TIM-VX/include/tim/vx/ops/pool2d.h

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/****************************************************************************
*
* Copyright (c) 2020 Vivante Corporation
*
* 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.
*
*****************************************************************************/
#ifndef TIM_VX_OPS_POOL2D_H_
#define TIM_VX_OPS_POOL2D_H_
#include <array>
#include "tim/vx/builtin_op.h"
#include "tim/vx/types.h"
namespace tim {
namespace vx {
namespace ops {
/**
* ## Pool2d
*
* ### Classic Pool2d
*
* Performs an 2-D pooling operation.
*
* - type : MAX, AVG, L2 or AVG_ANDROID.
* - padding : AUTO, VALID or SAME.
* - pad : Specify the number of pad values for left, right, top, and bottom.
* - ksize : filter size.
* - stride : stride along each spatial axis.
* - round_type : CEILING or FLOOR.
*
* ### Global Pool2d
*
* - type : MAX, AVG, L2 or AVG_ANDROID.
* - input_size : input size(only [W H])
* - round_type : CEILING or FLOOR.
*
* ### Adaptive Pool2d
*
* Same as torch.nn.AdaptiveXXXPool2d.
*
* - type : MAX, AVG, L2 or AVG_ANDROID.
* - input_size : input size(only [W H])
* - output_size : output size(only [W H])
* - round_type : CEILING or FLOOR.
*
*/
class Pool2d : public BuiltinOp {
public:
/* for Classic Pool2d, pool does not support auto-completion of pad value,
you need to specify pad size explicitly, it is recommended to use the second api.*/
Pool2d(Graph* graph, PoolType type, PadType padding,
const std::array<uint32_t, 2>& ksize,
const std::array<uint32_t, 2>& stride,
RoundType round_type = RoundType::FLOOR,
DataLayout layout = DataLayout::WHCN);
Pool2d(Graph* graph, PoolType type, const std::array<uint32_t, 4>& pad,
const std::array<uint32_t, 2>& ksize,
const std::array<uint32_t, 2>& stride,
RoundType round_type = RoundType::FLOOR,
DataLayout layout = DataLayout::WHCN);
// for Global Pool2d
Pool2d(Graph* graph, PoolType type, const std::array<uint32_t, 2>& input_size,
RoundType round_type = RoundType::FLOOR,
DataLayout layout = DataLayout::WHCN);
// for Adaptive Pool2d
Pool2d(Graph* graph, PoolType type, const std::array<uint32_t, 2>& input_size,
const std::array<uint32_t, 2>& output_size,
RoundType round_type = RoundType::FLOOR,
DataLayout layout = DataLayout::WHCN);
std::shared_ptr<Operation> Clone(
std::shared_ptr<Graph>& graph) const override;
void Init();
protected:
const PoolType type_;
const PadType padding_;
std::array<uint32_t, 2> ksize_;
std::array<uint32_t, 2> stride_;
const RoundType round_type_;
const std::array<uint32_t, 4> pad_;
};
} // namespace ops
} // namespace vx
} // namespace tim
#endif /* TIM_VX_OPS_POOL2D_H_ */