--- old/src/java.desktop/share/native/libsplashscreen/giflib/gif_lib.h 2015-04-17 18:02:59.812353482 +0300 +++ new/src/java.desktop/share/native/libsplashscreen/giflib/gif_lib.h 2015-04-17 18:02:59.692353479 +0300 @@ -23,21 +23,10 @@ */ /****************************************************************************** - * In order to make life a little bit easier when using the GIF file format, - * this library was written, and which does all the dirty work... - * - * Written by Gershon Elber, Jun. 1989 - * Hacks by Eric S. Raymond, Sep. 1992 - ****************************************************************************** - * History: - * 14 Jun 89 - Version 1.0 by Gershon Elber. - * 3 Sep 90 - Version 1.1 by Gershon Elber (Support for Gif89, Unique names) - * 15 Sep 90 - Version 2.0 by Eric S. Raymond (Changes to suoport GIF slurp) - * 26 Jun 96 - Version 3.0 by Eric S. Raymond (Full GIF89 support) - * 17 Dec 98 - Version 4.0 by Toshio Kuratomi (Fix extension writing code) - *****************************************************************************/ - -/* all encoding functionality stripped */ + +gif_lib.h - service library for decoding and encoding GIF images + +*****************************************************************************/ #ifndef _GIF_LIB_H_ #define _GIF_LIB_H_ 1 @@ -46,21 +35,21 @@ extern "C" { #endif /* __cplusplus */ -#define GIF_LIB_VERSION " Version 4.1, " +#define GIFLIB_MAJOR 5 +#define GIFLIB_MINOR 1 +#define GIFLIB_RELEASE 1 #define GIF_ERROR 0 #define GIF_OK 1 -#ifndef TRUE -#define TRUE 1 -#endif /* TRUE */ -#ifndef FALSE -#define FALSE 0 -#endif /* FALSE */ - -#ifndef NULL -#define NULL 0 -#endif /* NULL */ +#include + +#ifdef bool +#undef bool +#endif +typedef int bool; +#define false 0 +#define true 1 #define GIF_STAMP "GIFVER" /* First chars in file - GIF stamp. */ #define GIF_STAMP_LEN sizeof(GIF_STAMP) - 1 @@ -68,21 +57,11 @@ #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. */ - -typedef int GifBooleanType; typedef unsigned char GifPixelType; typedef unsigned char *GifRowType; typedef unsigned char GifByteType; - -#define GIF_MESSAGE(Msg) fprintf(stderr, "\n%s: %s\n", PROGRAM_NAME, Msg) -#define GIF_EXIT(Msg) { GIF_MESSAGE(Msg); exit(-3); } - -#ifdef SYSV -#define VoidPtr char * -#else -#define VoidPtr void * -#endif /* SYSV */ +typedef unsigned int GifPrefixType; +typedef int GifWord; typedef struct GifColorType { GifByteType Red, Green, Blue; @@ -91,27 +70,52 @@ typedef struct ColorMapObject { int ColorCount; int BitsPerPixel; + bool SortFlag; GifColorType *Colors; /* on malloc(3) heap */ } ColorMapObject; typedef struct GifImageDesc { - int Left, Top, Width, Height, /* Current image dimensions. */ - Interlace; /* Sequential/Interlaced lines. */ - ColorMapObject *ColorMap; /* The local color map */ + GifWord Left, Top, Width, Height; /* Current image dimensions. */ + bool Interlace; /* Sequential/Interlaced lines. */ + ColorMapObject *ColorMap; /* The local color map */ } GifImageDesc; +typedef struct ExtensionBlock { + int ByteCount; + GifByteType *Bytes; /* on malloc(3) heap */ + int Function; /* The block function code */ +#define CONTINUE_EXT_FUNC_CODE 0x00 /* continuation subblock */ +#define COMMENT_EXT_FUNC_CODE 0xfe /* comment */ +#define GRAPHICS_EXT_FUNC_CODE 0xf9 /* graphics control (GIF89) */ +#define PLAINTEXT_EXT_FUNC_CODE 0x01 /* plaintext */ +#define APPLICATION_EXT_FUNC_CODE 0xff /* application block */ +} ExtensionBlock; + +typedef struct SavedImage { + GifImageDesc ImageDesc; + GifByteType *RasterBits; /* on malloc(3) heap */ + int ExtensionBlockCount; /* Count of extensions before image */ + ExtensionBlock *ExtensionBlocks; /* Extensions before image */ +} SavedImage; + typedef struct GifFileType { - int SWidth, SHeight, /* Screen dimensions. */ - SColorResolution, /* How many colors can we generate? */ - SBackGroundColor; /* I hope you understand this one... */ - ColorMapObject *SColorMap; /* NULL if not exists. */ - int ImageCount; /* Number of current image */ - GifImageDesc Image; /* Block describing current image */ - struct SavedImage *SavedImages; /* Use this to accumulate file state */ - VoidPtr UserData; /* hook to attach user data (TVT) */ - VoidPtr Private; /* Don't mess with this! */ + GifWord SWidth, SHeight; /* Size of virtual canvas */ + GifWord SColorResolution; /* How many colors can we generate? */ + GifWord