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update image encoding

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This commit is contained in:
Luke Pulverenti 2015-11-12 14:26:02 -05:00
parent 4da6275de1
commit 90e06289dc
9 changed files with 177 additions and 120 deletions
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12
Emby.Drawing/GDI/GDIImageEncoder.cs
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@ -32,7 +32,7 @@ namespace Emby.Drawing.GDI
{
using (var img = Image.FromStream(stream))
{
}
}
_logger.Info("GDIImageEncoder started");
@ -79,17 +79,17 @@ namespace Emby.Drawing.GDI
{
using (var croppedImage = image.CropWhitespace())
{
_fileSystem.CreateDirectory(Path.GetDirectoryName(outputPath));
_fileSystem.CreateDirectory(Path.GetDirectoryName(outputPath));
using (var outputStream = _fileSystem.GetFileStream(outputPath, FileMode.Create, FileAccess.Write, FileShare.Read, false))
{
croppedImage.Save(System.Drawing.Imaging.ImageFormat.Png, outputStream, 100);
}
}
}
}
}
public void EncodeImage(string inputPath, string cacheFilePath, int width, int height, int quality, ImageProcessingOptions options)
public void EncodeImage(string inputPath, string cacheFilePath, int width, int height, int quality, ImageProcessingOptions options, ImageFormat selectedOutputFormat)
{
var hasPostProcessing = !string.IsNullOrEmpty(options.BackgroundColor) || options.UnplayedCount.HasValue || options.AddPlayedIndicator || options.PercentPlayed > 0;
@ -98,8 +98,6 @@ namespace Emby.Drawing.GDI
var newWidth = Convert.ToInt32(width);
var newHeight = Convert.ToInt32(height);
var selectedOutputFormat = options.OutputFormat;
// Graphics.FromImage will throw an exception if the PixelFormat is Indexed, so we need to handle that here
// Also, Webp only supports Format32bppArgb and Format32bppRgb
var pixelFormat = selectedOutputFormat == ImageFormat.Webp
@ -133,7 +131,7 @@ namespace Emby.Drawing.GDI
var outputFormat = GetOutputFormat(originalImage, selectedOutputFormat);
_fileSystem.CreateDirectory(Path.GetDirectoryName(cacheFilePath));
_fileSystem.CreateDirectory(Path.GetDirectoryName(cacheFilePath));
// Save to the cache location
using (var cacheFileStream = _fileSystem.GetFileStream(cacheFilePath, FileMode.Create, FileAccess.Write, FileShare.Read, false))

3
Emby.Drawing/IImageEncoder.cs
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@ -31,7 +31,8 @@ namespace Emby.Drawing
/// <param name="height">The height.</param>
/// <param name="quality">The quality.</param>
/// <param name="options">The options.</param>
void EncodeImage(string inputPath, string outputPath, int width, int height, int quality, ImageProcessingOptions options);
/// <param name="outputFormat">The output format.</param>
void EncodeImage(string inputPath, string outputPath, int width, int height, int quality, ImageProcessingOptions options, ImageFormat outputFormat);
/// <summary>
/// Creates the image collage.

