145 lines
3.1 KiB
C++
Executable File
145 lines
3.1 KiB
C++
Executable File
#include "FIRF64.h"
|
|
#include <stdio.h>
|
|
#include "Error.h"
|
|
|
|
#define SNR_THRESHOLD 310
|
|
|
|
/*
|
|
|
|
Reference patterns are generated with
|
|
a double precision computation.
|
|
|
|
*/
|
|
#define REL_ERROR (2.0e-14)
|
|
|
|
|
|
static void checkInnerTail(float64_t *b)
|
|
{
|
|
ASSERT_TRUE(b[0] == 0.0);
|
|
ASSERT_TRUE(b[1] == 0.0);
|
|
}
|
|
|
|
// Coef must be padded to a multiple of 4
|
|
#define FIRCOEFPADDING 2
|
|
|
|
void FIRF64::test_fir_f64()
|
|
{
|
|
|
|
|
|
const int16_t *configp = configs.ptr();
|
|
float64_t *statep = state.ptr();
|
|
const float64_t *orgcoefsp = coefs.ptr();
|
|
|
|
const float64_t *coefsp;
|
|
const float64_t *inputp = inputs.ptr();
|
|
|
|
float64_t *outp = output.ptr();
|
|
|
|
unsigned long i;
|
|
|
|
int blockSize;
|
|
int numTaps;
|
|
|
|
|
|
|
|
/*
|
|
|
|
Python script is generating different tests with
|
|
different blockSize and numTaps.
|
|
|
|
We loop on those configs.
|
|
|
|
*/
|
|
for(i=0; i < configs.nbSamples() ; i += 2)
|
|
{
|
|
|
|
blockSize = configp[0];
|
|
numTaps = configp[1];
|
|
|
|
coefsp = orgcoefsp;
|
|
|
|
/*
|
|
|
|
The filter is initialized with the coefs, blockSize and numTaps.
|
|
|
|
*/
|
|
arm_fir_init_f64(&this->S,numTaps,coefsp,statep,blockSize);
|
|
|
|
/*
|
|
|
|
Input pointer is reset since the same input pattern is used
|
|
|
|
*/
|
|
inputp = inputs.ptr();
|
|
|
|
|
|
/*
|
|
|
|
Python script is filtering a 2*blockSize number of samples.
|
|
We do the same filtering in two pass to check (indirectly that
|
|
the state management of the fir is working.)
|
|
|
|
*/
|
|
|
|
|
|
arm_fir_f64(&this->S,inputp,outp,blockSize);
|
|
|
|
outp += blockSize;
|
|
checkInnerTail(outp);
|
|
|
|
inputp += blockSize;
|
|
arm_fir_f64(&this->S,inputp,outp,blockSize);
|
|
outp += blockSize;
|
|
checkInnerTail(outp);
|
|
|
|
configp += 2;
|
|
orgcoefsp += numTaps;
|
|
|
|
}
|
|
|
|
|
|
ASSERT_EMPTY_TAIL(output);
|
|
|
|
ASSERT_SNR(output,ref,(float64_t)SNR_THRESHOLD);
|
|
|
|
ASSERT_REL_ERROR(output,ref,REL_ERROR);
|
|
|
|
}
|
|
|
|
|
|
void FIRF64::setUp(Testing::testID_t id,std::vector<Testing::param_t>& params,Client::PatternMgr *mgr)
|
|
{
|
|
|
|
(void)params;
|
|
|
|
switch(id)
|
|
{
|
|
case FIRF64::TEST_FIR_F64_1:
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
inputs.reload(FIRF64::FIRINPUTS_F64_ID,mgr);
|
|
coefs.reload(FIRF64::FIRCOEFS_F64_ID,mgr);
|
|
configs.reload(FIRF64::FIRCONFIGS_S16_ID,mgr);
|
|
ref.reload(FIRF64::FIRREFS_F64_ID,mgr);
|
|
|
|
output.create(ref.nbSamples(),FIRF64::OUT_F64_ID,mgr);
|
|
/* Max 2*blockSize + numTaps - 1 as generated by Python script
|
|
A temp buffer blockSize is used by Helium implementation.
|
|
It is at beginning of state buffer and is NOT the state
|
|
of the FIR which is in the following part.
|
|
*/
|
|
state.create(47+47,FIRF64::OUT_F64_ID,mgr);
|
|
|
|
|
|
|
|
}
|
|
|
|
void FIRF64::tearDown(Testing::testID_t id,Client::PatternMgr *mgr)
|
|
{
|
|
(void)id;
|
|
output.dump(mgr);
|
|
}
|