Carla/source/includes/lv2_rdf.hpp

/*
 * Custom types to store LV2 information
 * Copyright (C) 2011-2019 Filipe Coelho <falktx@falktx.com>
 *
 * 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 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.
 *
 * For a full copy of the GNU General Public License see the doc/GPL.txt file.
 */

#ifndef LV2_RDF_HPP_INCLUDED
#define LV2_RDF_HPP_INCLUDED

#include "CarlaDefines.h"

#ifdef CARLA_PROPER_CPP11_SUPPORT
# include <cstdint>
#else
# include <stdint.h>
#endif

// Base Types
typedef const char* LV2_URI;
typedef uint32_t LV2_Property;
#define LV2UI_INVALID_PORT_INDEX ((uint32_t)-1)

// Parameter Types
#define LV2_PARAMETER_BOOL              1
#define LV2_PARAMETER_INT               2
#define LV2_PARAMETER_LONG              3
#define LV2_PARAMETER_FLOAT             4
#define LV2_PARAMETER_DOUBLE            5
#define LV2_PARAMETER_PATH              6
#define LV2_PARAMETER_STRING            7

// Port Midi Map Types
#define LV2_PORT_MIDI_MAP_CC             1
#define LV2_PORT_MIDI_MAP_NRPN           2

#define LV2_IS_PORT_MIDI_MAP_CC(x)       ((x) == LV2_PORT_MIDI_MAP_CC)
#define LV2_IS_PORT_MIDI_MAP_NRPN(x)     ((x) == LV2_PORT_MIDI_MAP_NRPN)

// Port Point Hints
#define LV2_PORT_POINT_DEFAULT           0x1
#define LV2_PORT_POINT_MINIMUM           0x2
#define LV2_PORT_POINT_MAXIMUM           0x4

#define LV2_HAVE_DEFAULT_PORT_POINT(x)   ((x) & LV2_PORT_POINT_DEFAULT)
#define LV2_HAVE_MINIMUM_PORT_POINT(x)   ((x) & LV2_PORT_POINT_MINIMUM)
#define LV2_HAVE_MAXIMUM_PORT_POINT(x)   ((x) & LV2_PORT_POINT_MAXIMUM)

// Port Unit Hints
#define LV2_PORT_UNIT_NAME               0x1
#define LV2_PORT_UNIT_RENDER             0x2
#define LV2_PORT_UNIT_SYMBOL             0x4
#define LV2_PORT_UNIT_UNIT               0x8

#define LV2_HAVE_PORT_UNIT_NAME(x)       ((x) & LV2_PORT_UNIT_NAME)
#define LV2_HAVE_PORT_UNIT_RENDER(x)     ((x) & LV2_PORT_UNIT_RENDER)
#define LV2_HAVE_PORT_UNIT_SYMBOL(x)     ((x) & LV2_PORT_UNIT_SYMBOL)
#define LV2_HAVE_PORT_UNIT_UNIT(x)       ((x) & LV2_PORT_UNIT_UNIT)

// Port Unit Unit
#define LV2_PORT_UNIT_BAR                1
#define LV2_PORT_UNIT_BEAT               2
#define LV2_PORT_UNIT_BPM                3
#define LV2_PORT_UNIT_CENT               4
#define LV2_PORT_UNIT_CM                 5
#define LV2_PORT_UNIT_COEF               6
#define LV2_PORT_UNIT_DB                 7
#define LV2_PORT_UNIT_DEGREE             8
#define LV2_PORT_UNIT_FRAME              9
#define LV2_PORT_UNIT_HZ                 10
#define LV2_PORT_UNIT_INCH               11
#define LV2_PORT_UNIT_KHZ                12
#define LV2_PORT_UNIT_KM                 13
#define LV2_PORT_UNIT_M                  14
#define LV2_PORT_UNIT_MHZ                15
#define LV2_PORT_UNIT_MIDINOTE           16
#define LV2_PORT_UNIT_MILE               17
#define LV2_PORT_UNIT_MIN                18
#define LV2_PORT_UNIT_MM                 19
#define LV2_PORT_UNIT_MS                 20
#define LV2_PORT_UNIT_OCT                21
#define LV2_PORT_UNIT_PC                 22
#define LV2_PORT_UNIT_S                  23
#define LV2_PORT_UNIT_SEMITONE           24

