From f1adf11c776aebaa8da1b8644a4ba2453afd2b81 Mon Sep 17 00:00:00 2001 From: Georgios Pinitas Date: Fri, 2 Nov 2018 12:54:18 +0000 Subject: COMPMID-1579: Add support for ChannelShuffle operator in NEON Change-Id: I6d5f91579850906e1eb973ff6c5612195255e631 --- .../runtime/NEON/functions/NEChannelShuffleLayer.h | 61 ++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 arm_compute/runtime/NEON/functions/NEChannelShuffleLayer.h (limited to 'arm_compute/runtime/NEON/functions/NEChannelShuffleLayer.h') diff --git a/arm_compute/runtime/NEON/functions/NEChannelShuffleLayer.h b/arm_compute/runtime/NEON/functions/NEChannelShuffleLayer.h new file mode 100644 index 0000000000..20fe483604 --- /dev/null +++ b/arm_compute/runtime/NEON/functions/NEChannelShuffleLayer.h @@ -0,0 +1,61 @@ +/* + * 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_NECHANNELSHUFFLELAYER_H__ +#define __ARM_COMPUTE_NECHANNELSHUFFLELAYER_H__ + +#include "arm_compute/runtime/NEON/INESimpleFunction.h" + +namespace arm_compute +{ +// Forward declarations +class ITensor; + +/** Basic function to run @ref NEChannelShuffleLayerKernel + * + * @note The function performs a channel shuffle operation on the input tensor. Given NCHW tensor with group G, it will + * first divide the channels into G groups, C = (G * C'), and perform a transpose of the channel, which gives C = (C' * G). + * for more details see: https://arxiv.org/pdf/1707.01083.pdf + */ +class NEChannelShuffleLayer : public INESimpleFunction +{ +public: + /** Initialize the function + * + * @param[in] input Input tensor. Data types supported: U8/S8/QASYMM8/U16/S16/F16/U32/S32/F32 + * @param[out] output Output tensor. Data type supported: Same as @p input + * @param[in] num_groups Number of groups. Must be greater than 1 and the number of channels of the tensors must be a multiple of the number of groups. + */ + void configure(const ITensor *input, ITensor *output, unsigned int num_groups); + /** Static function to check if given info will lead to a valid configuration of @ref NEChannelShuffleLayer + * + * @param[in] input Input tensor. Data types supported: U8/S8/QASYMM8/U16/S16/F16/U32/S32/F32 + * @param[out] output Output tensor. Data type supported: Same as @p input + * @param[in] num_groups Number of groups. Must be greater than 1 and the number of channels of the tensors must be a multiple of the number of groups. + * + * @return a status + */ + static Status validate(const ITensorInfo *input, const ITensorInfo *output, unsigned int num_groups); +}; +} // namespace arm_compute +#endif /* __ARM_COMPUTE_NECHANNELSHUFFLELAYER_H__ */ -- cgit v1.2.1