35
Emby.Drawing/ImageMagick/ImageMagickEncoder.cs
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@ -9,6 +9,7 @@ using System;
using System.IO;
using System.Linq;
using CommonIO;
using MediaBrowser.Controller.Configuration;
namespace Emby.Drawing.ImageMagick
{
@ -18,13 +19,15 @@ namespace Emby.Drawing.ImageMagick
private readonly IApplicationPaths _appPaths;
private readonly IHttpClient _httpClient;
private readonly IFileSystem _fileSystem;
private readonly IServerConfigurationManager _config;
public ImageMagickEncoder(ILogger logger, IApplicationPaths appPaths, IHttpClient httpClient, IFileSystem fileSystem)
public ImageMagickEncoder(ILogger logger, IApplicationPaths appPaths, IHttpClient httpClient, IFileSystem fileSystem, IServerConfigurationManager config)
{
_logger = logger;
_appPaths = appPaths;
_httpClient = httpClient;
_fileSystem = fileSystem;
_config = config;
LogVersion();
}
@ -87,7 +90,7 @@ namespace Emby.Drawing.ImageMagick
wand.SaveImage(tmpPath);
}
}
catch
catch
{
//_logger.ErrorException("Error loading webp: ", ex);
_webpAvailable = false;
@ -131,17 +134,21 @@ namespace Emby.Drawing.ImageMagick
string.Equals(ext, ".webp", StringComparison.OrdinalIgnoreCase);
}
public void EncodeImage(string inputPath, string outputPath, int width, int height, int quality, ImageProcessingOptions options)
public void EncodeImage(string inputPath, string outputPath, int width, int height, int quality, ImageProcessingOptions options, ImageFormat selectedOutputFormat)
{
// Even if the caller specified 100, don't use it because it takes forever
quality = Math.Min(quality, 99);
if (string.IsNullOrWhiteSpace(options.BackgroundColor) || !HasTransparency(inputPath))
{
using (var originalImage = new MagickWand(inputPath))
{
originalImage.CurrentImage.ResizeImage(width, height);
ScaleImage(originalImage, width, height);
DrawIndicator(originalImage, width, height, options);
originalImage.CurrentImage.CompressionQuality = quality;
//originalImage.CurrentImage.StripImage();
originalImage.SaveImage(outputPath);
}
@ -152,12 +159,13 @@ namespace Emby.Drawing.ImageMagick
{
using (var originalImage = new MagickWand(inputPath))
{
originalImage.CurrentImage.ResizeImage(width, height);
ScaleImage(originalImage, width, height);
wand.CurrentImage.CompositeImage(originalImage, CompositeOperator.OverCompositeOp, 0, 0);
DrawIndicator(wand, width, height, options);
wand.CurrentImage.CompressionQuality = quality;
//wand.CurrentImage.StripImage();
wand.SaveImage(outputPath);
}
@ -166,6 +174,19 @@ namespace Emby.Drawing.ImageMagick
SaveDelay();
}
private void ScaleImage(MagickWand wand, int width, int height)
{
wand.CurrentImage.ResizeImage(width, height);
//if (_config.Configuration.EnableHighQualityImageScaling)
//{
// wand.CurrentImage.ResizeImage(width, height);
//}
//else
//{
// wand.CurrentImage.ScaleImage(width, height);
//}
}
/// <summary>
/// Draws the indicator.
/// </summary>
@ -231,8 +252,8 @@ namespace Emby.Drawing.ImageMagick
private void SaveDelay()
{
// For some reason the images are not always getting released right away
var task = Task.Delay(300);
Task.WaitAll(task);
//var task = Task.Delay(300);
//Task.WaitAll(task);
}
public string Name