#define LV2_IS_PORT_UNIT_BAR(x)          ((x) == LV2_PORT_UNIT_BAR)
#define LV2_IS_PORT_UNIT_BEAT(x)         ((x) == LV2_PORT_UNIT_BEAT)
#define LV2_IS_PORT_UNIT_BPM(x)          ((x) == LV2_PORT_UNIT_BPM)
#define LV2_IS_PORT_UNIT_CENT(x)         ((x) == LV2_PORT_UNIT_CENT)
#define LV2_IS_PORT_UNIT_CM(x)           ((x) == LV2_PORT_UNIT_CM)
#define LV2_IS_PORT_UNIT_COEF(x)         ((x) == LV2_PORT_UNIT_COEF)
#define LV2_IS_PORT_UNIT_DB(x)           ((x) == LV2_PORT_UNIT_DB)
#define LV2_IS_PORT_UNIT_DEGREE(x)       ((x) == LV2_PORT_UNIT_DEGREE)
#define LV2_IS_PORT_UNIT_FRAME(x)        ((x) == LV2_PORT_UNIT_FRAME)
#define LV2_IS_PORT_UNIT_HZ(x)           ((x) == LV2_PORT_UNIT_HZ)
#define LV2_IS_PORT_UNIT_INCH(x)         ((x) == LV2_PORT_UNIT_INCH)
#define LV2_IS_PORT_UNIT_KHZ(x)          ((x) == LV2_PORT_UNIT_KHZ)
#define LV2_IS_PORT_UNIT_KM(x)           ((x) == LV2_PORT_UNIT_KM)
#define LV2_IS_PORT_UNIT_M(x)            ((x) == LV2_PORT_UNIT_M)
#define LV2_IS_PORT_UNIT_MHZ(x)          ((x) == LV2_PORT_UNIT_MHZ)
#define LV2_IS_PORT_UNIT_MIDINOTE(x)     ((x) == LV2_PORT_UNIT_MIDINOTE)
#define LV2_IS_PORT_UNIT_MILE(x)         ((x) == LV2_PORT_UNIT_MILE)
#define LV2_IS_PORT_UNIT_MIN(x)          ((x) == LV2_PORT_UNIT_MIN)
#define LV2_IS_PORT_UNIT_MM(x)           ((x) == LV2_PORT_UNIT_MM)
#define LV2_IS_PORT_UNIT_MS(x)           ((x) == LV2_PORT_UNIT_MS)
#define LV2_IS_PORT_UNIT_OCT(x)          ((x) == LV2_PORT_UNIT_OCT)
#define LV2_IS_PORT_UNIT_PC(x)           ((x) == LV2_PORT_UNIT_PC)
#define LV2_IS_PORT_UNIT_S(x)            ((x) == LV2_PORT_UNIT_S)
#define LV2_IS_PORT_UNIT_SEMITONE(x)     ((x) == LV2_PORT_UNIT_SEMITONE)

// Port Types
#define LV2_PORT_INPUT                   0x001
#define LV2_PORT_OUTPUT                  0x002
#define LV2_PORT_CONTROL                 0x004
#define LV2_PORT_AUDIO                   0x008
#define LV2_PORT_CV                      0x010
#define LV2_PORT_ATOM                    0x020
#define LV2_PORT_ATOM_SEQUENCE          (0x040 | LV2_PORT_ATOM)
#define LV2_PORT_EVENT                   0x080
#define LV2_PORT_MIDI_LL                 0x100

// Port Data Types
#define LV2_PORT_DATA_MIDI_EVENT         0x1000
#define LV2_PORT_DATA_OSC_EVENT          0x2000
#define LV2_PORT_DATA_PATCH_MESSAGE      0x4000
#define LV2_PORT_DATA_TIME_POSITION      0x8000

#define LV2_IS_PORT_INPUT(x)             ((x) & LV2_PORT_INPUT)
#define LV2_IS_PORT_OUTPUT(x)            ((x) & LV2_PORT_OUTPUT)
#define LV2_IS_PORT_CONTROL(x)           ((x) & LV2_PORT_CONTROL)
#define LV2_IS_PORT_AUDIO(x)             ((x) & LV2_PORT_AUDIO)
#define LV2_IS_PORT_CV(x)                ((x) & LV2_PORT_CV)
#define LV2_IS_PORT_ATOM_SEQUENCE(x)     ((x) & LV2_PORT_ATOM_SEQUENCE)
#define LV2_IS_PORT_EVENT(x)             ((x) & LV2_PORT_EVENT)
#define LV2_IS_PORT_MIDI_LL(x)           ((x) & LV2_PORT_MIDI_LL)

