TUT HEVC Encoder
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Functions | Variables
cabac.c File Reference
#include "cabac.h"
#include "encoder.h"
#include "encoderstate.h"
#include "extras/crypto.h"
#include "kvazaar.h"
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Functions

void kvz_cabac_start (cabac_data_t *const data)
 Initialize struct cabac_data.
 
void kvz_cabac_encode_bin (cabac_data_t *const data, const uint32_t bin_value)
 
void kvz_cabac_write (cabac_data_t *const data)
 
void kvz_cabac_finish (cabac_data_t *const data)
 
void kvz_cabac_encode_bin_trm (cabac_data_t *const data, const uint8_t bin_value)
 Encode terminating bin.
 
void kvz_cabac_encode_bin_ep (cabac_data_t *const data, const uint32_t bin_value)
 
void kvz_cabac_encode_bins_ep (cabac_data_t *const data, uint32_t bin_values, int num_bins)
 
int kvz_cabac_write_coeff_remain (cabac_data_t *const cabac, const uint32_t symbol, const uint32_t r_param)
 Coding of coeff_abs_level_minus3.
 
void kvz_cabac_write_coeff_remain_encry (struct encoder_state_t *const state, cabac_data_t *const cabac, const uint32_t symbol, const uint32_t r_param, int32_t base_level)
 
void kvz_cabac_write_unary_max_symbol (cabac_data_t *const data, cabac_ctx_t *const ctx, uint32_t symbol, const int32_t offset, const uint32_t max_symbol, double *bits_out)
 
void kvz_cabac_write_unary_max_symbol_ep (cabac_data_t *const data, unsigned int symbol, const unsigned int max_symbol)
 This can be used for Truncated Rice binarization with cRiceParam=0.
 
uint32_t kvz_cabac_write_ep_ex_golomb (encoder_state_t *const state, cabac_data_t *const data, uint32_t symbol, uint32_t count)
 

Variables

const uint8_t kvz_g_auc_next_state_mps [128]
 
const uint8_t kvz_g_auc_next_state_lps [128]
 
const uint8_t kvz_g_auc_lpst_table [64][4]
 
const uint8_t kvz_g_auc_renorm_table [32]
 

Function Documentation

◆ kvz_cabac_encode_bin()

void kvz_cabac_encode_bin ( cabac_data_t *const  data,
const uint32_t  bin_value 
)
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◆ kvz_cabac_encode_bin_ep()

void kvz_cabac_encode_bin_ep ( cabac_data_t *const  data,
const uint32_t  bin_value 
)
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◆ kvz_cabac_encode_bin_trm()

void kvz_cabac_encode_bin_trm ( cabac_data_t *const  data,
const uint8_t  bin_value 
)
Parameters
binValuebin value
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◆ kvz_cabac_encode_bins_ep()

void kvz_cabac_encode_bins_ep ( cabac_data_t *const  data,
uint32_t  bin_values,
int  num_bins 
)
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◆ kvz_cabac_finish()

void kvz_cabac_finish ( cabac_data_t *const  data)
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◆ kvz_cabac_start()

void kvz_cabac_start ( cabac_data_t *const  data)
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◆ kvz_cabac_write()

void kvz_cabac_write ( cabac_data_t *const  data)
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◆ kvz_cabac_write_coeff_remain()

int kvz_cabac_write_coeff_remain ( cabac_data_t *const  cabac,
const uint32_t  symbol,
const uint32_t  r_param 
)
Parameters
symbolValue of coeff_abs_level_minus3.
r_paramReference to Rice parameter.
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◆ kvz_cabac_write_coeff_remain_encry()

void kvz_cabac_write_coeff_remain_encry ( struct encoder_state_t *const  state,
cabac_data_t *const  cabac,
const uint32_t  symbol,
const uint32_t  r_param,
int32_t  base_level 
)
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◆ kvz_cabac_write_ep_ex_golomb()

uint32_t kvz_cabac_write_ep_ex_golomb ( encoder_state_t *const  state,
cabac_data_t *const  data,
uint32_t  symbol,
uint32_t  count 
)
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◆ kvz_cabac_write_unary_max_symbol()

void kvz_cabac_write_unary_max_symbol ( cabac_data_t *const  data,
cabac_ctx_t *const  ctx,
uint32_t  symbol,
const int32_t  offset,
const uint32_t  max_symbol,
double bits_out 
)
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◆ kvz_cabac_write_unary_max_symbol_ep()

void kvz_cabac_write_unary_max_symbol_ep ( cabac_data_t *const  data,
unsigned int  symbol,
const unsigned int  max_symbol 
)
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Variable Documentation

