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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_CLDEPTHCONVERTKERNEL_H
+#define ARM_COMPUTE_CLDEPTHCONVERTKERNEL_H
+
+#include "arm_compute/core/Types.h"
+#include "src/core/CL/ICLSimple3DKernel.h"
+
+#include <cstdint>
+
+namespace arm_compute
+{
+class ICLTensor;
+
+/** Interface for the depth conversion kernel. */
+class CLDepthConvertLayerKernel : public ICLSimple3DKernel
+{
+public:
+ /** Set the input and output of the kernel.
+ *
+ * Valid conversions Input -> Output :
+ *
+ * - QSYMM8_PER_CHANNEL -> QASYMM8 (ATTENTION: it is the user's responsibility to keep track of the quantization info in the TensorInfo meta-data)
+ * - U8 -> S8, U16, S16, U32, S32, F16, F32
+ * - U16 -> U8, S8, S16, U32, S32, F16, F32
+ * - S16 -> U8, S8, U16, U32, S32, F16, F32
+ * - U32 -> U8, S8, U16, S16, S32, F16, F32
+ * - S32 -> U8, S8, U16, S16, U32, F16, F32
+ * - F16 -> U8, S8, U16, S16, U32, F32
+ * - F32 -> U8, S8, U16, S16, U32, F16
+ *
+ * @param[in] input The input tensor to convert. Data types supported: U8/S8/QSYMM8_PER_CHANNEL/U16/S16/U32/S32/F16/F32.
+ * @param[out] output The output tensor. Data types supported: U8/S8/QASYMM8/U16/S16/U32/S32/F16/F32.
+ * @param[in] policy Conversion policy
+ * @param[in] shift Value for down/up conversions. Must be 0 <= shift < 8.
+ */
+ void configure(const ICLTensor *input, ICLTensor *output, ConvertPolicy policy, uint32_t shift);
+ /** Set the input and output of the kernel.
+ *
+ * Valid conversions Input -> Output :
+ *
+ * - QSYMM8_PER_CHANNEL -> QASYMM8 (ATTENTION: it is the user's responsibility to keep track of the quantization info in the TensorInfo meta-data)
+ * - U8 -> S8, U16, S16, U32, S32, F16, F32
+ * - U16 -> U8, S8, S16, U32, S32, F16, F32
+ * - S16 -> U8, S8, U16, U32, S32, F16, F32
+ * - U32 -> U8, S8, U16, S16, S32, F16, F32
+ * - S32 -> U8, S8, U16, S16, U32, F16, F32
+ * - F16 -> U8, S8, U16, S16, U32, F32
+ * - F32 -> U8, S8, U16, S16, U32, F16
+ *
+ * @param[in] compile_context The compile context to be used.
+ * @param[in] input The input tensor to convert. Data types supported: U8/S8/QSYMM8_PER_CHANNEL/U16/S16/U32/S32/F16/F32.
+ * @param[out] output The output tensor. Data types supported: U8/S8/QASYMM8/U16/S16/U32/S32/F16/F32.
+ * @param[in] policy Conversion policy
+ * @param[in] shift Value for down/up conversions. Must be 0 <= shift < 8.
+ */
+ void configure(const CLCompileContext &compile_context, const ICLTensor *input, ICLTensor *output, ConvertPolicy policy, uint32_t shift);
+ /** Static function to check if given info will lead to a valid configuration of @ref CLDepthConvertLayerKernel
+ *
+ * @param[in] input Source tensor info. Data types supported: U8/S8/QSYMM8_PER_CHANNEL/U16/S16/U32/S32/F16/F32.
+ * @param[in] output Destination tensor info. Data type supported: U8/S8/QASYMM8/U16/S16/U32/S32/F16/F32.
+ * @param[in] policy Conversion policy
+ * @param[in] shift Value for down/up conversions. Must be 0 <= shift < 8.
+ *
+ * @return a status
+ */
+ static Status validate(const ITensorInfo *input, const ITensorInfo *output, ConvertPolicy policy, uint32_t shift);
+};
+} // namespace arm_compute
+#endif /*ARM_COMPUTE_CLDEPTHCONVERTKERNEL_H */