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/*
* ******************************************************************************
* *
* *
* * 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.
* *
* * SPDX-License-Identifier: Apache-2.0
* *****************************************************************************
*/
package org.nd4j.linalg.api.ops.impl.layers.convolution.config;
import java.util.LinkedHashMap;
import java.util.Map;
import lombok.Builder;
import lombok.Data;
import lombok.NoArgsConstructor;
import org.nd4j.linalg.api.ops.impl.layers.convolution.Pooling2D;
import org.nd4j.linalg.api.ops.impl.layers.convolution.Pooling2D.Divisor;
import org.nd4j.linalg.api.ops.impl.layers.convolution.Pooling2D.Pooling2DType;
import org.nd4j.linalg.util.ConvConfigUtil;
@Data
@Builder
@NoArgsConstructor
public class Pooling2DConfig extends BaseConvolutionConfig {
@Builder.Default private long kH = -1, kW = -1;
@Builder.Default private long sH = 1, sW = 1;
@Builder.Default private long pH = 0, pW = 0;
/**
* Extra is an optional parameter mainly for use with pnorm right now.
* All pooling implementations take 9 parameters save pnorm.
* Pnorm takes 10 and is cast to an int.
*/
private double extra;
@Builder.Default
private Pooling2DType type = Pooling2DType.MAX;
@Builder.Default
private Divisor divisor = Divisor.EXCLUDE_PADDING;
@Builder.Default
private PaddingMode paddingMode = PaddingMode.VALID;
@Builder.Default
private long dH = 1;
@Builder.Default
private long dW = 1;
@Builder.Default
private boolean isNHWC = false;
public Pooling2DConfig(long kH, long kW, long sH, long sW, long pH, long pW, double extra, Pooling2DType type,
Divisor divisor, PaddingMode paddingMode, long dH, long dW, boolean isNHWC) {
this.kH = kH;
this.kW = kW;
this.sH = sH;
this.sW = sW;
this.pH = pH;
this.pW = pW;
this.extra = extra;
this.type = type;
this.divisor = divisor;
this.paddingMode = paddingMode;
this.dH = dH;
this.dW = dW;
this.isNHWC = isNHWC;
validate();
}
@Override
public Map toProperties() {
Map ret = new LinkedHashMap<>();
ret.put("kH", kH);
ret.put("kW", kW);
ret.put("sH", sH);
ret.put("sW", sW);
ret.put("pH", pH);
ret.put("pW", pW);
ret.put("extra", extra);
ret.put("type", type.toString());
ret.put("paddingMode", paddingMode);
ret.put("dH", dH);
ret.put("dW", dW);
ret.put("isNHWC", isNHWC);
return ret;
}
@Override
protected void validate() {
ConvConfigUtil.validate2D(kH, kW, sH, sW, pH, pW, dH, dW);
//TODO check other args?
}
}