public void Add(Card card)
 {
     this.List.Add(card);
 }
        /// <summary>
        /// Detects and recognizes cards from source image
        /// </summary>
        /// <param name="source">Source image to be scanned</param>
        /// <returns>Recognized Cards</returns>
        public CardCollection Recognize(Bitmap source)
        {
            CardCollection collection = new CardCollection();  //Collection that will hold cards
            Bitmap temp = source.Clone() as Bitmap; //Clone image to keep original image

            FiltersSequence seq = new FiltersSequence();
            seq.Add(Grayscale.CommonAlgorithms.BT709);  //First add  grayScaling filter
            seq.Add(new OtsuThreshold()); //Then add binarization(thresholding) filter
            temp = seq.Apply(source); // Apply filters on source image

            //Extract blobs from image whose size width and height larger than 150
            BlobCounter extractor = new BlobCounter();
            extractor.FilterBlobs = true;
            extractor.MinWidth = extractor.MinHeight = 150;
            extractor.MaxWidth = extractor.MaxHeight = 350;
            extractor.ProcessImage(temp);

            //Will be used transform(extract) cards on source image
            QuadrilateralTransformation quadTransformer = new QuadrilateralTransformation();

            //Will be used resize(scaling) cards
            ResizeBilinear resizer = new ResizeBilinear(CardWidth, CardHeight);

            foreach (Blob blob in extractor.GetObjectsInformation())
            {
                //Get Edge points of card
                List<IntPoint> edgePoints = extractor.GetBlobsEdgePoints(blob);
                //Calculate/Find corners of card on source image from edge points
                List<IntPoint> corners = PointsCloud.FindQuadrilateralCorners(edgePoints);

                quadTransformer.SourceQuadrilateral = corners; //Set corners for transforming card
                quadTransformer.AutomaticSizeCalculaton = true;

                Bitmap cardImg = quadTransformer.Apply(source); //Extract(transform) card image

                if (cardImg.Width > cardImg.Height) //If card is positioned horizontally
                    cardImg.RotateFlip(RotateFlipType.Rotate90FlipNone); //Rotate
                cardImg = resizer.Apply(cardImg); //Normalize card size

                Card card = new Card(cardImg, corners.ToArray()); //Create Card Object
                bool faceCard = IsFaceCard(cardImg); //Determine type of card(face or not)

                ResizeBicubic res;

                seq.Clear();
                seq.Add(Grayscale.CommonAlgorithms.BT709);
                seq.Add(new OtsuThreshold());

                Bitmap topLeftSuit = card.GetTopLeftSuitPart();
                Bitmap bmp = seq.Apply(topLeftSuit);

                bmp = CutWhiteSpaces(bmp);
                res = new ResizeBicubic(32, 40);
                bmp = res.Apply(bmp);

                Bitmap topLeftRank = card.GetTopLeftRankPart();
                Bitmap bmp2 = seq.Apply(topLeftRank);

                bmp2 = CutWhiteSpaces(bmp2);

                seq.Clear();
                seq.Add(new OtsuThreshold());
                bmp = seq.Apply(bmp);
                card.Suit = ScanSuit(bmp);

                if (!faceCard)
                {
                    res = new ResizeBicubic(26, 40);
                    bmp2 = res.Apply(bmp2);
                    seq.Clear();
                    seq.Add(new OtsuThreshold());
                    bmp2 = seq.Apply(bmp2);
                    card.Rank = ScanRank(bmp2);
                }
                else
                {
                    res = new ResizeBicubic(32, 40);
                    bmp2 = res.Apply(bmp2);
                    seq.Clear();
                    seq.Add(new OtsuThreshold());
                    bmp2 = seq.Apply(bmp2);
                    card.Rank = ScanFaceRank(bmp2);
                }
                collection.Add(card); //Add card to collection
            }
            return collection;
        }
Exemplo n.º 3
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        /// <summary>
        /// Detects and recognizes cards from source image
        /// </summary>
        /// <param name="source">Source image to be scanned</param>
        /// <returns>Recognized Cards</returns>
        public CardCollection Recognize(Bitmap source, int counter)
        {
            CardCollection collection = new CardCollection();  //Collection that will hold cards
            Bitmap temp = source.Clone() as Bitmap; //Clone image to keep original image

            FiltersSequence seq = new FiltersSequence();
            seq.Add(Grayscale.CommonAlgorithms.BT709);  //First add  grayScaling filter
            seq.Add(new OtsuThreshold()); //Then add binarization(thresholding) filter
            temp = seq.Apply(source); // Apply filters on source image

            //Extract blobs from image whose size width and height larger than 150
            BlobCounter extractor = new BlobCounter();
            extractor.FilterBlobs = true;
            extractor.MinWidth = extractor.MinHeight = 150;
            extractor.MaxWidth = extractor.MaxHeight = 350;
            extractor.ProcessImage(temp);
            //Will be used transform(extract) cards on source image
            QuadrilateralTransformation quadTransformer = new QuadrilateralTransformation();

            //Will be used resize(scaling) cards
            ResizeBilinear resizer = new ResizeBilinear(CardWidth, CardHeight);
            Blob[] blobs = extractor.GetObjectsInformation();

            foreach (Blob blob in blobs)
            {
                //Get Edge points of card
                List<IntPoint> edgePoints = extractor.GetBlobsEdgePoints(blob);

                //Calculate/Find corners of card on source image from edge points
                List<IntPoint> corners = PointsCloud.FindQuadrilateralCorners(edgePoints);
                //foreach (IntPoint ip in corners)
                //{

                //    Console.WriteLine(ip.X+","+ip.Y);
                //}

                quadTransformer.SourceQuadrilateral = corners; //Set corners for transforming card
                quadTransformer.AutomaticSizeCalculaton = true;

                Bitmap cardImg = quadTransformer.Apply(source); //Extract(transform) card image
                if (cardImg.Width > cardImg.Height) //If card is positioned horizontally
                    cardImg.RotateFlip(RotateFlipType.Rotate90FlipNone); //Rotate
                cardImg = resizer.Apply(cardImg); //Normalize card size

                Card card = new Card(cardImg, corners.ToArray()); //Create Card Object
                char color = ScanColor(card.GetTopRightPart()); //Scan color
                bool faceCard = IsFaceCard(cardImg); //Determine type of card(face or not)

                if (!faceCard)
                {
                    card.Suit = ScanSuit(cardImg, color); //Scan Suit of non-face card
                    card.Rank = ScanRank(cardImg); //Scan Rank of non-face card
                }
                else
                {
                    Bitmap topRight = card.GetTopRightPart();
                    seq.Clear();
                    seq.Add(Grayscale.CommonAlgorithms.BT709);
                    seq.Add(new BradleyLocalThresholding());
                    topRight = seq.Apply(topRight);
                    BlobsFiltering bFilter = new BlobsFiltering(5, 5, 150, 150);
                    bFilter.ApplyInPlace(topRight); //Filter blobs that can not be a suit

                    card.Suit = ScanFaceSuit(topRight, color); //Scan suit of face card
                    card.Rank = ScanFaceRank(topRight); //Scan rank of face card
                }
                collection.Add(card); //Add card to collection
            }
            return collection;
        }