private static void Convert(string source, string target)
{
Console.WriteLine($"{source} -> {target}");
using (var paaStream = File.OpenRead(source))
{
using (var img = Image.Load <Rgba32>(source))
{
var targetPixels = new ColorRgba32[img.Height, img.Width];
for (int y = 0; y < img.Height; ++y)
{
for (int x = 0; x < img.Width; ++x)
{
var srcPixel = img[x, y];
targetPixels[y, x] = new ColorRgba32(srcPixel.R, srcPixel.G, srcPixel.B, srcPixel.A);
}
}
PaaEncoder.WritePAA(target, targetPixels);
}
}
}
protected override void OnSave(Document input, Stream output, SaveConfigToken token, Surface scratchSurface, ProgressEventHandler callback)
{
input.Flatten(scratchSurface);
var pixels = new ColorRgba32[scratchSurface.Width, scratchSurface.Height];
unsafe
{
for (int y = 0; y < scratchSurface.Height; ++y)
{
var src = scratchSurface.GetRowPointer(y);
for (int x = 0; x < scratchSurface.Width; ++x)
{
pixels[y, x] = new ColorRgba32((*src).R, (*src).G, (*src).B, (*src).A);
src++;
}
}
}
using (var writer = new BinaryWriterEx(output, true))
{
PaaEncoder.WritePAA(writer, pixels);
}
}