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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 | |
efdec55a | 17 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
2953961c JH |
18 | */ |
19 | ||
8e99ef96 JH |
20 | #ifndef PULSEVIEW_PV_SESSION_HPP |
21 | #define PULSEVIEW_PV_SESSION_HPP | |
2953961c | 22 | |
7671200b | 23 | #include <functional> |
708c5523 | 24 | #include <map> |
f9abf97e | 25 | #include <memory> |
3b68d03d | 26 | #include <mutex> |
bfc9f61e | 27 | #include <set> |
28a4c9c5 | 28 | #include <string> |
3b68d03d | 29 | #include <thread> |
78b0af3e | 30 | #include <unordered_set> |
e3f65ace | 31 | #include <vector> |
28a4c9c5 | 32 | |
009e1503 | 33 | #include <QObject> |
101e7a9b | 34 | #include <QSettings> |
f2edb557 | 35 | #include <QString> |
009e1503 | 36 | |
48257a69 | 37 | #include "util.hpp" |
f4e57597 | 38 | #include "views/viewbase.hpp" |
48257a69 | 39 | |
6f925ba9 UH |
40 | using std::function; |
41 | using std::list; | |
42 | using std::map; | |
43 | using std::mutex; | |
44 | using std::recursive_mutex; | |
45 | using std::shared_ptr; | |
46 | using std::string; | |
47 | using std::unordered_set; | |
48 | ||
82c7f640 | 49 | struct srd_decoder; |
8bd26d8b | 50 | struct srd_channel; |
82c7f640 | 51 | |
e8d00928 | 52 | namespace sigrok { |
7d80a651 JH |
53 | class Analog; |
54 | class Channel; | |
55 | class Device; | |
fd22c71c | 56 | class InputFormat; |
7d80a651 JH |
57 | class Logic; |
58 | class Meta; | |
724f29f3 | 59 | class Option; |
fd22c71c | 60 | class OutputFormat; |
7d80a651 JH |
61 | class Packet; |
62 | class Session; | |
870ea3db | 63 | } // namespace sigrok |
e8d00928 | 64 | |
724f29f3 GS |
65 | using sigrok::Option; |
66 | ||
51e77110 JH |
67 | namespace pv { |
68 | ||
dc0867ff JH |
69 | class DeviceManager; |
70 | ||
1b1ec774 JH |
71 | namespace data { |
72 | class Analog; | |
f3d66e52 | 73 | class AnalogSegment; |
ad908057 | 74 | class DecodeSignal; |
1b1ec774 | 75 | class Logic; |
f3d66e52 | 76 | class LogicSegment; |
bf0edd2b | 77 | class SignalBase; |
02412f0b | 78 | class SignalData; |
1b1ec774 | 79 | } |
8d634081 | 80 | |
da30ecb7 JH |
81 | namespace devices { |
82 | class Device; | |
83 | } | |
84 | ||
0f8f8c18 SA |
85 | namespace toolbars { |
86 | class MainBar; | |
87 | } | |
88 | ||
f4e57597 SA |
89 | namespace views { |
90 | class ViewBase; | |
8d634081 | 91 | } |
2953961c | 92 | |
2b81ae46 | 93 | class Session : public QObject |
2953961c | 94 | { |
009e1503 JH |
95 | Q_OBJECT |
96 | ||
5b7cf66c JH |
97 | public: |
98 | enum capture_state { | |
99 | Stopped, | |
2b49eeb0 | 100 | AwaitingTrigger, |
5b7cf66c JH |
101 | Running |
102 | }; | |
103 | ||
419ec4e1 SA |
104 | static shared_ptr<sigrok::Context> sr_context; |
105 | ||
2953961c | 106 | public: |
101e7a9b | 107 | Session(DeviceManager &device_manager, QString name); |
2953961c | 108 | |
2b81ae46 | 109 | ~Session(); |
2953961c | 110 | |
4cb0b033 JH |
111 | DeviceManager& device_manager(); |
112 | ||
113 | const DeviceManager& device_manager() const; | |
114 | ||
6f925ba9 | 115 | shared_ptr<sigrok::Session> session() const; |
1f4caa77 | 116 | |
6f925ba9 | 117 | shared_ptr<devices::Device> device() const; |
dc0867ff | 118 | |
101e7a9b SA |
