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/*
* Copyright (c) 2016, 2017 ARM Limited.
*
* SPDX-License-Identifier: MIT
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include "arm_compute/core/CL/kernels/CLDepthConvertLayerKernel.h"
#include "arm_compute/core/CL/CLHelpers.h"
#include "arm_compute/core/CL/CLKernelLibrary.h"
#include "arm_compute/core/CL/ICLTensor.h"
#include "arm_compute/core/CL/OpenCL.h"
#include "arm_compute/core/Error.h"
#include "arm_compute/core/TensorInfo.h"
#include "arm_compute/core/Utils.h"
#include "arm_compute/core/Validate.h"
#include <cstddef>
#include <set>
#include <string>
using namespace arm_compute;
void CLDepthConvertLayerKernel::configure(const ICLTensor *input, ICLTensor *output, ConvertPolicy policy, uint32_t shift)
{
ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(input, 1, DataType::QS8, DataType::U8, DataType::S16, DataType::QS16,
DataType::U16, DataType::U32, DataType::S32, DataType::F32);
ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(output, 1, DataType::QS8, DataType::U8, DataType::S16, DataType::QS16,
DataType::U16, DataType::U32, DataType::S32, DataType::F32);
ARM_COMPUTE_ERROR_ON(input == output);
ARM_COMPUTE_ERROR_ON_MSG(input->info()->data_type() == output->info()->data_type(), "Input and output data types must be different");
ARM_COMPUTE_ERROR_ON(shift >= 8);
// Check if convertion is supported
ARM_COMPUTE_ERROR_ON_MSG(input->info()->data_type() == DataType::QS8 && output->info()->data_type() != DataType::F32,
"Only data types supported [in] QS8 -> [out] F32");
ARM_COMPUTE_ERROR_ON_MSG(input->info()->data_type() == DataType::QS16 && (output->info()->data_type() != DataType::F32),
"Only data types supported [in] QS16 -> [out] F32");
ARM_COMPUTE_ERROR_ON_MSG(input->info()->data_type() == DataType::F32 && ((output->info()->data_type() != DataType::QS8) && output->info()->data_type() != DataType::QS16),
"Only data types supported [in] F32 -> [out] QS8, QS16");
ARM_COMPUTE_ERROR_ON_MSG(input->info()->data_type() == DataType::U8 && (output->info()->data_type() != DataType::U16 && output->info()->data_type() != DataType::S16
&& output->info()->data_type() != DataType::U32 && output->info()->data_type() != DataType::S32),
"Only data types supported [in] U8 -> [out] U16, S16, U32, S32");
ARM_COMPUTE_ERROR_ON_MSG(input->info()->data_type() == DataType::U16 && (output->info()->data_type() != DataType::U8 && output->info()->data_type() != DataType::U32
&& output->info()->data_type() != DataType::S32),
"Only data types supported [in] U16 -> [out] U8, U32, S32");
ARM_COMPUTE_ERROR_ON_MSG(input->info()->data_type() == DataType::S16 && (output->info()->data_type() != DataType::U8 && output->info()->data_type() != DataType::U32
&& output->info()->data_type() != DataType::S32),
"Only data types supported [in] S16 -> [out] U8, U32, S32");
ARM_COMPUTE_ERROR_ON_MSG(input->info()->data_type() == DataType::U32 && (output->info()->data_type() != DataType::U8 && output->info()->data_type() != DataType::U16
&& output->info()->data_type() != DataType::S16),
"Only data types supported [in] U32 -> [out] U8, U16, S16");
ARM_COMPUTE_ERROR_ON_MSG(input->info()->data_type() == DataType::S32 && (output->info()->data_type() != DataType::U8 && output->info()->data_type() != DataType::U16
&& output->info()->data_type() != DataType::S16),
"Only data types supported [in] S32 -> [out] U8, U16, S16");
// Auto initialize output shape if not initialized (We can only auto-configure the shape, datatype must be given)
set_shape_if_empty(*output->info(), input->info()->tensor_shape());
ARM_COMPUTE_ERROR_ON_MISMATCHING_SHAPES(input, output);
// Get data sizes
const size_t input_size = data_size_from_type(input->info()->data_type());
const size_t output_size = data_size_from_type(output->info()->data_type());
// Construct kernel name and build options
std::string kernel_name = "convert_depth";
std::set<std::string> build_opts;
if(input_size > output_size)
{
kernel_name += "_down";
// Down conversions from float always SATURATE as out-of-bounds conversion from float->integer is implementation defined
build_opts.insert(((policy == ConvertPolicy::WRAP) && !is_data_type_float(input->info()->data_type())) ? "-DWRAP" : "-DSATURATE");
}
else
{
kernel_name += "_up";
}
build_opts.emplace("-DDATA_TYPE_IN=" + get_cl_type_from_data_type(input->info()->data_type()));
build_opts.emplace("-DDATA_TYPE_OUT=" + get_cl_type_from_data_type(output->info()->data_type()));
if(is_data_type_fixed_point(input->info()->data_type()) || is_data_type_fixed_point(output->info()->data_type()))
{
build_opts.emplace("-DFIXED_POINT_POSITION=" + support::cpp11::to_string(input->info()->fixed_point_position()));
}
// Create kernel
_kernel = static_cast<cl::Kernel>(CLKernelLibrary::get().create_kernel(kernel_name, build_opts));
// Set shift arg
unsigned int idx = 2 * num_arguments_per_2D_tensor(); //Skip the input and output parameters
_kernel.setArg(idx++, shift);
// Configure kernel
constexpr unsigned int num_elems_processed_per_iteration = 16;
ICLSimple2DKernel::configure(input, output, num_elems_processed_per_iteration);
}
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