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path: root/compiler/exo/src/Conversion/DepthwiseConv2DConverter.h
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/*
 * Copyright (c) 2019 Samsung Electronics Co., Ltd. All Rights Reserved
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef __CONVERSION_DEPTHWISECONV2D_CONVERTER__
#define __CONVERSION_DEPTHWISECONV2D_CONVERTER__

#include "CanonicalNodeConverter.h"

#include <loco.h>

namespace exo
{

/**
 * @brief  Convert loco::DepthwiseConv2D to locoex::TFLDepthwiseConv2D and auxiliary
 *
 *
 * <BEFORE>
 *
 * IFM -------- DepthwiseConv2D --- Out
 * [Feature]   / [Feature]
 *            /
 * KER -------
 * [DWFilter]
 *
 *
 * <AFTER>
 * TFLConst (bias) ---------------------------
 *                                            \
 * IFM ------ FeatureDecode ------------------ TFLDepthwiseConv2D --- FeatureEncode --- Out
 * [Feature]  [Tensor]                        / [Tensor]              [Feature]
 *                                           /
 * KER ------- DepthwiseFilterDecode --- TFLReshape
 * [DWFilter]  [Tensor / H W C M]        [Tensor / 1 H W CM]
 *
 */
class DepthwiseConv2DConverter : public CanonicalNodeConverter<loco::DepthwiseConv2D>
{
public:
  const char *name(void) const final { return "exo::DepthwiseConv2DConverter"; }

public:
  bool convert(loco::DepthwiseConv2D *origin) final;
};

} // namespace exo

#endif // __CONVERSION_DEPTHWISECONV2D_CONVERTER__