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New: Use ImageSharp for resizing (#934)

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* New: Swap to ImageSharp for image resizing to avoid leaks

Stop resizing album images also

* Fixed: MediaCoverModule falls back to fullsize for png and gif too

* Fixed: Look for all image extensions in DeleteBadMediaCovers.cs
pull/938/head
ta264 5 years ago committed by Qstick
parent 070e50d39e
commit ad4d7e4cfd
8 changed files with 25 additions and 97 deletions
Show Stats Download Patch File Download Diff File

6
src/Lidarr.Api.V1/MediaCovers/MediaCoverModule.cs
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@ -10,7 +10,7 @@ namespace Lidarr.Api.V1.MediaCovers
{
public class MediaCoverModule : LidarrV1Module
{
private static readonly Regex RegexResizedImage = new Regex(@"-\d+\.jpg$", RegexOptions.Compiled | RegexOptions.IgnoreCase);
private static readonly Regex RegexResizedImage = new Regex(@"-\d+(?=\.(jpg|png|gif)$)", RegexOptions.Compiled | RegexOptions.IgnoreCase);
private const string MEDIA_COVER_ARTIST_ROUTE = @"/Artist/(?<artistId>\d+)/(?<filename>(.+)\.(jpg|png|gif))";
private const string MEDIA_COVER_ALBUM_ROUTE = @"/Album/(?<artistId>\d+)/(?<filename>(.+)\.(jpg|png|gif))";
@ -35,7 +35,7 @@ namespace Lidarr.Api.V1.MediaCovers
{
// Return the full sized image if someone requests a non-existing resized one.
// TODO: This code can be removed later once everyone had the update for a while.
var basefilePath = RegexResizedImage.Replace(filePath, ".jpg");
var basefilePath = RegexResizedImage.Replace(filePath, "");
if (basefilePath == filePath || !_diskProvider.FileExists(basefilePath))
{
return new NotFoundResponse();
@ -54,7 +54,7 @@ namespace Lidarr.Api.V1.MediaCovers
{
// Return the full sized image if someone requests a non-existing resized one.
// TODO: This code can be removed later once everyone had the update for a while.
var basefilePath = RegexResizedImage.Replace(filePath, ".jpg");
var basefilePath = RegexResizedImage.Replace(filePath, "");
if (basefilePath == filePath || !_diskProvider.FileExists(basefilePath))
{
return new NotFoundResponse();

4
src/Lidarr.Http/Frontend/Mappers/MediaCoverMapper.cs
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@ -10,7 +10,7 @@ namespace Lidarr.Http.Frontend.Mappers
{
public class MediaCoverMapper : StaticResourceMapperBase
{
private static readonly Regex RegexResizedImage = new Regex(@"-\d+\.jpg($|\?)", RegexOptions.Compiled | RegexOptions.IgnoreCase);
private static readonly Regex RegexResizedImage = new Regex(@"-\d+(?=\.(jpg|png|gif)($|\?))", RegexOptions.Compiled | RegexOptions.IgnoreCase);
private readonly IAppFolderInfo _appFolderInfo;
private readonly IDiskProvider _diskProvider;
@ -31,7 +31,7 @@ namespace Lidarr.Http.Frontend.Mappers
if (!_diskProvider.FileExists(resourcePath) || _diskProvider.GetFileSize(resourcePath) == 0)
{
var baseResourcePath = RegexResizedImage.Replace(resourcePath, ".jpg$1");
var baseResourcePath = RegexResizedImage.Replace(resourcePath, "");
if (baseResourcePath != resourcePath)
{
return baseResourcePath;

