1 /* 2 * Copyright (c) 2016-2021 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/gpu/cl/ClCompileContext.h" 30 #include "src/gpu/cl/IClKernel.h" 31 32 namespace arm_compute 33 { 34 namespace opencl 35 { 36 namespace kernels 37 { 38 /** Interface for the scale kernel */ 39 class ClScaleKernel : public IClKernel 40 { 41 public: 42 ClScaleKernel(); 43 ARM_COMPUTE_DISALLOW_COPY_ALLOW_MOVE(ClScaleKernel); 44 /** Initialise the kernel's inputs, output and interpolation policy 45 * 46 * @param[in] compile_context The compile context to be used. 47 * @param[in] src Source tensor info. Data types supported: U8/QASYMM8/QASYMM8_SIGNED/S16/F16/F32 48 * @param[out] dst Destination tensor info. Data types supported: Same as @p src 49 * 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. 50 * @param[in] info @ref ScaleKernelInfo Kernel descriptor to be used to configure. 51 */ 52 void configure(const CLCompileContext &compile_context, ITensorInfo *src, ITensorInfo *dst, const ScaleKernelInfo &info); 53 /** Static function to check if given info will lead to a valid configuration 54 * 55 * Similar to @ref ClScaleKernel::configure() 56 * 57 * @return a status 58 */ 59 static Status validate(const ITensorInfo *src, const ITensorInfo *dst, const ScaleKernelInfo &info); 60 61 // Inherited methods overridden: 62 void run_op(ITensorPack &tensors, const Window &window, cl::CommandQueue &queue) override; 63 64 private: 65 DataLayout _data_layout{ DataLayout::UNKNOWN }; 66 }; 67 } // namespace kernels 68 } // namespace opencl 69 } // namespace arm_compute 70 #endif /* ARM_COMPUTE_CL_SCALE_KERNEL_H */ 71