mirror of https://github.com/alibaba/MNN.git
46 lines
1.3 KiB
C++
46 lines
1.3 KiB
C++
//
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// CPUShape.cpp
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// MNN
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//
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// Created by MNN on 2018/08/15.
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// Copyright © 2018, Alibaba Group Holding Limited
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//
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#include "CPUShape.hpp"
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#include "CPUBackend.hpp"
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#include "Macro.h"
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namespace MNN {
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ErrorCode CPUShape::onExecute(const std::vector<Tensor*>& inputs, const std::vector<Tensor*>& outputs) {
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MNN_ASSERT(1 == inputs.size());
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auto& ib = inputs[0]->buffer();
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int32_t* outData = outputs[0]->host<int32_t>();
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auto dataFormat = inputs[0]->getDimensionType();
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if (Tensor::TENSORFLOW == dataFormat) {
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for (int i = 0; i < ib.dimensions; i++) {
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outData[i] = ib.dim[i].extent;
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}
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} else {
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MNN_ASSERT(4 == ib.dimensions); // NCHW: only for (Input/Conv->Shape)
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outData[0] = ib.dim[0].extent;
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outData[1] = ib.dim[2].extent;
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outData[2] = ib.dim[3].extent;
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outData[3] = ib.dim[1].extent;
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}
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return NO_ERROR;
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}
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class CPUShapeCreator : public CPUBackend::Creator {
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public:
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virtual Execution* onCreate(const std::vector<Tensor*>& inputs, const std::vector<Tensor*>& outputs,
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const MNN::Op* op, Backend* backend) const override {
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return new CPUShape(backend);
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}
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};
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REGISTER_CPU_OP_CREATOR(CPUShapeCreator, OpType_Shape);
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} // namespace MNN
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