From 368e63507ad62dc1607f752302d8db6b7d603f71 Mon Sep 17 00:00:00 2001 From: Giorgio Arena Date: Mon, 20 Aug 2018 15:06:07 +0100 Subject: COMPMID-1047 Extract Flatten function from Im2Col for NEON Change-Id: I80f3aaadc8cae8c9ca1a5a239e79bda302b89bd8 Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/144813 Tested-by: Jenkins Reviewed-by: Gian Marco Iodice --- .../core/NEON/kernels/NEFlattenLayerKernel.h | 81 ++++++++++++++++++++++ 1 file changed, 81 insertions(+) create mode 100644 arm_compute/core/NEON/kernels/NEFlattenLayerKernel.h (limited to 'arm_compute/core/NEON/kernels/NEFlattenLayerKernel.h') diff --git a/arm_compute/core/NEON/kernels/NEFlattenLayerKernel.h b/arm_compute/core/NEON/kernels/NEFlattenLayerKernel.h new file mode 100644 index 0000000000..e5c388a95a --- /dev/null +++ b/arm_compute/core/NEON/kernels/NEFlattenLayerKernel.h @@ -0,0 +1,81 @@ +/* + * Copyright (c) 2018 ARM Limited. + * + * SPDX-License-Identifier: MIT + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to + * deal in the Software without restriction, including without limitation the + * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or + * sell copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ +#ifndef __ARM_COMPUTE_NEFLATTENLAYERKERNEL_H__ +#define __ARM_COMPUTE_NEFLATTENLAYERKERNEL_H__ + +#include "arm_compute/core/NEON/INEKernel.h" + +namespace arm_compute +{ +class ITensor; + +/** Interface for the flatten layer kernel. */ +class NEFlattenLayerKernel : public INEKernel +{ +public: + const char *name() const override + { + return "NEFlattenLayerKernel"; + } + /** Default constructor */ + NEFlattenLayerKernel(); + /** Prevent instances of this class from being copied (As this class contains pointers) */ + NEFlattenLayerKernel(const NEFlattenLayerKernel &) = delete; + /** Prevent instances of this class from being copied (As this class contains pointers) */ + NEFlattenLayerKernel &operator=(const NEFlattenLayerKernel &) = delete; + /** Allow instances of this class to be moved */ + NEFlattenLayerKernel(NEFlattenLayerKernel &&) = default; + /** Allow instances of this class to be moved */ + NEFlattenLayerKernel &operator=(NEFlattenLayerKernel &&) = default; + /** Default destructor */ + ~NEFlattenLayerKernel() = default; + + /** Set the input and output of the kernel. + * + * @param[in] input First input tensor to flatten with at least 3 dimensions. + * The dimensions above the third will be interpreted as batches. Data types supported: U8/S8/QASYMM8/U16/S16/F16/U32/S32/F32 + * @param[out] output Output tensor with shape [w*h*d, input_batches] where: + * w = width input tensor, h = height input tensor and d = depth input tensor. Data type supported: same as @p input + */ + void configure(const ITensor *input, ITensor *output); + /** Static function to check if given info will lead to a valid configuration of @ref NEFlattenLayerKernel + * + * @param[in] input First input tensor to flatten with at least 3 dimensions. + * The dimensions above the third will be interpreted as batches. Data types supported: U8/S8/QASYMM8/U16/S16/F16/U32/S32/F32 + * @param[out] output Output tensor with shape [w*h*d, input_batches] where: + * w = width input tensor, h = height input tensor and d = depth input tensor. Data type supported: same as @p input + * + * @return a status + */ + static Status validate(const ITensorInfo *input, const ITensorInfo *output); + + // Inherited methods overridden: + void run(const Window &window, const ThreadInfo &info) override; + +private: + const ITensor *_input; + ITensor *_output; +}; +} // namespace arm_compute +#endif /*__ARM_COMPUTE_NEFLATTENLAYERKERNEL_H__ */ -- cgit v1.2.1