119 | QString name() const; |
120 | ||
121 | void set_name(QString name); | |
122 | ||
6f925ba9 | 123 | const list< shared_ptr<views::ViewBase> > views() const; |
36a8185e | 124 | |
6f925ba9 | 125 | shared_ptr<views::ViewBase> main_view() const; |
0f8f8c18 | 126 | |
6f925ba9 | 127 | shared_ptr<pv::toolbars::MainBar> main_bar() const; |
0f8f8c18 | 128 | |
6f925ba9 | 129 | void set_main_bar(shared_ptr<pv::toolbars::MainBar> main_bar); |
fd22c71c | 130 | |
5ccfc97e SA |
131 | /** |
132 | * Indicates whether the captured data was saved to disk already or not | |
133 | */ | |
134 | bool data_saved() const; | |
135 | ||
101e7a9b SA |
136 | void save_settings(QSettings &settings) const; |
137 | ||
138 | void restore_settings(QSettings &settings); | |
139 | ||
fd22c71c SA |
140 | /** |
141 | * Attempts to set device instance, may fall back to demo if needed | |
142 | */ | |
6f925ba9 | 143 | void select_device(shared_ptr<devices::Device> device); |
fd22c71c | 144 | |
d64d1596 JH |
145 | /** |
146 | * Sets device instance that will be used in the next capture session. | |
147 | */ | |
6f925ba9 | 148 | void set_device(shared_ptr<devices::Device> device); |
dc0867ff | 149 | |
6fd0b639 JH |
150 | void set_default_device(); |
151 | ||
6f925ba9 | 152 | void load_init_file(const string &file_name, const string &format); |
fd22c71c SA |
153 | |
154 | void load_file(QString file_name, | |
6f925ba9 UH |
155 | shared_ptr<sigrok::InputFormat> format = nullptr, |
156 | const map<string, Glib::VariantBase> &options = | |
157 | map<string, Glib::VariantBase>()); | |
fd22c71c | 158 | |
5b7cf66c JH |
159 | capture_state get_capture_state() const; |
160 | ||
6f925ba9 | 161 | void start_capture(function<void (const QString)> error_handler); |
274d4f13 | 162 | |
5b7cf66c JH |
163 | void stop_capture(); |
164 | ||
2220e942 SA |
165 | double get_samplerate() const; |
166 | ||
9009d9b5 | 167 | uint32_t get_segment_count() const; |
7f965464 | 168 | |
7ea2a4ff SA |
169 | vector<util::Timestamp> get_triggers(uint32_t segment_id) const; |
170 | ||
6f925ba9 | 171 | void register_view(shared_ptr<views::ViewBase> view); |
47e9e7bb | 172 | |
6f925ba9 | 173 | void deregister_view(shared_ptr<views::ViewBase> view); |
47e9e7bb | 174 | |
6f925ba9 | 175 | bool has_view(shared_ptr<views::ViewBase> view); |
101e7a9b | 176 | |
c063290a | 177 | const unordered_set< shared_ptr<data::SignalBase> > signalbases() const; |
e3f65ace | 178 | |
89914a86 SA |
179 | bool all_segments_complete(uint32_t segment_id) const; |
180 | ||
269528f5 | 181 | #ifdef ENABLE_DECODE |
e771b42d | 182 | shared_ptr<data::DecodeSignal> add_decode_signal(); |
82c7f640 | 183 | |
ad908057 | 184 | void remove_decode_signal(shared_ptr<data::DecodeSignal> signal); |
269528f5 | 185 | #endif |
c51482b3 | 186 | |
6ac96c2e JH |
187 | private: |
188 | void set_capture_state(capture_state state); | |
189 | ||
ffe00119 | 190 | void update_signals(); |
b087ba7f | 191 | |
6f925ba9 UH |
192 | shared_ptr<data::SignalBase> signalbase_from_channel( |
193 | shared_ptr<sigrok::Channel> channel) const; | |
3ddcc083 | 194 | |
724f29f3 GS |
195 | static map<string, Glib::VariantBase> input_format_options( |
196 | vector<string> user_spec, | |
197 | map<string, shared_ptr<Option>> fmt_opts); | |
