cavis/libnd4j/include/ops/declarable/generic/nn/convo/col2im.cpp

94 lines
3.2 KiB
C++

/*******************************************************************************
* Copyright (c) 2015-2018 Skymind, Inc.
*
* 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.
*
* 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
******************************************************************************/
//
// Created by raver119 on 17.10.2017.
//
#include <system/op_boilerplate.h>
#if NOT_EXCLUDED(OP_col2im)
#include <ops/declarable/CustomOperations.h>
#include <ops/declarable/helpers/col2im.h>
namespace sd {
namespace ops {
CUSTOM_OP_IMPL(col2im, 1, 1, false, 0, 9) {
auto x = INPUT_VARIABLE(0);
auto z = OUTPUT_VARIABLE(0);
REQUIRE_TRUE(x->rankOf() == 6, 0, "col2im input should be 6D, but got %i instead", x->rankOf());
REQUIRE_TRUE(z->rankOf() == 4, 0, "col2im output should be 4D, but got %i instead", z->rankOf());
int strideY = INT_ARG(0);
int strideX = INT_ARG(1);
int padHeight = INT_ARG(2);
int padWidth = INT_ARG(3);
int imgHeight = INT_ARG(4);
int imgWidth = INT_ARG(5);
int dY = INT_ARG(6); //Dilation in height/y dimension
int dX = INT_ARG(7); //Dilation in width/x dimension
LaunchContext* ctx = block.launchContext();
helpers::col2im(*ctx, *x, *z, strideY, strideX, padHeight, padWidth, imgHeight, imgWidth, dY, dX);
STORE_RESULT(*z);
return ND4J_STATUS_OK;
}
DECLARE_SHAPE_FN(col2im) {
auto inShape = inputShape->at(0);
int bS = shape::shapeOf(inShape)[0];
int iD = shape::shapeOf(inShape)[1];
int sY = INT_ARG(0);
int sX = INT_ARG(1);
int pY = INT_ARG(2);
int pX = INT_ARG(3);
int inY = INT_ARG(4);
int inX = INT_ARG(5);
int dY = INT_ARG(6); //Dilation, height/y dimension
int dX = INT_ARG(7); //Dilation, width/x dimension
bool isSameMode = INT_ARG(8) > 0;
Nd4jLong* zShape;
ALLOCATE(zShape, block.getWorkspace(), shape::shapeInfoLength(4), Nd4jLong);
zShape[0] = 4;
zShape[1] = bS;
zShape[2] = iD;
zShape[3] = inY;
zShape[4] = inX;
zShape[shape::shapeInfoLength(zShape) - 2] = 1;
zShape[shape::shapeInfoLength(zShape) - 1] = 99;
ShapeUtils::updateStridesAndType(zShape, inShape, 'c');
return SHAPELIST(CONSTANT(zShape));
}
DECLARE_TYPES(col2im) {
getOpDescriptor()
->setAllowedInputTypes(0, DataType::ANY)
->setAllowedOutputTypes(0, DataType::INHERIT)
->setSameMode(true);
}
}
}
#endif