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/* This is a test for the NCEPLIBS-g2c project. This test is for
* the PNG decode function on a large test file.
*
* Alyson Stahl 11/21/24
*/
#include "grib2_int.h"
#include <stdio.h>
#include <stdlib.h>
#define TEST_FILE "data/ref_large_png.grib2"
int
main()
{
printf("Testing dec_png() on large test file...\n");
{
float *data;
int g2cid, num_data_points;
int ret = G2C_NOERROR;
/* Open the data file. */
if ((ret = g2c_open(TEST_FILE, 0, &g2cid)))
return ret;
/* Get the size of the data from message 0, product 0. */
if ((ret = g2c_get_prod(g2cid, 0, 0, &num_data_points, NULL)))
return ret;
/* Allocate storage for the data. */
if (!(data = malloc(num_data_points * sizeof(float))))
return G2C_ERROR;
/* Get the data from message 0, product 0. */
if ((ret = g2c_get_prod(g2cid, 0, 0, NULL, data)))
return ret;
/* Close the data file. */
if ((ret = g2c_close(g2cid)))
return ret;
/* Free the memory allocated to hold the data. */
free(data);
}
printf("ok!\n");
printf("SUCCESS!\n");
return 0;
}
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