2 * This file is part of the PulseView project.
4 * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
21 #ifndef PULSEVIEW_PV_SIGSESSION_H
22 #define PULSEVIEW_PV_SIGSESSION_H
24 #include <boost/shared_ptr.hpp>
25 #include <boost/thread.hpp>
34 #include <libsigrok/libsigrok.h>
40 class AnalogDataSnapshot;
42 class LogicDataSnapshot;
48 class SigSession : public QObject
63 void load_file(const std::string &name);
65 capture_state get_capture_state() const;
67 void start_capture(struct sr_dev_inst* sdi, uint64_t record_length,
68 uint64_t sample_rate);
72 std::vector< boost::shared_ptr<view::Signal> >
75 boost::shared_ptr<LogicData> get_data();
78 void set_capture_state(capture_state state);
81 void load_thread_proc(const std::string name);
83 void sample_thread_proc(struct sr_dev_inst *sdi,
84 uint64_t record_length);
86 void feed_in_meta_logic(const struct sr_dev_inst *sdi,
87 const sr_datafeed_meta_logic &meta_logic);
89 void feed_in_meta_analog(const struct sr_dev_inst *sdi,
90 const sr_datafeed_meta_analog &meta_analog);
92 void feed_in_logic(const sr_datafeed_logic &logic);
94 void feed_in_analog(const sr_datafeed_analog &analog);
96 void data_feed_in(const struct sr_dev_inst *sdi,
97 const struct sr_datafeed_packet *packet);
99 static void data_feed_in_proc(const struct sr_dev_inst *sdi,
100 const struct sr_datafeed_packet *packet);
103 mutable boost::mutex _sampling_mutex;
104 capture_state _capture_state;
105 uint64_t _sample_rate;
107 mutable boost::mutex _signals_mutex;
108 std::vector< boost::shared_ptr<view::Signal> > _signals;
110 mutable boost::mutex _data_mutex;
111 boost::shared_ptr<LogicData> _logic_data;
112 boost::shared_ptr<LogicDataSnapshot> _cur_logic_snapshot;
113 boost::shared_ptr<AnalogData> _analog_data;
114 boost::shared_ptr<AnalogDataSnapshot> _cur_analog_snapshot;
116 std::auto_ptr<boost::thread> _sampling_thread;
119 void capture_state_changed(int state);
121 void signals_changed();
126 // TODO: This should not be necessary. Multiple concurrent
127 // sessions should should be supported and it should be
128 // possible to associate a pointer with a sr_session.
129 static SigSession *_session;
134 #endif // PULSEVIEW_PV_SIGSESSION_H