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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 | |
5f9a5209 SA |
23 | #ifdef ENABLE_FLOW |
24 | #include <atomic> | |
25 | #include <condition_variable> | |
26 | #endif | |
27 | ||
7671200b | 28 | #include <functional> |
708c5523 | 29 | #include <map> |
f9abf97e | 30 | #include <memory> |
3b68d03d | 31 | #include <mutex> |
bfc9f61e | 32 | #include <set> |
28a4c9c5 | 33 | #include <string> |
3b68d03d | 34 | #include <thread> |
78b0af3e | 35 | #include <unordered_set> |
e3f65ace | 36 | #include <vector> |
28a4c9c5 | 37 | |
009e1503 | 38 | #include <QObject> |
101e7a9b | 39 | #include <QSettings> |
f2edb557 | 40 | #include <QString> |
009e1503 | 41 | |
5f9a5209 SA |
42 | #ifdef ENABLE_FLOW |
43 | #include <gstreamermm.h> | |
44 | #include <libsigrokflow/libsigrokflow.hpp> | |
45 | #endif | |
46 | ||
48257a69 | 47 | #include "util.hpp" |
f4e57597 | 48 | #include "views/viewbase.hpp" |
48257a69 | 49 | |
5f9a5209 | 50 | |
6f925ba9 UH |
51 | using std::function; |
52 | using std::list; | |
53 | using std::map; | |
54 | using std::mutex; | |
55 | using std::recursive_mutex; | |
56 | using std::shared_ptr; | |
57 | using std::string; | |
58 | using std::unordered_set; | |
59 | ||
5f9a5209 SA |
60 | #ifdef ENABLE_FLOW |
61 | using Glib::RefPtr; | |
62 | using Gst::AppSink; | |
63 | using Gst::Element; | |
64 | using Gst::Pipeline; | |
65 | #endif | |
66 | ||
82c7f640 | 67 | struct srd_decoder; |
8bd26d8b | 68 | struct srd_channel; |
82c7f640 | 69 | |
e8d00928 | 70 | namespace sigrok { |
7d80a651 JH |
71 | class Analog; |
72 | class Channel; | |
73 | class Device; | |
fd22c71c | 74 | class InputFormat; |
7d80a651 JH |
75 | class Logic; |
76 | class Meta; | |
724f29f3 | 77 | class Option; |
fd22c71c | 78 | class OutputFormat; |
7d80a651 JH |
79 | class Packet; |
80 | class Session; | |
870ea3db | 81 | } // namespace sigrok |
e8d00928 | 82 | |
724f29f3 GS |
83 | using sigrok::Option; |
84 | ||
51e77110 JH |
85 | namespace pv { |
86 | ||
dc0867ff JH |
87 | class DeviceManager; |
88 | ||
1b1ec774 JH |
89 | namespace data { |
90 | class Analog; | |
f3d66e52 | 91 | class AnalogSegment; |
ad908057 | 92 | class DecodeSignal; |
1b1ec774 | 93 | class Logic; |
f3d66e52 | 94 | class LogicSegment; |
bf0edd2b | 95 | class SignalBase; |
02412f0b | 96 | class SignalData; |
1b1ec774 | 97 | } |
8d634081 | 98 | |
da30ecb7 JH |
99 | namespace devices { |
100 | class Device; | |
101 | } | |
102 | ||
0f8f8c18 SA |
103 | namespace toolbars { |
104 | class MainBar; | |
105 | } | |
106 | ||
f4e57597 SA |
107 | namespace views { |
108 | class ViewBase; | |
8d634081 | 109 | } |
2953961c | 110 | |
2b81ae46 | 111 | class Session : public QObject |
2953961c | 112 | { |
009e1503 JH |
113 | Q_OBJECT |
114 | ||
5b7cf66c JH |
115 | public: |
116 | enum capture_state { | |
117 | Stopped, | |
2b49eeb0 | 118 | AwaitingTrigger, |
5b7cf66c JH |
119 | Running |
120 | }; | |
121 | ||
419ec4e1 SA |
122 | static shared_ptr<sigrok::Context> sr_context; |
123 | ||
2953961c | 124 | public: |
101e7a9b | 125 | Session(DeviceManager &device_manager, QString name); |
2953961c | 126 | |
2b81ae46 | 127 | ~Session(); |
2953961c | 128 | |
4cb0b033 JH |
129 | DeviceManager& device_manager(); |
130 | ||
131 | const DeviceManager& device_manager() const; | |
132 | ||
6f925ba9 | 133 | shared_ptr<sigrok::Session> session() const; |
1f4caa77 | 134 | |
6f925ba9 | 135 | shared_ptr<devices::Device> device() const; |
dc0867ff | 136 | |
101e7a9b SA |
137 | QString name() const; |
138 | ||
139 | void set_name(QString name); | |
