for (PortSet::const_iterator it = ports.begin(); it != ports.end(); ++it) {
if (*it != 0) {
- Sample* port_buffer = (*it)->get_audio_buffer(frames, 0).data();
+ Sample* port_buffer = (*it)->get_audio_buffer(frames).data();
for (uint32_t i = 0; i < frames; ++i) {
data[i] += (float) port_buffer[i];