public async Task <ActionResult <List <RetriveImg> > > Search([FromForm] int Num, [FromForm] IFormFile file) { // 先保存至磁盘,再加载出来 var filePath = Path.GetTempFileName(); Console.WriteLine(filePath); using (var stream = System.IO.File.Create(filePath)) { await file.CopyToAsync(stream); } _preprocessor.Clear(); var single = _preprocessor.PreprocessSingle(filePath); _preprocessor.TotalList.Add(single); _preprocessor.AfterAdd(); // await _operator.InsertVectors(_preprocessor.TotalList); var res = await _operator.Search(_preprocessor.TotalList[0], Num); return(res); }