GIFLIB.H File Reference

Go to the source code of this file.

Data Structures
struct	GifColorType
	Structure used by GIF image code. More...
struct	GifFileType
	Structure used by GIF image code. More...
Defines
#define	ERROR   0
#define	OK   1
#define	TRUE   1
#define	FALSE   0
#define	FILE_BUFFER_SIZE   16384
#define	VoidPtr   void *
#define	E_GIF_ERR_OpenFailed   1
#define	E_GIF_ERR_WriteFailed   2
#define	E_GIF_ERR_HasScrnDscr   3
#define	E_GIF_ERR_HasImagDscr   4
#define	E_GIF_ERR_NoColorMap   5
#define	E_GIF_ERR_DataTooBig   6
#define	E_GIF_ERR_NotEnoughMem   7
#define	E_GIF_ERR_DiskIsFull   8
#define	E_GIF_ERR_CloseFailed   9
#define	E_GIF_ERR_NotWriteable   10
Typedefs
typedef int	BooleanType
typedef unsigned char	PixelType
typedef unsigned char *	RowType
typedef unsigned char	ByteType
Enumerations
enum	GifRecordType {   UNDEFINED_RECORD_TYPE, SCREEN_DESC_RECORD_TYPE, IMAGE_DESC_RECORD_TYPE, EXTENSION_RECORD_TYPE,   TERMINATE_RECORD_TYPE }
Functions
GifFileType *	EGifOpenFileName (char *GifFileName, long GifTestExistance, long vers)
GifFileType *	EGifOpenFileHandle (char *filename, long vers)
long	EGifPutScreenDesc (GifFileType *GifFile, long GifWidth, long GifHeight, long GifColorRes, long GifBackGround, long GifBitsPerPixel, GifColorType *GifColorMap)
long	EGifPutImageDesc (GifFileType *GifFile, long GifLeft, long GifTop, long Width, long GifHeight, long GifInterlace, long GifBitsPerPixel, GifColorType *GifColorMap)
long	EGifPutControlDesc (GifFileType *GifFile, long transp, ByteType transpid, long delay, long dummy)
long	EGifPutBrowserControlDesc (GifFileType *GifFile, long repeat)
long	EGifPutLine (GifFileType *GifFile, PixelType *GifLine, long GifLineLen)
long	EGifPutCode (GifFileType *GifFile, long GifCodeSize, ByteType *GifCodeBlock)
long	EGifPutCodeNext (GifFileType *GifFile, ByteType *GifCodeBlock)
long	EGifCloseFile (GifFileType *GifFile)

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Define Documentation

#define ERROR   0

Definition at line 10 of file GIFLIB.H.

Referenced by _BuildGif(), EGifCloseFile(), EGifOpenFileHandle(), EGifPutBrowserControlDesc(), EGifPutCode(), EGifPutCodeNext(), EGifPutControlDesc(), EGifPutImageDesc(), EGifPutLine(), and EGifPutScreenDesc().

#define OK   1

Definition at line 12 of file GIFLIB.H.

#define TRUE   1

Definition at line 15 of file GIFLIB.H.

#define FALSE   0

Definition at line 16 of file GIFLIB.H.

#define FILE_BUFFER_SIZE   16384

Definition at line 19 of file GIFLIB.H.

#define VoidPtr   void *

Definition at line 29 of file GIFLIB.H.

Referenced by EGifOpenFileHandle().

#define E_GIF_ERR_OpenFailed   1

Definition at line 100 of file GIFLIB.H.

#define E_GIF_ERR_WriteFailed   2

Definition at line 101 of file GIFLIB.H.

Referenced by EGifOpenFileHandle(), EGifPutCodeNext(), EGifPutImageDesc(), and EGifPutScreenDesc().

#define E_GIF_ERR_HasScrnDscr   3

Definition at line 102 of file GIFLIB.H.

Referenced by EGifPutScreenDesc().

#define E_GIF_ERR_HasImagDscr   4

Definition at line 103 of file GIFLIB.H.

Referenced by EGifPutImageDesc().

#define E_GIF_ERR_NoColorMap   5

Definition at line 104 of file GIFLIB.H.

Referenced by EGifPutImageDesc().

#define E_GIF_ERR_DataTooBig   6

Definition at line 105 of file GIFLIB.H.

Referenced by EGifPutLine().

#define E_GIF_ERR_NotEnoughMem   7

Definition at line 106 of file GIFLIB.H.

Referenced by EGifOpenFileHandle().

#define E_GIF_ERR_DiskIsFull   8

Definition at line 107 of file GIFLIB.H.

#define E_GIF_ERR_CloseFailed   9

Definition at line 108 of file GIFLIB.H.

Referenced by EGifCloseFile().

#define E_GIF_ERR_NotWriteable   10

Definition at line 109 of file GIFLIB.H.

