X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Furi_map.cc;h=cdbdbd564c2ad360aed60e6fa603834919289494;hb=30b087ab3d28f1585987fa3f6ae006562ae192e3;hp=a551a5b5a451fbef5ee20af4a6a73d1a9a4bd414;hpb=2a6dcddcc513fa3ebc1aad4b2e5fede62277aba5;p=ardour.git diff --git a/libs/ardour/uri_map.cc b/libs/ardour/uri_map.cc index a551a5b5a4..cdbdbd564c 100644 --- a/libs/ardour/uri_map.cc +++ b/libs/ardour/uri_map.cc @@ -1,7 +1,7 @@ /* - 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 @@ -15,62 +15,156 @@ 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 -#include +#include +#include + #include -#include "ardour/uri_map.h" +#include + +#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