annotate vamp-support/PluginOutputIdMapper.h @ 97:427c4c725085

Bring in the Request/Response classes that were in the Vamp SDK, adding them to vamp-support in here instead

/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */

/*
    Piper C++

    Centre for Digital Music, Queen Mary, University of London.
    Copyright 2006-2016 Chris Cannam and QMUL.
  
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*/

#ifndef PIPER_PLUGIN_ID_MAPPER_H
#define PIPER_PLUGIN_ID_MAPPER_H

#include <vamp-hostsdk/Plugin.h>

#include <map>
#include <string>

namespace piper_vamp {

class PluginOutputIdMapper
{
public:
    virtual ~PluginOutputIdMapper() { }

    /**
     * Return the index of the given output id in the plugin. The
     * first output has index 0. If the given output id is unknown,
     * return -1.
     */
    virtual int idToIndex(std::string outputId) const noexcept = 0;

    /**
     * Return the id of the output with the given index in the
     * plugin. If the index is out of range, return the empty string.
     */
    virtual std::string indexToId(int index) const noexcept = 0;
};

}

#endif