AlipayClient alipayClient = new DefaultAlipayClient("https://openapi.alipay.com/gateway.do","app_id","your private_key","json","GBK","alipay_public_key","RSA2");
AlipayOfflineMaterialImageUploadRequest request = new AlipayOfflineMaterialImageUploadRequest();
request.setImageType("jpg或mp4");
request.setImageName("海底捞");
FileItem ImageContent = new FileItem(C:/Downloads/ooopic_963991_7eea1f5426105f9e6069/16365_1271139700.jpg);
request.setImageContent(ImageContent);
request.setImagePid("2088021822217233");
AlipayOfflineMaterialImageUploadResponse response = alipayClient.execute(request);
if(response.isSuccess()){
System.out.println("调用成功");
} else {
System.out.println("调用失败");
}

IAopClient client = new DefaultAopClient("https://openapi.alipay.com/gateway.do", "app_id", "merchant_private_key", "json", "1.0", "RSA2", "alipay_public_key", "GBK", false);
AlipayOfflineMaterialImageUploadRequest  request= new AlipayOfflineMaterialImageUploadRequest() ;
request.ImageType = "jpg或mp4";
request.ImageName = "海底捞";
FileItem ImageContent = new FileItem(C:/Downloads/ooopic_963991_7eea1f5426105f9e6069/16365_1271139700.jpg);
request.setImageContent = "-";
request.ImagePid = "2088021822217233";
AlipayOfflineMaterialImageUploadResponse response=client.Execute(request);
Console.WriteLine(response.Body);

$aop = new AopClient ();
$aop->gatewayUrl = 'https://openapi.alipay.com/gateway.do';
$aop->appId = 'your app_id';
$aop->rsaPrivateKey = '请填写开发者私钥去头去尾去回车，一行字符串';
$aop->alipayrsaPublicKey='请填写支付宝公钥，一行字符串';
$aop->apiVersion = '1.0';
$aop->signType = 'RSA2';
$aop->postCharset='GBK';
$aop->format='json';
$request = new AlipayOfflineMaterialImageUploadRequest ();
$request->setImageType("jpg或mp4");
$request->setImageName("海底捞");
$request->setImageContent("@"."本地文件路径");
$request->setImagePid("2088021822217233");
$result = $aop->execute ( $request); 

$responseNode = str_replace(".", "_", $request->getApiMethodName()) . "_response";
$resultCode = $result->$responseNode->code;
if(!empty($resultCode)&&$resultCode == 10000){
echo "成功";
} else {
echo "失败";
}

https://openapi.alipay.com/gateway.do?timestamp=2013-01-01 08:08:08&method=alipay.offline.material.image.upload&app_id=2361&sign_type=RSA2&sign=ERITJKEIJKJHKKKKKKKHJEREEEEEEEEEEE&version=1.0&image_type=
  "jpg或mp4"
&image_name=
  "海底捞"
&image_pid=
  "2088021822217233"

//为确保安全通信，需自行验证响应示例中的sign值是否为蚂蚁金服所提供。

{
	"alipay_offline_material_image_upload_response":{
		"msg":"Success",
		"code":"10000",
		"image_url":"http://dl.django.t.taobao.com/rest/1.0/image?fileIds=V9rfg69SSimLZg5wDA3yEgAAACMA...",
		"image_id":"hOTQ1lT1TtOjcxGflvnUXgAAACMAAQED"
	},
	"sign":"ERITJKEIJKJHKKKKKKKHJEREEEEEEEEEEE"
}

{
	"alipay_offline_material_image_upload_response":{
		"msg":"Service Currently Unavailable",
		"code":"20000",
		"sub_msg":"系统繁忙",
		"sub_code":"isp.unknow-error"
	},
	"sign":"ERITJKEIJKJHKKKKKKKHJEREEEEEEEEEEE"
}