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_CLDEQUANTIZATIONLAYER_H 25 #define ARM_COMPUTE_CLDEQUANTIZATIONLAYER_H 26 27 #include "arm_compute/core/Types.h" 28 #include "arm_compute/runtime/IFunction.h" 29 30 #include <memory> 31 32 namespace arm_compute 33 { 34 // Forward declarations 35 class CLCompileContext; 36 class ICLTensor; 37 class ITensorInfo; 38 39 /** Basic function to run @ref opencl::ClDequantize that dequantizes an input tensor */ 40 class CLDequantizationLayer : public IFunction 41 { 42 public: 43 /** Default Constructor */ 44 CLDequantizationLayer(); 45 /** Default Destructor */ 46 ~CLDequantizationLayer(); 47 /** Prevent instances of this class from being copied (As this class contains pointers) */ 48 CLDequantizationLayer(const CLDequantizationLayer &) = delete; 49 /** Default move constructor */ 50 CLDequantizationLayer(CLDequantizationLayer &&) = default; 51 /** Prevent instances of this class from being copied (As this class contains pointers) */ 52 CLDequantizationLayer &operator=(const CLDequantizationLayer &) = delete; 53 /** Default move assignment operator */ 54 CLDequantizationLayer &operator=(CLDequantizationLayer &&) = default; 55 /** Set the input and output tensors. 56 * 57 * Valid data layouts: 58 * - All 59 * 60 * Valid data type configurations: 61 * |src |dst | 62 * |:------------------|:---------| 63 * |QASYMM8 |F16, F32 | 64 * |QASYMM8_SIGNED |F16, F32 | 65 * |QSYMM8_PER_CHANNEL |F16, F32 | 66 * |QSYMM8 |F16, F32 | 67 * |QSYMM16 |F16, F32 | 68 * 69 * @param[in] input Source tensor with at least 3 dimensions. The dimensions over the third will be interpreted as batches. 70 * Data types supported: QASYMM8/QASYMM8_SIGNED/QSYMM8_PER_CHANNEL/QSYMM8/QSYMM16. 71 * @param[out] output Destination tensor with the same dimensions of input. Data type supported: F16/F32. 72 */ 73 void configure(const ICLTensor *input, ICLTensor *output); 74 /** Set the input and output tensors. 75 * 76 * @param[in] compile_context The compile context to be used. 77 * @param[in] input Source tensor with at least 3 dimensions. The dimensions over the third will be interpreted as batches. 78 * Data types supported: QASYMM8/QASYMM8_SIGNED/QSYMM8_PER_CHANNEL/QSYMM8/QSYMM16. 79 * @param[out] output Destination tensor with the same dimensions of input. Data type supported: F16/F32. 80 */ 81 void configure(const CLCompileContext &compile_context, const ICLTensor *input, ICLTensor *output); 82 /** Static function to check if given info will lead to a valid configuration of @ref CLDequantizationLayer 83 * 84 * @param[in] input Input tensor info. Data types supported: QASYMM8/QASYMM8_SIGNED/QSYMM8_PER_CHANNEL/QSYMM8/QSYMM16. 85 * @param[in] output Output tensor info. Data type supported: F16/F32. 86 * 87 * @return a status 88 */ 89 static Status validate(const ITensorInfo *input, const ITensorInfo *output); 90 91 // Inherited methods overridden: 92 void run() override; 93 94 private: 95 struct Impl; 96 std::unique_ptr<Impl> _impl; 97 }; 98 } // namespace arm_compute 99 #endif /* ARM_COMPUTE_CLDEQUANTIZATIONLAYER_H */ 100