~aleteoryx/muditaos

ref: 7f72e4c55787a5a42daa31cbf71e1967c5490e9e muditaos/module-audio/Audio/Profiles/ProfileRoutingLoudspeaker.hpp -rw-r--r-- 2.4 KiB
7f72e4c5 — Adam Dobrowolski [EGD-8208] Audio try to handle actual stop 4 years ago 
                                                                                
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// Copyright (c) 2017-2022, Mudita Sp. z.o.o. All rights reserved.
// For licensing, see https://github.com/mudita/MuditaOS/LICENSE.md
#pragma once

#include "Profile.hpp"

namespace audio
{

    class ProfileRoutingLoudspeaker : public Profile
    {
        static constexpr uint32_t sampleRate = 16000;

      public:
        ProfileRoutingLoudspeaker(Volume volume, Gain gain)
            : Profile(
                  "Routing Speakerphone",
                  Type::RoutingLoudspeaker,
                  purefs::dir::getUserDiskPath() / "data/equalizer/loudspeaker_routing.json",
                  audio::codec::Configuration{
                      .sampleRate_Hz = sampleRate,
                      .bitWidth      = 16,
                      .flags =
                          static_cast<uint32_t>(audio::codec::Flags::InputLeft) | // microphone use left audio channel
                          static_cast<uint32_t>(audio::codec::Flags::OutputMono),
                      .outputVolume       = 0,
                      .inputGain          = 0,
                      .inputPath          = audio::codec::InputPath::Microphone,
                      .outputPath         = audio::codec::OutputPath::Loudspeaker,
                      .filterCoefficients = {qfilter_CalculateCoeffs(
                                                 audio::equalizer::FilterType::HighPass, 307.3f, sampleRate, 0.701f, 0),
                                             qfilter_CalculateCoeffs(
                                                 audio::equalizer::FilterType::LowPass, 5080.1f, sampleRate, 0.847f, 0),
                                             qfilter_CalculateCoeffs(
                                                 audio::equalizer::FilterType::None, 15975.7f, sampleRate, 0.701f, -10),
                                             qfilter_CalculateCoeffs(
                                                 audio::equalizer::FilterType::None, 200.4f, sampleRate, 0.701f, -10),
                                             qfilter_CalculateCoeffs(
                                                 audio::equalizer::FilterType::None, 1496.7f, sampleRate, 0.701f, -4)}},
                  AudioDevice::Type::Audiocodec)
        {
            audioConfiguration.sampleRate_Hz = sampleRate;
            audioConfiguration.outputVolume  = static_cast<float>(volume);
            audioConfiguration.inputGain     = static_cast<float>(gain);
        }
    };

} // namespace audio