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added drawing project

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Luke Pulverenti
2015-04-08 10:38:02 -04:00
parent 78e96917e1
commit 4820fe8097
28 changed files with 1065 additions and 342 deletions
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224
Emby.Drawing/ImageMagick/ImageMagickEncoder.cs Normal file
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using ImageMagickSharp;
using MediaBrowser.Common.Configuration;
using MediaBrowser.Controller.Drawing;
using MediaBrowser.Model.Drawing;
using MediaBrowser.Model.Logging;
using System;
using System.IO;
namespace Emby.Drawing.ImageMagick
{
public class ImageMagickEncoder : IImageEncoder
{
private readonly ILogger _logger;
private readonly IApplicationPaths _appPaths;
public ImageMagickEncoder(ILogger logger, IApplicationPaths appPaths)
{
_logger = logger;
_appPaths = appPaths;
LogImageMagickVersion();
}
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[]
{
"tiff",
"jpeg",
"jpg",
"png",
"aiff",
"cr2",
"crw",
"dng",
"nef",
"orf",
"pef",
"arw",
"webp",
"gif",
"bmp"
};
}
}
public ImageFormat[] SupportedOutputFormats
{
get
{
if (_webpAvailable)
{
return new[] { ImageFormat.Webp, ImageFormat.Gif, ImageFormat.Jpg, ImageFormat.Png };
}
return new[] { ImageFormat.Gif, ImageFormat.Jpg, ImageFormat.Png };
}
}
private void LogImageMagickVersion()
{
_logger.Info("ImageMagick version: " + Wand.VersionString);
TestWebp();
}
private bool _webpAvailable = true;
private void TestWebp()
{
try
{
var tmpPath = Path.Combine(_appPaths.TempDirectory, Guid.NewGuid() + ".webp");
Directory.CreateDirectory(Path.GetDirectoryName(tmpPath));
using (var wand = new MagickWand(1, 1, new PixelWand("none", 1)))
{
wand.SaveImage(tmpPath);
}
}
catch (Exception ex)
{
_logger.ErrorException("Error loading webp: ", ex);
_webpAvailable = false;
}
}
public void CropWhiteSpace(string inputPath, string outputPath)
{
CheckDisposed();
using (var wand = new MagickWand(inputPath))
{
wand.CurrentImage.TrimImage(10);
wand.SaveImage(outputPath);
}
}
public ImageSize GetImageSize(string path)
{
CheckDisposed();
using (var wand = new MagickWand())
{
wand.PingImage(path);
var img = wand.CurrentImage;
return new ImageSize
{
Width = img.Width,
Height = img.Height
};
}
}
public void EncodeImage(string inputPath, string outputPath, int width, int height, int quality, ImageProcessingOptions options)
{
if (string.IsNullOrWhiteSpace(options.BackgroundColor))
{
using (var originalImage = new MagickWand(inputPath))
{
originalImage.CurrentImage.ResizeImage(width, height);
DrawIndicator(originalImage, width, height, options);
originalImage.CurrentImage.CompressionQuality = quality;
originalImage.SaveImage(outputPath);
}
}
else
{
using (var wand = new MagickWand(width, height, options.BackgroundColor))
{
using (var originalImage = new MagickWand(inputPath))
{
originalImage.CurrentImage.ResizeImage(width, height);
wand.CurrentImage.CompositeImage(originalImage, CompositeOperator.OverCompositeOp, 0, 0);
DrawIndicator(wand, width, height, options);
wand.CurrentImage.CompressionQuality = quality;
wand.SaveImage(outputPath);
}
}
}
}
/// <summary>
/// Draws the indicator.
/// </summary>
/// <param name="wand">The wand.</param>
/// <param name="imageWidth">Width of the image.</param>
/// <param name="imageHeight">Height of the image.</param>
/// <param name="options">The options.</param>
private void DrawIndicator(MagickWand wand, int imageWidth, int imageHeight, ImageProcessingOptions options)
{
if (!options.AddPlayedIndicator && !options.UnplayedCount.HasValue && options.PercentPlayed.Equals(0))
{
return;
}
try
{
if (options.AddPlayedIndicator)
{
var currentImageSize = new ImageSize(imageWidth, imageHeight);
new PlayedIndicatorDrawer(_appPaths).DrawPlayedIndicator(wand, currentImageSize);
}
else if (options.UnplayedCount.HasValue)
{
var currentImageSize = new ImageSize(imageWidth, imageHeight);
new UnplayedCountIndicator(_appPaths).DrawUnplayedCountIndicator(wand, currentImageSize, options.UnplayedCount.Value);
}
if (options.PercentPlayed > 0)
{
new PercentPlayedDrawer().Process(wand, options.PercentPlayed);
}
}
catch (Exception ex)
{
_logger.ErrorException("Error drawing indicator overlay", ex);
}
}
public void CreateImageCollage(ImageCollageOptions options)
{
double ratio = options.Width;
ratio /= options.Height;
if (ratio >= 1.4)
{
new StripCollageBuilder(_appPaths).BuildThumbCollage(options.InputPaths, options.OutputPath, options.Width, options.Height, options.Text);
}
else if (ratio >= .9)
{
new StripCollageBuilder(_appPaths).BuildSquareCollage(options.InputPaths, options.OutputPath, options.Width, options.Height, options.Text);
}
else
{
new StripCollageBuilder(_appPaths).BuildPosterCollage(options.InputPaths, options.OutputPath, options.Width, options.Height, options.Text);
}
}
private bool _disposed;
public void Dispose()
{
_disposed = true;
Wand.CloseEnvironment();
}
private void CheckDisposed()
{
if (_disposed)
{
throw new ObjectDisposedException(GetType().Name);
}
}
}
}