String open (const BigInteger& inputChannels, const BigInteger& outputChannels,
double /* sampleRate */, int /* bufferSizeSamples */)
{
jack_Log ("opening client");
lastError = client.open (KV_JACK_NAME, 0);
if (lastError.isNotEmpty())
{
jack_Log (lastError);
return lastError;
}
DBG("num inputs: " << inputChannels.getHighestBit());
DBG("num outputs: " << outputChannels.getHighestBit());
jack_on_shutdown (client, JackDevice::shutdownCallback, this);
jack_set_error_function (JackDevice::errorCallback);
jack_set_port_connect_callback (client, JackDevice::portConnectCallback, this);
jack_set_process_callback (client, JackDevice::processCallback, this);
jack_set_thread_init_callback (client, JackDevice::threadInitCallback, this);
jack_set_port_registration_callback (client, JackDevice::_portRegistration, this);
client.registerPort ("audio_1", Jack::audioPort, JackPortIsOutput);
client.registerPort ("audio_2", Jack::audioPort, JackPortIsOutput);
return lastError;
}
String open (const BigInteger& inputChannels, const BigInteger& outputChannels,
double /* sampleRate */, int /* bufferSizeSamples */)
{
if (client == nullptr)
{
lastError = "No JACK client running";
return lastError;
}
lastError = String::empty;
close();
juce::jack_set_process_callback (client, processCallback, this);
juce::jack_set_port_connect_callback (client, portConnectCallback, this);
juce::jack_on_shutdown (client, shutdownCallback, this);
juce::jack_activate (client);
isOpen_ = true;
if (! inputChannels.isZero())
{
if (const char** const ports = getJackPorts (client, true))
{
const int numInputChannels = inputChannels.getHighestBit() + 1;
for (int i = 0; i < numInputChannels; ++i)
{
const String portName (ports[i]);
if (inputChannels[i] && portName.upToFirstOccurrenceOf (":", false, false) == getName())
{
int error = juce::jack_connect (client, ports[i], juce::jack_port_name ((jack_port_t*) inputPorts[i]));
if (error != 0)
jack_Log ("Cannot connect input port " + String (i) + " (" + String (ports[i]) + "), error " + String (error));
}
}
free (ports);
}
}
if (! outputChannels.isZero())
{
if (const char** const ports = getJackPorts (client, false))
{
const int numOutputChannels = outputChannels.getHighestBit() + 1;
for (int i = 0; i < numOutputChannels; ++i)
{
const String portName (ports[i]);
if (outputChannels[i] && portName.upToFirstOccurrenceOf (":", false, false) == getName())
{
int error = juce::jack_connect (client, juce::jack_port_name ((jack_port_t*) outputPorts[i]), ports[i]);
if (error != 0)
jack_Log ("Cannot connect output port " + String (i) + " (" + String (ports[i]) + "), error " + String (error));
}
}
free (ports);
}
}
return lastError;
}
