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Diffstat (limited to 'arm_compute/runtime/NEON/functions/NEEqualizeHistogram.h')
| -rw-r--r-- | arm_compute/runtime/NEON/functions/NEEqualizeHistogram.h | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/arm_compute/runtime/NEON/functions/NEEqualizeHistogram.h b/arm_compute/runtime/NEON/functions/NEEqualizeHistogram.h deleted file mode 100644 index e9d58f3e0c..0000000000 --- a/arm_compute/runtime/NEON/functions/NEEqualizeHistogram.h +++ /dev/null @@ -1,77 +0,0 @@ -/* - * Copyright (c) 2016-2019 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. - */ -#ifndef ARM_COMPUTE_NEEQUALIZEHISTOGRAM_H -#define ARM_COMPUTE_NEEQUALIZEHISTOGRAM_H - -#include "arm_compute/core/NEON/kernels/NECumulativeDistributionKernel.h" -#include "arm_compute/core/NEON/kernels/NEHistogramKernel.h" -#include "arm_compute/core/NEON/kernels/NETableLookupKernel.h" -#include "arm_compute/runtime/Distribution1D.h" -#include "arm_compute/runtime/IFunction.h" -#include "arm_compute/runtime/Lut.h" - -#include <cstdint> - -namespace arm_compute -{ -class ITensor; -using IImage = ITensor; - -/** Basic function to execute histogram equalization. This function calls the following NEON kernels: - * - * -# @ref NEHistogramKernel - * -# @ref NECumulativeDistributionKernel - * -# @ref NETableLookupKernel - * - */ -class NEEqualizeHistogram : public IFunction -{ -public: - /** Default Constructor. */ - NEEqualizeHistogram(); - /** Initialise the kernel's inputs. - * - * @note Currently the width of the input image must be a multiple of 16. - * - * @param[in] input Input image. Data type supported: U8. - * @param[out] output Output image. Data type supported: same as @p input - */ - void configure(const IImage *input, IImage *output); - - // Inherited methods overridden: - void run() override; - -private: - NEHistogramKernel _histogram_kernel; /**< Kernel that calculates the histogram of input. */ - NECumulativeDistributionKernel _cd_histogram_kernel; /**< Kernel that calculates the cumulative distribution - and creates the relevant LookupTable. */ - NETableLookupKernel _map_histogram_kernel; /**< Kernel that maps the input to output using the lut. */ - Distribution1D _hist; /**< Distribution that holds the histogram of the input image. */ - Distribution1D _cum_dist; /**< Distribution that holds the cummulative distribution of the input histogram. */ - Lut _cd_lut; /**< Holds the equalization lookuptable. */ - static constexpr uint32_t nr_bins{ 256 }; /**< Histogram bins of the internal histograms. */ - static constexpr uint32_t max_range{ nr_bins - 1 }; /**< Histogram range of the internal histograms. */ -}; -} -#endif /*ARM_COMPUTE_NEEQUALIZEHISTOGRAM_H */ |