update portable projects

Emby.Drawing.Net/GDIImageEncoder.cs

@@ -0,0 +1,281 @@
+using MediaBrowser.Controller.Drawing;
+using MediaBrowser.Model.Drawing;
+using MediaBrowser.Model.Logging;
+using System;
+using System.Drawing;
+using System.Drawing.Drawing2D;
+using System.Drawing.Imaging;
+using System.IO;
+using System.Linq;
+using MediaBrowser.Common.IO;
+using MediaBrowser.Controller.IO;
+using MediaBrowser.Model.IO;
+using ImageFormat = MediaBrowser.Model.Drawing.ImageFormat;
+
+namespace Emby.Drawing.Net
+{
+    public class GDIImageEncoder : IImageEncoder
+    {
+        private readonly IFileSystem _fileSystem;
+        private readonly ILogger _logger;
+
+        public GDIImageEncoder(IFileSystem fileSystem, ILogger logger)
+        {
+            _fileSystem = fileSystem;
+            _logger = logger;
+
+            LogInfo();
+        }
+
+        private void LogInfo()
+        {
+            _logger.Info("GDIImageEncoder starting");
+            using (var stream = GetType().Assembly.GetManifestResourceStream(GetType().Namespace + ".empty.png"))
+            {
+                using (var img = Image.FromStream(stream))
+                {
+
+                }
+            }
+            _logger.Info("GDIImageEncoder started");
+        }
+
+        public string[] SupportedInputFormats
+        {
+            get
+            {
+                return new[]
+                {
+                    "png",
+                    "jpeg",
+                    "jpg",
+                    "gif",
+                    "bmp"
+                };
+            }
+        }
+
+        public ImageFormat[] SupportedOutputFormats
+        {
+            get
+            {
+                return new[] { ImageFormat.Gif, ImageFormat.Jpg, ImageFormat.Png };
+            }
+        }
+
+        public ImageSize GetImageSize(string path)
+        {
+            using (var image = Image.FromFile(path))
+            {
+                return new ImageSize
+                {
+                    Width = image.Width,
+                    Height = image.Height
+                };
+            }
+        }
+
+        public void CropWhiteSpace(string inputPath, string outputPath)
+        {
+            using (var image = (Bitmap)Image.FromFile(inputPath))
+            {
+                using (var croppedImage = image.CropWhitespace())
+                {
+                    _fileSystem.CreateDirectory(Path.GetDirectoryName(outputPath));
+
+                    using (var outputStream = _fileSystem.GetFileStream(outputPath, FileOpenMode.Create, FileAccessMode.Write, FileShareMode.Read, false))
+                    {
+                        croppedImage.Save(System.Drawing.Imaging.ImageFormat.Png, outputStream, 100);
+                    }
+                }
+            }
+        }
+
+        public void EncodeImage(string inputPath, string cacheFilePath, bool autoOrient, int width, int height, int quality, ImageProcessingOptions options, ImageFormat selectedOutputFormat)
+        {
+            var hasPostProcessing = !string.IsNullOrEmpty(options.BackgroundColor) || options.UnplayedCount.HasValue || options.AddPlayedIndicator || options.PercentPlayed > 0;
+
+            using (var originalImage = Image.FromFile(inputPath))
+            {
+                var newWidth = Convert.ToInt32(width);
+                var newHeight = Convert.ToInt32(height);
+
+                // Graphics.FromImage will throw an exception if the PixelFormat is Indexed, so we need to handle that here
+                // Also, Webp only supports Format32bppArgb and Format32bppRgb
+                var pixelFormat = selectedOutputFormat == ImageFormat.Webp
+                    ? PixelFormat.Format32bppArgb
+                    : PixelFormat.Format32bppPArgb;
+
+                using (var thumbnail = new Bitmap(newWidth, newHeight, pixelFormat))
+                {
+                    // Mono throw an exeception if assign 0 to SetResolution
+                    if (originalImage.HorizontalResolution > 0 && originalImage.VerticalResolution > 0)
+                    {
+                        // Preserve the original resolution
+                        thumbnail.SetResolution(originalImage.HorizontalResolution, originalImage.VerticalResolution);
+                    }
+
+                    using (var thumbnailGraph = Graphics.FromImage(thumbnail))
+                    {
+                        thumbnailGraph.CompositingQuality = CompositingQuality.HighQuality;
+                        thumbnailGraph.SmoothingMode = SmoothingMode.HighQuality;
+                        thumbnailGraph.InterpolationMode = InterpolationMode.HighQualityBicubic;
+                        thumbnailGraph.PixelOffsetMode = PixelOffsetMode.HighQuality;
+
+                        // SourceCopy causes the image to be blank in OSX
+                        //thumbnailGraph.CompositingMode = !hasPostProcessing ?
