improve image processing performance
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d7a1a87009
commit
dec3b1bbb0
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@ -430,7 +430,7 @@ namespace Emby.Dlna.PlayTo
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return Task.FromResult(true);
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}
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public Task SendRestartRequiredNotification(SystemInfo info, CancellationToken cancellationToken)
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public Task SendRestartRequiredNotification(CancellationToken cancellationToken)
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{
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return Task.FromResult(true);
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}
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@ -173,6 +173,8 @@ namespace Emby.Drawing.ImageMagick
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originalImage.CurrentImage.CompressionQuality = quality;
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originalImage.CurrentImage.StripImage();
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_fileSystem.CreateDirectory(_fileSystem.GetDirectoryName(outputPath));
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originalImage.SaveImage(outputPath);
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}
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}
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@ -528,6 +528,7 @@ namespace Emby.Drawing.Skia
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// If all we're doing is resizing then we can stop now
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if (!hasBackgroundColor && !hasForegroundColor && blur == 0 && !hasIndicator)
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{
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_fileSystem.CreateDirectory(_fileSystem.GetDirectoryName(outputPath));
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using (var outputStream = new SKFileWStream(outputPath))
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{
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resizedBitmap.Encode(outputStream, skiaOutputFormat, quality);
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@ -580,6 +581,7 @@ namespace Emby.Drawing.Skia
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DrawIndicator(canvas, width, height, options);
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}
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_fileSystem.CreateDirectory(_fileSystem.GetDirectoryName(outputPath));
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using (var outputStream = new SKFileWStream(outputPath))
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{
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saveBitmap.Encode(outputStream, skiaOutputFormat, quality);
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@ -220,7 +220,7 @@ namespace Emby.Drawing
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Type = originalImage.Type,
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Path = originalImagePath
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}, requiresTransparency, item, options.ImageIndex, options.Enhancers).ConfigureAwait(false);
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}, requiresTransparency, item, options.ImageIndex, options.Enhancers, CancellationToken.None).ConfigureAwait(false);
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originalImagePath = tuple.Item1;
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dateModified = tuple.Item2;
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@ -256,31 +256,29 @@ namespace Emby.Drawing
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var outputFormat = GetOutputFormat(options.SupportedOutputFormats, requiresTransparency);
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var cacheFilePath = GetCacheFilePath(originalImagePath, newSize, quality, dateModified, outputFormat, options.AddPlayedIndicator, options.PercentPlayed, options.UnplayedCount, options.Blur, options.BackgroundColor, options.ForegroundLayer);
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CheckDisposed();
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var lockInfo = GetLock(cacheFilePath);
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await lockInfo.Lock.WaitAsync().ConfigureAwait(false);
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try
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{
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CheckDisposed();
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if (!_fileSystem.FileExists(cacheFilePath))
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{
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var tmpPath = Path.ChangeExtension(Path.Combine(_appPaths.TempDirectory, Guid.NewGuid().ToString("N")), Path.GetExtension(cacheFilePath));
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_fileSystem.CreateDirectory(_fileSystem.GetDirectoryName(tmpPath));
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if (options.CropWhiteSpace && !SupportsTransparency(originalImagePath))
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{
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options.CropWhiteSpace = false;
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}
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var resultPath = _imageEncoder.EncodeImage(originalImagePath, dateModified, tmpPath, autoOrient, orientation, quality, options, outputFormat);
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var resultPath = _imageEncoder.EncodeImage(originalImagePath, dateModified, cacheFilePath, autoOrient, orientation, quality, options, outputFormat);
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if (string.Equals(resultPath, originalImagePath, StringComparison.OrdinalIgnoreCase))
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{
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return new Tuple<string, string, DateTime>(originalImagePath, MimeTypes.GetMimeType(originalImagePath), dateModified);
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}
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_fileSystem.CreateDirectory(_fileSystem.GetDirectoryName(cacheFilePath));
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CopyFile(tmpPath, cacheFilePath);
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return new Tuple<string, string, DateTime>(tmpPath, GetMimeType(outputFormat, cacheFilePath), _fileSystem.GetLastWriteTimeUtc(tmpPath));
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return new Tuple<string, string, DateTime>(cacheFilePath, GetMimeType(outputFormat, cacheFilePath), _fileSystem.GetLastWriteTimeUtc(cacheFilePath));
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}
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return new Tuple<string, string, DateTime>(cacheFilePath, GetMimeType(outputFormat, cacheFilePath), _fileSystem.GetLastWriteTimeUtc(cacheFilePath));
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@ -302,6 +300,10 @@ namespace Emby.Drawing
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// Just spit out the original file if all the options are default
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return new Tuple<string, string, DateTime>(originalImagePath, MimeTypes.GetMimeType(originalImagePath), dateModified);
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}
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finally
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{
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ReleaseLock(cacheFilePath, lockInfo);
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}
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}
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private ImageFormat GetOutputFormat(ImageFormat[] clientSupportedFormats, bool requiresTransparency)
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@ -667,7 +669,7 @@ namespace Emby.Drawing
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var inputImageSupportsTransparency = SupportsTransparency(imageInfo.Path);
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var result = await GetEnhancedImage(imageInfo, inputImageSupportsTransparency, item, imageIndex, enhancers);
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var result = await GetEnhancedImage(imageInfo, inputImageSupportsTransparency, item, imageIndex, enhancers, CancellationToken.None);
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return result.Item1;
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}
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@ -676,7 +678,8 @@ namespace Emby.Drawing
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bool inputImageSupportsTransparency,
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IHasMetadata item,
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int imageIndex,
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List<IImageEnhancer> enhancers)
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List<IImageEnhancer> enhancers,
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CancellationToken cancellationToken)
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{
