Classes
struct	_mainprog_info

Macros
#define	FALSE 0

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

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

#define	Trace(x) ;

#define	TEXT_TITLE 0x01

#define	TEXT_AUTHOR 0x02

#define	TEXT_DESC 0x04

#define	TEXT_COPY 0x08

#define	TEXT_EMAIL 0x10

#define	TEXT_URL 0x20

#define	TEXT_TITLE_OFFSET 0

#define	TEXT_AUTHOR_OFFSET 72

#define	TEXT_COPY_OFFSET (2*72)

#define	TEXT_EMAIL_OFFSET (3*72)

#define	TEXT_URL_OFFSET (4*72)

#define	TEXT_DESC_OFFSET (5*72)

Typedefs
typedef unsigned char	uch

typedef unsigned short	ush

typedef unsigned long	ulg

typedef struct _mainprog_info	mainprog_info

Functions
void	writepng_version_info (void)

int	writepng_init (mainprog_info *mainprog_ptr)

int	writepng_encode_image (mainprog_info *mainprog_ptr)

int	writepng_encode_row (mainprog_info *mainprog_ptr)

int	writepng_encode_finish (mainprog_info *mainprog_ptr)

void	writepng_cleanup (mainprog_info *mainprog_ptr)

Macro Definition Documentation

◆ FALSE

#define FALSE 0

Definition at line 58 of file writepng.h.

◆ MAX

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

Definition at line 62 of file writepng.h.

◆ MIN

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

Definition at line 63 of file writepng.h.

◆ TEXT_AUTHOR

#define TEXT_AUTHOR 0x02

Definition at line 73 of file writepng.h.

◆ TEXT_AUTHOR_OFFSET

#define TEXT_AUTHOR_OFFSET 72

Definition at line 80 of file writepng.h.

◆ TEXT_COPY

#define TEXT_COPY 0x08

Definition at line 75 of file writepng.h.

◆ TEXT_COPY_OFFSET

#define TEXT_COPY_OFFSET (2*72)

Definition at line 81 of file writepng.h.

◆ TEXT_DESC

#define TEXT_DESC 0x04

Definition at line 74 of file writepng.h.

◆ TEXT_DESC_OFFSET

#define TEXT_DESC_OFFSET (5*72)

Definition at line 84 of file writepng.h.

◆ TEXT_EMAIL

#define TEXT_EMAIL 0x10

Definition at line 76 of file writepng.h.

◆ TEXT_EMAIL_OFFSET

#define TEXT_EMAIL_OFFSET (3*72)

Definition at line 82 of file writepng.h.

◆ TEXT_TITLE

#define TEXT_TITLE 0x01

Definition at line 72 of file writepng.h.

◆ TEXT_TITLE_OFFSET

#define TEXT_TITLE_OFFSET 0

Definition at line 79 of file writepng.h.

◆ TEXT_URL

#define TEXT_URL 0x20

Definition at line 77 of file writepng.h.

◆ TEXT_URL_OFFSET

#define TEXT_URL_OFFSET (4*72)

Definition at line 83 of file writepng.h.

◆ Trace

#define Trace ( x ) ;

Definition at line 69 of file writepng.h.

Typedef Documentation

◆ mainprog_info

typedef struct _mainprog_info mainprog_info

◆ uch

typedef unsigned char uch

Definition at line 86 of file writepng.h.

◆ ulg

typedef unsigned long ulg

Definition at line 88 of file writepng.h.

◆ ush

typedef unsigned short ush

Definition at line 87 of file writepng.h.

Function Documentation

◆ writepng_cleanup()

void writepng_cleanup ( mainprog_info * mainprog_ptr )

Definition at line 354 of file writepng.c.

◆ writepng_encode_finish()

int writepng_encode_finish ( mainprog_info * mainprog_ptr )

Definition at line 325 of file writepng.c.

◆ writepng_encode_image()

int writepng_encode_image ( mainprog_info * mainprog_ptr )

Definition at line 257 of file writepng.c.

◆ writepng_encode_row()

int writepng_encode_row ( mainprog_info * mainprog_ptr )

Definition at line 295 of file writepng.c.

◆ writepng_init()

int writepng_init ( mainprog_info * mainprog_ptr )

Definition at line 83 of file writepng.c.

◆ writepng_version_info()

void writepng_version_info ( void )

Definition at line 69 of file writepng.c.

References png_libpng_ver, PNG_LIBPNG_VER_STRING, ZLIB_VERSION, and zlib_version.

Classes

Macros

Typedefs

Functions