#define LV2_PORT_SUPPORTS_MIDI_EVENT(x)    ((x) & LV2_PORT_DATA_MIDI_EVENT)
#define LV2_PORT_SUPPORTS_OSC_EVENT(x)     ((x) & LV2_PORT_DATA_OSC_EVENT)
#define LV2_PORT_SUPPORTS_PATCH_MESSAGE(x) ((x) & LV2_PORT_DATA_PATCH_MESSAGE)
#define LV2_PORT_SUPPORTS_TIME_POSITION(x) ((x) & LV2_PORT_DATA_TIME_POSITION)

// Port Properties
#define LV2_PORT_OPTIONAL                0x0001
#define LV2_PORT_ENUMERATION             0x0002
#define LV2_PORT_INTEGER                 0x0004
#define LV2_PORT_SAMPLE_RATE             0x0008
#define LV2_PORT_TOGGLED                 0x0010
#define LV2_PORT_CAUSES_ARTIFACTS        0x0020
#define LV2_PORT_CONTINUOUS_CV           0x0040
#define LV2_PORT_DISCRETE_CV             0x0080
#define LV2_PORT_EXPENSIVE               0x0100
#define LV2_PORT_STRICT_BOUNDS           0x0200
#define LV2_PORT_LOGARITHMIC             0x0400
#define LV2_PORT_NOT_AUTOMATIC           0x0800
#define LV2_PORT_NOT_ON_GUI              0x1000
#define LV2_PORT_TRIGGER                 0x2000
#define LV2_PORT_NON_AUTOMABLE           0x4000

#define LV2_IS_PORT_OPTIONAL(x)          ((x) & LV2_PORT_OPTIONAL)
#define LV2_IS_PORT_ENUMERATION(x)       ((x) & LV2_PORT_ENUMERATION)
#define LV2_IS_PORT_INTEGER(x)           ((x) & LV2_PORT_INTEGER)
#define LV2_IS_PORT_SAMPLE_RATE(x)       ((x) & LV2_PORT_SAMPLE_RATE)
#define LV2_IS_PORT_TOGGLED(x)           ((x) & LV2_PORT_TOGGLED)
#define LV2_IS_PORT_CAUSES_ARTIFACTS(x)  ((x) & LV2_PORT_CAUSES_ARTIFACTS)
#define LV2_IS_PORT_CONTINUOUS_CV(x)     ((x) & LV2_PORT_CONTINUOUS_CV)
#define LV2_IS_PORT_DISCRETE_CV(x)       ((x) & LV2_PORT_DISCRETE_CV)
#define LV2_IS_PORT_EXPENSIVE(x)         ((x) & LV2_PORT_EXPENSIVE)
#define LV2_IS_PORT_STRICT_BOUNDS(x)     ((x) & LV2_PORT_STRICT_BOUNDS)
#define LV2_IS_PORT_LOGARITHMIC(x)       ((x) & LV2_PORT_LOGARITHMIC)
#define LV2_IS_PORT_NOT_AUTOMATIC(x)     ((x) & LV2_PORT_NOT_AUTOMATIC)
#define LV2_IS_PORT_NOT_ON_GUI(x)        ((x) & LV2_PORT_NOT_ON_GUI)
#define LV2_IS_PORT_TRIGGER(x)           ((x) & LV2_PORT_TRIGGER)
#define LV2_IS_PORT_NON_AUTOMABLE(x)     ((x) & LV2_PORT_NON_AUTOMABLE)

// Port Designation
#define LV2_PORT_DESIGNATION_CONTROL                 1
#define LV2_PORT_DESIGNATION_ENABLED                 2
#define LV2_PORT_DESIGNATION_FREEWHEELING            3
#define LV2_PORT_DESIGNATION_LATENCY                 4
#define LV2_PORT_DESIGNATION_SAMPLE_RATE             5
#define LV2_PORT_DESIGNATION_TIME_BAR                6
#define LV2_PORT_DESIGNATION_TIME_BAR_BEAT           7
#define LV2_PORT_DESIGNATION_TIME_BEAT               8
#define LV2_PORT_DESIGNATION_TIME_BEAT_UNIT          9
#define LV2_PORT_DESIGNATION_TIME_BEATS_PER_BAR      10
#define LV2_PORT_DESIGNATION_TIME_BEATS_PER_MINUTE   11
#define LV2_PORT_DESIGNATION_TIME_FRAME              12
#define LV2_PORT_DESIGNATION_TIME_FRAMES_PER_SECOND  13
#define LV2_PORT_DESIGNATION_TIME_SPEED              14
#define LV2_PORT_DESIGNATION_TIME_TICKS_PER_BEAT     15

