#include <TransposeConv.h>

Collaboration diagram for luci_interpreter::kernels::TransposeConv:

[legend]

Public Member Functions
	TransposeConv (const Tensor output_shape, const Tensor filter, const Tensor input, const Tensor bias, Tensor output, Tensor scratch_tensor, const TransposeConvParams &params)

	~TransposeConv ()

const Tensor *	output_shape () const

const Tensor *	filter () const

const Tensor *	input () const

const Tensor *	bias () const

Tensor *	output () const

void	configure () override

void	execute () const override

Public Member Functions inherited from luci_interpreter::KernelWithParams< TransposeConvParams >
const TransposeConvParams &	params () const

Public Member Functions inherited from luci_interpreter::Kernel
virtual	~Kernel ()=default

const std::vector< const Tensor * > &	getInputTensors () const

const std::vector< Tensor * > &	getOutputTensors () const

Additional Inherited Members
Protected Member Functions inherited from luci_interpreter::KernelWithParams< TransposeConvParams >
	KernelWithParams (std::vector< const Tensor * > inputs, std::vector< Tensor * > outputs, const TransposeConvParams &params)

Protected Member Functions inherited from luci_interpreter::Kernel
	Kernel (std::vector< const Tensor * > inputs, std::vector< Tensor * > outputs)

Protected Attributes inherited from luci_interpreter::KernelWithParams< TransposeConvParams >
const TransposeConvParams	_params

Protected Attributes inherited from luci_interpreter::Kernel
const std::vector< const Tensor * >	_inputs

const std::vector< Tensor * >	_outputs

Detailed Description

Definition at line 30 of file TransposeConv.h.

Constructor & Destructor Documentation

◆ TransposeConv()

luci_interpreter::kernels::TransposeConv::TransposeConv	(	const Tensor *	output_shape,
		const Tensor *	filter,
		const Tensor *	input,
		const Tensor *	bias,
		Tensor *	output,
		Tensor *	scratch_tensor,
		const TransposeConvParams &	params
	)

Definition at line 33 of file TransposeConv.cpp.

  : KernelWithParams<TransposeConvParams>({output_shape, filter, input, bias},
                                          {output, scratch_tensor}, params)
{
}

References bias(), filter(), input(), and output_shape().

◆ ~TransposeConv()

luci_interpreter::kernels::TransposeConv::~TransposeConv ( )

Definition at line 41 of file TransposeConv.cpp.

{
  // Define destructor here, to delete vector of qunatized multipliers properly
}

Member Function Documentation

◆ bias()

const Tensor * luci_interpreter::kernels::TransposeConv::bias ( ) const

inline

Definition at line 42 of file TransposeConv.h.

42{ return _inputs[3]; }

luci_interpreter::Kernel::_inputs

const std::vector< const Tensor * > _inputs

Definition Kernel.h:52

References luci_interpreter::Kernel::_inputs.

Referenced by TransposeConv().

◆ configure()

void luci_interpreter::kernels::TransposeConv::configure ( )

overridevirtual

Implements luci_interpreter::Kernel.

Definition at line 46 of file TransposeConv.cpp.

{
  assert(output_shape()->shape().num_dims() == 1);
  assert(input()->shape().num_dims() == 4);
  assert(filter()->shape().num_dims() == 4);
  assert(input()->element_type() == DataType::FLOAT32 || input()->element_type() == DataType::U8 ||
         input()->element_type() == DataType::S16);
  assert(input()->element_type() == output()->element_type());
  assert(input()->shape().dim(3) == filter()->shape().dim(3));
 
  const int num_dims = output_shape()->shape().dim(0);
  Shape out_shape(num_dims);
  const auto *shape_data = getTensorData<int32_t>(output_shape());
  for (int i = 0; i < num_dims; i++)
    out_shape.dim(i) = shape_data[i];
  output()->resize(out_shape);
 
  const int32_t filter_height = filter()->shape().dim(1);
  const int32_t filter_width = filter()->shape().dim(2);
  const int32_t output_height = out_shape.dim(1);
  const int32_t output_width = out_shape.dim(2);
 
  const int32_t unused_output_height =
    computeOutputSize(params().padding, output_height, filter_height, params().stride_height, 1);
  const int32_t unused_output_width =
    computeOutputSize(params().padding, output_width, filter_width, params().stride_width, 1);
 
  _padding_height =
    computePadding(params().stride_height, 1, output_height, filter_height, unused_output_height);
  _padding_width =
    computePadding(params().stride_width, 1, output_width, filter_width, unused_output_width);
 
  if (input()->element_type() == DataType::U8 || input()->element_type() == DataType::S16)
  {
    auto scratch_tensor = getOutputTensors()[1];
    scratch_tensor->resize(output()->shape());
    const std::vector<double> real_multipliers =
      getQuantizedConvolutionMultiplers(input()->scale(), filter()->scales(), output()->scale());
 
    _quant_multipliers = quantizeMultipliers(real_multipliers);
  }
  else
  {
    auto scratch_tensor = getOutputTensors()[1];
    scratch_tensor->set_allocatable(false);
  }
}

References luci_interpreter::kernels::computeOutputSize(), luci_interpreter::kernels::computePadding(), luci_interpreter::Shape::dim(), filter(), luci_interpreter::Kernel::getOutputTensors(), luci_interpreter::kernels::getQuantizedConvolutionMultiplers(), input(), luci::must_cast(), output(), output_shape(), luci_interpreter::KernelWithParams< TransposeConvParams >::params(), luci_interpreter::kernels::quantizeMultipliers(), luci_interpreter::Tensor::resize(), and luci_interpreter::Tensor::shape().

◆ execute()

void luci_interpreter::kernels::TransposeConv::execute ( ) const

overridevirtual

Implements luci_interpreter::Kernel.

Definition at line 94 of file TransposeConv.cpp.

{
  switch (input()->element_type())
  {
    case DataType::FLOAT32:
      evalFloat();
      break;
    case DataType::U8:
      if (filter()->scales().size() == 1)
      {
        evalQuantized();
      }
      else if (filter()->scales().size() > 1)
      {
        LUCI_INTERPRETER_CHECK(filter()->shape().num_dims() == 4);
        LUCI_INTERPRETER_CHECK(filter()->scales().size() ==
                               static_cast<size_t>(filter()->shape().dim(0)));
        evalQuantizedPerChannel();
      }
      break;
    case DataType::S16:
      evalQuantizedS16();
      break;
    default:
      throw std::runtime_error("luci-intp TransposeConv Unsupported type.");
  }
}