#include "lodepng.h"
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>

Classes
struct	uivector

struct	ucvector

struct	LodePNGBitWriter

struct	LodePNGBitReader

struct	HuffmanTree

struct	BPMNode

struct	BPMLists

struct	Hash

struct	ColorTree

Macros
#define	LODEPNG_INLINE /* not available */

#define	LODEPNG_RESTRICT /* not available */

#define	LODEPNG_MAX(a, b) (((a) > (b)) ? (a) : (b))

#define	LODEPNG_MIN(a, b) (((a) < (b)) ? (a) : (b))

#define	LODEPNG_ABS(x) ((x) < 0 ? -(x) : (x))

#define	CERROR_BREAK(errorvar, code)

#define	ERROR_BREAK(code) CERROR_BREAK(error, code)

#define	CERROR_RETURN_ERROR(errorvar, code)

#define	CERROR_TRY_RETURN(call)

#define	CERROR_RETURN(errorvar, code)

#define	WRITEBIT(writer, bit)

#define	FIRST_LENGTH_CODE_INDEX 257

#define	LAST_LENGTH_CODE_INDEX 285

#define	NUM_DEFLATE_CODE_SYMBOLS 288

#define	NUM_DISTANCE_SYMBOLS 32

#define	NUM_CODE_LENGTH_CODES 19

#define	FIRSTBITS 9u

#define	INVALIDSYMBOL 65535u

#define	DEFAULT_WINDOWSIZE 2048

Typedefs
typedef struct uivector	uivector

typedef struct ucvector	ucvector

typedef struct HuffmanTree	HuffmanTree

typedef struct BPMNode	BPMNode

typedef struct BPMLists	BPMLists

typedef struct Hash	Hash

typedef struct ColorTree	ColorTree

Functions
unsigned	lodepng_load_file (unsigned char *out, size_t outsize, const char *filename)

unsigned	lodepng_save_file (const unsigned char buffer, size_t buffersize, const char filename)

unsigned	lodepng_huffman_code_lengths (unsigned lengths, const unsigned frequencies, size_t numcodes, unsigned maxbitlen)

unsigned	lodepng_inflate (unsigned char *out, size_t outsize, const unsigned char in, size_t insize, const LodePNGDecompressSettings settings)

unsigned	lodepng_deflate (unsigned char *out, size_t outsize, const unsigned char in, size_t insize, const LodePNGCompressSettings settings)

unsigned	lodepng_zlib_decompress (unsigned char *out, size_t outsize, const unsigned char in, size_t insize, const LodePNGDecompressSettings settings)

unsigned	lodepng_zlib_compress (unsigned char *out, size_t outsize, const unsigned char in, size_t insize, const LodePNGCompressSettings settings)

void	lodepng_compress_settings_init (LodePNGCompressSettings *settings)

void	lodepng_decompress_settings_init (LodePNGDecompressSettings *settings)

unsigned	lodepng_crc32 (const unsigned char *data, size_t length)

unsigned	lodepng_chunk_length (const unsigned char *chunk)

void	lodepng_chunk_type (char type[5], const unsigned char *chunk)

unsigned char	lodepng_chunk_type_equals (const unsigned char chunk, const char type)

unsigned char	lodepng_chunk_ancillary (const unsigned char *chunk)

unsigned char	lodepng_chunk_private (const unsigned char *chunk)

unsigned char	lodepng_chunk_safetocopy (const unsigned char *chunk)

unsigned char *	lodepng_chunk_data (unsigned char *chunk)

const unsigned char *	lodepng_chunk_data_const (const unsigned char *chunk)

unsigned	lodepng_chunk_check_crc (const unsigned char *chunk)

void	lodepng_chunk_generate_crc (unsigned char *chunk)

unsigned char *	lodepng_chunk_next (unsigned char chunk, unsigned char end)

const unsigned char *	lodepng_chunk_next_const (const unsigned char chunk, const unsigned char end)

unsigned char *	lodepng_chunk_find (unsigned char chunk, unsigned char end, const char type[5])

const unsigned char *	lodepng_chunk_find_const (const unsigned char chunk, const unsigned char end, const char type[5])

unsigned	lodepng_chunk_append (unsigned char *out, size_t outsize, const unsigned char *chunk)

unsigned	lodepng_chunk_create (unsigned char *out, size_t outsize, unsigned length, const char type, const unsigned char data)

void	lodepng_color_mode_init (LodePNGColorMode *info)

void	lodepng_color_mode_cleanup (LodePNGColorMode *info)

unsigned	lodepng_color_mode_copy (LodePNGColorMode dest, const LodePNGColorMode source)

