private Pipeline CreateTilePipeline(Rectangle boundsOnResizedImage)
{
var tilePipeline = new Pipeline();
var fileCache = FileCache.GetInstance();
var fileName = _filePrefix + "_" + _tiles.Count + _fileExtension;
fileCache.RegisterPublicTempFileName(fileName, false);
tilePipeline.Add(new Crop(boundsOnResizedImage));
if ((_bitmapViewer.SourceImageParams.ColorProfile != null && _bitmapViewer.SourceImageParams.ColorProfile.ColorSpace == ColorSpace.Cmyk) ||
_bitmapViewer.SourceImageParams.PixelFormat.HasAlpha)
{
var cc = new Transforms.ColorConverter(PixelFormat.Format24bppRgb)
{
ColorManagementEngine =
ColorManagementEngine.LittleCms,
DestinationProfile = ColorProfile.FromSrgb()
};
tilePipeline.Add(cc);
}
tilePipeline.Add(ImageWriter.Create(fileCache.GetAbsolutePublicCachePath(fileName), _encoderOptions));
return(tilePipeline);
}
private string SavePreviewImage()
{
if (!_previewImageEnabled)
{
return("");
}
var fileName = _fileCache.GetPublicTempFileName(".jpg");
var width = (int)(Math.Max(SourceImageParams.Width * ActualSizeHorizontalScale / _previewImageResizeRatio, 1));
var height = (int)(Math.Max(SourceImageParams.Height * ActualSizeVerticalScale / _previewImageResizeRatio, 1));
var pipeline = new Pipeline
{
ImageReader.Create(_fileCache.GetAbsolutePrivateCachePath(SourceCacheFilename)),
new Resize(width, height, ResizeInterpolationMode.Anisotropic9)
};
if ((SourceImageParams.ColorProfile != null && SourceImageParams.PixelFormat.ColorSpace != ColorSpace.Rgb) ||
SourceImageParams.PixelFormat.HasAlpha)
{
var cc = new Transforms.ColorConverter(PixelFormat.Format24bppRgb)
{
ColorManagementEngine = ColorManagementEngine.LittleCms,
DestinationProfile = ColorProfile.FromSrgb()
};
pipeline.Add(cc);
}
pipeline.Add(new JpegWriter(_fileCache.GetAbsolutePublicCachePath(fileName), 60));
pipeline.Run();
pipeline.DisposeAllElements();
return(_fileCache.GetRelativePublicCachePath(fileName));
}
