| /* |
| * Copyright (c) 2016, Alliance for Open Media. All rights reserved |
| * |
| * This source code is subject to the terms of the BSD 2 Clause License and |
| * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License |
| * was not distributed with this source code in the LICENSE file, you can |
| * obtain it at www.aomedia.org/license/software. If the Alliance for Open |
| * Media Patent License 1.0 was not distributed with this source code in the |
| * PATENTS file, you can obtain it at www.aomedia.org/license/patent. |
| */ |
| #ifndef AOM_AV1_DECODER_ACCOUNTING_H_ |
| #define AOM_AV1_DECODER_ACCOUNTING_H_ |
| #include <stdlib.h> |
| #include "aom/aomdx.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif // __cplusplus |
| |
| #define AOM_ACCOUNTING_HASH_SIZE (1021) |
| |
| /* Max number of entries for symbol types in the dictionary (increase as |
| necessary). */ |
| #define MAX_SYMBOL_TYPES (256) |
| |
| /*The resolution of fractional-precision bit usage measurements, i.e., |
| 3 => 1/8th bits.*/ |
| #define AOM_ACCT_BITRES (3) |
| |
| typedef struct { |
| int16_t x; |
| int16_t y; |
| } AccountingSymbolContext; |
| |
| typedef struct { |
| AccountingSymbolContext context; |
| uint32_t id; |
| /** Number of bits in units of 1/8 bit. */ |
| uint32_t bits; |
| uint32_t samples; |
| } AccountingSymbol; |
| |
| /** Dictionary for translating strings into id. */ |
| typedef struct { |
| char *(strs[MAX_SYMBOL_TYPES]); |
| int num_strs; |
| } AccountingDictionary; |
| |
| typedef struct { |
| /** All recorded symbols decoded. */ |
| AccountingSymbol *syms; |
| /** Number of syntax actually recorded. */ |
| int num_syms; |
| /** Raw symbol decoding calls for non-binary values. */ |
| int num_multi_syms; |
| /** Raw binary symbol decoding calls. */ |
| int num_binary_syms; |
| /** Dictionary for translating strings into id. */ |
| AccountingDictionary dictionary; |
| } AccountingSymbols; |
| |
| struct Accounting { |
| AccountingSymbols syms; |
| /** Size allocated for symbols (not all may be used). */ |
| int num_syms_allocated; |
| int16_t hash_dictionary[AOM_ACCOUNTING_HASH_SIZE]; |
| AccountingSymbolContext context; |
| uint32_t last_tell_frac; |
| }; |
| |
| void aom_accounting_init(Accounting *accounting); |
| void aom_accounting_reset(Accounting *accounting); |
| void aom_accounting_clear(Accounting *accounting); |
| void aom_accounting_set_context(Accounting *accounting, int16_t x, int16_t y); |
| int aom_accounting_dictionary_lookup(Accounting *accounting, const char *str); |
| void aom_accounting_record(Accounting *accounting, const char *str, |
| uint32_t bits); |
| void aom_accounting_dump(Accounting *accounting); |
| #ifdef __cplusplus |
| } // extern "C" |
| #endif // __cplusplus |
| #endif // AOM_AV1_DECODER_ACCOUNTING_H_ |