LodePNGColorMode	lodepng_color_mode_make (LodePNGColorType colortype, unsigned bitdepth)

void	lodepng_palette_clear (LodePNGColorMode *info)

unsigned	lodepng_palette_add (LodePNGColorMode *info, unsigned char r, unsigned char g, unsigned char b, unsigned char a)

unsigned	lodepng_get_bpp (const LodePNGColorMode *info)

unsigned	lodepng_get_channels (const LodePNGColorMode *info)

unsigned	lodepng_is_greyscale_type (const LodePNGColorMode *info)

unsigned	lodepng_is_alpha_type (const LodePNGColorMode *info)

unsigned	lodepng_is_palette_type (const LodePNGColorMode *info)

unsigned	lodepng_has_palette_alpha (const LodePNGColorMode *info)

unsigned	lodepng_can_have_alpha (const LodePNGColorMode *info)

size_t	lodepng_get_raw_size (unsigned w, unsigned h, const LodePNGColorMode *color)

unsigned	lodepng_add_text (LodePNGInfo info, const char key, const char *str)

void	lodepng_clear_text (LodePNGInfo *info)

void	lodepng_clear_itext (LodePNGInfo *info)

unsigned	lodepng_add_itext (LodePNGInfo info, const char key, const char langtag, const char transkey, const char *str)

unsigned	lodepng_set_icc (LodePNGInfo info, const char name, const unsigned char *profile, unsigned profile_size)

void	lodepng_clear_icc (LodePNGInfo *info)

void	lodepng_info_init (LodePNGInfo *info)

void	lodepng_info_cleanup (LodePNGInfo *info)

unsigned	lodepng_info_copy (LodePNGInfo dest, const LodePNGInfo source)

unsigned	lodepng_convert (unsigned char out, const unsigned char in, const LodePNGColorMode mode_out, const LodePNGColorMode mode_in, unsigned w, unsigned h)

unsigned	lodepng_convert_rgb (unsigned r_out, unsigned g_out, unsigned b_out, unsigned r_in, unsigned g_in, unsigned b_in, const LodePNGColorMode mode_out, const LodePNGColorMode *mode_in)

void	lodepng_color_stats_init (LodePNGColorStats *stats)

unsigned	lodepng_compute_color_stats (LodePNGColorStats stats, const unsigned char in, unsigned w, unsigned h, const LodePNGColorMode *mode_in)

unsigned	lodepng_inspect (unsigned w, unsigned h, LodePNGState state, const unsigned char in, size_t insize)

unsigned	lodepng_inspect_chunk (LodePNGState state, size_t pos, const unsigned char in, size_t insize)

unsigned	lodepng_decode (unsigned char *out, unsigned w, unsigned h, LodePNGState state, const unsigned char *in, size_t insize)

unsigned	lodepng_decode_memory (unsigned char *out, unsigned w, unsigned h, const unsigned char in, size_t insize, LodePNGColorType colortype, unsigned bitdepth)

unsigned	lodepng_decode32 (unsigned char *out, unsigned w, unsigned h, const unsigned char in, size_t insize)

unsigned	lodepng_decode24 (unsigned char *out, unsigned w, unsigned h, const unsigned char in, size_t insize)

unsigned	lodepng_decode_file (unsigned char *out, unsigned w, unsigned h, const char filename, LodePNGColorType colortype, unsigned bitdepth)

unsigned	lodepng_decode32_file (unsigned char *out, unsigned w, unsigned h, const char filename)

unsigned	lodepng_decode24_file (unsigned char *out, unsigned w, unsigned h, const char filename)

void	lodepng_decoder_settings_init (LodePNGDecoderSettings *settings)

