public static IntField FieldcodeRunlengthsDe(List <int[]> fields, int width, int height, SymbolCodec runlengthCodec, Compressor compr)
{
IntField image = new IntField(width, height);
for (int i = 1; i <= 3; i++)
{
CodecUtil.Shift(fields[i - 1], -1);
var f = runlengthCodec.Decode(fields[i - 1]);
for (int p = 0; p < width * height; p++)
{
if (f[p] == 1)
{
image.Data[p] = i;
}
}
// Visualise
IntField img = new IntField(width, height);
img.Data = f;
compr.AddImageGrayscale(img, 0, 1, "field" + i);
}
compr.AddImageGrayscale(image, 0, 3, "xformed");
return(image);
}
public static IntField FieldcodeRunlengthsDe2(int[] runs, int width, int height, SymbolCodec runlengthCodec, Compressor compr)
{
IntField image = new IntField(width, height);
var data = runlengthCodec.Decode(runs);
for (int i = 1; i <= 3; i++)
{
int offs = width * height * (i - 1);
for (int p = 0; p < width * height; p++)
{
if (data[offs + p] == 1)
{
image.Data[p] = i;
}
}
// Visualise
IntField img = new IntField(width, height);
Array.Copy(data, offs, img.Data, 0, width * height);
compr.AddImageGrayscale(img, 0, 1, "field" + i);
}
compr.AddImageGrayscale(image, 0, 3, "xformed");
return(image);
}
