implementing the maximizer preset class

Author: wwmm

src/CMakeLists.txt

@@ -45,6 +45,7 @@ target_sources(easyeffects PRIVATE
     lv2_wrapper.cpp
     main.cpp
     maximizer.cpp
+    maximizer_preset.cpp
     output_level.cpp
     plugin_base.cpp
     plugin_preset_base.cpp

src/maximizer_preset.cpp

@@ -0,0 +1,51 @@
+/*
+ *  Copyright © 2017-2024 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 "maximizer_preset.hpp"
+#include <nlohmann/json_fwd.hpp>
+#include <string>
+#include "easyeffects_db_maximizer.h"
+#include "pipeline_type.hpp"
+#include "plugin_preset_base.hpp"
+#include "presets_macros.hpp"
+
+MaximizerPreset::MaximizerPreset(PipelineType pipeline_type, const std::string& instance_name)
+    : PluginPresetBase(pipeline_type, instance_name) {
+  settings = get_db_instance<db::Maximizer>(pipeline_type);
+}
+
+void MaximizerPreset::save(nlohmann::json& json) {
+  json[section][instance_name]["bypass"] = settings->bypass();
+
+  json[section][instance_name]["input-gain"] = settings->inputGain();
+
+  json[section][instance_name]["output-gain"] = settings->outputGain();
+
+  json[section][instance_name]["release"] = settings->release();
+
+  json[section][instance_name]["threshold"] = settings->threshold();
+}
+
+void MaximizerPreset::load(const nlohmann::json& json) {
+  UPDATE_PROPERTY("bypass", Bypass);
+  UPDATE_PROPERTY("input-gain", InputGain);
+  UPDATE_PROPERTY("output-gain", OutputGain);
+  UPDATE_PROPERTY("release", Release);
+  UPDATE_PROPERTY("threshold", Threshold);
+}

src/maximizer_preset.hpp

@@ -0,0 +1,38 @@
+/*
+ *  Copyright © 2017-2024 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/>.
+ */
+
+#pragma once
+
+#include <nlohmann/json_fwd.hpp>
+#include <string>
+#include "easyeffects_db_maximizer.h"
+#include "pipeline_type.hpp"
+#include "plugin_preset_base.hpp"
+
+class MaximizerPreset : public PluginPresetBase {
+ public:
+  explicit MaximizerPreset(PipelineType pipeline_type, const std::string& instance_name);
+
+ private:
+  db::Maximizer* settings = nullptr;
+
+  void save(nlohmann::json& json) override;
+
+  void load(const nlohmann::json& json) override;
+};

src/presets_manager.cpp

@@ -50,6 +50,7 @@
 #include "easyeffects_db_streamoutputs.h"
 #include "exciter_preset.hpp"
 #include "limiter_preset.hpp"
+#include "maximizer_preset.hpp"
 #include "pipeline_type.hpp"
 #include "plugin_preset_base.hpp"
 #include "presets_list_model.hpp"
@@ -1323,7 +1324,7 @@ auto Manager::create_wrapper(const PipelineType& pipeline_type, const QString& f
   }
 
   if (filter_name.startsWith(tags::plugin_name::BaseName::maximizer)) {
-    // return std::make_unique<MaximizerPreset>(pipeline_type, filter_name.toStdString());
+    return std::make_unique<MaximizerPreset>(pipeline_type, filter_name.toStdString());
   }
 
   if (filter_name.startsWith(tags::plugin_name::BaseName::multibandCompressor)) {