+ }
+}
+
+void Session::signal_new_segment()
+{
+ int new_segment_id = 0;
+
+ if ((cur_logic_segment_ != nullptr) || !cur_analog_segments_.empty()) {
+
+ // Determine new frame/segment number, assuming that all
+ // signals have the same number of frames/segments
+ if (cur_logic_segment_) {
+ new_segment_id = logic_data_->get_segment_count() - 1;
+ } else {
+ shared_ptr<sigrok::Channel> any_channel =
+ (*cur_analog_segments_.begin()).first;
+
+ shared_ptr<data::SignalBase> base = signalbase_from_channel(any_channel);
+ assert(base);
+
+ shared_ptr<data::Analog> data(base->analog_data());
+ assert(data);
+
+ new_segment_id = data->get_segment_count() - 1;
+ }
+ }
+
+ if (new_segment_id > highest_segment_id_) {
+ highest_segment_id_ = new_segment_id;
+ new_segment(highest_segment_id_);
+ }
+}
+
+void Session::signal_segment_completed()
+{
+ int segment_id = 0;
+
+ for (const shared_ptr<data::SignalBase>& signalbase : signalbases_) {
+ // We only care about analog and logic channels, not derived ones
+ if (signalbase->type() == data::SignalBase::AnalogChannel) {
+ segment_id = signalbase->analog_data()->get_segment_count() - 1;
+ break;
+ }
+
+ if (signalbase->type() == data::SignalBase::LogicChannel) {
+ segment_id = signalbase->logic_data()->get_segment_count() - 1;
+ break;
+ }
+ }
+
+ if (segment_id >= 0)
+ segment_completed(segment_id);
+}
+
+#ifdef ENABLE_FLOW
+bool Session::on_gst_bus_message(const Glib::RefPtr<Gst::Bus>& bus, const Glib::RefPtr<Gst::Message>& message)
+{
+ (void)bus;
+
+ if ((message->get_source() == pipeline_) && \
+ ((message->get_message_type() == Gst::MESSAGE_EOS)))
+ pipeline_done_cond_.notify_one();
+
+ // TODO Also evaluate MESSAGE_STREAM_STATUS to receive error notifications
+
+ return true;
+}
+
+Gst::FlowReturn Session::on_gst_new_sample()
+{
+ RefPtr<Gst::Sample> sample = sink_->pull_sample();
+ RefPtr<Gst::Buffer> buf = sample->get_buffer();
+
+ for (uint32_t block_id = 0; block_id < buf->n_memory(); block_id++) {
+ RefPtr<Gst::Memory> buf_mem = buf->get_memory(block_id);
+ Gst::MapInfo mapinfo;
+ buf_mem->map(mapinfo, Gst::MAP_READ);
+
+ shared_ptr<sigrok::Packet> logic_packet =
+ sr_context->create_logic_packet(mapinfo.get_data(), buf->get_size(), 1);
+
+ try {
+ feed_in_logic(dynamic_pointer_cast<sigrok::Logic>(logic_packet->payload()));
+ } catch (bad_alloc&) {
+ out_of_memory_ = true;
+ device_->stop();
+ buf_mem->unmap(mapinfo);
+ return Gst::FLOW_ERROR;