◆ kvz_g_auc_lpst_table

const uint8_t kvz_g_auc_lpst_table[64][4]
Initial value:
=
{
{128, 176, 208, 240}, {128, 167, 197, 227}, {128, 158, 187, 216}, {123, 150, 178, 205}, {116, 142, 169, 195},
{111, 135, 160, 185}, {105, 128, 152, 175}, {100, 122, 144, 166}, { 95, 116, 137, 158}, { 90, 110, 130, 150},
{ 85, 104, 123, 142}, { 81, 99, 117, 135}, { 77, 94, 111, 128}, { 73, 89, 105, 122}, { 69, 85, 100, 116},
{ 66, 80, 95, 110}, { 62, 76, 90, 104}, { 59, 72, 86, 99}, { 56, 69, 81, 94}, { 53, 65, 77, 89},
{ 51, 62, 73, 85}, { 48, 59, 69, 80}, { 46, 56, 66, 76}, { 43, 53, 63, 72}, { 41, 50, 59, 69},
{ 39, 48, 56, 65}, { 37, 45, 54, 62}, { 35, 43, 51, 59}, { 33, 41, 48, 56}, { 32, 39, 46, 53},
{ 30, 37, 43, 50}, { 29, 35, 41, 48}, { 27, 33, 39, 45}, { 26, 31, 37, 43}, { 24, 30, 35, 41},
{ 23, 28, 33, 39}, { 22, 27, 32, 37}, { 21, 26, 30, 35}, { 20, 24, 29, 33}, { 19, 23, 27, 31},
{ 18, 22, 26, 30}, { 17, 21, 25, 28}, { 16, 20, 23, 27}, { 15, 19, 22, 25}, { 14, 18, 21, 24},
{ 14, 17, 20, 23}, { 13, 16, 19, 22}, { 12, 15, 18, 21}, { 12, 14, 17, 20}, { 11, 14, 16, 19},
{ 11, 13, 15, 18}, { 10, 12, 15, 17}, { 10, 12, 14, 16}, { 9, 11, 13, 15}, { 9, 11, 12, 14},
{ 8, 10, 12, 14}, { 8, 9, 11, 13}, { 7, 9, 11, 12}, { 7, 9, 10, 12}, { 7, 8, 10, 11},
{ 6, 8, 9, 11}, { 6, 7, 9, 10}, { 6, 7, 8, 9}, { 2, 2, 2, 2}
}

◆ kvz_g_auc_next_state_lps

const uint8_t kvz_g_auc_next_state_lps[128]
Initial value:
=
{
1, 0, 0, 1, 2, 3, 4, 5, 4, 5, 8, 9, 8, 9, 10, 11,
12, 13, 14, 15, 16, 17, 18, 19, 18, 19, 22, 23, 22, 23, 24, 25,
26, 27, 26, 27, 30, 31, 30, 31, 32, 33, 32, 33, 36, 37, 36, 37,
38, 39, 38, 39, 42, 43, 42, 43, 44, 45, 44, 45, 46, 47, 48, 49,
48, 49, 50, 51, 52, 53, 52, 53, 54, 55, 54, 55, 56, 57, 58, 59,
58, 59, 60, 61, 60, 61, 60, 61, 62, 63, 64, 65, 64, 65, 66, 67,
66, 67, 66, 67, 68, 69, 68, 69, 70, 71, 70, 71, 70, 71, 72, 73,
72, 73, 72, 73, 74, 75, 74, 75, 74, 75, 76, 77, 76, 77, 126, 127
}

◆ kvz_g_auc_next_state_mps

const uint8_t kvz_g_auc_next_state_mps[128]
Initial value:
=
{
2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17,
18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33,
34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49,
50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65,
66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81,
82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97,
98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113,
114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 124, 125, 126, 127
}

◆ kvz_g_auc_renorm_table

const uint8_t kvz_g_auc_renorm_table[32]
Initial value:
=
{
6, 5, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1
}