NO-OP: return early, remove scope
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3ce2cf937e
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576840c09e
@ -267,98 +267,98 @@ MidiPort::resolve_notes (void* port_buffer, MidiBuffer::TimeType when)
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void
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MidiPort::flush_buffers (pframes_t nframes)
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{
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if (sends_output ()) {
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if (!sends_output ()) {
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return;
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}
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void* port_buffer = 0;
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void* port_buffer = 0;
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if (_resolve_required) {
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port_buffer = port_engine.get_buffer (_port_handle, nframes);
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/* resolve all notes at the start of the buffer */
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resolve_notes (port_buffer, _global_port_buffer_offset);
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_resolve_required = false;
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}
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if (_resolve_required) {
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port_buffer = port_engine.get_buffer (_port_handle, nframes);
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/* resolve all notes at the start of the buffer */
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resolve_notes (port_buffer, _global_port_buffer_offset);
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_resolve_required = false;
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}
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if (_buffer->empty()) {
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return;
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}
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if (_buffer->empty()) {
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return;
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}
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if (!port_buffer) {
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port_buffer = port_engine.get_buffer (_port_handle, nframes);
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}
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if (!port_buffer) {
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port_buffer = port_engine.get_buffer (_port_handle, nframes);
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}
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double speed_ratio = (flags () & TransportGenerator) ? 1.0 : resample_ratio ();
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double speed_ratio = (flags () & TransportGenerator) ? 1.0 : resample_ratio ();
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for (MidiBuffer::iterator i = _buffer->begin(); i != _buffer->end(); ++i) {
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std::shared_ptr<MIDI::Parser> trace_parser = _trace_parser.lock ();
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const Evoral::Event<MidiBuffer::TimeType> ev (*i, false);
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for (MidiBuffer::iterator i = _buffer->begin(); i != _buffer->end(); ++i) {
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const samplepos_t adjusted_time = ev.time() + _global_port_buffer_offset;
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const Evoral::Event<MidiBuffer::TimeType> ev (*i, false);
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if (sends_output()) {
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std::shared_ptr<MIDI::Parser> trace_parser = _trace_parser.lock ();
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if (trace_parser) {
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uint8_t const * const buf = ev.buffer();
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const samplepos_t now = AudioEngine::instance()->sample_time_at_cycle_start();
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/* event times are in samples, relative to cycle start */
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const samplepos_t adjusted_time = ev.time() + _global_port_buffer_offset;
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trace_parser->set_timestamp (now + adjusted_time / speed_ratio);
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/* MIDI Tracer */
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if (trace_parser) {
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uint8_t const * const buf = ev.buffer();
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const samplepos_t now = AudioEngine::instance()->sample_time_at_cycle_start();
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uint32_t limit = ev.size();
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trace_parser->set_timestamp (now + adjusted_time / speed_ratio);
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for (size_t n = 0; n < limit; ++n) {
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trace_parser->scanner (buf[n]);
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}
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}
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uint32_t limit = ev.size();
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for (size_t n = 0; n < limit; ++n) {
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trace_parser->scanner (buf[n]);
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}
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// event times are in samples, relative to cycle start
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}
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#ifndef NDEBUG
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if (DEBUG_ENABLED (DEBUG::MidiIO)) {
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const Session* s = AudioEngine::instance()->session();
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const samplepos_t now = (s ? s->transport_sample() : 0);
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DEBUG_STR_DECL(a);
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DEBUG_STR_APPEND(a, string_compose ("MidiPort %7 %1 pop event @ %2[%7] (global %4, within %5 gpbo %6 sz %3 ", _buffer, adjusted_time, ev.size(),
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now + adjusted_time, nframes, _global_port_buffer_offset, name(), ev.time()));
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for (size_t i=0; i < ev.size(); ++i) {
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DEBUG_STR_APPEND(a,hex);
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DEBUG_STR_APPEND(a,"0x");
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DEBUG_STR_APPEND(a,(int)(ev.buffer()[i]));
