74 lines
2.4 KiB
C++
74 lines
2.4 KiB
C++
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/*******************************************************************************
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* Copyright (c) 2015-2018 Skymind, Inc.
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*
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* This program and the accompanying materials are made available under the
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* terms of the Apache License, Version 2.0 which is available at
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* https://www.apache.org/licenses/LICENSE-2.0.
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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* SPDX-License-Identifier: Apache-2.0
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******************************************************************************/
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//
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// @author raver119@gmail.com
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//
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#include <op_boilerplate.h>
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#if NOT_EXCLUDED(OP_adjust_hue)
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#include <ops/declarable/headers/parity_ops.h>
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#include <ops/declarable/helpers/adjust_hue.h>
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#include <NDArrayFactory.h>
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namespace nd4j {
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namespace ops {
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DECLARE_TYPES(adjust_hue) {
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getOpDescriptor()
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->setAllowedInputTypes(nd4j::DataType::ANY)
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->setSameMode(true);
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}
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CONFIGURABLE_OP_IMPL(adjust_hue, 1, 1, true, -2, -2) {
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auto input = INPUT_VARIABLE(0);
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auto output = OUTPUT_VARIABLE(0);
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REQUIRE_TRUE(input->rankOf() == 3 || input->rankOf() == 4, 0, "AdjustHue: op expects either 3D or 4D input, but got %i instead", input->rankOf());
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double delta = 0;
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if (block.numT() > 0)
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delta = T_ARG(0);
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else if (block.width() > 1) {
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auto _d = INPUT_VARIABLE(1);
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if (!_d->isScalar()) {
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auto str = ShapeUtils::shapeAsString(_d);
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REQUIRE_TRUE(_d->isScalar(), 0, "AdjustHue: delta should be scalar NDArray, but got %s instead", str.c_str());
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}
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delta = _d->e<double>(0);
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}
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bool isNHWC = false;
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if (block.numI() > 0)
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isNHWC = INT_ARG(0) == 1;
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int numChannels = isNHWC ? input->sizeAt(-1) : input->sizeAt(-3);
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REQUIRE_TRUE(numChannels == 3, 0, "AdjustHue: this operation expects image with 3 channels (R, G, B), but got % instead", numChannels);
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auto ts = NDArrayFactory::create(delta, block.launchContext());
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// FIXME: delta should be NDArray scalar
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helpers::_adjust_hue(block.launchContext(), input, output, &ts, isNHWC);
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return Status::OK();
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}
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}
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}
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#endif
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