mirror of https://github.com/alibaba/MNN.git
				
				
				
			
		
			
				
	
	
		
			52 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			52 lines
		
	
	
		
			1.6 KiB
		
	
	
	
		
			C++
		
	
	
	
| //
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| //  ShapeSetDiff1D.cpp
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| //  MNN
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| //
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| //  Created by MNN on 2021/06/24.
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| //  Copyright © 2018, Alibaba Group Holding Limited
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| //
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| 
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| #include "shape/SizeComputer.hpp"
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| #include "core/Macro.h"
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| 
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| namespace MNN {
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| 
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| class ShapeSetDiff1D : public SizeComputer {
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|     virtual bool onComputeSize(const MNN::Op* op, const std::vector<Tensor*>& inputs,
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|                                const std::vector<Tensor*>& outputs) const override {
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|         MNN_ASSERT(2 == inputs.size());
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|         MNN_ASSERT(1 == outputs.size());
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|         if (inputs[0]->getType().code != halide_type_int || inputs[1]->getType().code != halide_type_int) {
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|             return false;
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|         }
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|         auto& ib = inputs[0]->buffer();
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|         auto& ob = outputs[0]->buffer();
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|         ob.dimensions = 1;
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|         TensorUtils::getDescribe(outputs[0])->dimensionFormat = TensorUtils::getDescribe(inputs[0])->dimensionFormat;
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|         ob.type = ib.type;
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|         const int32_t* inputData = inputs[0]->host<int32_t>();
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|         const int32_t* removeData = inputs[1]->host<int32_t>();
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|         if (!inputData || !removeData) {
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|             return false;
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|         }
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|         int outputNum = 0;
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|         for (int i = 0; i < inputs[0]->elementSize(); i++) {
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|             bool remove = false;
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|             for (int j = 0; j < inputs[1]->elementSize(); j++) {
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|                 if (inputData[i] == removeData[j]) {
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|                     remove = true;
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|                     break;
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|                 }
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|             }
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|             if (!remove) {
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|                 outputNum++;
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|             }
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|         }
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|         ob.dim[0].extent = outputNum;
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|         return true;
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|     }
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| };
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| 
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| REGISTER_SHAPE_INPUTS(ShapeSetDiff1D, OpType_SetDiff1D, std::vector<int>({0, 1}));
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| } // namespace MNN
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