sbc.c File Reference

SBC common functions for the encoder and decoder. More...

#include "avcodec.h"
#include "sbc.h"

Go to the source code of this file.

Functions
uint8_t	ff_sbc_crc8 (const AVCRC *ctx, const uint8_t *data, size_t len)
void	ff_sbc_calculate_bits (const struct sbc_frame *frame, int(*bits)[8])

Variables
static const int	sbc_offset4 [4][4]
static const int	sbc_offset8 [4][8]

Detailed Description

SBC common functions for the encoder and decoder.

Definition in file sbc.c.

Function Documentation

ff_sbc_crc8()

uint8_t ff_sbc_crc8	(	const AVCRC *	ctx,
		const uint8_t *	data,
		size_t	len
	)

Definition at line 55 of file sbc.c.

Referenced by sbc_pack_frame(), and sbc_unpack_frame().

ff_sbc_calculate_bits()

void ff_sbc_calculate_bits	(	const struct sbc_frame *	frame,
		int(*)	bits[8]
	)

Definition at line 79 of file sbc.c.

Referenced by sbc_pack_frame(), and sbc_unpack_frame().

Variable Documentation

sbc_offset4

const int sbc_offset4[4][4]

static

Initial value:

= {
    { -1, 0, 0, 0 },
    { -2, 0, 0, 1 },
    { -2, 0, 0, 1 },
    { -2, 0, 0, 1 }
}

Definition at line 37 of file sbc.c.

Referenced by ff_sbc_calculate_bits().

sbc_offset8

const int sbc_offset8[4][8]

static

Initial value:

= {
    { -2, 0, 0, 0, 0, 0, 0, 1 },
    { -3, 0, 0, 0, 0, 0, 1, 2 },
    { -4, 0, 0, 0, 0, 0, 1, 2 },
    { -4, 0, 0, 0, 0, 0, 1, 2 }
}

Definition at line 45 of file sbc.c.

Referenced by ff_sbc_calculate_bits().