+                        //    CompositingMode.SourceCopy :
+                        //    CompositingMode.SourceOver;
+
+                        SetBackgroundColor(thumbnailGraph, options);
+
+                        thumbnailGraph.DrawImage(originalImage, 0, 0, newWidth, newHeight);
+
+                        DrawIndicator(thumbnailGraph, newWidth, newHeight, options);
+
+                        var outputFormat = GetOutputFormat(originalImage, selectedOutputFormat);
+
+                        _fileSystem.CreateDirectory(Path.GetDirectoryName(cacheFilePath));
+
+                        // Save to the cache location
+                        using (var cacheFileStream = _fileSystem.GetFileStream(cacheFilePath, FileOpenMode.Create, FileAccessMode.Write, FileShareMode.Read, false))
+                        {
+                            // Save to the memory stream
+                            thumbnail.Save(outputFormat, cacheFileStream, quality);
+                        }
+                    }
+                }
+
+            }
+        }
+
+        /// <summary>
+        /// Sets the color of the background.
+        /// </summary>
+        /// <param name="graphics">The graphics.</param>
+        /// <param name="options">The options.</param>
+        private void SetBackgroundColor(Graphics graphics, ImageProcessingOptions options)
+        {
+            var color = options.BackgroundColor;
+
+            if (!string.IsNullOrEmpty(color))
+            {
+                Color drawingColor;
+
+                try
+                {
+                    drawingColor = ColorTranslator.FromHtml(color);
+                }
+                catch
+                {
+                    drawingColor = ColorTranslator.FromHtml("#" + color);
+                }
+
+                graphics.Clear(drawingColor);
+            }
+        }
+
+        /// <summary>
+        /// Draws the indicator.
+        /// </summary>
+        /// <param name="graphics">The graphics.</param>
+        /// <param name="imageWidth">Width of the image.</param>
+        /// <param name="imageHeight">Height of the image.</param>
+        /// <param name="options">The options.</param>
+        private void DrawIndicator(Graphics graphics, int imageWidth, int imageHeight, ImageProcessingOptions options)
+        {
+            if (!options.AddPlayedIndicator && !options.UnplayedCount.HasValue && options.PercentPlayed.Equals(0))
+            {
+                return;
+            }
+
+            try
+            {
+                if (options.AddPlayedIndicator)
+                {
+                    var currentImageSize = new Size(imageWidth, imageHeight);
+
+                    new PlayedIndicatorDrawer().DrawPlayedIndicator(graphics, currentImageSize);
+                }
+                else if (options.UnplayedCount.HasValue)
+                {
+                    var currentImageSize = new Size(imageWidth, imageHeight);
+
+                    new UnplayedCountIndicator().DrawUnplayedCountIndicator(graphics, currentImageSize, options.UnplayedCount.Value);
+                }
+
+                if (options.PercentPlayed > 0)
+                {
+                    var currentImageSize = new Size(imageWidth, imageHeight);
+
+                    new PercentPlayedDrawer().Process(graphics, currentImageSize, options.PercentPlayed);
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.ErrorException("Error drawing indicator overlay", ex);
+            }
+        }
+
+        /// <summary>
+        /// Gets the output format.
+        /// </summary>
+        /// <param name="image">The image.</param>
+        /// <param name="outputFormat">The output format.</param>
+        /// <returns>ImageFormat.</returns>
+        private System.Drawing.Imaging.ImageFormat GetOutputFormat(Image image, ImageFormat outputFormat)
+        {
+            switch (outputFormat)
+            {
+                case ImageFormat.Bmp:
+                    return System.Drawing.Imaging.ImageFormat.Bmp;
+                case ImageFormat.Gif:
+                    return System.Drawing.Imaging.ImageFormat.Gif;
+                case ImageFormat.Jpg:
+                    return System.Drawing.Imaging.ImageFormat.Jpeg;
+                case ImageFormat.Png:
+                    return System.Drawing.Imaging.ImageFormat.Png;
+                default:
+                    return image.RawFormat;
+            }
+        }
+
+        public void CreateImageCollage(ImageCollageOptions options)
+        {
+            double ratio = options.Width;
+            ratio /= options.Height;
+
+            if (ratio >= 1.4)
+            {
+                DynamicImageHelpers.CreateThumbCollage(options.InputPaths.ToList(), _fileSystem, options.OutputPath, options.Width, options.Height);
+            }
+            else if (ratio >= .9)
+            {
+                DynamicImageHelpers.CreateSquareCollage(options.InputPaths.ToList(), _fileSystem, options.OutputPath, options.Width, options.Height);
+            }
+            else
+            {
+                DynamicImageHelpers.CreateSquareCollage(options.InputPaths.ToList(), _fileSystem, options.OutputPath, options.Width, options.Width);
+            }
+        }
+
+        public void Dispose()
+        {
+        }
+
+        public string Name
+        {
+            get { return "GDI"; }
+        }
+
+        public bool SupportsImageCollageCreation
+        {
+            get { return true; }
+        }
+
+        public bool SupportsImageEncoding
+        {
+            get { return true; }
+        }
+    }
+}