internal static async Task <WriteableBitmap> FromStreamtoWritableBitmap(InMemoryRandomAccessStream stream)
{
WriteableBitmap writableBitmap = new WriteableBitmap(1, 1);
BitmapPixelFormat format = BitmapPixelFormat.Unknown;
writableBitmap = await WriteableBitmapExtensions.FromStream(writableBitmap, stream, format);
return(writableBitmap);
}
public async Task <WriteableBitmap> RecognizePlateAsync(IRandomAccessStream imageStream)
{
var writeableBitmap = await WriteableBitmapExtensions.FromStream(null, imageStream);
await SaveImageAsync(writeableBitmap);
var processedImage = GetEdgedImage(writeableBitmap.Clone());
var possiblePlatePositions = await GetPlateRectanglesAsync(processedImage);
var plate = FindPlate(possiblePlatePositions, writeableBitmap);
if (plate == null)
{
return(null);
}
await SaveImageAsync(plate);
return(plate);
}