baidu_face/recg.py

# encoding:utf-8
import base64
import urllib
import urllib2, json
from token import GetToken
  
'''
人脸对比
'''

url = "https://aip.baidubce.com/rest/2.0/face/v3/match"

def FaceRecg(face1, face2, token):
    global url 
    f = open(face1, 'rb')
    # 参数images：图像base64编码
    img1 = base64.b64encode(f.read())
    # 二进制方式打开图文件
    f = open(face2, 'rb')
    # 参数images：图像base64编码
    img2 = base64.b64encode(f.read())

    params = json.dumps(
        [{"image": img1, "image_type": "BASE64", "face_type": "LIVE", "quality_control": "LOW"},
         {"image": img2, "image_type": "BASE64", "face_type": "LIVE", "quality_control": "LOW"}
         ])
    '''     
    params = {"image":img1 + ',' + img2,  
              "image_type":"BASE64",        
              "face_type":"LIVE",           
              "quality_control":"LOW",      
              "liveness_control":"HIGH"}
    params = urllib.urlencode(params)
    '''

    request_url = url + "?access_token=" + token
    request = urllib2.Request(url=request_url, data=params)
    request.add_header('Content-Type', 'application/json')
    #response = urllib2.urlopen(request)
    response = None
    try:
        response = urllib2.urlopen(request)
    except urllib2.URLError,e:
        print e.reason
        print e.reason[0]
        print e.reason[1]
    if (response == None):  
        print "response=null"
        return None        
    content = response.read()
    if content:
        print content 
        js = json.loads(content)
        if (js.has_key('error_msg') and js['error_msg'] == "SUCCESS"):      
            if (js.has_key('result')):
                #for item in js['result']:
                print(u"%2.2f%% " % (float(js['result']['score']))) 
                if(float(js['result']['score']) >= 80):
                    print 'OK'
                else:
                    print 'FAIL'
                
                        
if __name__ == "__main__":
    #前面两个参数是图片路径
    Token = GetToken()   
    FaceRecg('pic/1.jpg', 'pic/2.jpg', Token)