Unity实现识别图像中主体及其位置

using System;
 
[Serializable]
public class ImageSegmentationResponse
{
    /// <summary>
    /// 唯一的log id 用于问题定位
    /// </summary>
    public int log_id;
    /// <summary>
    /// 标签数组结果
    /// </summary>
    public ImageSegmentationResult[] results;
}
[Serializable]
public class ImageSegmentationResult
{
    /// <summary>
    /// 标签名称
    /// </summary>
    public string name;
    /// <summary>
    /// 置信度
    /// </summary>
    public string score;
    /// <summary>
    /// 位置
    /// </summary>
    public Location location;
    /// <summary>
    /// 基于游程编码的字符串，编码内容为和原图宽高相同的布尔数组
    /// 若数组值为0，代表原图此位置像素点不属于检测目标，若为1，代表原图此位置像素点属于检测目标
    /// </summary>
    public bool[] mask;
}
[Serializable]
public class Location
{
    /// <summary>
    /// 目标定位位置的长方形左上顶点的水平坐标
    /// </summary>
    public int left;
    /// <summary>
    /// 目标定位位置的长方形左上顶点的垂直坐标
    /// </summary>
    public int top;
    /// <summary>
    /// 目标定位位置的长方形的宽度
    /// </summary>
    public int width;
    /// <summary>
    /// 目标定位位置的长方形的高度
    /// </summary>
    public int height;
}

using System;
using UnityEngine;
 
/// <summary>
/// 图像分割
/// </summary>
public class ImageSegmentation
{
    private const string appID = "";
    private const string apiKey = "";
    private const string secretKey = "";
    private const string url = "";
 
    public static ImageSegmentationResult[] SendRequest(byte[] bytes)
    {
        var client = new Baidu.Aip.EasyDL.EasyDL(appID, apiKey, secretKey);
        try
        {
            var response = client.requestImage(url, bytes);
            Debug.Log(response.ToString());
            ImageSegmentationResponse r = JsonUtility.FromJson<ImageSegmentationResponse>(response.ToString());
            return r.results;
 
        }
        catch (Exception error)
        {
            Debug.LogError(error);
        }
        return null;
    }
}

using System.IO;
using UnityEngine;
 
public class Example : MonoBehaviour
{
    private void Start()
    {
        ImageSegmentation.SendRequest(File.ReadAllBytes(Application.dataPath + "/1.jpg"));
    }
}

using System.IO;
using UnityEngine;
 
public class Example : MonoBehaviour
{
    private void Start()
    {
        var results = ImageSegmentation.SendRequest(File.ReadAllBytes(Application.dataPath + "/测试.jpg"));
 
        for (int i = 0; i < results.Length; i++)
        {
            var location = results[i].location;
 
            LineRenderer line = new GameObject("LineRenderer").AddComponent<LineRenderer>();
            line.positionCount = 4;
            line.loop = true;
 
            Vector2 leftTop = new Vector2(location.left, location.top);
            Vector2 rightTop = new Vector2(location.left + location.width, location.top);
            Vector2 leftBottom = new Vector2(location.left, location.top + location.height);
            Vector2 rightBottom = new Vector2(location.left + location.width, location.top + location.height);
 
            RectTransformUtility.ScreenPointToWorldPointInRectangle(transform as RectTransform, leftTop, Camera.main, out Vector3 point1);
            RectTransformUtility.ScreenPointToWorldPointInRectangle(transform as RectTransform, rightTop, Camera.main, out Vector3 point2);
            RectTransformUtility.ScreenPointToWorldPointInRectangle(transform as RectTransform, rightBottom, Camera.main, out Vector3 point3);
            RectTransformUtility.ScreenPointToWorldPointInRectangle(transform as RectTransform, leftBottom, Camera.main, out Vector3 point4);
 
            line.SetPosition(0, point1);
            line.SetPosition(1, point2);
            line.SetPosition(2, point3);
            line.SetPosition(3, point4);
        }
    }
}