/******************************************************************************* * 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 ******************************************************************************/ // // @author Yurii Shyrma (iuriish@yahoo.com), created on 19.02.2018 // #include #if NOT_EXCLUDED(OP_maxpool3dnew) #include #include namespace sd { namespace ops { ////////////////////////////////////////////////////////////////////////// CUSTOM_OP_IMPL(maxpool3dnew, 1, 1, false, 0, 14) { auto input = INPUT_VARIABLE(0); // [bS, iD, iH, iW, iC] (NDHWC) or [bS, iC, iD, iH, iW] (NCDHW) auto output = OUTPUT_VARIABLE(0); // [bS, oD, oH, oW, iC] (NDHWC) or [bS, iC, oD, oH, oW] (NCDHW) int kD = INT_ARG(0); // filter(kernel) depth int kH = INT_ARG(1); // filter(kernel) height int kW = INT_ARG(2); // filter(kernel) width int sD = INT_ARG(3); // strides depth int sH = INT_ARG(4); // strides height int sW = INT_ARG(5); // strides width int pD = INT_ARG(6); // paddings depth int pH = INT_ARG(7); // paddings height int pW = INT_ARG(8); // paddings width int dD = INT_ARG(9); // dilations depth int dH = INT_ARG(10); // dilations height int dW = INT_ARG(11); // dilations width int isSameMode = INT_ARG(12); // 1-SAME, 0-VALID // int extraParam0 = INT_ARG(13); // unnecessary for max case, required only for avg and pnorm cases int isNCDHW = block.getIArguments()->size() > 14 ? !INT_ARG(14) : 1; // 1-NDHWC, 0-NCDHW REQUIRE_TRUE(input->rankOf() == 5, 0, "MAXPOOL3DNEW OP: rank of input array must be equal to 5, but got %i instead !", input->rankOf()); REQUIRE_TRUE(dD != 0 && dH != 0 && dW != 0, 0, "MAXPOOL3DNEW op: dilation must not be zero, but got instead {%i, %i, %i}", dD, dH, dW); int bS, iC, iD, iH, iW, oC, oD, oH, oW; // batch size, input channels, input depth/height/width, output channels, output depth/height/width; int indIOioC, indIOioD, indWoC, indWiC, indWkD; // corresponding indexes ConvolutionUtils::getSizesAndIndexesConv3d(isNCDHW, *input, *output, bS, iC, iD, iH, iW, oC, oD, oH, oW, indIOioC, indIOioD, indWiC, indWoC, indWkD); std::string expectedOutputShape = ShapeUtils::shapeAsString(ShapeUtils::composeShapeUsingDimsAndIdx({bS,iC,oD,oH,oW, 0,indIOioC,indIOioD,indIOioD+1,indIOioD+2})); REQUIRE_TRUE(expectedOutputShape == ShapeUtils::shapeAsString(output), 0, "MAXPOOL3D op: wrong shape of output array, expected is %s, but got %s instead !", expectedOutputShape.c_str(), ShapeUtils::shapeAsString(output).c_str()); // REQUIRE_TRUE(iD >= kD && iH >= kH && iW >= kW, 0, "MAXPOOL3D OP: the input depth/height/width must be greater or equal to kernel(filter) depth/height/width, but got [%i, %i, %i] and [%i, %i, %i] correspondingly !", iD,iH,iW, kD,kH,kW); // REQUIRE_TRUE(kD/2 >= pD && kH/2 >= pH && kW/2 >= pW, 0, "MAXPOOL3D OP: pad depth/height/width must not be greater than half of kernel depth/height/width, but got [%i, %i, %i] and [%i, %i, %i] correspondingly !", pD,pH,pW, kD,kH,kW); if(!isNCDHW) { input = new NDArray(input->permute({0, 4, 1, 2, 3})); // [bS, iD, iH, iW, iC] -> [bS, iC, iD, iH, iW] output = new NDArray(output->permute({0, 4, 1, 2, 3})); // [bS, oD, oH, oW, iC] -> [bS, iC, oD, oH, oW] } if(isSameMode) // SAME ConvolutionUtils::calcPadding3D(pD, pH, pW, oD, oH, oW, iD, iH, iW, kD, kH, kW, sD, sH, sW, dD, dH, dW); ConvolutionUtils::pooling3d(block, *input, *output, kD, kH, kW, sD, sH, sW, pD, pH, pW, dD, dH, dW, 