SBackGroundColor; /* Background color for virtual canvas */ + GifByteType AspectByte; /* Used to compute pixel aspect ratio */ + ColorMapObject *SColorMap; /* Global colormap, NULL if nonexistent. */ + int ImageCount; /* Number of current image (both APIs) */ + GifImageDesc Image; /* Current image (low-level API) */ + SavedImage *SavedImages; /* Image sequence (high-level API) */ + int ExtensionBlockCount; /* Count extensions past last image */ + ExtensionBlock *ExtensionBlocks; /* Extensions past last image */ + int Error; /* Last error condition reported */ + void *UserData; /* hook to attach user data (TVT) */ + void *Private; /* Don't mess with this! */ } GifFileType; +#define GIF_ASPECT_RATIO(n) ((n)+15.0/64.0) + typedef enum { UNDEFINED_RECORD_TYPE, SCREEN_DESC_RECORD_TYPE, @@ -120,58 +124,95 @@ TERMINATE_RECORD_TYPE /* Begin with ';' */ } GifRecordType; -/* DumpScreen2Gif routine constants identify type of window/screen to dump. - * Note all values below 1000 are reserved for the IBMPC different display - * devices (it has many!) and are compatible with the numbering TC2.0 - * (Turbo C 2.0 compiler for IBM PC) gives to these devices. - */ -typedef enum { - GIF_DUMP_SGI_WINDOW = 1000, - GIF_DUMP_X_WINDOW = 1001 -} GifScreenDumpType; - /* func type to read gif data from arbitrary sources (TVT) */ typedef int (*InputFunc) (GifFileType *, GifByteType *, int); -/* func type to write gif data ro arbitrary targets. +/* func type to write gif data to arbitrary targets. * Returns count of bytes written. (MRB) */ typedef int (*OutputFunc) (GifFileType *, const GifByteType *, int); /****************************************************************************** - * GIF89 extension function codes + GIF89 structures ******************************************************************************/ -#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 */ +typedef struct GraphicsControlBlock { + int DisposalMode; +#define DISPOSAL_UNSPECIFIED 0 /* No disposal specified. */ +#define DISPOSE_DO_NOT 1 /* Leave image in place */ +#define DISPOSE_BACKGROUND 2 /* Set area too background color */ +#define DISPOSE_PREVIOUS 3 /* Restore to previous content */ + bool UserInputFlag; /* User confirmation required before disposal */ + int DelayTime; /* pre-display delay in 0.01sec units */ + int TransparentColor; /* Palette index for transparency, -1 if none */ +#define NO_TRANSPARENT_COLOR -1 +} GraphicsControlBlock; /****************************************************************************** - * O.K., here are the routines one can access in order to decode GIF file: - * (GIF_LIB file DGIF_LIB.C). - *****************************************************************************/ - -GifFileType *DGifOpenFileName(const char *GifFileName); -GifFileType *DGifOpenFileHandle(int GifFileHandle); -GifFileType *DGifOpen(void *userPtr, InputFunc readFunc); /* new one - * (TVT) */ + GIF encoding routines +******************************************************************************/ + +/* Main entry points */ +GifFileType *EGifOpenFileName(const char *GifFileName, + const bool GifTestExistence, int *Error); +GifFileType *EGifOpenFileHandle(const int GifFileHandle, int *Error); +GifFileType *EGifOpen(void *userPtr, OutputFunc writeFunc, int *Error); +int EGifSpew(GifFileType * GifFile); +const char *EGifGetGifVersion(GifFileType *GifFile); /* new in 5.x */ +int EGifCloseFile(GifFileType *GifFile, int *ErrorCode); + +#define E_GIF_SUCCEEDED 0 +#define E_GIF_ERR_OPEN_FAILED 1 /* And EGif possible errors. */ +#define E_GIF_ERR_WRITE_FAILED 2 +#define E_GIF_ERR_HAS_SCRN_DSCR 3 +#define E_GIF_ERR_HAS_IMAG_DSCR 4 +#define E_GIF_ERR_NO_COLOR_MAP 5 +#define E_GIF_ERR_DATA_TOO_BIG 6 +#define E_GIF_ERR_NOT_ENOUGH_MEM 7 +#define E_GIF_ERR_DISK_IS_FULL 8 +#define E_GIF_ERR_CLOSE_FAILED 9 +#define E_GIF_ERR_NOT_WRITEABLE 10 + +/* These are legacy. You probably do not want to call them directly */ +int EGifPutScreenDesc(GifFileType *GifFile, + const int GifWidth, const int GifHeight, + const int GifColorRes, + const int GifBackGround, + const ColorMapObject *GifColorMap); +int EGifPutImageDesc(GifFileType *GifFile, + const int GifLeft, const int GifTop, + const int GifWidth, const int GifHeight, + const bool GifInterlace, + const ColorMapObject *GifColorMap); +void EGifSetGifVersion(GifFileType *GifFile, const bool gif89); +int