void	lodepng_state_init (LodePNGState *state)

void	lodepng_state_cleanup (LodePNGState *state)

void	lodepng_state_copy (LodePNGState dest, const LodePNGState source)

unsigned	lodepng_encode (unsigned char *out, size_t outsize, const unsigned char image, unsigned w, unsigned h, LodePNGState state)

unsigned	lodepng_encode_memory (unsigned char *out, size_t outsize, const unsigned char *image, unsigned w, unsigned h, LodePNGColorType colortype, unsigned bitdepth)

unsigned	lodepng_encode32 (unsigned char *out, size_t outsize, const unsigned char *image, unsigned w, unsigned h)

unsigned	lodepng_encode24 (unsigned char *out, size_t outsize, const unsigned char *image, unsigned w, unsigned h)

unsigned	lodepng_encode_file (const char filename, const unsigned char image, unsigned w, unsigned h, LodePNGColorType colortype, unsigned bitdepth)

unsigned	lodepng_encode32_file (const char filename, const unsigned char image, unsigned w, unsigned h)

unsigned	lodepng_encode24_file (const char filename, const unsigned char image, unsigned w, unsigned h)

void	lodepng_encoder_settings_init (LodePNGEncoderSettings *settings)

const char *	lodepng_error_text (unsigned code)

Variables
const char *	LODEPNG_VERSION_STRING = "20221108"

const LodePNGCompressSettings	lodepng_default_compress_settings = {2, 1, DEFAULT_WINDOWSIZE, 3, 128, 1, 0, 0, 0}

const LodePNGDecompressSettings	lodepng_default_decompress_settings = {0, 0, 0, 0, 0, 0}

Macro Definition Documentation

◆ CERROR_BREAK

#define CERROR_BREAK	(	errorvar,
		code
	)

Value:

  {\
  errorvar = code;\
  break;\
}

◆ CERROR_RETURN

#define CERROR_RETURN	(	errorvar,
		code
	)

Value:

  {\
  errorvar = code;\
  return;\
}

◆ CERROR_RETURN_ERROR

#define CERROR_RETURN_ERROR	(	errorvar,
		code
	)

Value:

  {\
  errorvar = code;\
  return code;\
}

◆ CERROR_TRY_RETURN

#define CERROR_TRY_RETURN ( call )

Value:

  {\
  unsigned error = call;\
  if(error) return error;\
}

◆ DEFAULT_WINDOWSIZE

#define DEFAULT_WINDOWSIZE 2048

◆ ERROR_BREAK

#define ERROR_BREAK ( code ) CERROR_BREAK(error, code)

◆ FIRST_LENGTH_CODE_INDEX

#define FIRST_LENGTH_CODE_INDEX 257

◆ FIRSTBITS

#define FIRSTBITS 9u

◆ INVALIDSYMBOL

#define INVALIDSYMBOL 65535u

◆ LAST_LENGTH_CODE_INDEX

#define LAST_LENGTH_CODE_INDEX 285

◆ LODEPNG_ABS

#define LODEPNG_ABS ( x ) ((x) < 0 ? -(x) : (x))

◆ LODEPNG_INLINE

#define LODEPNG_INLINE /* not available */

◆ LODEPNG_MAX

#define LODEPNG_MAX	(	a,
		b
	)	(((a) > (b)) ? (a) : (b))

◆ LODEPNG_MIN

#define LODEPNG_MIN	(	a,
		b
	)	(((a) < (b)) ? (a) : (b))

◆ LODEPNG_RESTRICT

#define LODEPNG_RESTRICT /* not available */

◆ NUM_CODE_LENGTH_CODES

#define NUM_CODE_LENGTH_CODES 19

◆ NUM_DEFLATE_CODE_SYMBOLS

#define NUM_DEFLATE_CODE_SYMBOLS 288

◆ NUM_DISTANCE_SYMBOLS

#define NUM_DISTANCE_SYMBOLS 32

◆ WRITEBIT

#define WRITEBIT	(	writer,
		bit
	)

Value:

