81 lines
2.7 KiB
C++
81 lines
2.7 KiB
C++
/****************************************************************************
|
|
*
|
|
* Copyright (c) 2020-2023 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_MAXPOOLGRAD_H_
|
|
#define TIM_VX_OPS_MAXPOOLGRAD_H_
|
|
|
|
#include "tim/vx/operation.h"
|
|
#include <array>
|
|
|
|
#ifdef VSI_FEAT_OP_MAXPOOLWITHARGMAX
|
|
|
|
namespace tim {
|
|
namespace vx {
|
|
namespace ops {
|
|
|
|
/**
|
|
* ## MaxpooGrad
|
|
*
|
|
* Acquire the gradient of 2-D Max pooling operation's input tensor. \
|
|
* Like the tensorflow_XLA op SelectAndScatter, see \
|
|
* https://tensorflow.google.cn/xla/operation_semantics?hl=en#selectandscatter.
|
|
*
|
|
* - padding : AUTO, VALID or SAME.
|
|
* - ksize : filter size.
|
|
* - stride : stride along each spatial axis.
|
|
* - round_type : CEILING or FLOOR.
|
|
*
|
|
* * Inputs:
|
|
*
|
|
* - 0 : input tensor of 2-D Max pooling.
|
|
* - 1 : gradient of 2-D Max pooling output tensor.
|
|
*
|
|
* * Outputs:
|
|
*
|
|
* - 0 : updated tensor of 2-D Max pooling input.
|
|
*/
|
|
|
|
class MaxpoolGrad: public Operation {
|
|
public:
|
|
MaxpoolGrad(Graph* graph, 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);
|
|
std::shared_ptr<Operation> Clone(
|
|
std::shared_ptr<Graph>& graph) const override;
|
|
|
|
protected:
|
|
const PadType padding_;
|
|
const std::array<uint32_t, 2> ksize_;
|
|
const std::array<uint32_t, 2> stride_;
|
|
const RoundType round_type_;
|
|
};
|
|
|
|
} // namespace ops
|
|
} // namespace vx
|
|
} // namespace tim
|
|
|
|
#endif //(VSI_FEAT_OP_MAXPOOLWITHARGMAX)
|
|
#endif /* TIM_VX_OPS_MAXPOOLGRAD_H_ */
|