alteropen/jellyfin
1
0
Fork 0
mirror of https://github.com/jellyfin/jellyfin.git synced 2026-07-08 23:33:03 +01:00
Code Issues Actions 8 Packages Projects Releases Wiki Activity

update project files

Browse Source
This commit is contained in:
Luke Pulverenti
2017-05-09 15:53:46 -04:00
parent abf18bac52
commit 34c3783f42
7 changed files with 733 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

261
Emby.Drawing.Skia/SkiaEncoder.cs Normal file
View File

@@ -0,0 +1,261 @@
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
}
}
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)
{
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; }
}
}
}