function get_idcard_info($img_path,$appcode){//识别身份证图片

$r=array('state'=>'fail','msg'=>'图片不存在',);

if(!is_file($img_path)){return $r;}

    $host = "https://ocridcard.market.alicloudapi.com";

    $path = "/idimages";

    $method = "POST";

    $headers = array();

    array_push($headers, "Authorization:APPCODE " . $appcode);

    //根据API的要求，定义相对应的Content-Type

    array_push($headers, "Content-Type".":"."application/x-www-form-urlencoded; charset=UTF-8");

    $querys = "";

  $bodys = 'image='.imgToBase64($img_path).'&idCardSide=front';  //png图片base64 +  正反面参数 默认正面，背面请传back

//var_dump($bodys);

    $url = $host . $path;

    $curl = curl_init();

    curl_setopt($curl, CURLOPT_CUSTOMREQUEST, $method);

    curl_setopt($curl, CURLOPT_URL, $url);

    curl_setopt($curl, CURLOPT_HTTPHEADER, $headers);

    curl_setopt($curl, CURLOPT_FAILONERROR, false);

    curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);

    curl_setopt($curl, CURLOPT_HEADER, false);

    //curl_setopt($curl, CURLOPT_HEADER, true);  如不输出json, 请打开这行代码，打印调试头部状态码。

    //状态码: 200 正常；400 URL无效；401 appCode错误； 403 次数用完； 500 API网管错误

    if (1 == strpos("$".$host, "https://"))

    {

        curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);

        curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);

    }

    curl_setopt($curl, CURLOPT_POSTFIELDS, $bodys);

    $out_put = curl_exec($curl);

$t=explode('{"code"', $out_put);

if(!isset($t[1])){$r['state']='fail';return $r;}

    $v='{"code"'.$t[1];

$r=json_decode($v,1);

if($r['code']!=1){$r['state']='fail';return $r;}

if($r['result']['code']==''){$r['state']='fail';return $r;}

$msg=$r['msg'];

$r=$r['result'];

$r['state']='success';

$r['msg']=$msg;

return $r;

}