hdf5/hl/examples/ex_image1.c
Scot Breitenfeld f859cb732b
Fixed Spelling Errors (#1166)
* fixed missed closing of a dataset

* fixed missed closing of a dataset

* fixed typo in error return

* Committing clang-format changes

* minor edits

* code format

* Committing clang-format changes

* code format

* minor edit

* switched from using MPI_count, to actual bytes written for H5FD_mpio_debug rw debugging

* Committing clang-format changes

* changed size_i in printf to reflect the I/O.

* Committing clang-format changes

* Fixed seg fault with xlf on BE with -qintsize=8

* fixed error function string

* spelling corrections via codespell, added new spell check github actions

* Committing clang-format changes

* misc

* misc

* misc

* misc

* misc

* misc

* misc

* misc

* misc

* misc

* misc

* misc

* misc

* misc

* Committing clang-format changes

* misc

* misc

* misc

* misc

* misc

* misc

* Committing clang-format changes

* misc

* work around for https://github.com/codespell-project/codespell/issues/2137

* misc

* added missing file

* misc

* misc.

* misc

* switch to using Codespell with GitHub Actions

* misc.

* misc.

* fixed more sp errors

* Fix new typos found by codespell.

* fixed proceed with precede

* fixed variable in fortran test

* fixed minnum

* updated spelling list

Co-authored-by: github-actions <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: Larry Knox <lrknox@hdfgroup.org>
2021-12-07 08:27:29 -06:00

69 lines
2.7 KiB
C

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* 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 COPYING file, which can be found at the root of the source code *
* distribution tree, or in https://www.hdfgroup.org/licenses. *
* If you do not have access to either file, you may request a copy from *
* help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include "hdf5.h"
#include "hdf5_hl.h"
#define WIDTH 400
#define HEIGHT 200
#define PAL_ENTRIES 9
unsigned char buf[WIDTH * HEIGHT];
int
main(void)
{
hid_t file_id;
hsize_t pal_dims[] = {PAL_ENTRIES, 3};
size_t i, j;
int n, space;
unsigned char pal[PAL_ENTRIES * 3] = { /* create a palette with 9 colors */
0, 0, 168, /* dark blue */
0, 0, 252, /* blue */
0, 168, 252, /* ocean blue */
84, 252, 252, /* light blue */
168, 252, 168, /* light green */
0, 252, 168, /* green */
252, 252, 84, /* yellow */
252, 168, 0, /* orange */
252, 0, 0}; /* red */
/* create an image of 9 values divided evenly by the array */
space = WIDTH * HEIGHT / PAL_ENTRIES;
for (i = 0, j = 0, n = 0; i < WIDTH * HEIGHT; i++, j++) {
buf[i] = n;
if (j > space) {
n++;
j = 0;
}
if (n > PAL_ENTRIES - 1)
n = 0;
}
/* create a new HDF5 file using default properties. */
file_id = H5Fcreate("ex_image1.h5", H5F_ACC_TRUNC, H5P_DEFAULT, H5P_DEFAULT);
/* make the image */
H5IMmake_image_8bit(file_id, "image1", (hsize_t)WIDTH, (hsize_t)HEIGHT, buf);
/* make a palette */
H5IMmake_palette(file_id, "palette", pal_dims, pal);
/* attach the palette to the image */
H5IMlink_palette(file_id, "image1", "palette");
/* close the file. */
H5Fclose(file_id);
return 0;
}