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_NEQUANTIZATIONLAYER_H 25 #define ARM_COMPUTE_NEQUANTIZATIONLAYER_H 26 27 #include "arm_compute/core/Types.h" 28 #include "arm_compute/runtime/IFunction.h" 29 #include "arm_compute/runtime/IRuntimeContext.h" 30 31 #include <memory> 32 33 namespace arm_compute 34 { 35 class ITensor; 36 class ITensorInfo; 37 38 /** Basic function to run a quantization layer using @ref cpu::CpuQuantize */ 39 class NEQuantizationLayer : public IFunction 40 { 41 public: 42 NEQuantizationLayer(); 43 /** Default Destructor */ 44 ~NEQuantizationLayer(); 45 /** Prevent instances of this class from being copied (As this class contains pointers) */ 46 NEQuantizationLayer(const NEQuantizationLayer &) = delete; 47 /** Default move constructor */ 48 NEQuantizationLayer(NEQuantizationLayer &&) = default; 49 /** Prevent instances of this class from being copied (As this class contains pointers) */ 50 NEQuantizationLayer &operator=(const NEQuantizationLayer &) = delete; 51 /** Default move assignment operator */ 52 NEQuantizationLayer &operator=(NEQuantizationLayer &&) = default; 53 /** Set the input and output tensors. 54 * 55 * Valid data layouts: 56 * - All 57 * 58 * Valid data type configurations: 59 * |src |dst | 60 * |:------------------|:--------------------------------------| 61 * |QASYMM8 |QASYMM8, QASYMM8_SIGNED, QASYMM16 | 62 * |QASYMM8_SIGNED |QASYMM8, QASYMM8_SIGNED, QASYMM16 | 63 * |F16 |QASYMM8, QASYMM8_SIGNED, QASYMM16 | 64 * |F32 |QASYMM8, QASYMM8_SIGNED, QASYMM16 | 65 * 66 * @param[in] input Source tensor. The dimensions over the third will be interpreted as batches. Data types supported: QASYMM8/QASYMM8_SIGNED/F32/F16. 67 * @param[out] output Destination tensor with the same dimensions of input. Data types supported: QASYMM8/QASYMM8_SIGNED/QASYMM16 68 */ 69 void configure(const ITensor *input, ITensor *output); 70 /** Static function to check if given info will lead to a valid configuration of @ref NEQuantizationLayer 71 * 72 * @param[in] input Input tensor info. The dimensions over the third will be interpreted as batches. Data types supported: QASYMM8/QASYMM8_SIGNED/F32/F16. 73 * @param[in] output Output tensor info. Data types supported: QASYMM8/QASYMM8_SIGNED/QASYMM16 74 * 75 * @return a status 76 */ 77 static Status validate(const ITensorInfo *input, const ITensorInfo *output); 78 79 // Inherited methods overridden: 80 void run() override; 81 82 private: 83 struct Impl; 84 std::unique_ptr<Impl> _impl; 85 }; 86 } // namespace arm_compute 87 #endif /* ARM_COMPUTE_NEQUANTIZATIONLAYER_H */ 88