From d621bca4e963555a99be4328c8d49d1813789649 Mon Sep 17 00:00:00 2001 From: Chunosov Date: Fri, 3 Nov 2017 17:33:15 +0700 Subject: COMPMID-661: directconv-uint8 (#20) Change-Id: I84f7a1ce3658be0d3c91e65096467258af48f0b6 Reviewed-on: http://mpd-gerrit.cambridge.arm.com/94341 Tested-by: Kaizen Reviewed-by: Anthony Barbier --- arm_compute/core/utils/quantization/AsymmHelpers.h | 42 ++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 arm_compute/core/utils/quantization/AsymmHelpers.h (limited to 'arm_compute/core/utils/quantization') diff --git a/arm_compute/core/utils/quantization/AsymmHelpers.h b/arm_compute/core/utils/quantization/AsymmHelpers.h new file mode 100644 index 0000000000..d2cd76e256 --- /dev/null +++ b/arm_compute/core/utils/quantization/AsymmHelpers.h @@ -0,0 +1,42 @@ +/* + * Copyright (c) 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_QUANTIZATION_ASYMM_HELPERS_H__ +#define __ARM_COMPUTE_QUANTIZATION_ASYMM_HELPERS_H__ + +#include "arm_compute/core/Error.h" + +namespace arm_compute +{ +namespace quantization +{ +/** Calculate quantized representation of multiplier with value less than one. + * + * @param[in] multiplier Real multiplier. + * @param[out] quant_multiplier Integer multiplier. + * @param[out] right_shift Right bit shift. + */ +arm_compute::Error calculate_quantized_multiplier_less_than_one(double multiplier, int *quant_multiplier, int *right_shift); +} // namespace quantization +} // namespace arm_compute +#endif /* __ARM_COMPUTE_IO_FILE_HANDLER_H__ */ -- cgit v1.2.1