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CMSIS-DSP/PythonWrapper/cmsisdsp_pkg/src/cmsisdsp_interpolation.c

952 lines
22 KiB
C

/* ----------------------------------------------------------------------
* Project: CMSIS DSP Python Wrapper
* Title: cmsismodule.h
* Description: C code for the CMSIS-DSP Python wrapper
*
* $Date: 27 April 2021
* $Revision: V1.0
*
* Target Processor: Cortex-M cores
* -------------------------------------------------------------------- */
/*
* Copyright (C) 2010-2021 ARM Limited or its affiliates. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an AS IS BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#define MODNAME "cmsisdsp_interpolation"
#define MODINITNAME cmsisdsp_interpolation
#include "cmsisdsp_module.h"
NUMPYVECTORFROMBUFFER(f32,float32_t,NPY_FLOAT);
typedef struct {
PyObject_HEAD
arm_linear_interp_instance_f32 *instance;
} dsp_arm_linear_interp_instance_f32Object;
static void
arm_linear_interp_instance_f32_dealloc(dsp_arm_linear_interp_instance_f32Object* self)
{
//printf("Dealloc called\n");
if (self->instance)
{
if (self->instance->pYData)
{
PyMem_Free(self->instance->pYData);
}
PyMem_Free(self->instance);
}
Py_TYPE(self)->tp_free((PyObject*)self);
}
static PyObject *
arm_linear_interp_instance_f32_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
dsp_arm_linear_interp_instance_f32Object *self;
//printf("New called\n");
self = (dsp_arm_linear_interp_instance_f32Object *)type->tp_alloc(type, 0);
//printf("alloc called\n");
if (self != NULL) {
self->instance = PyMem_Malloc(sizeof(arm_linear_interp_instance_f32));
self->instance->pYData = NULL;
}
return (PyObject *)self;
}
static int
arm_linear_interp_instance_f32_init(dsp_arm_linear_interp_instance_f32Object *self, PyObject *args, PyObject *kwds)
{
PyObject *pYData=NULL;
char *kwlist[] = {
"nValues","x1","xSpacing","pYData",NULL
};
if (PyArg_ParseTupleAndKeywords(args, kwds, "|iffO", kwlist,&self->instance->nValues
,&self->instance->x1
,&self->instance->xSpacing
,&pYData
))
{
INITARRAYFIELD(pYData,NPY_DOUBLE,double,float32_t);
}
return 0;
}
GETFIELD(arm_linear_interp_instance_f32,nValues,"i");
GETFIELD(arm_linear_interp_instance_f32,x1,"f");
GETFIELD(arm_linear_interp_instance_f32,xSpacing,"f");
static PyMethodDef arm_linear_interp_instance_f32_methods[] = {
{"nValues", (PyCFunction) Method_arm_linear_interp_instance_f32_nValues,METH_NOARGS,"nValues"},
{"x1", (PyCFunction) Method_arm_linear_interp_instance_f32_x1,METH_NOARGS,"x1"},
{"xSpacing", (PyCFunction) Method_arm_linear_interp_instance_f32_xSpacing,METH_NOARGS,"xSpacing"},
{NULL} /* Sentinel */
};
DSPType(arm_linear_interp_instance_f32,arm_linear_interp_instance_f32_new,arm_linear_interp_instance_f32_dealloc,arm_linear_interp_instance_f32_init,arm_linear_interp_instance_f32_methods);
typedef struct {
PyObject_HEAD
arm_bilinear_interp_instance_f32 *instance;
