Session: Enable logic data acquisition using gstreamer

[pulseview.git] / pv / session.hpp

diff --git a/pv/session.hpp b/pv/session.hpp
index 2ee31cfee5afb8ef6de44171322d1d20086e755a..9566b4a06a739efd2d198fb42f4ae6cfddcf71fb 100644 (file)
--- a/pv/session.hpp
+++ b/pv/session.hpp
@@ -20,6 +20,11 @@
 #ifndef PULSEVIEW_PV_SESSION_HPP
 #define PULSEVIEW_PV_SESSION_HPP
 
+#ifdef ENABLE_FLOW
+#include <atomic>
+#include <condition_variable>
+#endif
+
 #include <functional>
 #include <map>
 #include <memory>
@@ -34,9 +39,15 @@
 #include <QSettings>
 #include <QString>
 
+#ifdef ENABLE_FLOW
+#include <gstreamermm.h>
+#include <libsigrokflow/libsigrokflow.hpp>
+#endif
+
 #include "util.hpp"
 #include "views/viewbase.hpp"
 
+
 using std::function;
 using std::list;
 using std::map;
@@ -46,6 +57,13 @@ using std::shared_ptr;
 using std::string;
 using std::unordered_set;
 
+#ifdef ENABLE_FLOW
+using Glib::RefPtr;
+using Gst::AppSink;
+using Gst::Element;
+using Gst::Pipeline;
+#endif
+
 struct srd_decoder;
 struct srd_channel;
 
@@ -203,6 +221,12 @@ private:
        void signal_new_segment();
        void signal_segment_completed();
 
+#ifdef ENABLE_FLOW
+       bool on_gst_bus_message(const Glib::RefPtr<Gst::Bus>& bus, const Glib::RefPtr<Gst::Message>& message);
+
+       Gst::FlowReturn on_gst_new_sample();
+#endif
+
        void feed_in_header();
 
        void feed_in_meta(shared_ptr<sigrok::Meta> meta);
@@ -272,6 +296,16 @@ private:
        bool out_of_memory_;
        bool data_saved_;
        bool frame_began_;
+
+#ifdef ENABLE_FLOW
+       RefPtr<Pipeline> pipeline_;
+       RefPtr<Element> source_;
+       RefPtr<AppSink> sink_;
+
+       mutable mutex pipeline_done_mutex_;
+       mutable condition_variable pipeline_done_cond_;
+       atomic<bool> pipeline_done_interrupt_;
+#endif
 };
 
 } // namespace pv