  {\
  /* append new byte */\
  if(((writer->bp) & 7u) == 0) {\
    if(!ucvector_resize(writer->data, writer->data->size + 1)) return;\
    writer->data->data[writer->data->size - 1] = 0;\
  }\
  (writer->data->data[writer->data->size - 1]) |= (bit << ((writer->bp) & 7u));\
  ++writer->bp;\
}

Typedef Documentation

◆ BPMLists

typedef struct BPMLists BPMLists

◆ BPMNode

typedef struct BPMNode BPMNode

◆ ColorTree

typedef struct ColorTree ColorTree

◆ Hash

typedef struct Hash Hash

◆ HuffmanTree

typedef struct HuffmanTree HuffmanTree

◆ ucvector

typedef struct ucvector ucvector

◆ uivector

typedef struct uivector uivector

Function Documentation

◆ lodepng_add_itext()

unsigned lodepng_add_itext	(	LodePNGInfo *	info,
		const char *	key,
		const char *	langtag,
		const char *	transkey,
		const char *	str
	)

◆ lodepng_add_text()

unsigned lodepng_add_text	(	LodePNGInfo *	info,
		const char *	key,
		const char *	str
	)

◆ lodepng_can_have_alpha()

unsigned lodepng_can_have_alpha ( const LodePNGColorMode * info )

◆ lodepng_chunk_ancillary()

unsigned char lodepng_chunk_ancillary ( const unsigned char * chunk )

◆ lodepng_chunk_append()

unsigned lodepng_chunk_append	(	unsigned char **	out,
		size_t *	outsize,
		const unsigned char *	chunk
	)

◆ lodepng_chunk_check_crc()

unsigned lodepng_chunk_check_crc ( const unsigned char * chunk )

◆ lodepng_chunk_create()

unsigned lodepng_chunk_create	(	unsigned char **	out,
		size_t *	outsize,
		unsigned	length,
		const char *	type,
		const unsigned char *	data
	)

◆ lodepng_chunk_data()

unsigned char * lodepng_chunk_data ( unsigned char * chunk )

◆ lodepng_chunk_data_const()

const unsigned char * lodepng_chunk_data_const ( const unsigned char * chunk )

◆ lodepng_chunk_find()

unsigned char * lodepng_chunk_find	(	unsigned char *	chunk,
		unsigned char *	end,
		const char	type[5]
	)

◆ lodepng_chunk_find_const()

const unsigned char * lodepng_chunk_find_const	(	const unsigned char *	chunk,
		const unsigned char *	end,
		const char	type[5]
	)

◆ lodepng_chunk_generate_crc()

void lodepng_chunk_generate_crc ( unsigned char * chunk )

◆ lodepng_chunk_length()

unsigned lodepng_chunk_length ( const unsigned char * chunk )

◆ lodepng_chunk_next()

unsigned char * lodepng_chunk_next	(	unsigned char *	chunk,
		unsigned char *	end
	)

◆ lodepng_chunk_next_const()

const unsigned char * lodepng_chunk_next_const	(	const unsigned char *	chunk,
		const unsigned char *	end
	)

◆ lodepng_chunk_private()

unsigned char lodepng_chunk_private ( const unsigned char * chunk )

◆ lodepng_chunk_safetocopy()

unsigned char lodepng_chunk_safetocopy ( const unsigned char * chunk )

◆ lodepng_chunk_type()

void lodepng_chunk_type	(	char	type[5],
		const unsigned char *	chunk
	)

◆ lodepng_chunk_type_equals()

unsigned char lodepng_chunk_type_equals	(	const unsigned char *	chunk,
		const char *	type
	)

◆ lodepng_clear_icc()

void lodepng_clear_icc ( LodePNGInfo * info )

◆ lodepng_clear_itext()

void lodepng_clear_itext ( LodePNGInfo * info )

◆ lodepng_clear_text()

void lodepng_clear_text ( LodePNGInfo * info )

◆ lodepng_color_mode_cleanup()

void lodepng_color_mode_cleanup ( LodePNGColorMode * info )

◆ lodepng_color_mode_copy()

unsigned lodepng_color_mode_copy	(	LodePNGColorMode *	dest,
		const LodePNGColorMode *	source
	)

