FACE++学习一、detect接口

/detection/detect

描述

检测给定图片(Image)中的所有人脸(Face)的位置和相应的面部属性

• 目前面部属性包括性别(gender), 年龄(age), 种族(race), 微笑程度(smiling), 眼镜(glass)和姿势(pose)

若结果的face_id没有被加入任何faceset/person之中，则在72小时之后过期被自动清除。

参数：

 

 

 

 

 

JSON构成：

{
    "face": [
        {
            "attribute": {
                "age": {
                    "range": 5,
                    "value": 23
                },
                "gender": {
                    "confidence": 99.9999,
                    "value": "Female"
                },
                "glass": {
                    "confidence": 99.945,
                    "value": "None"
                },
                "pose": {
                    "pitch_angle": {
                        "value": 17
                    },
                    "roll_angle": {
                        "value": 0.735735
                    },
                    "yaw_angle": {
                        "value": -2
                    }
                },
                "race": {
                    "confidence": 99.6121,
                    "value": "Asian"
                },
                "smiling": {
                    "value": 4.86501
                }
            },
            "face_id": "17233b4b1b51ac91e391e5afe130eb78",
            "position": {
                "center": {
                    "x": 49.4,
                    "y": 37.6
                },
                "eye_left": {
                    "x": 43.3692,
                    "y": 30.8192
                },
                "eye_right": {
                    "x": 56.5606,
                    "y": 30.9886
                },
                "height": 26.8,
                "mouth_left": {
                    "x": 46.1326,
                    "y": 44.9468
                },
                "mouth_right": {
                    "x": 54.2592,
                    "y": 44.6282
                },
                "nose": {
                    "x": 49.9404,
                    "y": 38.8484
                },
                "width": 26.8
            },
            "tag": ""
        }
    ],
    "img_height": 500,
    "img_id": "22fd9efc64c87e00224c33dd8718eec7",
    "img_width": 500,
    "session_id": "38047ad0f0b34c7e8c6efb6ba39ed355",
    "url": "http://www.faceplusplus.com.cn/wp-content/themes/faceplusplus/assets/img/demo/1.jpg?v=4"
}

JSON调用格式：

 final float ag ;
                            final String ger;
                            float x, y, w, h;
                            int i = 0;
                            //get the center point
                            x = (float)rst.getJSONArray("face").getJSONObject(i)
                                    .getJSONObject("position").getJSONObject("center").getDouble("x");
                            y = (float)rst.getJSONArray("face").getJSONObject(i)
                                    .getJSONObject("position").getJSONObject("center").getDouble("y");

                            //get face size
                            w = (float)rst.getJSONArray("face").getJSONObject(i)
                                    .getJSONObject("position").getDouble("width");
                            h = (float)rst.getJSONArray("face").getJSONObject(i)
                                    .getJSONObject("position").getDouble("height");

                            //get face age
                            ag = (float)rst.getJSONArray("face").getJSONObject(i)
                            .getJSONObject("attribute").getJSONObject("age").getInt("value");

                            // get face gender

                            ger = (String)rst.getJSONArray("face").getJSONObject(i)
                                    .getJSONObject("attribute").getJSONObject("gender").getString("value");