cog/Frameworks/libcelt_0061/celt-0.6.1/tests/laplace-test.c

60 lines
1.2 KiB
C
Raw Normal View History

2021-05-18 07:38:39 +00:00
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include "laplace.h"
#define CELT_C
#include "../libcelt/stack_alloc.h"
#include "../libcelt/rangeenc.c"
#include "../libcelt/rangedec.c"
#include "../libcelt/entenc.c"
#include "../libcelt/entdec.c"
#include "../libcelt/entcode.c"
#include "../libcelt/laplace.c"
int main(void)
{
int i;
int ret = 0;
ec_enc enc;
ec_dec dec;
ec_byte_buffer buf;
int val[10000], decay[10000];
ALLOC_STACK;
ec_byte_writeinit(&buf);
ec_enc_init(&enc,&buf);
val[0] = 3; decay[0] = 6000;
val[1] = 0; decay[1] = 5800;
val[2] = -1; decay[2] = 5600;
for (i=3;i<10000;i++)
{
val[i] = rand()%15-7;
decay[i] = rand()%11000+5000;
}
for (i=0;i<10000;i++)
ec_laplace_encode(&enc, &val[i], decay[i]);
ec_enc_done(&enc);
ec_byte_readinit(&buf,ec_byte_get_buffer(&buf),ec_byte_bytes(&buf));
ec_dec_init(&dec,&buf);
for (i=0;i<10000;i++)
{
int d = ec_laplace_decode(&dec, decay[i]);
if (d != val[i])
{
fprintf (stderr, "Got %d instead of %d\n", d, val[i]);
ret = 1;
}
}
ec_byte_writeclear(&buf);
return ret;
}