Building uncompressed assetbundles Unity 4.x 5.x

// Legacy Unity 4 example. Not for use in Unity 5 & onwards
using UnityEngine;
using UnityEditor;

public class CreateAssetBundles {
    [MenuItem("Assets/Build AssetBundle")]
    static void ExportResource () {
        string path = "Assets/mypack_characters_mybundle.assetbundle";
        Object[] selection = Selection.GetFiltered(typeof(Object), SelectionMode.DeepAssets);

        BuildPipeline.BuildAssetBundle(Selection.activeObject, selection, path,
                                       BuildAssetBundleOptions.CollectDependencies
                                     | BuildAssetBundleOptions.CompleteAssets
									| BuildAssetBundleOptions.DeterministicAssetBundle
									| BuildAssetBundleOptions.UncompressedAssetBundle);
    }
}