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2953961c | 1 | /* |
b3f22de0 | 2 | * This file is part of the PulseView project. |
2953961c | 3 | * |
1bc6525b | 4 | * Copyright (C) 2012-14 Joel Holdsworth <joel@airwebreathe.org.uk> |
2953961c JH |
5 | * |
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. | |
10 | * | |
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. | |
15 | * | |
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 | |
19 | */ | |
20 | ||
640d091b UH |
21 | #ifndef PULSEVIEW_PV_SIGSESSION_H |
22 | #define PULSEVIEW_PV_SIGSESSION_H | |
2953961c | 23 | |
f2edb557 | 24 | #include <boost/function.hpp> |
28a4c9c5 | 25 | #include <boost/shared_ptr.hpp> |
2e2946fe | 26 | #include <boost/thread.hpp> |
28a4c9c5 | 27 | |
708c5523 | 28 | #include <map> |
bfc9f61e | 29 | #include <set> |
28a4c9c5 | 30 | #include <string> |
e3f65ace | 31 | #include <vector> |
28a4c9c5 | 32 | |
009e1503 | 33 | #include <QObject> |
f2edb557 | 34 | #include <QString> |
009e1503 | 35 | |
2953961c | 36 | #include <libsigrok/libsigrok.h> |
2953961c | 37 | |
82c7f640 | 38 | struct srd_decoder; |
708c5523 | 39 | struct srd_probe; |
82c7f640 | 40 | |
51e77110 JH |
41 | namespace pv { |
42 | ||
dc0867ff JH |
43 | class DeviceManager; |
44 | ||
1b1ec774 JH |
45 | namespace data { |
46 | class Analog; | |
47 | class AnalogSnapshot; | |
48 | class Logic; | |
49 | class LogicSnapshot; | |
02412f0b | 50 | class SignalData; |
1b1ec774 | 51 | } |
8d634081 | 52 | |
94574501 JH |
53 | namespace device { |
54 | class DevInst; | |
55 | } | |
56 | ||
8d634081 | 57 | namespace view { |
b9329558 | 58 | class DecodeTrace; |
3045c869 | 59 | class LogicSignal; |
28a4c9c5 | 60 | class Signal; |
8d634081 | 61 | } |
2953961c | 62 | |
009e1503 | 63 | class SigSession : public QObject |
2953961c | 64 | { |
009e1503 JH |
65 | Q_OBJECT |
66 | ||
5b7cf66c JH |
67 | public: |
68 | enum capture_state { | |
69 | Stopped, | |
2b49eeb0 | 70 | AwaitingTrigger, |
5b7cf66c JH |
71 | Running |
72 | }; | |
73 | ||
2953961c | 74 | public: |
dc0867ff | 75 | SigSession(DeviceManager &device_manager); |
2953961c JH |
76 | |
77 | ~SigSession(); | |
78 | ||
94574501 | 79 | boost::shared_ptr<device::DevInst> get_device() const; |
dc0867ff | 80 | |
d64d1596 JH |
81 | /** |
82 | * Sets device instance that will be used in the next capture session. | |
83 | */ | |
ae2d1bc5 JH |
84 | void set_device(boost::shared_ptr<device::DevInst> dev_inst) |
85 | throw(QString); | |
d64d1596 | 86 | |
ae2d1bc5 JH |
87 | void set_file(const std::string &name) |
88 | throw(QString); | |
dc0867ff | 89 | |
ae2d1bc5 | 90 | void release_device(device::DevInst *dev_inst); |
2953961c | 91 | |
5b7cf66c JH |
92 | capture_state get_capture_state() const; |
93 | ||
d99dc9f2 | 94 | void start_capture(boost::function<void (const QString)> error_handler); |
274d4f13 | 95 | |
5b7cf66c JH |
96 | void stop_capture(); |
97 | ||
02412f0b JH |
98 | std::set< boost::shared_ptr<data::SignalData> > get_data() const; |
99 | ||
3868e5fa | 100 | std::vector< boost::shared_ptr<view::Signal> > |
38eeddea | 101 | get_signals() const; |
e3f65ace | 102 | |
269528f5 | 103 | #ifdef ENABLE_DECODE |
4e5a4405 | 104 | bool add_decoder(srd_decoder *const dec); |
82c7f640 | 105 | |
b9329558 | 106 | std::vector< boost::shared_ptr<view::DecodeTrace> > |
38eeddea JH |
107 | get_decode_signals() const; |
108 | ||
b9329558 | 109 | void remove_decode_signal(view::DecodeTrace *signal); |
269528f5 | 110 | #endif |
c51482b3 | 111 | |
6ac96c2e JH |
112 | private: |
113 | void set_capture_state(capture_state state); | |
114 | ||
