Lv2Basics.h

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/*
 * Lv2Basics.h - basic Lv2 utils
 *
 * Copyright (c) 2018-2024 Johannes Lorenz <jlsf2013$users.sourceforge.net, $=@>
 *
 * This file is part of LMMS - https://lmms.io
 *
 * This program 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 2 of the License, or (at your option) any later version.
 *
 * This program 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 this program (see COPYING); if not, write to the
 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301 USA.
 *
 */
 
#ifndef LMMS_LV2BASICS_H
#define LMMS_LV2BASICS_H
 
#include "lmmsconfig.h"
 
#ifdef LMMS_HAVE_LV2
 
#include <lilv/lilv.h>
#include <memory>
#include <QString>
#include <string>
 
namespace lmms
{
 
template<class T>
struct LilvPtrDeleter
{
        void operator()(T* n) { lilv_free(static_cast<void*>(n)); }
};
 
struct LilvNodeDeleter
{
        void operator()(LilvNode* n) { lilv_node_free(n); }
};
 
struct LilvNodesDeleter
{
        void operator()(LilvNodes* n) { lilv_nodes_free(n); }
};
 
struct LilvScalePointsDeleter
{
        void operator()(LilvScalePoints* s) { lilv_scale_points_free(s); }
};
 
template<class T>
using AutoLilvPtr = std::unique_ptr<T, LilvPtrDeleter<T>>;
using AutoLilvNode = std::unique_ptr<LilvNode, LilvNodeDeleter>;
using AutoLilvNodes = std::unique_ptr<LilvNodes, LilvNodesDeleter>;
using AutoLilvScalePoints = std::unique_ptr<LilvScalePoints, LilvScalePointsDeleter>;

QString qStringFromPluginNode(const LilvPlugin* plug,
                LilvNode * (*getFunc)(const LilvPlugin*));

QString qStringFromPortName(const LilvPlugin* plug, const LilvPort* port);

std::string stdStringFromPortName(const LilvPlugin* plug, const LilvPort* port);
 
} // namespace lmms
 
#endif // LMMS_HAVE_LV2
 
#endif // LMMS_LV2BASICS_H