VXLIB_thresholdRange.cpp

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/******************************************************************************
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/**********************************************************************************************************************/
/*                                                                                                                    */
/* INCLUDES                                                                                                           */
/*                                                                                                                    */
/**********************************************************************************************************************/
 
#include "VXLIB_thresholdRange_priv.h"
 
/**********************************************************************************************************************/
/*                                                                                                                    */
/* VXLIB_thresholdRange_getHandleSize */
/*                                                                                                                    */
/**********************************************************************************************************************/
 
// this method calculates and returns the size of the handle for the VXLIB_thresholdRange kernel
int32_t VXLIB_thresholdRange_getHandleSize(VXLIB_thresholdRange_InitArgs *pKerInitArgs)
{
   int32_t privBufSize = sizeof(VXLIB_thresholdRange_PrivArgs);
   return privBufSize;
}
 
/**********************************************************************************************************************/
/*                                                                                                                    */
/* VXLIB_thresholdRange_init_checkParams */
/*                                                                                                                    */
/**********************************************************************************************************************/
 
// this method checks the initialization parameters for the VXLIB_thresholdRange kernel
VXLIB_STATUS
VXLIB_thresholdRange_init_checkParams(VXLIB_kernelHandle                   handle,
                                      const VXLIB_bufParams2D_t *          bufParamsIn,
                                      const VXLIB_bufParams2D_t *          bufParamsOut,
                                      const VXLIB_thresholdRange_InitArgs *pKerInitArgs)
{
   VXLIB_STATUS status = VXLIB_SUCCESS;
 
   if ((handle == NULL) || (bufParamsIn == NULL) || (bufParamsOut == NULL) || (pKerInitArgs == NULL)) {
      status = VXLIB_ERR_NULL_POINTER;
   }
 
   if (status == VXLIB_SUCCESS) {
      // check for dimensions and datatype combinations
      // obtain input1 buffer parameters
      uint32_t dTypeIn  = bufParamsIn->data_type;
      uint32_t widthIn  = bufParamsIn->dim_x;
      uint32_t heightIn = bufParamsIn->dim_y;
      uint32_t  strideIn = bufParamsIn->stride_y;
 
      // obtain output buffer parameters
      uint32_t dTypeOut  = bufParamsOut->data_type;
      uint32_t widthOut  = bufParamsOut->dim_x;
      uint32_t heightOut = bufParamsOut->dim_y;
      uint32_t  strideOut = bufParamsOut->stride_y;
 
      uint32_t strideInElements  = strideIn / VXLIB_sizeof(dTypeIn);
      uint32_t strideOutElements = strideOut / VXLIB_sizeof(dTypeOut);
 
      if ((widthIn != widthOut) || (heightIn != heightOut)) {
         status = VXLIB_ERR_INVALID_DIMENSION;
      }
      else if ((strideInElements < widthIn) || (strideOutElements < widthOut)) {
         status = VXLIB_ERR_NOT_EQUAL_WIDTH_STRIDE;
      }
      else if (!(VXLIB_THRESHOLDRANGE_I8U_O8U) && !(VXLIB_THRESHOLDRANGE_I8S_O8S) &&
               !(VXLIB_THRESHOLDRANGE_I16U_O16U) && !(VXLIB_THRESHOLDRANGE_I16S_O16S)) {
         status = VXLIB_ERR_INVALID_TYPE;
      }
      else {
         status = VXLIB_SUCCESS;
      }
   }
 
   return status;
}
 
/**********************************************************************************************************************/
/*                                                                                                                    */
/* VXLIB_thresholdRange_exec_checkParams */
/*                                                                                                                    */
/**********************************************************************************************************************/
 
// this method checks the execution parameters for the VXLIB_thresholdRange kernel
VXLIB_STATUS VXLIB_thresholdRange_exec_checkParams(VXLIB_kernelHandle   handle,
                                                   const void *restrict pIn,
                                                   const void *restrict pOut,
                                                   const void *restrict pUpperVal,
                                                   const void *restrict pLowerVal,
                                                   const void *restrict pTrueVal,
                                                   const void *restrict pFalseVal)
{
   VXLIB_STATUS status;
 
#if VXLIB_DEBUGPRINT
   printf("Enter VXLIB_thresholdRange_exec_checkParams\n");
#endif
   if ((handle == NULL) || (pIn == NULL) || (pOut == NULL) || (pUpperVal == NULL) || (pLowerVal == NULL) ||
       (pTrueVal == NULL) || (pFalseVal == NULL)) {
      status = VXLIB_ERR_NULL_POINTER;
   }
   else {
      status = VXLIB_SUCCESS;
   }
 
   return status;
}
 
/**********************************************************************************************************************/
/*                                                                                                                    */
/* VXLIB_thresholdRange_init */
/*                                                                                                                    */
/**********************************************************************************************************************/
 
// this method is the user-level initialization function for the VXLIB_thresholdRange kernel
VXLIB_STATUS VXLIB_thresholdRange_init(VXLIB_kernelHandle                   handle,
                                       VXLIB_bufParams2D_t *                bufParamsIn,
                                       VXLIB_bufParams2D_t *                bufParamsOut,
                                       const VXLIB_thresholdRange_InitArgs *pKerInitArgs)
{
   VXLIB_STATUS                   status       = VXLIB_SUCCESS;
   VXLIB_thresholdRange_PrivArgs *pKerPrivArgs = (VXLIB_thresholdRange_PrivArgs *) handle;
 
   // copy pKerinitArgs into pKerPrivargs
   pKerPrivArgs->pKerInitArgs = *pKerInitArgs;
 