0, 1); if(!isNCDHW) { delete input; delete output; } return Status::OK(); } DECLARE_TYPES(maxpool3dnew) { getOpDescriptor() ->setAllowedInputTypes(sd::DataType::ANY) ->setSameMode(true); } DECLARE_SHAPE_FN(maxpool3dnew) { int kD = INT_ARG(0); // filter(kernel) depth int kH = INT_ARG(1); // filter(kernel) height int kW = INT_ARG(2); // filter(kernel) width int sD = INT_ARG(3); // strides depth int sH = INT_ARG(4); // strides height int sW = INT_ARG(5); // strides width int pD = INT_ARG(6); // paddings depth int pH = INT_ARG(7); // paddings height int pW = INT_ARG(8); // paddings width int dD = INT_ARG(9); // dilations depth int dH = INT_ARG(10); // dilations height int dW = INT_ARG(11); // dilations width int isSameMode = INT_ARG(12); // 1-SAME, 0-VALID // int extraParam0 = INT_ARG(13); int isNCDHW = block.getIArguments()->size() > 14 ? !INT_ARG(14) : 1; // 1-NDHWC, 0-NCDHW REQUIRE_TRUE(dD != 0 && dH != 0 && dW != 0, 0, "MAXPOOL3DNEW op: dilation must not be zero, but got instead {%i, %i, %i}", dD, dH, dW); Nd4jLong* inputShapeInfo = inputShape->at(0); int idxID, idxIC; if(isNCDHW) { idxID = 2; idxIC = 1;} else { idxID = 1; idxIC = 4;} int bS = inputShapeInfo[1]; // batch size int iC = inputShapeInfo[idxIC+1]; // input channels int iD = inputShapeInfo[idxID+1]; // input depth int iH = inputShapeInfo[idxID+2]; // input height int iW = inputShapeInfo[idxID+3]; // input width int oD, oH, oW; // output depth, height, width ConvolutionUtils::calcOutSizePool3D(oD, oH, oW, kD, kH, kW, sD, sH, sW, pD, pH, pW, dD, dH, dW, iD, iH, iW, isSameMode); Nd4jLong outputShape[5]; outputShape[0] = bS; if (isNCDHW) { outputShape[1] = iC; outputShape[2] = oD; outputShape[3] = oH; outputShape[4] = oW; } else { outputShape[1] = oD; outputShape[2] = oH; outputShape[3] = oW; outputShape[4] = iC; } return SHAPELIST(ConstantShapeHelper::getInstance()->createShapeInfo(ShapeDescriptor(ArrayOptions::dataType(inputShapeInfo), shape::order(inputShapeInfo), outputShape, 5))); } DECLARE_TYPES(maxpool3dnew_bp) { getOpDescriptor() ->setAllowedInputTypes(sd::DataType::ANY) ->setAllowedOutputTypes({ALL_FLOATS}); } ////////////////////////////////////////////////////////////////////////// CUSTOM_OP_IMPL(maxpool3dnew_bp, 2, 1, false, 0, 14) { auto input = INPUT_VARIABLE(0); // [bS, iD, iH, iW, iC] (NDHWC) or [bS, iC, iD, iH, iW] (NCDHW) auto gradO = INPUT_VARIABLE(1); // [bS, oD, oH, oW, oC] (NDHWC) or [bS, oC, oD, oH, oW] (NCDHW), epsilon_next auto gradI = OUTPUT_VARIABLE(0); // [bS, iD, iH, iW, iC] (NDHWC) or [bS, iC, iD, iH, iW] (NCDHW), epsilon const int kD = INT_ARG(0); // filter(kernel) depth const int kH = INT_ARG(1); // filter(kernel) height const int kW = INT_ARG(2); // filter(kernel) width const int sD = INT_ARG(3); // strides depth const int sH = INT_ARG(4); // strides height const int sW = INT_ARG(5); // strides width int pD = INT_ARG(6); // paddings depth int pH = INT_ARG(7); // paddings height int pW = INT_ARG(8); // paddings width const int dD = INT_ARG(9); // dilations depth const int dH = INT_ARG(10); // dilations height const int dW = INT_ARG(11); // dilations width const int isSameMode = INT_ARG(12); // 1-SAME, 0-VALID // int extraParam0 = INT_ARG(13); // unnecessary for max case, required only for avg and pnorm cases int isNCDHW = block.getIArguments()->size() > 14 ? !INT_ARG(14) : 