php 请求名片识别

$appid = config('YUN_APP_ID');
$bucket = '';
$secret_id = config('YUN_SECRET_ID');
$secret_key = config('YUN_SECRET_KEY');
$expired = time() + 2592000;
$current = time();
$rdm = rand();
//$fileid = 'getAuthAuto';
$srcStr = 'a='.$appid.'&b='.$bucket.'&k='.$secret_id.'&e='.$expired.'&t='.$current.'&r='.$rdm.'&f=';
$signStr = base64_encode(hash_hmac('SHA1',$srcStr,$secret_key,true).$srcStr);
return $signStr;

$ch = curl_init();
//设置我们请求的地址
curl_setopt( $ch, CURLOPT_URL, $url );
curl_setopt($ch,CURLOPT_HTTPHEADER,$header);
//数据返回后不要直接显示
curl_setopt( $ch, CURLOPT_RETURNTRANSFER, 1 );

//禁止证书校验
curl_setopt( $ch, CURLOPT_SSL_VERIFYPEER, false );
curl_setopt( $ch, CURLOPT_SSL_VERIFYHOST, false );
if ( $content ) {
    curl_setopt( $ch, CURLOPT_TIMEOUT, 30 );
    curl_setopt( $ch, CURLOPT_POST, 1 );
    curl_setopt( $ch, CURLOPT_POSTFIELDS, $content);
}
$data = array();
if ( curl_exec( $ch ) ) {
    //发送成功,获取数据
    $data = curl_multi_getcontent( $ch );
}
curl_close( $ch );

return $data;

$img_url = input('post.img_url');
$header = array("Host:recognition.image.myqcloud.com","Content-type:application/json","authorization:".$this->getAuthAuto());


$res = array(
    'appid' => config('YUN_APP_ID'),
    'bucket' => '',
    'url_list' => array(
        $img_url,
    ),
);

$url = 'https://recognition.image.myqcloud.com/ocr/businesscard';
$str = $this->tocurl($url,$header,json_encode($res));
$result = json_decode($str,true);