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eccodes/tests/packing.cc

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/*
* (C) Copyright 2005- ECMWF.
*
* This software is licensed under the terms of the Apache Licence Version 2.0
* which can be obtained at http://www.apache.org/licenses/LICENSE-2.0.
*
* In applying this licence, ECMWF does not waive the privileges and immunities granted to it by
* virtue of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
*/
#include "grib_api_internal.h"
#include <time.h>
#define NUMBER(a) (sizeof(a)/sizeof(a[0]))
#ifdef HAVE_LIBEMOS
#define SWAP(a,b) temp=(a);(a)=(b);(b)=temp;
void grib_sort(double* arr,int* index, int beg, int end,int buildindex) {
double temp;
if (buildindex) {
int i;
for (i=beg;i<=end;i++) index[i]=i;
}
if (end > beg) {
double piv = arr[beg];
int l = beg + 1, r = end;
while (l < r) {
if (arr[l] <= piv) l++;
else if(arr[r] >= piv) r--;
else {
SWAP(arr[l],arr[r])
SWAP(index[l],index[r])
}
}
if(arr[l] < piv) {
SWAP(arr[l],arr[beg])
SWAP(index[l],index[beg])
l--;
}
else {
l--;
SWAP(arr[l],arr[beg])
SWAP(index[l],index[beg])
}
grib_sort(arr,index, beg, l,0);
grib_sort(arr,index, r, end,0);
}
}
extern void grsrnd_(long*);
extern void gribex_(long*, long*, long*, double*, long*, double*, long*, double*,
long*, char *, long*, long*, const char*, long*,long );
static int cgribex(
long miss,
long ksec0[],long ksec1[],
long ksec2[],double rsec2[],
long ksec3[],double rsec3[],
long ksec4[],double rsec4[],
long sec4len,
char *buffer,
long *buflen,
char *op)
{
long ret = 1;
long in_bufsize = (*buflen) / sizeof(long);
long out_bufsize = in_bufsize;
long round = 0;
rsec3[1] = miss,
ksec3[1] = miss,
grsrnd_(&round); /* no rounding !!! */
gribex_(ksec0, ksec1, ksec2, rsec2, ksec3, rsec3, ksec4, rsec4,
&sec4len, buffer, &in_bufsize, &out_bufsize, op, &ret,1 );
*buflen = out_bufsize * sizeof(long);
return ret;
}
struct { int code; char *message; } gribex_errors[] = {
{201 ," An invalid coding/decoding option was requested.",},
{202 ,"The number of bits per data value exceeds a word length.",},
{203 ,"Missing data indicated and data field contains non-zero values.",},
{204 ,"Number of bits per data value is invalid.",},
{205 ,"Number of bits per data value is same as the number of bits per computer word.",},
{301 ,"Error in encoding or decoding the letters GRIB.",},
{302 ,"Error decoding the length of the GRIB message.",},
{303 ,"Error encoding or decoding the GRIB edition number.",},
{304 ,"Error decoding octets 22 and 23, experimental edition check.",},
{305 ,"Input data is not GRIB or pseudo-GRIB.",},
{401 ,"Error encoding or decoding the length of section 1.",},
{402 ,"Error encoding or decoding the parameter version number.",},
{403 ,"Error encoding or decoding six header fields in section 1, from 'identification of centre' to 'indicator of type of level'.",},
{404 ,"Error encoding or decoding height, pressure, etc of levels.",},
{405 ,"Error encoding or decoding six fields in section 1, from 'year of century' to 'indicator of unit of time range'.",},
{406 ,"Error encoding or decoding period of time.",},
{407 ,"Error encoding or decoding time range indicator.",},
{408 ,"Error encoding or decoding number averaged.",},
{409 ,"Error encoding or decoding number missing from averages etc.",},
