public bool TryGetAssociatedImageDimemsions(string name, out ImageDimemsions dims)
{
EnsureNotDisposed();
Interop.GetAssociatedImageDimemsions(_handle, name, out long w, out long h);
if (w != -1 && h != -1)
{
dims = new ImageDimemsions(w, h);
return(true);
}
dims = default;
return(false);
}
public unsafe byte[] ReadAssociatedImage(string name, out ImageDimemsions dimemsions)
{
EnsureNotDisposed();
if (!TryGetAssociatedImageDimemsions(name, out dimemsions))
{
throw new KeyNotFoundException();
}
var data = new byte[dimemsions.Width * dimemsions.Height * 4];
if (data.Length > 0)
{
fixed(void *pdata = &data[0])
{
ReadAssociatedImageInternal(name, pdata);
}
}
return(data);
}
