/*
- Copyright (C) 2008-2010 Paul Davis
+ Copyright (C) 2008-2011 Paul Davis
Author: David Robillard
-
+
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
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., 675 Mass Ave, Cambridge, MA 02139, USA.
-
*/
#include <cassert>
-#include <iostream>
+#include <string>
+#include <utility>
+
#include <stdint.h>
-#include "ardour/uri_map.h"
+#include <string.h>
+
+#include "pbd/error.h"
-using namespace std;
+#include "ardour/uri_map.h"
+#include "ardour/lv2_extensions.h"
namespace ARDOUR {
+URIMap* URIMap::uri_map;
-URIMap::URIMap()
- : next_uri_id(1)
+void
+URIMap::URIDs::init(URIMap& uri_map)
{
- uri_map_feature_data.uri_to_id = &URIMap::uri_map_uri_to_id;
- uri_map_feature_data.callback_data = this;
- uri_map_feature.URI = LV2_URI_MAP_URI;
- uri_map_feature.data = &uri_map_feature_data;
+ // Use string literals here instead of LV2 defines to avoid LV2 dependency
+ atom_Chunk = uri_map.uri_to_id("http://lv2plug.in/ns/ext/atom#Chunk");
+ atom_Path = uri_map.uri_to_id("http://lv2plug.in/ns/ext/atom#Path");
+ atom_Sequence = uri_map.uri_to_id("http://lv2plug.in/ns/ext/atom#Sequence");
+ atom_eventTransfer = uri_map.uri_to_id("http://lv2plug.in/ns/ext/atom#eventTransfer");
+ atom_URID = uri_map.uri_to_id("http://lv2plug.in/ns/ext/atom#URID");
+ atom_Blank = uri_map.uri_to_id("http://lv2plug.in/ns/ext/atom#Blank");
+ atom_Object = uri_map.uri_to_id("http://lv2plug.in/ns/ext/atom#Object");
+ atom_Float = uri_map.uri_to_id("http://lv2plug.in/ns/ext/atom#Float");
+ log_Error = uri_map.uri_to_id("http://lv2plug.in/ns/ext/log#Error");
+ log_Note = uri_map.uri_to_id("http://lv2plug.in/ns/ext/log#Note");
+ log_Trace = uri_map.uri_to_id("http://lv2plug.in/ns/ext/log#Trace");
+ log_Warning = uri_map.uri_to_id("http://lv2plug.in/ns/ext/log#Warning");
+ midi_MidiEvent = uri_map.uri_to_id("http://lv2plug.in/ns/ext/midi#MidiEvent");
+ time_Position = uri_map.uri_to_id("http://lv2plug.in/ns/ext/time#Position");
+ time_bar = uri_map.uri_to_id("http://lv2plug.in/ns/ext/time#bar");
+ time_barBeat = uri_map.uri_to_id("http://lv2plug.in/ns/ext/time#barBeat");
+ time_beatUnit = uri_map.uri_to_id("http://lv2plug.in/ns/ext/time#beatUnit");
+ time_beatsPerBar = uri_map.uri_to_id("http://lv2plug.in/ns/ext/time#beatsPerBar");
+ time_beatsPerMinute = uri_map.uri_to_id("http://lv2plug.in/ns/ext/time#beatsPerMinute");
+ time_sample = uri_map.uri_to_id("http://lv2plug.in/ns/ext/time#frame");
+ time_speed = uri_map.uri_to_id("http://lv2plug.in/ns/ext/time#speed");
+ patch_Get = uri_map.uri_to_id("http://lv2plug.in/ns/ext/patch#Get");
+ patch_Set = uri_map.uri_to_id("http://lv2plug.in/ns/ext/patch#Set");
+ patch_property = uri_map.uri_to_id("http://lv2plug.in/ns/ext/patch#property");
+ patch_value = uri_map.uri_to_id("http://lv2plug.in/ns/ext/patch#value");
+ state_StateChanged = uri_map.uri_to_id("http://lv2plug.in/ns/ext/state#StateChanged"); // since LV2 1.15.1
+#ifdef LV2_EXTENDED
+ auto_event = uri_map.uri_to_id(LV2_AUTOMATE_URI__event);
+ auto_setup = uri_map.uri_to_id(LV2_AUTOMATE_URI__setup);
+ auto_finalize = uri_map.uri_to_id(LV2_AUTOMATE_URI__finalize);
+ auto_start = uri_map.uri_to_id(LV2_AUTOMATE_URI__start);
+ auto_end = uri_map.uri_to_id(LV2_AUTOMATE_URI__end);
+ auto_parameter = uri_map.uri_to_id(LV2_AUTOMATE_URI__parameter);
+ auto_value = uri_map.uri_to_id(LV2_AUTOMATE_URI__value);
+#endif
}
+URIMap&
+URIMap::instance()
+{
+ if (!URIMap::uri_map) {
+ URIMap::uri_map = new URIMap();
+ }
+ return *URIMap::uri_map;
+}
-uint32_t
-URIMap::uri_to_id(const char* map,
- const char* uri)
+static uint32_t
+c_uri_map_uri_to_id(LV2_URI_Map_Callback_Data callback_data,
+ const char* map,
+ const char* uri)
+{
+ URIMap* const me = (URIMap*)callback_data;
+ const uint32_t id = me->uri_to_id(uri);
+
+ /* The event context with the uri-map extension guarantees a value in the
+ range of uint16_t. Ardour used to map to a separate range to achieve
+ this, but unfortunately some plugins are broken and use the incorrect
+ context. To compensate, we simply use the same context for everything
+ and hope that anything in the event context gets mapped before
+ UINT16_MAX is reached (which will be fine unless something seriously
+ weird is going on). If this fails there is nothing we can do, die.
