diff options
Diffstat (limited to 'runtimes/neurun/core/include/util/feature/nhwc')
3 files changed, 227 insertions, 0 deletions
diff --git a/runtimes/neurun/core/include/util/feature/nhwc/Reader.h b/runtimes/neurun/core/include/util/feature/nhwc/Reader.h new file mode 100644 index 000000000..471f62a4b --- /dev/null +++ b/runtimes/neurun/core/include/util/feature/nhwc/Reader.h @@ -0,0 +1,73 @@ +/* + * 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 __NEURUN_UTIL_FEATURE_NHWC_READER_H__ +#define __NEURUN_UTIL_FEATURE_NHWC_READER_H__ + +#include "util/Utils.h" +#include "Utils.h" + +#include "misc/feature/Reader.h" + +namespace neurun +{ +namespace util +{ +namespace feature +{ +namespace nhwc +{ + +template <typename T> class Reader final : public nnfw::misc::feature::Reader<T> +{ +public: + Reader(const ::nnfw::misc::feature::Shape &shape, const T *ptr, size_t len) + : _shape{shape}, _ptr{ptr} + { + UNUSED_RELEASE(len); // Workaround for unused variable in release mode + assert(shape.N * shape.C * shape.H * shape.W * sizeof(T) == len); + } + +public: + const nnfw::misc::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]; + } + +private: + nnfw::misc::feature::Shape _shape; + +private: + const T *_ptr; +}; + +} // namespace nhwc +} // namespace feature +} // namespace util +} // namespace neurun + +#endif // __NEURUN_UTIL_FEATURE_NHWC_READER_H__ diff --git a/runtimes/neurun/core/include/util/feature/nhwc/Utils.h b/runtimes/neurun/core/include/util/feature/nhwc/Utils.h new file mode 100644 index 000000000..3dab4261c --- /dev/null +++ b/runtimes/neurun/core/include/util/feature/nhwc/Utils.h @@ -0,0 +1,63 @@ +/* + * 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 __NEURUN_UTIL_FEATURE_NHWC_UTILS_H__ +#define __NEURUN_UTIL_FEATURE_NHWC_UTILS_H__ + +#include "misc/feature/Shape.h" + +namespace neurun +{ +namespace util +{ +namespace feature +{ +namespace nhwc +{ + +inline uint32_t index_of(const ::nnfw::misc::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::misc::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 nhwc +} // namespace feature +} // namespace util +} // namespace neurun + +#endif // __NEURUN_UTIL_FEATURE_NHWC_UTILS_H__ diff --git a/runtimes/neurun/core/include/util/feature/nhwc/View.h b/runtimes/neurun/core/include/util/feature/nhwc/View.h new file mode 100644 index 000000000..cfaab8ea4 --- /dev/null +++ b/runtimes/neurun/core/include/util/feature/nhwc/View.h @@ -0,0 +1,91 @@ +/* + * 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 __NEURUN_UTIL_FEATURE_NHWC_VIEW_H__ +#define __NEURUN_UTIL_FEATURE_NHWC_VIEW_H__ + +#include <cassert> +#include <cstddef> + +#include "Utils.h" +#include "util/Utils.h" + +#include "misc/feature/Reader.h" + +namespace neurun +{ +namespace util +{ +namespace feature +{ +namespace nhwc +{ + +// This class is for cpu buffer only, and do not support padding. +template <typename T> class View final : public nnfw::misc::feature::Reader<T> +{ +public: + View(const ::nnfw::misc::feature::Shape &shape, T *ptr, size_t len) : _shape{shape}, _ptr{ptr} + { + UNUSED_RELEASE(len); // Workaround for unused variable in release mode + assert(shape.N * shape.C * shape.H * shape.W * sizeof(T) == len); + } + +public: + const nnfw::misc::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::misc::feature::Shape _shape; + +private: + T *_ptr; +}; + +} // namespace nhwc +} // namespace feature +} // namespace util +} // namespace neurun + +#endif // __NEURUN_UTIL_FEATURE_NHWC_VIEW_H__ |