} dsp_arm_bilinear_interp_instance_f32Object;
static void
arm_bilinear_interp_instance_f32_dealloc(dsp_arm_bilinear_interp_instance_f32Object* self)
{
//printf("Dealloc called\n");
if (self->instance)
{
if (self->instance->pData)
{
PyMem_Free(self->instance->pData);
}
PyMem_Free(self->instance);
}
Py_TYPE(self)->tp_free((PyObject*)self);
}
static PyObject *
arm_bilinear_interp_instance_f32_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
dsp_arm_bilinear_interp_instance_f32Object *self;
//printf("New called\n");
self = (dsp_arm_bilinear_interp_instance_f32Object *)type->tp_alloc(type, 0);
//printf("alloc called\n");
if (self != NULL) {
self->instance = PyMem_Malloc(sizeof(arm_bilinear_interp_instance_f32));
self->instance->pData = NULL;
}
return (PyObject *)self;
}
static int
arm_bilinear_interp_instance_f32_init(dsp_arm_bilinear_interp_instance_f32Object *self, PyObject *args, PyObject *kwds)
{
PyObject *pData=NULL;
char *kwlist[] = {
"numRows","numCols","pData",NULL
};
if (PyArg_ParseTupleAndKeywords(args, kwds, "|hhO", kwlist,&self->instance->numRows
,&self->instance->numCols
,&pData
))
{
INITARRAYFIELD(pData,NPY_DOUBLE,double,float32_t);
}
return 0;
}
GETFIELD(arm_bilinear_interp_instance_f32,numRows,"h");
GETFIELD(arm_bilinear_interp_instance_f32,numCols,"h");
static PyMethodDef arm_bilinear_interp_instance_f32_methods[] = {
{"numRows", (PyCFunction) Method_arm_bilinear_interp_instance_f32_numRows,METH_NOARGS,"numRows"},
{"numCols", (PyCFunction) Method_arm_bilinear_interp_instance_f32_numCols,METH_NOARGS,"numCols"},
{NULL} /* Sentinel */
};
DSPType(arm_bilinear_interp_instance_f32,arm_bilinear_interp_instance_f32_new,arm_bilinear_interp_instance_f32_dealloc,arm_bilinear_interp_instance_f32_init,arm_bilinear_interp_instance_f32_methods);
typedef struct {
PyObject_HEAD
arm_bilinear_interp_instance_q31 *instance;
} dsp_arm_bilinear_interp_instance_q31Object;
static void
arm_bilinear_interp_instance_q31_dealloc(dsp_arm_bilinear_interp_instance_q31Object* self)
{
//printf("Dealloc called\n");
if (self->instance)
{
if (self->instance->pData)
{
PyMem_Free(self->instance->pData);
}
PyMem_Free(self->instance);
}
Py_TYPE(self)->tp_free((PyObject*)self);
}
static PyObject *
arm_bilinear_interp_instance_q31_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
dsp_arm_bilinear_interp_instance_q31Object *self;
//printf("New called\n");
self = (dsp_arm_bilinear_interp_instance_q31Object *)type->tp_alloc(type, 0);
//printf("alloc called\n");
if (self != NULL) {
self->instance = PyMem_Malloc(sizeof(arm_bilinear_interp_instance_q31));
self->instance->pData = NULL;
}
return (PyObject *)self;
}
static int
arm_bilinear_interp_instance_q31_init(dsp_arm_bilinear_interp_instance_q31Object *self, PyObject *args, PyObject *kwds)
{
PyObject *pData=NULL;
char *kwlist[] = {
"numRows","numCols","pData",NULL
};
if (PyArg_ParseTupleAndKeywords(args, kwds, "|hhO", kwlist,&self->instance->numRows
