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90 lines
2.9 KiB
C++
90 lines
2.9 KiB
C++
/* vim:set ts=2 sw=2 sts=2 et: */
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/**
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* \author Marcus Holland-Moritz (github@mhxnet.de)
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* \copyright Copyright (c) Marcus Holland-Moritz
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*
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* This file is part of ricepp.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the “Software”), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* SPDX-License-Identifier: MIT
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*/
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#pragma once
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#include <concepts>
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#include <memory>
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#include <stdexcept>
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#include <string_view>
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#include <ricepp/decoder_interface.h>
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#include <ricepp/encoder_interface.h>
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#include "cpu_variant.h"
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namespace ricepp {
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struct codec_config;
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namespace detail {
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template <template <std::unsigned_integral> typename CodecInterface,
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template <std::unsigned_integral, cpu_variant> typename CreateCodec,
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std::unsigned_integral PixelValueType>
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std::unique_ptr<CodecInterface<PixelValueType>>
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create_codec_cpuspecific(codec_config const& config) {
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switch (get_cpu_variant()) {
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#ifdef RICEPP_CPU_BMI2_AVX512
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case detail::cpu_variant::has_bmi2_avx512:
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show_cpu_variant_once("BMI2+AVX512");
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return CreateCodec<PixelValueType,
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detail::cpu_variant::has_bmi2_avx512>::create(config);
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#endif
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#ifdef RICEPP_CPU_BMI2
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case detail::cpu_variant::has_bmi2:
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show_cpu_variant_once("BMI2");
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return CreateCodec<PixelValueType, detail::cpu_variant::has_bmi2>::create(
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config);
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#endif
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default:
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show_cpu_variant_once("fallback");
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return CreateCodec<PixelValueType, detail::cpu_variant::fallback>::create(
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config);
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}
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throw std::runtime_error("internal error: unknown CPU variant");
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}
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template <std::unsigned_integral PixelT, cpu_variant CPU>
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struct encoder_cpuspecific_ {
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static std::unique_ptr<encoder_interface<PixelT>>
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create(codec_config const& config);
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};
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template <std::unsigned_integral PixelT, cpu_variant CPU>
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struct decoder_cpuspecific_ {
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static std::unique_ptr<decoder_interface<PixelT>>
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create(codec_config const& config);
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};
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} // namespace detail
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} // namespace ricepp
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