public async Task <string> UploadFileAsync(string imageFile, string fileNameForStorage, string extension)
{
var memoryFile = new MemoryStream(ImageConverter.Base64ToByte(imageFile.Replace($"data:image/{extension};base64,", "")));
using (MemoryStream memoryStream = new MemoryStream())
{
var image = Image.FromStream(memoryFile);
image.Save(memoryStream, image.RawFormat);
var dataObject = await storageClient.UploadObjectAsync(bucketName, fileNameForStorage, null, memoryStream);
return(dataObject.MediaLink);
}
}
/// <summary>
/// Get all landmarks for this picture
/// </summary>
/// <param name="imageFile">Picture base 64</param>
/// <param name="extension">Extension picture</param>
/// <returns>All landmarks with over 70% of prediction</returns>
public async Task <List <StepValidation> > GetWhat(string imageFile, string extension, int idStep)
{
IReadOnlyList <EntityAnnotation> landsmarks = await clientGoogle.DetectLandmarksAsync(Image.FromBytes(ImageConverter.Base64ToByte(imageFile.Replace($"data:image/{extension};base64,", ""))));
return(landsmarks.Where(l => l.Score * 100 >= 65).Select(l => new StepValidation {
Id = 0, IdStep = idStep, Description = l.Description, Score = l.Score
}).ToList());
}
public void GetWeb(string imageFile, string extension)
{
WebDetection webDetection = clientGoogle.DetectWebInformation(Image.FromBytes(ImageConverter.Base64ToByte(imageFile.Replace($"data:image/{extension};base64,", ""))));
foreach (WebDetection.Types.WebEntity entity in webDetection.WebEntities)
{
Console.WriteLine($"Web entity: {entity.EntityId} / {entity.Description} ({entity.Score})");
}
}
/// <summary>
/// Get all tag for this picture
/// </summary>
/// <param name="imageFile">Picture base 64</param>
/// <param name="extension">Extension picture</param>
/// <returns>All tag with over 70% of prediction</returns>
public async Task <List <EntityAnnotation> > GetTags(string imageFile, string extension)
{
IReadOnlyList <EntityAnnotation> labels = await clientGoogle.DetectLabelsAsync(Image.FromBytes(ImageConverter.Base64ToByte(imageFile.Replace($"data:image/{extension};base64,", ""))));
return(labels.Where(l => l.Score * 100 >= 70).ToList());
}
