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Diffstat (limited to 'src/core/NEON/kernels/NEDepthConvertLayerKernel.h')
| -rw-r--r-- | src/core/NEON/kernels/NEDepthConvertLayerKernel.h | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/src/core/NEON/kernels/NEDepthConvertLayerKernel.h b/src/core/NEON/kernels/NEDepthConvertLayerKernel.h new file mode 100644 index 0000000000..30fe1ed2e6 --- /dev/null +++ b/src/core/NEON/kernels/NEDepthConvertLayerKernel.h @@ -0,0 +1,96 @@ +/* + * 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_DEPTHCONVERTKERNEL_H +#define ARM_COMPUTE_DEPTHCONVERTKERNEL_H + +#include "src/core/NEON/INEKernel.h" + +namespace arm_compute +{ +class ITensor; + +/** Depth conversion kernel + * This function ignores the scale and zeroPoint of quanized tensors, i.e. QASYMM8 input is treated as uint8 values. + */ +class NEDepthConvertLayerKernel : public INEKernel +{ +public: + const char *name() const override + { + return "NEDepthConvertLayerKernel"; + } + /** Default constructor*/ + NEDepthConvertLayerKernel(); + /** Prevent instances of this class from being copied (As this class contains pointers) */ + NEDepthConvertLayerKernel(const NEDepthConvertLayerKernel &) = delete; + /** Default move constructor */ + NEDepthConvertLayerKernel(NEDepthConvertLayerKernel &&) = default; + /** Prevent instances of this class from being copied (As this class contains pointers) */ + NEDepthConvertLayerKernel &operator=(const NEDepthConvertLayerKernel &) = delete; + /** Default move assignment operator */ + NEDepthConvertLayerKernel &operator=(NEDepthConvertLayerKernel &&) = default; + /** Default destructor */ + ~NEDepthConvertLayerKernel() = default; + /** Set the input and output of the kernel + * + * Valid conversions Input -> Output : + * + * - QASYMM8_SIGNED -> S16, S32, F32, F16 + * - QASYMM8 -> U16, S16, S32, F32, F16 + * - U8 -> U16, S16, S32, F32, F16 + * - U16 -> U8, U32 + * - S16 -> QASYMM8_SIGNED, U8, S32 + * - BFLOAT16 -> F32 + * - F16 -> QASYMM8_SIGNED, QASYMM8, F32, S32, U8 + * - S32 -> QASYMM8_SIGNED, QASYMM8, F16, F32, U8 + * - F32 -> QASYMM8_SIGNED, QASYMM8, BFLOAT16, F16, S32, U8 + * + * @param[in] input The input tensor to convert. Data types supported: QASYMM8_SIGNED/QASYMM8/U8/U16/S16/BFLOAT16/F16/F32. + * @param[out] output The output tensor. Data types supported: QASYMM8_SIGNED/QASYMM8/U8/U16/S16/U32/S32/BFLOAT16/F16/F32. + * @param[in] policy Conversion policy. + * @param[in] shift (Optional) Value for down/up conversions. Must be 0 <= shift < 8. + */ + void configure(const ITensor *input, ITensor *output, ConvertPolicy policy, uint32_t shift = 0); + /** Static function to check if given info will lead to a valid configuration of @ref NEDepthConvertLayerKernel + * + * @param[in] input Source tensor info. Data types supported: QASYMM8_SIGNED/QASYMM8/U8/U16/S16/BFLOAT16/F16/F32. + * @param[in] output Destination tensor info. Data type supported: QASYMM8_SIGNED/QASYMM8/U8/U16/S16/U32/S32/BFLOAT16/F16/F32. + * @param[in] policy Conversion policy + * @param[in] shift (Optional) 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 = 0); + + // Inherited methods overridden: + void run(const Window &window, const ThreadInfo &info) override; + +private: + const ITensor *_input; + ITensor *_output; + ConvertPolicy _policy; + uint32_t _shift; +}; +} // namespace arm_compute +#endif /*ARM_COMPUTE_NEDEPTHCONVERTKERNEL_H */ |