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interpolation_functions.h File Reference

Data Structures

struct  arm_linear_interp_instance_f32
 Instance structure for the floating-point Linear Interpolate function. More...
 
struct  arm_bilinear_interp_instance_f32
 Instance structure for the floating-point bilinear interpolation function. More...
 
struct  arm_bilinear_interp_instance_q31
 Instance structure for the Q31 bilinear interpolation function. More...
 
struct  arm_bilinear_interp_instance_q15
 Instance structure for the Q15 bilinear interpolation function. More...
 
struct  arm_bilinear_interp_instance_q7
 Instance structure for the Q15 bilinear interpolation function. More...
 
struct  arm_spline_instance_f32
 Instance structure for the floating-point cubic spline interpolation. More...
 

Enumerations

enum  arm_spline_type
 Struct for specifying cubic spline type. More...
 

Functions

void arm_spline_f32 (arm_spline_instance_f32 *S, const float32_t *xq, float32_t *pDst, uint32_t blockSize)
 Processing function for the floating-point cubic spline interpolation. More...
 
void arm_spline_init_f32 (arm_spline_instance_f32 *S, arm_spline_type type, const float32_t *x, const float32_t *y, uint32_t n, float32_t *coeffs, float32_t *tempBuffer)
 Initialization function for the floating-point cubic spline interpolation. More...
 
float32_t arm_linear_interp_f32 (arm_linear_interp_instance_f32 *S, float32_t x)
 Process function for the floating-point Linear Interpolation Function. More...
 
q31_t arm_linear_interp_q31 (const q31_t *pYData, q31_t x, uint32_t nValues)
 Process function for the Q31 Linear Interpolation Function. More...
 
q15_t arm_linear_interp_q15 (const q15_t *pYData, q31_t x, uint32_t nValues)
 Process function for the Q15 Linear Interpolation Function. More...
 
q7_t arm_linear_interp_q7 (const q7_t *pYData, q31_t x, uint32_t nValues)
 Process function for the Q7 Linear Interpolation Function. More...
 
float32_t arm_bilinear_interp_f32 (const arm_bilinear_interp_instance_f32 *S, float32_t X, float32_t Y)
 Floating-point bilinear interpolation. More...
 
q31_t arm_bilinear_interp_q31 (arm_bilinear_interp_instance_q31 *S, q31_t X, q31_t Y)
 Q31 bilinear interpolation. More...
 
q15_t arm_bilinear_interp_q15 (arm_bilinear_interp_instance_q15 *S, q31_t X, q31_t Y)
 Q15 bilinear interpolation. More...
 
q7_t arm_bilinear_interp_q7 (arm_bilinear_interp_instance_q7 *S, q31_t X, q31_t Y)
 Q7 bilinear interpolation. More...
 

Enumeration Type Documentation

Enumerator
ARM_SPLINE_NATURAL 

Natural spline

ARM_SPLINE_PARABOLIC_RUNOUT 

Parabolic runout spline