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/**
* @file test/aulevel.c Baresip selftest -- audio levels
*
* Copyright (C) 2010 - 2017 Alfred E. Heggestad
*/
#include <re.h>
#include <rem.h>
#include <baresip.h>
#include "test.h"
#define DEBUG_MODULE "aulevel"
#define DEBUG_LEVEL 5
#include <re_dbg.h>
#define PREC .6
int test_aulevel(void)
{
static const struct {
int16_t sampv[2];
double level;
} testv[] = {
{ { 0, -0}, -96.0 },
{ { 0, 1}, -93.0 },
{ { 1, -1}, -90.0 },
{ { 2, -2}, -84.0 },
{ { 4, -4}, -78.0 },
{ { 8, -8}, -72.0 },
{ { 16, -16}, -66.0 },
{ { 32, -32}, -60.0 },
{ { 64, -64}, -54.0 },
{ { 128, -128}, -48.0 },
{ { 256, -256}, -42.0 },
{ { 512, -512}, -36.0 },
{ { 1024, -1024}, -30.0 },
{ { 2048, -2048}, -24.0 },
{ { 4096, -4096}, -18.0 },
{ { 8192, -8192}, -12.0 },
{ {16384, -16384}, -6.0 },
{ {32767, -32768}, 0.0 },
};
size_t i;
int err = 0;
for (i=0; i<ARRAY_SIZE(testv); i++) {
double level;
level = aulevel_calc_dbov(AUFMT_S16LE, testv[i].sampv,
ARRAY_SIZE(testv[i].sampv));
ASSERT_DOUBLE_EQ(testv[i].level, level, PREC);
}
out:
return err;
}
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