新手笔记，大神不要笑话
前端代码
index.htnl
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
</head>
<body>
<h1>年龄预测</h1>
<form action="index.php" method="post"
enctype="multipart/form-data">
<label for="file">输入一张单人照片:</label>
<input type="file" name="file" id="file" />
<br />
<br />
<br />
<input type="submit" name="submit" value="预测年龄" />
</form>
</body>
</html>
php代码
index.php
<?php
require_once(__DIR__ . "/FacePPClientDemo.php");
header("Content-type: text/html; charset=utf-8");
$time=time();
if ((($_FILES["file"]["type"] == "image/gif")
|| ($_FILES["file"]["type"] == "image/jpeg")
|| ($_FILES["file"]["type"] == "image/pjpeg"))//为了限制用户上传的文件的类型
&& ($_FILES["file"]["size"] < 20000000))//为了限制文件上传的大小，这里设置为20M，足够了
{
if ($_FILES["file"]["error"] > 0)
{
echo "Return Code: " . $_FILES["file"]["error"] . "<br />";
}
else
{
move_uploaded_file($_FILES["file"]["tmp_name"],
"upload/".$time .$_FILES["file"]["name"]);
//加$time的目的是为了防止用户上传的图片名一致
}
}
else
{
echo "Invalid file";
}
$api_key = "你在face上注册之后获得的api_key";
$api_secret = "你在face上注册之后获得的api_secret"; $api = new FacePPClientDemo($api_key, $api_secret); $person_name="你创建的personname";$imageurl="之前上传文件在你服务器中的地址".$time. $_FILES["file"]["name"];$result = $api->face_detect($imageurl); if (empty($result->face)) { echo "没有检测到人脸，再换一张照片试试吧"; }elseif (count($result->face) > 1){ echo "检测到有多张人脸，请上传一张单人照片"; } else{ $age= $result->face[0]->attribute->age->value; echo "<html><head></head><body><font>你的年龄大概是：$age 岁。</font> <img src= $imageurl ></body></html>" ; }
需要引入的php函数
FacePPClientDemo.php
<?php
define ("DEBUG_MODE", true);
class FacePPClientDemo
{ //定义一个类
private $api_server_url;//服务器提交地址
private $auth_params;
public function __construct($api_key, $api_secret)
{
$this->api_server_url = "http://api.cn.faceplusplus.com/v2/";
$this->auth_params = array();
$this->auth_params[‘api_key‘] = $api_key;
$this->auth_params[‘api_secret‘] = $api_secret;
}
//////////////////////////////////////////////////////////
// public mathods
//////////////////////////////////////////////////////////
public function person_create($person_name)
{
return $this->call("person/create", array("person_name" => $person_name));
}
public function person_delete($person_name)
{
return $this->call("person/delete", array("person_name" => $person_name));
}
public function person_add_face($face_id, $person_name)
{
return $this->call("person/add_face", array("person_name" => $person_name,
"face_id" => $face_id));
}
public function train_identify($group_name)
{
return $this->call("train/identify", array("group_name" => $group_name));
}
public function face_detect($urls = null)
{
return $this->call("detection/detect", array("url" => $urls));
}
public function recognition_identify($url, $group_name)
{
return $this->call("recognition/identify", array("url" => $url,
"group_name" => $group_name));
}
public function group_create($group_name)
{
return $this->call("group/create", array("group_name" => $group_name));
}
public function group_delete($group_name)
{
return $this->call("group/delete", array("group_name" => $group_name));
}
public function group_add_person($person_name, $group_name)
{
return $this->call("group/add_person", array("person_name" => $person_name,
"group_name" => $group_name));
}
public function info_get_session($session_id) {
return $this->call("info/get_session", array("session_id" => $session_id));
}
public function face_detect_post($filename)
{
return $this->post_call("detection/detect", array(
"img" => ‘@‘.$filename
));
}
//////////////////////////////////////////////////////////
// private mathods
//////////////////////////////////////////////////////////
protected function call($method, $params = array())
{
$params = array_merge($this->auth_params, $params);
$url = $this->api_server_url . "$method?".http_build_query($params);
if (DEBUG_MODE)
{
// echo "REQUEST: $url" . "\n";
}
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$data = curl_exec($ch);
curl_close($ch);
$result = null;
if (!empty($data))
{
if (DEBUG_MODE)
{
// echo "RETURN: " . $data . "\n";
}
$result = json_decode($data);
}
return $result;
}
protected function post_call($method, $params = array())
{
$params = array_merge($this->auth_params, $params);
$url = $this->api_server_url . "$method";
if (DEBUG_MODE)
{
// echo "REQUEST: $url?" .http_build_query($params)."\n";
}
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, $params);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$data = curl_exec($ch);
curl_close($ch);
$result = null;
if (!empty($data))
{
if (DEBUG_MODE)
{
// echo "RETURN: " . $data . "\n";
}
$result = json_decode($data);
}
return $result;
}
}
?>
它的api在这里 http://www.faceplusplus.com.cn/api-overview/
php的demo http://www.faceplusplus.com.cn/wp-content/uploads/Demo_PHP.zip
如果对图片上传有疑问的请看：http://www.cnblogs.com/tobemaster/p/5376768.html
时间： 2024-10-13 01:29:18