From 6ff3b19ee6120edf015fad8caab2991faa3070af Mon Sep 17 00:00:00 2001 From: Anthony Barbier Date: Mon, 4 Sep 2017 18:44:23 +0100 Subject: COMPMID-344 Updated doxygen Change-Id: I32f7b84daa560e460b77216add529c8fa8b327ae --- arm_compute/runtime/NEON/functions/NEFastCorners.h | 80 ++++++++++++++++++++++ 1 file changed, 80 insertions(+) create mode 100644 arm_compute/runtime/NEON/functions/NEFastCorners.h (limited to 'arm_compute/runtime/NEON/functions/NEFastCorners.h') diff --git a/arm_compute/runtime/NEON/functions/NEFastCorners.h b/arm_compute/runtime/NEON/functions/NEFastCorners.h new file mode 100644 index 0000000000..d7c31750c5 --- /dev/null +++ b/arm_compute/runtime/NEON/functions/NEFastCorners.h @@ -0,0 +1,80 @@ +/* + * 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_NEFASTCORNERS_H__ +#define __ARM_COMPUTE_NEFASTCORNERS_H__ + +#include "arm_compute/core/NEON/kernels/NEFastCornersKernel.h" +#include "arm_compute/core/NEON/kernels/NEFillArrayKernel.h" +#include "arm_compute/core/NEON/kernels/NEFillBorderKernel.h" +#include "arm_compute/core/NEON/kernels/NENonMaximaSuppression3x3Kernel.h" +#include "arm_compute/core/Types.h" +#include "arm_compute/runtime/Array.h" +#include "arm_compute/runtime/IFunction.h" +#include "arm_compute/runtime/Tensor.h" + +#include + +namespace arm_compute +{ +class ITensor; +using IImage = ITensor; + +/** Basic function to execute fast corners. This function call the following NEON kernels: + * + * -# @ref NEFastCornersKernel + * -# @ref NENonMaximaSuppression3x3Kernel (executed if nonmax_suppression == true) + * -# @ref NEFillArrayKernel + * + */ +class NEFastCorners : public IFunction +{ +public: + /** Constructor */ + NEFastCorners(); + /** Initialize the function's source, destination, conv and border_mode. + * + * @param[in, out] input Source image. Data type supported: U8. (Written to only for @p border_mode != UNDEFINED) + * @param[in] threshold Threshold on difference between intensity of the central pixel and pixels on Bresenham's circle of radius 3. + * @param[in] nonmax_suppression If true, non-maximum suppression is applied to detected corners before being placed in the array. + * @param[out] corners Array of keypoints to store the results. + * @param[in] border_mode Strategy to use for borders. + * @param[in] constant_border_value (Optional) Constant value to use for borders if border_mode is set to CONSTANT. + */ + void configure(IImage *input, float threshold, bool nonmax_suppression, KeyPointArray *corners, + BorderMode border_mode, uint8_t constant_border_value = 0); + + // Inherited methods overridden: + void run() override; + +private: + NEFastCornersKernel _fast_corners_kernel; + NEFillBorderKernel _border_handler; + NENonMaximaSuppression3x3Kernel _nonmax_kernel; + NEFillArrayKernel _fill_kernel; + Image _output; + Image _suppressed; + bool _non_max; +}; +} +#endif /*__ARM_COMPUTE_NEFASTCORNERS_H__ */ -- cgit v1.2.1