uri_map.h

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/*
 * Copyright (C) 2009-2016 David Robillard <d@drobilla.net>
 * Copyright (C) 2013-2017 Paul Davis <paul@linuxaudiosystems.com>
 * Copyright (C) 2016-2019 Robin Gareus <robin@gareus.org>
 *
 * 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; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
#pragma once
 
#include <map>
 
#include <glibmm/threads.h>
 
#ifdef HAVE_LV2_1_18_6
#include <lv2/core/lv2.h>
#include <lv2/urid/urid.h>
#else
#include <lv2/lv2plug.in/ns/lv2core/lv2.h>
#include <lv2/lv2plug.in/ns/ext/urid/urid.h>
#endif
 
#include "ardour/libardour_visibility.h"
 
namespace ARDOUR {
 
class LIBARDOUR_API URIMap {
public:
        static URIMap& instance();
 
        URIMap();
        URIMap(const URIMap&) = delete;
        URIMap& operator=(const URIMap&) = delete;
 
        LV2_Feature* urid_map_feature()   { return &_urid_map_feature; }
        LV2_Feature* urid_unmap_feature() { return &_urid_unmap_feature; }
 
        LV2_URID_Map*   urid_map()   { return &_urid_map_feature_data; }
        LV2_URID_Unmap* urid_unmap() { return &_urid_unmap_feature_data; }
 
        uint32_t    uri_to_id(const char* uri);
        const char* id_to_uri(uint32_t id) const;
 
        // Cached URIDs for use in real-time code
        struct URIDs {
                void init(URIMap& uri_map);
 
                uint32_t atom_Chunk;
                uint32_t atom_Path;
                uint32_t atom_Sequence;
                uint32_t atom_eventTransfer;
                uint32_t atom_URID;
                uint32_t atom_Blank;
                uint32_t atom_Object;
                uint32_t atom_Double;
                uint32_t atom_Float;
                uint32_t atom_Long;
                uint32_t atom_Int;
                uint32_t log_Error;
                uint32_t log_Note;
                uint32_t log_Trace;
                uint32_t log_Warning;
                uint32_t midi_MidiEvent;
                uint32_t time_Position;
                uint32_t time_bar;
                uint32_t time_barBeat;
                uint32_t time_beatUnit;
                uint32_t time_beatsPerBar;
                uint32_t time_beatsPerMinute;
                uint32_t time_frame;
                uint32_t time_speed;
                uint32_t time_scale;
                uint32_t patch_Get;
                uint32_t patch_Set;
                uint32_t patch_property;
                uint32_t patch_value;
                uint32_t state_StateChanged;
#ifdef LV2_EXTENDED
                uint32_t auto_event;
                uint32_t auto_setup;
                uint32_t auto_finalize;
                uint32_t auto_start;
                uint32_t auto_end;
                uint32_t auto_parameter;
                uint32_t auto_value;
                uint32_t surr_MetaData;
                uint32_t surr_Channel;
                uint32_t surr_PosX;
                uint32_t surr_PosY;
                uint32_t surr_PosZ;
                uint32_t surr_Size;
                uint32_t surr_Snap;
                uint32_t surr_ElevEn;
                uint32_t surr_Zones;
                uint32_t surr_Ramp;
                uint32_t surr_Settings;
                uint32_t surr_BinauralRenderMode;
                uint32_t surr_ChannelCount;
                uint32_t surr_ChannelDescription;
                uint32_t surr_ChannelTypes;
                uint32_t surr_ChannelBedIds;
                uint32_t surr_ProgramData;
                uint32_t surr_ContentFFOA;
                uint32_t surr_ContentStart;
                uint32_t surr_ContentFPS;
                uint32_t surr_DownmixMode;
                uint32_t surr_OutputFormat;
                uint32_t surr_WarpMode;
                uint32_t surr_ExportStart;
                uint32_t surr_ExportStop;
                uint32_t surr_ReferenceFile;
#endif
        };
 
        URIDs urids;
 
private:
        typedef std::map<const std::string, uint32_t> Map;
        typedef std::map<uint32_t, const std::string> Unmap;
 
        Map   _map;
        Unmap _unmap;
 
        LV2_Feature         _urid_map_feature;
        LV2_URID_Map        _urid_map_feature_data;
        LV2_Feature         _urid_unmap_feature;
        LV2_URID_Unmap      _urid_unmap_feature_data;
 
        mutable Glib::Threads::Mutex _lock;
 
        static URIMap* uri_map;
};
 
} // namespace ARDOUR