8
src/NzbDrone.Core.Test/MediaCoverTests/MediaCoverServiceFixture.cs
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@ -153,7 +153,7 @@ namespace NzbDrone.Core.Test.MediaCoverTests
Subject.HandleAsync(new ArtistRefreshCompleteEvent(_artist));
Mocker.GetMock<IImageResizer>()
.Verify(v => v.Resize(It.IsAny<string>(), It.IsAny<string>(), It.IsAny<int>()), Times.Exactly(3));
.Verify(v => v.Resize(It.IsAny<string>(), It.IsAny<string>(), It.IsAny<int>()), Times.Exactly(2));
}
[Test]
@ -174,7 +174,7 @@ namespace NzbDrone.Core.Test.MediaCoverTests
Subject.HandleAsync(new ArtistRefreshCompleteEvent(_artist));
Mocker.GetMock<IImageResizer>()
.Verify(v => v.Resize(It.IsAny<string>(), It.IsAny<string>(), It.IsAny<int>()), Times.Exactly(3));
.Verify(v => v.Resize(It.IsAny<string>(), It.IsAny<string>(), It.IsAny<int>()), Times.Exactly(2));
}
[Test]
@ -224,7 +224,7 @@ namespace NzbDrone.Core.Test.MediaCoverTests
Subject.HandleAsync(new ArtistRefreshCompleteEvent(_artist));
Mocker.GetMock<IImageResizer>()
.Verify(v => v.Resize(It.IsAny<string>(), It.IsAny<string>(), It.IsAny<int>()), Times.Exactly(3));
.Verify(v => v.Resize(It.IsAny<string>(), It.IsAny<string>(), It.IsAny<int>()), Times.Exactly(2));
}
[Test]
@ -249,7 +249,7 @@ namespace NzbDrone.Core.Test.MediaCoverTests
Subject.HandleAsync(new ArtistRefreshCompleteEvent(_artist));
Mocker.GetMock<IImageResizer>()
.Verify(v => v.Resize(It.IsAny<string>(), It.IsAny<string>(), It.IsAny<int>()), Times.Exactly(3));
.Verify(v => v.Resize(It.IsAny<string>(), It.IsAny<string>(), It.IsAny<int>()), Times.Exactly(2));
}
}
}

4
src/NzbDrone.Core/Housekeeping/Housekeepers/DeleteBadMediaCovers.cs
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@ -1,4 +1,5 @@
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using NLog;
@ -35,11 +36,12 @@ namespace NzbDrone.Core.Housekeeping.Housekeepers
if (!_configService.CleanupMetadataImages) return;
var artists = _artistService.GetAllArtists();
var imageExtensions = new List<string> { ".jpg", ".png", ".gif" };
foreach (var artist in artists)
{
var images = _metaFileService.GetFilesByArtist(artist.Id)
.Where(c => c.LastUpdated > new DateTime(2014, 12, 27) && c.RelativePath.EndsWith(".jpg", StringComparison.InvariantCultureIgnoreCase));
.Where(c => c.LastUpdated > new DateTime(2014, 12, 27) && imageExtensions.Any(x => c.RelativePath.EndsWith(x, StringComparison.InvariantCultureIgnoreCase)));
foreach (var image in images)
{

2
src/NzbDrone.Core/Lidarr.Core.csproj
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@ -6,7 +6,6 @@
<ItemGroup>
<PackageReference Include="FluentMigrator.Runner" Version="1.6.2" />
<PackageReference Include="FluentValidation" Version="6.2.1" />
<PackageReference Include="ImageResizer" Version="4.2.5" />
<PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
<PackageReference Include="NLog" Version="4.5.4" />
<PackageReference Include="OAuth" Version="1.0.3" />
@ -16,6 +15,7 @@
<PackageReference Include="TagLibSharp-Lidarr" Version="2.2.0.19" />
<PackageReference Include="xmlrpcnet" Version="2.5.0" />
<PackageReference Include="SpotifyAPI.Web" Version="4.2.0" />
<PackageReference Include="SixLabors.ImageSharp.Drawing" Version="1.0.0-beta0006" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\Marr.Data\Marr.Data.csproj" />

