atsc_huffman.cpp File Reference

#include "atsc_huffman.h"

Include dependency graph for atsc_huffman.cpp:

Go to the source code of this file.

Classes
struct	huffman_table
struct	huff2_parts

Typedefs
using	atsc_table_vec = std::vector< uint8_t >
using	huff2_table_vec = std::vector< huffman_table >
using	huff2_lookup_vec = std::vector< uint8_t >

Functions
static int	huffman1_get_root (size_t input, const atsc_table_vec &table)
static bool	huffman1_get_bit (const unsigned char *src, uint bit)
QString	atsc_huffman1_to_string (const unsigned char *compressed, uint size, uint table_index)
static int	huffman2_get_bit (unsigned char &bitpos, const unsigned char **bufptr)
static void	huffman2_set_pos (unsigned char &bitpos, const unsigned char **bufptr, const unsigned char *buffer, uint pos)
QString	atsc_huffman2_to_string (const unsigned char *compressed, uint length, uint table)

Variables
const atsc_table_vec	ATSC_C5
const atsc_table_vec	ATSC_C7
const std::array< const atsc_table_vec, 2 >	atsc_tables
const huff2_table_vec	Table128
const huff2_table_vec	Table255
const huff2_lookup_vec	Huff2Lookup128
const huff2_lookup_vec	Huff2Lookup256
const std::array< const huff2_parts, 2 >	huff2_tables

Typedef Documentation

atsc_table_vec

using atsc_table_vec = std::vector<uint8_t>

Definition at line 15 of file atsc_huffman.cpp.

huff2_lookup_vec

using huff2_lookup_vec = std::vector<uint8_t>

Definition at line 17 of file atsc_huffman.cpp.

huff2_table_vec

using huff2_table_vec = std::vector<huffman_table>

Definition at line 16 of file atsc_huffman.cpp.

Function Documentation

atsc_huffman1_to_string()

QString atsc_huffman1_to_string	(	const unsigned char *	compressed,
		uint	size,
		uint	table_index
	)

Definition at line 2211 of file atsc_huffman.cpp.

Referenced by MultipleStringStructure::GetSegment().

atsc_huffman2_to_string()

QString atsc_huffman2_to_string	(	const unsigned char *	compressed,
		uint	length,
		uint	table
	)

Definition at line 2291 of file atsc_huffman.cpp.

Referenced by DishEventPropertiesDescriptor::decompress_properties(), DishEventDescriptionDescriptor::Description(), and DishEventNameDescriptor::Name().

huffman1_get_bit()

static bool huffman1_get_bit ( const unsigned char *  src, uint  bit  )

inlinestatic

Definition at line 2206 of file atsc_huffman.cpp.

Referenced by atsc_huffman1_to_string().

huffman1_get_root()

static int huffman1_get_root ( size_t  input, const atsc_table_vec &  table  )

inlinestatic

Definition at line 2198 of file atsc_huffman.cpp.

Referenced by atsc_huffman1_to_string().

huffman2_get_bit()

static int huffman2_get_bit ( unsigned char &  bitpos, const unsigned char **  bufptr  )

inlinestatic

Definition at line 2269 of file atsc_huffman.cpp.

Referenced by atsc_huffman2_to_string().

huffman2_set_pos()

static void huffman2_set_pos ( unsigned char &  bitpos, const unsigned char **  bufptr, const unsigned char *  buffer, uint  pos  )

inlinestatic

Definition at line 2282 of file atsc_huffman.cpp.

Referenced by atsc_huffman2_to_string().

Variable Documentation

ATSC_C5

const atsc_table_vec ATSC_C5

Definition at line 21 of file atsc_huffman.cpp.

ATSC_C7

const atsc_table_vec ATSC_C7

Definition at line 269 of file atsc_huffman.cpp.

atsc_tables

const std::array<const atsc_table_vec,2> atsc_tables

Initial value:

{
    ATSC_C5,
    ATSC_C7,
}

Definition at line 496 of file atsc_huffman.cpp.

Referenced by atsc_huffman1_to_string().

huff2_tables

const std::array<const huff2_parts,2> huff2_tables

Initial value:

{{
        {Table128, Huff2Lookup128, 3, 12},
        {Table255, Huff2Lookup256, 2, 14}
}}

Definition at line 2190 of file atsc_huffman.cpp.

Referenced by atsc_huffman2_to_string().

Huff2Lookup128

const huff2_lookup_vec Huff2Lookup128

Definition at line 895 of file atsc_huffman.cpp.

Huff2Lookup256

const huff2_lookup_vec Huff2Lookup256

Definition at line 1155 of file atsc_huffman.cpp.

Table128

const huff2_table_vec Table128

Definition at line 502 of file atsc_huffman.cpp.

Table255

const huff2_table_vec Table255

Definition at line 635 of file atsc_huffman.cpp.