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author | telsoa01 <telmo.soares@arm.com> | 2018-03-09 14:13:49 +0000 |
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committer | telsoa01 <telmo.soares@arm.com> | 2018-03-09 14:13:49 +0000 |
commit | 4fcda0101ec3d110c1d6d7bee5c83416b645528a (patch) | |
tree | c9a70aeb2887006160c1b3d265c27efadb7bdbae /src/armnn/backends/test/BatchNormTestImpl.hpp | |
download | armnn-4fcda0101ec3d110c1d6d7bee5c83416b645528a.tar.gz |
Release 18.02
Change-Id: Id3c11dc5ee94ef664374a988fcc6901e9a232fa6
Diffstat (limited to 'src/armnn/backends/test/BatchNormTestImpl.hpp')
-rw-r--r-- | src/armnn/backends/test/BatchNormTestImpl.hpp | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/src/armnn/backends/test/BatchNormTestImpl.hpp b/src/armnn/backends/test/BatchNormTestImpl.hpp new file mode 100644 index 0000000000..861ef6b053 --- /dev/null +++ b/src/armnn/backends/test/BatchNormTestImpl.hpp @@ -0,0 +1,112 @@ +// +// Copyright © 2017 Arm Ltd. All rights reserved. +// See LICENSE file in the project root for full license information. +// +#pragma once + +#include <armnn/ArmNN.hpp> +#include <armnn/Tensor.hpp> +#include <backends/WorkloadInfo.hpp> + +#include "test/TensorHelpers.hpp" + +#include "backends/CpuTensorHandle.hpp" +#include "backends/WorkloadFactory.hpp" + +#include "backends/test/QuantizeHelper.hpp" + + +template<typename T> +LayerTestResult<T,4> BatchNormTestImpl(armnn::IWorkloadFactory& workloadFactory, + float qScale, + int32_t qOffset) +{ + const unsigned int width = 2; + const unsigned int height = 3; + const unsigned int channels = 2; + const unsigned int num = 1; + + armnn::TensorInfo inputTensorInfo({num, channels, height, width}, armnn::GetDataType<T>()); + armnn::TensorInfo outputTensorInfo({num, channels, height, width}, armnn::GetDataType<T>()); + armnn::TensorInfo tensorInfo({channels}, armnn::GetDataType<T>()); + + // Set quantization parameters if the requested type is a quantized type. + if(armnn::IsQuantizedType<T>()) + { + inputTensorInfo.SetQuantizationScale(qScale); + inputTensorInfo.SetQuantizationOffset(qOffset); + outputTensorInfo.SetQuantizationScale(qScale); + outputTensorInfo.SetQuantizationOffset(qOffset); + tensorInfo.SetQuantizationScale(qScale); + tensorInfo.SetQuantizationOffset(qOffset); + } + + auto input = MakeTensor<T, 4>(inputTensorInfo, + QuantizedVector<T>(qScale, qOffset, + { + 1.f, 4.f, + 4.f, 2.f, + 1.f, 6.f, + + 1.f, 1.f, + 4.f, 1.f, + -2.f, 4.f + })); + // these values are per-channel of the input + auto mean = MakeTensor<T, 1>(tensorInfo, QuantizedVector<T>(qScale, qOffset, {3, -2})); + auto variance = MakeTensor<T, 1>(tensorInfo, QuantizedVector<T>(qScale, qOffset, {4, 9})); + auto beta = MakeTensor<T, 1>(tensorInfo, QuantizedVector<T>(qScale, qOffset, {3, 2})); + auto gamma = MakeTensor<T, 1>(tensorInfo, QuantizedVector<T>(qScale, qOffset, {2, 1})); + LayerTestResult<T,4> ret(outputTensorInfo); + + std::unique_ptr<armnn::ITensorHandle> inputHandle = workloadFactory.CreateTensorHandle(inputTensorInfo); + std::unique_ptr<armnn::ITensorHandle> outputHandle = workloadFactory.CreateTensorHandle(outputTensorInfo); + + armnn::BatchNormalizationQueueDescriptor data; + armnn::WorkloadInfo info; + armnn::ScopedCpuTensorHandle meanTensor(tensorInfo); + armnn::ScopedCpuTensorHandle varianceTensor(tensorInfo); + armnn::ScopedCpuTensorHandle betaTensor(tensorInfo); + armnn::ScopedCpuTensorHandle gammaTensor(tensorInfo); + + AllocateAndCopyDataToITensorHandle(&meanTensor, &mean[0]); + AllocateAndCopyDataToITensorHandle(&varianceTensor, &variance[0]); + AllocateAndCopyDataToITensorHandle(&betaTensor, &beta[0]); + AllocateAndCopyDataToITensorHandle(&gammaTensor, &gamma[0]); + + AddInputToWorkload(data, info, inputTensorInfo, inputHandle.get()); + AddOutputToWorkload(data, info, outputTensorInfo, outputHandle.get()); + data.m_Mean = &meanTensor; + data.m_Variance = &varianceTensor; + data.m_Beta = &betaTensor; + data.m_Gamma = &gammaTensor; + data.m_Parameters.m_Eps = 0.0f; + + // for each channel: + // substract mean, divide by standard deviation (with an epsilon to avoid div by 0) + // multiply by gamma and add beta + ret.outputExpected = MakeTensor<T, 4>(outputTensorInfo, + QuantizedVector<T>(qScale, qOffset, + { + 1.f, 4.f, + 4.f, 2.f, + 1.f, 6.f, + + 3.f, 3.f, + 4.f, 3.f, + 2.f, 4.f + })); + + std::unique_ptr<armnn::IWorkload> workload = workloadFactory.CreateBatchNormalization(data, info); + + inputHandle->Allocate(); + outputHandle->Allocate(); + + CopyDataToITensorHandle(inputHandle.get(), &input[0][0][0][0]); + + workload->Execute(); + + CopyDataFromITensorHandle(&ret.output[0][0][0][0], outputHandle.get()); + + return ret; +}
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