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| -rw-r--r-- | src/libs/engine/LV2Info.cpp | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/src/libs/engine/LV2Info.cpp b/src/libs/engine/LV2Info.cpp new file mode 100644 index 00000000..23f2ede6 --- /dev/null +++ b/src/libs/engine/LV2Info.cpp @@ -0,0 +1,83 @@ +/* This file is part of Ingen. + * Copyright (C) 2008 Dave Robillard <http://drobilla.net> + * + * Ingen 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. + * + * Ingen 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 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 St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#define __STDC_LIMIT_MACROS 1 +#include <cassert> +#include <iostream> +#include <stdint.h> +#include "LV2Info.hpp" + +using namespace std; + +namespace Ingen { + +LV2Info::LV2Info(SLV2World world) + : input_class(slv2_value_new_uri(world, SLV2_PORT_CLASS_INPUT)) + , output_class(slv2_value_new_uri(world, SLV2_PORT_CLASS_OUTPUT)) + , control_class(slv2_value_new_uri(world, SLV2_PORT_CLASS_CONTROL)) + , audio_class(slv2_value_new_uri(world, SLV2_PORT_CLASS_AUDIO)) + , event_class(slv2_value_new_uri(world, SLV2_PORT_CLASS_EVENT)) + , next_uri_id(1) + , lv2_features(new LV2_Feature*[2]) +{ + uri_map_feature_data.uri_to_id = &LV2Info::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; + + lv2_features[0] = &uri_map_feature; + lv2_features[1] = NULL; +} + + +LV2Info::~LV2Info() +{ + slv2_value_free(input_class); + slv2_value_free(output_class); + slv2_value_free(control_class); + slv2_value_free(audio_class); + slv2_value_free(event_class); +} + + + +uint32_t +LV2Info::uri_map_uri_to_id(LV2_URI_Map_Callback_Data callback_data, + const char* map, + const char* uri) +{ + // TODO: map ignored, < UINT16_MAX assumed + + LV2Info* me = (LV2Info*)callback_data; + uint32_t ret = 0; + + URIMap::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)); + } + + cout << "URI MAP (" << map << "): " << uri << " -> " << ret << endl; + + assert(ret <= UINT16_MAX); + return ret; +} + + +} // namespace Ingen |