/// <summary>
/// Resizes image and maintains original sharpness using memory-friendly Pipeline API (like Bicubic Sharper mode in Photoshop)
/// </summary>
private static void ResizeSharpMemoryFriendly()
{
using (var reader = ImageReader.Create("../../../../_Input/Chicago.jpg"))
using (var resize = new Resize(320, 0, ResizeInterpolationMode.High))
using (var unsharpMask = new UnsharpMask(0.35f, 1, 0))
using (var writer = ImageWriter.Create("../../../../_Output/ResizeSharpMemoryFriendly.jpg"))
{
Pipeline.Run(reader + resize + unsharpMask + writer);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="TextProcessingSettings"/> class.
/// </summary>
/// <param name="size">The initial output size.</param>
/// <param name="font">The initial font.</param>
public TextProcessingSettings(Size size, Font font)
{
this.calculateCharacterSize = true;
this.isBlackTextOnWhite = !Variables.Instance.InvertImage;
this.isFixedWidth = true;
this.IsGeneratedRamp = Variables.Instance.UseGeneratedRamp;
this.ramp = "MMMMMMM@@@@@@@WWWWWWWWWBBBBBBBB000000008888888ZZZZZZZZZaZaaaaaa2222222SSSSSSSXXXXXXXXXXX7777777rrrrrrr;;;;;;;;iiiiiiiii:::::::,:,,,,,,......... ";
this.sharpen = Variables.Instance.Sharpen;
this.sharpenFilter = new Sharpen();
this.stretch = Variables.Instance.Stretch;
this.stretchFilter = new Stretch();
this.unsharp = Variables.Instance.UnsharpMask;
this.unsharpFilter = new UnsharpMask(3);
this.filterChanged = true;
if (Variables.Instance.CurrentSelectedValidCharacters > -1)
{
this.validCharacters = (string)Variables.Instance.DefaultValidCharacters[Variables.Instance.CurrentSelectedValidCharacters];
}
else
{
this.validCharacters = Variables.Instance.CurrentCharacters;
}
this.Size = size;
this.Font = font;
// TODO: Move these to ResetVariables and set widgets from events
this.brightness = Variables.Instance.DefaultTextBrightness;
this.contrast = Variables.Instance.DefaultTextContrast;
this.dithering = Variables.Instance.DefaultDitheringLevel;
this.ditheringRandom = Variables.Instance.DefaultDitheringRandom;
this.flipHorizontally = Variables.Instance.FlipHorizontally;
this.flipVertically = Variables.Instance.FlipVertically;
this.levels = new LevelsSettings(Variables.Instance.DefaultMinimumLevel, Variables.Instance.DefaultMedianLevel, Variables.Instance.DefaultMaximumLevel);
}
