Manuel Bottini | 3b131ab | 2021-02-19 18:16:44 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2021 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_CL_SCALE_KERNEL_H |
| 25 | #define ARM_COMPUTE_CL_SCALE_KERNEL_H |
| 26 | |
| 27 | #include "arm_compute/core/KernelDescriptors.h" |
| 28 | #include "src/core/common/Macros.h" |
| 29 | #include "src/core/gpu/cl/ClCompileContext.h" |
| 30 | #include "src/core/gpu/cl/IClKernel.h" |
| 31 | |
| 32 | namespace arm_compute |
| 33 | { |
| 34 | class ICLTensor; |
| 35 | |
| 36 | namespace opencl |
| 37 | { |
| 38 | namespace kernels |
| 39 | { |
| 40 | /** Interface for the scale kernel */ |
| 41 | class ClScaleKernel : public IClKernel |
| 42 | { |
| 43 | public: |
| 44 | /** Default constructor */ |
| 45 | ClScaleKernel() = default; |
| 46 | ARM_COMPUTE_DISALLOW_COPY_ALLOW_MOVE(ClScaleKernel); |
| 47 | |
| 48 | /** Initialise the kernel's inputs, output and interpolation policy |
| 49 | * |
| 50 | * @param[in] compile_context The compile context to be used. |
| 51 | * @param[in] src Source tensor info. Data types supported: U8/QASYMM8/QASYMM8_SIGNED/S16/F16/F32 |
| 52 | * @param[out] dst Destination tensor info. Data types supported: Same as @p src |
| 53 | * 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. |
| 54 | * @param[in] info @ref ScaleKernelInfo Kernel descriptor to be used to configure. |
| 55 | */ |
| 56 | void configure(const CLCompileContext &compile_context, ITensorInfo *src, ITensorInfo *dst, const ScaleKernelInfo &info); |
| 57 | |
| 58 | /** Static function to check if given info will lead to a valid configuration of @ref ClScaleKernel |
| 59 | * |
| 60 | * @param[in] src Source tensor info. Data types supported: U8/QASYMM8/QASYMM8_SIGNED/S16/F16/F32 |
| 61 | * @param[in] dst Destination tensor info. Data types supported: Same as @p src |
| 62 | * 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. |
| 63 | * @param[in] info @ref ScaleKernelInfo Kernel descriptor to be used to validate |
| 64 | * |
| 65 | * @return a status |
| 66 | */ |
| 67 | static Status validate(const ITensorInfo *src, const ITensorInfo *dst, const ScaleKernelInfo &info); |
| 68 | |
| 69 | // Inherited methods overridden: |
| 70 | BorderSize border_size() const override; |
| 71 | void run_op(ITensorPack &tensors, const Window &window, cl::CommandQueue &queue) override; |
| 72 | |
| 73 | // Getter for interpolation policy |
| 74 | InterpolationPolicy get_interpolation_policy() const |
| 75 | { |
| 76 | return _info.interpolation_policy; |
| 77 | } |
| 78 | |
| 79 | // Getter for data type |
| 80 | DataType get_data_type() const |
| 81 | { |
| 82 | return _data_type; |
| 83 | } |
| 84 | |
| 85 | // Getter for output x dimension |
| 86 | unsigned int get_output_x_dim() const |
| 87 | { |
| 88 | return _output_x_dim; |
| 89 | } |
| 90 | |
| 91 | private: |
| 92 | ScaleKernelInfo _info = ScaleKernelInfo(InterpolationPolicy::NEAREST_NEIGHBOR, BorderMode::UNDEFINED); |
| 93 | DataType _data_type = DataType::UNKNOWN; |
| 94 | DataLayout _data_layout = DataLayout::UNKNOWN; |
| 95 | unsigned int _output_x_dim = 0; |
| 96 | }; |
| 97 | } // namespace kernels |
| 98 | } // namespace opencl |
| 99 | } // namespace arm_compute |
| 100 | #endif /*ARM_COMPUTE_CLSCALEKERNEL_H */ |