public static List <string> GetLineSegmentation(IReadOnlyList <EntityAnnotation> data)
{
var mergedArray = Initialization(data);
CoordinatesHelper.GetBoundingPolygon(mergedArray);
CoordinatesHelper.CombineBoundingPolygon(mergedArray);
// This does the line segmentation based on the bounding boxes
return(ConstructLineWithBoundingPolygon(mergedArray));
}
static List <ReceiptEntityAnnotation> Initialization(IReadOnlyList <EntityAnnotation> data)
{
// Computes the maximum y coordinate from the identified text blob
int yMax = data[0].BoundingPoly.Vertices.Max(y => y.Y);
CoordinatesHelper.InvertAxis(data, yMax);
// The first index refers to the auto identified words which belongs to a sings line
List <string> lines = data[0].Description.Split('\n').Reverse().ToList();
// gcp vision full text and remove the zeroth element which gives the total summary of the text
// reverse to use lifo, because array.shift() will consume 0(n)
var rawText = data.Skip(1).Reverse().ToList();
return(GetMergedLines(lines, rawText));
}