100
Emby.Drawing/ImageProcessor.cs
View File

@ -19,6 +19,7 @@ using System.Threading.Tasks;
using CommonIO;
using Emby.Drawing.Common;
using MediaBrowser.Controller.Library;
using MediaBrowser.Model.Net;
namespace Emby.Drawing
{
@ -152,7 +153,7 @@ namespace Emby.Drawing
{
var file = await ProcessImage(options).ConfigureAwait(false);
using (var fileStream = _fileSystem.GetFileStream(file, FileMode.Open, FileAccess.Read, FileShare.Read, true))
using (var fileStream = _fileSystem.GetFileStream(file.Item1, FileMode.Open, FileAccess.Read, FileShare.Read, true))
{
await fileStream.CopyToAsync(toStream).ConfigureAwait(false);
}
@ -163,7 +164,7 @@ namespace Emby.Drawing
return _imageEncoder.SupportedOutputFormats;
}
public async Task<string> ProcessImage(ImageProcessingOptions options)
public async Task<Tuple<string, string>> ProcessImage(ImageProcessingOptions options)
{
if (options == null)
{
@ -181,13 +182,7 @@ namespace Emby.Drawing
if (!_imageEncoder.SupportsImageEncoding)
{
return originalImagePath;
}
if (options.HasDefaultOptions(originalImagePath) && options.Enhancers.Count == 0 && !options.CropWhiteSpace)
{
// Just spit out the original file if all the options are default
return originalImagePath;
return new Tuple<string, string>(originalImagePath, MimeTypes.GetMimeType(originalImagePath));
}
var dateModified = originalImage.DateModified;
@ -214,19 +209,31 @@ namespace Emby.Drawing
dateModified = tuple.Item2;
}
var newSizeInfo = GetNewImageSize(originalImagePath, dateModified, options);
var newSize = newSizeInfo.Item1;
var isSizeChanged = newSizeInfo.Item2;
if (options.HasDefaultOptionsWithoutSize(originalImagePath) && !isSizeChanged && options.Enhancers.Count == 0)
if (options.HasDefaultOptions(originalImagePath))
{
// Just spit out the original file if the new size equals the old
return originalImagePath;
// Just spit out the original file if all the options are default
return new Tuple<string, string>(originalImagePath, MimeTypes.GetMimeType(originalImagePath));
}
var quality = options.Quality ?? 90;
ImageSize? originalImageSize;
try
{
originalImageSize = GetImageSize(originalImagePath, dateModified, true);
if (options.HasDefaultOptions(originalImagePath, originalImageSize.Value))
{
// Just spit out the original file if all the options are default
return new Tuple<string, string>(originalImagePath, MimeTypes.GetMimeType(originalImagePath));
}
}
catch
{
originalImageSize = null;
}
var outputFormat = GetOutputFormat(options.OutputFormat);
var newSize = GetNewImageSize(options, originalImageSize);
var quality = options.Quality;
var outputFormat = GetOutputFormat(options.SupportedOutputFormats[0]);
var cacheFilePath = GetCacheFilePath(originalImagePath, newSize, quality, dateModified, outputFormat, options.AddPlayedIndicator, options.PercentPlayed, options.UnplayedCount, options.BackgroundColor);
var semaphore = GetLock(cacheFilePath);
@ -250,8 +257,18 @@ namespace Emby.Drawing
imageProcessingLockTaken = true;
_imageEncoder.EncodeImage(originalImagePath, cacheFilePath, newWidth, newHeight, quality, options);
_imageEncoder.EncodeImage(originalImagePath, cacheFilePath, newWidth, newHeight, quality, options, outputFormat);
}
return new Tuple<string, string>(cacheFilePath, GetMimeType(outputFormat, cacheFilePath));
}
catch (Exception ex)
{
// If it fails for whatever reason, return the original image
_logger.ErrorException("Error encoding image", ex);
// Just spit out the original file if all the options are default
return new Tuple<string, string>(originalImagePath, MimeTypes.GetMimeType(originalImagePath));
}
finally
{
@ -262,28 +279,47 @@ namespace Emby.Drawing
semaphore.Release();
}
return cacheFilePath;
}
private Tuple<ImageSize, bool> GetNewImageSize(string originalImagePath, DateTime dateModified, ImageProcessingOptions options)
private string GetMimeType(ImageFormat format, string path)
{
try
if (format == ImageFormat.Bmp)
{
var originalImageSize = GetImageSize(originalImagePath, dateModified, true);
// Determine the output size based on incoming parameters
var newSize = DrawingUtils.Resize(originalImageSize, options.Width, options.Height, options.MaxWidth, options.MaxHeight);
return new Tuple<ImageSize, bool>(newSize, !newSize.Equals(originalImageSize));
return MimeTypes.GetMimeType("i.bmp");
}
catch
if (format == ImageFormat.Gif)
{
return new Tuple<ImageSize, bool>(GetSizeEstimage(options), true);
return MimeTypes.GetMimeType("i.gif");
}
if (format == ImageFormat.Jpg)
{
return MimeTypes.GetMimeType("i.jpg");
}
if (format == ImageFormat.Png)
{
return MimeTypes.GetMimeType("i.png");
}
if (format == ImageFormat.Webp)
{
return MimeTypes.GetMimeType("i.webp");
}
return MimeTypes.GetMimeType(path);
}
private ImageSize GetSizeEstimage(ImageProcessingOptions options)
private ImageSize GetNewImageSize(ImageProcessingOptions options, ImageSize? originalImageSize)
{
if (originalImageSize.HasValue)
{
// Determine the output size based on incoming parameters
var newSize = DrawingUtils.Resize(originalImageSize.Value, options.Width, options.Height, options.MaxWidth, options.MaxHeight);
return newSize;
}
return GetSizeEstimate(options);
}
private ImageSize GetSizeEstimate(ImageProcessingOptions options)
{
if (options.Width.HasValue && options.Height.HasValue)
{