◆ lodepng_color_mode_init()

void lodepng_color_mode_init ( LodePNGColorMode * info )

◆ lodepng_color_mode_make()

LodePNGColorMode lodepng_color_mode_make	(	LodePNGColorType	colortype,
		unsigned	bitdepth
	)

◆ lodepng_color_stats_init()

void lodepng_color_stats_init ( LodePNGColorStats * stats )

◆ lodepng_compress_settings_init()

void lodepng_compress_settings_init ( LodePNGCompressSettings * settings )

◆ lodepng_compute_color_stats()

unsigned lodepng_compute_color_stats	(	LodePNGColorStats *	stats,
		const unsigned char *	in,
		unsigned	w,
		unsigned	h,
		const LodePNGColorMode *	mode_in
	)

◆ lodepng_convert()

unsigned lodepng_convert	(	unsigned char *	out,
		const unsigned char *	in,
		const LodePNGColorMode *	mode_out,
		const LodePNGColorMode *	mode_in,
		unsigned	w,
		unsigned	h
	)

◆ lodepng_convert_rgb()

unsigned lodepng_convert_rgb	(	unsigned *	r_out,
		unsigned *	g_out,
		unsigned *	b_out,
		unsigned	r_in,
		unsigned	g_in,
		unsigned	b_in,
		const LodePNGColorMode *	mode_out,
		const LodePNGColorMode *	mode_in
	)

◆ lodepng_crc32()

unsigned lodepng_crc32	(	const unsigned char *	data,
		size_t	length
	)

◆ lodepng_decode()

unsigned lodepng_decode	(	unsigned char **	out,
		unsigned *	w,
		unsigned *	h,
		LodePNGState *	state,
		const unsigned char *	in,
		size_t	insize
	)

◆ lodepng_decode24()

unsigned lodepng_decode24	(	unsigned char **	out,
		unsigned *	w,
		unsigned *	h,
		const unsigned char *	in,
		size_t	insize
	)

◆ lodepng_decode24_file()

unsigned lodepng_decode24_file	(	unsigned char **	out,
		unsigned *	w,
		unsigned *	h,
		const char *	filename
	)

◆ lodepng_decode32()

unsigned lodepng_decode32	(	unsigned char **	out,
		unsigned *	w,
		unsigned *	h,
		const unsigned char *	in,
		size_t	insize
	)

◆ lodepng_decode32_file()

unsigned lodepng_decode32_file	(	unsigned char **	out,
		unsigned *	w,
		unsigned *	h,
		const char *	filename
	)

◆ lodepng_decode_file()

unsigned lodepng_decode_file	(	unsigned char **	out,
		unsigned *	w,
		unsigned *	h,
		const char *	filename,
		LodePNGColorType	colortype,
		unsigned	bitdepth
	)

◆ lodepng_decode_memory()

unsigned lodepng_decode_memory	(	unsigned char **	out,
		unsigned *	w,
		unsigned *	h,
		const unsigned char *	in,
		size_t	insize,
		LodePNGColorType	colortype,
		unsigned	bitdepth
	)

◆ lodepng_decoder_settings_init()

void lodepng_decoder_settings_init ( LodePNGDecoderSettings * settings )

◆ lodepng_decompress_settings_init()

void lodepng_decompress_settings_init ( LodePNGDecompressSettings * settings )

◆ lodepng_deflate()

unsigned lodepng_deflate	(	unsigned char **	out,
		size_t *	outsize,
		const unsigned char *	in,
		size_t	insize,
		const LodePNGCompressSettings *	settings
	)

◆ lodepng_encode()

unsigned lodepng_encode	(	unsigned char **	out,
		size_t *	outsize,
		const unsigned char *	image,
		unsigned	w,
		unsigned	h,
		LodePNGState *	state
	)

◆ lodepng_encode24()

unsigned lodepng_encode24	(	unsigned char **	out,
		size_t *	outsize,
		const unsigned char *	image,
		unsigned	w,
		unsigned	h
	)

◆ lodepng_encode24_file()

unsigned lodepng_encode24_file	(	const char *	filename,
		const unsigned char *	image,
		unsigned	w,
		unsigned	h
	)

