wehub-resource-sync
61 lines
1.8 KiB
C++
61 lines
1.8 KiB
C++
//
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// MetalConvolutionWinograd.hpp
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// MNN
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//
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// Created by MNN on 2019/01/31.
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// Copyright © 2018, Alibaba Group Holding Limited
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//
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#ifndef MetalConvolutionWinograd_hpp
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#define MetalConvolutionWinograd_hpp
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#import "MetalConvolutionCommon.hpp"
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#if MNN_METAL_ENABLED
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namespace MNN {
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struct TransformBuffer {
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int inputSize[4];
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int outputSize[4];
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int padX;
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int padY;
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int unitWidth;
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int unitHeight;
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int unit;
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int activation;
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int remain[2];
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};
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class MetalConvolutionWinograd : public MetalConvolutionCommon {
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public:
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static bool isValid(Backend *backend, const Convolution2D *conv, const Tensor *input, const Tensor* output);
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MetalConvolutionWinograd(Backend *backend, const MNN::Op *op);
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virtual ~MetalConvolutionWinograd() = default;
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virtual ErrorCode onResize(const std::vector<Tensor *> &inputs, const std::vector<Tensor *> &outputs) override;
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virtual bool onClone(Backend* bn, const Op* op, Execution** dst) override;
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protected:
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virtual void onEncode(const std::vector<Tensor *> &inputs, const std::vector<Tensor *> &outputs, id<MTLComputeCommandEncoder> encoder) override;
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virtual std::shared_ptr<MNN::Tensor> weightTransform(int group, int oc, int ic, int kh, int kw, const float *src, bool int8Weight=false, bool int4Weight=false, id<MTLBuffer> srcGpuBuffer=nil, int subBits=0) override;
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private:
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MetalConvolutionWinograd(Backend *backend, const MNN::Op *op, std::shared_ptr<Tensor> weight, std::shared_ptr<Tensor> bias);
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id<MTLBuffer> mShapeBuffer = nil;
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int mSrcUnit;
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int mDstUnit;
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std::shared_ptr<Tensor> mTempSrc;
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std::shared_ptr<Tensor> mTempDst;
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MTLSize mInputTransformThreads;
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MTLSize mMatMulThreads;
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MTLSize mOutputTransformThreads;
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int mSplitNum = 1;
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};
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} // namespace MNN
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#endif /* MNN_METAL_ENABLED */
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#endif /* MetalConvolutionWinograd_hpp */
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