#define LV2_IS_PORT_DESIGNATION_CONTROL(x)                ((x) == LV2_PORT_DESIGNATION_CONTROL)
#define LV2_IS_PORT_DESIGNATION_ENABLED(x)                ((x) == LV2_PORT_DESIGNATION_ENABLED)
#define LV2_IS_PORT_DESIGNATION_FREEWHEELING(x)           ((x) == LV2_PORT_DESIGNATION_FREEWHEELING)
#define LV2_IS_PORT_DESIGNATION_LATENCY(x)                ((x) == LV2_PORT_DESIGNATION_LATENCY)
#define LV2_IS_PORT_DESIGNATION_SAMPLE_RATE(x)            ((x) == LV2_PORT_DESIGNATION_SAMPLE_RATE)
#define LV2_IS_PORT_DESIGNATION_TIME_BAR(x)               ((x) == LV2_PORT_DESIGNATION_TIME_BAR)
#define LV2_IS_PORT_DESIGNATION_TIME_BAR_BEAT(x)          ((x) == LV2_PORT_DESIGNATION_TIME_BAR_BEAT)
#define LV2_IS_PORT_DESIGNATION_TIME_BEAT(x)              ((x) == LV2_PORT_DESIGNATION_TIME_BEAT)
#define LV2_IS_PORT_DESIGNATION_TIME_BEAT_UNIT(x)         ((x) == LV2_PORT_DESIGNATION_TIME_BEAT_UNIT)
#define LV2_IS_PORT_DESIGNATION_TIME_BEATS_PER_BAR(x)     ((x) == LV2_PORT_DESIGNATION_TIME_BEATS_PER_BAR)
#define LV2_IS_PORT_DESIGNATION_TIME_BEATS_PER_MINUTE(x)  ((x) == LV2_PORT_DESIGNATION_TIME_BEATS_PER_MINUTE)
#define LV2_IS_PORT_DESIGNATION_TIME_FRAME(x)             ((x) == LV2_PORT_DESIGNATION_TIME_FRAME)
#define LV2_IS_PORT_DESIGNATION_TIME_FRAMES_PER_SECOND(x) ((x) == LV2_PORT_DESIGNATION_TIME_FRAMES_PER_SECOND)
#define LV2_IS_PORT_DESIGNATION_TIME_SPEED(x)             ((x) == LV2_PORT_DESIGNATION_TIME_SPEED)
#define LV2_IS_PORT_DESIGNATION_TIME_TICKS_PER_BEAT(x)    ((x) == LV2_PORT_DESIGNATION_TIME_TICKS_PER_BEAT)
#define LV2_IS_PORT_DESIGNATION_TIME(x)                   ((x) >= LV2_PORT_DESIGNATION_TIME_BAR && (x) <= LV2_PORT_DESIGNATION_TIME_TICKS_PER_BEAT)

// UI Port Protocol
#define LV2_UI_PORT_PROTOCOL_FLOAT 1
#define LV2_UI_PORT_PROTOCOL_PEAK  2

#define LV2_IS_UI_PORT_PROTOCOL_FLOAT(x) ((x) == LV2_UI_PORT_PROTOCOL_FLOAT)
#define LV2_IS_UI_PORT_PROTOCOL_PEAK(x)  ((x) == LV2_UI_PORT_PROTOCOL_PEAK)

// UI Types
#define LV2_UI_NONE                      0
#define LV2_UI_GTK2                      1
#define LV2_UI_GTK3                      2
#define LV2_UI_QT4                       3
#define LV2_UI_QT5                       4
#define LV2_UI_COCOA                     5
#define LV2_UI_WINDOWS                   6
#define LV2_UI_X11                       7
#define LV2_UI_EXTERNAL                  8
#define LV2_UI_OLD_EXTERNAL              9

