/// <summary>
/// Compresses the specified image</summary>
/// <param name="image">The image</param>
/// <param name="type">The type</param>
/// <returns>Compressed image</returns>
static public Image Compress(Image image, CompressionType type)
{
Image ddsImage = null;
MemoryStream memStream = new MemoryStream();
// Switch on the format
DDSUtils.TextureFormat format = 0;
switch (type)
{
case CompressionType.DXT1:
format = DDSUtils.TextureFormat.kDXT1;
break;
case CompressionType.DXT3:
format = DDSUtils.TextureFormat.kDXT3;
break;
case CompressionType.DXT5:
format = DDSUtils.TextureFormat.kDXT5;
break;
}
if (image.OpenGlPixelFormat == Gl.GL_BGRA)
{
DDSUtils.ImageConverter.CompressARGB(image.Width,
image.Height,
image.Pixels,
format,
memStream);
}
else
{
DDSUtils.ImageConverter.CompressRGB(image.Width,
image.Height,
image.Pixels,
format,
memStream);
}
// Rewind
memStream.Seek(0, SeekOrigin.Begin);
var loader = new DdsImageLoader();
ddsImage = loader.LoadImage(memStream);
return(ddsImage);
}
/// <summary>
/// Compresses the specified image</summary>
/// <param name="image">The image</param>
/// <param name="type">The type</param>
/// <returns>Compressed image</returns>
static public Image Compress(Image image, CompressionType type)
{
Image ddsImage = null;
MemoryStream memStream = new MemoryStream();
// Switch on the format
DDSUtils.TextureFormat format = 0;
switch (type)
{
case CompressionType.DXT1:
format = DDSUtils.TextureFormat.kDXT1;
break;
case CompressionType.DXT3:
format = DDSUtils.TextureFormat.kDXT3;
break;
case CompressionType.DXT5:
format = DDSUtils.TextureFormat.kDXT5;
break;
}
if (image.OpenGlPixelFormat == Gl.GL_BGRA)
{
DDSUtils.ImageConverter.CompressARGB(image.Width,
image.Height,
image.Pixels,
format,
memStream);
}
else
{
DDSUtils.ImageConverter.CompressRGB(image.Width,
image.Height,
image.Pixels,
format,
memStream);
}
// Rewind
memStream.Seek(0, SeekOrigin.Begin);
var loader = new DdsImageLoader();
ddsImage = loader.LoadImage(memStream);
return ddsImage;
}