Exemplo n.º 1
0
        private void ReadPixels(string path)
        {
            var image     = path.SourceFrom();
            var pixelUtil = new PixelUtil(image);

            pixelUtil.LockBits();

            //if (QuantizationType == ColorQuantizationType.Grayscale)
            //{
            //    var quantizer = new GrayscaleQuantizer { MaxColors = MaximumNumberColor };
            //    IndexedPixels = quantizer.Quantize(pixelUtil.Pixels);
            //    ColorTable = quantizer.ColorTable;
            //}
            //else
            //{
            var quantizer = new OctreeQuantizer {
                MaxColors = MaximumNumberColor
            };

            IndexedPixels = quantizer.Quantize(pixelUtil.Pixels);
            ColorTable    = quantizer.ColorTable;
            //}

            pixelUtil.UnlockBits();
        }
Exemplo n.º 2
0
        private void ReadPixels(string path)
        {
            NonIndexedPixels = new List <Color>();

            var image     = path.SourceFrom();
            var pixelUtil = new PixelUtil(image);

            pixelUtil.LockBits();

            NonIndexedPixels.AddRange(pixelUtil.GetAllPixels());

            pixelUtil.UnlockBits();
        }
Exemplo n.º 3
0
        private void ReadPixels(string path)
        {
            var image     = path.SourceFrom();
            var pixelUtil = new PixelUtil(image);

            pixelUtil.LockBits();

            CurrentTransparentColor = TransparentColor;

            //if (QuantizationType == ColorQuantizationType.Grayscale)
            //{
            //    var quantizer = new GrayscaleQuantizer { MaxColors = MaximumNumberColor };
            //    IndexedPixels = quantizer.Quantize(pixelUtil.Pixels);
            //    ColorTable = quantizer.ColorTable;
            //}
            //else
            //{
            var quantizer = new OctreeQuantizer
            {
                MaxColors        = MaximumNumberColor,
                TransparentColor = !IsFirstFrame || UseGlobalColorTable ? CurrentTransparentColor : null
            };

            IndexedPixels = quantizer.Quantize(pixelUtil.Pixels);
            ColorTable    = quantizer.ColorTable;
            //}

            pixelUtil.UnlockBits();

            if (quantizer.TransparentColor != null)
            {
                CurrentTransparentColor = quantizer.TransparentColor;
            }

            //I need to signal the other method that I won't need transparency.
            WillUseTransparency = !IsFirstFrame && CurrentTransparentColor.HasValue && ColorTable.Contains(CurrentTransparentColor.Value);
        }