コード例 #1
0
ファイル: ImageLoader.cs プロジェクト: LBognanni/ImageViewer
        private Color GetAverageColor(FreeImageBitmap bmp)
        {
            if (bmp == null)
            {
                return(Color.Black);
            }

            if (bmp.Width < 2)
            {
                return(bmp.GetPixel(0, 0));
            }

            var colors = new[]
            {
                bmp.GetPixel(0, 0),
                bmp.GetPixel(0, bmp.Height - 1),
                bmp.GetPixel(bmp.Width - 1, 0),
                bmp.GetPixel(bmp.Width - 1, bmp.Height - 1),
                bmp.GetPixel(bmp.Width / 2, 0),
                bmp.GetPixel(0, bmp.Height / 2),
                bmp.GetPixel(bmp.Width / 2, bmp.Height - 1),
                bmp.GetPixel(bmp.Width - 1, bmp.Height / 2),
            };

            return(Color.FromArgb(
                       (int)colors.Average(c => c.R),
                       (int)colors.Average(c => c.G),
                       (int)colors.Average(c => c.B)
                       ));
        }
コード例 #2
0
        public void writeText(FreeImageBitmap bitmap, string p, int fontSize)
        {
            p = p.Replace("\n", "<br/>");

            int width  = Math.Min(bitmap.Width, 2048);
            int height = Math.Min(bitmap.Height, 256);

            ImageBox     imageBox     = (ImageBox)Gui.Instance.createWidgetT("ImageBox", "ImageBox", 0, 0, width, height, Align.Default, "Overlapped", "TempImageBox");
            RocketWidget rocketWidget = null;

            try
            {
                imageBox.Visible = false;
                rocketWidget     = new RocketWidget(imageBox, true);

                var cornerColor = Engine.Color.FromARGB(bitmap.GetPixel(0, 0).ToArgb());
                rocketWidget.resized();
                StringBuilder sb = new StringBuilder();
                sb.AppendFormat(DocumentStart, cornerColor.ToHexString(), fontSize);
                sb.AppendFormat("<p>{0}</p>", p);
                sb.Append(DocumentEnd);

                var resourceLoader = new RocketAssemblyResourceLoader(this.GetType().Assembly);
                RocketInterface.Instance.FileInterface.addExtension(resourceLoader);

                var document = rocketWidget.Context.LoadDocumentFromMemory(sb.ToString());
                if (document != null)
                {
                    document.Show(ElementDocument.FocusFlags.NONE);
                }

                RocketInterface.Instance.FileInterface.removeExtension(resourceLoader);

                using (FreeImageBitmap copyrightBitmap = new FreeImageBitmap(imageBox.Width, imageBox.Height, PixelFormat.Format32bppArgb))
                {
                    rocketWidget.writeToGraphics(copyrightBitmap, new Rectangle(0, 0, copyrightBitmap.Width, copyrightBitmap.Height));
                    using (FreeImageBitmap background = bitmap.Copy(0, 0, Math.Min(copyrightBitmap.Width, bitmap.Width), Math.Min(copyrightBitmap.Height, bitmap.Height)))
                    {
                        background.ConvertColorDepth(FREE_IMAGE_COLOR_DEPTH.FICD_24_BPP);
                        copyrightBitmap.Composite(false, null, background);
                        bitmap.Paste(copyrightBitmap, 0, 0, int.MaxValue);
                    }
                }
            }
            finally
            {
                //Using block does not work (wtf?), dispose manually
                if (rocketWidget != null)
                {
                    rocketWidget.Dispose();
                }
                Gui.Instance.destroyWidget(imageBox);
            }
        }
コード例 #3
0
        public bool Load(string filename)
        {
            //ファイルからの画像データの読み込み
            try
            {
                using (FreeImageBitmap img = new FreeImageBitmap(filename))
                {
                    Width  = img.Width;
                    Height = img.Height;
                    data   = new float[Height, Width, 4];
                    for (int j = 0; j < Height; j++)
                    {
                        for (int i = 0; i < Width; i++)
                        {
                            var col = img.GetPixel(i, j);
                            data[j, i, 0] = (float)col.R / 256;
                            data[j, i, 1] = (float)col.G / 256;
                            data[j, i, 2] = (float)col.B / 256;
                            data[j, i, 3] = (float)col.A / 256;
                        }
                    }
                }
            }
            catch (Exception e)
            {
                Console.WriteLine("Error on loading file : " + filename);
                Console.WriteLine(e.Data.ToString());
                return(false);
            }

            //画像データをまだ読み込んでないなら失敗
            if (data == null)
            {
                return(false);
            }
            //テクスチャをすでに確保しているなら解放
            if (texture != 0)
            {
                GL.DeleteTexture(texture);
            }
            //テクスチャの確保、束縛、設定
            texture = GL.GenTexture();
            GL.BindTexture(TextureTarget.Texture2D, texture);
            GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)TextureMinFilter.Nearest);
            GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)TextureMagFilter.Nearest);

            GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Rgba, Width, Height, 0, PixelFormat.Rgba, PixelType.Float, data);

            return(true);
        }
コード例 #4
0
        private unsafe byte getColor(int x, int y, FreeImageBitmap src, Channel channel)
        {
            var c = src.GetPixel(x, y);

            switch (channel)
            {
            case Channel.Alpha:
                return(c.A);

            case Channel.Red:
                return(c.R);

            case Channel.Green:
                return(c.G);

            case Channel.Blue:
                return(c.B);
            }

            //uint* pixel = (uint*)src.Scan0.ToPointer();
            //pixel += src.Stride * y + x;

            //int bpp = 4;
            //if(src.PixelFormat == FreeImageAPI.PixelFormat.Format24bppRgb)
            //{
            //    bpp = 3;
            //}

            //byte* pixel = (byte*)src.Bits.ToPointer();
            //pixel += (src.Pitch * (src.Height - y - 1) + x) * bpp;
            //switch (channel)
            //{
            //    case Channel.Alpha:
            //        return pixel[3];
            //    case Channel.Red:
            //        return pixel[2];
            //    case Channel.Green:
            //        return pixel[1];
            //    case Channel.Blue:
            //        return pixel[0];
            //}
            throw new NotSupportedException(); //Won't get here
        }
コード例 #5
0
        static void Main(string[] args)
        {
            // string path = (@"E:\C\work\2019-07-00\贴图流程化测试\eeee.tga");
            string path = args[0];

            FreeImageBitmap ne      = new FreeImageBitmap(path, FREE_IMAGE_FORMAT.FIF_TARGA);
            Size            b       = ne.Size;
            int             image_h = b.Height;
            int             image_w = b.Width;
            /// 这里抛出移除是因为会当做方块来循环, 应该是小


            // FreeImageBitmap new_tem = new FreeImageBitmap(image_w, image_h);
            Bitmap new_tem = new Bitmap(image_w, image_h);

            Color tt = ne.GetPixel(0, 0); /// 优先获得高度 在高度上去处理 宽度

            Console.WriteLine(image_w);


            Bitmap ne_type = (Bitmap)ne.ToBitmap();

            ne.Dispose();

            for (int i = 0; i < image_h; i++)
            {
                for (int j = 0; j < image_w; j++)
                {
                    //Color t = ne.GetPixel(i, j); /// 优先获得高度 在高度上去处理 宽度
                    Color t = ne_type.GetPixel(j, i);

                    Program pro       = new Program();
                    Color   srgbcolor = pro.linetosrgb(t);
                    new_tem.SetPixel(j, i, srgbcolor);
                }
            }

            ///对图形处理完成
            ///
            FreeImageBitmap yy = new FreeImageBitmap(new_tem);

            yy.Save(path);
        }
コード例 #6
0
        public unsafe void GetSetPixel()
        {
            Random          rand    = new Random();
            FreeImageBitmap fib     = new FreeImageBitmap(2, 1, PixelFormat.Format1bppIndexed);
            Palette         palette = fib.Palette;

            for (int i = 0; i < palette.Length; i++)
            {
                palette[i] = (uint)rand.Next(int.MinValue, int.MaxValue);
                fib.SetPixel(i, 0, palette[i]);
            }
            for (int i = 0; i < palette.Length; i++)
            {
                Assert.AreEqual(fib.GetPixel(i, 0), palette[i].Color);
            }
            fib.Dispose();

            fib     = new FreeImageBitmap(16, 1, PixelFormat.Format4bppIndexed);
            palette = fib.Palette;
            for (int i = 0; i < palette.Length; i++)
            {
                palette[i] = (uint)rand.Next(int.MinValue, int.MaxValue);
                fib.SetPixel(i, 0, palette[i]);
            }
            for (int i = 0; i < palette.Length; i++)
            {
                Assert.AreEqual(fib.GetPixel(i, 0), palette[i].Color);
            }
            fib.Dispose();

            fib     = new FreeImageBitmap(256, 1, PixelFormat.Format8bppIndexed);
            palette = fib.Palette;
            for (int i = 0; i < palette.Length; i++)
            {
                palette[i] = (uint)rand.Next(int.MinValue, int.MaxValue);
                fib.SetPixel(i, 0, palette[i]);
            }
            for (int i = 0; i < palette.Length; i++)
            {
                Assert.AreEqual(fib.GetPixel(i, 0), palette[i].Color);
            }
            fib.Dispose();

            fib = new FreeImageBitmap(1000, 1, PixelFormat.Format16bppRgb555);
            for (int i = 0; i < 1000; i++)
            {
                Color orgColor = Color.FromArgb(rand.Next(int.MinValue, int.MaxValue));
                fib.SetPixel(i, 0, orgColor);
                Color newColor = fib.GetPixel(i, 0);
                Assert.That(Math.Abs(orgColor.B - newColor.B) <= 8);
                Assert.That(Math.Abs(orgColor.G - newColor.G) <= 8);
                Assert.That(Math.Abs(orgColor.R - newColor.R) <= 8);
            }
            fib.Dispose();

