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78 lines
2.5 KiB
C#
78 lines
2.5 KiB
C#
/*
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* Greenshot - a free and open source screenshot tool
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* Copyright (C) 2007-2014 Thomas Braun, Jens Klingen, Robin Krom
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*
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* For more information see: http://getgreenshot.org/
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* The Greenshot project is hosted on Sourceforge: http://sourceforge.net/projects/greenshot/
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 1 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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using System;
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using System.Drawing;
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using System.Windows.Forms;
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using Greenshot.Plugin;
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using GreenshotPlugin.Core;
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using Greenshot.IniFile;
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namespace PluginExample {
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/// <summary>
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/// This processor shows how the current surface could be modified before it's passed to the editor or another destination
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/// </summary>
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public class GreyscaleProcessor : AbstractProcessor {
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private static log4net.ILog LOG = log4net.LogManager.GetLogger(typeof(GreyscaleProcessor));
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private static PluginExampleConfiguration conf = IniConfig.GetIniSection<PluginExampleConfiguration>();
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private IGreenshotHost host;
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public GreyscaleProcessor(IGreenshotHost host) {
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this.host = host;
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}
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public override string Designation {
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get {
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return "Greyscale";
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}
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}
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public override string Description {
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get {
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return Designation;
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}
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}
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public override bool isActive {
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get {
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return conf.GreyscaleProcessor;
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}
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}
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public override bool ProcessCapture(ISurface surface, ICaptureDetails captureDetails) {
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LOG.DebugFormat("Changing surface to grayscale!");
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using (BitmapBuffer bbb = new BitmapBuffer(surface.Image as Bitmap, false)) {
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bbb.Lock();
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for(int y=0;y<bbb.Height; y++) {
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for(int x=0;x<bbb.Width; x++) {
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Color color = bbb.GetColorAt(x, y);
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int luma = (int)((0.3*color.R) + (0.59*color.G) + (0.11*color.B));
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color = Color.FromArgb(luma, luma, luma);
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bbb.SetColorAt(x, y, color);
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}
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}
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}
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return true;
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}
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}
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}
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