{410 ,"Error encoding or decoding century of data or reserved field.",},
{411 ,"Error encoding or decoding units decimal scale factor.",},
{412 ,"Error encoding or decoding ECMWF local data.",},
{413 ,"Grib edition not handled.",},
{499 ,"Error found when checking values for section 1 against expected valid GRIB values.",},
{501 ,"Error encoding or decoding length of section 2.",},
{502 ,"Error encoding or decoding number of vertical coordinate parameters.",},
{503 ,"Error encoding or decoding location of list of vertical coordinate parameters or list of numbers of points.",},
{504 ,"Error encoding or decoding data representation type.",},
{505 ,"Error encoding or decoding number of points along a parallel or meridian.",},
{505 ,"Error encoding or decoding number of points along a parallel or meridian.",},
{506 ,"Error encoding or decoding latitude or longitude of the first grid point.",},
{507 ,"Error encoding or decoding the components flag.",},
{508 ,"Error encoding or decoding latitude or longitude of the last grid point.",},
{509 ,"Error encoding or decoding the i direction increment.",},
{510 ,"Error encoding or decoding the number of parallels between the pole and the Equator.",},
{511 ,"Error encoding or decoding scanning mode flags.",},
{513 ,"Error encoding or decoding the j direction increment.",},
{514 ,"Error encoding or decoding J,K,M pentagonal resolution parameters.",},
{515 ,"Error encoding or decoding representation type or mode.",},
{517 ,"Error encoding or decoding latitude or longitude of southern pole.",},
{518 ,"Error encoding or decoding angle of rotation.",},
{519 ,"Error encoding or decoding latitude or longitude of pole of stretching.",},
{520 ,"Error encoding or decoding stretching factor.",},
{521 ,"Error encoding or decoding vertical coordinate parameters.",},
{522 ,"Error encoding or decoding list of numbers of points.",},
{523 ,"Error encoding or decoding number of points along X or Y axis.",},
{524 ,"Error encoding or decoding X or Y axis grid lengths.",},
{525 ,"Error encoding or decoding the projection centre flag.",},
{526 ,"Error encoding or decoding the latitude or longitude of sub-satellite point.",},
{527 ,"Error encoding or decoding the diameter of the Earth in X or Y direction.",},
{528 ,"Error encoding or decoding the X or Y coordinate of the sub-satellite point.",},
{529 ,"Error encoding or decoding the orientation of the grid or camera angle.",},
{530 ,"Error encoding or decoding the X or Y coordinate of the origin of sector.",},
{531 ,"Error inserting/extracting Latin1 or Latin2 of secants points.",},
{532 ,"Error inserting/extracting latitude/longitude of southern pole.",},
{540 ,"Error encoding gaussian grid section 2.",},
{541 ,"Error decoding gaussian grid section 2.",},
{542 ,"Error encoding lat/long grid section 2.",},
{543 ,"Error decoding lat/long grid section .",},
{544 ,"Error encoding spectral section 2.",},
{545 ,"Error decoding spectral section 2.",},
{546 ,"Error encoding space view section 2, or error encoding ECMWF ocean section 2.",},
{547 ,"Error decoding space view section 2, or error decoding ECMWF ocean section 2.",},
{598 ,"Representation type not handled.",},
{598 ,"Representation type not handled.",},
{599 ,"Error found when checking values for section 2 against expected valid GRIB values.",},
{601 ,"Error encoding or decoding length of section 3.",},
