/*
 * 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 https://www.aomedia.org/license/software-license. 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 https://www.aomedia.org/license/patent-license.
 */

#ifndef AOM_AV1_ENCODER_HASH_H_
#define AOM_AV1_ENCODER_HASH_H_

#include "EbDefinitions.h"

#ifdef __cplusplus
extern "C" {
#endif

typedef struct _crc_calculator {
    uint32_t remainder;
    uint32_t trunc_poly;
    uint32_t bits;
    uint32_t table[256];
    uint32_t final_result_mask;
} CRC_CALCULATOR;

// Initialize the crc calculator. It must be executed at least once before
// calling svt_av1_get_crc_value().
void     svt_av1_crc_calculator_init(CRC_CALCULATOR *p_crc_calculator, uint32_t bits,
                                     uint32_t truncPoly);
uint32_t svt_av1_get_crc_value(void *crc_calculator, uint8_t *p, int length);
#define AOM_BUFFER_SIZE_FOR_BLOCK_HASH (4096)

#ifdef __cplusplus
} // extern "C"
#endif

#endif // AOM_AV1_ENCODER_HASH_H_
