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Diffstat (limited to 'arm_compute/core/NEON/kernels/NEFastCornersKernel.h')
-rw-r--r-- | arm_compute/core/NEON/kernels/NEFastCornersKernel.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/arm_compute/core/NEON/kernels/NEFastCornersKernel.h b/arm_compute/core/NEON/kernels/NEFastCornersKernel.h new file mode 100644 index 0000000000..d9bd6acde9 --- /dev/null +++ b/arm_compute/core/NEON/kernels/NEFastCornersKernel.h @@ -0,0 +1,72 @@ +/* + * Copyright (c) 2016, 2017 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_NEFASTCORNERSKERNEL_H__ +#define __ARM_COMPUTE_NEFASTCORNERSKERNEL_H__ + +#include "arm_compute/core/NEON/INEKernel.h" +#include "arm_compute/core/Types.h" + +#include <cstdint> + +namespace arm_compute +{ +class ITensor; +using IImage = ITensor; + +/** NEON kernel to perform fast corners */ +class NEFastCornersKernel : public INEKernel +{ +public: + /** Constructor */ + NEFastCornersKernel(); + /** Prevent instances of this class from being copied (As this class contains pointers) */ + NEFastCornersKernel(const NEFastCornersKernel &) = delete; + /** Prevent instances of this class from being copied (As this class contains pointers) */ + NEFastCornersKernel &operator=(const NEFastCornersKernel &) = delete; + /** Allow instances of this class to be moved */ + NEFastCornersKernel(NEFastCornersKernel &&) = default; + /** Allow instances of this class to be moved */ + NEFastCornersKernel &operator=(NEFastCornersKernel &&) = default; + /** Initialise the kernel. + * + * @param[in] input Source image. Data type supported: U8. + * @param[out] output Output image. Data type supported: U8. + * @param[in] threshold Threshold on difference between intensity of the central pixel and pixels on Bresenham's circle of radius 3. + * @param[in] non_max_suppression True if non-maxima suppresion is applied, false otherwise. + * @param[in] border_undefined True if the border mode is undefined. False if it's replicate or constant. + */ + void configure(const IImage *input, IImage *output, uint8_t threshold, bool non_max_suppression, bool border_undefined); + + // Inherited methods overridden: + void run(const Window &window) override; + BorderSize border_size() const override; + +private: + const IImage *_input; /**< source image */ + IImage *_output; /**< inermediate results */ + uint8_t _threshold; /**< threshold on difference between intensity */ + bool _non_max_suppression; /** true if non-maxima suppression is applied in the next stage */ +}; +} +#endif |