public void SaveImage(byte[] image, Arranger arranger, string imagePath)
{
var width = arranger.ArrangerPixelSize.Width;
var height = arranger.ArrangerPixelSize.Height;
using var outputImage = new Image <Rgba32>(width, height);
var srcidx = 0;
for (int y = 0; y < height; y++)
{
var span = outputImage.GetPixelRowSpan(y);
for (int x = 0; x < width; x++, srcidx++)
{
if (arranger.GetElementAtPixel(x, y) is ArrangerElement el)
{
var pal = el.Palette;
var index = image[srcidx];
var color = pal[index];
span[x] = color.ToRgba32();
}
}
}
using var outputStream = new FileStream(imagePath, FileMode.Create, FileAccess.Write, FileShare.Read);
outputImage.SaveAsPng(outputStream);
}
public byte[] LoadImage(string imagePath, Arranger arranger, ColorMatchStrategy matchStrategy)
{
using var inputImage = SixLabors.ImageSharp.Image.Load <Rgba32>(imagePath);
var width = inputImage.Width;
var height = inputImage.Height;
var outputImage = new byte[width * height];
int destidx = 0;
for (int y = 0; y < height; y++)
{
var span = inputImage.GetPixelRowSpan(y);
for (int x = 0; x < width; x++, destidx++)
{
if (arranger.GetElementAtPixel(x, y) is ArrangerElement el)
{
var pal = el.Palette;
var color = new ColorRgba32(span[x].PackedValue);
var palIndex = pal.GetIndexByNativeColor(color, matchStrategy);
outputImage[destidx] = palIndex;
}
}
}
return(outputImage);
}
public MagitekResult TryLoadImage(string imagePath, Arranger arranger, ColorMatchStrategy matchStrategy, out byte[] image)
{
using var inputImage = SixLabors.ImageSharp.Image.Load <Rgba32>(imagePath);
var width = inputImage.Width;
var height = inputImage.Height;
if (width != arranger.ArrangerPixelSize.Width || height != arranger.ArrangerPixelSize.Height)
{
image = default;
return(new MagitekResult.Failed($"Arranger dimensions ({arranger.ArrangerPixelSize.Width}, {arranger.ArrangerPixelSize.Height})" +
$" do not match image dimensions ({width}, {height})"));
}
image = new byte[width * height];
int destidx = 0;
for (int y = 0; y < height; y++)
{
var span = inputImage.GetPixelRowSpan(y);
for (int x = 0; x < width; x++, destidx++)
{
if (arranger.GetElementAtPixel(x, y) is ArrangerElement el)
{
var pal = el.Palette;
var color = new ColorRgba32(span[x].PackedValue);
if (pal.TryGetIndexByNativeColor(color, matchStrategy, out var palIndex))
{
image[destidx] = palIndex;
}
else
{
return(new MagitekResult.Failed($"Could not match image color (R: {color.R}, G: {color.G}, B: {color.B}, A: {color.A}) within palette '{pal.Name}'"));
}
}
}
}
return(MagitekResult.SuccessResult);
}