upng.h File Reference

#include <stdint.h>
#include <stddef.h>

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Typedefs
typedef enum upng_error	upng_error
typedef enum upng_format	upng_format
typedef struct upng_t	upng_t

Enumerations
enum	upng_error {   UPNG_EOK = 0 , UPNG_ENOMEM = 1 , UPNG_ENOTFOUND = 2 , UPNG_ENOTPNG = 3 ,   UPNG_EMALFORMED = 4 , UPNG_EUNSUPPORTED = 5 , UPNG_EUNINTERLACED = 6 , UPNG_EUNFORMAT = 7 ,   UPNG_EPARAM = 8 }
enum	upng_format {   UPNG_BADFORMAT , UPNG_RGB8 , UPNG_RGBA8 , UPNG_LUMINANCE1 ,   UPNG_LUMINANCE2 , UPNG_LUMINANCE4 , UPNG_LUMINANCE8 , UPNG_LUMINANCE_ALPHA1 ,   UPNG_LUMINANCE_ALPHA2 , UPNG_LUMINANCE_ALPHA4 , UPNG_LUMINANCE_ALPHA8 }

Functions
upng_t *	upng_new_from_bytes (const unsigned char *buffer, unsigned long size)
void	upng_free (upng_t *upng)
upng_error	upng_header (upng_t *upng)
upng_error	upng_decode (upng_t *upng)
upng_error	upng_get_error (const upng_t *upng)
unsigned int	upng_get_error_line (const upng_t *upng)
unsigned int	upng_get_width (const upng_t *upng)
unsigned int	upng_get_height (const upng_t *upng)
unsigned int	upng_get_bpp (const upng_t *upng)
unsigned int	upng_get_bitdepth (const upng_t *upng)
unsigned int	upng_get_components (const upng_t *upng)
unsigned int	upng_get_pixelsize (const upng_t *upng)
upng_format	upng_get_format (const upng_t *upng)
const unsigned char *	upng_get_buffer (const upng_t *upng)
unsigned int	upng_get_size (const upng_t *upng)

Typedef Documentation

upng_error

typedef enum upng_error upng_error

upng_format

typedef enum upng_format upng_format

upng_t

typedef struct upng_t upng_t

Enumeration Type Documentation

upng_error

enum upng_error

Enumerator
UPNG_EOK
UPNG_ENOMEM
UPNG_ENOTFOUND
UPNG_ENOTPNG
UPNG_EMALFORMED
UPNG_EUNSUPPORTED
UPNG_EUNINTERLACED
UPNG_EUNFORMAT
UPNG_EPARAM

upng_format

enum upng_format

Enumerator
UPNG_BADFORMAT
UPNG_RGB8
UPNG_RGBA8
UPNG_LUMINANCE1
UPNG_LUMINANCE2
UPNG_LUMINANCE4
UPNG_LUMINANCE8
UPNG_LUMINANCE_ALPHA1
UPNG_LUMINANCE_ALPHA2
UPNG_LUMINANCE_ALPHA4
UPNG_LUMINANCE_ALPHA8

Function Documentation

upng_decode()

upng_error upng_decode

(

upng_t *

upng

)

upng_free()

void upng_free

(

upng_t *

upng

)

upng_get_bitdepth()

unsigned int upng_get_bitdepth

(

const upng_t *

upng

)

upng_get_bpp()

unsigned int upng_get_bpp

(

const upng_t *

upng

)

upng_get_buffer()

const unsigned char * upng_get_buffer

(

const upng_t *

upng

)

upng_get_components()

unsigned int upng_get_components

(

const upng_t *

upng

)

upng_get_error()

upng_error upng_get_error

(

const upng_t *

upng

)

upng_get_error_line()

unsigned int upng_get_error_line

(

const upng_t *

upng

)

upng_get_format()

upng_format upng_get_format

(

const upng_t *

upng

)

upng_get_height()

unsigned int upng_get_height

(

const upng_t *

upng

)

upng_get_pixelsize()

unsigned int upng_get_pixelsize

(

const upng_t *

upng

)

upng_get_size()

unsigned int upng_get_size

(

const upng_t *

upng

)

upng_get_width()

unsigned int upng_get_width

(

const upng_t *

upng

)

upng_header()

upng_error upng_header

(

upng_t *

upng

)

upng_new_from_bytes()

upng_t * upng_new_from_bytes	(	const unsigned char *	buffer,
		unsigned long	size
	)