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+/*
+ This file is part of Ingen.
+ Copyright 2007-2016 David Robillard <http://drobilla.net/>
+
+ Ingen is free software: you can redistribute it and/or modify it under the
+ terms of the GNU Affero General Public License as published by the Free
+ Software Foundation, either version 3 of the License, or 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 Affero General Public License for details.
+
+ You should have received a copy of the GNU Affero General Public License
+ along with Ingen. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef INGEN_ENGINE_LV2RESIZEFEATURE_HPP
+#define INGEN_ENGINE_LV2RESIZEFEATURE_HPP
+
+#include "ingen/LV2Features.hpp"
+#include "lv2/resize-port/resize-port.h"
+
+#include "BlockImpl.hpp"
+#include "Buffer.hpp"
+#include "PortImpl.hpp"
+
+namespace ingen {
+namespace server {
+
+struct ResizeFeature : public ingen::LV2Features::Feature {
+ static LV2_Resize_Port_Status resize_port(
+ LV2_Resize_Port_Feature_Data data,
+ uint32_t index,
+ size_t size) {
+ BlockImpl* block = (BlockImpl*)data;
+ PortImpl* port = block->port_impl(index);
+ if (block->context() == Context::ID::MESSAGE) {
+ port->buffer(0)->resize(size);
+ port->connect_buffers();
+ return LV2_RESIZE_PORT_SUCCESS;
+ }
+ return LV2_RESIZE_PORT_ERR_UNKNOWN;
+ }
+
+ const char* uri() const { return LV2_RESIZE_PORT_URI; }
+
+ SPtr<LV2_Feature> feature(World* w, Node* n) {
+ BlockImpl* block = dynamic_cast<BlockImpl*>(n);
+ if (!block)
+ return SPtr<LV2_Feature>();
+ LV2_Resize_Port_Resize* data
+ = (LV2_Resize_Port_Resize*)malloc(sizeof(LV2_Resize_Port_Resize));
+ data->data = block;
+ data->resize = &resize_port;
+ LV2_Feature* f = (LV2_Feature*)malloc(sizeof(LV2_Feature));
+ f->URI = LV2_RESIZE_PORT_URI;
+ f->data = data;
+ return SPtr<LV2_Feature>(f, &free_feature);
+ }
+};
+
+} // namespace server
+} // namespace ingen
+
+#endif // INGEN_ENGINE_LV2RESIZEFEATURE_HPP