MNN/source/backend/metal/MetalConvolutionWinograd.hpp

45 lines
1.3 KiB
C++

//
// MetalConvolutionWinograd.hpp
// MNN
//
// Created by MNN on 2019/01/31.
// Copyright © 2018, Alibaba Group Holding Limited
//
#ifndef MetalConvolutionWinograd_hpp
#define MetalConvolutionWinograd_hpp
#import "MetalConvolutionCommon.hpp"
#if MNN_METAL_ENABLED
namespace MNN {
class MetalConvolutionWinograd : public MetalConvolutionCommon {
public:
static bool isValid(const Convolution2D *conv, const Tensor *input, const Tensor* output);
MetalConvolutionWinograd(Backend *backend, const Tensor *input, const MNN::Op *op);
virtual ~MetalConvolutionWinograd() = default;
virtual ErrorCode onResize(const std::vector<Tensor *> &inputs, const std::vector<Tensor *> &outputs) override;
protected:
virtual void onFloat(const Tensor *input, const Tensor *output, id<MTLComputeCommandEncoder> encoder) override;
virtual id<MTLBuffer> weightForFloat(int group, int oc, int ic, int kh, int kw, const float *src) override;
private:
id<MTLBuffer> mShapeBuffer = nil;
int mSrcUnit;
int mDstUnit;
std::shared_ptr<Tensor> mTempSrc;
std::shared_ptr<Tensor> mTempDst;
MTLSize mInputTransformThreads;
MTLSize mMatMulThreads;
MTLSize mOutputTransformThreads;
};
} // namespace MNN
#endif /* MNN_METAL_ENABLED */
#endif /* MetalConvolutionWinograd_hpp */