---
title: 函数说明
description: "KML_CONV提供以下3个filter2D核心算子，替换OpenCV相应接口。"
url: https://www.hikunpeng.com/document/detail/zh/hpchistory/hpckit/develop2400/kunpengaccel_kml_0662.html
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---
# 函数说明

KML_CONV提供以下3个filter2D核心算子，替换OpenCV相应接口。

| 函数名 | OpenCV所被替换接口 | 功能描述 |
| --- | --- | --- |
| kml\_init\_filter | cv\_hal\_filterInit | 资源初始化 |
| kml\_execute\_filter2d | cv\_hal\_filter | 执行filter2D核心计算 |
| kml\_free\_filter | cv\_hal\_filterFree | 资源释放 |