{602 ,"Error encoding or decoding the number of unused bits at the end of section 3.",},
{603 ,"Error encoding or decoding the bitmap reference table.",},
{604 ,"Error encoding or decoding the primary bitmap.",},
{605 ,"Unable to convert quasi-regular (reduced) gaussian grid with a bitmap.",},
{699 ,"Error found when checking values for section 3 against expected valid GRIB values.",},
{701 ,"Error encoding or decoding the length of section 4.",},
{703 ,"Second-order packing implies additional flags.",},
{704 ,"Function A or B invalid for second-order packed field (grid-point).",},
{705 ,"Only simple packing handled for grid data.",},
{706 ,"Error in decoding the section 4 flag field.",},
{707 ,"Error encoding or decoding the field scale factor.",},
{708 ,"Error encoding or decoding the field reference value.",},
{709 ,"Error encoding or decoding the number of bits per data value.",},
{710 ,"Output array too small.",},
{711 ,"Error encoding or decoding a REAL coefficient.",},
{712 ,"Error encoding or decoding data values.",},
{713 ,"Error encoding or decoding the 'flag and unused bits' field.",},
{714 ,"Decoding option is 'X' and number of values is illegal.",},
{715 ,"Decoding option is 'X' and scanning mode is not north to south and west to east.",},
{716 ,"Decoding option is 'X' and field is not a gaussian or latitude/longitude grid.",},
{717 ,"Decoding option is 'X' and a bitmap is encountered.",},
{720 ,"Error encoding or decoding the octet number at which packed data begins.",},
{721 ,"Error encoding or decoding the 'extended flag' field.",},
{722 ,"Error encoding or decoding the first or second dimension of a matrix.",},
{723 ,"Error encoding or decoding six fields, from first dimension coordinate value onwards.",},
{724 ,"Error encoding or decoding first or second dimension coefficients.",},
{725 ,"Error encoding a secondary bitmap.",},
{726 ,"Output array is not big enough to allow expansion using bitmap(s), or constant (0-bit) field without section 2 not supported.",},
{727 ,"Invalid predefined bitmap number given, or constant (0-bit) spectral field not supported.",},
{728 ,"Open of predefined bitmap failed, or constant (0-bit) field function G or B not supported.",},
{729 ,"Problem reading a predefined bitmap size, or output array is not big enough to allow expansion using bitmaps.",},
{730 ,"Problem allocating memory for a predefined bitmap.",},
{731 ,"Problem reading the number of non-missing points in a predefined bitmap.",},
{732 ,"Problem reading a predefined bitmap.",},
{733 ,"Problem closing a predefined bitmap file.",},
{734 ,"Error inserting padding zeroes at end of section 4.",},
{796 ,"Error extracting pointer to packed data.",},
{797 ,"Error extracting sub-set truncation or constant (0-bit) field function G or B not supported.",},
{798 ,"Function is X but no section 2 included.",},
{799 ,"Error found when checking values for section 4 against expected valid GRIB values.",},
{800 ,"Error encoding or decoding the 7777 group.",},
{801 ,"Error inserting or extracting the 7777 group.",},
{802 ,"Error encoding or decoding the length of the GRIB message.",},
{805 ,"End of message 7777 group not found.",},
{806 ,"Error in decoding a primary or secondary bitmap.",},
{807 ,"Inconsistent values specified for complex packing in KSEC2(6) and KSEC4(4).",},
