75 lines
2.8 KiB
C++
75 lines
2.8 KiB
C++
/****************************************************************************
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*
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* Copyright (c) 2022 Vivante Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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*****************************************************************************/
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#ifndef TIM_VX_OPS_ROI_ALIGN_H_
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#define TIM_VX_OPS_ROI_ALIGN_H_
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#include "tim/vx/builtin_op.h"
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namespace tim {
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namespace vx {
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namespace ops {
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/**
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* ## RoiAlign
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*
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* Select and scale the feature map of each region of interest to a unified output
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* size by average pooling sampling points from bilinear interpolation.
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*
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* - output_height : specifying the output height of the output tensor.
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* - output_width : specifying the output width of the output tensor.
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* - height_ratio : specifying the ratio from the height of original image to the
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* height of feature map.
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* - width_ratio : specifying the ratio from the width of original image to the
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* width of feature map.
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* - height_sample_num : specifying the number of sampling points in height dimension
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* used to compute the output.
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* - width_sample_num :specifying the number of sampling points in width dimension
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* used to compute the output.
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*/
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class RoiAlign : public BuiltinOp {
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public:
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RoiAlign(Graph* graph, int32_t output_height, int32_t output_width,
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float height_ratio, float width_ratio, int32_t height_sample_num,
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int32_t width_sample_num);
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std::shared_ptr<Operation> Clone(
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std::shared_ptr<Graph>& graph) const override;
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protected:
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int32_t output_height_;
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int32_t output_width_;
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float height_ratio_;
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float width_ratio_;
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int32_t height_sample_num_;
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int32_t width_sample_num_;
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};
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using ROI_Align = RoiAlign;
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} // namespace ops
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} // namespace vx
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} // namespace tim
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#endif /* TIM_VX_OPS_ROI_ALIGN_H_ */
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