/// <summary>
/// Encodes all mipmap levels into a ktx or a dds file and writes it to the output stream.
/// </summary>
public void Encode(Image <Rgba32> inputImage, Stream outputStream)
{
if (OutputOptions.fileFormat == OutputFileFormat.Ktx)
{
KtxFile output = EncodeToKtx(inputImage);
output.Write(outputStream);
}
else if (OutputOptions.fileFormat == OutputFileFormat.Dds)
{
DdsFile output = EncodeToDds(inputImage);
output.Write(outputStream);
}
}
/// <summary>
/// Encodes all cubemap faces and mipmap levels into Ktx file and writes it to the output stream.
/// Order is +X, -X, +Y, -Y, +Z, -Z
/// </summary>
public void EncodeCubeMap(Image <Rgba32> right, Image <Rgba32> left, Image <Rgba32> top, Image <Rgba32> down,
Image <Rgba32> back, Image <Rgba32> front, Stream outputStream)
{
if (OutputOptions.fileFormat == OutputFileFormat.Ktx)
{
KtxFile output = EncodeCubeMapToKtx(right, left, top, down, back, front);
output.Write(outputStream);
}
else if (OutputOptions.fileFormat == OutputFileFormat.Dds)
{
DdsFile output = EncodeCubeMapToDds(right, left, top, down, back, front);
output.Write(outputStream);
}
}
public void Save(Stream output, ImageInfo imageInfo)
{
// Create Ktx file
var ktxHeader = CreateKtxHeader(imageInfo.ImageFormat, imageInfo.ImageSize);
var ktxFile = new KtxFile(ktxHeader);
// Add main image to Ktx
ktxFile.MipMaps.Add(CreateMipMap(imageInfo.ImageData, imageInfo.ImageSize));
// Add mips to Ktx
for (var i = 1; i <= imageInfo.MipMapCount; i++)
{
ktxFile.MipMaps.Add(CreateMipMap(imageInfo.MipMapData[i - 1], new Size(imageInfo.ImageSize.Width >> i, imageInfo.ImageSize.Height >> i)));
}
ktxFile.Write(output);
}
