From f0bd68386cc8598f702b1df2d1ba60094e6a9d97 Mon Sep 17 00:00:00 2001 From: Pablo Tello Date: Fri, 26 Apr 2019 17:58:13 +0100 Subject: MLCE-101: Adding dilation support in conv and dconv Added support for dilation in DepthwiseConvolution2d in the Neon and CL backends. Change-Id: Ie1522b498c07f80d6efcf9dc79e926c8cfa06ca5 Signed-off-by: Pablo Tello --- src/armnnTfLiteParser/TfLiteParser.cpp | 50 +++++++++++++--------------------- 1 file changed, 19 insertions(+), 31 deletions(-) (limited to 'src/armnnTfLiteParser') diff --git a/src/armnnTfLiteParser/TfLiteParser.cpp b/src/armnnTfLiteParser/TfLiteParser.cpp index 0cc6f93f3a..fdb38122c2 100644 --- a/src/armnnTfLiteParser/TfLiteParser.cpp +++ b/src/armnnTfLiteParser/TfLiteParser.cpp @@ -228,24 +228,6 @@ void CheckBufferSize(TfLiteParser::BufferRawPtr bufferPtr, #define CHECK_BUFFER_SIZE(BUFFER_PTR, TENSOR_INFO, BUFFER_ID) \ CheckBufferSize(BUFFER_PTR, TENSOR_INFO, BUFFER_ID, CHECK_LOCATION()) -uint32_t CheckDilation(const int32_t dilationFactor, - size_t operatorIndex, - const CheckLocation& location) -{ - if (dilationFactor != 1) - { - std::stringstream ss; - ss << "ArmNN only supports convolution layers with dilations [1,1,1,1] for operator with index " - << operatorIndex << location.AsString(); - throw ParseException(ss.str()); - } - - return static_cast(dilationFactor); -} - -#define CHECK_DILATION(DILATION_FACTOR, OPERATOR_INDEX) \ - CheckDilation(DILATION_FACTOR, OPERATOR_INDEX, CHECK_LOCATION()) - bool IsActivationSupported(tflite::ActivationFunctionType activationType) { switch(activationType) @@ -297,6 +279,7 @@ std::vector AsUnsignedVector(const std::vector & in) void CalcPadding(uint32_t inputSize, uint32_t filterSize, uint32_t stride, + uint32_t dilation, uint32_t& paddingFront, uint32_t& paddingBack, tflite::Padding padding) @@ -306,7 +289,8 @@ void CalcPadding(uint32_t inputSize, if (padding == tflite::Padding_SAME) { uint32_t outputSize = (inputSize + stride - 1) / stride; - uint32_t temp = (outputSize - 1) * stride + filterSize; + uint32_t dilatedSize = filterSize + (dilation - 1) * (filterSize - 1); + uint32_t temp = (outputSize - 1) * stride + dilatedSize; if (temp > inputSize) { paddingFront = (temp - inputSize) / 2; @@ -722,9 +706,8 @@ void TfLiteParser::ParseConv2D(size_t subgraphIndex, size_t operatorIndex) desc.m_StrideX = CHECKED_NON_NEGATIVE(options->stride_w); desc.m_StrideY = CHECKED_NON_NEGATIVE(options->stride_h); desc.m_DataLayout = armnn::DataLayout::NHWC; - - CHECK_DILATION(options->dilation_h_factor, operatorIndex); - CHECK_DILATION(options->dilation_w_factor, operatorIndex); + desc.m_DilationX = CHECKED_NON_NEGATIVE(options->dilation_w_factor); + desc.m_DilationY = CHECKED_NON_NEGATIVE(options->dilation_h_factor); auto inputs = GetInputs(m_Model, subgraphIndex, operatorIndex); CHECK_VALID_SIZE(inputs.size(), 2, 3); @@ -744,8 +727,10 @@ void TfLiteParser::ParseConv2D(size_t subgraphIndex, size_t operatorIndex) unsigned int