92 lines
3.2 KiB
C++
92 lines
3.2 KiB
C++
/*******************************************************************************
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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 George A. Shulinok <sgazeos@gmail.com>
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//
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#include <system/op_boilerplate.h>
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#include <ops/declarable/CustomOperations.h>
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#include <ops/declarable/helpers/compression.h>
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#if NOT_EXCLUDED(OP_decode_bitmap)
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namespace sd {
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namespace ops {
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CUSTOM_OP_IMPL(decode_bitmap, 2, 1, true, 0, 0) {
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const auto encoded = INPUT_VARIABLE(1);
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auto updates = OUTPUT_VARIABLE(0);
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helpers::decodeBitmap(block.launchContext(), encoded, updates);
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return Status::OK();
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}
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DECLARE_SHAPE_FN(decode_bitmap) {
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auto weights = INPUT_VARIABLE(0);
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return SHAPELIST(weights->shapeInfo());
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}
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DECLARE_TYPES(decode_bitmap) {
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getOpDescriptor()
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->setAllowedInputTypes(0, {ALL_FLOATS})
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->setAllowedInputTypes(1, DataType::INT32)
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->setAllowedOutputTypes({ALL_FLOATS});
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}
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}
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}
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#endif
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#if NOT_EXCLUDED(OP_encode_bitmap)
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namespace sd {
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namespace ops {
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CUSTOM_OP_IMPL(encode_bitmap, 1, 3, true, 1, 0) {
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auto input = INPUT_VARIABLE(0);
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auto encoded = OUTPUT_NULLIFIED(1);
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auto counter = OUTPUT_NULLIFIED(2);
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float threshold = T_ARG(0);
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encoded->p(0, (int) input->lengthOf());
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encoded->p(1, (int) input->lengthOf());
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encoded->p(2, reinterpret_cast<int *>(&threshold)[0]);
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encoded->p(3, 1); // flag for BITMAP_ENCODING
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auto result = helpers::encodeBitmap(block.launchContext(), input, encoded, threshold);
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counter->p(0, result);
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counter->syncToDevice();
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return Status::OK();
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}
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DECLARE_SHAPE_FN(encode_bitmap) {
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auto input = inputShape->at(0);
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auto outputLength = shape::length(input) / 16 + 5;
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auto encodedShape = ConstantShapeHelper::getInstance().vectorShapeInfo(outputLength, DataType::INT32);
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auto encodedCounter = ConstantShapeHelper::getInstance().scalarShapeInfo(DataType::INT32);
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return SHAPELIST(input, encodedShape, encodedCounter);
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}
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DECLARE_TYPES(encode_bitmap) {
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getOpDescriptor()
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->setAllowedInputTypes(sd::DataType::ANY)
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->setAllowedOutputTypes(0, {ALL_FLOATS})
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->setAllowedInputTypes(1, DataType::INT32)
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->setAllowedInputTypes(2, DataType::INT32);
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}
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}
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}
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#endif |