2
Emby.Drawing/NullImageEncoder.cs
View File

@ -32,7 +32,7 @@ namespace Emby.Drawing
throw new NotImplementedException();
}
public void EncodeImage(string inputPath, string outputPath, int width, int height, int quality, ImageProcessingOptions options)
public void EncodeImage(string inputPath, string outputPath, int width, int height, int quality, ImageProcessingOptions options, ImageFormat selectedOutputFormat)
{
throw new NotImplementedException();
}

91
MediaBrowser.Api/Images/ImageService.cs
View File

@ -1,5 +1,4 @@
using MediaBrowser.Common.Extensions;
using MediaBrowser.Common.IO;
using MediaBrowser.Controller.Drawing;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Library;
@ -18,7 +17,6 @@ using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using CommonIO;
using MimeTypes = MediaBrowser.Model.Net.MimeTypes;
namespace MediaBrowser.Api.Images
{
@ -571,8 +569,7 @@ namespace MediaBrowser.Api.Images
cropwhitespace = request.CropWhitespace.Value;
}
var format = GetOutputFormat(request, imageInfo, cropwhitespace, supportedImageEnhancers);
var contentType = GetMimeType(format, imageInfo.Path);
var outputFormats = GetOutputFormats(request, imageInfo, cropwhitespace, supportedImageEnhancers);
var cacheGuid = new Guid(_imageProcessor.GetImageCacheTag(item, imageInfo, supportedImageEnhancers));
@ -593,9 +590,8 @@ namespace MediaBrowser.Api.Images
request,
imageInfo,
cropwhitespace,
format,
outputFormats,
supportedImageEnhancers,
contentType,
cacheDuration,
responseHeaders,
isHeadRequest)
@ -606,9 +602,8 @@ namespace MediaBrowser.Api.Images
ImageRequest request,
ItemImageInfo image,
bool cropwhitespace,
ImageFormat format,
List<ImageFormat> supportedFormats,
List<IImageEnhancer> enhancers,
string contentType,
TimeSpan? cacheDuration,
IDictionary<string, string> headers,
bool isHeadRequest)
@ -623,16 +618,16 @@ namespace MediaBrowser.Api.Images
Item = item,
MaxHeight = request.MaxHeight,
MaxWidth = request.MaxWidth,
Quality = request.Quality,
Quality = request.Quality ?? 100,
Width = request.Width,
AddPlayedIndicator = request.AddPlayedIndicator,
PercentPlayed = request.PercentPlayed ?? 0,
UnplayedCount = request.UnplayedCount,
BackgroundColor = request.BackgroundColor,
OutputFormat = format
SupportedOutputFormats = supportedFormats
};
var file = await _imageProcessor.ProcessImage(options).ConfigureAwait(false);
var imageResult = await _imageProcessor.ProcessImage(options).ConfigureAwait(false);
headers["Vary"] = "Accept";
@ -640,20 +635,20 @@ namespace MediaBrowser.Api.Images
{
CacheDuration = cacheDuration,
ResponseHeaders = headers,
ContentType = contentType,
ContentType = imageResult.Item2,
IsHeadRequest = isHeadRequest,
Path = file
Path = imageResult.Item1
});
}
private ImageFormat GetOutputFormat(ImageRequest request, ItemImageInfo image, bool cropwhitespace, List<IImageEnhancer> enhancers)
private List<ImageFormat> GetOutputFormats(ImageRequest request, ItemImageInfo image, bool cropwhitespace, List<IImageEnhancer> enhancers)
