package com.zhangyangjing.imageresresolution.interfaces; import android.graphics.Bitmap; import okhttp3.RequestBody; import retrofit2.Call; import retrofit2.http.Multipart; import retrofit2.http.POST; import retrofit2.http.Part; /** * Created by zhangyangjing on 13/07/2017. */ public interface APIService { @POST("api") @Multipart Call<Bitmap> processPng(@Part("style") RequestBody type, @Part("scale") RequestBody scale, @Part("noise") RequestBody noise, @Part("file\"; filename=\"test.png") RequestBody img); }