uejpeg.h File Reference

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Classes
struct	uejpeg_io_callbacks_t
struct	uejpeg_io_buffer_t
struct	uejpeg_alloc_t
struct	uejpeg_buffer_t
struct	uejpeg_compression_t
struct	uejpeg_ihdr_t
struct	uejpeg_lossy_hdr_t
struct	uejpeg_internal_split_t
struct	uejpeg_internal_splits_t
struct	uejpeg_encode_context_t
struct	uejpeg_decode_context_t
struct	uejpeg_encode_image_context_t

Typedefs
typedef struct uejpeg_ihdr_t	uejpeg_ihdr_t
typedef struct uejpeg_lossy_hdr_t	uejpeg_lossy_hdr_t

Enumerations
enum	uejpeg_error_t {   UEJPEG_ERR_NONE = 0 , UEJPEG_ERR_NOT_A_JPEG = 1 , UEJPEG_ERR_CANNOT_OPEN_FILE = 2 , UEJPEG_ERR_NOT_UEJPEG_FILE = 3 ,   UEJPEG_ERR_CORRUPT_UEJPEG_FILE = 4 , UEJPEG_ERR_WRITE_FAILED = 5 , UEJPEG_ERR_OUT_OF_MEMORY = 6 , UEJPEG_ERR_UNSUPPORTED_COLORSPACE = 7 ,   UEJPEG_ERR_READ_FAILED = 8 , UEJPEG_ERR_UNSUPPORTED = 9 }
enum	uejpeg_flags_t { UEJPEG_FLAG_NONE = 0x0 , UEJPEG_FLAG_NO_COMPRESSION = 0x1 , UEJPEG_FLAG_FASTDCT = 0x2 }
enum	{ UEJPEG_MAX_SPLITS = 16 }

Functions
void	uejpeg_set_alloc (const uejpeg_alloc_t *alloc)
void	uejpeg_set_compression (const uejpeg_compression_t *compression)
int	uejpeg_encode_jpeg_mem (const unsigned char *jpeg_data, int jpeg_data_size, unsigned char **out_uejpeg_data, int *out_uejpeg_size, int flags)
uejpeg_encode_context_t	uejpeg_encode_jpeg_mem_threaded_start (const unsigned char *data, int size, int flags)
int	uejpeg_encode_jpeg_thread_run (uejpeg_encode_context_t *context, int job_idx)
int	uejpeg_encode_jpeg_mem_threaded_finish (uejpeg_encode_context_t *context, unsigned char **out_data, int *out_size)
int	uejpeg_encode_to_mem (unsigned char **out_data, int *out_size, int width, int height, int channels, const unsigned char *rgba, int quality, int flags)
uejpeg_encode_image_context_t	uejpeg_encode_image_mem_threaded_start (int width, int height, int comp, const unsigned char *in_data, int quality, int flags)
uejpeg_encode_image_context_t	uejpeg_encode_image_threaded_start (const uejpeg_io_callbacks_t *io, void *io_user, int width, int height, int comp, const unsigned char *in_data, int quality, int flags)
int	uejpeg_encode_image_thread_run (uejpeg_encode_image_context_t *ctx, int job_idx)
int	uejpeg_encode_image_threaded_finish (uejpeg_encode_image_context_t *ctx)
int	uejpeg_encode_image_mem_threaded_finish (uejpeg_encode_image_context_t *ctx, unsigned char **out_data, int *out_size)
unsigned char *	uejpeg_decode_mem (const unsigned char *data, int size, int *width, int *height, int *channels, int flags)
unsigned char *	uejpeg_decode (const uejpeg_io_callbacks_t *io, void *io_user, int *out_width, int *out_height, int *out_comp, int flags)
uejpeg_decode_context_t	uejpeg_decode_mem_threaded_start (const unsigned char *data, int size, int flags)
uejpeg_decode_context_t	uejpeg_decode_threaded_start (const uejpeg_io_callbacks_t *io, void *io_user, int flags)
int	uejpeg_decode_thread_run (uejpeg_decode_context_t *context, int job_idx)
unsigned char *	uejpeg_decode_threaded_finish (uejpeg_decode_context_t *context, int *out_width, int *out_height, int *out_comp)
int	uejpeg_decode_to_jpeg (const uejpeg_io_callbacks_t *in_io, void *in_io_user, const uejpeg_io_callbacks_t *out_io, void *out_io_user, int flags)
int	uejpeg_decode_mem_to_jpeg (const unsigned char *data, int size, unsigned char **out_data, int *out_size, int flags)