            fib = new FreeImageBitmap(1000, 1, PixelFormat.Format24bppRgb);
            for (int i = 0; i < 1000; i++)
            {
                Color orgColor = Color.FromArgb(rand.Next(int.MinValue, int.MaxValue));
                fib.SetPixel(i, 0, orgColor);
                Color newColor = fib.GetPixel(i, 0);
                Assert.AreEqual(orgColor.B, newColor.B);
                Assert.AreEqual(orgColor.G, newColor.G);
                Assert.AreEqual(orgColor.R, newColor.R);
            }
            fib.Dispose();

            fib = new FreeImageBitmap(1000, 1, PixelFormat.Format32bppArgb);
            for (int i = 0; i < 1000; i++)
            {
                Color orgColor = Color.FromArgb(rand.Next(int.MinValue, int.MaxValue));
                fib.SetPixel(i, 0, orgColor);
                Color newColor = fib.GetPixel(i, 0);
                Assert.AreEqual(orgColor.B, newColor.B);
                Assert.AreEqual(orgColor.G, newColor.G);
                Assert.AreEqual(orgColor.R, newColor.R);
                Assert.AreEqual(orgColor.A, newColor.A);
            }
            fib.Dispose();
        }
コード例 #7
0
ファイル: UnitTest.cs プロジェクト: abhishekbhalani/freeimage
        public unsafe void GetSetPixel()
        {
            Random rand = new Random();
            FreeImageBitmap fib = new FreeImageBitmap(2, 1, PixelFormat.Format1bppIndexed);
            Palette palette = fib.Palette;
            for (int i = 0; i < palette.Length; i++)
            {
                palette[i] = (uint)rand.Next(int.MinValue, int.MaxValue);
                fib.SetPixel(i, 0, palette[i]);
            }
            for (int i = 0; i < palette.Length; i++)
            {
                Assert.AreEqual(fib.GetPixel(i, 0), palette[i].Color);
            }
            fib.Dispose();

            fib = new FreeImageBitmap(16, 1, PixelFormat.Format4bppIndexed);
            palette = fib.Palette;
            for (int i = 0; i < palette.Length; i++)
            {
                palette[i] = (uint)rand.Next(int.MinValue, int.MaxValue);
                fib.SetPixel(i, 0, palette[i]);
            }
            for (int i = 0; i < palette.Length; i++)
            {
                Assert.AreEqual(fib.GetPixel(i, 0), palette[i].Color);
            }
            fib.Dispose();

            fib = new FreeImageBitmap(256, 1, PixelFormat.Format8bppIndexed);
            palette = fib.Palette;
            for (int i = 0; i < palette.Length; i++)
            {
                palette[i] = (uint)rand.Next(int.MinValue, int.MaxValue);
                fib.SetPixel(i, 0, palette[i]);
            }
            for (int i = 0; i < palette.Length; i++)
            {
                Assert.AreEqual(fib.GetPixel(i, 0), palette[i].Color);
            }
            fib.Dispose();

            fib = new FreeImageBitmap(1000, 1, PixelFormat.Format16bppRgb555);
            for (int i = 0; i < 1000; i++)
            {
                Color orgColor = Color.FromArgb(rand.Next(int.MinValue, int.MaxValue));
                fib.SetPixel(i, 0, orgColor);
                Color newColor = fib.GetPixel(i, 0);
                Assert.That(Math.Abs(orgColor.B - newColor.B) <= 8);
                Assert.That(Math.Abs(orgColor.G - newColor.G) <= 8);
                Assert.That(Math.Abs(orgColor.R - newColor.R) <= 8);
            }
            fib.Dispose();

            fib = new FreeImageBitmap(1000, 1, PixelFormat.Format24bppRgb);
            for (int i = 0; i < 1000; i++)
            {
                Color orgColor = Color.FromArgb(rand.Next(int.MinValue, int.MaxValue));
                fib.SetPixel(i, 0, orgColor);
                Color newColor = fib.GetPixel(i, 0);
                Assert.AreEqual(orgColor.B, newColor.B);
                Assert.AreEqual(orgColor.G, newColor.G);
                Assert.AreEqual(orgColor.R, newColor.R);
            }
            fib.Dispose();

            fib = new FreeImageBitmap(1000, 1, PixelFormat.Format32bppArgb);
            for (int i = 0; i < 1000; i++)
            {
                Color orgColor = Color.FromArgb(rand.Next(int.MinValue, int.MaxValue));
                fib.SetPixel(i, 0, orgColor);
                Color newColor = fib.GetPixel(i, 0);
                Assert.AreEqual(orgColor.B, newColor.B);
                Assert.AreEqual(orgColor.G, newColor.G);
                Assert.AreEqual(orgColor.R, newColor.R);
                Assert.AreEqual(orgColor.A, newColor.A);
            }
            fib.Dispose();
        }