public async Task<APIResponseJSON> GetResult()
{
string resultJSON;
// 画像の読み込み/エンコード
string img = await base64encode(Filename);
// JSON の生成
APIRequestJSON req = new APIRequestJSON(img, faceDetection, labelDetection, labelDetection, textDetection, safeSearchDetection, imageProperties);
/*using (StreamWriter sw = new StreamWriter("request.json"))
{
sw.Write(req.RequestJSON);
}*/
// リクエスト（JSON で取得）
resultJSON = await getApiResult(req);// デバッグ時削除
/*using (StreamReader sr = new StreamReader("sampleresponse.json"))
{
resultJSON = sr.ReadToEnd();
}*/
APIResponseJSON res = APIResponseJSON.Serialize(resultJSON);
//var a = res.responses[0].faceAnnotations[0].landmarks[0];
// JSON を APIResponseJSON へ変換し返却
//Console.WriteLine(req.RequestJSON);
return res;
}
async Task<string> getApiResult(APIRequestJSON reqJSON)
{
string result;
HttpWebRequest req = (HttpWebRequest)WebRequest.Create(apiUrl + "?key=" + APIkey);
//req.AutomaticDecompression = DecompressionMethods.GZip; Universal は無理
req.Method = "POST";
using (Stream reqstream = await req.GetRequestStreamAsync())
{
byte[] postByteData = Encoding.UTF8.GetBytes(reqJSON.RequestJSON);
reqstream.Write(postByteData, 0, postByteData.Length);
}
using (WebResponse res = await req.GetResponseAsync())
using (Stream resStream = res.GetResponseStream())
using (StreamReader sr = new StreamReader(resStream, Encoding.UTF8))
{
result = sr.ReadToEnd();
}
return result;
}