44
src/NzbDrone.Core/MediaCover/GdiPlusInterop.cs
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@ -1,44 +0,0 @@
using System;
using System.Drawing;
using NzbDrone.Common.EnvironmentInfo;
namespace NzbDrone.Core.MediaCover
{
public static class GdiPlusInterop
{
private static Exception _gdiPlusException;
static GdiPlusInterop()
{
TestLibrary();
}
private static void TestLibrary()
{
if (OsInfo.IsWindows)
{
return;
}
try
{
// We use StringFormat as test coz it gets properly cleaned up by the finalizer even if gdiplus is absent and is relatively non-invasive.
var strFormat = new StringFormat();
strFormat.Dispose();
}
catch (Exception ex)
{
_gdiPlusException = ex;
}
}
public static void CheckGdiPlus()
{
if (_gdiPlusException != null)
{
throw new DllNotFoundException("Couldn't load GDIPlus library", _gdiPlusException);
}
}
}
}

24
src/NzbDrone.Core/MediaCover/ImageResizer.cs
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@ -1,5 +1,8 @@
using ImageResizer;
using System;
using NzbDrone.Common.Disk;
using SixLabors.ImageSharp;
using SixLabors.ImageSharp.Processing;
using SixLabors.Memory;
namespace NzbDrone.Core.MediaCover
{
@ -15,25 +18,20 @@ namespace NzbDrone.Core.MediaCover
public ImageResizer(IDiskProvider diskProvider)
{
_diskProvider = diskProvider;
// More conservative memory allocation
SixLabors.ImageSharp.Configuration.Default.MemoryAllocator = new SimpleGcMemoryAllocator();
}
public void Resize(string source, string destination, int height)
{
try
{
GdiPlusInterop.CheckGdiPlus();
using (var sourceStream = _diskProvider.OpenReadStream(source))
{
using (var outputStream = _diskProvider.OpenWriteStream(destination))
using (var image = Image.Load(source))
{
var settings = new Instructions();
settings.Height = height;
var job = new ImageJob(sourceStream, outputStream, settings);
ImageBuilder.Current.Build(job);
}
var width = (int)Math.Floor((double)image.Width * (double)height / (double)image.Height);
image.Mutate(x => x.Resize(width, height));
image.Save(destination);
}
}
catch

30
src/NzbDrone.Core/MediaCover/MediaCoverService.cs
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@ -163,8 +163,6 @@ namespace NzbDrone.Core.MediaCover
{
_logger.Error(e, "Couldn't download media cover for {0}", album);
}
EnsureResizedAlbumCovers(album, cover, !alreadyExists);
}
}
@ -227,31 +225,6 @@ namespace NzbDrone.Core.MediaCover
}
}
private void EnsureResizedAlbumCovers(Album album, MediaCover cover, bool forceResize)
{
int[] heights = GetDefaultHeights(cover.CoverType);
foreach (var height in heights)
{
var mainFileName = GetCoverPath(album.Id, MediaCoverEntity.Album, cover.CoverType, cover.Extension, null);
var resizeFileName = GetCoverPath(album.Id, MediaCoverEntity.Album, cover.CoverType, cover.Extension, height);
if (forceResize || !_diskProvider.FileExists(resizeFileName) || _diskProvider.GetFileSize(resizeFileName) == 0)
{
_logger.Debug("Resizing {0}-{1} for {2}", cover.CoverType, height, album);
try
{
_resizer.Resize(mainFileName, resizeFileName, height);
}
catch
{
_logger.Debug("Couldn't resize media cover {0}-{1} for album {2}, using full size image instead.", cover.CoverType, height, album);
}
}
}
}
private int[] GetDefaultHeights(MediaCoverTypes coverType)
{
switch (coverType)
@ -261,6 +234,7 @@ namespace NzbDrone.Core.MediaCover
case MediaCoverTypes.Poster:
case MediaCoverTypes.Disc:
case MediaCoverTypes.Cover:
case MediaCoverTypes.Logo:
case MediaCoverTypes.Headshot:
return new[] { 500, 250 };
@ -271,8 +245,6 @@ namespace NzbDrone.Core.MediaCover
case MediaCoverTypes.Fanart:
case MediaCoverTypes.Screenshot:
return new[] { 360, 180 };
case MediaCoverTypes.Cover:
return new[] { 250 };
}
}

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