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|
/*
----------------------------------------------------------------------------
| Copyright (C) 2002 Emergent IT Inc. and Raytheon Systems Company |
----------------------------------------------------------------------------
*/
#include <HE5_config.h>
#include <HE5_HdfEosDef.h>
#define RANK 3
#define rank 1
/* In this program we (1) open the "ZA.he5" HDF-EOS file, */
/* (2) attach to the "ZA1" za, and (3) define the fields */
/* ----------------------------------------------------- */
int main()
{
herr_t status = FAIL;
int comp_level[ 5 ] = {0,0,0,0,0};
int comp_code;
hid_t zafid = FAIL;
hid_t ZAid = FAIL;
hsize_t chunk_dims[ 3 ];
char fillvalue[100] = "charname";
/* Open the file, "ZA.he5", using the H5F_ACC_RDWR access code */
/* ---------------------------------------------------------- */
zafid = HE5_ZAopen("ZA.he5", H5F_ACC_RDWR);
if (zafid != FAIL)
{
ZAid = HE5_ZAattach(zafid, "ZA1");
if (ZAid != FAIL)
{
status = HE5_ZAdefine(ZAid, "Density", "MyTrack1", NULL, H5T_NATIVE_FLOAT);
printf("Status returned by HE5_ZAdefine(...\"Density\",...) : %d\n",status);
status = HE5_ZAdefine(ZAid, "Temperature", "MyTrack1,MyTrack2",NULL, H5T_NATIVE_FLOAT);
printf("Status returned by HE5_ZAdefine(...\"Temperature\",...) : %d\n",status);
status = HE5_ZAdefine(ZAid, "Presure", "Res2tr,Res2xtr", NULL, H5T_NATIVE_DOUBLE);
printf("Status returned by HE5_ZAdefine(...\"Presure\",...) : %d\n",status);
status = HE5_ZAsetfillvalue(ZAid, "Test_string", HE5T_CHARSTRING, fillvalue);
printf("Status returned by HE5_ZAsetfillvalue(...\"Test_string\",...) : %d\n",status);
status = HE5_ZAdefine(ZAid, "Test_string", "MyTrack2", NULL, HE5T_CHARSTRING);
printf("Status returned by HE5_ZAdefine(...\"Test_string\",...) : %d\n",status);
/* Define Appendable Field */
/* ----------------------- */
/* First, define chunking */
/* (the appendable dataset must be chunked) */
/* ---------------------------------------- */
chunk_dims[0] = 15;
chunk_dims[1] = 40;
chunk_dims[2] = 20;
status = HE5_ZAdefchunk(ZAid, RANK, chunk_dims);
printf("\tStatus returned by HE5_ZAdefchunk() : %d\n",status);
/* Second, define compression scheme */
/* --------------------------------- */
/* set the value of compression code: */
/* HDFE_COMP_NONE 0 */
/* HDFE_COMP_RLE 1 */
/* HDFE_COMP_NBIT 2 */
/* HDFE_COMP_SKPHUFF 3 */
/* HDFE_COMP_DEFLATE 4 */
/* HDFE_COMP_SZIP_CHIP 5 */
/* HDFE_COMP_SZIP_K13 6 */
/* HDFE_COMP_SZIP_EC 7 */
/* HDFE_COMP_SZIP_NN 8 */
/* HDFE_COMP_SZIP_K13orEC 9 */
/* HDFE_COMP_SZIP_K13orNN 10 */
/* HDFE_COMP_SHUF_DEFLATE 11 */
/* HDFE_COMP_SHUF_SZIP_CHIP 12 */
/* HDFE_COMP_SHUF_SZIP_K13 13 */
/* HDFE_COMP_SHUF_SZIP_EC 14 */
/* HDFE_COMP_SHUF_SZIP_NN 15 */
/* HDFE_COMP_SHUF_SZIP_K13orEC 16 */
/* HDFE_COMP_SHUF_SZIP_K13orNN 17 */
comp_code = 9;
/*comp_code = 0;*/
/* Set compression level: value 0,1,2,3,4,5,6,7,8,9,10,16, or 32 */
/* ------------------------------------------------------------- */
comp_level[0] = 16;
/*comp_level[0] = 0;*/
#ifdef HAVE_FILTER_SZIP_ENCODER
status = HE5_ZAdefcomp(ZAid,comp_code, comp_level);
printf("\tStatus returned by HE5_ZAdefcomp() : %d\n",status);
#else
printf("SZIP encoder is not available. The data compression test is skipped.\n");
#endif
status = HE5_ZAdefine(ZAid, "Spectra", "Bands,Res2tr,Res2xtr", NULL, H5T_NATIVE_FLOAT);
printf("Status returned by HE5_ZAdefine(...\"Spectra\",...) : %d\n",status);
/* Define Appendable Field */
/* ----------------------- */
/* First, define chunking */
/* (the appendable dataset must be chunked) */
/* ---------------------------------------- */
chunk_dims[0] = 20;
status = HE5_ZAdefchunk(ZAid, rank, chunk_dims);
printf("\tStatus returned by HE5_ZAdefchunk() : %d\n",status);
/* Second, define compression scheme */
/* --------------------------------- */
/* set the value of compression code: */
/* HDFE_COMP_NONE 0 */
/* HDFE_COMP_RLE 1 */
/* HDFE_COMP_NBIT 2 */
/* HDFE_COMP_SKPHUFF 3 */
/* HDFE_COMP_DEFLATE 4 */
/* HDFE_COMP_SZIP_CHIP 5 */
/* HDFE_COMP_SZIP_K13 6 */
/* HDFE_COMP_SZIP_EC 7 */
/* HDFE_COMP_SZIP_NN 8 */
/* HDFE_COMP_SZIP_K13orEC 9 */
/* HDFE_COMP_SZIP_K13orNN 10 */
/* HDFE_COMP_SHUF_DEFLATE 11 */
/* HDFE_COMP_SHUF_SZIP_CHIP 12 */
/* HDFE_COMP_SHUF_SZIP_K13 13 */
/* HDFE_COMP_SHUF_SZIP_EC 14 */
/* HDFE_COMP_SHUF_SZIP_NN 15 */
/* HDFE_COMP_SHUF_SZIP_K13orEC 16 */
/* HDFE_COMP_SHUF_SZIP_K13orNN 17 */
comp_code = 16;
/*comp_code = 0;*/
/* Set compression level: value 0,1,2,3,4,5,6,7,8,9,10,16, or 32 */
/* ------------------------------------------------------------- */
comp_level[0] = 2;
/*comp_level[0] = 0;*/
#ifdef HAVE_FILTER_SZIP_ENCODER
status = HE5_ZAdefcomp(ZAid,comp_code, comp_level);
printf("\tStatus returned by HE5_ZAdefcomp() : %d\n",status);
#else
printf("SZIP encoder is not available. The data compression test is skipped.\n");
#endif
status = HE5_ZAdefine(ZAid, "Count", "MyTrack1", "Unlim", H5T_NATIVE_INT);
printf("Status returned by HE5_ZAdefine(...\"Count\",...) : %d\n",status);
}
}
status = HE5_ZAdetach(ZAid);
status = HE5_ZAclose(zafid);
return 0;
}
|