{808 ,"Error converting quasi-regular (reduced) gaussian grid to regular.",},
{809 ,"Error padding unused part of GRIB to zero.",},
{810 ,"Error inserting dummy zero, or error padding GRIB to multiple of 120.",},
{811 ,"Unable to handle secondary bitmaps for J option.",},
};
void gribex_check(int err) {
int i=0;
if(err > 0) {
char *e = "unknown";
for(i = 0; i < NUMBER(gribex_errors); i++)
if(gribex_errors[i].code == err)
e = gribex_errors[i].message;
fprintf(stderr,"GRIBEX error %d: %s\n",err,e);
exit(err);
}
}
int statistics(grib_context* c, double err_threshold,double* values,
double* oldvalues,double* grib_values,double* gribex_values,
int nvalues,int count,int dosort,int gribex_grib_compare) {
double vmax,vmin, grib_vmax, grib_vmin, gribex_vmax, gribex_vmin;
double vabsmin,vabs,grib_errmax,gribex_errmax,gribex_grib_errmax,ovmax,ovmin;
double grib_vabsmin,gribex_vabsmin,grib_vabs,gribex_vabs;
double *grib_err,*gribex_err,*gribex_grib_err;
int i,imax,imin,grib_ierrmax,gribex_ierrmax,gribex_grib_ierrmax;
int ret=0;
double error=0;
vmax=values[0]; vmin=values[0]; vabsmin=values[0];
imax=0; imin=0;
grib_vmax=grib_values[0]; grib_vmin=grib_values[0];
gribex_vmax=gribex_values[0]; gribex_vmin=gribex_values[0];
ovmax=oldvalues[0]; ovmin=oldvalues[0];
gribex_vabsmin=gribex_values[0];
grib_vabsmin=grib_values[0];
vabsmin=values[0];
grib_err=(double*)grib_context_malloc(c,sizeof(double)*nvalues);
gribex_err=(double*)grib_context_malloc(c,sizeof(double)*nvalues);
gribex_grib_err=(double*)grib_context_malloc(c,sizeof(double)*nvalues);
grib_errmax=fabs((grib_values[0]-values[0])/values[0]);
gribex_errmax=fabs((gribex_values[0]-values[0])/values[0]);
gribex_grib_errmax=fabs((gribex_values[0]-grib_values[0])/grib_values[0]);
grib_ierrmax=0;
gribex_ierrmax=0;
gribex_grib_ierrmax=0;
for (i=0; i<nvalues; i++) {
if (values[i]!=0) {
grib_err[i]=fabs((grib_values[i]-values[i])/values[i]);
gribex_err[i]=fabs((gribex_values[i]-values[i])/values[i]);
gribex_grib_err[i]=fabs((gribex_values[i]-grib_values[i])/grib_values[i]);
}
vabs=fabs(values[i]);
grib_vabs=fabs(grib_values[i]);
gribex_vabs=fabs(gribex_values[i]);
if (grib_errmax < grib_err[i]) {grib_errmax=grib_err[i]; grib_ierrmax=i;}
if (gribex_errmax < gribex_err[i]) {gribex_errmax=gribex_err[i]; gribex_ierrmax=i;}
if (gribex_grib_errmax < gribex_grib_err[i]) {gribex_grib_errmax=gribex_grib_err[i]; gribex_grib_ierrmax=i;}
if (vmax < values[i]) {vmax=values[i];imax=i;}
if (vmin > values[i]) {vmin=values[i];imin=i;}
if (ovmax < oldvalues[i]) ovmax=oldvalues[i];
if (ovmin > oldvalues[i]) ovmin=oldvalues[i];
if (vabs != 0 && vabsmin > vabs) vabsmin=vabs;
if (grib_vabs != 0 && grib_vabsmin > grib_vabs) grib_vabsmin=grib_vabs;
if (gribex_vabs != 0 && gribex_vabsmin > gribex_vabs) gribex_vabsmin=gribex_vabs;
if (grib_vmax < grib_values[i]) grib_vmax=grib_values[i];
if (grib_vmin > grib_values[i]) grib_vmin=grib_values[i];
if (gribex_vmax < gribex_values[i]) gribex_vmax=gribex_values[i];
if (gribex_vmin > gribex_values[i]) gribex_vmin=gribex_values[i];
}
if ( (!gribex_grib_compare && (gribex_errmax > err_threshold || grib_errmax > err_threshold)) || gribex_grib_errmax > err_threshold ) {
int* index;
ret=1;
index=(int*)grib_context_malloc(c,sizeof(int)*nvalues);
if (!index) {printf("memory allocation problems"); exit(1);}
printf("--------- %d ---------\n",count);
