public static byte[] Decode(byte[] encoded, out int width, out int height, out int components)
{
LibslImage image = new LibslImage();
// allocate and copy to input buffer
image.length = encoded.Length;
LibslAllocEncoded(ref image);
Marshal.Copy(encoded, 0, image.encoded, encoded.Length);
// codec will allocate output buffer
LibslDecode(ref image);
// copy output buffer
byte[] decoded = new byte[image.width * image.height * image.components];
Marshal.Copy(image.decoded, decoded, 0, image.width * image.height * image.components);
// copy image dimensions
width = image.width;
height = image.height;
components = image.components;
// free buffers
LibslFree(ref image);
return decoded;
}
// encode
public static byte[] Encode(byte[] decoded, int width, int height, int components, bool lossless)
{
if (decoded.Length != width * height * components)
throw new ArgumentException("Length of decoded buffer does not match parameters");
LibslImage image = new LibslImage();
// allocate and copy to input buffer
image.width = width;
image.height = height;
image.components = components;
LibslAllocDecoded(ref image);
Marshal.Copy(decoded, 0, image.decoded, width * height * components);
// codec will allocate output buffer
LibslEncode(ref image, lossless);
// copy output buffer
byte[] encoded = new byte[image.length];
Marshal.Copy(image.encoded, encoded, 0, image.length);
// free buffers
LibslFree(ref image);
return encoded;
}
private static extern bool LibslDecode(ref LibslImage image);
private static extern bool LibslEncode(ref LibslImage image, bool lossless);
private static extern bool LibslFree(ref LibslImage image);
private static extern bool LibslAllocDecoded(ref LibslImage image);
