python实现视频换脸_Python实现AI换脸功能
importrequestsimportjsonimportsimplejsonimportbase64#第一步：获取人脸关键点
deffind_face(imgpath):""":param imgpath: 图片的地址
:return: 一个字典类型的人脸关键点 如：{‘top‘: 156, ‘left‘: 108, ‘width‘: 184, ‘height‘: 184}"""http_url= ‘https://api-cn.faceplusplus.com/facepp/v3/detect‘ #获取人脸信息的接口
data ={"api_key":"x2NyKaa6vYuArYwat4x0-NpIbM9CrwGU",#访问url所需要的参数
"api_secret":"OuHx-Xaey1QrORwdG7QetGG5JhOIC8g7",#访问url所需要的参数
"image_url":imgpath, #图片地址
"return_landmark":1}
files= {‘image_file‘:open(imgpath,‘rb‘)} #定义一个字典存放图片的地址
response = requests.post(http_url,data=data,files=files)
res_con1= response.content.decode(‘utf-8‘)
res_json=simplejson.loads(res_con1)
faces= res_json[‘faces‘]
list=faces[0]
rectangle= list[‘face_rectangle‘]returnrectangle#第二步：实现换脸
defmerge_face(image_url1,image_url2,image_url,number):""":param image_url1: 被换脸的图片路径
:param image_url2: 换脸的图片路径
:param image_url: 换脸后生成图片所保存的路径
:param number: 换脸的相似度"""
#首先获取两张图片的人脸关键点
face1 =find_face(image_url1)
face2=find_face(image_url2)#将人脸转换为字符串的格式
rectangle1 = str(str(face1[‘top‘]) + "," + str(face1[‘left‘]) + "," + str(face1[‘width‘]) + "," + str(face1[‘height‘]))
rectangle2= str(str(face2[‘top‘]) + "," + str(face2[‘left‘]) + "," + str(face2[‘width‘]) + "," + str(face2[‘height‘]))#读取两张图片
f1 = open(image_url1,‘rb‘)
f1_64=base64.b64encode(f1.read())
f1.close()
f2= open(image_url2, ‘rb‘)
f2_64=base64.b64encode(f2.read())
f2.close()
url_add= ‘https://api-cn.faceplusplus.com/imagepp/v1/mergeface‘ #实现换脸的接口
data={"api_key": "x2NyKaa6vYuArYwat4x0-NpIbM9CrwGU","api_secret": "OuHx-Xaey1QrORwdG7QetGG5JhOIC8g7","template_base64":f1_64,"template_rectangle":rectangle1,"merge_base64":f2_64,"merge_rectangle":rectangle2,"merge_rate":number
}
response1= requests.post(url_add,data=data)
res_con1= response1.content.decode(‘utf-8‘)
res_dict=json.JSONDecoder().decode(res_con1)
result= res_dict[‘result‘]
imgdata=base64.b64decode(result)
file=open(image_url,‘wb‘)
file.write(imgdata)
file.close()if __name__ == ‘__main__‘:
face1="mingxing"face2="meizi"face3=face1+"_"+face2 #把face2的脸换到face1图片中的脸上去
image1 = r""+face1+".jpg"image2= r""+face2+".jpg"image3= r""+face3+".jpg"merge_face(image1,image2,image3,100)