| /* |
| * Copyright (c) 2019 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_NEON_CROP_KERNEL_H |
| #define ARM_COMPUTE_NEON_CROP_KERNEL_H |
| |
| #include "arm_compute/core/NEON/INEKernel.h" |
| #include "arm_compute/core/Types.h" |
| #include "arm_compute/core/Types.h" |
| |
| #include <cstdint> |
| #include <map> |
| |
| namespace arm_compute |
| { |
| // Forward declarations |
| class ITensor; |
| |
| /** Interface for the kernel to perform tensor cropping */ |
| class NECropKernel : public INEKernel |
| { |
| public: |
| const char *name() const override |
| { |
| return "NECropKernel"; |
| } |
| /** Default constructor */ |
| NECropKernel(); |
| /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| NECropKernel(const NECropKernel &) = delete; |
| /** Prevent instances of this class from being copied (As this class contains pointers) */ |
| NECropKernel &operator=(const NECropKernel &) = delete; |
| /** Allow instances of this class to be moved */ |
| NECropKernel(NECropKernel &&) = default; |
| /** Allow instances of this class to be moved */ |
| NECropKernel &operator=(NECropKernel &&) = default; |
| /** Default destructor */ |
| ~NECropKernel() = default; |
| /** Configure kernel |
| * |
| * @note Supported tensor rank: up to 4 |
| * @note Padding not supported. |
| * |
| * @param[in] input Source tensor. Data type supported: U16/S16/U32/S32/F16/F32. Data layouts supported: NHWC. |
| * @param[in] crop_boxes Tensor containing all possible boxes used to crop the image, each represented by 4 normalized values. |
| * Data type supported: F32 |
| * @param[in] box_ind One dimensional tensor mapping the @p crop_box_ind to the index of the 3D image in @p input. |
| * Data type supported: F32 |
| * @param[out] output Destination tensor. Data type supported: F32 |
| * @param[in] crop_box_ind Index of the crop box to be used from @p crop_boxes. Default is 0. |
| * @param[in] extrapolation_value Value to be used for values outside of the image. Default is 0. |
| */ |
| void configure(const ITensor *input, const ITensor *crop_boxes, const ITensor *box_ind, ITensor *output, uint32_t crop_box_ind = 0, float extrapolation_value = 0); |
| |
| /** Static function to check if given info will lead to a valid configuration of @ref CLStridedSliceKernel |
| * |
| * @note Supported tensor rank: up to 4 |
| * @note Padding not supported. |
| * |
| * @param[in] input Source tensor info. Data type supported: U16/S16/U32/S32/F16/F32. Data layouts supported: NHWC. |
| * @param[in] crop_boxes Tensor info for tensor containing all possible boxes used to crop the image. Data type supported: F32 |
| * @param[in] box_ind Tensor info for the one dimensional tensor mapping the @p crop_box_ind to the index of the 3D image |
| * in @p input. Data type supported: F32 |
| * @param[in] output Destination tensor. Data type supported: F32 |
| * @param[in] crop_box_ind Index of the crop box to be used from @p crop_boxes. Default is 0. |
| * @param[in] extrapolation_value Value to be used for values outside of the image. Default is 0. |
| */ |
| static Status validate(const ITensorInfo *input, const ITensorInfo *crop_boxes, const ITensorInfo *box_ind, const ITensorInfo *output, uint32_t crop_box_ind = 0, float extrapolation_value = 0); |
| |
| /** Configure output tensor's shape as this can only be determined at runtime. */ |
| void configure_output_shape(); |
| |
| // Inherited methods overridden: |
| void run(const Window &window, const ThreadInfo &info) override; |
| |
| /** Function to use for in bounds crop for the particular tensor types passed to configure() */ |
| using InBoundsCropFunction = void(const ITensor *, const ITensor *, float *, Coordinates, int32_t, int32_t, int32_t); |
| |
| private: |
| const ITensor *_input; |
| const ITensor *_crop_boxes; |
| const ITensor *_box_ind; |
| ITensor *_output; |
| |
| Coordinates _start; |
| Coordinates _end; |
| uint32_t _crop_box_ind; |
| float _extrapolation_value; |
| /** The number of rows out of bounds at the start and end of output. */ |
| std::array<uint32_t, 2> _rows_out_of_bounds; |
| /** The number of columns out of bounds at the start and end of output. */ |
| std::array<uint32_t, 2> _cols_out_of_bounds; |
| |
| std::pair<NECropKernel::InBoundsCropFunction *, NECropKernel::InBoundsCropFunction *> _in_bounds_crop_functions; |
| NECropKernel::InBoundsCropFunction *_in_bounds_crop_function; |
| |
| using CropFunction = void(const ITensor *, const ITensor *, Coordinates, float, const std::array<uint32_t, 2> &, const std::array<uint32_t, 2> &, |
| NECropKernel::InBoundsCropFunction *); |
| |
| NECropKernel::CropFunction *_crop_function; |
| }; |
| } // namespace arm_compute |
| #endif /*ARM_COMPUTE_NEON_CROP_KERNEL_H */ |