94574501 | 115 | void update_signals(boost::shared_ptr<device::DevInst> dev_inst); |
b087ba7f | 116 | |
d873f4d6 JH |
117 | void set_default_device(); |
118 | ||
3ddcc083 JH |
119 | boost::shared_ptr<view::Signal> signal_from_probe( |
120 | const sr_probe *probe) const; | |
121 | ||
deef291c JH |
122 | void read_sample_rate(const sr_dev_inst *const sdi); |
123 | ||
2953961c | 124 | private: |
728e5ef7 JH |
125 | /** |
126 | * Attempts to autodetect the format. Failing that | |
127 | * @param filename The filename of the input file. | |
128 | * @return A pointer to the 'struct sr_input_format' that should be | |
129 | * used, or NULL if no input format was selected or | |
130 | * auto-detected. | |
131 | */ | |
132 | static sr_input_format* determine_input_file_format( | |
133 | const std::string &filename); | |
134 | ||
135 | static sr_input* load_input_file_format( | |
136 | const std::string &filename, | |
137 | boost::function<void (const QString)> error_handler, | |
138 | sr_input_format *format = NULL); | |
139 | ||
94574501 | 140 | void sample_thread_proc(boost::shared_ptr<device::DevInst> dev_inst, |
f2edb557 | 141 | boost::function<void (const QString)> error_handler); |
2e2946fe | 142 | |
eec446e1 JH |
143 | void feed_in_header(const sr_dev_inst *sdi); |
144 | ||
be73bdfa JH |
145 | void feed_in_meta(const sr_dev_inst *sdi, |
146 | const sr_datafeed_meta &meta); | |
aba1dd16 | 147 | |
9c112671 JH |
148 | void feed_in_logic(const sr_datafeed_logic &logic); |
149 | ||
aba1dd16 JH |
150 | void feed_in_analog(const sr_datafeed_analog &analog); |
151 | ||
04abfae9 | 152 | void data_feed_in(const struct sr_dev_inst *sdi, |
bc5c1a99 | 153 | const struct sr_datafeed_packet *packet); |
2953961c | 154 | |
04abfae9 | 155 | static void data_feed_in_proc(const struct sr_dev_inst *sdi, |
5045f16d | 156 | const struct sr_datafeed_packet *packet, void *cb_data); |
2953961c JH |
157 | |
158 | private: | |
dc0867ff | 159 | DeviceManager &_device_manager; |
d64d1596 JH |
160 | |
161 | /** | |
162 | * The device instance that will be used in the next capture session. | |
163 | */ | |
94574501 | 164 | boost::shared_ptr<device::DevInst> _dev_inst; |
d64d1596 | 165 | |
b9329558 | 166 | std::vector< boost::shared_ptr<view::DecodeTrace> > _decode_traces; |
82c7f640 | 167 | |
949f8050 | 168 | mutable boost::mutex _sampling_mutex; |
5b7cf66c JH |
169 | capture_state _capture_state; |
170 | ||
3868e5fa | 171 | mutable boost::mutex _signals_mutex; |
8d634081 | 172 | std::vector< boost::shared_ptr<view::Signal> > _signals; |
3868e5fa JH |
173 | |
174 | mutable boost::mutex _data_mutex; | |
1b1ec774 JH |
175 | boost::shared_ptr<data::Logic> _logic_data; |
176 | boost::shared_ptr<data::LogicSnapshot> _cur_logic_snapshot; | |
bb2cdfff JH |
177 | std::map< const sr_probe*, boost::shared_ptr<data::AnalogSnapshot> > |
178 | _cur_analog_snapshots; | |
009e1503 | 179 | |
e042ad64 | 180 | boost::thread _sampling_thread; |
2e2946fe | 181 | |
009e1503 | 182 | signals: |
6ac96c2e JH |
183 | void capture_state_changed(int state); |
184 | ||
69dd2b03 JH |
185 | void signals_changed(); |
186 | ||
04abfae9 | 187 | void data_updated(); |
2953961c JH |
188 | |
189 | private: | |
190 | // TODO: This should not be necessary. Multiple concurrent | |
191 | // sessions should should be supported and it should be | |
192 | // possible to associate a pointer with a sr_session. | |
04abfae9 | 193 | static SigSession *_session; |
2953961c JH |
194 | }; |
195 | ||
51e77110 JH |
196 | } // namespace pv |
197 | ||
640d091b | 198 | #endif // PULSEVIEW_PV_SIGSESSION_H |