mirror of
https://github.com/jellyfin/jellyfin.git
synced 2024-09-06 11:34:57 +02:00
272 lines
9.4 KiB
C#
272 lines
9.4 KiB
C#
using MediaBrowser.Common.Configuration;
|
|
using MediaBrowser.Common.Net;
|
|
using MediaBrowser.Controller.Drawing;
|
|
using MediaBrowser.Model.Drawing;
|
|
using MediaBrowser.Model.IO;
|
|
using MediaBrowser.Model.Logging;
|
|
using SkiaSharp;
|
|
using System;
|
|
using System.Reflection;
|
|
using System.Threading.Tasks;
|
|
|
|
namespace Emby.Drawing.Skia
|
|
{
|
|
public class SkiaEncoder : IImageEncoder
|
|
{
|
|
private readonly ILogger _logger;
|
|
private readonly IApplicationPaths _appPaths;
|
|
private readonly Func<IHttpClient> _httpClientFactory;
|
|
private readonly IFileSystem _fileSystem;
|
|
|
|
public SkiaEncoder(ILogger logger, IApplicationPaths appPaths, Func<IHttpClient> httpClientFactory, IFileSystem fileSystem)
|
|
{
|
|
_logger = logger;
|
|
_appPaths = appPaths;
|
|
_httpClientFactory = httpClientFactory;
|
|
_fileSystem = fileSystem;
|
|
|
|
LogVersion();
|
|
}
|
|
|
|
public string[] SupportedInputFormats
|
|
{
|
|
get
|
|
{
|
|
// Some common file name extensions for RAW picture files include: .cr2, .crw, .dng, .nef, .orf, .rw2, .pef, .arw, .sr2, .srf, and .tif.
|
|
return new[]
|
|
{
|
|
"jpeg",
|
|
"jpg",
|
|
"png",
|
|
"dng",
|
|
"webp",
|
|
"gif",
|
|
"bmp",
|
|
"ico",
|
|
"astc",
|
|
"ktx",
|
|
"pkm",
|
|
"wbmp"
|
|
};
|
|
}
|
|
}
|
|
|
|
public ImageFormat[] SupportedOutputFormats
|
|
{
|
|
get
|
|
{
|
|
return new[] { ImageFormat.Webp, ImageFormat.Gif, ImageFormat.Jpg, ImageFormat.Png, ImageFormat.Bmp };
|
|
}
|
|
}
|
|
|
|
private void LogVersion()
|
|
{
|
|
_logger.Info("SkiaSharp version: " + GetVersion());
|
|
}
|
|
|
|
public static string GetVersion()
|
|
{
|
|
return typeof(SKCanvas).GetTypeInfo().Assembly.GetName().Version.ToString();
|
|
}
|
|
|
|
public static SKEncodedImageFormat GetImageFormat(ImageFormat selectedFormat)
|
|
{
|
|
switch (selectedFormat)
|
|
{
|
|
case ImageFormat.Bmp:
|
|
return SKEncodedImageFormat.Bmp;
|
|
case ImageFormat.Jpg:
|
|
return SKEncodedImageFormat.Jpeg;
|
|
case ImageFormat.Gif:
|
|
return SKEncodedImageFormat.Gif;
|
|
case ImageFormat.Webp:
|
|
return SKEncodedImageFormat.Webp;
|
|
case ImageFormat.Png:
|
|
default:
|
|
return SKEncodedImageFormat.Png;
|
|
}
|
|
}
|
|
|
|
public void CropWhiteSpace(string inputPath, string outputPath)
|
|
{
|
|
CheckDisposed();
|
|
|
|
using (var bitmap = SKBitmap.Decode(inputPath))
|
|
{
|
|
// @todo
|
|
}
|
|
|
|
_fileSystem.CopyFile(inputPath, outputPath, true);
|
|
}
|
|
|
|
public ImageSize GetImageSize(string path)
|
|
{
|
|
CheckDisposed();
|
|
|
|
using (var s = new SKFileStream(path))
|
|
{
|
|
using (var codec = SKCodec.Create(s))
|
|
{
|
|
var info = codec.Info;
|
|
|
|
return new ImageSize
|
|
{
|
|
Width = info.Width,
|
|
Height = info.Height
|
|
};
|
|
}
|
|
}
|
|
}
|
|
|
|
public void EncodeImage(string inputPath, string outputPath, bool autoOrient, int width, int height, int quality, ImageProcessingOptions options, ImageFormat selectedOutputFormat)
|
|
{
|
|
if (string.IsNullOrWhiteSpace(inputPath))
|
|
{
|
|
throw new ArgumentNullException("inputPath");
|
|
}
|
|
if (string.IsNullOrWhiteSpace(inputPath))
|
|
{
|
|
throw new ArgumentNullException("outputPath");
|
|
}
|
|
|
|
using (var bitmap = SKBitmap.Decode(inputPath))
|
|
{
|
|
using (var resizedBitmap = new SKBitmap(width, height, bitmap.ColorType, bitmap.AlphaType))
|
|
{
|
|
// scale image
|
|
bitmap.Resize(resizedBitmap, SKBitmapResizeMethod.Lanczos3);
|
|
|
|
// create bitmap to use for canvas drawing
|
|
using (var saveBitmap = new SKBitmap(width, height, bitmap.ColorType, bitmap.AlphaType))