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var originalImagePath = image.Path;
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var dateModified = image.DateModified;
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@ -687,7 +690,7 @@ namespace Emby.Drawing
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var cacheGuid = GetImageCacheTag(item, image, enhancers);
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// Enhance if we have enhancers
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var ehnancedImageInfo = await GetEnhancedImageInternal(originalImagePath, item, imageType, imageIndex, enhancers, cacheGuid).ConfigureAwait(false);
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var ehnancedImageInfo = await GetEnhancedImageInternal(originalImagePath, item, imageType, imageIndex, enhancers, cacheGuid, cancellationToken).ConfigureAwait(false);
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var ehnancedImagePath = ehnancedImageInfo.Item1;
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@ -727,7 +730,8 @@ namespace Emby.Drawing
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ImageType imageType,
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int imageIndex,
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List<IImageEnhancer> supportedEnhancers,
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string cacheGuid)
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string cacheGuid,
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CancellationToken cancellationToken)
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{
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if (string.IsNullOrEmpty(originalImagePath))
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{
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@ -755,29 +759,28 @@ namespace Emby.Drawing
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var enhancedImagePath = GetCachePath(EnhancedImageCachePath, cacheGuid + cacheExtension);
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// Check again in case of contention
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if (_fileSystem.FileExists(enhancedImagePath))
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{
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return new Tuple<string, bool>(enhancedImagePath, treatmentRequiresTransparency);
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}
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var lockInfo = GetLock(enhancedImagePath);
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_fileSystem.CreateDirectory(_fileSystem.GetDirectoryName(enhancedImagePath));
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var tmpPath = Path.Combine(_appPaths.TempDirectory, Path.ChangeExtension(Guid.NewGuid().ToString(), Path.GetExtension(enhancedImagePath)));
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_fileSystem.CreateDirectory(_fileSystem.GetDirectoryName(tmpPath));
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await ExecuteImageEnhancers(supportedEnhancers, originalImagePath, tmpPath, item, imageType, imageIndex).ConfigureAwait(false);
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await lockInfo.Lock.WaitAsync(cancellationToken).ConfigureAwait(false);
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try
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{
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_fileSystem.CopyFile(tmpPath, enhancedImagePath, true);
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// Check again in case of contention
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if (_fileSystem.FileExists(enhancedImagePath))
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{
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return new Tuple<string, bool>(enhancedImagePath, treatmentRequiresTransparency);
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}
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_fileSystem.CreateDirectory(_fileSystem.GetDirectoryName(enhancedImagePath));
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await ExecuteImageEnhancers(supportedEnhancers, originalImagePath, enhancedImagePath, item, imageType, imageIndex).ConfigureAwait(false);
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return new Tuple<string, bool>(enhancedImagePath, treatmentRequiresTransparency);
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}
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catch
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finally
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{
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ReleaseLock(enhancedImagePath, lockInfo);
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}
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return new Tuple<string, bool>(tmpPath, treatmentRequiresTransparency);
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}
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/// <summary>
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@ -896,6 +899,45 @@ namespace Emby.Drawing
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return list;
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}
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private Dictionary<string, LockInfo> _locks = new Dictionary<string, LockInfo>();
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private class LockInfo
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{
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public SemaphoreSlim Lock = new SemaphoreSlim(1, 1);
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public int Count = 1;
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}
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private LockInfo GetLock(string key)
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{
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lock (_locks)
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{
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LockInfo info;
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if (_locks.TryGetValue(key, out info))
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{
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info.Count++;
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}
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else
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{
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info = new LockInfo();
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_locks[key] = info;
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}
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return info;
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}
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}
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private void ReleaseLock(string key, LockInfo info)
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{
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info.Lock.Release();
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lock (_locks)
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{
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info.Count--;
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if (info.Count <= 0)
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{
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_locks.Remove(key);
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info.Lock.Dispose();
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}
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}
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}
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private bool _disposed;
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public void Dispose()
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{
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@ -43,7 +43,7 @@ namespace Emby.Server.Implementations.Social
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throw new ResourceNotFoundException();
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}
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var externalUrl = (await _appHost.GetSystemInfo(CancellationToken.None).ConfigureAwait(false)).WanAddress;
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var externalUrl = (await _appHost.GetPublicSystemInfo(CancellationToken.None).ConfigureAwait(false)).WanAddress;
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if (string.IsNullOrWhiteSpace(externalUrl))
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{
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@ -74,7 +74,7 @@ namespace Emby.Server.Implementations.Social
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{
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var info = _repository.GetShareInfo(id);
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AddShareInfo(info, _appHost.GetSystemInfo(CancellationToken.None).Result.WanAddress);
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AddShareInfo(info, _appHost.GetPublicSystemInfo(CancellationToken.None).Result.WanAddress);
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return info;
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}
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