public IndexedImage(ColorList colorList, Bitmap bitmap, ColorSpace colorSpace, Dither dither)
{
ColorList = colorList;
Width = bitmap.Width;
Height = bitmap.Height;
Pixels = new int[Width * Height];
for (int y = 0; y < Height; y++)
{
if (y % 10 == 0)
{
Console.WriteLine("Indexing... {0}/{1}", y, Height);
}
for (int x = 0; x < Width; x++)
{
Color color = bitmap.GetPixel(x, y);
SetIndex(x, y, ColorList.GetNearestColorIndexDither(color, x, y, colorSpace, dither));
//SetIndex( x, y, ColorList.GetNearestColorIndex(color) );
}
}
}
public Graphic2Image(IndexedImage indexedImage, ColorSpace colorSpace)
{
m_colorList = indexedImage.ColorList;
Width = indexedImage.Width;
Height = indexedImage.Height;
Pixels = new int[Width * Height];
ForegroundColors = new int[Width * Height];
BackgroundColors = new int[Width * Height];
for (int y = 0; y < Height; y++)
{
if (y % 10 == 0)
{
Console.WriteLine("converting to graphic2 ... {0}/{1}", y, Height);
}
for (int x = 0; x < Width; x += 8)
{
//. ユニークカラーの取得.
List <int> listIndices = new List <int>();
for (int i = 0; i < 8; i++)
{
if (x + i >= Width)
{
continue;
}
int index = indexedImage.GetIndex(x + i, y);
if (listIndices.Contains(index) == false)
{
listIndices.Add(index);
}
}
if (listIndices.Count <= 1)
{
for (int i = 0; i < 8; i++)
{
if (x + i >= Width)
{
continue;
}
SetIndex(x + i, y, listIndices[0], listIndices[0], 0);
}
}
else
{
List <ColorDistance> listColorDistance = new List <ColorDistance>();
ColorSpaceRgb colorSpaceRgb = new ColorSpaceRgb();
Color color0, color1;
for (int i = 0; i < listIndices.Count - 1; i++)
{
for (int j = i + 1; j < listIndices.Count; j++)
{
color0 = indexedImage.ColorList.Colors[listIndices[i]];
color1 = indexedImage.ColorList.Colors[listIndices[j]];
listColorDistance.Add(new ColorDistance(listIndices[i], listIndices[j], colorSpaceRgb.Distance(color0, color1)));
}
}
ColorDistance[] arrayColorDistance = listColorDistance.ToArray();
Array.Sort(arrayColorDistance);
int index0 = arrayColorDistance[0].Index0;
int index1 = arrayColorDistance[0].Index1;
color0 = indexedImage.ColorList.Colors[index0];
color1 = indexedImage.ColorList.Colors[index1];
for (int i = 0; i < 8; i++)
{
if (x + i >= Width)
{
continue;
}
Color color = indexedImage.GetPixel(x + i, y);
float d0 = colorSpaceRgb.Distance(color0, color);
float d1 = colorSpaceRgb.Distance(color1, color);
SetIndex(x + i, y, d0 < d1 ? index0 : index1, index0, index1);
}
}
/*
* //. 多い色２つ取ってくる.
* Dictionary<int, int> dicColors = new Dictionary<int, int>();
*
* for (int i = 0; i < 8; i++)
* {
* if ((x + i) >= Width)
* {
* continue;
* }
*
* int color = indexedImage.GetIndex(x + i, y);
* if (dicColors.ContainsKey(color))
* {
* dicColors[color] += 1;
* }
* else
* {
* dicColors.Add(color, 1);
* }
* }
*
* if (dicColors.Keys.Count == 1)
* {
* for (int i = 0; i < 8; i++)
* {
* if (x + i >= Width)
* {
* continue;
* }
*
* SetIndex( x+ i , y, dicColors.Keys.ElementAt(0), dicColors.Keys.ElementAt(0), 0 );
* }
* }
* else
* {
* ColorCount[] colors = new ColorCount[dicColors.Keys.Count];
* for (int i = 0; i < colors.Length; i++)
* {
* colors[i] = new ColorCount(dicColors.Keys.ElementAt(i), dicColors.Values.ElementAt(i));
* }
*
* Array.Sort(colors);
*
* for (int i = 0; i < 8; i++)
* {
* if (x + i >= Width)
* {
* continue;
* }
*
* Color color = indexedImage.GetPixel(x + i, y);
* float d0 = colorSpace.Distance( m_colorList.GetColor(colors[0].Color), color);
* float d1 = colorSpace.Distance( m_colorList.GetColor(colors[1].Color), color);
*
* SetIndex(x + i, y, d0 < d1 ? colors[0].Color : colors[1].Color, colors[0].Color, colors[1].Color);
* }
* }
*/
}
}
}
