阿里云-识别行驶证正反面信息

购买价钱及API文档链接：market.aliyun.com/products/57…

注意：仅能识别驾驶证信息，其他图片会报错

1、管理控制台找到购买的服务的appCode

2、参考代码:

<?php

class ocrVehicle
{
    //套餐 AppCode
    protected $appCode = 'd0fe4f1aec0449d49c865cd82c000324';


    /**
     * @param $image 识别的图片 行驶证正反面 本地路径
     * @param string $side face=>正面 back=>反面
     * @return 	hink
esponsearray code = 200 识别成功，code != 200 识别失败
     * 正面返回值注释：
     * addr=>'住址'
     * config_str=>'正面/反面'
     * engine_num=>'发动机号'
     * issue_date=>'发证日期'
     * model=>'品牌型号'
     * owner=>'所有人'
     * plate_num=>'号牌号码'
     * register_date=>'注册日期'
     * request_id=>'本次请求id'
     * success=>''
     * use_character=>'使用性质'
     * vehicle_type=>'车辆类型'
     * vin=>'车辆识别代号'
     *
     * 反面返回值注释：
     * appproved_passenger_capacity=>'实际载人量'
     * approved_load=>'核定载质量'
     * approved_passenger_capacity=>'核定载人数'
     * config_str=>'正面/反面'
     * energy_type=>'能量类型'
     * file_no=>'档案编号'
     * gross_mass=>'总质量'
     * inspection_record=>'检验记录'
     * overall_dimension=>'外廓尺寸'
     * plate_num=>'号牌号码'
     * request_id=>'本次请求id'
     * success=>''
     * traction_mass=>'准牵引总质量'
     * unladen_mass=>'整备质量'
     */
    public function distinguish($image,$side='face')
    {
        $url = "https://dm-53.data.aliyun.com/rest/160601/ocr/ocr_vehicle.json";

        //如果输入带有inputs, 设置为True，否则设为False
        $is_old_format = false;
        //如果没有configure字段，config设为空
        $config = array(
            "side" => $side
        );

        if($fp = fopen($image, "rb", 0)) {
            $binary = fread($fp, filesize($image)); // 文件读取
            fclose($fp);
            $base64 = base64_encode($binary); // 转码
        }
        $headers = array();
        array_push($headers, "Authorization:APPCODE " . $this->appCode);
        //根据API的要求，定义相对应的Content-Type
        array_push($headers, "Content-Type".":"."application/json; charset=UTF-8");

        if($is_old_format == TRUE){
            $request = array();
            $request["image"] = array(
                "dataType" => 50,
                "dataValue" => "$base64"
            );

            if(count($config) > 0){
                $request["configure"] = array(
                    "dataType" => 50,
                    "dataValue" => json_encode($config)
                );
            }
            $body = json_encode(array("inputs" => array($request)));
        }else{
            $request = array(
                "image" => "$base64"
            );
            if(count($config) > 0){
                $request["configure"] = json_encode($config);
            }
            $body = json_encode($request);
        }
        $method = "POST";
        $curl = curl_init();
        curl_setopt($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, true);
        if (1 == strpos("$".$url, "https://"))
        {
            curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
            curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
        }
        curl_setopt($curl, CURLOPT_POSTFIELDS, $body);
        $result = curl_exec($curl);
        $header_size = curl_getinfo($curl, CURLINFO_HEADER_SIZE);
//        $rheader = substr($result, 0, $header_size);
        $rbody = substr($result, $header_size);

        $httpCode = curl_getinfo($curl,CURLINFO_HTTP_CODE);
        if($httpCode == 200){
            if($is_old_format){
                $output = json_decode($rbody, true);
                $result_str = $output["outputs"][0]["outputValue"]["dataValue"];
            }else{
                $result_str = $rbody;
            }
            return sendArray(json_decode($result_str,true),$httpCode);
        }else{
            return sendArray([],$httpCode,$rbody);
        }
    }

}

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