| /* |
| * Copyright (c) 2017-2020 Arm Limited. |
| * |
| * SPDX-License-Identifier: MIT |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a copy |
| * of this software and associated documentation files (the "Software"), to |
| * deal in the Software without restriction, including without limitation the |
| * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| * sell copies of the Software, and to permit persons to whom the Software is |
| * furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in all |
| * copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| * SOFTWARE. |
| */ |
| #ifndef ARM_COMPUTE_SUBTENSORINFO_H |
| #define ARM_COMPUTE_SUBTENSORINFO_H |
| |
| #include "arm_compute/core/ITensorInfo.h" |
| |
| #include "arm_compute/core/Coordinates.h" |
| #include "arm_compute/core/Helpers.h" |
| #include "arm_compute/core/Strides.h" |
| #include "arm_compute/core/TensorInfo.h" |
| #include "arm_compute/core/TensorShape.h" |
| |
| #include <cstddef> |
| #include <memory> |
| |
| namespace arm_compute |
| { |
| /** Store the sub tensor's metadata */ |
| class SubTensorInfo final : public ITensorInfo |
| { |
| public: |
| /** Default constructor */ |
| SubTensorInfo(); |
| /** Default constructor |
| * |
| * @param[in] parent Metadata of parent tensor. |
| * @param[in] tensor_shape Tensor shape. Shape must fit inside parent's shape. |
| * X and Y dimensions must match the parent's ones. |
| * @param[in] coords Coordinates of starting element inside parent tensor. |
| * @param[in] extend_parent (Optional) Extend parent with subtensor shape if subtensor indexes out of bounds |
| */ |
| SubTensorInfo(ITensorInfo *parent, TensorShape tensor_shape, Coordinates coords, bool extend_parent = false); |
| /** Default destructor */ |
| ~SubTensorInfo() = default; |
| /** Allow instances of this class to be copy constructed */ |
| SubTensorInfo(const SubTensorInfo &) = default; |
| /** Allow instances of this class to be copied */ |
| SubTensorInfo &operator=(const SubTensorInfo &) = default; |
| /** Allow instances of this class to be move constructed */ |
| SubTensorInfo(SubTensorInfo &&) = default; |
| /** Allow instances of this class to be moved */ |
| SubTensorInfo &operator=(SubTensorInfo &&) = default; |
| /** Returns the coordinates of the sub-tensor inside the parent tensor |
| * |
| * @return Sub-tensor coordinates |
| */ |
| Coordinates coords() const |
| { |
| return _coords; |
| } |
| |
| // Inherited methods overridden: |
| std::unique_ptr<ITensorInfo> clone() const override; |
| ITensorInfo &set_data_type(DataType data_type) override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| _parent->set_data_type(data_type); |
| return *this; |
| }; |
| ITensorInfo &set_data_layout(const DataLayout &data_layout) override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| _parent->set_data_layout(data_layout); |
| return *this; |
| }; |
| ITensorInfo &set_num_channels(int num_channels) override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| _parent->set_num_channels(num_channels); |
| return *this; |
| }; |
| ITensorInfo &set_format(Format format) override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| _parent->set_format(format); |
| return *this; |
| }; |
| ITensorInfo &set_tensor_shape(const TensorShape &shape) override; |
| ITensorInfo &set_quantization_info(const QuantizationInfo &quantization_info) override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| _parent->set_quantization_info(quantization_info); |
| return *this; |
| } |
| ITensorInfo &reset_padding() override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| _parent->reset_padding(); |
| return *this; |
| } |
| bool auto_padding() override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| return _parent->auto_padding(); |
| }; |
| bool extend_padding(const PaddingSize &padding) override; |
| size_t dimension(size_t index) const override |
| { |
| return _tensor_shape[index]; |
| } |
| size_t dimension(DataLayoutDimension dimension) const override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| return get_data_layout_dimension_index(_parent->data_layout(), dimension); |
| } |
| const Strides &strides_in_bytes() const override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| return _parent->strides_in_bytes(); |
| } |
| size_t offset_first_element_in_bytes() const override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| return _parent->offset_element_in_bytes(_coords); |
| } |
| int32_t offset_element_in_bytes(const Coordinates &pos) const override; |
| size_t element_size() const override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| return _parent->element_size(); |
| } |
| size_t num_dimensions() const override |
| { |
| return _tensor_shape.num_dimensions(); |
| } |
| size_t num_channels() const override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| return _parent->num_channels(); |
| } |
| const TensorShape &tensor_shape() const override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| return _tensor_shape; |
| } |
| DataType data_type() const override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| return _parent->data_type(); |
| } |
| Format format() const override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| return _parent->format(); |
| } |
| size_t total_size() const override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| return _parent->total_size(); |
| } |
| PaddingSize padding() const override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| return _parent->padding(); |
| } |
| bool has_padding() const override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| return _parent->has_padding(); |
| } |
| bool is_resizable() const override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| return _parent->is_resizable(); |
| } |
| bool is_dynamic() const override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| return _parent->is_dynamic(); |
| } |
| ITensorInfo &set_is_resizable(bool is_resizable) override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| _parent->set_is_resizable(is_resizable); |
| return *this; |
| } |
| ITensorInfo &set_is_dynamic(bool is_dynamic) override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| _parent->set_is_dynamic(is_dynamic); |
| return *this; |
| } |
| ValidRegion valid_region() const override |
| { |
| return _valid_region; |
| } |
| void set_valid_region(const ValidRegion &valid_region) override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| // Check if subtensor is valid if parent is configured |
| if(_parent->tensor_shape().total_size() != 0) |
| { |
| ARM_COMPUTE_ERROR_ON_INVALID_SUBTENSOR_VALID_REGION(_parent->valid_region(), valid_region); |
| } |
| _valid_region = valid_region; |
| } |
| QuantizationInfo quantization_info() const override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| return _parent->quantization_info(); |
| } |
| DataLayout data_layout() const override |
| { |
| ARM_COMPUTE_ERROR_ON(_parent == nullptr); |
| return _parent->data_layout(); |
| } |
| |
| private: |
| ITensorInfo *_parent; |
| TensorShape _tensor_shape; |
| Coordinates _coords; |
| ValidRegion _valid_region; |
| bool _extend_parent; |
| }; |
| } // namespace arm_compute |
| #endif /*ARM_COMPUTE_SUBTENSORINFO_H */ |
