/*
 *  ******************************************************************************
 *  *
 *  *
 *  * This program and the accompanying materials are made available under the
 *  * terms of the Apache License, Version 2.0 which is available at
 *  * https://www.apache.org/licenses/LICENSE-2.0.
 *  *
 *  *  See the NOTICE file distributed with this work for additional
 *  *  information regarding copyright ownership.
 *  * Unless required by applicable law or agreed to in writing, software
 *  * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 *  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 *  * License for the specific language governing permissions and limitations
 *  * under the License.
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 *  * SPDX-License-Identifier: Apache-2.0
 *  *****************************************************************************
 */

package org.nd4j.linalg.compression;

import lombok.NonNull;
import org.nd4j.linalg.api.buffer.DataTypeEx;

public class CompressionUtils {

    public static boolean goingToDecompress(@NonNull DataTypeEx from, @NonNull DataTypeEx to) {
        // TODO: eventually we want FLOAT16 here
        if (to.equals(DataTypeEx.FLOAT) || to.equals(DataTypeEx.DOUBLE) )
            return true;

        return false;
    }

    public static boolean goingToCompress(@NonNull DataTypeEx from, @NonNull DataTypeEx to) {
        if (!goingToDecompress(from, to) && goingToDecompress(to, from))
            return true;

        return false;
    }
}
