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Diffstat (limited to 'runtimes/pure_arm_compute/src/internal/nnapi/feature/View.h')
-rw-r--r-- | runtimes/pure_arm_compute/src/internal/nnapi/feature/View.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/runtimes/pure_arm_compute/src/internal/nnapi/feature/View.h b/runtimes/pure_arm_compute/src/internal/nnapi/feature/View.h new file mode 100644 index 000000000..083b6b055 --- /dev/null +++ b/runtimes/pure_arm_compute/src/internal/nnapi/feature/View.h @@ -0,0 +1,81 @@ +/* + * Copyright (c) 2018 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 __INTERNAL_NNAPI_FEATURE_VIEW_H__ +#define __INTERNAL_NNAPI_FEATURE_VIEW_H__ + +#include "internal/nnapi/feature/Utils.h" + +#include "util/feature/Reader.h" + +namespace internal +{ +namespace nnapi +{ +namespace feature +{ + +template <typename T> class View final : public nnfw::util::feature::Reader<T> +{ +public: + // NOTE The parameter len denotes the number of bytes. + View(const ::nnfw::util::feature::Shape &shape, T *ptr, size_t len) : _shape{shape}, _ptr{ptr} + { + assert(shape.N * shape.C * shape.H * shape.W * sizeof(T) == len); + } + +public: + const nnfw::util::feature::Shape &shape(void) const { return _shape; } + +public: + T at(uint32_t ch, uint32_t row, uint32_t col) const override + { + uint32_t index = index_of(_shape, ch, row, col); + + return _ptr[index]; + } + T at(uint32_t batch, uint32_t ch, uint32_t row, uint32_t col) const override + { + uint32_t index = index_of(_shape, batch, ch, row, col); + + return _ptr[index]; + } + + T &at(uint32_t ch, uint32_t row, uint32_t col) + { + uint32_t index = index_of(_shape, ch, row, col); + + return _ptr[index]; + } + T &at(uint32_t batch, uint32_t ch, uint32_t row, uint32_t col) + { + uint32_t index = index_of(_shape, batch, ch, row, col); + + return _ptr[index]; + } + +private: + nnfw::util::feature::Shape _shape; + +private: + T *_ptr; +}; + +} // namespace feature +} // namespace nnapi +} // namespace internal + +#endif // __INTERNAL_NNAPI_FEATURE_VIEW_H__ |