filterHeight = filterTensorInfo.GetShape()[1]; unsigned int filterWidth = filterTensorInfo.GetShape()[2]; - CalcPadding(inputHeight, filterHeight, desc.m_StrideY, desc.m_PadTop, desc.m_PadBottom, options->padding); - CalcPadding(inputWidth, filterWidth, desc.m_StrideX, desc.m_PadLeft, desc.m_PadRight, options->padding); + CalcPadding(inputHeight, filterHeight, desc.m_StrideY, + desc.m_DilationY, desc.m_PadTop, desc.m_PadBottom, options->padding); + CalcPadding(inputWidth, filterWidth, desc.m_StrideX, + desc.m_DilationX, desc.m_PadLeft, desc.m_PadRight, options->padding); auto filterTensorAndData = CreateConstTensor(inputs[1], filterTensorInfo, @@ -810,9 +795,8 @@ void TfLiteParser::ParseDepthwiseConv2D(size_t subgraphIndex, size_t operatorInd CHECK_VALID_SIZE(inputs.size(), 2, 3); auto outputs = GetOutputs(m_Model, subgraphIndex, operatorIndex); CHECK_VALID_SIZE(outputs.size(), 1); - - CHECK_DILATION(options->dilation_h_factor, operatorIndex); - CHECK_DILATION(options->dilation_w_factor, operatorIndex); + desc.m_DilationX = CHECKED_NON_NEGATIVE(options->dilation_w_factor); + desc.m_DilationY = CHECKED_NON_NEGATIVE(options->dilation_h_factor); armnn::TensorInfo inputTensorInfo = ToTensorInfo(inputs[0]); armnn::TensorInfo filterTensorInfo = ToTensorInfo(inputs[1]); @@ -834,8 +818,10 @@ void TfLiteParser::ParseDepthwiseConv2D(size_t subgraphIndex, size_t operatorInd // Mappings from TensorflowLite filter tensors to the ArmNN filter tensors (ArmNN weights have to be [M, I, H, W]) PermutationVector permutationVector{ 2, 3, 1, 0 }; // [H, W, I, M] -> [M, I, H, W] - CalcPadding(inputHeight, filterHeight, desc.m_StrideY, desc.m_PadTop, desc.m_PadBottom, options->padding); - CalcPadding(inputWidth, filterWidth, desc.m_StrideX, desc.m_PadLeft, desc.m_PadRight, options->padding); + CalcPadding(inputHeight, filterHeight, desc.m_StrideY, + desc.m_DilationY, desc.m_PadTop, desc.m_PadBottom, options->padding); + CalcPadding(inputWidth, filterWidth, desc.m_StrideX, + desc.m_DilationX, desc.m_PadLeft, desc.m_PadRight, options->padding); auto filterTensorAndData = CreateConstTensor(inputs[1], filterTensorInfo, permutationVector); armnn::IConnectableLayer* layer; @@ -1045,8 +1031,10 @@ void TfLiteParser::ParsePool(size_t subgraphIndex, unsigned int inputHeight = inputTensorInfo.GetShape()[1]; unsigned int inputWidth = inputTensorInfo.GetShape()[2]; - CalcPadding(inputHeight, desc.m_PoolHeight, desc.m_StrideY, desc.m_PadTop, desc.m_PadBottom, options->padding); - CalcPadding(inputWidth, desc.m_PoolWidth, desc.m_StrideX, desc.m_PadLeft, desc.m_PadRight, options->padding); + CalcPadding(inputHeight, desc.m_PoolHeight, desc.m_StrideY, 1u, + desc.m_PadTop, desc.m_PadBottom, options->padding); + CalcPadding(inputWidth, desc.m_PoolWidth, desc.m_StrideX, 1u, + desc.m_PadLeft, desc.m_PadRight, options->padding); auto outputs = GetOutputs(m_Model, subgraphIndex, operatorIndex); CHECK_VALID_SIZE(outputs.size(), 1); -- cgit v1.2.1