comparison VamPipePluginLibrary.h @ 0:c226df029ac8

Start on plugin-library-to-json-request-response-handler adapter

+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
+
+/*
+    VamPipe
+
+    Centre for Digital Music, Queen Mary, University of London.
+    Copyright 2015-2016 QMUL.
+  
+    Permission is hereby granted, free of charge, to any person
+    obtaining a copy of this software and associated documentation
+    files (the "Software"), to deal in the Software without
+    restriction, including without limitation the rights to use, copy,
+    modify, merge, publish, distribute, sublicense, and/or sell copies
+    of the Software, and to permit persons to whom the Software is
+    furnished to do so, subject to the following conditions:
+
+    The above copyright notice and this permission notice shall be
+    included in all copies or substantial portions of the Software.
+
+    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+    EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+    NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
+    ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
+    CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+    WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+    Except as contained in this notice, the names of the Centre for
+    Digital Music; Queen Mary, University of London; and Chris Cannam
+    shall not be used in advertising or otherwise to promote the sale,
+    use or other dealings in this Software without prior written
+    authorization.
+*/
+
+#ifndef VAMPIPE_PLUGIN_LIBRARY_H
+#define VAMPIPE_PLUGIN_LIBRARY_H
+
+#include "bits/CountingPluginHandleMapper.h"
+#include "bits/RequestOrResponse.h"
+
+#include <vamp-hostsdk/PluginStaticData.h>
+#include <vamp-hostsdk/RequestResponse.h>
+
+#include <vector>
+#include <string>
+#include <cstring>
+
+namespace vampipe {
+
+class VamPipeAdapterBase;
+
+class VamPipePluginLibrary
+{
+public:
+    VamPipePluginLibrary(std::vector<VamPipeAdapterBase *> pp);
+    
+    const char *requestJson(const char *request) {
+	return strdup(requestJsonImpl(request).c_str());
+    }
+
+    void freeJson(const char *json) {
+	free(const_cast<char *>(json));
+    }
+    
+private:
+    std::string requestJsonImpl(std::string req);
+
+    RequestOrResponse readRequest(std::string req) const;
+    std::string writeResponse(const RequestOrResponse &resp) const;
+
+    //!!! pull out these next few into another class, a sort of mini
+    //!!! library-level analogue to PluginLoader ?
+    
+    //!!! no type for this in RequestResponse.h in vamp sdk, should there be?
+    std::vector<Vamp::HostExt::PluginStaticData> listPluginData() const;
+    Vamp::HostExt::LoadResponse loadPlugin(Vamp::HostExt::LoadRequest r) const;
+    Vamp::HostExt::ConfigurationResponse configurePlugin(Vamp::HostExt::
+							 ConfigurationRequest r) const;
+
+    std::map<std::string, VamPipeAdapterBase *> m_adapters; // pluginKey -> adapter
+    CountingPluginHandleMapper m_mapper;
+};
+
+}
+
+#endif