Referenced by EGifCloseFile(), EGifPutBrowserControlDesc(), EGifPutCode(), EGifPutControlDesc(), EGifPutImageDesc(), EGifPutLine(), and EGifPutScreenDesc().

---

Typedef Documentation

typedef int BooleanType

Definition at line 21 of file GIFLIB.H.

typedef unsigned char PixelType

Definition at line 22 of file GIFLIB.H.

typedef unsigned char* RowType

Definition at line 23 of file GIFLIB.H.

typedef unsigned char ByteType

Definition at line 24 of file GIFLIB.H.

---

Enumeration Type Documentation

enum GifRecordType

Enumerator:

UNDEFINED_RECORD_TYPE
SCREEN_DESC_RECORD_TYPE
IMAGE_DESC_RECORD_TYPE
EXTENSION_RECORD_TYPE
TERMINATE_RECORD_TYPE

Definition at line 63 of file GIFLIB.H.

---

Function Documentation

GifFileType* EGifOpenFileName	(	char *	GifFileName,
		long	GifTestExistance,
		long	vers
	)

Definition at line 80 of file EGIFLIB.C.

References EGifOpenFileHandle().

Referenced by _BuildGif().

GifFileType* EGifOpenFileHandle	(	char *	filename,
		long	vers
	)

Definition at line 90 of file EGIFLIB.C.

References _GifError, _InitHashTable(), E_GIF_ERR_NotEnoughMem, E_GIF_ERR_WriteFailed, ERROR, FILE_STATE_WRITE, GIF_STAMP87, GIF_STAMP89, GifFile, VoidPtr, X__Free, and X__Malloc.

Referenced by EGifOpenFileName().

long EGifPutScreenDesc	(	GifFileType *	GifFile,
		long	GifWidth,
		long	GifHeight,
		long	GifColorRes,
		long	GifBackGround,
		long	GifBitsPerPixel,
		GifColorType *	GifColorMap
	)

Definition at line 140 of file EGIFLIB.C.

References _GifError, GifColorType::Blue, E_GIF_ERR_HasScrnDscr, E_GIF_ERR_NotWriteable, E_GIF_ERR_WriteFailed, ERROR, FILE_STATE_SCREEN, GifColorType::Green, IS_WRITEABLE, OK, GifColorType::Red, and X__Malloc.

Referenced by _BuildGif().

long EGifPutImageDesc	(	GifFileType *	GifFile,
		long	GifLeft,
		long	GifTop,
		long	Width,
		long	GifHeight,
		long	GifInterlace,
		long	GifBitsPerPixel,
		GifColorType *	GifColorMap
	)

Definition at line 207 of file EGIFLIB.C.

References _GifError, GifColorType::Blue, E_GIF_ERR_HasImagDscr, E_GIF_ERR_NoColorMap, E_GIF_ERR_NotWriteable, E_GIF_ERR_WriteFailed, ERROR, FILE_STATE_IMAGE, GifColorType::Green, IS_WRITEABLE, OK, GifColorType::Red, X__Free, and X__Malloc.

Referenced by _BuildGif().

long EGifPutControlDesc	(	GifFileType *	GifFile,
		long	transp,
		ByteType	transpid,
		long	delay,
		long	dummy
	)

Definition at line 281 of file EGIFLIB.C.

References _GifError, E_GIF_ERR_NotWriteable, ERROR, IS_WRITEABLE, and OK.

Referenced by _BuildGif().

long EGifPutBrowserControlDesc	(	GifFileType *	GifFile,
		long	repeat
	)

Definition at line 307 of file EGIFLIB.C.

References _GifError, E_GIF_ERR_NotWriteable, ERROR, IS_WRITEABLE, and OK.

Referenced by _BuildGif().

long EGifPutLine	(	GifFileType *	GifFile,
		PixelType *	GifLine,
		long	GifLineLen
	)

Definition at line 337 of file EGIFLIB.C.

References _GifError, E_GIF_ERR_DataTooBig, E_GIF_ERR_NotWriteable, ERROR, and IS_WRITEABLE.

Referenced by _BuildGif().

long EGifPutCode	(	GifFileType *	GifFile,
		long	GifCodeSize,
		ByteType *	GifCodeBlock
	)

Definition at line 364 of file EGIFLIB.C.

References _GifError, E_GIF_ERR_NotWriteable, EGifPutCodeNext(), ERROR, and IS_WRITEABLE.

long EGifPutCodeNext	(	GifFileType *	GifFile,
		ByteType *	GifCodeBlock
	)

Definition at line 387 of file EGIFLIB.C.

References _GifError, E_GIF_ERR_WriteFailed, ERROR, and OK.

Referenced by EGifPutCode().

long EGifCloseFile

(

GifFileType *

GifFile

)

Definition at line 412 of file EGIFLIB.C.

References _GifError, E_GIF_ERR_CloseFailed, E_GIF_ERR_NotWriteable, ERROR, IS_WRITEABLE, OK, and X__Free.

Referenced by _BuildGif().