,&self->instance->numCols
,&pData
))
{
INITARRAYFIELD(pData,NPY_INT32,int32_t,int32_t);
}
return 0;
}
GETFIELD(arm_bilinear_interp_instance_q31,numRows,"h");
GETFIELD(arm_bilinear_interp_instance_q31,numCols,"h");
static PyMethodDef arm_bilinear_interp_instance_q31_methods[] = {
{"numRows", (PyCFunction) Method_arm_bilinear_interp_instance_q31_numRows,METH_NOARGS,"numRows"},
{"numCols", (PyCFunction) Method_arm_bilinear_interp_instance_q31_numCols,METH_NOARGS,"numCols"},
{NULL} /* Sentinel */
};
DSPType(arm_bilinear_interp_instance_q31,arm_bilinear_interp_instance_q31_new,arm_bilinear_interp_instance_q31_dealloc,arm_bilinear_interp_instance_q31_init,arm_bilinear_interp_instance_q31_methods);
typedef struct {
PyObject_HEAD
arm_bilinear_interp_instance_q15 *instance;
} dsp_arm_bilinear_interp_instance_q15Object;
static void
arm_bilinear_interp_instance_q15_dealloc(dsp_arm_bilinear_interp_instance_q15Object* self)
{
//printf("Dealloc called\n");
if (self->instance)
{
if (self->instance->pData)
{
PyMem_Free(self->instance->pData);
}
PyMem_Free(self->instance);
}
Py_TYPE(self)->tp_free((PyObject*)self);
}
static PyObject *
arm_bilinear_interp_instance_q15_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
dsp_arm_bilinear_interp_instance_q15Object *self;
//printf("New called\n");
self = (dsp_arm_bilinear_interp_instance_q15Object *)type->tp_alloc(type, 0);
//printf("alloc called\n");
if (self != NULL) {
self->instance = PyMem_Malloc(sizeof(arm_bilinear_interp_instance_q15));
self->instance->pData = NULL;
}
return (PyObject *)self;
}
static int
arm_bilinear_interp_instance_q15_init(dsp_arm_bilinear_interp_instance_q15Object *self, PyObject *args, PyObject *kwds)
{
PyObject *pData=NULL;
char *kwlist[] = {
"numRows","numCols","pData",NULL
};
if (PyArg_ParseTupleAndKeywords(args, kwds, "|hhO", kwlist,&self->instance->numRows
,&self->instance->numCols
,&pData
))
{
INITARRAYFIELD(pData,NPY_INT16,int16_t,int16_t);
}
return 0;
}
GETFIELD(arm_bilinear_interp_instance_q15,numRows,"h");
GETFIELD(arm_bilinear_interp_instance_q15,numCols,"h");
static PyMethodDef arm_bilinear_interp_instance_q15_methods[] = {
{"numRows", (PyCFunction) Method_arm_bilinear_interp_instance_q15_numRows,METH_NOARGS,"numRows"},
{"numCols", (PyCFunction) Method_arm_bilinear_interp_instance_q15_numCols,METH_NOARGS,"numCols"},
{NULL} /* Sentinel */
};
DSPType(arm_bilinear_interp_instance_q15,arm_bilinear_interp_instance_q15_new,arm_bilinear_interp_instance_q15_dealloc,arm_bilinear_interp_instance_q15_init,arm_bilinear_interp_instance_q15_methods);
typedef struct {
PyObject_HEAD
arm_bilinear_interp_instance_q7 *instance;
} dsp_arm_bilinear_interp_instance_q7Object;
static void
arm_bilinear_interp_instance_q7_dealloc(dsp_arm_bilinear_interp_instance_q7Object* self)
{
//printf("Dealloc called\n");
if (self->instance)
{
if (self->instance->pData)
