dims_vector_utils.h
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// Tencent is pleased to support the open source community by making TNN available.
//
// Copyright (C) 2020 THL A29 Limited, a Tencent company. All rights reserved.
//
// Licensed under the BSD 3-Clause License (the "License"); you may not use this file except
// in compliance with the License. You may obtain a copy of the License at
//
// https://opensource.org/licenses/BSD-3-Clause
//
// 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 TNN_INCLUDE_TNN_UTILS_DIMS_VECTOR_UTILS_H_
#define TNN_INCLUDE_TNN_UTILS_DIMS_VECTOR_UTILS_H_
#include <algorithm>
#include "tnn/core/common.h"
#include "tnn/core/macro.h"
#include "tnn/core/status.h"
namespace TNN_NS {
class PUBLIC DimsVectorUtils {
public:
// @brief all dims product, [start_index, end_index)
// @param dims
static int Count(const DimsVector &dims, int start_index = 0, int end_index = -1);
// @brief max of dims0 and dims1, [start_index, end_index)
static DimsVector Max(const DimsVector &dims0, const DimsVector &dims1, int start_index = 0, int end_index = -1);
// @brief min of dims0 and dims1, [start_index, end_index)
static DimsVector Min(const DimsVector &dims0, const DimsVector &dims1, int start_index = 0, int end_index = -1);
// @brief equal of dims0 and dims1, [start_index, end_index)
static bool Equal(const DimsVector &dims0, const DimsVector &dims1, int start_index = 0, int end_index = -1);
// @brief NCHW dims vector to NHWC dims vector
static DimsVector NCHW2NHWC(const DimsVector &dims);
// @brief NHWC dims vector to NCHW
static DimsVector NHWC2NCHW(const DimsVector &dims);
};
} // namespace TNN_NS
#endif // TNN_INCLUDE_TNN_UTILS_DIMS_VECTOR_UTILS_H_