diff options
Diffstat (limited to 'tools/gifconv/gif.h')
| -rw-r--r-- | tools/gifconv/gif.h | 138 |
1 files changed, 64 insertions, 74 deletions
diff --git a/tools/gifconv/gif.h b/tools/gifconv/gif.h index 3f2a8da..21ce502 100644 --- a/tools/gifconv/gif.h +++ b/tools/gifconv/gif.h @@ -1,22 +1,21 @@ -/****************************************************************************\ -** Title: GIF.H ** -** Purpose: GIF Header file ** -\****************************************************************************/ - -#ifndef GIF_H -#define GIF_H 1 - -#include <hdf5.h> +/* + * Copyright (C) 2001 National Center for Supercomputing Applications + * All rights reserved. + * + * Title: GIF.H + * Purpose: GIF Header file + */ +#ifndef GIF_H_ +#define GIF_H_ 1 #include <stdio.h> #include <stdlib.h> #include <string.h> +#include "hdf5.h" #define MAX_PAL 768 -/*#include "datatype.h" Data type definitions */ - /* set the name length restriction to 64 charachters */ #define VSNAMELENMAX 64 /* this is a carryover from HDF4 */ @@ -26,11 +25,11 @@ typedef unsigned char BYTE; /* typedef H5T_NATIVE_UINT16 WORD; */ typedef unsigned long WORD; -typedef char CHAR; -typedef unsigned char boolean; +typedef char CHAR; +typedef unsigned char boolean; -#define false 0; -#define true 1; +#define false 0 +#define true 1 /* Set the EndianOrder. ** The GIF Reader file should do this. @@ -45,77 +44,69 @@ extern int EndianOrder; ** This structure actually contains the header, logical screen ** descriptor, and the global color table for the GIF image. */ -typedef struct _GifHeader /* Offset Description */ -{ - BYTE PackedField; /* 0Ah Color Information */ - WORD TableSize; - BYTE ImageCount; /* Keep a count of the number of images */ - BYTE CommentCount; - BYTE ApplicationCount; - BYTE PlainTextCount; - BYTE HDFPalette[256][3]; - BYTE HeaderDump[6]; /* BYTE array to dump header contents */ - BYTE LSDDump[7]; /* Logical Screen Descriptor dump */ +typedef struct _GifHeader { /* Offset Description */ + BYTE PackedField; /* 0Ah Color Information */ + WORD TableSize; + BYTE ImageCount; /* Keep a count of the number of images */ + BYTE CommentCount; + BYTE ApplicationCount; + BYTE PlainTextCount; + BYTE HDFPalette[256][3]; + BYTE HeaderDump[6]; /* BYTE array to dump header contents */ + BYTE LSDDump[7]; /* Logical Screen Descriptor dump */ } GIFHEAD; /* ** The GIF Image Descriptor. */ -typedef struct _GifImageDescriptor -{ - WORD ImageWidth; /* Width of the image in pixels */ - WORD ImageHeight; /* Height of the image in pixels */ - BYTE PackedField; /* Image and Color Table Data Information */ - WORD TableSize; - WORD CodeSize; /* Minimum LZW CodeSize for image data */ - BYTE HDFPalette[256][3]; - BYTE GIDDump[9]; /* GifImageDescriptor dump */ - - BYTE *Image; /* Decompressed Raster Image */ - BYTE *GIFImage; +typedef struct _GifImageDescriptor { + WORD ImageWidth; /* Width of the image in pixels */ + WORD ImageHeight; /* Height of the image in pixels */ + BYTE PackedField; /* Image and Color Table Data Information */ + WORD TableSize; + WORD CodeSize; /* Minimum LZW CodeSize for image data */ + BYTE HDFPalette[256][3]; + BYTE GIDDump[9]; /* GifImageDescriptor dump */ + + BYTE *Image; /* Decompressed Raster Image */ + BYTE *GIFImage; } GIFIMAGEDESC; - /* ** GIF 89a Graphic Control Extension Block */ -typedef struct _GifGraphicControlExtension -{ - BYTE GCEDump[5]; /* Graphic Control Extension Dump */ +typedef struct _GifGraphicControlExtension { + BYTE GCEDump[5]; /* Graphic Control Extension Dump */ } GIFGRAPHICCONTROL; - /* ** GIF 89a Plain Text Extension Block */ -typedef struct _GifPlainTextExtension -{ - BYTE PTEDump[15]; /* Plain Text Extension Dump */ - BYTE *PlainTextData; /* Plain Text data sub-blocks */ - WORD DataSize; +typedef struct _GifPlainTextExtension { + BYTE PTEDump[15]; /* Plain Text Extension Dump */ + BYTE *PlainTextData; /* Plain Text data sub-blocks */ + WORD DataSize; } GIFPLAINTEXT; /* ** GIF 89a Application Extension Block */ -typedef struct _GifApplicationExtension -{ - BYTE AEDump[14]; /* Application Extension Dump */ - BYTE *ApplicationData; /* Application data sub-blocks */ - WORD DataSize; +typedef struct _GifApplicationExtension { + BYTE AEDump[14]; /* Application Extension Dump */ + BYTE *ApplicationData; /* Application data sub-blocks */ + WORD DataSize; } GIFAPPLICATION; /* ** GIF 89a Comment Extension Block */ -typedef struct _GifCommentExtension -{ - BYTE CEDump[2]; /* Comment Extension Dump */ - BYTE *CommentData; /* Comment data sub-blocks */ - WORD DataSize; - BYTE Terminator; /* Block Terminator (always 0) */ +typedef struct _GifCommentExtension { + BYTE CEDump[2]; /* Comment Extension Dump */ + BYTE *CommentData; /* Comment data sub-blocks */ + WORD DataSize; + BYTE Terminator; /* Block Terminator (always 0) */ } GIFCOMMENT; /* @@ -129,8 +120,7 @@ typedef struct _GifCommentExtension ** must assume a 1-1 correspondance. The same discussion with plain text ** extension. */ -typedef struct _GifToMem -{ +typedef struct _GifToMem { GIFHEAD *GifHeader; GIFIMAGEDESC **GifImageDesc; GIFGRAPHICCONTROL **GifGraphicControlExtension; @@ -139,10 +129,10 @@ typedef struct _GifToMem GIFCOMMENT **GifCommentExtension; } GIFTOMEM; - /* ** Function Prototypes */ + /* GIF2MEM.C */ GIFTOMEM Gif2Mem(BYTE *); @@ -157,22 +147,22 @@ int ReadGifComment(GIFCOMMENT *, BYTE **); /* WRITEHDF.C */ int WriteHDF(GIFTOMEM , CHAR * , CHAR *); -/* Function : ReadHDF -** Return: 0 on completion without error, -1 on error -** Input: CHAR *h5_file - HDF file name -** CHAR *dset_name - Name of the HDF Image dataset -** CHAR *pal_name - Name of the HDF palette -** Output : BYTE* data - the HDF Image to be converted -** BYTE palette[256][3] - the corresponding palette -** hsize_t* image_size - the size of each dimension of the image -** +/* Function: ReadHDF +** Return: 0 on completion without error, -1 on error +** Input: CHAR *h5_file - HDF file name +** CHAR *dset_name - Name of the HDF Image dataset +** CHAR *pal_name - Name of the HDF palette +** Output: BYTE* data - the HDF Image to be converted +** BYTE palette[256][3] - the corresponding palette +** hsize_t* image_size - the size of each dimension of the image */ -int ReadHDF(BYTE** data , BYTE palette[256][3] , hsize_t *image_size , CHAR *h5_file , CHAR *dset_name , CHAR *pal_name); +int ReadHDF(BYTE** data, BYTE palette[256][3], hsize_t *image_size, + CHAR *h5_file, CHAR *dset_name, CHAR *pal_name); -BYTE *Decompress (GIFIMAGEDESC * , GIFHEAD *); +BYTE *Decompress(GIFIMAGEDESC *, GIFHEAD *); BYTE GetByte(BYTE *); WORD GetWord(BYTE *); void cleanup(BYTE*); -#endif /* GIF_H */ +#endif /* GIF_H_ */ |