Variables
const uejpeg_io_callbacks_t	s_uejpeg_buffer_fns

Typedef Documentation

uejpeg_ihdr_t

typedef struct uejpeg_ihdr_t uejpeg_ihdr_t

uejpeg_lossy_hdr_t

typedef struct uejpeg_lossy_hdr_t uejpeg_lossy_hdr_t

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
UEJPEG_MAX_SPLITS

uejpeg_error_t

enum uejpeg_error_t

Enumerator
UEJPEG_ERR_NONE
UEJPEG_ERR_NOT_A_JPEG
UEJPEG_ERR_CANNOT_OPEN_FILE
UEJPEG_ERR_NOT_UEJPEG_FILE
UEJPEG_ERR_CORRUPT_UEJPEG_FILE
UEJPEG_ERR_WRITE_FAILED
UEJPEG_ERR_OUT_OF_MEMORY
UEJPEG_ERR_UNSUPPORTED_COLORSPACE
UEJPEG_ERR_READ_FAILED
UEJPEG_ERR_UNSUPPORTED

uejpeg_flags_t

enum uejpeg_flags_t

Enumerator
UEJPEG_FLAG_NONE
UEJPEG_FLAG_NO_COMPRESSION
UEJPEG_FLAG_FASTDCT

Function Documentation

uejpeg_decode()

unsigned char * uejpeg_decode	(	const uejpeg_io_callbacks_t *	io,
		void *	io_user,
		int *	out_width,
		int *	out_height,
		int *	out_comp,
		int	flags
	)

uejpeg_decode_mem()

unsigned char * uejpeg_decode_mem	(	const unsigned char *	data,
		int	size,
		int *	width,
		int *	height,
		int *	channels,
		int	flags
	)

uejpeg_decode_mem_threaded_start()

uejpeg_decode_context_t uejpeg_decode_mem_threaded_start	(	const unsigned char *	data,
		int	size,
		int	flags
	)

uejpeg_decode_mem_to_jpeg()

int uejpeg_decode_mem_to_jpeg	(	const unsigned char *	data,
		int	size,
		unsigned char **	out_data,
		int *	out_size,
		int	flags
	)

uejpeg_decode_thread_run()

int uejpeg_decode_thread_run	(	uejpeg_decode_context_t *	context,
		int	job_idx
	)

uejpeg_decode_threaded_finish()

unsigned char * uejpeg_decode_threaded_finish	(	uejpeg_decode_context_t *	context,
		int *	out_width,
		int *	out_height,
		int *	out_comp
	)

uejpeg_decode_threaded_start()

uejpeg_decode_context_t uejpeg_decode_threaded_start	(	const uejpeg_io_callbacks_t *	io,
		void *	io_user,
		int	flags
	)

uejpeg_decode_to_jpeg()

int uejpeg_decode_to_jpeg	(	const uejpeg_io_callbacks_t *	in_io,
		void *	in_io_user,
		const uejpeg_io_callbacks_t *	out_io,
		void *	out_io_user,
		int	flags
	)

uejpeg_encode_image_mem_threaded_finish()

int uejpeg_encode_image_mem_threaded_finish	(	uejpeg_encode_image_context_t *	ctx,
		unsigned char **	out_data,
		int *	out_size
	)

uejpeg_encode_image_mem_threaded_start()

uejpeg_encode_image_context_t uejpeg_encode_image_mem_threaded_start	(	int	width,
		int	height,
		int	comp,
		const unsigned char *	in_data,
		int	quality,
		int	flags
	)

uejpeg_encode_image_thread_run()

int uejpeg_encode_image_thread_run	(	uejpeg_encode_image_context_t *	ctx,
		int	job_idx
	)

uejpeg_encode_image_threaded_finish()

int uejpeg_encode_image_threaded_finish

(

uejpeg_encode_image_context_t *

ctx

)

uejpeg_encode_image_threaded_start()

uejpeg_encode_image_context_t uejpeg_encode_image_threaded_start	(	const uejpeg_io_callbacks_t *	io,
		void *	io_user,
		int	width,
		int	height,
		int	comp,
		const unsigned char *	in_data,
		int	quality,
		int	flags
	)

uejpeg_encode_jpeg_mem()

int uejpeg_encode_jpeg_mem	(	const unsigned char *	jpeg_data,
		int	jpeg_data_size,
		unsigned char **	out_uejpeg_data,
		int *	out_uejpeg_size,
		int	flags
	)

uejpeg_encode_jpeg_mem_threaded_finish()

int uejpeg_encode_jpeg_mem_threaded_finish	(	uejpeg_encode_context_t *	context,
		unsigned char **	out_data,
		int *	out_size
	)

uejpeg_encode_jpeg_mem_threaded_start()

uejpeg_encode_context_t uejpeg_encode_jpeg_mem_threaded_start	(	const unsigned char *	data,
		int	size,
		int	flags
	)

uejpeg_encode_jpeg_thread_run()

int uejpeg_encode_jpeg_thread_run	(	uejpeg_encode_context_t *	context,
		int	job_idx
	)

uejpeg_encode_to_mem()

int uejpeg_encode_to_mem	(	unsigned char **	out_data,
		int *	out_size,
		int	width,
		int	height,
		int	channels,
		const unsigned char *	rgba,
		int	quality,
		int	flags
	)

uejpeg_set_alloc()

void uejpeg_set_alloc

(

const uejpeg_alloc_t *

alloc

)

uejpeg_set_compression()

void uejpeg_set_compression

(

const uejpeg_compression_t *

compression

)

Variable Documentation

s_uejpeg_buffer_fns

const uejpeg_io_callbacks_t s_uejpeg_buffer_fns

extern