#define LV2_IS_UI_GTK2(x)                ((x) == LV2_UI_GTK2)
#define LV2_IS_UI_GTK3(x)                ((x) == LV2_UI_GTK3)
#define LV2_IS_UI_QT4(x)                 ((x) == LV2_UI_QT4)
#define LV2_IS_UI_QT5(x)                 ((x) == LV2_UI_QT5)
#define LV2_IS_UI_COCOA(x)               ((x) == LV2_UI_COCOA)
#define LV2_IS_UI_WINDOWS(x)             ((x) == LV2_UI_WINDOWS)
#define LV2_IS_UI_X11(x)                 ((x) == LV2_UI_X11)
#define LV2_IS_UI_EXTERNAL(x)            ((x) == LV2_UI_EXTERNAL)
#define LV2_IS_UI_OLD_EXTERNAL(x)        ((x) == LV2_UI_OLD_EXTERNAL)

// Plugin Types
#define LV2_PLUGIN_DELAY                 0x000001
#define LV2_PLUGIN_REVERB                0x000002
#define LV2_PLUGIN_SIMULATOR             0x000004
#define LV2_PLUGIN_DISTORTION            0x000008
#define LV2_PLUGIN_WAVESHAPER            0x000010
#define LV2_PLUGIN_DYNAMICS              0x000020
#define LV2_PLUGIN_AMPLIFIER             0x000040
#define LV2_PLUGIN_COMPRESSOR            0x000080
#define LV2_PLUGIN_ENVELOPE              0x000100
#define LV2_PLUGIN_EXPANDER              0x000200
#define LV2_PLUGIN_GATE                  0x000400
#define LV2_PLUGIN_LIMITER               0x000800
#define LV2_PLUGIN_EQ                    0x001000
#define LV2_PLUGIN_MULTI_EQ              0x002000
#define LV2_PLUGIN_PARA_EQ               0x004000
#define LV2_PLUGIN_FILTER                0x008000
#define LV2_PLUGIN_ALLPASS               0x010000
#define LV2_PLUGIN_BANDPASS              0x020000
#define LV2_PLUGIN_COMB                  0x040000
#define LV2_PLUGIN_HIGHPASS              0x080000
#define LV2_PLUGIN_LOWPASS               0x100000

#define LV2_PLUGIN_GENERATOR             0x000001
#define LV2_PLUGIN_CONSTANT              0x000002
#define LV2_PLUGIN_INSTRUMENT            0x000004
#define LV2_PLUGIN_OSCILLATOR            0x000008
#define LV2_PLUGIN_MODULATOR             0x000010
#define LV2_PLUGIN_CHORUS                0x000020
#define LV2_PLUGIN_FLANGER               0x000040
#define LV2_PLUGIN_PHASER                0x000080
#define LV2_PLUGIN_SPATIAL               0x000100
#define LV2_PLUGIN_SPECTRAL              0x000200
#define LV2_PLUGIN_PITCH                 0x000400
#define LV2_PLUGIN_UTILITY               0x000800
#define LV2_PLUGIN_ANALYSER              0x001000
#define LV2_PLUGIN_CONVERTER             0x002000
#define LV2_PLUGIN_FUNCTION              0x008000
#define LV2_PLUGIN_MIXER                 0x010000

#define LV2_GROUP_DELAY                  (LV2_PLUGIN_DELAY|LV2_PLUGIN_REVERB)
#define LV2_GROUP_DISTORTION             (LV2_PLUGIN_DISTORTION|LV2_PLUGIN_WAVESHAPER)
#define LV2_GROUP_DYNAMICS               (LV2_PLUGIN_DYNAMICS|LV2_PLUGIN_AMPLIFIER|LV2_PLUGIN_COMPRESSOR|LV2_PLUGIN_ENVELOPE|LV2_PLUGIN_EXPANDER|LV2_PLUGIN_GATE|LV2_PLUGIN_LIMITER)
#define LV2_GROUP_EQ                     (LV2_PLUGIN_EQ|LV2_PLUGIN_MULTI_EQ|LV2_PLUGIN_PARA_EQ)
#define LV2_GROUP_FILTER                 (LV2_PLUGIN_FILTER|LV2_PLUGIN_ALLPASS|LV2_PLUGIN_BANDPASS|LV2_PLUGIN_COMB|LV2_GROUP_EQ|LV2_PLUGIN_HIGHPASS|LV2_PLUGIN_LOWPASS)
#define LV2_GROUP_GENERATOR              (LV2_PLUGIN_GENERATOR|LV2_PLUGIN_CONSTANT|LV2_PLUGIN_INSTRUMENT|LV2_PLUGIN_OSCILLATOR)
#define LV2_GROUP_MODULATOR              (LV2_PLUGIN_MODULATOR|LV2_PLUGIN_CHORUS|LV2_PLUGIN_FLANGER|LV2_PLUGIN_PHASER)
#define LV2_GROUP_REVERB                 (LV2_PLUGIN_REVERB)
#define LV2_GROUP_SIMULATOR              (LV2_PLUGIN_SIMULATOR|LV2_PLUGIN_REVERB)
#define LV2_GROUP_SPATIAL                (LV2_PLUGIN_SPATIAL)
#define LV2_GROUP_SPECTRAL               (LV2_PLUGIN_SPECTRAL|LV2_PLUGIN_PITCH)
#define LV2_GROUP_UTILITY                (LV2_PLUGIN_UTILITY|LV2_PLUGIN_ANALYSER|LV2_PLUGIN_CONVERTER|LV2_PLUGIN_FUNCTION|LV2_PLUGIN_MIXER)

