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using System;
using System.Collections.Generic;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Tango.ScreenCapture
{
public class VectorDifferenceImage
{
public int Width { get; private set; }
public int Height { get; private set; }
public List<VectorImagePixel> Pixels { get; private set; }
public VectorDifferenceImage(int width, int height)
{
Width = width;
Height = height;
Pixels = new List<VectorImagePixel>();
}
public Bitmap CreateBitmap()
{
DirectBitmap directBitmap = new DirectBitmap(Width, Height);
foreach (var pixel in Pixels)
{
directBitmap.SetPixel((int)pixel.X, (int)pixel.Y, Color.FromArgb(pixel.R, pixel.G, pixel.B));
}
directBitmap.Dispose();
return directBitmap.Bitmap;
}
public void ApplyOnBitmap(Bitmap bitmap)
{
using (FastBitmap fast = bitmap.FastLock())
{
foreach (var pixel in Pixels)
{
fast.SetPixel((int)pixel.X, (int)pixel.Y, Color.FromArgb(pixel.R, pixel.G, pixel.B));
}
}
}
public byte[] Serialize()
{
using (MemoryStream ms = new MemoryStream())
{
using (BinaryWriter writer = new BinaryWriter(ms))
{
writer.Write(Width);
writer.Write(Height);
writer.Write(Pixels.Count);
foreach (var pixel in Pixels)
{
writer.Write(pixel.X);
writer.Write(pixel.Y);
writer.Write(pixel.R);
writer.Write(pixel.G);
writer.Write(pixel.B);
}
ms.Position = 0;
return ms.ToArray();
}
}
}
public int CalculateSize()
{
int size = 0;
size += sizeof(int) * 3; //Width, Height, Count
size += sizeof(ushort) * 2 * Pixels.Count; //X, Y
size += sizeof(byte) * 3 * Pixels.Count; //RGB
return size;
}
public static VectorDifferenceImage Deserialize(byte[] data)
{
using (MemoryStream ms = new MemoryStream(data))
{
using (BinaryReader reader = new BinaryReader(ms))
{
ms.Position = 0;
var vector = new VectorDifferenceImage(reader.ReadInt32(), reader.ReadInt32());
int count = reader.ReadInt32();
for (int i = 0; i < count; i++)
{
VectorImagePixel pixel = new VectorImagePixel();
pixel.X = reader.ReadUInt16();
pixel.Y = reader.ReadUInt16();
pixel.R = reader.ReadByte();
pixel.G = reader.ReadByte();
pixel.B = reader.ReadByte();
vector.Pixels.Add(pixel);
}
return vector;
}
}
}
}
}
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