lzw.h File Reference

Detailed Description

LZW decompression (interface)

Decoder for GIF LZW data.

Definition in file lzw.h.

#include "fl/stl/int.h"
#include "fl/stl/noexcept.h"

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Namespaces
namespace	fl
	Base definition for an LED controller.
namespace	fl::third_party

Macros
#define	LZW_CODE_MAX   12
	Maximum LZW code size in bits.

Typedefs
typedef enum fl::third_party::lzw_result	fl::third_party::lzw_result
	LZW decoding response codes.

Enumerations
enum	fl::third_party::lzw_result {   fl::third_party::LZW_OK , fl::third_party::LZW_OK_EOD , fl::third_party::LZW_NO_MEM , fl::third_party::LZW_NO_DATA ,   fl::third_party::LZW_EOI_CODE , fl::third_party::LZW_NO_COLOUR , fl::third_party::LZW_BAD_ICODE , fl::third_party::LZW_BAD_PARAM ,   fl::third_party::LZW_BAD_CODE }
	LZW decoding response codes. More...

Functions
lzw_result	fl::third_party::lzw_context_create (struct lzw_ctx **ctx) FL_NOEXCEPT
	Create an LZW decompression context.
void	fl::third_party::lzw_context_destroy (struct lzw_ctx *ctx) FL_NOEXCEPT
	Destroy an LZW decompression context.
lzw_result	fl::third_party::lzw_decode (struct lzw_ctx *ctx, const fl::u8 **const output_data, fl::u32 *output_written) FL_NOEXCEPT
	Read input codes until end of LZW context owned output buffer.
lzw_result	fl::third_party::lzw_decode_init (struct lzw_ctx *ctx, fl::u8 minimum_code_size, const fl::u8 *input_data, fl::size input_length, fl::size input_pos) FL_NOEXCEPT
	Initialise an LZW decompression context for decoding.
lzw_result	fl::third_party::lzw_decode_init_map (struct lzw_ctx *ctx, fl::u8 minimum_code_size, fl::u32 transparency_idx, const fl::u32 *colour_table, const fl::u8 *input_data, fl::size input_length, fl::size input_pos) FL_NOEXCEPT
	Initialise an LZW decompression context for decoding to colour map values.
lzw_result	fl::third_party::lzw_decode_map (struct lzw_ctx *ctx, fl::u32 *output_data, fl::u32 output_length, fl::u32 *output_written) FL_NOEXCEPT
	Read LZW codes into client buffer, mapping output to colours.