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using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Imaging;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Tango.RemoteDesktop.Quantization;
namespace Tango.RemoteDesktop.Encoders
{
public class Png8BitEncoder : FrameEncoder
{
public Png8BitEncoder(IFrame frame) : base(frame)
{
}
public override MemoryStream ToStream()
{
MemoryStream ms = new MemoryStream();
var quantizer = new OctreeQuantizer(256, true);
var quantized = quantizer.Quantize(Frame.ToBitmap());
ImageCodecInfo icf = GetEncoder(ImageFormat.Png);
EncoderParameters parms = new EncoderParameters(1);
EncoderParameter parm = new EncoderParameter(System.Drawing.Imaging.Encoder.ColorDepth, 8);
parms.Param[0] = parm;
quantized.Save(ms, icf, parms);
ms.Position = 0;
quantized.Dispose();
return ms;
}
}
}
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