#ifndef CAFFE2_OPERATORS_CHANNEL_SHUFFLE_OP_H_
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#define CAFFE2_OPERATORS_CHANNEL_SHUFFLE_OP_H_
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#include "caffe2/core/context.h"
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#include "caffe2/core/logging.h"
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#include "caffe2/core/operator.h"
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namespace caffe2 {
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template <typename T, class Context>
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class ChannelShuffleOp final : public Operator<Context> {
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public:
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USE_OPERATOR_CONTEXT_FUNCTIONS;
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template <class... Args>
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explicit ChannelShuffleOp(Args&&... args)
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: Operator<Context>(std::forward<Args>(args)...),
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order_(StringToStorageOrder(
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this->template GetSingleArgument<std::string>("order", "NCHW"))),
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OP_SINGLE_ARG(int, "group", group_, 1) {
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CAFFE_ENFORCE_NE(order_, StorageOrder::UNKNOWN);
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}
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bool RunOnDevice() override {
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return order_ == StorageOrder::NCHW ? RunOnDeviceWithOrderNCHW()
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: RunOnDeviceWithOrderNHWC();
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}
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bool RunOnDeviceWithOrderNCHW();
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bool RunOnDeviceWithOrderNHWC();
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private:
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const StorageOrder order_;
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const int group_;
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};
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template <typename T, class Context>
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class ChannelShuffleGradientOp final : public Operator<Context> {
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public:
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USE_OPERATOR_CONTEXT_FUNCTIONS;
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template <class... Args>
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explicit ChannelShuffleGradientOp(Args&&... args)
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: Operator<Context>(std::forward<Args>(args)...),
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order_(StringToStorageOrder(
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this->template GetSingleArgument<std::string>("order", "NCHW"))),
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OP_SINGLE_ARG(int, "group", group_, 1) {
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CAFFE_ENFORCE_NE(order_, StorageOrder::UNKNOWN);
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}
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bool RunOnDevice() override {
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return order_ == StorageOrder::NCHW ? RunOnDeviceWithOrderNCHW()
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: RunOnDeviceWithOrderNHWC();
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}
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bool RunOnDeviceWithOrderNCHW();
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bool RunOnDeviceWithOrderNHWC();
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private:
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const StorageOrder order_;
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const int group_;
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};
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} // namespace caffe2
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#endif // CAFFE2_OPERATORS_CHANNEL_SHUFFLE_OP_H_
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