ean.c File Reference

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Typedefs
typedef enum symbol_partial_e	symbol_partial_t

Enumerations
enum	symbol_partial_e {   EAN_LEFT,   EAN_RIGHT }

Functions
zbar_symbol_type_t	_zbar_decode_ean (zbar_decoder_t *dcode)
static signed char	aux_end (zbar_decoder_t *dcode, unsigned char fwd)
static signed char	aux_start (zbar_decoder_t *dcode)
static signed char	decode4 (zbar_decoder_t *dcode)
static zbar_symbol_type_t	decode_pass (zbar_decoder_t *dcode, ean_pass_t *pass)
static void	ean_expand_upce (ean_decoder_t *ean, ean_pass_t *pass)
static zbar_symbol_type_t	ean_part_end4 (ean_pass_t *pass, unsigned char fwd)
static zbar_symbol_type_t	ean_part_end7 (ean_decoder_t *ean, ean_pass_t *pass, unsigned char fwd)
static signed char	ean_verify_checksum (ean_decoder_t *ean, int n)
static zbar_symbol_type_t	integrate_partial (ean_decoder_t *ean, ean_pass_t *pass, zbar_symbol_type_t part)
static unsigned char	isbn10_calc_checksum (ean_decoder_t *ean)
static void	postprocess (zbar_decoder_t *dcode, zbar_symbol_type_t sym)

Variables
static const unsigned char	digits []
static const unsigned char	parity_decode []

Typedef Documentation

typedef enum symbol_partial_e symbol_partial_t

Enumeration Type Documentation

enum symbol_partial_e

Enumerator
EAN_LEFT
EAN_RIGHT

Function Documentation

zbar_symbol_type_t _zbar_decode_ean

(

zbar_decoder_t *

dcode

)

References decode_pass(), dprintf, get_lock(), get_width(), integrate_partial(), postprocess(), ean_pass_s::state, zbar::ZBAR_EAN13, zbar::ZBAR_NONE, and zbar::ZBAR_PARTIAL.

Referenced by ean_get_config(), and zbar_decode_width().

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static signed char aux_end ( zbar_decoder_t *  dcode, unsigned char  fwd  )

inlinestatic

References calc_s(), decode_e(), dprintf, and get_width().

Referenced by decode_pass().

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static signed char aux_start ( zbar_decoder_t *  dcode )

inlinestatic

References decode_e(), dprintf, get_color(), get_width(), STATE_ADDON, and zbar::ZBAR_BAR.

Referenced by decode_pass().

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static signed char decode4 ( zbar_decoder_t *  dcode )

inlinestatic

References decode_e(), digits, dprintf, get_color(), get_width(), zassert, and zbar::ZBAR_BAR.

Referenced by decode_pass().

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static zbar_symbol_type_t decode_pass ( zbar_decoder_t *  dcode, ean_pass_t *  pass  )

inlinestatic

References aux_end(), aux_start(), decode4(), digits, dprintf, ean_part_end4(), ean_part_end7(), get_color(), idx, ean_pass_s::raw, ean_pass_s::state, STATE_IDX, TEST_CFG, zbar::ZBAR_CFG_ENABLE, zbar::ZBAR_NONE, and zbar::ZBAR_SPACE.

Referenced by _zbar_decode_ean().

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static void ean_expand_upce ( ean_decoder_t *  ean, ean_pass_t *  pass  )

inlinestatic

References ean_decoder_s::buf, upcrpc::decode, and ean_pass_s::raw.

Referenced by integrate_partial().

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static zbar_symbol_type_t ean_part_end4 ( ean_pass_t *  pass, unsigned char  fwd  )

inlinestatic

References dprintf, EAN_LEFT, EAN_RIGHT, ean_pass_s::raw, zbar::ZBAR_EAN8, and zbar::ZBAR_NONE.

Referenced by decode_pass().

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static zbar_symbol_type_t ean_part_end7 ( ean_decoder_t *  ean, ean_pass_t *  pass, unsigned char  fwd  )

inlinestatic

References dprintf, ean_decoder_s::ean13_config, EAN_LEFT, EAN_RIGHT, parity_decode, ean_pass_s::raw, TEST_CFG, zbar::ZBAR_CFG_ENABLE, zbar::ZBAR_EAN13, zbar::ZBAR_NONE, and zbar::ZBAR_UPCE.

Referenced by decode_pass().

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static signed char ean_verify_checksum ( ean_decoder_t *  ean, int  n  )

inlinestatic

References _zbar_decoder_buf_dump(), ean_decoder_s::buf, dprintf, and zassert.

Referenced by integrate_partial().

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static zbar_symbol_type_t integrate_partial ( ean_decoder_t *  ean, ean_pass_t *  pass, zbar_symbol_type_t  part  )

inlinestatic

References ean_decoder_s::addon, ean_decoder_s::buf, dprintf, ean_decoder_s::ean13_config, ean_expand_upce(), EAN_RIGHT, ean_verify_checksum(), ean_decoder_s::isbn10_config, ean_decoder_s::isbn13_config, ean_decoder_s::left, ean_pass_s::raw, ean_decoder_s::right, TEST_CFG, ean_decoder_s::upca_config, ean_decoder_s::upce_config, zbar::ZBAR_ADDON, zbar::ZBAR_ADDON5, zbar::ZBAR_CFG_ENABLE, zbar::ZBAR_EAN13, zbar::ZBAR_EAN8, zbar::ZBAR_ISBN10, zbar::ZBAR_ISBN13, zbar::ZBAR_NONE, zbar::ZBAR_PARTIAL, zbar::ZBAR_SYMBOL, zbar::ZBAR_UPCA, and zbar::ZBAR_UPCE.

Referenced by _zbar_decode_ean().

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static unsigned char isbn10_calc_checksum ( ean_decoder_t *  ean )

inlinestatic

References _zbar_decoder_buf_dump(), ean_decoder_s::buf, and zassert.

Referenced by postprocess().

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static void postprocess ( zbar_decoder_t *  dcode, zbar_symbol_type_t  sym  )

inlinestatic

References ean_decoder_s::buf, ean_get_config(), isbn10_calc_checksum(), ean_decoder_s::isbn10_config, TEST_CFG, zbar::ZBAR_ADDON, zbar::ZBAR_CFG_EMIT_CHECK, zbar::ZBAR_EAN13, zbar::ZBAR_ISBN10, zbar::ZBAR_ISBN13, zbar::ZBAR_PARTIAL, zbar::ZBAR_SYMBOL, zbar::ZBAR_UPCA, and zbar::ZBAR_UPCE.

Referenced by _zbar_decode_ean().

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Variable Documentation

const unsigned char digits[]

static

Referenced by decode4(), and decode_pass().

const unsigned char parity_decode[]

static

Referenced by ean_part_end7().