X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=include%2Flibsigrokflow%2Flibsigrokflow.hpp;h=ee71487cf3d1c638b7e9d4b4a64a95bc7921336d;hb=1060e9b5f80cde2c6b6cb18ded1fdbe0862c7796;hp=5cc17b52b108daec484333c1f4dbf3c3a63ebdd9;hpb=572e76fe3740b80c408dde29b0238cc8e869d322;p=libsigrokflow.git

diff --git a/include/libsigrokflow/libsigrokflow.hpp b/include/libsigrokflow/libsigrokflow.hpp
index 5cc17b5..ee71487 100644
--- a/include/libsigrokflow/libsigrokflow.hpp
+++ b/include/libsigrokflow/libsigrokflow.hpp
@@ -1,6 +1,7 @@
 /*
  * This file is part of the libsigrokflow project.
  *
+ * Copyright (C) 2018 Martin Ling <martin-sigrok@earth.li>
  * Copyright (C) 2018 Uwe Hermann <uwe@hermann-uwe.de>
  *
  * This program is free software: you can redistribute it and/or modify
@@ -20,4 +21,190 @@
 #ifndef LIBSIGROKFLOW_LIBSIGROKFLOW_HPP
 #define LIBSIGROKFLOW_LIBSIGROKFLOW_HPP
 
+#include <gstreamermm.h>
+#include <gstreamermm/private/element_p.h>
+#include <gstreamermm/private/basesink_p.h>
+#ifdef HAVE_LIBSIGROKCXX
+#include <libsigrokcxx/libsigrokcxx.hpp>
+#endif
+#include <libsigrokdecode/libsigrokdecode.h>
+
+namespace Srf
+{
+
+using namespace std;
+
+void init();
+
+class Block
+{
+        /* Config API etc goes here */
+};
+
+class Sink :
+        public Gst::BaseSink
+{
+protected:
+        explicit Sink(GstBaseSink *gobj);
+};
+
+class Device :
+        public Gst::Element
+{
+        /* Operations specific to hardware devices go here */
+protected:
+        explicit Device(GstElement *gobj);
+};
+
+class CaptureDevice :
+        public Device
+{
+        /* Operations specific to capture (source) devices go here */
+protected:
+        explicit CaptureDevice(GstElement *gobj);
+};
+
+#ifdef HAVE_LIBSIGROKCXX
+class LegacyCaptureDevice :
+        public CaptureDevice
+{
+public:
+        /* Create from libsigrok device object */
+        static Glib::RefPtr<LegacyCaptureDevice> create(
+                shared_ptr<sigrok::HardwareDevice> libsigrok_device);
+
+        /* Retrieve libsigrok device object */
+        shared_ptr<sigrok::HardwareDevice> libsigrok_device();
+
+        /* Override state change */
+        Gst::StateChangeReturn change_state_vfunc(Gst::StateChange transition);
+
+        /* Gst class init */
+        static void class_init(Gst::ElementClass<LegacyCaptureDevice> *klass);
+
+        /* Register class with plugin */
+        static bool register_element(Glib::RefPtr<Gst::Plugin> plugin);
+
+        /* Construcor used by element factory */
+        explicit LegacyCaptureDevice(GstElement *gobj);
+private:
+        shared_ptr<sigrok::HardwareDevice> _libsigrok_device;
+        Glib::RefPtr<Gst::Pad> _src_pad;
+        Glib::Threads::RecMutex _mutex;
+        Glib::RefPtr<Gst::Task> _task;
+        shared_ptr<sigrok::Session> _session;
+
+        void _datafeed_callback(shared_ptr<sigrok::Device> device,
+                        shared_ptr<sigrok::Packet> packet);
+        void _run();
+};
+
+class LegacyInput :
+        public Gst::Element
+{
+public:
+        /* Create from libsigrok input */
+        static Glib::RefPtr<LegacyInput> create(
+                shared_ptr<sigrok::InputFormat> format,
+                map<string, Glib::VariantBase> options = map<string, Glib::VariantBase>());
+
+        /* Override start */
+        bool start_vfunc();
+
+        /* Chain function */
+        Gst::FlowReturn chain(const Glib::RefPtr<Gst::Pad> &pad,
+                        const Glib::RefPtr<Gst::Buffer> &buf);
+
+        /* Override stop */
+        bool stop_vfunc();
+
+        /* Gst class init */
+        static void class_init(Gst::ElementClass<LegacyInput> *klass);
+
+        /* Register class with plugin */
+        static bool register_element(Glib::RefPtr<Gst::Plugin> plugin);
+
+        /* Construcor used by element factory */
+        explicit LegacyInput(GstElement *gobj);
+private:
+        shared_ptr<sigrok::InputFormat> _libsigrok_input_format;
+        shared_ptr<sigrok::Input> _libsigrok_input;
+        shared_ptr<sigrok::Session> _session;
+        map<string, Glib::VariantBase> _options;
+        Glib::RefPtr<Gst::Pad> _sink_pad;
+        Glib::RefPtr<Gst::Pad> _src_pad;
+
+        void _datafeed_callback(shared_ptr<sigrok::Device> device,
+                        shared_ptr<sigrok::Packet> packet);
+};
+
+class LegacyOutput :
+        public Sink
+{
+public:
+        /* Create from libsigrok output object */
+        static Glib::RefPtr<LegacyOutput> create(
+                shared_ptr<sigrok::OutputFormat> libsigrok_output_format,
+                shared_ptr<sigrok::Device> libsigrok_device,
+                map<string, Glib::VariantBase> options = map<string, Glib::VariantBase>());
+
+        /* Override start */
+        bool start_vfunc();
+
+        /* Override render */
+        Gst::FlowReturn render_vfunc(const Glib::RefPtr<Gst::Buffer> &buffer);
+
+        /* Override stop */
+        bool stop_vfunc();
+
+        /* Gst class init */
+        static void class_init(Gst::ElementClass<LegacyOutput> *klass);
+
+        /* Register class with plugin */
+        static bool register_element(Glib::RefPtr<Gst::Plugin> plugin);
+
+        /* Constructor used by element factory */
+        explicit LegacyOutput(GstBaseSink *gobj);
+private:
+        shared_ptr<sigrok::OutputFormat> _libsigrok_output_format;
+        shared_ptr<sigrok::Device> _libsigrok_device;
+        shared_ptr<sigrok::Output> _libsigrok_output;
+        map<string, Glib::VariantBase> _options;
+};
+#endif
+
+class LegacyDecoder :
+        public Sink
+{
+public:
+        static Glib::RefPtr<LegacyDecoder> create(
+                struct srd_session *libsigrokdecode_session, uint64_t unitsize);
+
+        /* Retrieve libsigrokdecode session */
+        struct srd_session *libsigrokdecode_session();
+
+        /* Override start */
+        bool start_vfunc();
+
+        /* Override render */
+        Gst::FlowReturn render_vfunc(const Glib::RefPtr<Gst::Buffer> &buffer);
+
+        /* Override stop */
+        bool stop_vfunc();
+
+        /* Gst class init */
+        static void class_init(Gst::ElementClass<LegacyDecoder> *klass);
+
+        /* Register class with plugin */
+        static bool register_element(Glib::RefPtr<Gst::Plugin> plugin);
+
+        /* Constructor used by element factory */
+        explicit LegacyDecoder(GstBaseSink *gobj);
+private:
+        struct srd_session *_session;
+        uint64_t _abs_ss;
+        uint64_t _unitsize;
+};
+
+}
 #endif