{
PyMem_Free(self->instance->pData);
}
PyMem_Free(self->instance);
}
Py_TYPE(self)->tp_free((PyObject*)self);
}
static PyObject *
arm_bilinear_interp_instance_q7_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
dsp_arm_bilinear_interp_instance_q7Object *self;
//printf("New called\n");
self = (dsp_arm_bilinear_interp_instance_q7Object *)type->tp_alloc(type, 0);
//printf("alloc called\n");
if (self != NULL) {
self->instance = PyMem_Malloc(sizeof(arm_bilinear_interp_instance_q7));
self->instance->pData = NULL;
}
return (PyObject *)self;
}
static int
arm_bilinear_interp_instance_q7_init(dsp_arm_bilinear_interp_instance_q7Object *self, PyObject *args, PyObject *kwds)
{
PyObject *pData=NULL;
char *kwlist[] = {
"numRows","numCols","pData",NULL
};
if (PyArg_ParseTupleAndKeywords(args, kwds, "|hhO", kwlist,&self->instance->numRows
,&self->instance->numCols
,&pData
))
{
INITARRAYFIELD(pData,NPY_BYTE,int8_t,q7_t);
}
return 0;
}
GETFIELD(arm_bilinear_interp_instance_q7,numRows,"h");
GETFIELD(arm_bilinear_interp_instance_q7,numCols,"h");
static PyMethodDef arm_bilinear_interp_instance_q7_methods[] = {
{"numRows", (PyCFunction) Method_arm_bilinear_interp_instance_q7_numRows,METH_NOARGS,"numRows"},
{"numCols", (PyCFunction) Method_arm_bilinear_interp_instance_q7_numCols,METH_NOARGS,"numCols"},
{NULL} /* Sentinel */
};
DSPType(arm_bilinear_interp_instance_q7,arm_bilinear_interp_instance_q7_new,arm_bilinear_interp_instance_q7_dealloc,arm_bilinear_interp_instance_q7_init,arm_bilinear_interp_instance_q7_methods);
typedef struct {
PyObject_HEAD
arm_spline_instance_f32 *instance;
} dsp_arm_spline_instance_f32Object;
static void
arm_spline_instance_f32_dealloc(dsp_arm_spline_instance_f32Object* self)
{
//printf("Dealloc called\n");
if (self->instance)
{
if (self->instance->x)
{
PyMem_Free((float32_t *)self->instance->x);
}
if (self->instance->y)
{
PyMem_Free((float32_t *)self->instance->y);
}
if (self->instance->coeffs)
{
PyMem_Free((float32_t *)self->instance->coeffs);
}
PyMem_Free(self->instance);
}
Py_TYPE(self)->tp_free((PyObject*)self);
}
static PyObject *
arm_spline_instance_f32_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
dsp_arm_spline_instance_f32Object *self;
//printf("New called\n");
self = (dsp_arm_spline_instance_f32Object *)type->tp_alloc(type, 0);
//printf("alloc called\n");
if (self != NULL) {
self->instance = PyMem_Malloc(sizeof(arm_spline_instance_f32));
self->instance->x = NULL;
self->instance->y = NULL;
self->instance->coeffs = NULL;
}
return (PyObject *)self;
}
static int
arm_spline_instance_f32_init(dsp_arm_spline_instance_f32Object *self, PyObject *args, PyObject *kwds)
{
PyObject *x=NULL;
PyObject *y=NULL;
char *kwlist[] = {
"type","x","y","n_x",NULL
};
if (PyArg_ParseTupleAndKeywords(args, kwds, "|iOOi", kwlist,&self->instance->type
,&x
,&y
,&self->instance->type
))
{
INITARRAYFIELD(x,NPY_DOUBLE,double,float32_t);
