mirror of
https://github.com/HDFGroup/hdf5.git
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2ea165efd0
* Modify temporary rpath for testing in java example scripts.
* Update URL in source file Copyright headers for web copy of COPYING
file - files not in src or test.
105 lines
3.4 KiB
C
105 lines
3.4 KiB
C
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* Copyright by The HDF Group. *
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* Copyright by the Board of Trustees of the University of Illinois. *
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* All rights reserved. *
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* *
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* This file is part of HDF5. The full HDF5 copyright notice, including *
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* terms governing use, modification, and redistribution, is contained in *
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* the COPYING file, which can be found at the root of the source code *
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* distribution tree, or in https://www.hdfgroup.org/licenses. *
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* If you do not have access to either file, you may request a copy from *
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* help@hdfgroup.org. *
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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#include <assert.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include "hdf5.h"
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#include "H5IMpublic.h"
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/*-------------------------------------------------------------------------
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* Program: h52gifgentst
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*
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* Purpose: generate files for h52gif testing
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*
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* Programmer: Pedro Vicente
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*
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* Date: March 15, 2007
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*
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*-------------------------------------------------------------------------
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*/
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#define FILENAME "h52giftst.h5"
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#define WIDTH 400
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#define HEIGHT 200
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#define PAL_ENTRIES 256
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#define IMAGE1_NAME "image"
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#define PAL_NAME "palette"
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/*-------------------------------------------------------------------------
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* Function: main
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*
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* Purpose: main program
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*
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*-------------------------------------------------------------------------
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*/
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int
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main(void)
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{
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hid_t fid;
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int i, j, n, space;
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unsigned char *buf;
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unsigned char pal[PAL_ENTRIES * 3]; /* palette array */
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hsize_t pal_dims[2] = {PAL_ENTRIES, 3}; /* palette dimensions */
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hsize_t width = WIDTH;
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hsize_t height = HEIGHT;
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/* Allocate buffer */
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if (NULL == (buf = (unsigned char *)malloc(WIDTH * HEIGHT)))
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return EXIT_FAILURE;
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/* create a file */
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if ((fid = H5Fcreate(FILENAME, H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT)) < 0)
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return EXIT_FAILURE;
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/* create an image */
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space = WIDTH * HEIGHT / PAL_ENTRIES;
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for (i = 0, j = 0, n = 0; i < WIDTH * HEIGHT; i++, j++) {
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buf[i] = (unsigned char)n;
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if (j > space) {
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n++;
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j = 0;
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}
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}
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/* make the image */
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if (H5IMmake_image_8bit(fid, IMAGE1_NAME, width, height, buf) < 0)
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return EXIT_FAILURE;
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/*-------------------------------------------------------------------------
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* define a palette, blue to red tones
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*-------------------------------------------------------------------------
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*/
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for (i = 0, n = 0; i < PAL_ENTRIES * 3; i += 3, n++) {
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pal[i] = (unsigned char)n; /* red */
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pal[i + 1] = (unsigned char)0; /* green */
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pal[i + 2] = (unsigned char)(255 - n); /* blue */
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}
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/* make a palette */
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if (H5IMmake_palette(fid, PAL_NAME, pal_dims, pal) < 0)
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return EXIT_FAILURE;
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/* attach the palette to the image */
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if (H5IMlink_palette(fid, IMAGE1_NAME, PAL_NAME) < 0)
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return EXIT_FAILURE;
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if (H5Fclose(fid) < 0)
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return EXIT_FAILURE;
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free(buf);
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return EXIT_SUCCESS;
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}
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