diff options
Diffstat (limited to 'MediaBrowser.Api/Drawing/ImageProcessor.cs')
| -rw-r--r-- | MediaBrowser.Api/Drawing/ImageProcessor.cs | 148 |
1 files changed, 0 insertions, 148 deletions
diff --git a/MediaBrowser.Api/Drawing/ImageProcessor.cs b/MediaBrowser.Api/Drawing/ImageProcessor.cs deleted file mode 100644 index 1a471acf5..000000000 --- a/MediaBrowser.Api/Drawing/ImageProcessor.cs +++ /dev/null @@ -1,148 +0,0 @@ -using MediaBrowser.Controller.Entities;
-using MediaBrowser.Model.Entities;
-using System;
-using System.Drawing;
-using System.Drawing.Drawing2D;
-using System.Drawing.Imaging;
-using System.IO;
-using System.Linq;
-
-namespace MediaBrowser.Api.Drawing
-{
- public static class ImageProcessor
- {
- /// <summary>
- /// Processes an image by resizing to target dimensions
- /// </summary>
- /// <param name="entity">The entity that owns the image</param>
- /// <param name="imageType">The image type</param>
- /// <param name="imageIndex">The image index (currently only used with backdrops)</param>
- /// <param name="toStream">The stream to save the new image to</param>
- /// <param name="width">Use if a fixed width is required. Aspect ratio will be preserved.</param>
- /// <param name="height">Use if a fixed height is required. Aspect ratio will be preserved.</param>
- /// <param name="maxWidth">Use if a max width is required. Aspect ratio will be preserved.</param>
- /// <param name="maxHeight">Use if a max height is required. Aspect ratio will be preserved.</param>
- /// <param name="quality">Quality level, from 0-100. Currently only applies to JPG. The default value should suffice.</param>
- public static void ProcessImage(BaseEntity entity, ImageType imageType, int imageIndex, Stream toStream, int? width, int? height, int? maxWidth, int? maxHeight, int? quality)
- {
- Image originalImage = Image.FromFile(GetImagePath(entity, imageType, imageIndex));
-
- // Determine the output size based on incoming parameters
- Size newSize = DrawingUtils.Resize(originalImage.Size, width, height, maxWidth, maxHeight);
-
- Bitmap thumbnail;
-
- // Graphics.FromImage will throw an exception if the PixelFormat is Indexed, so we need to handle that here
- if (originalImage.PixelFormat.HasFlag(PixelFormat.Indexed))
- {
- thumbnail = new Bitmap(originalImage, newSize.Width, newSize.Height);
- }
- else
- {
- thumbnail = new Bitmap(newSize.Width, newSize.Height, originalImage.PixelFormat);
- }
-
- thumbnail.MakeTransparent();
-
- // Preserve the original resolution
- thumbnail.SetResolution(originalImage.HorizontalResolution, originalImage.VerticalResolution);
-
- Graphics thumbnailGraph = Graphics.FromImage(thumbnail);
-
- thumbnailGraph.CompositingQuality = CompositingQuality.HighQuality;
- thumbnailGraph.SmoothingMode = SmoothingMode.HighQuality;
- thumbnailGraph.InterpolationMode = InterpolationMode.HighQualityBicubic;
- thumbnailGraph.PixelOffsetMode = PixelOffsetMode.HighQuality;
- thumbnailGraph.CompositingMode = CompositingMode.SourceOver;
-
- thumbnailGraph.DrawImage(originalImage, 0, 0, newSize.Width, newSize.Height);
-
- ImageFormat outputFormat = originalImage.RawFormat;
-
- // Write to the output stream
- SaveImage(outputFormat, thumbnail, toStream, quality);
-
- thumbnailGraph.Dispose();
- thumbnail.Dispose();
- originalImage.Dispose();
- }
-
- public static string GetImagePath(BaseEntity entity, ImageType imageType, int imageIndex)
- {
- var item = entity as BaseItem;
-
- if (item != null)
- {
- if (imageType == ImageType.Logo)
- {
- return item.LogoImagePath;
- }
- if (imageType == ImageType.Backdrop)
- {
- return item.BackdropImagePaths.ElementAt(imageIndex);
- }
- if (imageType == ImageType.Banner)
- {
- return item.BannerImagePath;
- }
- if (imageType == ImageType.Art)
- {
- return item.ArtImagePath;
- }
- if (imageType == ImageType.Thumbnail)
- {
- return item.ThumbnailImagePath;
- }
- }
-
- return entity.PrimaryImagePath;
- }
-
- public static void SaveImage(ImageFormat outputFormat, Image newImage, Stream toStream, int? quality)
- {
- // Use special save methods for jpeg and png that will result in a much higher quality image
- // All other formats use the generic Image.Save
- if (ImageFormat.Jpeg.Equals(outputFormat))
- {
- SaveJpeg(newImage, toStream, quality);
- }
- else if (ImageFormat.Png.Equals(outputFormat))
- {
- newImage.Save(toStream, ImageFormat.Png);
- }
- else
- {
- newImage.Save(toStream, outputFormat);
- }
- }
-
- public static void SaveJpeg(Image image, Stream target, int? quality)
- {
- if (!quality.HasValue)
- {
- quality = 90;
- }
-
- using (var encoderParameters = new EncoderParameters(1))
- {
- encoderParameters.Param[0] = new EncoderParameter(Encoder.Quality, quality.Value);
- image.Save(target, GetImageCodecInfo("image/jpeg"), encoderParameters);
- }
- }
-
- public static ImageCodecInfo GetImageCodecInfo(string mimeType)
- {
- ImageCodecInfo[] info = ImageCodecInfo.GetImageEncoders();
-
- for (int i = 0; i < info.Length; i++)
- {
- ImageCodecInfo ici = info[i];
- if (ici.MimeType.Equals(mimeType, StringComparison.OrdinalIgnoreCase))
- {
- return ici;
- }
- }
- return info[1];
- }
- }
-}
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