INITARRAYFIELD(y,NPY_DOUBLE,double,float32_t);
}
return 0;
}
GETFIELD(arm_spline_instance_f32,type,"i");
GETFIELD(arm_spline_instance_f32,n_x,"i");
static PyMethodDef arm_spline_instance_f32_methods[] = {
{"type", (PyCFunction) Method_arm_spline_instance_f32_type,METH_NOARGS,"type"},
{"n_x", (PyCFunction) Method_arm_spline_instance_f32_n_x,METH_NOARGS,"n_x"},
{NULL} /* Sentinel */
};
DSPType(arm_spline_instance_f32,arm_spline_instance_f32_new,arm_spline_instance_f32_dealloc,arm_spline_instance_f32_init,arm_spline_instance_f32_methods);
void typeRegistration(PyObject *module) {
ADDTYPE(arm_linear_interp_instance_f32);
ADDTYPE(arm_bilinear_interp_instance_f32);
ADDTYPE(arm_bilinear_interp_instance_q31);
ADDTYPE(arm_bilinear_interp_instance_q15);
ADDTYPE(arm_bilinear_interp_instance_q7);
ADDTYPE(arm_spline_instance_f32);
}
static PyObject *
cmsis_arm_linear_interp_f32(PyObject *obj, PyObject *args)
{
PyObject *S=NULL; // input
float32_t x; // input
if (PyArg_ParseTuple(args,"Of",&S,&x))
{
dsp_arm_linear_interp_instance_f32Object *selfS = (dsp_arm_linear_interp_instance_f32Object *)S;
float32_t returnValue = arm_linear_interp_f32(selfS->instance,x);
PyObject* theReturnOBJ=Py_BuildValue("f",returnValue);
PyObject *pythonResult = Py_BuildValue("O",theReturnOBJ);
Py_DECREF(theReturnOBJ);
return(pythonResult);
}
return(NULL);
}
static PyObject *
cmsis_arm_linear_interp_q31(PyObject *obj, PyObject *args)
{
PyObject *pYData=NULL; // input
q31_t *pYData_converted=NULL; // input
q31_t x; // input
uint32_t nValues; // input
if (PyArg_ParseTuple(args,"Oii",&pYData,&x,&nValues))
{
GETARGUMENT(pYData,NPY_INT32,int32_t,int32_t);
q31_t returnValue = arm_linear_interp_q31(pYData_converted,x,nValues);
PyObject* theReturnOBJ=Py_BuildValue("i",returnValue);
PyObject *pythonResult = Py_BuildValue("O",theReturnOBJ);
Py_DECREF(theReturnOBJ);
FREEARGUMENT(pYData_converted);
return(pythonResult);
}
return(NULL);
}
static PyObject *
cmsis_arm_linear_interp_q15(PyObject *obj, PyObject *args)
{
PyObject *pYData=NULL; // input
q15_t *pYData_converted=NULL; // input
q31_t x; // input
uint32_t nValues; // input
if (PyArg_ParseTuple(args,"Oii",&pYData,&x,&nValues))
{
GETARGUMENT(pYData,NPY_INT16,int16_t,int16_t);
q15_t returnValue = arm_linear_interp_q15(pYData_converted,x,nValues);
PyObject* theReturnOBJ=Py_BuildValue("h",returnValue);
PyObject *pythonResult = Py_BuildValue("O",theReturnOBJ);
Py_DECREF(theReturnOBJ);
FREEARGUMENT(pYData_converted);
return(pythonResult);
}
return(NULL);
}
static PyObject *
cmsis_arm_linear_interp_q7(PyObject *obj, PyObject *args)
{
PyObject *pYData=NULL; // input
q7_t *pYData_converted=NULL; // input
q31_t x; // input
uint32_t nValues; // input
if (PyArg_ParseTuple(args,"Oii",&pYData,&x,&nValues))
{
GETARGUMENT(pYData,NPY_BYTE,int8_t,q7_t);
q7_t returnValue = arm_linear_interp_q7(pYData_converted,x,nValues);
