File: output_level.cpp

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/**
 * Copyright © 2017-2026 Wellington Wallace
 *
 * This file is part of Easy Effects.
 *
 * Easy Effects is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Easy Effects is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Easy Effects. If not, see <https://www.gnu.org/licenses/>.
 */

#include "output_level.hpp"
#include <algorithm>
#include <format>
#include <span>
#include <string>
#include "pipeline_type.hpp"
#include "plugin_base.hpp"
#include "pw_manager.hpp"
#include "tags_plugin_name.hpp"
#include "util.hpp"

OutputLevel::OutputLevel(const std::string& tag, pw::Manager* pipe_manager, PipelineType pipe_type, QString instance_id)
    : PluginBase(tag, "output_level", tags::plugin_package::Package::ee, instance_id, pipe_manager, pipe_type) {}

OutputLevel::~OutputLevel() {
  if (connected_to_pw) {
    disconnect_from_pw();
  }

  util::debug(std::format("{}{} destroyed", log_tag, name.toStdString()));
}

void OutputLevel::reset() {}

void OutputLevel::setup() {
  util::debug(std::format("{}{}: PipeWire blocksize: {}", log_tag, name.toStdString(), n_samples));
  util::debug(std::format("{}{}: PipeWire sampling rate: {}", log_tag, name.toStdString(), rate));
}

void OutputLevel::process(std::span<float>& left_in,
                          std::span<float>& right_in,
                          std::span<float>& left_out,
                          std::span<float>& right_out) {
  std::ranges::copy(left_in, left_out.begin());
  std::ranges::copy(right_in, right_out.begin());

  if (updateLevelMeters) {
    get_peaks(left_in, right_in, left_out, right_out);
  }
}

void OutputLevel::process([[maybe_unused]] std::span<float>& left_in,
                          [[maybe_unused]] std::span<float>& right_in,
                          [[maybe_unused]] std::span<float>& left_out,
                          [[maybe_unused]] std::span<float>& right_out,
                          [[maybe_unused]] std::span<float>& probe_left,
                          [[maybe_unused]] std::span<float>& probe_right) {}

auto OutputLevel::get_latency_seconds() -> float {
  return 0.0F;
}