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+/*
+ * Copyright (c) 2016-2020 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_NETHRESHOLDKERNEL_H
+#define ARM_COMPUTE_NETHRESHOLDKERNEL_H
+
+#include "arm_compute/core/KernelDescriptors.h"
+#include "arm_compute/core/Types.h"
+#include "src/core/NEON/INEKernel.h"
+
+namespace arm_compute
+{
+class ITensor;
+
+/** Interface for the thresholding kernel */
+class NEThresholdKernel : public INEKernel
+{
+public:
+ const char *name() const override
+ {
+ return "NEThresholdKernel";
+ }
+ /** Default constructor */
+ NEThresholdKernel();
+ /** Prevent instances of this class from being copied (As this class contains pointers) */
+ NEThresholdKernel(const NEThresholdKernel &) = delete;
+ /** Prevent instances of this class from being copied (As this class contains pointers) */
+ NEThresholdKernel &operator=(const NEThresholdKernel &) = delete;
+ /** Allow instances of this class to be moved */
+ NEThresholdKernel(NEThresholdKernel &&) = default;
+ /** Allow instances of this class to be moved */
+ NEThresholdKernel &operator=(NEThresholdKernel &&) = default;
+ /** Default destructor */
+ ~NEThresholdKernel() = default;
+ /** Initialise the kernel's input, output and threshold parameters.
+ *
+ * @param[in] input An input tensor. Data type supported: U8
+ * @param[out] output The output tensor. Data type supported: U8.
+ * @param[in] info Threshold kernel descriptor
+ */
+ void configure(const ITensor *input, ITensor *output, const ThresholdKernelInfo &info);
+ /** Static function to check if given info will lead to a valid configuration of @ref NEThresholdKernel
+ *
+ * @param[in] input Input tensor info. Data type supported: U8
+ * @param[in] output Output tensor info. Data type supported: U8
+ * @param[in] info Threshold kernel descriptor
+ *
+ * @return A status containing an error code in case of failure
+ */
+ static Status validate(const ITensorInfo *input, const ITensorInfo *output, const ThresholdKernelInfo &info);
+
+ // Inherited methods overridden:
+ void run(const Window &window, const ThreadInfo &info) override;
+
+private:
+ /** run binary thresholding on the given window */
+ void run_binary(const Window &window);
+ /** run range thresholding on the given window */
+ void run_range(const Window &window);
+
+ void (NEThresholdKernel::*_func)(const Window &window);
+
+ const ITensor *_input; /**< Input */
+ ITensor *_output; /**< Output */
+ ThresholdKernelInfo _info; /**< Threshold descriptor */
+};
+} // namespace arm_compute
+#endif /*ARM_COMPUTE_NETHRESHOLDKERNEL_H */