PyObject* theReturnOBJ=Py_BuildValue("i",returnValue);
PyObject *pythonResult = Py_BuildValue("O",theReturnOBJ);
Py_DECREF(theReturnOBJ);
FREEARGUMENT(pYData_converted);
return(pythonResult);
}
return(NULL);
}
static PyObject *
cmsis_arm_bilinear_interp_f32(PyObject *obj, PyObject *args)
{
PyObject *S=NULL; // input
float32_t X; // input
float32_t Y; // input
if (PyArg_ParseTuple(args,"Off",&S,&X,&Y))
{
dsp_arm_bilinear_interp_instance_f32Object *selfS = (dsp_arm_bilinear_interp_instance_f32Object *)S;
float32_t returnValue = arm_bilinear_interp_f32(selfS->instance,X,Y);
PyObject* theReturnOBJ=Py_BuildValue("f",returnValue);
PyObject *pythonResult = Py_BuildValue("O",theReturnOBJ);
Py_DECREF(theReturnOBJ);
return(pythonResult);
}
return(NULL);
}
static PyObject *
cmsis_arm_bilinear_interp_q31(PyObject *obj, PyObject *args)
{
PyObject *S=NULL; // input
q31_t X; // input
q31_t Y; // input
if (PyArg_ParseTuple(args,"Oii",&S,&X,&Y))
{
dsp_arm_bilinear_interp_instance_q31Object *selfS = (dsp_arm_bilinear_interp_instance_q31Object *)S;
q31_t returnValue = arm_bilinear_interp_q31(selfS->instance,X,Y);
PyObject* theReturnOBJ=Py_BuildValue("i",returnValue);
PyObject *pythonResult = Py_BuildValue("O",theReturnOBJ);
Py_DECREF(theReturnOBJ);
return(pythonResult);
}
return(NULL);
}
static PyObject *
cmsis_arm_bilinear_interp_q15(PyObject *obj, PyObject *args)
{
PyObject *S=NULL; // input
q31_t X; // input
q31_t Y; // input
if (PyArg_ParseTuple(args,"Oii",&S,&X,&Y))
{
dsp_arm_bilinear_interp_instance_q15Object *selfS = (dsp_arm_bilinear_interp_instance_q15Object *)S;
q15_t returnValue = arm_bilinear_interp_q15(selfS->instance,X,Y);
PyObject* theReturnOBJ=Py_BuildValue("h",returnValue);
PyObject *pythonResult = Py_BuildValue("O",theReturnOBJ);
Py_DECREF(theReturnOBJ);
return(pythonResult);
}
return(NULL);
}
static PyObject *
cmsis_arm_bilinear_interp_q7(PyObject *obj, PyObject *args)
{
PyObject *S=NULL; // input
q31_t X; // input
q31_t Y; // input
if (PyArg_ParseTuple(args,"Oii",&S,&X,&Y))
{
dsp_arm_bilinear_interp_instance_q7Object *selfS = (dsp_arm_bilinear_interp_instance_q7Object *)S;
q7_t returnValue = arm_bilinear_interp_q7(selfS->instance,X,Y);
PyObject* theReturnOBJ=Py_BuildValue("i",returnValue);
PyObject *pythonResult = Py_BuildValue("O",theReturnOBJ);
Py_DECREF(theReturnOBJ);
return(pythonResult);
}
return(NULL);
}
static PyObject *
cmsis_arm_spline_init_f32(PyObject *obj, PyObject *args)
{
PyObject *S=NULL; // input
uint32_t type;
PyObject *pX=NULL; // input
float32_t *pX_converted=NULL; // input
PyObject *pY=NULL; // input
float32_t *pY_converted=NULL; // input
uint32_t n;
if (PyArg_ParseTuple(args,"OiOO",&S,&type,&pX,&pY))
{
dsp_arm_spline_instance_f32Object *selfS = (dsp_arm_spline_instance_f32Object *)S;
GETARGUMENT(pX,NPY_DOUBLE,double,float32_t);
GETARGUMENT(pY,NPY_DOUBLE,double,float32_t);
n = arraySizepX ;
float32_t * coeffs=PyMem_Malloc(sizeof(float32_t)*n*3);
