2 * This file is part of the libsigrokflow project.
4 * Copyright (C) 2018 Martin Ling <martin-sigrok@earth.li>
5 * Copyright (C) 2018 Uwe Hermann <uwe@hermann-uwe.de>
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
21 #ifndef LIBSIGROKFLOW_LEGACY_INPUT_HPP
22 #define LIBSIGROKFLOW_LEGACY_INPUT_HPP
24 /* Temporary workaround, will be dropped later. */
25 #define HAVE_LIBSIGROKCXX 1
27 #include <gstreamermm.h>
28 #ifdef HAVE_LIBSIGROKCXX
29 #include <libsigrokcxx/libsigrokcxx.hpp>
31 #include <libsigrokflow/main.hpp>
37 using std::shared_ptr;
40 #ifdef HAVE_LIBSIGROKCXX
45 /* Create from libsigrok input. */
46 static Glib::RefPtr<LegacyInput> create(
47 shared_ptr<sigrok::InputFormat> format,
48 map<string, Glib::VariantBase> options = map<string, Glib::VariantBase>());
50 /* Chain function (not an override). */
51 Gst::FlowReturn chain(const Glib::RefPtr<Gst::Pad> &pad,
52 const Glib::RefPtr<Gst::Buffer> &buf);
54 /* Event function (not an override). */
55 bool event(const Glib::RefPtr<Gst::Pad> &pad,
56 Glib::RefPtr<Gst::Event> &event);
59 static void class_init(Gst::ElementClass<LegacyInput> *klass);
61 /* Register class with plugin. */
62 static bool register_element(Glib::RefPtr<Gst::Plugin> plugin);
64 /* Constructor used by element factory. */
65 explicit LegacyInput(GstElement *gobj);
68 shared_ptr<sigrok::InputFormat> libsigrok_input_format_;
69 shared_ptr<sigrok::Input> libsigrok_input_;
70 shared_ptr<sigrok::Session> session_;
71 map<string, Glib::VariantBase> options_;
72 Glib::RefPtr<Gst::Pad> sink_pad_;
73 Glib::RefPtr<Gst::Pad> src_pad_;
75 void datafeed_callback(shared_ptr<sigrok::Device> device,
76 shared_ptr<sigrok::Packet> packet);