diff options
Diffstat (limited to 'arm_compute/core/NEON/kernels/convolution/common/padding.hpp')
-rw-r--r-- | arm_compute/core/NEON/kernels/convolution/common/padding.hpp | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/arm_compute/core/NEON/kernels/convolution/common/padding.hpp b/arm_compute/core/NEON/kernels/convolution/common/padding.hpp new file mode 100644 index 0000000000..33f77d7ee9 --- /dev/null +++ b/arm_compute/core/NEON/kernels/convolution/common/padding.hpp @@ -0,0 +1,74 @@ +/* + * Copyright (c) 2019 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. + */ + +#pragma once + +#include <cstddef> + +// Utilities for copying tensor tiles and adding/removing padding. +namespace padding +{ + +/* Copy a tile and apply padding to the output copy. + */ +template <typename T> +void copy_and_pad_tile( + unsigned int tile_rows, + unsigned int tile_cols, + unsigned int n_channels, + const T *inptr, + unsigned int in_row_stride, + unsigned int in_col_stride, + T* outptr, + unsigned int out_row_stride, + unsigned int out_col_stride, + unsigned int pad_top, + unsigned int pad_left, + unsigned int pad_bottom, + unsigned int pad_right, + T pad_value=static_cast<T>(0) +); + +/** Copy a tile and remove padding elements in the output. + */ +template <unsigned int TileRows, unsigned int TileCols> +class CopyCropped +{ + public: + static void execute( + size_t size, // Amount of data to copy + const void *inptr, + size_t in_row_stride, + size_t in_col_stride, + void *outptr, + size_t out_row_stride, + size_t out_col_stride, + unsigned int pad_top, + unsigned int pad_left, + unsigned int pad_bottom, + unsigned int pad_right + ); +}; + +} |