+ */
+ assert(!map || strcmp(map, "http://lv2plug.in/ns/ext/event")
+ || id < UINT16_MAX);
+
+ return id;
+}
+
+static LV2_URID
+c_urid_map(LV2_URID_Map_Handle handle,
+ const char* uri)
{
- return uri_map_uri_to_id(this, map, uri);
+ URIMap* const me = (URIMap*)handle;
+ return me->uri_to_id(uri);
}
+static const char*
+c_urid_unmap(LV2_URID_Unmap_Handle handle,
+ LV2_URID urid)
+{
+ URIMap* const me = (URIMap*)handle;
+ return me->id_to_uri(urid);
+}
-uint32_t
-URIMap::uri_map_uri_to_id(LV2_URI_Map_Callback_Data callback_data,
- const char* /*map*/,
- const char* uri)
+URIMap::URIMap()
{
- // TODO: map ignored, < UINT16_MAX assumed
+ _uri_map_feature_data.uri_to_id = c_uri_map_uri_to_id;
+ _uri_map_feature_data.callback_data = this;
+ _uri_map_feature.URI = LV2_URI_MAP_URI;
+ _uri_map_feature.data = &_uri_map_feature_data;
+
+ _urid_map_feature_data.map = c_urid_map;
+ _urid_map_feature_data.handle = this;
+ _urid_map_feature.URI = LV2_URID_MAP_URI;
+ _urid_map_feature.data = &_urid_map_feature_data;
+
+ _urid_unmap_feature_data.unmap = c_urid_unmap;
+ _urid_unmap_feature_data.handle = this;
+ _urid_unmap_feature.URI = LV2_URID_UNMAP_URI;
+ _urid_unmap_feature.data = &_urid_unmap_feature_data;
+
+ urids.init(*this);
+}
- URIMap* me = (URIMap*)callback_data;
- uint32_t ret = 0;
+uint32_t
+URIMap::uri_to_id(const char* uri)
+{
+ Glib::Threads::Mutex::Lock lm (_lock);
- Map::iterator i = me->uri_map.find(uri);
- if (i != me->uri_map.end()) {
- ret = i->second;
- } else {
- ret = me->next_uri_id++;
- me->uri_map.insert(make_pair(string(uri), ret));
+ const std::string urimm(uri);
+ const Map::const_iterator i = _map.find(urimm);
+ if (i != _map.end()) {
+ return i->second;
}
+ const uint32_t id = _map.size() + 1;
+ _map.insert(std::make_pair(urimm, id));
+ _unmap.insert(std::make_pair(id, urimm));
+ return id;
+}
- /*cout << "URI MAP (" << (map ? (void*)map : NULL)
- << "): " << uri << " -> " << ret << endl;*/
+const char*
+URIMap::id_to_uri(const uint32_t id) const
+{
+ Glib::Threads::Mutex::Lock lm (_lock);
- assert(ret <= UINT16_MAX);
- return ret;
+ const Unmap::const_iterator i = _unmap.find(id);
+ return (i != _unmap.end()) ? i->second.c_str() : NULL;
}
-
} // namespace ARDOUR
projects / ardour.git / blobdiff