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DEBUG_STR_APPEND(a,' ');
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}
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DEBUG_STR_APPEND(a,'\n');
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DEBUG_TRACE (DEBUG::MidiIO, DEBUG_STR(a).str());
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if (DEBUG_ENABLED (DEBUG::MidiIO)) {
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const Session* s = AudioEngine::instance()->session();
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const samplepos_t now = (s ? s->transport_sample() : 0);
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DEBUG_STR_DECL(a);
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DEBUG_STR_APPEND(a, string_compose ("MidiPort %7 %1 pop event @ %2[%7] (global %4, within %5 gpbo %6 sz %3 ", _buffer, adjusted_time, ev.size(),
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now + adjusted_time, nframes, _global_port_buffer_offset, name(), ev.time()));
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for (size_t i=0; i < ev.size(); ++i) {
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DEBUG_STR_APPEND(a,hex);
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DEBUG_STR_APPEND(a,"0x");
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DEBUG_STR_APPEND(a,(int)(ev.buffer()[i]));
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DEBUG_STR_APPEND(a,' ');
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}
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DEBUG_STR_APPEND(a,'\n');
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DEBUG_TRACE (DEBUG::MidiIO, DEBUG_STR(a).str());
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}
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#endif
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// XXX consider removing this check for optimized builds
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// and just send 'em all, at cycle_end
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// see AudioEngine::split_cycle (), PortManager::cycle_end()
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if ((adjusted_time >= _global_port_buffer_offset) && (adjusted_time < _global_port_buffer_offset + nframes)) {
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pframes_t tme = floor (adjusted_time / speed_ratio);
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if (port_engine.midi_event_put (port_buffer, tme, ev.buffer(), ev.size()) != 0) {
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cerr << "write failed, dropped event, time " << adjusted_time << '/' << ev.time() << endl;
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}
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} else {
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pframes_t tme = floor (adjusted_time / speed_ratio);
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cerr << "Dropped outgoing MIDI event. time " << adjusted_time
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<< " (" << ev.time() << ") @" << speed_ratio << " = " << tme
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<< " out of range [" << _global_port_buffer_offset
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<< " .. " << _global_port_buffer_offset + nframes
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<< "]";
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for (size_t xx = 0; xx < ev.size(); ++xx) {
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cerr << ' ' << hex << (int) ev.buffer()[xx];
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}
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cerr << dec << endl;
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// XXX consider removing this check for optimized builds
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// and just send 'em all, at cycle_end
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// see AudioEngine::split_cycle (), PortManager::cycle_end()
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if ((adjusted_time >= _global_port_buffer_offset) && (adjusted_time < _global_port_buffer_offset + nframes)) {
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pframes_t tme = floor (adjusted_time / speed_ratio);
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if (port_engine.midi_event_put (port_buffer, tme, ev.buffer(), ev.size()) != 0) {
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cerr << "write failed, dropped event, time " << adjusted_time << '/' << ev.time() << endl;
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}
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} else {
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pframes_t tme = floor (adjusted_time / speed_ratio);
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cerr << "Dropped outgoing MIDI event. time " << adjusted_time
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<< " (" << ev.time() << ") @" << speed_ratio << " = " << tme
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<< " out of range [" << _global_port_buffer_offset
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<< " .. " << _global_port_buffer_offset + nframes
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<< "]";
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for (size_t xx = 0; xx < ev.size(); ++xx) {
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cerr << ' ' << hex << (int) ev.buffer()[xx];
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}
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cerr << dec << endl;
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}
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}
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/* done.. the data has moved to the port buffer, mark it so,
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* unless we're exporting in which PortExportMIDI::read
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* needs to read it at the end of a process cycle.
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*/
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if (!AudioEngine::instance()->session()->exporting ()) {
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_buffer->clear ();
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}
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/* done.. the data has moved to the port buffer, mark it so,
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* unless we're exporting in which PortExportMIDI::read
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* needs to read it at the end of a process cycle.
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*/
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if (!AudioEngine::instance()->session()->exporting ()) {
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_buffer->clear ();
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}
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}
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