op_softmax.hpp
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// This file is part of OpenCV project.
// It is subject to the license terms in the LICENSE file found in the top-level directory
// of this distribution and at http://opencv.org/license.html.
//
// Copyright (C) 2018, Intel Corporation, all rights reserved.
// Third party copyrights are property of their respective owners.
#ifndef OPENCV_DNN_VKCOM_OP_SOFTMAX_HPP
#define OPENCV_DNN_VKCOM_OP_SOFTMAX_HPP
#include "vkcom.hpp"
#include "op_base.hpp"
namespace cv { namespace dnn { namespace vkcom {
#ifdef HAVE_VULKAN
struct SoftmaxShaderConfig
{
int local_size_x;
int local_size_y;
int local_size_z;
int block_height;
int block_width;
int block_depth;
};
class OpSoftmax: public OpBase
{
public:
OpSoftmax(const int axis, const bool log_softmax = false);
~OpSoftmax();
void reshapeOutTensor(Tensor& in, Tensor& out);
bool forward(Tensor& in, Tensor& out);
virtual bool forward(std::vector<Tensor>& ins,
std::vector<Tensor>& blobs,
std::vector<Tensor>& outs) CV_OVERRIDE;
private:
bool init(const int axis, const bool log_softmax);
bool computeGroupCount();
int axis_;
int channels_;
int channel_size_;
int outer_size_;
bool log_softmax_;
SoftmaxShaderConfig config_;
Tensor* max_tensor_;
Tensor* sum_tensor_;
};
#endif // HAVE_VULKAN
}}} // namespace cv::dnn::vkcom
#endif // OPENCV_DNN_VKCOM_OP_SOFTMAX_HPP