FFmpeg: libavutil/crc.h File Reference

FFmpeg

libavutil

Typedefs | Enumerations | Functions

crc.h File Reference

#include <stdint.h>
#include <stddef.h>
#include "attributes.h"

Go to the source code of this file.

Typedefs

typedef uint32_t AVCRC

Enumerations

enum AVCRCId {
AV_CRC_8_ATM, AV_CRC_16_ANSI, AV_CRC_16_CCITT, AV_CRC_32_IEEE,
AV_CRC_32_IEEE_LE, AV_CRC_24_IEEE = 12, AV_CRC_MAX
}

Functions

int av_crc_init (AVCRC *ctx, int le, int bits, uint32_t poly, int ctx_size)

Initialize a CRC table.

const AVCRC * av_crc_get_table (AVCRCId crc_id)

Get an initialized standard CRC table.

uint32_t av_crc (const AVCRC *ctx, uint32_t crc, const uint8_t *buffer, size_t length) av_pure

Calculate the CRC of a block.

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