Sadik Armagan | 479045b | 2018-10-01 11:51:37 +0100 | [diff] [blame^] | 1 | // |
| 2 | // Copyright © 2017 Arm Ltd. All rights reserved. |
| 3 | // SPDX-License-Identifier: MIT |
| 4 | // |
| 5 | |
| 6 | #include "ParserHelper.hpp" |
| 7 | |
| 8 | // armnnUtils |
| 9 | #include "Permute.hpp" |
| 10 | |
| 11 | #include <boost/format.hpp> |
| 12 | |
| 13 | namespace armnnUtils |
| 14 | { |
| 15 | |
| 16 | const armnn::PermutationVector NHWCToArmNN = { 0, 2, 3, 1 }; |
| 17 | const armnn::PermutationVector ArmNNToNHWC = { 0, 3, 1, 2 }; |
| 18 | |
| 19 | void ProcessConcatInputTensorInfo(armnn::TensorInfo& inputTensorInfo, armnn::OriginsDescriptor& concatDescriptor, |
| 20 | const unsigned int& concatAxis, unsigned int inputIndex, |
| 21 | std::vector<unsigned int>& mergeDimSizes, unsigned int& mergeDim) |
| 22 | { |
| 23 | // double check dimensions of the tensors |
| 24 | if (inputTensorInfo.GetNumDimensions() != armnn::MaxNumOfTensorDimensions) |
| 25 | { |
| 26 | throw armnn::ParseException( |
| 27 | boost::str( |
| 28 | boost::format( |
| 29 | "The number of dimensions: %1% for input tensors of the " |
| 30 | "concatenation op should be %2% %3%") |
| 31 | % inputTensorInfo.GetNumDimensions() |
| 32 | % armnn::MaxNumOfTensorDimensions |
| 33 | % CHECK_LOCATION().AsString())); |
| 34 | } |
| 35 | |
| 36 | // if concatenation axis is 3 then need to be permuted |
| 37 | if (concatAxis == 3) |
| 38 | { |
| 39 | inputTensorInfo = armnnUtils::Permuted(inputTensorInfo, NHWCToArmNN); |
| 40 | } |
| 41 | |
| 42 | for (unsigned int dim = 0; dim < armnn::MaxNumOfTensorDimensions; ++dim) |
| 43 | { |
| 44 | mergeDimSizes[dim] = inputTensorInfo.GetShape()[dim]; |
| 45 | } |
| 46 | |
| 47 | // Concatenation dimension 1 is the only dimension supported in ArmNN |
| 48 | const unsigned int concatenationDim = 1; |
| 49 | |
| 50 | for (unsigned int j = 0; j < concatenationDim; ++j) |
| 51 | { |
| 52 | concatDescriptor.SetViewOriginCoord(inputIndex, j, 0); |
| 53 | } |
| 54 | |
| 55 | concatDescriptor.SetViewOriginCoord(inputIndex, concatenationDim, mergeDim); |
| 56 | mergeDim += mergeDimSizes[concatenationDim]; |
| 57 | |
| 58 | for (unsigned int j = concatenationDim + 1; j < armnn::MaxNumOfTensorDimensions; ++j) |
| 59 | { |
| 60 | concatDescriptor.SetViewOriginCoord(inputIndex, j, 0); |
| 61 | } |
| 62 | } |
| 63 | |
| 64 | } // namespace armnnUtils |