arm_graphic_equalizer_example_q31.c File Reference

#include <asf.h>
#include "arm_math.h"
#include "math_helper.h"

Macros
#define	BLOCKSIZE   32
#define	NUMBLOCKS   (TESTLENGTH/BLOCKSIZE)
#define	NUMSTAGES   2
#define	SNR_THRESHOLD_F32   98
#define	TESTLENGTH   320

Functions
int32_t	main (void)

Variables
static q63_t	biquadStateBand1Q31 [4 *2]
static q63_t	biquadStateBand2Q31 [4 *2]
static q31_t	biquadStateBand3Q31 [4 *2]
static q31_t	biquadStateBand4Q31 [4 *2]
static q31_t	biquadStateBand5Q31 [4 *2]
const q31_t	coeffTable [950]
int	gainDB [5] = {0, -3, 6, 4, -6}
q31_t	inputQ31 [BLOCKSIZE]
q31_t	outputQ31 [BLOCKSIZE]
float32_t	snr
float32_t	testInput_f32 [TESTLENGTH]
static float32_t	testOutput [TESTLENGTH]
float32_t	testRefOutput_f32 [TESTLENGTH]

#define BLOCKSIZE   32

Referenced by main().

#define NUMBLOCKS   (TESTLENGTH/BLOCKSIZE)

Referenced by main().

#define NUMSTAGES   2

Referenced by main().

#define SNR_THRESHOLD_F32   98

Referenced by main().

#define TESTLENGTH   320

Referenced by main().

int32_t main

(

void

)

References arm_snr_f32(), biquadStateBand1Q31, biquadStateBand2Q31, biquadStateBand3Q31, biquadStateBand4Q31, biquadStateBand5Q31, BLOCKSIZE, coeffTable, gainDB, inputQ31, NUMBLOCKS, NUMSTAGES, outputQ31, snr, SNR_THRESHOLD_F32, status, testInput_f32, TESTLENGTH, testOutput, and testRefOutput_f32.

q63_t biquadStateBand1Q31[4 *2]

static

Referenced by main().

q63_t biquadStateBand2Q31[4 *2]

static

Referenced by main().

q31_t biquadStateBand3Q31[4 *2]

static

Referenced by main().

q31_t biquadStateBand4Q31[4 *2]

static

Referenced by main().

q31_t biquadStateBand5Q31[4 *2]

static

Referenced by main().

const q31_t coeffTable[950]

Referenced by main().

int gainDB[5] = {0, -3, 6, 4, -6}

Referenced by main().

q31_t inputQ31[BLOCKSIZE]

Referenced by main().

q31_t outputQ31[BLOCKSIZE]

Referenced by main().

float32_t snr

float32_t testInput_f32[TESTLENGTH]

Referenced by main().

float32_t testOutput[TESTLENGTH]

static

float32_t testRefOutput_f32[TESTLENGTH]

Referenced by main().