CMSIS-DSP: reduced arm_linear_interep_table for arm_linear_interp_example.

pull/19/head
GuentherMartin 6 years ago
parent f51e95f5a8
commit b72b4e46e9

@ -1,8 +1,8 @@
/* ----------------------------------------------------------------------
* Copyright (C) 2010-2012 ARM Limited. All rights reserved.
* Copyright (C) 2010-2020 ARM Limited. All rights reserved.
*
* $Date: 17. January 2013
* $Revision: V1.4.0
* $Date: 23. March 2020
* $Revision: V1.7.0
*
* Project: CMSIS DSP Library
* Title: arm_linear_interp_example_f32.c
@ -10,7 +10,7 @@
* Description: Example code demonstrating usage of sin function
* and uses linear interpolation to get higher precision
*
* Target Processor: Cortex-M4/Cortex-M3
* Target Processor: Cortex-M55/Cortex-M7/Cortex-M4/Cortex-M3/Cortex-M0
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
@ -93,7 +93,7 @@
#define SNR_THRESHOLD 90
#define TEST_LENGTH_SAMPLES 10
#define XSPACING (0.00005f)
#define XSPACING (0.005f)
/* ----------------------------------------------------------------------
* Test input data for F32 SIN function
@ -136,7 +136,7 @@ float32_t testLinIntOutput[TEST_LENGTH_SAMPLES];
/*------------------------------------------------------------------------------
* External table used for linear interpolation
*------------------------------------------------------------------------------*/
extern const float arm_linear_interep_table[188495];
extern const float arm_linear_interep_table[1884];
/* ----------------------------------------------------------------------
* Global Variables for caluclating SNR's for Method1 & Method 2
@ -152,7 +152,7 @@ int32_t main(void)
uint32_t i;
arm_status status;
arm_linear_interp_instance_f32 S = {188495, -3.141592653589793238, XSPACING, (float*)&arm_linear_interep_table[0]};
arm_linear_interp_instance_f32 S = {1884, -3.141592653589793238, XSPACING, (float*)&arm_linear_interep_table[0]};
/*------------------------------------------------------------------------------
* Method 1: Test out Calculated from Cubic Interpolation
@ -185,7 +185,7 @@ int32_t main(void)
* Initialise status depending on SNR calculations
*------------------------------------------------------------------------------*/
status = (snr2 <= snr1) ? ARM_MATH_TEST_FAILURE : ARM_MATH_SUCCESS;
if (status != ARM_MATH_SUCCESS)
{
#if defined (SEMIHOSTING)

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