LF_UPDATE = 1, 67 GF_UPDATE = 2, 68 ARF_UPDATE = 3, 69 OVERLAY_UPDATE = 4, 70 FRAME_UPDATE_TYPES = 5 71 } FRAME_UPDATE_TYPE; 72 73 typedef struct { 74 unsigned char index; 75 RATE_FACTOR_LEVEL rf_level[(MAX_LAG_BUFFERS * 2) + 1]; 76 FRAME_UPDATE_TYPE update_type[(MAX_LAG_BUFFERS * 2) + 1]; 77 unsigned char arf_src_offset[(MAX_LAG_BUFFERS * 2) + 1]; 78 unsigned char arf_update_idx[(MAX_LAG_BUFFERS * 2) + 1]; 79 unsigned char arf_ref_idx[(MAX_LAG_BUFFERS * 2) + 1]; 80 int bit_allocation[(MAX_LAG_BUFFERS * 2) + 1]; 81 } GF_GROUP; 82 83 typedef struct { 84 unsigned int section_intra_rating; 85 FIRSTPASS_STATS total_stats; 86 FIRSTPASS_STATS this_frame_stats; 87 const FIRSTPASS_STATS *stats_in; 88 const FIRSTPASS_STATS *stats_in_start; 89 const FIRSTPASS_STATS *stats_in_end; 90 FIRSTPASS_STATS total_left_stats; 91 int first_pass_done; 92 int64_t bits_left; 93 double modified_error_min; 94 double modified_error_max; 95 double modified_error_left; 96 double kf_intra_err_min; 97 double gf_intra_err_min; 98 99 #if CONFIG_FP_MB_STATS 100 uint8_t *frame_mb_stats_buf; 101 uint8_t *this_frame_mb_stats; 102 FIRSTPASS_MB_STATS firstpass_mb_stats; 103 #endif 104 105 // Projected total bits available for a key frame group of frames 106 int64_t kf_group_bits; 107 108 // Error score of frames still to be coded in kf group 109 int64_t kf_group_error_left; 110 int sr_update_lag; 111 112 int kf_zeromotion_pct; 113 int gf_zeromotion_pct; 114 115 int active_worst_quality; 116 117 GF_GROUP gf_group; 118 } TWO_PASS; 119 120 struct VP9_COMP; 121 122 void vp9_init_first_pass(struct VP9_COMP *cpi); 123 void vp9_rc_get_first_pass_params(struct VP9_COMP *cpi); 124 void vp9_first_pass(struct VP9_COMP *cpi); 125 void vp9_end_first_pass(struct VP9_COMP *cpi); 126 127 void vp9_init_second_pass(struct VP9_COMP *cpi); 128 void vp9_rc_get_second_pass_params(struct VP9_COMP *cpi); 129 130 // Post encode update of the rate control parameters for 2-pass 131 void vp9_twopass_postencode_update(struct VP9_COMP *cpi); 132 #ifdef __cplusplus 133 } // extern "C" 134 #endif 135 136 #endif // VP9_ENCODER_VP9_FIRSTPASS_H_ 137