summaryrefslogtreecommitdiffstats
path: root/tools/gifconv/writehdf.c
blob: ee7998cc03ac079586b8c9cea05ba6adda8e8b0d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
 * Copyright by the Board of Trustees of the University of Illinois.         *
 * All rights reserved.                                                      *
 *                                                                           *
 * This file is part of HDF5.  The full HDF5 copyright notice, including     *
 * terms governing use, modification, and redistribution, is contained in    *
 * the files COPYING and Copyright.html.  COPYING can be found at the root   *
 * of the source code distribution tree; Copyright.html can be found at the  *
 * root level of an installed copy of the electronic HDF5 document set and   *
 * is linked from the top-level documents page.  It can also be found at     *
 * http://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html.  If you do not have     *
 * access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. *
 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include <string.h>
#include <stdlib.h>
#include <string.h>

#include "gif.h"
#include "H5IM.h"


/*-------------------------------------------------------------------------
 * Function: WriteHDF
 *
 * Purpose: Write the GIF image with the HDF5 Image API
 *
 * Programmer: Unknown
 *
 * Modifications:  pvn
 *   Use the HDF5 IMAGE API to write the HDF5 image and pallete
 *
 * Date: January, 31, 2006
 *
 *-------------------------------------------------------------------------
 */

int
WriteHDF(GIFTOMEM GifMemoryStruct, char *HDFName , char *GIFFileName)
{
    GIFHEAD          gifHead;           /* GIF Header structure            */
    GIFIMAGEDESC    *gifImageDesc;      /* Logical Image Descriptor struct */

    long ImageCount;                    /* number of images */
#ifdef UNUSED
    long CommentCount,                  /* number of comments */
         ApplicationCount,              /* number of application extensions */
         PlainTextCount;                /* number of plain text extensions */
#endif /* UNUSED */

    char ImageName[256];                /* Image name for the Image */

    /* H5 variables */
    hid_t file_id;      /* H5 file id */

    /* temp counter */
    int i;

    /* get the GIFMem stuff */
    gifHead = *(GifMemoryStruct.GifHeader);

    /* get some data from gifHead */
    ImageCount = gifHead.ImageCount;
#ifdef UNUSED
    CommentCount = (WORD)gifHead.CommentCount;
    ApplicationCount = (WORD)gifHead.ApplicationCount;
    PlainTextCount = (WORD)gifHead.PlainTextCount;
#endif /* UNUSED */

    if ((file_id = H5Fcreate(HDFName , H5F_ACC_TRUNC , H5P_DEFAULT , H5P_DEFAULT)) < 0) {
        /* error occured opening the HDF File for write */
        fprintf(stderr , "HDF file could not be opened for writing\n");
        fprintf(stderr , "NOTE: GIF file must be present in the same directory as the binary on UNIX systems.\n");
        exit(1);
    }

    /* first create the global palette if there is one */
    if (gifHead.PackedField & 0x80) { /* global palette exists */
        hsize_t dims[2];	/* specify the dimensions of the palette */

        hsize_t dimsr[1] = {1};	/* needed to store reference */

        /* size of the palette is tablesize (rows) X 3 (columns) */
        dims[0] = gifHead.TableSize;
        dims[1] = 3;
        
        /* make a palette */
        if (H5IMmake_palette(file_id,"Global Palette",dims,(unsigned char *)gifHead.HDFPalette)<0)
         return -1;
    }

    for(i = 0; i < ImageCount; i++) {
        hsize_t dims[2];        /* dimensions for the dataset */
        /* get the gifImageDesc */
        gifImageDesc = GifMemoryStruct.GifImageDesc[i];

        /* set the dimensions */
        dims[0] = gifImageDesc->ImageHeight;
        dims[1] = gifImageDesc->ImageWidth;

       
        /* create the image name */
        sprintf(ImageName , "Image%d" , i);
        
        /* write image */
        if (H5IMmake_image_8bit(file_id,ImageName,dims[1],dims[0],(gifImageDesc->Image))<0)
         return -1;
      
        /* attach the palette to the image dataset */
        if (H5IMlink_palette(file_id,ImageName,"Global Palette")<0)
         return -1;
    }


    /* close the H5 file */
    if (H5Fclose(file_id) < 0) {
        fprintf(stderr , "Could not close HDF5 file. Aborting...\n");
        return -1;
    }

    return 0;
}