{
if (!string.IsNullOrWhiteSpace(request.Format))
{
ImageFormat format;
if (Enum.TryParse(request.Format, true, out format))
{
return format;
return new List<ImageFormat> { format };
}
}
@ -671,39 +666,30 @@ namespace MediaBrowser.Api.Images
}
var clientSupportedFormats = GetClientSupportedFormats();
if (inputFormat.HasValue && clientSupportedFormats.Contains(inputFormat.Value) && enhancers.Count == 0)
{
if ((request.Quality ?? 100) == 100 && !request.Height.HasValue && !request.Width.HasValue &&
!request.AddPlayedIndicator && !request.PercentPlayed.HasValue && !request.UnplayedCount.HasValue && string.IsNullOrWhiteSpace(request.BackgroundColor))
{
// TODO: Allow this when specfying max width/height if the value is in range
if (!cropwhitespace && !request.MaxHeight.HasValue && !request.MaxWidth.HasValue)
{
return inputFormat.Value;
}
}
}
var serverFormats = _imageProcessor.GetSupportedImageOutputFormats();
var outputFormats = new List<ImageFormat>();
// Client doesn't care about format, so start with webp if supported
if (serverFormats.Contains(ImageFormat.Webp) && clientSupportedFormats.Contains(ImageFormat.Webp))
{
return ImageFormat.Webp;
outputFormats.Add(ImageFormat.Webp);
}
if (enhancers.Count > 0)
{
return ImageFormat.Png;
outputFormats.Add(ImageFormat.Png);
}
if (inputFormat.HasValue && inputFormat.Value == ImageFormat.Jpg)
{
return ImageFormat.Jpg;
outputFormats.Add(ImageFormat.Jpg);
}
// We can't predict if there will be transparency or not, so play it safe
return ImageFormat.Png;
outputFormats.Add(ImageFormat.Png);
return outputFormats;
}
private ImageFormat[] GetClientSupportedFormats()
@ -712,10 +698,21 @@ namespace MediaBrowser.Api.Images
var userAgent = Request.UserAgent ?? string.Empty;
if (userAgent.IndexOf("crosswalk", StringComparison.OrdinalIgnoreCase) != -1 &&
userAgent.IndexOf("android", StringComparison.OrdinalIgnoreCase) != -1)
if (!supportsWebP)
{
supportsWebP = true;
if (string.Equals(Request.QueryString["accept"], "webp", StringComparison.OrdinalIgnoreCase))
{
supportsWebP = true;
}
}
if (!supportsWebP)
{
if (userAgent.IndexOf("crosswalk", StringComparison.OrdinalIgnoreCase) != -1 &&
userAgent.IndexOf("android", StringComparison.OrdinalIgnoreCase) != -1)
{
supportsWebP = true;
}
}
if (supportsWebP)
@ -730,32 +727,6 @@ namespace MediaBrowser.Api.Images
return new[] { ImageFormat.Jpg, ImageFormat.Png };
}
private string GetMimeType(ImageFormat format, string path)
{
if (format == ImageFormat.Bmp)
{
return MimeTypes.GetMimeType("i.bmp");
}
if (format == ImageFormat.Gif)
{
return MimeTypes.GetMimeType("i.gif");
}
if (format == ImageFormat.Jpg)
{
return MimeTypes.GetMimeType("i.jpg");
}
if (format == ImageFormat.Png)
{
return MimeTypes.GetMimeType("i.png");
}
if (format == ImageFormat.Webp)
{
return MimeTypes.GetMimeType("i.webp");
}
return MimeTypes.GetMimeType(path);
}
/// <summary>
/// Gets the image path.
/// </summary>