◆ lodepng_encode32()

unsigned lodepng_encode32	(	unsigned char **	out,
		size_t *	outsize,
		const unsigned char *	image,
		unsigned	w,
		unsigned	h
	)

◆ lodepng_encode32_file()

unsigned lodepng_encode32_file	(	const char *	filename,
		const unsigned char *	image,
		unsigned	w,
		unsigned	h
	)

◆ lodepng_encode_file()

unsigned lodepng_encode_file	(	const char *	filename,
		const unsigned char *	image,
		unsigned	w,
		unsigned	h,
		LodePNGColorType	colortype,
		unsigned	bitdepth
	)

◆ lodepng_encode_memory()

unsigned lodepng_encode_memory	(	unsigned char **	out,
		size_t *	outsize,
		const unsigned char *	image,
		unsigned	w,
		unsigned	h,
		LodePNGColorType	colortype,
		unsigned	bitdepth
	)

◆ lodepng_encoder_settings_init()

void lodepng_encoder_settings_init ( LodePNGEncoderSettings * settings )

◆ lodepng_error_text()

const char * lodepng_error_text ( unsigned code )

◆ lodepng_get_bpp()

unsigned lodepng_get_bpp ( const LodePNGColorMode * info )

◆ lodepng_get_channels()

unsigned lodepng_get_channels ( const LodePNGColorMode * info )

◆ lodepng_get_raw_size()

size_t lodepng_get_raw_size	(	unsigned	w,
		unsigned	h,
		const LodePNGColorMode *	color
	)

◆ lodepng_has_palette_alpha()

unsigned lodepng_has_palette_alpha ( const LodePNGColorMode * info )

◆ lodepng_huffman_code_lengths()

unsigned lodepng_huffman_code_lengths	(	unsigned *	lengths,
		const unsigned *	frequencies,
		size_t	numcodes,
		unsigned	maxbitlen
	)

◆ lodepng_inflate()

unsigned lodepng_inflate	(	unsigned char **	out,
		size_t *	outsize,
		const unsigned char *	in,
		size_t	insize,
		const LodePNGDecompressSettings *	settings
	)

◆ lodepng_info_cleanup()

void lodepng_info_cleanup ( LodePNGInfo * info )

◆ lodepng_info_copy()

unsigned lodepng_info_copy	(	LodePNGInfo *	dest,
		const LodePNGInfo *	source
	)

◆ lodepng_info_init()

void lodepng_info_init ( LodePNGInfo * info )

◆ lodepng_inspect()

unsigned lodepng_inspect	(	unsigned *	w,
		unsigned *	h,
		LodePNGState *	state,
		const unsigned char *	in,
		size_t	insize
	)

◆ lodepng_inspect_chunk()

unsigned lodepng_inspect_chunk	(	LodePNGState *	state,
		size_t	pos,
		const unsigned char *	in,
		size_t	insize
	)

◆ lodepng_is_alpha_type()

unsigned lodepng_is_alpha_type ( const LodePNGColorMode * info )

◆ lodepng_is_greyscale_type()

unsigned lodepng_is_greyscale_type ( const LodePNGColorMode * info )

◆ lodepng_is_palette_type()

unsigned lodepng_is_palette_type ( const LodePNGColorMode * info )

◆ lodepng_load_file()

unsigned lodepng_load_file	(	unsigned char **	out,
		size_t *	outsize,
		const char *	filename
	)

◆ lodepng_palette_add()

unsigned lodepng_palette_add	(	LodePNGColorMode *	info,
		unsigned char	r,
		unsigned char	g,
		unsigned char	b,
		unsigned char	a
	)

◆ lodepng_palette_clear()

void lodepng_palette_clear ( LodePNGColorMode * info )

◆ lodepng_save_file()

unsigned lodepng_save_file	(	const unsigned char *	buffer,
		size_t	buffersize,
		const char *	filename
	)

◆ lodepng_set_icc()

unsigned lodepng_set_icc	(	LodePNGInfo *	info,
		const char *	name,
		const unsigned char *	profile,
		unsigned	profile_size
	)

◆ lodepng_state_cleanup()

void lodepng_state_cleanup ( LodePNGState * state )

