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