|
|
{
|
|
// create canvas used to draw into bitmap
|
|
using (var canvas = new SKCanvas(saveBitmap))
|
|
{
|
|
// set background color if present
|
|
if (!string.IsNullOrWhiteSpace(options.BackgroundColor))
|
|
{
|
|
canvas.Clear(SKColor.Parse(options.BackgroundColor));
|
|
}
|
|
|
|
// Add blur if option is present
|
|
if (options.Blur > 0)
|
|
{
|
|
using (var paint = new SKPaint())
|
|
{
|
|
// create image from resized bitmap to apply blur
|
|
using (var filter = SKImageFilter.CreateBlur(5, 5))
|
|
{
|
|
paint.ImageFilter = filter;
|
|
canvas.DrawBitmap(resizedBitmap, SKRect.Create(width, height), paint);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// draw resized bitmap onto canvas
|
|
canvas.DrawBitmap(resizedBitmap, SKRect.Create(width, height));
|
|
}
|
|
|
|
// If foreground layer present then draw
|
|
if (!string.IsNullOrWhiteSpace(options.ForegroundLayer))
|
|
{
|
|
Double opacity;
|
|
if (!Double.TryParse(options.ForegroundLayer, out opacity)) opacity = .4;
|
|
|
|
var foregroundColor = String.Format("#{0:X2}000000", (Byte)((1-opacity) * 0xFF));
|
|
canvas.DrawColor(SKColor.Parse(foregroundColor), SKBlendMode.SrcOver);
|
|
}
|
|
|
|
DrawIndicator(canvas, width, height, options);
|
|
|
|
using (var outputStream = new SKFileWStream(outputPath))
|
|
{
|
|
saveBitmap.Encode(outputStream, GetImageFormat(selectedOutputFormat), quality);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
public void CreateImageCollage(ImageCollageOptions options)
|
|
{
|
|
double ratio = options.Width;
|
|
ratio /= options.Height;
|
|
|
|
if (ratio >= 1.4)
|
|
{
|
|
new StripCollageBuilder(_appPaths, _fileSystem).BuildThumbCollage(options.InputPaths, options.OutputPath, options.Width, options.Height);
|
|
}
|
|
else if (ratio >= .9)
|
|
{
|
|
new StripCollageBuilder(_appPaths, _fileSystem).BuildSquareCollage(options.InputPaths, options.OutputPath, options.Width, options.Height);
|
|
}
|
|
else
|
|
{
|
|
new StripCollageBuilder(_appPaths, _fileSystem).BuildPosterCollage(options.InputPaths, options.OutputPath, options.Width, options.Height);
|
|
}
|
|
}
|
|
|
|
private void DrawIndicator(SKCanvas canvas, int imageWidth, int imageHeight, ImageProcessingOptions options)
|
|
{
|
|
if (!options.AddPlayedIndicator && !options.UnplayedCount.HasValue && options.PercentPlayed.Equals(0))
|
|
{
|
|
return;
|
|
}
|
|
|
|
try
|
|
{
|
|
var currentImageSize = new ImageSize(imageWidth, imageHeight);
|
|
|
|
if (options.AddPlayedIndicator)
|
|
{
|
|
var task = new PlayedIndicatorDrawer(_appPaths, _httpClientFactory(), _fileSystem).DrawPlayedIndicator(canvas, currentImageSize);
|
|
Task.WaitAll(task);
|
|
}
|
|
else if (options.UnplayedCount.HasValue)
|
|
{
|
|
new UnplayedCountIndicator(_appPaths, _httpClientFactory(), _fileSystem).DrawUnplayedCountIndicator(canvas, currentImageSize, options.UnplayedCount.Value);
|
|
}
|
|
|
|
if (options.PercentPlayed > 0)
|
|
{
|
|
new PercentPlayedDrawer().Process(canvas, currentImageSize, options.PercentPlayed);
|
|
}
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
_logger.ErrorException("Error drawing indicator overlay", ex);
|
|
}
|
|
}
|
|
|
|
public string Name
|
|
{
|
|
get { return "Skia"; }
|
|
}
|
|
|
|
private bool _disposed;
|
|
public void Dispose()
|
|
{
|
|
_disposed = true;
|
|
}
|
|
|
|
private void CheckDisposed()
|
|
{
|
|
if (_disposed)
|
|
{
|
|
throw new ObjectDisposedException(GetType().Name);
|
|
}
|
|
}
|
|
|
|
public bool SupportsImageCollageCreation
|
|
{
|
|
get { return true; }
|
|
}
|
|
|
|
public bool SupportsImageEncoding
|
|
{
|
|
get { return true; }
|
|
}
|
|
}
|
|
}
|