if (gribex_errmax > err_threshold) {
printf(" gribex_errmax=%.5e gribex_ierrmax=%d\n",gribex_errmax,gribex_ierrmax);
printf("v[%d]=%.15e (gribex)\n",gribex_ierrmax,gribex_values[gribex_ierrmax]);
printf("v[%d]=%.15e (grib_api)\n",gribex_ierrmax,grib_values[gribex_ierrmax]);
printf("v[%d]=%.15e \n",gribex_ierrmax,values[gribex_ierrmax]);
}
if (grib_errmax > err_threshold) {
printf(" grib_errmax=%.5e grib_ierrmax=%d\n",grib_errmax,grib_ierrmax);
printf("v[%d]=%.15e (grib_api)\n",grib_ierrmax,grib_values[grib_ierrmax]);
printf("v[%d]=%.15e (gribex)\n",grib_ierrmax,gribex_values[grib_ierrmax]);
printf("v[%d]=%.15e \n",grib_ierrmax,values[grib_ierrmax]);
}
if (gribex_grib_errmax > err_threshold) {
printf(" gribex_grib_errmax=%.5e gribex_grib_ierrmax=%d\n",gribex_grib_errmax,gribex_grib_ierrmax);
if (values[gribex_grib_ierrmax]!=0)
error=(gribex_values[gribex_grib_ierrmax]-values[gribex_grib_ierrmax])/values[gribex_grib_ierrmax];
printf("v[%d]=%.15e err=%.15e (gribex)\n",gribex_grib_ierrmax,gribex_values[gribex_grib_ierrmax],error);
if (values[gribex_grib_ierrmax]!=0)
error=(grib_values[gribex_grib_ierrmax]-values[gribex_grib_ierrmax])/values[gribex_grib_ierrmax];
printf("v[%d]=%.15e err=%.15e (grib_api)\n",gribex_grib_ierrmax,grib_values[gribex_grib_ierrmax],error);
printf("v[%d]=%.15e \n",gribex_grib_ierrmax,values[gribex_grib_ierrmax]);
}
printf(" ovmax=%.15e ovmin=%.15e\n",ovmax,ovmin);
printf(" vmax=%.15e vmin=%.15e vabsmin=%.15e imax=%d imin=%d\n",
vmax,vmin,vabsmin,imax,imin);
printf(" vmax=%.15e vmin=%.15e vabsmin=%.15e (grib_api)\n",
grib_vmax,grib_vmin,grib_vabsmin);
printf(" vmax=%.15e vmin=%.15e vabsmin=%.15e (gribex)\n",
gribex_vmax,gribex_vmin,gribex_vabsmin);
printf("v[imax]=%.15e v[imin]=%.15e (grib_api)\n",grib_values[imax],grib_values[imin]);
printf("v[imax]=%.15e v[imin]=%.15e (gribex)\n",gribex_values[imax],gribex_values[imin]);
printf("i index oldv v gribex grib_api gribex_err grib_err\n");
if(dosort) {
grib_sort(values,index, 0, nvalues-1,1);
for (i=0; i<nvalues; i++) {
printf("%6d %6d %18.10e %18.10e %18.10e %18.10e %18.10e %18.10e \n",
i,index[i],oldvalues[index[i]],values[i],gribex_values[index[i]],grib_values[index[i]],
gribex_err[index[i]],grib_err[index[i]]);
}
} else {
for (i=0; i<nvalues; i++) {
printf("%6d %18.10e %18.10e %18.10e %18.10e %18.10e %18.10e \n",
i,oldvalues[i],values[i],gribex_values[i],grib_values[i],
gribex_err[i],grib_err[i]);
}
}
grib_context_free(c,index);
}
grib_context_free(c,grib_err);
grib_context_free(c,gribex_err);
grib_context_free(c,gribex_grib_err);
return ret;
}
void usage(char* prog) {
printf("usage: %s write_grib{1=gribex, 2=grib_api} calculateP compare_gribex_vs_grib_api dosort noise_percentage error_threshold grib_file\n",prog);
exit(1);
}
#define ISECTION_0 2
#define ISECTION_1 1024 /* beware of for ocean data */
#define ISECTION_2 3000
#define ISECTION_3 2
#define ISECTION_4 512
#define RSECTION_2 512
#define RSECTION_3 2
#define RSECTION_4 1
#define STRMAXLEN 300
int main(int argc, char* argv[]) {
long ksec0[ISECTION_0];
long ksec1[ISECTION_1];
long ksec2[ISECTION_2];
long ksec3[ISECTION_3];
long ksec4[ISECTION_4];
double rsec2[RSECTION_2];
double rsec3[RSECTION_3];
long sec4len;
long miss;
const void *msg;
char* gribex_msg;
size_t msg_len=0;
long gribex_msg_len=0;
grib_handle *h=NULL,*hgribex=NULL;
grib_context* c=NULL;
