1 /* 2 * Copyright (c) 2017-2019 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_GCDEPTHWISECONVOLUTIONKERNEL3x3_H 25 #define ARM_COMPUTE_GCDEPTHWISECONVOLUTIONKERNEL3x3_H 26 27 #include "arm_compute/core/GLES_COMPUTE/IGCKernel.h" 28 29 namespace arm_compute 30 { 31 class IGCTensor; 32 33 /** Interface for the kernel to run a 3x3 depthwise convolution on a tensor. 34 */ 35 class GCDepthwiseConvolutionLayer3x3Kernel : public IGCKernel 36 { 37 public: 38 /** Default constructor */ 39 GCDepthwiseConvolutionLayer3x3Kernel(); 40 /** Prevent instances of this class from being copied (As this class contains pointers) */ 41 GCDepthwiseConvolutionLayer3x3Kernel(const GCDepthwiseConvolutionLayer3x3Kernel &) = delete; 42 /** Prevent instances of this class from being copied (As this class contains pointers) */ 43 GCDepthwiseConvolutionLayer3x3Kernel &operator=(const GCDepthwiseConvolutionLayer3x3Kernel &) = delete; 44 /** Default Move Constructor. */ 45 GCDepthwiseConvolutionLayer3x3Kernel(GCDepthwiseConvolutionLayer3x3Kernel &&) = default; 46 /** Default move assignment operator */ 47 GCDepthwiseConvolutionLayer3x3Kernel &operator=(GCDepthwiseConvolutionLayer3x3Kernel &&) = default; 48 /** Initialize the function's source, destination, conv and border_size. 49 * 50 * @param[in] input Source tensor. DataType supported: F16. 51 * @param[in] weights Weights tensor. A 3D tensor with dimensions [3, 3, IFM]. Data type supported: Same as @p input. 52 * @param[in] biases (Optional) Biases tensor. A 1D tensor with dimensions [IFM]. Must be nullptr if not needed. 53 * Data type supported: Same as @p input. 54 * @param[out] output Destination tensor. Data type supported: Same as @p input. 55 * @param[in] conv_info Padding and stride information to use for the convolution. 56 * @param[in] depth_multiplier (Optional) Multiplier to apply to the input's depth in order to retrieve the output's depth. Defaults to 1. 57 */ 58 void configure(const IGCTensor *input, const IGCTensor *weights, const IGCTensor *biases, IGCTensor *output, const PadStrideInfo &conv_info, unsigned int depth_multiplier = 1); 59 60 // Inherited methods overridden: 61 void run(const Window &window) override; 62 BorderSize border_size() const override; 63 64 private: 65 BorderSize _border_size; 66 const IGCTensor *_input; 67 IGCTensor *_output; 68 const IGCTensor *_weights; 69 const IGCTensor *_biases; 70 unsigned int _conv_stride_x; 71 unsigned int _conv_stride_y; 72 unsigned int _conv_pad_left; 73 unsigned int _conv_pad_top; 74 gles::NDRange _lws; 75 }; 76 } // namespace arm_compute 77 #endif /*ARM_COMPUTE_GCDEPTHWISECONVOLUTIONKERNEL3x3_H */ 78