   // set width and height of image
   pKerPrivArgs->width  = bufParamsIn->dim_x;
   pKerPrivArgs->height = bufParamsIn->dim_y;
 
   // compute stride in elements as SE/SA params are set to work with given element type
   pKerPrivArgs->strideInElements  = bufParamsIn->stride_y / VXLIB_sizeof(bufParamsIn->data_type);
   pKerPrivArgs->strideOutElements = bufParamsOut->stride_y / VXLIB_sizeof(bufParamsOut->data_type);
 
#if VXLIB_DEBUGPRINT
   printf("VXLIB_DEBUGPRINT Enter VXLIB_thresholdRange_init\n");
#endif
 
   // obtain buffer datatypes
   uint32_t dTypeIn  = bufParamsIn->data_type;
   uint32_t dTypeOut = bufParamsOut->data_type;
 
   // determine natural C  vs optimized function call
   if (pKerInitArgs->funcStyle == VXLIB_FUNCTION_NATC) {
 
      // set function pointer for natural C function with appropriate template parameters based on datatypes
      if (VXLIB_THRESHOLDRANGE_I8U_O8U) {
         pKerPrivArgs->execute = VXLIB_thresholdRange_exec_cn<VXLIB_THRESHOLDRANGE_TYPENAME_I8U_O8U>;
      }
      else if (VXLIB_THRESHOLDRANGE_I8S_O8S) {
         pKerPrivArgs->execute = VXLIB_thresholdRange_exec_cn<VXLIB_THRESHOLDRANGE_TYPENAME_I8S_O8S>;
      }
      else if (VXLIB_THRESHOLDRANGE_I16U_O16U) {
         pKerPrivArgs->execute = VXLIB_thresholdRange_exec_cn<VXLIB_THRESHOLDRANGE_TYPENAME_I16U_O16U>;
      }
      else if (VXLIB_THRESHOLDRANGE_I16S_O16S) {
         pKerPrivArgs->execute = VXLIB_thresholdRange_exec_cn<VXLIB_THRESHOLDRANGE_TYPENAME_I16S_O16S>;
      }
      else {
         status = VXLIB_ERR_INVALID_TYPE;
      }
   }
   else { // Optimized function
 
      // set function pointer for natural C function with appropriate template parameters based on datatypes
      if (VXLIB_THRESHOLDRANGE_I8U_O8U) {
         pKerPrivArgs->execute = VXLIB_thresholdRange_exec_ci<VXLIB_THRESHOLDRANGE_TYPENAME_I8U_O8U>;
         status = VXLIB_thresholdRange_init_ci<VXLIB_THRESHOLDRANGE_DTYPE_I8U_O8U>(handle, bufParamsIn, bufParamsOut,
                                                                                   pKerInitArgs);
      }
      else if (VXLIB_THRESHOLDRANGE_I8S_O8S) {
         pKerPrivArgs->execute = VXLIB_thresholdRange_exec_ci<VXLIB_THRESHOLDRANGE_TYPENAME_I8S_O8S>;
         status = VXLIB_thresholdRange_init_ci<VXLIB_THRESHOLDRANGE_DTYPE_I8S_O8S>(handle, bufParamsIn, bufParamsOut,
                                                                                   pKerInitArgs);
      }
      else if (VXLIB_THRESHOLDRANGE_I16U_O16U) {
         pKerPrivArgs->execute = VXLIB_thresholdRange_exec_ci<VXLIB_THRESHOLDRANGE_TYPENAME_I16U_O16U>;
         status = VXLIB_thresholdRange_init_ci<VXLIB_THRESHOLDRANGE_DTYPE_I16U_O16U>(handle, bufParamsIn, bufParamsOut,
                                                                                     pKerInitArgs);
      }
      else if (VXLIB_THRESHOLDRANGE_I16S_O16S) {
         pKerPrivArgs->execute = VXLIB_thresholdRange_exec_ci<VXLIB_THRESHOLDRANGE_TYPENAME_I16S_O16S>;
         status = VXLIB_thresholdRange_init_ci<VXLIB_THRESHOLDRANGE_DTYPE_I16S_O16S>(handle, bufParamsIn, bufParamsOut,
                                                                                     pKerInitArgs);
      }
      else {
         status = VXLIB_ERR_INVALID_TYPE;
      }
   }
 
   return status;
}
 
/**********************************************************************************************************************/
/*                                                                                                                    */
/* VXLIB_thresholdRange_exec */
/*                                                                                                                    */
/**********************************************************************************************************************/
 
// this method is the user-level execution function for the VXLIB_thresholdRange kernel
VXLIB_STATUS VXLIB_thresholdRange_exec(VXLIB_kernelHandle handle,
                                       void *restrict     pIn,
                                       void *restrict     pOut,
                                       void *restrict     pUpperVal,
                                       void *restrict     pLowerVal,
                                       void *restrict     pTrueVal,
                                       void *restrict     pFalseVal)
 
{
   VXLIB_STATUS status;
 
#if VXLIB_DEBUGPRINT
   printf("VXLIB_DEBUGPRINT Enter VXLIB_thresholdRange_exec\n");
#endif
 
   VXLIB_thresholdRange_PrivArgs *pKerPrivArgs = (VXLIB_thresholdRange_PrivArgs *) handle;
 
   status = pKerPrivArgs->execute(handle, pIn, pOut, pUpperVal, pLowerVal, pTrueVal, pFalseVal);
 
   return status;
}
 
/* ======================================================================== */
/*  End of file:  VXLIB_thresholdRange.cpp                                        */
/* ======================================================================== */