#define LV2_IS_DELAY(x, y)               ((x) & LV2_GROUP_DELAY)
#define LV2_IS_DISTORTION(x, y)          ((x) & LV2_GROUP_DISTORTION)
#define LV2_IS_DYNAMICS(x, y)            ((x) & LV2_GROUP_DYNAMICS)
#define LV2_IS_EQ(x, y)                  ((x) & LV2_GROUP_EQ)
#define LV2_IS_FILTER(x, y)              ((x) & LV2_GROUP_FILTER)
#define LV2_IS_GENERATOR(x, y)           ((y) & LV2_GROUP_GENERATOR)
#define LV2_IS_INSTRUMENT(x, y)          ((y) & LV2_PLUGIN_INSTRUMENT)
#define LV2_IS_MODULATOR(x, y)           ((y) & LV2_GROUP_MODULATOR)
#define LV2_IS_REVERB(x, y)              ((x) & LV2_GROUP_REVERB)
#define LV2_IS_SIMULATOR(x, y)           ((x) & LV2_GROUP_SIMULATOR)
#define LV2_IS_SPATIAL(x, y)             ((y) & LV2_GROUP_SPATIAL)
#define LV2_IS_SPECTRAL(x, y)            ((y) & LV2_GROUP_SPECTRAL)
#define LV2_IS_UTILITY(x, y)             ((y) & LV2_GROUP_UTILITY)

// Port Midi Map
struct LV2_RDF_PortMidiMap {
    LV2_Property Type;
    uint32_t Number;

    LV2_RDF_PortMidiMap() noexcept
        : Type(0),
          Number(0) {}
};

// Port Points
struct LV2_RDF_PortPoints {
    LV2_Property Hints;
    float Default;
    float Minimum;
    float Maximum;

    LV2_RDF_PortPoints() noexcept
        : Hints(0x0),
          Default(0.0f),
          Minimum(0.0f),
          Maximum(1.0f) {}
};

// Port Unit
struct LV2_RDF_PortUnit {
    LV2_Property Hints;
    const char* Name;
    const char* Render;
    const char* Symbol;
    LV2_Property Unit;

    LV2_RDF_PortUnit() noexcept
        : Hints(0x0),
          Name(nullptr),
          Render(nullptr),
          Symbol(nullptr),
          Unit(0) {}

    ~LV2_RDF_PortUnit() noexcept
    {
        if (Name != nullptr)
        {
            delete[] Name;
            Name = nullptr;
        }
        if (Render != nullptr)
        {
            delete[] Render;
            Render = nullptr;
        }
        if (Symbol != nullptr)
        {
            delete[] Symbol;
            Symbol = nullptr;
        }
    }

    CARLA_DECLARE_NON_COPY_STRUCT(LV2_RDF_PortUnit)
};

// Port Scale Point
struct LV2_RDF_PortScalePoint {
    const char* Label;
    float Value;

    LV2_RDF_PortScalePoint() noexcept
        : Label(nullptr),
          Value(0.0f) {}

    ~LV2_RDF_PortScalePoint() noexcept
    {
        if (Label != nullptr)
        {
            delete[] Label;
            Label = nullptr;
        }
    }

    CARLA_DECLARE_NON_COPY_STRUCT(LV2_RDF_PortScalePoint)
};