FILE* fin=NULL;
char* finname;
int err=0;
double *values=NULL,*grib_values=NULL,*gribex_values=NULL,*cvalues=NULL;
double *oldvalues=NULL;
size_t nvalues=0,nvalueso;
double r,err_threshold;
int i,count;
int noiselev,dosort;
int gribex_grib_compare=0;
int seed=1234567;
long lval=0;
int calculateP,write_grib;
int argi=0;
FILE* foutgribex=NULL;
char foutnamegribex[]="gribex_out.grib";
FILE* foutgrib=NULL;
char foutnamegrib[]="grib_api_out.grib";
long grib_decimalScaleFactor=0,grib_binaryScaleFactor=0,grib_bitsPerValue=0;
long gribex_decimalScaleFactor=0,gribex_binaryScaleFactor=0,gribex_bitsPerValue=0;
double grib_referenceValue=0,grib_laplacianOperator=0;
double gribex_referenceValue=0,gribex_laplacianOperator=0;
char name[STRMAXLEN];
size_t namelen=STRMAXLEN;
argi=0;
if (argc != 8) usage(argv[argi]);
write_grib=atoi(argv[++argi]);
calculateP=atoi(argv[++argi]);
gribex_grib_compare=atoi(argv[++argi]);
dosort=atoi(argv[++argi]);
noiselev=atoi(argv[++argi]);
err_threshold=atof(argv[++argi]);
finname=argv[++argi];
fin = fopen(finname,"rb");
if(!fin) {perror(finname);exit(1);}
c=grib_context_get_default();
srand ( seed );
/* open grib file (grib_api only)*/
count=0;
while((h = grib_handle_new_from_file(c,fin,&err)) != NULL
|| err != GRIB_SUCCESS ) {
count++;
GRIB_CHECK(grib_get_long(h,"missingValue",&miss),0);
GRIB_CHECK(grib_get_message(h,&msg,&msg_len),0);
/* decode values with grib_api*/
GRIB_CHECK(grib_get_size(h,"values",&nvalues),0);
values=(double*)grib_context_malloc(c,sizeof(double)*nvalues);
oldvalues=(double*)grib_context_malloc(c,sizeof(double)*nvalues);
if (!values) { printf("%s: memory allocation error\n",argv[0]); exit(1); }
nvalueso=nvalues;
GRIB_CHECK(grib_get_double_array(h,"values",oldvalues,&nvalueso),0);
if (nvalues !=nvalueso) {printf("wrong number of values\n");exit(1);}
/* add random noise */
if (noiselev !=0 ) {
for (i=0; i<nvalues; i++) {
r=(((double)((rand() % (2 * noiselev)) - noiselev/2 +101))/100.);
values[i] = oldvalues[i]*r;
}
} else {
for (i=0; i<nvalues; i++) {
values[i] = oldvalues[i];
}
}
cvalues = (double*)grib_context_malloc(c,sizeof(double)*(nvalues));
for (i=0; i<nvalues; i++) cvalues[i] = values[i];
/* calculate P factor */
lval=-32767;
if (calculateP)
GRIB_CHECK(grib_set_long(h,"P",lval),0);
/* encode/decode with grib_api */
GRIB_CHECK(grib_set_double_array(h,"values",values,nvalues),0);
grib_values=(double*)grib_context_malloc(c,sizeof(double)*nvalues);
if (!grib_values) { printf("%s: memory allocation error\n",argv[0]); exit(1); }
GRIB_CHECK(grib_get_double_array(h,"values",grib_values,&nvalueso),0);
/* encode/decode with gribex */
sec4len=nvalues+100000;
gribex_values = (double*)grib_context_malloc(c,sizeof(double)*(sec4len));
/* just to get the ksec ready */
gribex_msg_len=msg_len;
gribex_check(cgribex( miss, ksec0,ksec1,ksec2,rsec2,ksec3,rsec3,
ksec4,gribex_values,sec4len, (char*)msg,&gribex_msg_len,"D"));
sec4len = nvalues +100000;
gribex_msg = (char*)grib_context_malloc(c,sizeof(char)*(sec4len));
gribex_msg_len=sec4len;
gribex_check(cgribex( miss, ksec0,ksec1,ksec2,rsec2,ksec3,rsec3,
ksec4,cvalues,nvalues, (char*)gribex_msg,&gribex_msg_len,"C"));
gribex_check(cgribex( miss, ksec0,ksec1,ksec2,rsec2,ksec3,rsec3,
ksec4,gribex_values,sec4len, (char*)gribex_msg,&gribex_msg_len,"D"));
/* writing the output grib files if required */
