/// <summary>
/// decode to image as an asynchronous operation.
/// </summary>
/// <param name="file">The file.</param>
/// <returns>Image<Rgba32>[].</returns>
public async Task <Image <Rgba32> > DecodeToImageAsync(DdsFile file)
{
Image <Rgba32> image = null;
var decoder = new BcDecoder();
if (file.Faces.Count == 6)
{
// Cubemap
var right = ColorMemoryToImage(await decoder.DecodeRaw2DAsync(file.Faces[0].MipMaps[0].Data, Convert.ToInt32(file.Faces[0].Width), Convert.ToInt32(file.Faces[0].Height), GetCompressionFormat(file, decoder.InputOptions)));
var left = ColorMemoryToImage(await decoder.DecodeRaw2DAsync(file.Faces[1].MipMaps[0].Data, Convert.ToInt32(file.Faces[1].Width), Convert.ToInt32(file.Faces[1].Height), GetCompressionFormat(file, decoder.InputOptions)));
var top = ColorMemoryToImage(await decoder.DecodeRaw2DAsync(file.Faces[2].MipMaps[0].Data, Convert.ToInt32(file.Faces[2].Width), Convert.ToInt32(file.Faces[2].Height), GetCompressionFormat(file, decoder.InputOptions)));
var bottom = ColorMemoryToImage(await decoder.DecodeRaw2DAsync(file.Faces[3].MipMaps[0].Data, Convert.ToInt32(file.Faces[3].Width), Convert.ToInt32(file.Faces[3].Height), GetCompressionFormat(file, decoder.InputOptions)));
var front = ColorMemoryToImage(await decoder.DecodeRaw2DAsync(file.Faces[4].MipMaps[0].Data, Convert.ToInt32(file.Faces[4].Width), Convert.ToInt32(file.Faces[4].Height), GetCompressionFormat(file, decoder.InputOptions)));
var back = ColorMemoryToImage(await decoder.DecodeRaw2DAsync(file.Faces[5].MipMaps[0].Data, Convert.ToInt32(file.Faces[5].Width), Convert.ToInt32(file.Faces[5].Height), GetCompressionFormat(file, decoder.InputOptions)));
var width = left.Width + front.Width + right.Width + back.Width;
var height = top.Height + front.Height + bottom.Height;
image = new Image <Rgba32>(width, height);
image.Mutate(i =>
{
i.DrawImage(top, new Point(left.Width, 0), 1f);
i.DrawImage(left, new Point(0, top.Height), 1f);
i.DrawImage(front, new Point(left.Width, top.Height), 1f);
i.DrawImage(right, new Point(left.Width + front.Width, top.Height), 1f);
i.DrawImage(back, new Point(left.Width + front.Width + right.Width, top.Height), 1f);
i.DrawImage(bottom, new Point(left.Width, top.Height + front.Height), 1f);
});
}
else
{
var bcnImage = await decoder.Decode2DAsync(file);
image = ColorMemoryToImage(bcnImage);
}
return(image);
}
/// <summary>
/// decode to image as an asynchronous operation.
/// </summary>
/// <param name="file">The file.</param>
/// <returns>Image<Rgba32>[].</returns>
public async Task <Image> DecodeToImageAsync(DdsFile file)
{
var decoder = new BcDecoder();
Image <Rgba32> image;
if (file.Faces.Count == 6)
{
// Cubemap
var right = ColorMemoryToImage(await decoder.DecodeRaw2DAsync(file.Faces[0].MipMaps[0].Data, Convert.ToInt32(file.Faces[0].Width), Convert.ToInt32(file.Faces[0].Height), GetCompressionFormat(file, decoder.InputOptions)));
var left = ColorMemoryToImage(await decoder.DecodeRaw2DAsync(file.Faces[1].MipMaps[0].Data, Convert.ToInt32(file.Faces[1].Width), Convert.ToInt32(file.Faces[1].Height), GetCompressionFormat(file, decoder.InputOptions)));
var top = ColorMemoryToImage(await decoder.DecodeRaw2DAsync(file.Faces[2].MipMaps[0].Data, Convert.ToInt32(file.Faces[2].Width), Convert.ToInt32(file.Faces[2].Height), GetCompressionFormat(file, decoder.InputOptions)));
var bottom = ColorMemoryToImage(await decoder.DecodeRaw2DAsync(file.Faces[3].MipMaps[0].Data, Convert.ToInt32(file.Faces[3].Width), Convert.ToInt32(file.Faces[3].Height), GetCompressionFormat(file, decoder.InputOptions)));
var front = ColorMemoryToImage(await decoder.DecodeRaw2DAsync(file.Faces[4].MipMaps[0].Data, Convert.ToInt32(file.Faces[4].Width), Convert.ToInt32(file.Faces[4].Height), GetCompressionFormat(file, decoder.InputOptions)));
var back = ColorMemoryToImage(await decoder.DecodeRaw2DAsync(file.Faces[5].MipMaps[0].Data, Convert.ToInt32(file.Faces[5].Width), Convert.ToInt32(file.Faces[5].Height), GetCompressionFormat(file, decoder.InputOptions)));
return(GetCubeMap(right, left, top, bottom, front, back));
}
else
{
var bcnImage = await decoder.Decode2DAsync(file);
image = ColorMemoryToImage(bcnImage);
}
return(image);
}
