diff options
Diffstat (limited to 'runtimes/pure_arm_compute/src/internal/nnapi/feature')
3 files changed, 213 insertions, 0 deletions
diff --git a/runtimes/pure_arm_compute/src/internal/nnapi/feature/Reader.h b/runtimes/pure_arm_compute/src/internal/nnapi/feature/Reader.h new file mode 100644 index 000000000..764b9b13a --- /dev/null +++ b/runtimes/pure_arm_compute/src/internal/nnapi/feature/Reader.h @@ -0,0 +1,72 @@ +/* + * 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_READER_H__ +#define __INTERNAL_NNAPI_FEATURE_READER_H__ + +#include "internal/nnapi/feature/Utils.h" + +#include "util/feature/Reader.h" + +namespace internal +{ +namespace nnapi +{ +namespace feature +{ + +template <typename T> class Reader final : public nnfw::util::feature::Reader<T> +{ +public: + // NOTE The parameter len denotes the number of bytes. + Reader(const ::nnfw::util::feature::Shape &shape, const 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); + + const auto arr = reinterpret_cast<const T *>(_ptr); + + return arr[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]; + } + +private: + nnfw::util::feature::Shape _shape; + +private: + const T *_ptr; +}; + +} // namespace feature +} // namespace nnapi +} // namespace internal + +#endif // __INTERNAL_NNAPI_FEATURE_READER_H__ diff --git a/runtimes/pure_arm_compute/src/internal/nnapi/feature/Utils.h b/runtimes/pure_arm_compute/src/internal/nnapi/feature/Utils.h new file mode 100644 index 000000000..a64ff5d63 --- /dev/null +++ b/runtimes/pure_arm_compute/src/internal/nnapi/feature/Utils.h @@ -0,0 +1,60 @@ +/* + * 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_UTILS_H__ +#define __INTERNAL_NNAPI_FEATURE_UTILS_H__ + +#include "util/feature/Shape.h" + +namespace internal +{ +namespace nnapi +{ +namespace feature +{ + +inline uint32_t index_of(const ::nnfw::util::feature::Shape &shape, uint32_t ch, uint32_t row, + uint32_t col) +{ + uint32_t res = 0; + + // NNAPI uses NHWC ordering + res += row * shape.W * shape.C; + res += col * shape.C; + res += ch; + + return res; +} + +inline uint32_t index_of(const ::nnfw::util::feature::Shape &shape, uint32_t batch, uint32_t ch, + uint32_t row, uint32_t col) +{ + uint32_t res = 0; + + // NNAPI uses NHWC ordering + res += batch * shape.H * shape.W * shape.C; + res += row * shape.W * shape.C; + res += col * shape.C; + res += ch; + + return res; +} + +} // namespace feature +} // namespace nnapi +} // namespace internal + +#endif // __INTERNAL_NNAPI_FEATURE_UTILS_H__ 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__ |