public SKData Encode(SKPixelSerializer serializer)
{
if (serializer == null)
{
throw new ArgumentNullException(nameof(serializer));
}
return(GetObject <SKData> (SkiaApi.sk_image_encode_with_serializer(Handle, serializer.Handle)));
}
public SKData Encode(SKPixelSerializer serializer)
{
if (serializer == null)
{
throw new ArgumentNullException(nameof(serializer));
}
// try old data
var encoded = EncodedData;
if (encoded != null)
{
if (serializer.UseEncodedData(encoded.Data, (ulong)encoded.Size))
{
return(encoded);
}
else
{
encoded.Dispose();
encoded = null;
}
}
// get new data (raster)
if (!IsTextureBacked)
{
using (var pixmap = PeekPixels()) {
return(serializer.Encode(pixmap));
}
}
// get new data (texture / gpu)
// this involves a copy from gpu to cpu first
if (IsTextureBacked)
{
var info = new SKImageInfo(Width, Height, ColorType, AlphaType, ColorSpace);
using (var temp = new SKBitmap(info))
using (var pixmap = temp.PeekPixels()) {
if (pixmap != null && ReadPixels(pixmap, 0, 0))
{
return(serializer.Encode(pixmap));
}
}
}
// some error
return(null);
}