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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.
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* * SPDX-License-Identifier: Apache-2.0
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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.common.base.Preconditions;
import org.nd4j.enums.WeightsFormat;
import org.nd4j.linalg.util.ConvConfigUtil;
@Data
@Builder
@NoArgsConstructor
public class Conv2DConfig extends BaseConvolutionConfig {
public static final String NCHW = "NCHW";
public static final String NHWC = "NHWC";
@Builder.Default
private long kH = -1L;
@Builder.Default
private long kW = -1L;
@Builder.Default
private long sH = 1;
@Builder.Default
private long sW = 1; // strides >= 1
@Builder.Default
private long pH = 0; // padding >= 0
@Builder.Default
private long pW = 0;
@Builder.Default
private long dH = 1;
@Builder.Default
private long dW = 1; // dilations >= 1
private boolean isSameMode;
@Builder.Default
private String dataFormat = NCHW;
@Builder.Default
private WeightsFormat weightsFormat = WeightsFormat.YXIO;
public Conv2DConfig(long kH, long kW, long sH, long sW, long pH, long pW, long dH, long dW, boolean isSameMode,
String dataFormat, WeightsFormat weightsFormat) {
this.kH = kH;
this.kW = kW;
this.sH = sH;
this.sW = sW;
this.pH = pH;
this.pW = pW;
this.dH = dH;
this.dW = dW;
this.isSameMode = isSameMode;
this.dataFormat = dataFormat;
this.weightsFormat = weightsFormat;
validate();
}
public boolean isNHWC(){
Preconditions.checkState(dataFormat.equalsIgnoreCase(NCHW) || dataFormat.equalsIgnoreCase(NHWC),
"Data format must be one of %s or %s, got %s", NCHW, NHWC, dataFormat);
return dataFormat.equalsIgnoreCase(NHWC);
}
public void isNHWC(boolean isNHWC){
if(isNHWC){
dataFormat = NHWC;
} else {
dataFormat = NCHW;
}
}
@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("dH", dH);
ret.put("dW", dW);
ret.put("isSameMode", isSameMode);
ret.put("dataFormat", dataFormat);
return ret;
}
@Override
protected void validate() {
ConvConfigUtil.validate2D(kH, kW, sH, sW, pH, pW, dH, dW);
Preconditions.checkArgument(dataFormat != null, "Data format can't be null");
}
}