Method implementation of php ID card identification ORC
This article mainly introduces the implementation of the ORC method for php ID card identification. It has a certain reference value. Now I share it with you. Friends in need can refer to it.
Create an html first, and use Transfer the json format to a php file
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>身份证识别</title>
<style>
</style>
<script>
window.onload = function(){
var input = document.getElementById("demo_input");
var result= document.getElementById("result");
var img_area = document.getElementById("img_area");
if ( typeof(FileReader) === 'undefined' ){
result.innerHTML = "抱歉，你的浏览器不支持 FileReader，请使用现代浏览器操作！";
input.setAttribute('disabled','disabled');
}else{
input.addEventListener('change',readFile,false);
}
}
function readFile(){
var file = this.files[0];
//这里我们判断下类型如果不是图片就返回 去掉就可以上传任意文件
if(!/image\/\w+/.test(file.type)){
alert("请确保文件为图像类型");
return false;
}
var reader = new FileReader();
reader.readAsDataURL(file);
console.log();
reader.onload = function(e){
result.innerHTML = this.result;
img_area.innerHTML = '<p class="sitetip">图片img标签展示：</p><img src="'+this.result+'" alt=""/>';
}
}
</script>
</head>
<body>
<form action="upload.php" method="post">
<input type="file" value="sdgsdg" id="demo_input" />
<textarea style='display: none;' name="img" id="result" rows=30 cols=300></textarea>
<p id="img_area"></p>
<input type="submit" value="提交">
</form>
</body>
</html>Create an upload.php
<?php
header("Content-Type: text/html; charset=UTF-8");
/**
* base64图片上传
* @param $base64_img
* @return array
*/
$base64_img = trim($_POST['img']);
$up_dir = 'upload/';//存放在当前目录的upload文件夹下
$fi_dir = 'ok_upload/';//存放在当前目录的upload文件夹下
if(!file_exists($up_dir)){
mkdir($up_dir,0777);
}
if(preg_match('/^(data:\s*image\/(\w+);base64,)/', $base64_img, $result)){
$type = $result[2];
if(in_array($type,array('pjpeg','jpeg','jpg','gif','bmp','png'))){
$new_file = $up_dir.date('YmdHis_').'.'.$type;
if(file_put_contents($new_file, base64_decode(str_replace($result[1], '', $base64_img)))){
$img_path = str_replace('../../..', '', $new_file);
$path = 'upload/';
$data = file_get_contents($img_path);
$base64 = base64_encode($data);
$appkey = 'LzJu1grfwH6UaDX2';
$params = array(
'app_id' => '1106920947',
'image' => $base64,
'card_type' => '0',
'time_stamp' => strval(time()),
'nonce_str' => strval(rand()),
'sign' => '',
);
$params['sign'] = getReqSign($params, $appkey);
// 执行API调用
$url = 'https://api.ai.qq.com/fcgi-bin/ocr/ocr_idcardocr';//身份证识别OCR
$response = doHttpPost($url, $params);
echo $response;die;
$arr = json_decode($response,true);
$photo = base64_decode($arr['data']['image']);
if(!file_exists($fi_dir)){
mkdir($fi_dir,0777);
}
$type = 'jpg';
if(in_array($type,array('pjpeg','jpeg','jpg','gif','bmp','png'))){
$new_file = $fi_dir.date('YmdHis_').'.'.$type;
if(file_put_contents($new_file, str_replace($result[1], '', $photo))){
$img_paths = str_replace('../../..', '', $new_file);
echo '图片处理成功</br><img src="' .$img_paths. '">';
}else{
echo '图片处理失败</br>';
}
}
}else{
echo '图片上传失败</br>';
}
}else{
//文件类型错误
echo '图片上传类型错误';
}
}else{
//文件错误
echo '文件错误';
}// getReqSign ：根据 接口请求参数 和 应用密钥 计算 请求签名
// 参数说明
// - $params：接口请求参数（特别注意：不同的接口，参数对一般不一样，请以具体接口要求为准）
// - $appkey：应用密钥
// 返回数据
// - 签名结果
function getReqSign($params /* 关联数组 */, $appkey /* 字符串*/)
{
// 1. 字典升序排序
ksort($params);
// 2. 拼按URL键值对
$str = '';
foreach ($params as $key => $value)
{
if ($value !== '')
{
$str .= $key . '=' . urlencode($value) . '&';
}
}
// 3. 拼接app_key
$str .= 'app_key=' . $appkey;
// 4. MD5运算+转换大写，得到请求签名
$sign = strtoupper(md5($str));
return $sign;
}// doHttpPost ：执行POST请求，并取回响应结果
// 参数说明
// - $url ：接口请求地址
// - $params：完整接口请求参数（特别注意：不同的接口，参数对一般不一样，请以具体接口要求为准）
// 返回数据
// - 返回false表示失败，否则表示API成功返回的HTTP BODY部分
function doHttpPost($url, $params)
{
$curl = curl_init();
$response = false;
do
{
// 1. 设置HTTP URL (API地址)
curl_setopt($curl, CURLOPT_URL, $url);
// 2. 设置HTTP HEADER (表单POST)
$head = array(
'Content-Type: application/x-www-form-urlencoded'
);
curl_setopt($curl, CURLOPT_HTTPHEADER, $head);
// 3. 设置HTTP BODY (URL键值对)
$body = http_build_query($params);
curl_setopt($curl, CURLOPT_POST, true);
curl_setopt($curl, CURLOPT_POSTFIELDS, $body);
// 4. 调用API，获取响应结果
curl_setopt($curl, CURLOPT_HEADER, false);
curl_setopt($curl, CURLOPT_NOBODY, false);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, true);
curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
$response = curl_exec($curl);
if ($response === false)
{
$response = false;
break;
}
$code = curl_getinfo($curl, CURLINFO_HTTP_CODE);
if ($code != 200)
{
$response = false;
break;
}
} while (0);
curl_close($curl);
return $response;
}This way you can identify the information on the ID card
The above is the entire article Content, I hope it will be helpful to everyone’s learning. For more related content, please pay attention to the PHP Chinese website!
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