| /* |
| * Copyright (c) 2018-2020 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_CL_STRIDED_SLICE_KERNEL_H |
| #define ARM_COMPUTE_CL_STRIDED_SLICE_KERNEL_H |
| |
| #include "arm_compute/core/Types.h" |
| #include "src/core/CL/ICLKernel.h" |
| |
| #include <cstdint> |
| |
| namespace arm_compute |
| { |
| /** Interface for the kernel to perform tensor strided slicing */ |
| class CLStridedSliceKernel : public ICLKernel |
| { |
| public: |
| /** Configure kernel |
| * |
| * @note Supported tensor rank: up to 4 |
| * |
| * @param[in] compile_context The compile context to be used. |
| * @param[in] input Source tensor info. Data type supported: All. |
| * @param[out] output Destination tensor info. Data type supported: Same as @p input |
| * @param[in] starts The starts of the dimensions of the input tensor to be sliced. The length must be of rank(input). |
| * @param[in] ends The ends of the dimensions of the input tensor to be sliced. The length must be of rank(input). |
| * @param[in] strides The strides of the dimensions of the input tensor to be sliced. The length must be of rank(input). |
| * @param[in] begin_mask If the ith bit of begin_mask is set, starts[i] is ignored and the fullest possible range in that dimension is used instead. |
| * @param[in] end_mask If the ith bit of end_mask is set, ends[i] is ignored and the fullest possible range in that dimension is used instead. |
| * @param[in] shrink_axis_mask If the ith bit of shrink_axis_mask is set, it implies that the ith specification shrinks the dimensionality by 1. |
| * A slice of size 1 starting from starts[i] in the dimension must be preserved. |
| */ |
| void configure(const CLCompileContext &compile_context, const ITensorInfo *input, ITensorInfo *output, |
| const Coordinates &starts, const Coordinates &ends, const BiStrides &strides, |
| int32_t begin_mask, int32_t end_mask, int32_t shrink_axis_mask); |
| |
| /** Static function to check if given info will lead to a valid configuration of @ref CLStridedSliceKernel |
| * |
| * @note Supported tensor rank: up to 4 |
| * |
| * @param[in] input Source tensor. Data type supported: All. |
| * @param[in] output Destination tensor. Data type supported: Same as @p input |
| * @param[in] starts The starts of the dimensions of the input tensor to be sliced. The length must be of rank(input). |
| * @param[in] ends The ends of the dimensions of the input tensor to be sliced. The length must be of rank(input). |
| * @param[in] strides The strides of the dimensions of the input tensor to be sliced. The length must be of rank(input). |
| * @param[in] begin_mask If the ith bit of begin_mask is set, starts[i] is ignored and the fullest possible range in that dimension is used instead. |
| * @param[in] end_mask If the ith bit of end_mask is set, ends[i] is ignored and the fullest possible range in that dimension is used instead. |
| * @param[in] shrink_axis_mask If the ith bit of shrink_axis_mask is set, it implies that the ith specification shrinks the dimensionality by 1. |
| * A slice of size 1 starting from starts[i] in the dimension must be preserved. |
| */ |
| static Status validate(const ITensorInfo *input, const ITensorInfo *output, |
| const Coordinates &starts, const Coordinates &ends, const BiStrides &strides, |
| int32_t begin_mask, int32_t end_mask, int32_t shrink_axis_mask); |
| |
| // Inherited methods overridden: |
| void run_op(ITensorPack &tensors, const Window &window, cl::CommandQueue &queue) override; |
| }; |
| } // namespace arm_compute |
| #endif /*ARM_COMPUTE_CL_STRIDED_SLICE_KERNEL_H */ |