int JackMidiDriver::ProcessReadAsync()
{
int res = 0;
jack_log("JackMidiDriver::ProcessReadAsync");
// Read input buffers for the current cycle
if (Read() < 0) {
jack_error("JackMidiDriver::ProcessReadAsync: read error");
res = -1;
}
// Write output buffers from the previous cycle
if (Write() < 0) {
jack_error("JackMidiDriver::ProcessReadAsync: write error");
res = -1;
}
if (ResumeRefNum() < 0) {
jack_error("JackMidiDriver::ProcessReadAsync: ResumeRefNum error");
res = -1;
}
return res;
}
int JackMidiDriver::ProcessReadSync()
{
int res = 0;
// Read input buffers for the current cycle
if (Read() < 0) {
jack_error("JackMidiDriver::ProcessReadSync: read error");
res = -1;
}
if (ResumeRefNum() < 0) {
jack_error("JackMidiDriver::ProcessReadSync: ResumeRefNum error");
res = -1;
}
return res;
}
int JackLoopbackDriver::ProcessReadAsync()
{
int res = 0;
// Loopback copy
for (int i = 0; i < fCaptureChannels; i++) {
memcpy(GetInputBuffer(i), GetOutputBuffer(i), sizeof(jack_default_audio_sample_t) * fEngineControl->fBufferSize);
}
// Resume connected clients in the graph
if (ResumeRefNum() < 0) {
jack_error("JackLoopbackDriver::ProcessReadAsync - ResumeRefNum error");
res = -1;
}
return res;
}