140 | ||
6f925ba9 | 141 | const list< shared_ptr<views::ViewBase> > views() const; |
36a8185e | 142 | |
6f925ba9 | 143 | shared_ptr<views::ViewBase> main_view() const; |
0f8f8c18 | 144 | |
6f925ba9 | 145 | shared_ptr<pv::toolbars::MainBar> main_bar() const; |
0f8f8c18 | 146 | |
6f925ba9 | 147 | void set_main_bar(shared_ptr<pv::toolbars::MainBar> main_bar); |
fd22c71c | 148 | |
5ccfc97e SA |
149 | /** |
150 | * Indicates whether the captured data was saved to disk already or not | |
151 | */ | |
152 | bool data_saved() const; | |
153 | ||
323715c4 SA |
154 | void save_setup(QSettings &settings) const; |
155 | ||
101e7a9b SA |
156 | void save_settings(QSettings &settings) const; |
157 | ||
323715c4 SA |
158 | void restore_setup(QSettings &settings); |
159 | ||
101e7a9b SA |
160 | void restore_settings(QSettings &settings); |
161 | ||
fd22c71c SA |
162 | /** |
163 | * Attempts to set device instance, may fall back to demo if needed | |
164 | */ | |
6f925ba9 | 165 | void select_device(shared_ptr<devices::Device> device); |
fd22c71c | 166 | |
d64d1596 JH |
167 | /** |
168 | * Sets device instance that will be used in the next capture session. | |
169 | */ | |
6f925ba9 | 170 | void set_device(shared_ptr<devices::Device> device); |
dc0867ff | 171 | |
6fd0b639 JH |
172 | void set_default_device(); |
173 | ||
6f925ba9 | 174 | void load_init_file(const string &file_name, const string &format); |
fd22c71c SA |
175 | |
176 | void load_file(QString file_name, | |
6f925ba9 UH |
177 | shared_ptr<sigrok::InputFormat> format = nullptr, |
178 | const map<string, Glib::VariantBase> &options = | |
179 | map<string, Glib::VariantBase>()); | |
fd22c71c | 180 | |
5b7cf66c JH |
181 | capture_state get_capture_state() const; |
182 | ||
6f925ba9 | 183 | void start_capture(function<void (const QString)> error_handler); |
274d4f13 | 184 | |
5b7cf66c JH |
185 | void stop_capture(); |
186 | ||
2220e942 SA |
187 | double get_samplerate() const; |
188 | ||
9009d9b5 | 189 | uint32_t get_segment_count() const; |
7f965464 | 190 | |
7ea2a4ff SA |
191 | vector<util::Timestamp> get_triggers(uint32_t segment_id) const; |
192 | ||
6f925ba9 | 193 | void register_view(shared_ptr<views::ViewBase> view); |
47e9e7bb | 194 | |
6f925ba9 | 195 | void deregister_view(shared_ptr<views::ViewBase> view); |
47e9e7bb | 196 | |
6f925ba9 | 197 | bool has_view(shared_ptr<views::ViewBase> view); |
101e7a9b | 198 | |
c063290a | 199 | const unordered_set< shared_ptr<data::SignalBase> > signalbases() const; |
e3f65ace | 200 | |
89914a86 SA |
201 | bool all_segments_complete(uint32_t segment_id) const; |
202 | ||
269528f5 | 203 | #ifdef ENABLE_DECODE |
e771b42d | 204 | shared_ptr<data::DecodeSignal> add_decode_signal(); |
82c7f640 | 205 | |
ad908057 | 206 | void remove_decode_signal(shared_ptr<data::DecodeSignal> signal); |
269528f5 | 207 | #endif |
c51482b3 | 208 | |
6ac96c2e JH |
209 | private: |
210 | void set_capture_state(capture_state state); | |
211 | ||
ffe00119 | 212 | void update_signals(); |
b087ba7f | 213 | |
6f925ba9 UH |
214 | shared_ptr<data::SignalBase> signalbase_from_channel( |
215 | shared_ptr<sigrok::Channel> channel) const; | |
3ddcc083 | 216 | |
724f29f3 GS |
217 | static map<string, Glib::VariantBase> input_format_options( |
218 | vector<string> user_spec, | |
219 | map<string, shared_ptr<Option>> fmt_opts); | |
220 | ||
6f925ba9 | 221 | void sample_thread_proc(function<void (const QString)> error_handler); |
2e2946fe | 222 | |
5e6967cb SA |
223 | void free_unused_memory(); |
224 | ||
4e86ec70 | 225 | void signal_new_segment(); |
