+void LegacyCaptureDevice::run_()
+{
+ session_ = libsigrok_device_->driver()->parent()->create_session();
+ session_->add_device(libsigrok_device_);
+ session_->add_datafeed_callback(bind(&LegacyCaptureDevice::datafeed_callback_, this, _1, _2));
+ session_->start();
+ session_->run();
+ task_->stop();
+}
+
+void LegacyInput::class_init(Gst::ElementClass<LegacyInput> *klass)
+{
+ klass->set_metadata("sigrok legacy input",
+ "Transform", "Wrapper for inputs using legacy libsigrok APIs",
+ "Martin Ling");
+
+ klass->add_pad_template(Gst::PadTemplate::create(
+ "sink",
+ Gst::PAD_SINK,
+ Gst::PAD_ALWAYS,
+ Gst::Caps::create_any()));
+
+ klass->add_pad_template(Gst::PadTemplate::create(
+ "src",
+ Gst::PAD_SRC,
+ Gst::PAD_ALWAYS,
+ Gst::Caps::create_any()));
+}
+
+bool LegacyInput::register_element(Glib::RefPtr<Gst::Plugin> plugin)
+{
+ Gst::ElementFactory::register_element(plugin, "sigrok_legacy_input",
+ 0, Gst::register_mm_type<LegacyInput>(
+ "sigrok_legacy_input"));
+
+ return true;
+}
+
+LegacyInput::LegacyInput(GstElement *gobj) :
+ Glib::ObjectBase(typeid(LegacyInput)),
+ Gst::Element(gobj)
+{
+ add_pad(sink_pad_ = Gst::Pad::create(get_pad_template("sink"), "sink"));
+ add_pad(src_pad_ = Gst::Pad::create(get_pad_template("src"), "src"));
+ sink_pad_->set_chain_function(sigc::mem_fun(*this, &LegacyInput::chain));
+}
+
+Glib::RefPtr<LegacyInput> LegacyInput::create(
+ shared_ptr<sigrok::InputFormat> libsigrok_input_format,
+ map<string, Glib::VariantBase> options)
+{
+ auto element = Gst::ElementFactory::create_element("sigrok_legacy_input");
+ if (!element)
+ throw runtime_error("Failed to create element - plugin not registered?");
+ auto input = Glib::RefPtr<LegacyInput>::cast_static(element);
+ input->libsigrok_input_format_ = libsigrok_input_format;
+ input->options_ = options;
+
+ return input;
+}
+
+bool LegacyInput::start_vfunc()
+{
+ libsigrok_input_ = libsigrok_input_format_->create_input(options_);
+ auto context = libsigrok_input_format_->parent();
+ session_ = context->create_session();
+ session_->add_device(libsigrok_input_->device());
+ session_->add_datafeed_callback(bind(&LegacyInput::datafeed_callback_, this, _1, _2));
+ session_->start();
+
+ return true;
+}
+
+void LegacyInput::datafeed_callback_(
+ shared_ptr<sigrok::Device> device,
+ shared_ptr<sigrok::Packet> packet)
+{
+ (void)device;
+
+ switch (packet->type()->id()) {
+ case SR_DF_LOGIC: {
+ auto logic = static_pointer_cast<sigrok::Logic>(packet->payload());
+ auto mem = Gst::Memory::create(
+ Gst::MEMORY_FLAG_READONLY,
+ logic->data_pointer(),
+ logic->data_length(),
+ 0,
+ logic->data_length());
+ auto buf = Gst::Buffer::create();
+ buf->append_memory(move(mem));
+ src_pad_->push(move(buf));
+ break;
+ }
+ case SR_DF_END:
+ session_->stop();
+ src_pad_->push_event(Gst::EventEos::create());
+ break;
+ default:
+ break;
+ }
+}
+
+Gst::FlowReturn LegacyInput::chain(const Glib::RefPtr<Gst::Pad> &,
+ const Glib::RefPtr<Gst::Buffer> &buf)
+{
+ Gst::MapInfo info;
+ buf->map(info, Gst::MAP_READ);
+ libsigrok_input_->send(info.get_data(), info.get_size());
+ buf->unmap(info);
+
+ return Gst::FLOW_OK;
+}
+
+bool LegacyInput::stop_vfunc()
+{
+ libsigrok_input_->end();
+
+ return true;
+}
+
+void LegacyOutput::class_init(Gst::ElementClass<LegacyOutput> *klass)
+{
+ klass->set_metadata("sigrok legacy output",
+ "Sink", "Wrapper for outputs using legacy libsigrok APIs",
+ "Martin Ling");
+
+ klass->add_pad_template(Gst::PadTemplate::create(
+ "sink",
+ Gst::PAD_SINK,
+ Gst::PAD_ALWAYS,
+ Gst::Caps::create_any()));
+}
+
+bool LegacyOutput::register_element(Glib::RefPtr<Gst::Plugin> plugin)
+{
+ Gst::ElementFactory::register_element(plugin, "sigrok_legacy_output",
+ 0, Gst::register_mm_type<LegacyOutput>(
+ "sigrok_legacy_output"));
+
+ return true;
+}
+
+LegacyOutput::LegacyOutput(GstBaseSink *gobj) :
+ Glib::ObjectBase(typeid(LegacyOutput)),
+ Sink(gobj)
+{
+}
+
+Glib::RefPtr<LegacyOutput>LegacyOutput::create(
+ shared_ptr<sigrok::OutputFormat> libsigrok_output_format,
+ shared_ptr<sigrok::Device> libsigrok_device,
+ map<string, Glib::VariantBase> options)