cannam@150: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
cannam@150: /*
cannam@150: Piper C++
cannam@150:
cannam@150: An API for audio analysis and feature extraction plugins.
cannam@150:
cannam@150: Centre for Digital Music, Queen Mary, University of London.
cannam@150: Copyright 2006-2016 Chris Cannam and QMUL.
cannam@150:
cannam@150: Permission is hereby granted, free of charge, to any person
cannam@150: obtaining a copy of this software and associated documentation
cannam@150: files (the "Software"), to deal in the Software without
cannam@150: restriction, including without limitation the rights to use, copy,
cannam@150: modify, merge, publish, distribute, sublicense, and/or sell copies
cannam@150: of the Software, and to permit persons to whom the Software is
cannam@150: furnished to do so, subject to the following conditions:
cannam@150:
cannam@150: The above copyright notice and this permission notice shall be
cannam@150: included in all copies or substantial portions of the Software.
cannam@150:
cannam@150: THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
cannam@150: EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
cannam@150: MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
cannam@150: NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
cannam@150: ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
cannam@150: CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
cannam@150: WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
cannam@150:
cannam@150: Except as contained in this notice, the names of the Centre for
cannam@150: Digital Music; Queen Mary, University of London; and Chris Cannam
cannam@150: shall not be used in advertising or otherwise to promote the sale,
cannam@150: use or other dealings in this Software without prior written
cannam@150: authorization.
cannam@150: */
cannam@150:
cannam@150: #include "ProcessQtTransport.h"
cannam@150: #include "CapnpRRClient.h"
cannam@208: #include "PiperAutoPlugin.h"
cannam@150:
cannam@150: #include <stdexcept>
cannam@150:
cannam@150: using std::cerr;
cannam@150: using std::endl;
cannam@150: using std::exception;
cannam@150: using std::vector;
cannam@150:
cannam@150: int main(int argc, char **argv)
cannam@150: {
cannam@150: if (argc != 2) {
cannam@150: cerr << "Usage: " << argv[0] << " <server-executable-path>" << endl;
cannam@150: return 2;
cannam@150: }
cannam@150:
cannam@150: try {
cannam@150: piper_vamp::client::ProcessQtTransport transport(argv[1], "capnp", nullptr);
cannam@150: if (!transport.isOK()) {
cannam@150: cerr << "ERROR: Transport failed to start" << endl;
cannam@150: return 1;
cannam@150: }
cannam@150:
cannam@150: piper_vamp::client::CapnpRRClient client(&transport, nullptr);
cannam@150:
cannam@207: piper_vamp::ListResponse lr = client.list({});
cannam@150: cerr << "Plugins available:" << endl;
cannam@150: int i = 1;
cannam@150: for (const auto &p: lr.available) {
cannam@150: cerr << i++ << ". [" << p.pluginKey << "] " << p.basic.name << endl;
cannam@150: }
cannam@150:
cannam@150: piper_vamp::LoadRequest req;
cannam@150: req.pluginKey = "vamp-example-plugins:zerocrossing";
cannam@150: req.inputSampleRate = 16;
cannam@207: piper_vamp::LoadResponse resp = client.load(req);
cannam@150: Vamp::Plugin *plugin = resp.plugin;
cannam@150:
cannam@150: if (!plugin->initialise(1, 4, 4)) {
cannam@150: cerr << "initialisation failed" << endl;
cannam@150: } else {
cannam@150: vector<float> buf = { 1.0, -1.0, 1.0, -1.0 };
cannam@150: float *bd = buf.data();
cannam@150: Vamp::Plugin::FeatureSet features = plugin->process
cannam@150: (&bd, Vamp::RealTime::zeroTime);
cannam@150: cerr << "results for output 0:" << endl;
cannam@150: auto fl(features[0]);
cannam@150: for (const auto &f: fl) {
cannam@150: cerr << f.values[0] << endl;
cannam@150: }
cannam@150: }
cannam@150:
cannam@150: (void)plugin->getRemainingFeatures();
cannam@150:
cannam@150: cerr << "calling reset..." << endl;
cannam@150: plugin->reset();
cannam@150: cerr << "...round 2!" << endl;
cannam@150:
cannam@150: vector<float> buf = { 1.0, -1.0, 1.0, -1.0 };
cannam@150: float *bd = buf.data();
cannam@150: Vamp::Plugin::FeatureSet features = plugin->process
cannam@150: (&bd, Vamp::RealTime::zeroTime);
cannam@150: cerr << "results for output 0:" << endl;
cannam@150: auto fl(features[0]);
cannam@150: for (const auto &f: fl) {
cannam@150: cerr << f.values[0] << endl;
cannam@150: }
cannam@150:
cannam@150: (void)plugin->getRemainingFeatures();
cannam@150:
cannam@150: delete plugin;
cannam@150:
cannam@208: // Let's try a crazy PiperAutoPlugin
cannam@150:
cannam@208: piper_vamp::client::PiperAutoPlugin ap
cannam@150: (argv[1], "vamp-example-plugins:zerocrossing", 16, 0, nullptr);
cannam@150:
cannam@150: if (!ap.isOK()) {
cannam@208: cerr << "PiperAutoPlugin creation failed" << endl;
cannam@150: } else {
cannam@150: if (!ap.initialise(1, 4, 4)) {
cannam@150: cerr << "initialisation failed" << endl;
cannam@150: } else {
cannam@150: vector<float> buf = { 1.0, -1.0, 1.0, -1.0 };
cannam@150: float *bd = buf.data();
cannam@150: Vamp::Plugin::FeatureSet features = ap.process
cannam@150: (&bd, Vamp::RealTime::zeroTime);
cannam@150: cerr << "results for output 0:" << endl;
cannam@150: auto fl(features[0]);
cannam@150: for (const auto &f: fl) {
cannam@150: cerr << f.values[0] << endl;
cannam@150: }
cannam@150: }
cannam@150: }
cannam@150: } catch (const exception &e) {
cannam@150: cerr << "ERROR: Exception caught: " << e.what() << endl;
cannam@150: return 1;
cannam@150: }
cannam@150:
cannam@150: return 0;
cannam@150: }
cannam@150: