1 /* 2 * Copyright (c) 2017-2021 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_QUANTIZE_KERNEL_H 25 #define ARM_COMPUTE_CL_QUANTIZE_KERNEL_H 26 27 #include "src/core/common/Macros.h" 28 #include "src/gpu/cl/ClCompileContext.h" 29 #include "src/gpu/cl/IClKernel.h" 30 31 namespace arm_compute 32 { 33 namespace opencl 34 { 35 namespace kernels 36 { 37 /** Interface for the quantization layer kernel. 38 * 39 * @note The implementation supports only 3D input tensors. 40 */ 41 class ClQuantizeKernel : public IClKernel 42 { 43 public: 44 ClQuantizeKernel(); 45 ARM_COMPUTE_DISALLOW_COPY_ALLOW_MOVE(ClQuantizeKernel); 46 /** Set the input, output. 47 * 48 * @param[in] compile_context The compile context to be used. 49 * @param[in] src Source tensor info. Data types supported: QASYMM8/QASYMM8_SIGNED/F32/F16. 50 * @param[out] dst Destination tensor info with the same dimensions of input. Data types supported: QASYMM8/QASYMM8_SIGNED/QASYMM16. 51 * 52 * @note Output auto initialization is not supported by this kernel 53 */ 54 void configure(const CLCompileContext &compile_context, const ITensorInfo *src, ITensorInfo *dst); 55 /** Static function to check if given info will lead to a valid configuration 56 * 57 * Similar to @ref ClQuantizeKernel::configure() 58 * 59 * @return a status 60 */ 61 static Status validate(const ITensorInfo *src, const ITensorInfo *dst); 62 63 // Inherited methods overridden: 64 void run_op(ITensorPack &tensors, const Window &window, cl::CommandQueue &queue) override; 65 }; 66 } // namespace kernels 67 } // namespace opencl 68 } // namespace arm_compute 69 #endif /* ARM_COMPUTE_CL_QUANTIZE_KERNEL_H */ 70