Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2016, 2017 ARM Limited. |
| 3 | * |
| 4 | * SPDX-License-Identifier: MIT |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to |
| 8 | * deal in the Software without restriction, including without limitation the |
| 9 | * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| 10 | * sell copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in all |
| 14 | * copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 22 | * SOFTWARE. |
| 23 | */ |
| 24 | #ifndef __ARM_COMPUTE_NESCALEIMAGE_H__ |
| 25 | #define __ARM_COMPUTE_NESCALEIMAGE_H__ |
| 26 | |
Georgios Pinitas | 658039b | 2017-09-15 16:30:50 +0100 | [diff] [blame] | 27 | #include "arm_compute/core/NEON/kernels/NEFillBorderKernel.h" |
| 28 | #include "arm_compute/core/NEON/kernels/NEScaleKernel.h" |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 29 | #include "arm_compute/core/Types.h" |
Georgios Pinitas | 658039b | 2017-09-15 16:30:50 +0100 | [diff] [blame] | 30 | #include "arm_compute/runtime/IFunction.h" |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 31 | #include "arm_compute/runtime/Tensor.h" |
| 32 | |
| 33 | #include <cstdint> |
| 34 | |
| 35 | namespace arm_compute |
| 36 | { |
| 37 | class ITensor; |
| 38 | |
| 39 | /** Basic function to run @ref NEScaleKernel */ |
Georgios Pinitas | 658039b | 2017-09-15 16:30:50 +0100 | [diff] [blame] | 40 | class NEScale : public IFunction |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 41 | { |
| 42 | public: |
| 43 | /** Constructor |
| 44 | * |
| 45 | * Initialize NEScale |
| 46 | */ |
Georgios Pinitas | 3021edf | 2017-09-18 17:55:22 +0100 | [diff] [blame] | 47 | NEScale(); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 48 | /** Initialize the function's source, destination, interpolation type and border_mode. |
| 49 | * |
Georgios Pinitas | 583137c | 2017-08-31 18:12:42 +0100 | [diff] [blame] | 50 | * @param[in, out] input Source tensor. Data type supported: U8/F32. (Written to only for @p border_mode != UNDEFINED) |
| 51 | * @param[out] output Destination tensor. Data type supported: Same as @p input. All but the lowest two dimensions must be the same size as in the input tensor, i.e. scaling is only performed within the XY-plane. |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 52 | * @param[in] policy The interpolation type. |
| 53 | * @param[in] border_mode Strategy to use for borders. |
| 54 | * @param[in] constant_border_value (Optional) Constant value to use for borders if border_mode is set to CONSTANT. |
Daniil Efremov | 02bf80d | 2017-11-22 00:26:51 +0700 | [diff] [blame] | 55 | * @param[in] sampling_policy (Optional) Sampling policy used by the interpolation. Defaults to @ref SamplingPolicy::CENTER |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 56 | */ |
Daniil Efremov | 02bf80d | 2017-11-22 00:26:51 +0700 | [diff] [blame] | 57 | void configure(ITensor *input, ITensor *output, InterpolationPolicy policy, BorderMode border_mode, PixelValue constant_border_value = PixelValue(), |
| 58 | SamplingPolicy sampling_policy = SamplingPolicy::CENTER); |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 59 | |
Georgios Pinitas | 658039b | 2017-09-15 16:30:50 +0100 | [diff] [blame] | 60 | // Inherited methods overridden: |
| 61 | void run() override; |
| 62 | |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 63 | private: |
Georgios Pinitas | 658039b | 2017-09-15 16:30:50 +0100 | [diff] [blame] | 64 | Tensor _offsets; /**< Offset to access the element with NEAREST interpolation or the top-left element with BILINEAR interpolation in the input tensor */ |
| 65 | Tensor _dx; /**< Element's distance between the X real coordinate and the smallest X following integer */ |
| 66 | Tensor _dy; /**< Element's distance between the Y real coordinate and the smallest Y following integer */ |
| 67 | NEScaleKernel _scale_kernel; /**< Kernel to perform the scaling */ |
| 68 | NEFillBorderKernel _border_handler; /**< kernel to handle tensor borders */ |
Anthony Barbier | 6ff3b19 | 2017-09-04 18:44:23 +0100 | [diff] [blame] | 69 | }; |
| 70 | } |
| 71 | #endif /*__ARM_COMPUTE_NESCALEIMAGE_H__ */ |