async void ScanButtonClicked(object sender, EventArgs args)
{
ScanButton.IsEnabled = false;
ImageProcess img = new ImageProcess();
img = await img.GetImage();
if(img !=null)
{
if(img.img!=null)
{
image.Source = img.img;
string temp = await img.ProcessImage(img.imgraw);
if (temp == null)
{
CrossTextToSpeech.Current.Speak("I can't connect at the moment, try again!");
return;
}
var labels = Blindist1.Operations.GetMatch(temp);
labels = labels.OrderByDescending(x => x.label_score).ToList();
CrossTextToSpeech.Current.Speak("I guess there is " + labels[0].label_name + " in front of you" + "Also there might be " + labels[1].label_name + " in front of you");
ScanButton.IsEnabled = true;
}
else
{
await DisplayAlert("Error", img.error, "Ok");
ScanButton.IsEnabled = true;
}
}
}
public async Task<ImageProcess> GetImage()
{
if (!CrossMedia.Current.IsCameraAvailable || !CrossMedia.Current.IsPickPhotoSupported)
{
ImageProcess ob = new ImageProcess()
{
error = "Oh No ! No Camera.. I can't access your camera",
imgraw = null,
img = null
};
return ob;
}
var file = await CrossMedia.Current.TakePhotoAsync(new Media.Plugin.Abstractions.StoreCameraMediaOptions
{
Directory = "Sample",
Name = "test.jpg"
});
if (file == null)
return null;
var imgrawtemp = new BinaryReader(file.GetStream()).ReadBytes((int)file.GetStream().Length);
var image = ImageSource.FromStream(() =>
{
var stream = file.GetStream();
file.Dispose();
return stream;
});
ImageProcess temp = new ImageProcess()
{ imgraw = imgrawtemp,
error = "Success",
img = image
};
return temp;
}