EGifPutLine(GifFileType *GifFile, GifPixelType *GifLine, + int GifLineLen); +int EGifPutPixel(GifFileType *GifFile, const GifPixelType GifPixel); +int EGifPutComment(GifFileType *GifFile, const char *GifComment); +int EGifPutExtensionLeader(GifFileType *GifFile, const int GifExtCode); +int EGifPutExtensionBlock(GifFileType *GifFile, + const int GifExtLen, const void *GifExtension); +int EGifPutExtensionTrailer(GifFileType *GifFile); +int EGifPutExtension(GifFileType *GifFile, const int GifExtCode, + const int GifExtLen, + const void *GifExtension); +int EGifPutCode(GifFileType *GifFile, int GifCodeSize, + const GifByteType *GifCodeBlock); +int EGifPutCodeNext(GifFileType *GifFile, + const GifByteType *GifCodeBlock); + +/****************************************************************************** + GIF decoding routines +******************************************************************************/ + +/* Main entry points */ +GifFileType *DGifOpenFileName(const char *GifFileName, int *Error); +GifFileType *DGifOpenFileHandle(int GifFileHandle, int *Error); int DGifSlurp(GifFileType * GifFile); -int DGifGetScreenDesc(GifFileType * GifFile); -int DGifGetRecordType(GifFileType * GifFile, GifRecordType * GifType); -int DGifGetImageDesc(GifFileType * GifFile); -int DGifGetLine(GifFileType * GifFile, GifPixelType * GifLine, int GifLineLen); -int DGifGetPixel(GifFileType * GifFile, GifPixelType GifPixel); -int DGifGetComment(GifFileType * GifFile, char *GifComment); -int DGifGetExtension(GifFileType * GifFile, int *GifExtCode, - GifByteType ** GifExtension); -int DGifGetExtensionNext(GifFileType * GifFile, GifByteType ** GifExtension); -int DGifGetCode(GifFileType * GifFile, int *GifCodeSize, - GifByteType ** GifCodeBlock); -int DGifGetCodeNext(GifFileType * GifFile, GifByteType ** GifCodeBlock); -int DGifGetLZCodes(GifFileType * GifFile, int *GifCode); -int DGifCloseFile(GifFileType * GifFile); +GifFileType *DGifOpen(void *userPtr, InputFunc readFunc, int *Error); /* new one (TVT) */ + int DGifCloseFile(GifFileType * GifFile, int *ErrorCode); +#define D_GIF_SUCCEEDED 0 #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 @@ -186,68 +227,113 @@ #define D_GIF_ERR_IMAGE_DEFECT 112 #define D_GIF_ERR_EOF_TOO_SOON 113 +/* These are legacy. You probably do not want to call them directly */ +int DGifGetScreenDesc(GifFileType *GifFile); +int DGifGetRecordType(GifFileType *GifFile, GifRecordType *GifType); +int DGifGetImageDesc(GifFileType *GifFile); +int DGifGetLine(GifFileType *GifFile, GifPixelType *GifLine, int GifLineLen); +int DGifGetPixel(GifFileType *GifFile, GifPixelType GifPixel); +int DGifGetComment(GifFileType *GifFile, char *GifComment); +int DGifGetExtension(GifFileType *GifFile, int *GifExtCode, + GifByteType **GifExtension); +int DGifGetExtensionNext(GifFileType *GifFile, GifByteType **GifExtension); +int DGifGetCode(GifFileType *GifFile, int *GifCodeSize, + GifByteType **GifCodeBlock); +int DGifGetCodeNext(GifFileType *GifFile, GifByteType **GifCodeBlock); +int DGifGetLZCodes(GifFileType *GifFile, int *GifCode); + /****************************************************************************** - * O.K., here are the routines from GIF_LIB file GIF_ERR.C. + Color table quantization (deprecated) ******************************************************************************/ -extern void PrintGifError(void); -extern int GifLastError(void); +int GifQuantizeBuffer(unsigned int Width, unsigned int Height, + int *ColorMapSize, GifByteType * RedInput, + GifByteType * GreenInput, GifByteType * BlueInput, + GifByteType * OutputBuffer, + GifColorType * OutputColorMap); /****************************************************************************** - * O.K., here are the routines from GIF_LIB file DEV2GIF.C. + Error handling and reporting. ******************************************************************************/ -extern int DumpScreen2Gif(const char *FileName, - int ReqGraphDriver, - long ReqGraphMode1, - long ReqGraphMode2, - long ReqGraphMode3); +extern const char *GifErrorString(int ErrorCode); /* new in 2012 - ESR */ /***************************************************************************** - * - * Everything below this point is new after version 1.2, supporting `slurp - * mode' for doing I/O in two big belts with all the image-bashing in core. - * - *****************************************************************************/ + Everything below this point is new after version 1.2, supporting `slurp + mode' for doing I/O in two big belts with all the image-bashing in core. +******************************************************************************/ /****************************************************************************** - * Color Map handling from ALLOCGIF.C - *****************************************************************************/ + Color map handling from gif_alloc.c +******************************************************************************/ -extern ColorMapObject *MakeMapObject(int ColorCount, - const GifColorType * ColorMap); -extern void FreeMapObject(ColorMapObject * Object); -extern int BitSize(int n); +extern ColorMapObject *GifMakeMapObject(int ColorCount, + const GifColorType *ColorMap); +extern void GifFreeMapObject(ColorMapObject *Object); +extern ColorMapObject *GifUnionColorMap(const ColorMapObject *ColorIn1, + const ColorMapObject *ColorIn2, + GifPixelType ColorTransIn2[]); +extern int GifBitSize(int n); /****************************************************************************** - * Support for the in-core structures allocation (slurp mode). - *****************************************************************************/ + Support for the in-core structures allocation (slurp mode). +******************************************************************************/ -/* This is the in-core version of an extension record */ -typedef struct { - int ByteCount; - char *Bytes; /* on malloc(3) heap */ - int Function; /* Holds the type of the Extension block. */ -} ExtensionBlock; +extern void GifApplyTranslation(SavedImage *Image, GifPixelType Translation[]); +extern int GifAddExtensionBlock(int *ExtensionBlock_Count, + ExtensionBlock **ExtensionBlocks, + int Function, + unsigned int Len, unsigned char ExtData[]); +extern void GifFreeExtensions(int *ExtensionBlock_Count, + ExtensionBlock **ExtensionBlocks); +extern SavedImage *GifMakeSavedImage(GifFileType *GifFile, + const SavedImage *CopyFrom); +extern void GifFreeSavedImages(GifFileType *GifFile); -/* This holds an image header, its unpacked raster bits, and extensions */ -typedef struct SavedImage { - GifImageDesc ImageDesc; - unsigned char *RasterBits; /* on malloc(3) heap */ - int Function; /* DEPRECATED: Use ExtensionBlocks[x].Function instead */ - int ExtensionBlockCount; - ExtensionBlock *ExtensionBlocks; /* on malloc(3) heap */ -} SavedImage; +/****************************************************************************** + 5.x functions for GIF89 graphics control blocks +******************************************************************************/ -extern void MakeExtension(SavedImage * New, int Function); -extern int AddExtensionBlock(SavedImage * New, int Len, - unsigned char ExtData[]); -extern void FreeExtension(SavedImage * Image); -extern SavedImage *MakeSavedImage(GifFileType * GifFile, - const SavedImage * CopyFrom); -extern void FreeSavedImages(GifFileType * GifFile); +int DGifExtensionToGCB(const size_t GifExtensionLength, + const GifByteType *GifExtension, + GraphicsControlBlock *GCB); +size_t EGifGCBToExtension(const GraphicsControlBlock *GCB, + GifByteType *GifExtension); + +int DGifSavedExtensionToGCB(GifFileType *GifFile, + int ImageIndex, + GraphicsControlBlock *GCB); +int EGifGCBToSavedExtension(const GraphicsControlBlock *GCB, + GifFileType *GifFile, + int ImageIndex); +/****************************************************************************** + The library's internal utility font +******************************************************************************/ + +#define GIF_FONT_WIDTH 8 +#define GIF_FONT_HEIGHT 8 +extern const unsigned char GifAsciiTable8x8[][GIF_FONT_WIDTH]; + +extern void GifDrawText8x8(SavedImage *Image, + const int x, const int y, + const char *legend, const int color); + +extern void GifDrawBox(SavedImage *Image, + const int x, const int y, + const int w, const int d, const int color); + +extern void GifDrawRectangle(SavedImage *Image, + const int x, const int y, + const int w, const int d, const int color); + +extern void GifDrawBoxedText8x8(SavedImage *Image, + const int x, const int y, + const char *legend, + const int border, const int bg, const int fg); #ifdef __cplusplus } #endif /* __cplusplus */ #endif /* _GIF_LIB_H */ + +/* end */