11
MediaBrowser.Controller/Drawing/IImageProcessor.cs
View File

@ -1,4 +1,5 @@
using MediaBrowser.Controller.Entities;
using System;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.Drawing;
using MediaBrowser.Model.Entities;
@ -18,7 +19,7 @@ namespace MediaBrowser.Controller.Drawing
/// </summary>
/// <value>The supported input formats.</value>
string[] SupportedInputFormats { get; }
/// <summary>
/// Gets the image enhancers.
/// </summary>
@ -38,7 +39,7 @@ namespace MediaBrowser.Controller.Drawing
/// <param name="path">The path.</param>
/// <returns>ImageSize.</returns>
ImageSize GetImageSize(string path);
/// <summary>
/// Adds the parts.
/// </summary>
@ -77,13 +78,13 @@ namespace MediaBrowser.Controller.Drawing
/// <param name="toStream">To stream.</param>
/// <returns>Task.</returns>
Task ProcessImage(ImageProcessingOptions options, Stream toStream);
/// <summary>
/// Processes the image.
/// </summary>
/// <param name="options">The options.</param>
/// <returns>Task.</returns>
Task<string> ProcessImage(ImageProcessingOptions options);
Task<Tuple<string, string>> ProcessImage(ImageProcessingOptions options);
/// <summary>
/// Gets the enhanced image.

41
MediaBrowser.Controller/Drawing/ImageProcessingOptions.cs
View File

@ -4,6 +4,7 @@ using MediaBrowser.Model.Drawing;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
namespace MediaBrowser.Controller.Drawing
{
@ -25,11 +26,11 @@ namespace MediaBrowser.Controller.Drawing
public int? MaxHeight { get; set; }
public int? Quality { get; set; }
public int Quality { get; set; }
public List<IImageEnhancer> Enhancers { get; set; }
public ImageFormat OutputFormat { get; set; }
public List<ImageFormat> SupportedOutputFormats { get; set; }
public bool AddPlayedIndicator { get; set; }
@ -48,19 +49,47 @@ namespace MediaBrowser.Controller.Drawing
!MaxHeight.HasValue;
}
public bool HasDefaultOptions(string originalImagePath, ImageSize size)
{
if (!HasDefaultOptionsWithoutSize(originalImagePath))
{
return false;
}
if (Width.HasValue && !size.Width.Equals(Width.Value))
{
return false;
}
if (Height.HasValue && !size.Height.Equals(Height.Value))
{
return false;
}
if (MaxWidth.HasValue && size.Width > MaxWidth.Value)
{
return false;
}
if (MaxHeight.HasValue && size.Height > MaxHeight.Value)
{
return false;
}
return true;
}
public bool HasDefaultOptionsWithoutSize(string originalImagePath)
{
return (!Quality.HasValue || Quality.Value == 100) &&
IsOutputFormatDefault(originalImagePath) &&
return (Quality >= 90) &&
IsFormatSupported(originalImagePath) &&
!AddPlayedIndicator &&
PercentPlayed.Equals(0) &&
!UnplayedCount.HasValue &&
string.IsNullOrEmpty(BackgroundColor);
}
private bool IsOutputFormatDefault(string originalImagePath)
private bool IsFormatSupported(string originalImagePath)
{
return string.Equals(Path.GetExtension(originalImagePath), "." + OutputFormat, StringComparison.OrdinalIgnoreCase);
var ext = Path.GetExtension(originalImagePath);
return SupportedOutputFormats.Any(outputFormat => string.Equals(ext, "." + outputFormat, StringComparison.OrdinalIgnoreCase));
}
}
}

2
MediaBrowser.Server.Startup.Common/ApplicationHost.cs
View File

@ -573,7 +573,7 @@ namespace MediaBrowser.Server.Startup.Common
{
try
{
return new ImageMagickEncoder(LogManager.GetLogger("ImageMagick"), ApplicationPaths, HttpClient, FileSystemManager);
return new ImageMagickEncoder(LogManager.GetLogger("ImageMagick"), ApplicationPaths, HttpClient, FileSystemManager, ServerConfigurationManager);
}
catch (Exception ex)
{