// Copyright 2004-present Facebook. All Rights Reserved.
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#ifndef ROI_ALIGN_OP_H_
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#define ROI_ALIGN_OP_H_
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#include "caffe2/core/context.h"
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#include "caffe2/core/export_caffe2_op_to_c10.h"
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#include "caffe2/core/logging.h"
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#include "caffe2/core/operator.h"
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C10_DECLARE_EXPORT_CAFFE2_OP_TO_C10(RoIAlign)
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namespace caffe2 {
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template <typename T, class Context>
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class RoIAlignOp final : public Operator<Context> {
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public:
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template <class... Args>
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explicit RoIAlignOp(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<string>("order", "NCHW"))),
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spatial_scale_(
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this->template GetSingleArgument<float>("spatial_scale", 1.)),
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pooled_height_(this->template GetSingleArgument<int>("pooled_h", 1)),
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pooled_width_(this->template GetSingleArgument<int>("pooled_w", 1)),
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sampling_ratio_(
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this->template GetSingleArgument<int>("sampling_ratio", -1)),
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aligned_(this->template GetSingleArgument<bool>("aligned", false)) {
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DCHECK_GT(spatial_scale_, 0);
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DCHECK_GT(pooled_height_, 0);
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DCHECK_GT(pooled_width_, 0);
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DCHECK_GE(sampling_ratio_, 0);
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DCHECK(order_ == StorageOrder::NCHW || order_ == StorageOrder::NHWC);
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}
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USE_OPERATOR_CONTEXT_FUNCTIONS;
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bool RunOnDevice() override {
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CAFFE_NOT_IMPLEMENTED;
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}
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protected:
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StorageOrder order_;
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float spatial_scale_;
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int pooled_height_;
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int pooled_width_;
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int sampling_ratio_;
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bool aligned_;
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};
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} // namespace caffe2
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#endif // ROI_ALIGN_OP_H_
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