◆ lodepng_state_copy()

void lodepng_state_copy	(	LodePNGState *	dest,
		const LodePNGState *	source
	)

◆ lodepng_state_init()

void lodepng_state_init ( LodePNGState * state )

◆ lodepng_zlib_compress()

unsigned lodepng_zlib_compress	(	unsigned char **	out,
		size_t *	outsize,
		const unsigned char *	in,
		size_t	insize,
		const LodePNGCompressSettings *	settings
	)

◆ lodepng_zlib_decompress()

unsigned lodepng_zlib_decompress	(	unsigned char **	out,
		size_t *	outsize,
		const unsigned char *	in,
		size_t	insize,
		const LodePNGDecompressSettings *	settings
	)

Variable Documentation

◆ lodepng_default_compress_settings

const LodePNGCompressSettings lodepng_default_compress_settings = {2, 1, DEFAULT_WINDOWSIZE, 3, 128, 1, 0, 0, 0}

◆ lodepng_default_decompress_settings

const LodePNGDecompressSettings lodepng_default_decompress_settings = {0, 0, 0, 0, 0, 0}

◆ LODEPNG_VERSION_STRING

const char* LODEPNG_VERSION_STRING = "20221108"

Classes

Macros

Typedefs

Functions

Variables

Macro Definition Documentation

◆ CERROR_BREAK

◆ CERROR_RETURN

◆ CERROR_RETURN_ERROR

◆ CERROR_TRY_RETURN

◆ DEFAULT_WINDOWSIZE

◆ ERROR_BREAK

◆ FIRST_LENGTH_CODE_INDEX

◆ FIRSTBITS

◆ INVALIDSYMBOL

◆ LAST_LENGTH_CODE_INDEX

◆ LODEPNG_ABS

◆ LODEPNG_INLINE

◆ LODEPNG_MAX

◆ LODEPNG_MIN

◆ LODEPNG_RESTRICT

◆ NUM_CODE_LENGTH_CODES

◆ NUM_DEFLATE_CODE_SYMBOLS

◆ NUM_DISTANCE_SYMBOLS

◆ WRITEBIT

Typedef Documentation

◆ BPMLists

◆ BPMNode

◆ ColorTree

◆ Hash

◆ HuffmanTree

◆ ucvector

◆ uivector

Function Documentation

◆ lodepng_add_itext()

◆ lodepng_add_text()

◆ lodepng_can_have_alpha()

◆ lodepng_chunk_ancillary()

◆ lodepng_chunk_append()

◆ lodepng_chunk_check_crc()

◆ lodepng_chunk_create()

◆ lodepng_chunk_data()

◆ lodepng_chunk_data_const()

◆ lodepng_chunk_find()

◆ lodepng_chunk_find_const()

◆ lodepng_chunk_generate_crc()

◆ lodepng_chunk_length()

◆ lodepng_chunk_next()

◆ lodepng_chunk_next_const()

◆ lodepng_chunk_private()

◆ lodepng_chunk_safetocopy()

◆ lodepng_chunk_type()

◆ lodepng_chunk_type_equals()

◆ lodepng_clear_icc()

◆ lodepng_clear_itext()

◆ lodepng_clear_text()

◆ lodepng_color_mode_cleanup()

◆ lodepng_color_mode_copy()

◆ lodepng_color_mode_init()

◆ lodepng_color_mode_make()

◆ lodepng_color_stats_init()

◆ lodepng_compress_settings_init()

◆ lodepng_compute_color_stats()

◆ lodepng_convert()

◆ lodepng_convert_rgb()

◆ lodepng_crc32()

◆ lodepng_decode()

◆ lodepng_decode24()

◆ lodepng_decode24_file()

◆ lodepng_decode32()

◆ lodepng_decode32_file()

◆ lodepng_decode_file()

◆ lodepng_decode_memory()

◆ lodepng_decoder_settings_init()

◆ lodepng_decompress_settings_init()

◆ lodepng_deflate()

◆ lodepng_encode()

◆ lodepng_encode24()

◆ lodepng_encode24_file()

◆ lodepng_encode32()