Beispiel #1
0
        public static void Generate(string text, Font font)
        {
            using (Image <Rgba32> img = new Image <Rgba32>(1000, 1000))
            {
                img.Mutate(x => x.Fill(Rgba32.White));

                SixLabors.Primitives.RectangleF box = TextMeasurer.MeasureBounds(text, new RendererOptions(font));
                (SixLabors.Shapes.IPathCollection paths, SixLabors.Shapes.IPathCollection boxes, SixLabors.Shapes.IPath textBox) = TextBuilder.GenerateGlyphsWithBox(text, new RendererOptions(font));

                Rgba32 f = Rgba32.Fuchsia;
                f.A = 128;

                img.Mutate(x => x.Fill(Rgba32.Black, paths)
                           .Draw(f, 1, boxes)
                           .Draw(Rgba32.Lime, 1, new SixLabors.Shapes.RectangularPolygon(box)));

                img.Save("Output/Boxed.png");
            }
        }
Beispiel #2
0
        private void DrawRectangle(CognitiveResult face, string imgPath)
        {
            int x0     = face.faceRectangle.left;
            int y0     = face.faceRectangle.top;
            int width  = face.faceRectangle.width;
            int height = face.faceRectangle.height;

            SixLabors.Primitives.RectangleF recc = new SixLabors.Primitives.RectangleF(x0, y0, width, height);
            float thick = 4;

            using (Image <Rgba32> image = Image.Load(imgPath))
            {
                image.Mutate(DrawRectangleExtensions => DrawRectangleExtensions.Draw(
                                 color: boxColor,
                                 thickness: thick,
                                 shape: recc
                                 )
                             );
                image.Save("tmpFace.jpg"); // Automatic encoder selected based on extension.
            }
        }
        public static Image <Rgba32> GetDifferenceImage(Image <Rgba32> expected, byte[,] differences)
        {
            var             differenceImage = expected.Clone();
            IBrush <Rgba32> brush           = Brushes.Percent20(Rgba32.Magenta);

            for (var y = 0; y < differences.GetLength(1); y++)
            {
                for (var x = 0; x < differences.GetLength(0); x++)
                {
                    var cellValue = differences[x, y];
                    if (cellValue > 0)
                    {
                        var cellRectangle =
                            new RectangleF((float)x * CellSize, (float)y * CellSize, CellSize, CellSize);
                        differenceImage.Mutate(i => i.Fill(new GraphicsOptions(), brush, cellRectangle));
                    }
                }
            }

            return(differenceImage);
        }