LZWEncodeState Struct Reference

LZW encode state. More...

Data Fields
int	clear_code
	Value of clear code.
int	end_code
	Value of end code.
Code	tab [LZW_HASH_SIZE]
	Hash table.
int	tabsize
	Number of values in hash table.
int	bits
	Actual bits code.
int	bufsize
	Size of output buffer.
PutBitContext	pb
	Put bit context for output.
int	maxbits
	Max bits code.
int	maxcode
	Max value of code.
int	output_bytes
	Number of written bytes.
int	last_code
	Value of last output code or LZW_PREFIX_EMPTY.
enum FF_LZW_MODES	mode
	TIFF or GIF.
void(*	put_bits )(PutBitContext *, int, unsigned)
	GIF is LE while TIFF is BE.

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Detailed Description

LZW encode state.

Definition at line 49 of file lzwenc.c.

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Field Documentation

int LZWEncodeState::bits

Actual bits code.

Definition at line 54 of file lzwenc.c.

Referenced by addCode(), clearTable(), ff_lzw_encode_init(), and writeCode().

int LZWEncodeState::bufsize

Size of output buffer.

Definition at line 55 of file lzwenc.c.

Referenced by ff_lzw_encode(), and ff_lzw_encode_init().

int LZWEncodeState::clear_code

Value of clear code.

Definition at line 50 of file lzwenc.c.

Referenced by clearTable(), and ff_lzw_encode_init().

int LZWEncodeState::end_code

Value of end code.

Definition at line 51 of file lzwenc.c.

Referenced by ff_lzw_encode_flush(), and ff_lzw_encode_init().

int LZWEncodeState::last_code

Value of last output code or LZW_PREFIX_EMPTY.

Definition at line 60 of file lzwenc.c.

Referenced by ff_lzw_encode(), ff_lzw_encode_flush(), and ff_lzw_encode_init().

int LZWEncodeState::maxbits

Max bits code.

Definition at line 57 of file lzwenc.c.

Referenced by ff_lzw_encode_init().

int LZWEncodeState::maxcode

Max value of code.

Definition at line 58 of file lzwenc.c.

Referenced by ff_lzw_encode(), and ff_lzw_encode_init().

enum FF_LZW_MODES LZWEncodeState::mode

TIFF or GIF.

Definition at line 61 of file lzwenc.c.

Referenced by addCode(), and ff_lzw_encode_init().

int LZWEncodeState::output_bytes

Number of written bytes.

Definition at line 59 of file lzwenc.c.

Referenced by ff_lzw_encode(), ff_lzw_encode_init(), and writtenBytes().

PutBitContext LZWEncodeState::pb

Put bit context for output.

Definition at line 56 of file lzwenc.c.

Referenced by ff_lzw_encode_flush(), ff_lzw_encode_init(), writeCode(), and writtenBytes().

void(* LZWEncodeState::put_bits)(PutBitContext *, int, unsigned)

GIF is LE while TIFF is BE.

Referenced by ff_lzw_encode_init(), and writeCode().

Code LZWEncodeState::tab[LZW_HASH_SIZE]

Hash table.

Definition at line 52 of file lzwenc.c.

Referenced by addCode(), clearTable(), ff_lzw_encode(), and findCode().

int LZWEncodeState::tabsize

Number of values in hash table.

Definition at line 53 of file lzwenc.c.

Referenced by addCode(), clearTable(), and ff_lzw_encode().

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

• libavcodec/lzwenc.c