float32_t * tempBuffer=PyMem_Malloc(sizeof(float32_t)*n*2);
arm_spline_init_f32(selfS->instance,
type,pX_converted,pY_converted,n,coeffs,tempBuffer);
PyObject* theReturnOBJ=Py_BuildValue("i",0);
PyObject *pythonResult = Py_BuildValue("O",theReturnOBJ);
Py_DECREF(theReturnOBJ);
PyMem_Free(tempBuffer);
return(pythonResult);
}
return(NULL);
}
static PyObject *
cmsis_arm_spline_f32(PyObject *obj, PyObject *args)
{
PyObject *S=NULL; // input
PyObject *pSrc=NULL; // input
float32_t *pSrc_converted=NULL; // input
float32_t *pDst=NULL; // output
uint32_t blockSize; // input
if (PyArg_ParseTuple(args,"OO",&S,&pSrc))
{
dsp_arm_spline_instance_f32Object *selfS = (dsp_arm_spline_instance_f32Object *)S;
GETARGUMENT(pSrc,NPY_DOUBLE,double,float32_t);
blockSize = arraySizepSrc ;
pDst=PyMem_Malloc(sizeof(float32_t)*blockSize);
arm_spline_f32(selfS->instance,pSrc_converted,pDst,blockSize);
FLOATARRAY1(pDstOBJ,blockSize,pDst);
PyObject *pythonResult = Py_BuildValue("O",pDstOBJ);
FREEARGUMENT(pSrc_converted);
Py_DECREF(pDstOBJ);
return(pythonResult);
}
return(NULL);
}
static PyMethodDef CMSISDSPMethods[] = {
{"arm_linear_interp_f32", cmsis_arm_linear_interp_f32, METH_VARARGS,""},
{"arm_linear_interp_q31", cmsis_arm_linear_interp_q31, METH_VARARGS,""},
{"arm_linear_interp_q15", cmsis_arm_linear_interp_q15, METH_VARARGS,""},
{"arm_linear_interp_q7", cmsis_arm_linear_interp_q7, METH_VARARGS,""},
{"arm_bilinear_interp_f32", cmsis_arm_bilinear_interp_f32, METH_VARARGS,""},
{"arm_bilinear_interp_q31", cmsis_arm_bilinear_interp_q31, METH_VARARGS,""},
{"arm_bilinear_interp_q15", cmsis_arm_bilinear_interp_q15, METH_VARARGS,""},
{"arm_bilinear_interp_q7", cmsis_arm_bilinear_interp_q7, METH_VARARGS,""},
{"arm_spline_f32", cmsis_arm_spline_f32, METH_VARARGS,""},
{"arm_spline_init_f32", cmsis_arm_spline_init_f32, METH_VARARGS,""},
{"error_out", (PyCFunction)error_out, METH_NOARGS, NULL},
{NULL, NULL, 0, NULL} /* Sentinel */
};
#ifdef IS_PY3K
static int cmsisdsp_traverse(PyObject *m, visitproc visit, void *arg) {
Py_VISIT(GETSTATE(m)->error);
return 0;
}
static int cmsisdsp_clear(PyObject *m) {
Py_CLEAR(GETSTATE(m)->error);
return 0;
}
static struct PyModuleDef moduledef = {
PyModuleDef_HEAD_INIT,
MODNAME,
NULL,
sizeof(struct module_state),
CMSISDSPMethods,
NULL,
cmsisdsp_traverse,
cmsisdsp_clear,
NULL
};
#define INITERROR return NULL
PyMODINIT_FUNC
CAT(PyInit_,MODINITNAME)(void)
#else
#define INITERROR return
void CAT(init,MODINITNAME)(void)
#endif
{
import_array();
#ifdef IS_PY3K
PyObject *module = PyModule_Create(&moduledef);
#else
PyObject *module = Py_InitModule(MODNAME, CMSISDSPMethods);
#endif
if (module == NULL)
INITERROR;
struct module_state *st = GETSTATE(module);
st->error = PyErr_NewException(MODNAME".Error", NULL, NULL);
if (st->error == NULL) {
Py_DECREF(module);
INITERROR;
}
typeRegistration(module);
#ifdef IS_PY3K
return module;
#endif
}