1; // 1-NDHWC, 0-NCDHW REQUIRE_TRUE(input->rankOf() == 5, 0, "MAXPOOL3DNEW_BP op: input should have rank of 5, but got %i instead", input->rankOf()); REQUIRE_TRUE(dD != 0 && dH != 0 && dW != 0, 0, "MAXPOOL3DNEW_BP op: dilation must not be zero, but got instead {%i, %i, %i}", dD, dH, dW); int bS, iC, iD, iH, iW, oC, oD, oH, oW; // batch size, input channels, input depth/height/width, output channels, output depth/height/width; int indIOioC, indIOioD, indWoC, indWiC, indWkD; // corresponding indexes ConvolutionUtils::getSizesAndIndexesConv3d(isNCDHW, *input, *gradO, bS, iC, iD, iH, iW, oC, oD, oH, oW, indIOioC, indIOioD, indWiC, indWoC, indWkD); std::string expectedGradOShape = ShapeUtils::shapeAsString(ShapeUtils::composeShapeUsingDimsAndIdx({bS,iC,oD,oH,oW, 0,indIOioC,indIOioD,indIOioD+1,indIOioD+2})); std::string expectedGradIShape = ShapeUtils::shapeAsString(ShapeUtils::composeShapeUsingDimsAndIdx({bS,iC,iD,iH,iW, 0,indIOioC,indIOioD,indIOioD+1,indIOioD+2})); REQUIRE_TRUE(expectedGradOShape == ShapeUtils::shapeAsString(gradO), 0, "MAXPOOL3DNEW_BP op: wrong shape of output's gradients array (next epsilon), expected is %s, but got %s instead !", expectedGradOShape.c_str(), ShapeUtils::shapeAsString(gradO).c_str()); REQUIRE_TRUE(expectedGradIShape == ShapeUtils::shapeAsString(gradI), 0, "MAXPOOL3DNEW_BP op: wrong shape of input's gradients array (epsilon), expected is %s, but got %s instead !", expectedGradIShape.c_str(), ShapeUtils::shapeAsString(gradI).c_str()); if(!isNCDHW) { input = new NDArray(input->permute({0, 4, 1, 2, 3})); // [bS, iD, iH, iW, iC] -> [bS, iC, iD, iH, iW] gradI = new NDArray(gradI->permute({0, 4, 1, 2, 3})); // [bS, iD, iH, iW, iC] -> [bS, iC, iD, iH, iW] gradO = new NDArray(gradO->permute({0, 4, 1, 2, 3})); // [bS, oD, oH, oW, iC] -> [bS, iC, oD, oH, oW] } if(isSameMode) // SAME ConvolutionUtils::calcPadding3D(pD, pH, pW, oD, oH, oW, iD, iH, iW, kD, kH, kW, sD, sH, sW, dD, dH, dW); // NDArray columnsWrongShape(input->ordering(), {bS, iC, oD, oH, oW, kD, kH, kW}, input->getWorkspace()); // NDArray* columns = columnsWrongShape.permute({0, 1, 5, 6, 7, 2, 3, 4}); // [bS, iC, oD, oH, oW, kD, kH, kW] -> [bS, iC, kD, kH, kW, oD, oH, oW] // ConvolutionUtils::vol2col(*input, *columns, sD, sH, sW, pD, pH, pW, dD, dH, dW); // [bS, iC, iD, iH, iW] is convoluted to [bS, iC, kD, kH, kW, oD, oH, oW] // NDArray* columns2d = columnsWrongShape.reshape('c', {bS*iC*oD*oH*oW, kD*kH*kW}); // NDArray* gradOVector = gradO->reshape('c', {(int) gradO->lengthOf(), 1}); // T extraParams[] = {(T)1., (T)1.}; // columns2d->template applyTransform>(extraParams); // columns2d->muliColumnVector(gradOVector); // ConvolutionUtils::col2vol(*columns, *gradI, sD, sH, sW, pD, pH, pW, dD, dH, dW); // columns [bS, iC, kD, kH, kW, oD, oH, oW] is de-convoluted to [bS, iC, iD, iH, iW] // 0,1 - kernel Height/Width; 2,3 - stride Height/Width; 4,5 - pad Height/Width; 6,7 - dilation Height/Width; 8 - poolingMode; 9 - unnecessary; ConvolutionUtils::pooling3dBP(block, *input, *gradO, *gradI, kD, kH, kW, sD, sH, sW, pD, pH, pW, dD, dH, dW, 0, 1); if(!isNCDHW) { delete input; delete gradI; delete gradO; } return Status::OK(); } DECLARE_SHAPE_FN(maxpool3dnew_bp) { return SHAPELIST(ConstantShapeHelper::getInstance()->createShapeInfo(ShapeDescriptor(inputShape->at(0), ArrayOptions::dataType(inputShape->at(1))))); } } } #endif