if (write_grib == 1) {
if (!foutgribex) {
foutgribex=fopen(foutnamegribex,"wb");
if (!foutgribex) {
perror(foutnamegribex);
exit(1);
}
}
if (!foutgribex) {
printf("unable to open output file\n");
exit(1);
}
if(fwrite(gribex_msg,1,gribex_msg_len,foutgribex) != gribex_msg_len) {
perror(foutnamegribex);
exit(1);
}
}
if (write_grib == 2) {
GRIB_CHECK(grib_get_message(h,&msg,&msg_len),0);
if (!foutgrib) {
foutgrib=fopen(foutnamegrib,"wb");
if (!foutgrib) {
perror(foutnamegrib);
exit(1);
}
}
if (!foutgrib) {
printf("unable to open output file\n");
exit(1);
}
if(fwrite(msg,1,msg_len,foutgrib) != msg_len) {
perror(foutnamegrib);
exit(1);
}
}
/* statistics on values */
if (statistics(c,err_threshold,values,oldvalues,
grib_values,gribex_values,nvalues,count,dosort,gribex_grib_compare)) {
if (grib_get_string(h,"name",name,&namelen) == GRIB_SUCCESS ) {
printf("--- %s \n",name);
}
hgribex=grib_handle_new_from_message(c,gribex_msg,gribex_msg_len);
GRIB_CHECK(grib_get_long(h,"decimalScaleFactor",&grib_decimalScaleFactor),0);
GRIB_CHECK(grib_get_long(hgribex,"decimalScaleFactor",&gribex_decimalScaleFactor),0);
GRIB_CHECK(grib_get_long(h,"bitsPerValue",&grib_bitsPerValue),0);
GRIB_CHECK(grib_get_long(h,"bitsPerValue",&gribex_bitsPerValue),0);
GRIB_CHECK(grib_get_long(h,"binaryScaleFactor",&grib_binaryScaleFactor),0);
GRIB_CHECK(grib_get_long(hgribex,"binaryScaleFactor",&gribex_binaryScaleFactor),0);
GRIB_CHECK(grib_get_double(h,"referenceValue",&grib_referenceValue),0);
GRIB_CHECK(grib_get_double(hgribex,"referenceValue",&gribex_referenceValue),0);
printf("decimalScaleFactor=%ld (grib_api)\n",grib_decimalScaleFactor);
printf("decimalScaleFactor=%ld (gribex)\n",gribex_decimalScaleFactor);
printf("bitsPerValue=%ld (grib_api)\n",grib_bitsPerValue);
printf("bitsPerValue=%ld (gribex)\n",gribex_bitsPerValue);
printf("binaryScaleFactor=%ld (grib_api)\n",grib_binaryScaleFactor);
printf("binaryScaleFactor=%ld (gribex)\n",gribex_binaryScaleFactor);
printf("referenceValue=%.20e (grib_api)\n",grib_referenceValue);
printf("referenceValue=%.20e (gribex)\n",gribex_referenceValue);
if (grib_get_double(h,"laplacianOperator",&grib_laplacianOperator) == GRIB_SUCCESS ) {
grib_get_double(hgribex,"laplacianOperator",&gribex_laplacianOperator);
printf("laplacianOperator=%.20e (grib_api)\n",grib_laplacianOperator);
printf("laplacianOperator=%.20e (gribex)\n",gribex_laplacianOperator);
}
if (grib_get_long(h,"J",&lval) == GRIB_SUCCESS ) printf("J=%ld \n",lval);
if (grib_get_long(h,"K",&lval) == GRIB_SUCCESS ) printf("K=%ld \n",lval);
if (grib_get_long(h,"M",&lval) == GRIB_SUCCESS ) printf("M=%ld \n",lval);
if (grib_get_long(h,"JS",&lval) == GRIB_SUCCESS ) printf("JS=%ld \n",lval);
if (grib_get_long(h,"KS",&lval) == GRIB_SUCCESS ) printf("KS=%ld \n",lval);
if (grib_get_long(h,"MS",&lval) == GRIB_SUCCESS ) printf("MS=%ld \n",lval);
namelen=STRMAXLEN;
printf("----------------------\n");
grib_handle_delete(hgribex);
}
/* free!!!!!! */
grib_context_free(c,gribex_msg);
grib_context_free(c,values);
grib_context_free(c,cvalues);
grib_context_free(c,grib_values);
grib_context_free(c,gribex_values);
grib_handle_delete(h);
if (foutgrib) fclose(foutgrib);
if (foutgribex) fclose(foutgribex);
}
GRIB_CHECK(err,0);
return 0;
}
#else
int main(int argc, char* argv[]) {
return 0;
}
#endif
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