ungif.h File Reference

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Data Structures
struct	GifColorType
struct	ColorMapObject
struct	GifImageDesc
struct	GifFileType
struct	ExtensionBlock
struct	SavedImage
Defines
#define	GIF_ERROR   0
#define	GIF_OK   1
#define	GIF_STAMP   "GIFVER" /* First chars in file - GIF stamp. */
#define	GIF_STAMP_LEN   sizeof(GIF_STAMP) - 1
#define	GIF_VERSION_POS   3 /* Version first character in stamp. */
#define	GIF87_STAMP   "GIF87a" /* First chars in file - GIF stamp. */
#define	GIF89_STAMP   "GIF89a" /* First chars in file - GIF stamp. */
#define	GIF_FILE_BUFFER_SIZE   16384 /* Files uses bigger buffers than usual. */
#define	COMMENT_EXT_FUNC_CODE   0xfe /* comment */
#define	GRAPHICS_EXT_FUNC_CODE   0xf9 /* graphics control */
#define	PLAINTEXT_EXT_FUNC_CODE   0x01 /* plaintext */
#define	APPLICATION_EXT_FUNC_CODE   0xff /* application block */
#define	D_GIF_ERR_OPEN_FAILED   101 /* And DGif possible errors. */
#define	D_GIF_ERR_READ_FAILED   102
#define	D_GIF_ERR_NOT_GIF_FILE   103
#define	D_GIF_ERR_NO_SCRN_DSCR   104
#define	D_GIF_ERR_NO_IMAG_DSCR   105
#define	D_GIF_ERR_NO_COLOR_MAP   106
#define	D_GIF_ERR_WRONG_RECORD   107
#define	D_GIF_ERR_DATA_TOO_BIG   108
#define	D_GIF_ERR_NOT_ENOUGH_MEM   109
#define	D_GIF_ERR_CLOSE_FAILED   110
#define	D_GIF_ERR_NOT_READABLE   111
#define	D_GIF_ERR_IMAGE_DEFECT   112
#define	D_GIF_ERR_EOF_TOO_SOON   113
Typedefs
typedef int	GifBooleanType
typedef unsigned char	GifPixelType
typedef unsigned char *	GifRowType
typedef unsigned char	GifByteType
typedef unsigned int	GifPrefixType
typedef int	GifWord
typedef int(*	InputFunc )(GifFileType *, GifByteType *, int)
Enumerations
enum	GifRecordType {   UNDEFINED_RECORD_TYPE, SCREEN_DESC_RECORD_TYPE, IMAGE_DESC_RECORD_TYPE, EXTENSION_RECORD_TYPE,   TERMINATE_RECORD_TYPE, UNDEFINED_RECORD_TYPE, SCREEN_DESC_RECORD_TYPE, IMAGE_DESC_RECORD_TYPE,   EXTENSION_RECORD_TYPE, TERMINATE_RECORD_TYPE }
Functions
int	DGifSlurp (GifFileType *GifFile)
GifFileType *	DGifOpen (void *userPtr, InputFunc readFunc)
int	DGifCloseFile (GifFileType *GifFile)