internal CompositionImage GetCompositionImage(string cacheKey) { // create image and add to cache BitmapSource image = CreateImage(); // Freeze the bitmap - this means any thread can access it, as well // as perhaps providing some performance benefit. if (image != null) image.Freeze(); ImageProperties properties = new ImageProperties { UniqueKey = cacheKey, CacheProviderKey = Util.Util.CalculateShaHash(cacheKey), ColourDepth = this.ColourDepth, Format = this.ImageFormat, JpegCompressionLevel = this.JpegCompressionLevel }; if (image != null) { properties.Width = image.PixelWidth; properties.Height = image.PixelHeight; } properties.IsImagePresent = (image != null); return new CompositionImage(properties, image); }
public CompositionImage(ImageProperties properties, BitmapSource image) { Properties = properties; Image = image; }
public static string GetFileName(ImageProperties imageProperties) { return Util.Util.CalculateShaHash(imageProperties.UniqueKey); }
public Task<GeneratedImage> GenerateImageAsync() { // Create image in separate thread, and wait for result. var context = new ImageGenerationContext(HttpContext.Current); return new TaskFactory(DispatcherTaskScheduler.Default) .StartNew(() => { var image = CreateImage(context); var properties = new ImageProperties { ColorDepth = ColorDepth, Format = ImageFormat, JpegCompressionLevel = JpegCompressionLevel }; if (image != null) { image.Freeze(); properties.Width = image.PixelWidth; properties.Height = image.PixelHeight; } properties.IsImagePresent = (image != null); return new GeneratedImage(properties, image); }); }
public GeneratedImage GenerateImage() { // create image BitmapSource image = CreateImage(); var properties = new ImageProperties { ColourDepth = ColourDepth, Format = ImageFormat, JpegCompressionLevel = JpegCompressionLevel }; if (image != null) { properties.Width = image.PixelWidth; properties.Height = image.PixelHeight; } properties.IsImagePresent = (image != null); return new GeneratedImage(properties, image); }
public GeneratedImage(ImageProperties properties, BitmapSource image) { Properties = properties; Image = image; }
public GeneratedImage(ImageProperties properties, BitmapSource image) { Properties = properties; Image = image; }