// Port
struct LV2_RDF_Port {
    LV2_Property Types;
    LV2_Property Properties;
    LV2_Property Designation;
    const char* Name;
    const char* Symbol;
    const char* Comment;

    LV2_RDF_PortMidiMap MidiMap;
    LV2_RDF_PortPoints Points;
    LV2_RDF_PortUnit Unit;

    uint32_t MinimumSize;

    uint32_t ScalePointCount;
    LV2_RDF_PortScalePoint* ScalePoints;

    LV2_RDF_Port() noexcept
        : Types(0x0),
          Properties(0x0),
          Designation(0),
          Name(nullptr),
          Symbol(nullptr),
          Comment(nullptr),
          MidiMap(),
          Points(),
          Unit(),
          MinimumSize(0),
          ScalePointCount(0),
          ScalePoints(nullptr) {}

    ~LV2_RDF_Port() noexcept
    {
        if (Name != nullptr)
        {
            delete[] Name;
            Name = nullptr;
        }
        if (Symbol != nullptr)
        {
            delete[] Symbol;
            Symbol = nullptr;
        }
        if (Comment != nullptr)
        {
            delete[] Comment;
            Comment = nullptr;
        }
        if (ScalePoints != nullptr)
        {
            delete[] ScalePoints;
            ScalePoints = nullptr;
        }
    }

    CARLA_DECLARE_NON_COPY_STRUCT(LV2_RDF_Port)
};

// Parameter
struct LV2_RDF_Parameter {
    LV2_URI URI;
    LV2_Property Type;
    bool Input;
    const char* Label;
    const char* Comment;

    LV2_RDF_PortMidiMap MidiMap;
    LV2_RDF_PortPoints Points;
    LV2_RDF_PortUnit Unit;

    LV2_RDF_Parameter() noexcept
        : URI(nullptr),
          Type(0),
          Input(true),
          Label(nullptr),
          Comment(nullptr),
          MidiMap(),
          Points(),
          Unit() {}

    ~LV2_RDF_Parameter() noexcept
    {
        if (URI != nullptr)
        {
            delete[] URI;
            URI = nullptr;
        }
        if (Label != nullptr)
        {
            delete[] Label;
            Label = nullptr;
        }
        if (Comment != nullptr)
        {
            delete[] Comment;
            Comment = nullptr;
        }
    }

    CARLA_DECLARE_NON_COPY_STRUCT(LV2_RDF_Parameter)
};

// Preset
struct LV2_RDF_Preset {
    LV2_URI URI;
    const char* Label;

    LV2_RDF_Preset() noexcept
        : URI(nullptr),
          Label(nullptr) {}

    ~LV2_RDF_Preset() noexcept
    {
        if (URI != nullptr)
        {
            delete[] URI;
            URI = nullptr;
        }
        if (Label != nullptr)
        {
            delete[] Label;
            Label = nullptr;
        }
    }

    CARLA_DECLARE_NON_COPY_STRUCT(LV2_RDF_Preset)
};

// Feature
struct LV2_RDF_Feature {
    bool Required;
    LV2_URI URI;

    LV2_RDF_Feature() noexcept
        : Required(false),
          URI(nullptr) {}

    ~LV2_RDF_Feature() noexcept
    {
        if (URI != nullptr)
        {
            delete[] URI;
            URI = nullptr;
        }
    }

    CARLA_DECLARE_NON_COPY_STRUCT(LV2_RDF_Feature)
};

// Port Notification
struct LV2_RDF_UI_PortNotification {
    const char* Symbol;
    uint32_t Index;
    LV2_Property Protocol;

    LV2_RDF_UI_PortNotification() noexcept
        : Symbol(nullptr),
          Index(LV2UI_INVALID_PORT_INDEX),
          Protocol(0) {}

    ~LV2_RDF_UI_PortNotification() noexcept
    {
        if (Symbol != nullptr)
        {
            delete[] Symbol;
            Symbol = nullptr;
        }
    }

    CARLA_DECLARE_NON_COPY_STRUCT(LV2_RDF_UI_PortNotification)
};

// UI
struct LV2_RDF_UI {
    LV2_Property Type;
    LV2_URI URI;
    const char* Binary;
    const char* Bundle;

    uint32_t FeatureCount;
    LV2_RDF_Feature* Features;

    uint32_t ExtensionCount;
    LV2_URI* Extensions;

    uint32_t PortNotificationCount;
    LV2_RDF_UI_PortNotification* PortNotifications;

