Vamp Plugin Tester

Tester::TestRegistrar<TestDifferentStartTimes>

TestDifferentStartTimes::m_registrar("D4 Consecutive runs with different start times");

Test::Results

TestDifferentStartTimes::test(string key)

{

    Plugin::FeatureSet f[2];

    int rate = 44100;

    Results r;

    float **data = 0;

    size_t channels = 0;

    size_t count = 100;

    for (int run = 0; run < 2; ++run) {

        auto_ptr<Plugin> p(load(key, rate));

        if (!initAdapted(p.get(), channels, _step, _step, r)) return r;

        if (!data) data = createTestAudio(channels, _step, count);

        for (size_t i = 0; i < count; ++i) {

            float *ptr[channels];

            size_t idx = i * _step;

            for (size_t c = 0; c < channels; ++c) ptr[c] = data[c] + idx;

            RealTime timestamp = RealTime::frame2RealTime(idx, rate);

            if (run == 1) timestamp = timestamp + RealTime::fromSeconds(10);

            Plugin::FeatureSet fs = p->process(ptr, timestamp);

            appendFeatures(f[run], fs);

        }

        Plugin::FeatureSet fs = p->getRemainingFeatures();

        appendFeatures(f[run], fs);

    }

    if (data) destroyTestAudio(data, channels);

    if (f[0] == f[1]) {

        r.push_back(warning("Consecutive runs with different starting timestamps produce the same result"));

    } else {

        r.push_back(success());

    }

    return r;

}