view vamp-client/qt/test.cpp @ 270:60ff32818c30

Extend tests to cover two different ways of handling freq-domain data. Currently failing

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

  An API for audio analysis and feature extraction plugins.

  Centre for Digital Music, Queen Mary, University of London.
  Copyright 2006-2016 Chris Cannam and 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
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  of the Software, and to permit persons to whom the Software is
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  The above copyright notice and this permission notice shall be
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  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,
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*/

#include "ProcessQtTransport.h"
#include "CapnpRRClient.h"
#include "PiperAutoPlugin.h"

#include <vamp-hostsdk/PluginInputDomainAdapter.h>

#include <stdexcept>

using std::cerr;
using std::endl;
using std::exception;
using std::vector;
using std::string;

int main(int argc, char **argv)
{
    if (argc != 2) {
        cerr << "Usage: " << argv[0] << " <server-executable-path>" << endl;
        return 2;
    }

    string server = argv[1];
    string format = "capnp";
    string zeroCrossing = "vamp-example-plugins:zerocrossing";
    string powerSpectrum = "vamp-example-plugins:powerspectrum";
    piper_vamp::client::LogCallback *logger = nullptr;
    
    try {
        cerr << endl << "*** Test: starting transport" << endl;
        piper_vamp::client::ProcessQtTransport transport(server, format, logger);
        if (!transport.isOK()) {
            cerr << "ERROR: Transport failed to start" << endl;
            return 1;
        }
        cerr << "OK" << endl;

        cerr << endl << "*** Test: constructing client" << endl;
        piper_vamp::client::CapnpRRClient client(&transport, logger);
        cerr << "OK" << endl;

        cerr << endl << "*** Test: listing plugins" << endl;
        piper_vamp::ListResponse lr = client.list({});
        cerr << "OK; plugins are:" << endl;
        int i = 1;
        for (const auto &p: lr.available) {
            cerr << i++ << ". [" << p.pluginKey << "] " << p.basic.name << endl;
        }

        enum {
            explicitServer = 1,
            autoServer = 2
        };
        enum {
            timeDomain = 1,
            frequencyDomainServerSide = 2,
            frequencyDomainClientSide = 3
        };

        for (int domain = timeDomain;
             domain <= frequencyDomainClientSide;
             ++domain) {

            for (int serverSort = explicitServer;
                 serverSort <= autoServer;
                 ++serverSort) {

                string id = zeroCrossing;
                if (domain == frequencyDomainServerSide ||
                    domain == frequencyDomainClientSide) {
                    id = powerSpectrum;
                }
            
                Vamp::Plugin *plugin = nullptr;

                int adapterFlags = 0;
                if (domain == frequencyDomainServerSide) {
                    adapterFlags = (int)
                        Vamp::HostExt::PluginLoader::ADAPT_INPUT_DOMAIN;
                }

                if (serverSort == explicitServer) {
            
                    cerr << endl << "*** Test: loading \"" << id
                         << "\" with explicit server" << endl;
                    
                    piper_vamp::LoadRequest req;
                    req.pluginKey = id;
                    req.inputSampleRate = 16;
                    req.adapterFlags = adapterFlags;
                    piper_vamp::LoadResponse resp = client.load(req);
                    plugin = resp.plugin;
                    if (!plugin) {
                        cerr << "ERROR: plugin is null" << endl;
                        return 1;
                    }
                    cerr << "OK" << endl;

                } else {
                
                    cerr << endl << "*** Test: loading \"" << id
                         << "\" with auto-plugin" << endl;
                    
                    piper_vamp::client::PiperAutoPlugin *ap =
                        new piper_vamp::client::PiperAutoPlugin
                        (server, id, 16, adapterFlags, logger);
                    if (!ap->isOK()) {
                        cerr << "ERROR: PiperAutoPlugin creation failed" << endl;
                        return 1;
                    }
                    cerr << "OK" << endl;

                    plugin = ap;
                }

                if (domain == frequencyDomainClientSide) {
                    cerr << "*** Test: creating input-domain adapter" << endl;
                    plugin = new Vamp::HostExt::PluginInputDomainAdapter(plugin);
                    cerr << "OK" << endl;
                }

                cerr << endl << "*** Test: initialising plugin" << endl;
                if (!plugin->initialise(1, 4, 4)) {
                    cerr << "ERROR: initialisation failed" << endl;
                    return 1;
                }
                cerr << "OK" << endl;

                for (int round = 1; round <= 2; ++round) {
                    cerr << endl << "*** Test: processing"
                         << " (domain " << domain
                         << ", sort " << serverSort
                         << ", round " << round << ")" << endl;

                    vector<float> buf = { 1.0, -1.0, 1.0, -1.0 };
                    float *bd = buf.data();
                    Vamp::Plugin::FeatureSet features = plugin->process
                        (&bd, Vamp::RealTime::zeroTime);
                    cerr << "OK, process succeeded" << endl;
                    if (features[0].size() != 1) {
                        cerr << "ERROR: wrong number of features on output 0"
                             << " (expected 1, obtained " << features[0].size() << ")"
                             << endl;
                        return 1;
                    }
                    vector<float> expected;
                    if (domain == timeDomain) {
                        expected.push_back(4);
                    } else {
                        // these would be 0, 0, 16 if we were
                        // calculating the power spectrum without
                        // windowing - but the input domain adapter
                        // does window, and an asymmetrical Hann
                        // window gives these results
                        expected.push_back(0);
                        expected.push_back(1);
                        expected.push_back(4);
                    }
                    
                    if (features[0][0].values.size() != expected.size()) {
                        cerr << "ERROR: wrong size for feature on output 0"
                             << " (expected " << expected.size()
                             << ", obtained "
                             << features[0][0].values.size() << ")" << endl;
                        return 1;
                    }
                    for (size_t i = 0; i < expected.size(); ++i) {
                        if (features[0][0].values[i] != expected[i]) {
                            cerr << "ERROR: wrong value for index " << i
                                 << " of feature on output 0"
                                 << " (expected " << expected[i]
                                 << ", obtained "
                                 << features[0][0].values[i] << ")" << endl;
                            cerr << "(All obtained values are:";
                            for (size_t j = 0; j < expected.size(); ++j) {
                                cerr << " " << features[0][0].values[j];
                            }
                            cerr << ")" << endl;
                            return 1;
                        }
                    }
                    cerr << "OK, results are correct" << endl;

                    (void)plugin->getRemainingFeatures();

                    if (round == 1) {
                        cerr << endl << "*** Test: resetting plugin for round 2" << endl;
                        plugin->reset();
                        cerr << "OK" << endl;
                    }
                }

                cerr << endl << "*** Test: deleting plugin" << endl;
                delete plugin;
                cerr << "OK" << endl;
            }
        }

    } catch (const exception &e) {
        cerr << "ERROR: Exception caught: " << e.what() << endl;
        return 1;
    }

    cerr << endl << "*** All tests succeeded" << endl;
        
    return 0;
}