    LV2_RDF_UI() noexcept
        : Type(0),
          URI(nullptr),
          Binary(nullptr),
          Bundle(nullptr),
          FeatureCount(0),
          Features(nullptr),
          ExtensionCount(0),
          Extensions(nullptr),
          PortNotificationCount(0),
          PortNotifications(nullptr) {}

    ~LV2_RDF_UI() noexcept
    {
        if (URI != nullptr)
        {
            delete[] URI;
            URI = nullptr;
        }
        if (Binary != nullptr)
        {
            delete[] Binary;
            Binary = nullptr;
        }
        if (Bundle != nullptr)
        {
            delete[] Bundle;
            Bundle = nullptr;
        }
        if (Features != nullptr)
        {
            delete[] Features;
            Features = nullptr;
        }
        if (Extensions != nullptr)
        {
            for (uint32_t i=0; i<ExtensionCount; ++i)
            {
                if (Extensions[i] != nullptr)
                {
                    delete[] Extensions[i];
                    Extensions[i] = nullptr;
                }
            }
            delete[] Extensions;
            Extensions = nullptr;
        }
        if (PortNotifications != nullptr)
        {
            delete[] PortNotifications;
            PortNotifications = nullptr;
        }
    }

    CARLA_DECLARE_NON_COPY_STRUCT(LV2_RDF_UI)
};

// Plugin Descriptor
struct LV2_RDF_Descriptor {
    LV2_Property Type[2];
    LV2_URI URI;
    const char* Name;
    const char* Author;
    const char* License;
    const char* Binary;
    const char* Bundle;
    ulong UniqueID;

    uint32_t PortCount;
    LV2_RDF_Port* Ports;

    uint32_t ParameterCount;
    LV2_RDF_Parameter* Parameters;

    uint32_t PresetCount;
    LV2_RDF_Preset* Presets;

    uint32_t FeatureCount;
    LV2_RDF_Feature* Features;

    uint32_t ExtensionCount;
    LV2_URI* Extensions;

    uint32_t UICount;
    LV2_RDF_UI* UIs;

    LV2_RDF_Descriptor() noexcept
        : URI(nullptr),
          Name(nullptr),
          Author(nullptr),
          License(nullptr),
          Binary(nullptr),
          Bundle(nullptr),
          UniqueID(0),
          PortCount(0),
          Ports(nullptr),
          ParameterCount(0),
          Parameters(nullptr),
          PresetCount(0),
          Presets(nullptr),
          FeatureCount(0),
          Features(nullptr),
          ExtensionCount(0),
          Extensions(nullptr),
          UICount(0),
          UIs(nullptr)
    {
        Type[0] = Type[1] = 0x0;
    }

    ~LV2_RDF_Descriptor() noexcept
    {
        if (URI != nullptr)
        {
            delete[] URI;
            URI = nullptr;
        }
        if (Name != nullptr)
        {
            delete[] Name;
            Name = nullptr;
        }
        if (Author != nullptr)
        {
            delete[] Author;
            Author = nullptr;
        }
        if (License != nullptr)
        {
            delete[] License;
            License = nullptr;
        }
        if (Binary != nullptr)
        {
            delete[] Binary;
            Binary = nullptr;
        }
        if (Bundle != nullptr)
        {
            delete[] Bundle;
            Bundle = nullptr;
        }
        if (Ports != nullptr)
        {
            delete[] Ports;
            Ports = nullptr;
        }
        if (Parameters != nullptr)
        {
            delete[] Parameters;
            Parameters = nullptr;
        }
        if (Presets != nullptr)
        {
            delete[] Presets;
            Presets = nullptr;
        }
        if (Features != nullptr)
        {
            delete[] Features;
            Features = nullptr;
        }
        if (Extensions != nullptr)
        {
            for (uint32_t i=0; i<ExtensionCount; ++i)
            {
                if (Extensions[i] != nullptr)
                {
                    delete[] Extensions[i];
                    Extensions[i] = nullptr;
                }
            }
            delete[] Extensions;
            Extensions = nullptr;
        }
        if (UIs != nullptr)
        {
            delete[] UIs;
            UIs = nullptr;
        }
    }

    CARLA_DECLARE_NON_COPY_STRUCT(LV2_RDF_Descriptor)
};

#endif // LV2_RDF_HPP_INCLUDED