atsci_trellis_encoder Class Reference

fancy, schmancy 12-way interleaved trellis encoder for ATSC More...

#include <atsci_trellis_encoder.h>

List of all members.

Public Member Functions
	atsci_trellis_encoder ()
	~atsci_trellis_encoder ()
void	reset ()
	reset all encoder states
void	encode (atsc_data_segment out[NCODERS], const atsc_mpeg_packet_rs_encoded in[NCODERS])

Static Public Attributes
static const int	NCODERS = 12

Protected Member Functions
void	encode_helper (unsigned char out[OUTPUT_SIZE], const unsigned char in[INPUT_SIZE])

Protected Attributes
atsci_basic_trellis_encoder	enc [NCODERS]

Static Protected Attributes
static const int	SEGMENT_SIZE = ATSC_MPEG_RS_ENCODED_LENGTH
static const int	INPUT_SIZE = (SEGMENT_SIZE * 12)
static const int	OUTPUT_SIZE = (ATSC_DATA_SEGMENT_LENGTH * 12)

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Detailed Description

fancy, schmancy 12-way interleaved trellis encoder for ATSC

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Constructor & Destructor Documentation

atsci_trellis_encoder::atsci_trellis_encoder

(

)

atsci_trellis_encoder::~atsci_trellis_encoder

(

)

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Member Function Documentation

void atsci_trellis_encoder::encode	(	atsc_data_segment	out[NCODERS],
		const atsc_mpeg_packet_rs_encoded	in[NCODERS]
	)

Take 12 RS encoded, convolutionally interleaved segments and produce 12 trellis coded data segments. We work in groups of 12 because that's the smallest number of segments that composes a single full cycle of the encoder mux.

void atsci_trellis_encoder::encode_helper ( unsigned char  out[OUTPUT_SIZE], const unsigned char  in[INPUT_SIZE]  )

protected

void atsci_trellis_encoder::reset

(

)

reset all encoder states

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Member Data Documentation

atsci_basic_trellis_encoder atsci_trellis_encoder::enc[NCODERS]

protected

const int atsci_trellis_encoder::INPUT_SIZE = (SEGMENT_SIZE * 12)

staticprotected

const int atsci_trellis_encoder::NCODERS = 12

static

const int atsci_trellis_encoder::OUTPUT_SIZE = (ATSC_DATA_SEGMENT_LENGTH * 12)

staticprotected

const int atsci_trellis_encoder::SEGMENT_SIZE = ATSC_MPEG_RS_ENCODED_LENGTH

staticprotected

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The documentation for this class was generated from the following file:

• atsci_trellis_encoder.h