558ad6ce | 226 | void signal_segment_completed(); |
4e86ec70 | 227 | |
5f9a5209 SA |
228 | #ifdef ENABLE_FLOW |
229 | bool on_gst_bus_message(const Glib::RefPtr<Gst::Bus>& bus, const Glib::RefPtr<Gst::Message>& message); | |
230 | ||
231 | Gst::FlowReturn on_gst_new_sample(); | |
232 | #endif | |
233 | ||
da30ecb7 | 234 | void feed_in_header(); |
eec446e1 | 235 | |
6f925ba9 | 236 | void feed_in_meta(shared_ptr<sigrok::Meta> meta); |
aba1dd16 | 237 | |
48257a69 SA |
238 | void feed_in_trigger(); |
239 | ||
82f50b10 | 240 | void feed_in_frame_begin(); |
837bb15a | 241 | void feed_in_frame_end(); |
82f50b10 | 242 | |
6f925ba9 | 243 | void feed_in_logic(shared_ptr<sigrok::Logic> logic); |
aba1dd16 | 244 | |
6f925ba9 | 245 | void feed_in_analog(shared_ptr<sigrok::Analog> analog); |
2953961c | 246 | |
6f925ba9 UH |
247 | void data_feed_in(shared_ptr<sigrok::Device> device, |
248 | shared_ptr<sigrok::Packet> packet); | |
2953961c | 249 | |
056f443e SA |
250 | Q_SIGNALS: |
251 | void capture_state_changed(int state); | |
252 | void device_changed(); | |
253 | ||
254 | void signals_changed(); | |
255 | ||
256 | void name_changed(); | |
257 | ||
7ea2a4ff | 258 | void trigger_event(int segment_id, util::Timestamp location); |
056f443e SA |
259 | |
260 | void new_segment(int new_segment_id); | |
261 | void segment_completed(int segment_id); | |
262 | ||
263 | void data_received(); | |
264 | ||
265 | void add_view(const QString &title, views::ViewType type, | |
266 | Session *session); | |
267 | ||
268 | public Q_SLOTS: | |
269 | void on_data_saved(); | |
270 | ||
2953961c | 271 | private: |
8dbbc7f0 | 272 | DeviceManager &device_manager_; |
6f925ba9 | 273 | shared_ptr<devices::Device> device_; |
101e7a9b | 274 | QString default_name_, name_; |
d64d1596 | 275 | |
6f925ba9 UH |
276 | list< shared_ptr<views::ViewBase> > views_; |
277 | shared_ptr<pv::views::ViewBase> main_view_; | |
0f8f8c18 | 278 | |
6f925ba9 | 279 | shared_ptr<pv::toolbars::MainBar> main_bar_; |
47e9e7bb | 280 | |
6f925ba9 | 281 | mutable mutex sampling_mutex_; //!< Protects access to capture_state_. |
8dbbc7f0 | 282 | capture_state capture_state_; |
5b7cf66c | 283 | |
6f925ba9 UH |
284 | unordered_set< shared_ptr<data::SignalBase> > signalbases_; |
285 | unordered_set< shared_ptr<data::SignalData> > all_signal_data_; | |
3868e5fa | 286 | |
7ea2a4ff SA |
287 | /// trigger_list_ contains pairs of <segment_id, timestamp> values. |
288 | vector< std::pair<uint32_t, util::Timestamp> > trigger_list_; | |
289 | ||
6f925ba9 UH |
290 | mutable recursive_mutex data_mutex_; |
291 | shared_ptr<data::Logic> logic_data_; | |
ff008de6 | 292 | uint64_t cur_samplerate_; |
6f925ba9 UH |
293 | shared_ptr<data::LogicSegment> cur_logic_segment_; |
294 | map< shared_ptr<sigrok::Channel>, shared_ptr<data::AnalogSegment> > | |
f3d66e52 | 295 | cur_analog_segments_; |
4e86ec70 | 296 | int32_t highest_segment_id_; |
009e1503 | 297 | |
8dbbc7f0 | 298 | std::thread sampling_thread_; |
2e2946fe | 299 | |
e7216ae0 | 300 | bool out_of_memory_; |
5ccfc97e | 301 | bool data_saved_; |
837bb15a | 302 | bool frame_began_; |
5f9a5209 SA |
303 | |
304 | #ifdef ENABLE_FLOW | |
305 | RefPtr<Pipeline> pipeline_; | |
306 | RefPtr<Element> source_; | |
307 | RefPtr<AppSink> sink_; | |
308 | ||
309 | mutable mutex pipeline_done_mutex_; | |
310 | mutable condition_variable pipeline_done_cond_; | |
311 | atomic<bool> pipeline_done_interrupt_; | |
312 | #endif | |
2953961c JH |
313 | }; |
314 | ||
51e77110 JH |
315 | } // namespace pv |
316 | ||
8e99ef96 | 317 | #endif // PULSEVIEW_PV_SESSION_HPP |