198 | ||
6f925ba9 | 199 | void sample_thread_proc(function<void (const QString)> error_handler); |
2e2946fe | 200 | |
5e6967cb SA |
201 | void free_unused_memory(); |
202 | ||
4e86ec70 | 203 | void signal_new_segment(); |
558ad6ce | 204 | void signal_segment_completed(); |
4e86ec70 | 205 | |
da30ecb7 | 206 | void feed_in_header(); |
eec446e1 | 207 | |
6f925ba9 | 208 | void feed_in_meta(shared_ptr<sigrok::Meta> meta); |
aba1dd16 | 209 | |
48257a69 SA |
210 | void feed_in_trigger(); |
211 | ||
82f50b10 | 212 | void feed_in_frame_begin(); |
837bb15a | 213 | void feed_in_frame_end(); |
82f50b10 | 214 | |
6f925ba9 | 215 | void feed_in_logic(shared_ptr<sigrok::Logic> logic); |
aba1dd16 | 216 | |
6f925ba9 | 217 | void feed_in_analog(shared_ptr<sigrok::Analog> analog); |
2953961c | 218 | |
6f925ba9 UH |
219 | void data_feed_in(shared_ptr<sigrok::Device> device, |
220 | shared_ptr<sigrok::Packet> packet); | |
2953961c | 221 | |
056f443e SA |
222 | Q_SIGNALS: |
223 | void capture_state_changed(int state); | |
224 | void device_changed(); | |
225 | ||
226 | void signals_changed(); | |
227 | ||
228 | void name_changed(); | |
229 | ||
7ea2a4ff | 230 | void trigger_event(int segment_id, util::Timestamp location); |
056f443e SA |
231 | |
232 | void new_segment(int new_segment_id); | |
233 | void segment_completed(int segment_id); | |
234 | ||
235 | void data_received(); | |
236 | ||
237 | void add_view(const QString &title, views::ViewType type, | |
238 | Session *session); | |
239 | ||
240 | public Q_SLOTS: | |
241 | void on_data_saved(); | |
242 | ||
2953961c | 243 | private: |
8dbbc7f0 | 244 | DeviceManager &device_manager_; |
6f925ba9 | 245 | shared_ptr<devices::Device> device_; |
101e7a9b | 246 | QString default_name_, name_; |
d64d1596 | 247 | |
6f925ba9 UH |
248 | list< shared_ptr<views::ViewBase> > views_; |
249 | shared_ptr<pv::views::ViewBase> main_view_; | |
0f8f8c18 | 250 | |
6f925ba9 | 251 | shared_ptr<pv::toolbars::MainBar> main_bar_; |
47e9e7bb | 252 | |
6f925ba9 | 253 | mutable mutex sampling_mutex_; //!< Protects access to capture_state_. |
8dbbc7f0 | 254 | capture_state capture_state_; |
5b7cf66c | 255 | |
6f925ba9 UH |
256 | unordered_set< shared_ptr<data::SignalBase> > signalbases_; |
257 | unordered_set< shared_ptr<data::SignalData> > all_signal_data_; | |
3868e5fa | 258 | |
7ea2a4ff SA |
259 | /// trigger_list_ contains pairs of <segment_id, timestamp> values. |
260 | vector< std::pair<uint32_t, util::Timestamp> > trigger_list_; | |
261 | ||
6f925ba9 UH |
262 | mutable recursive_mutex data_mutex_; |
263 | shared_ptr<data::Logic> logic_data_; | |
ff008de6 | 264 | uint64_t cur_samplerate_; |
6f925ba9 UH |
265 | shared_ptr<data::LogicSegment> cur_logic_segment_; |
266 | map< shared_ptr<sigrok::Channel>, shared_ptr<data::AnalogSegment> > | |
f3d66e52 | 267 | cur_analog_segments_; |
4e86ec70 | 268 | int32_t highest_segment_id_; |
009e1503 | 269 | |
8dbbc7f0 | 270 | std::thread sampling_thread_; |
2e2946fe | 271 | |
e7216ae0 | 272 | bool out_of_memory_; |
5ccfc97e | 273 | bool data_saved_; |
837bb15a | 274 | bool frame_began_; |
2953961c JH |
275 | }; |
276 | ||
51e77110 JH |
277 | } // namespace pv |
278 | ||
8e99ef96 | 279 | #endif // PULSEVIEW_PV_SESSION_HPP |