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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> |
5322d2d0 | 41 | #include <QElapsedTimer> |
009e1503 | 42 | |
5f9a5209 SA |
43 | #ifdef ENABLE_FLOW |
44 | #include <gstreamermm.h> | |
45 | #include <libsigrokflow/libsigrokflow.hpp> | |
46 | #endif | |
47 | ||
f2739bae | 48 | #include "metadata_obj.hpp" |
48257a69 | 49 | #include "util.hpp" |
f4e57597 | 50 | #include "views/viewbase.hpp" |
48257a69 | 51 | |
6f925ba9 | 52 | using std::function; |
6f925ba9 UH |
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 | |
f2739bae | 111 | |
2b81ae46 | 112 | class Session : public QObject |
2953961c | 113 | { |
009e1503 JH |
114 | Q_OBJECT |
115 | ||
5b7cf66c JH |
116 | public: |
117 | enum capture_state { | |
118 | Stopped, | |
2b49eeb0 | 119 | AwaitingTrigger, |
5b7cf66c JH |
120 | Running |
121 | }; | |
122 | ||
419ec4e1 SA |
123 | static shared_ptr<sigrok::Context> sr_context; |
124 | ||
2953961c | 125 | public: |
101e7a9b | 126 | Session(DeviceManager &device_manager, QString name); |
2953961c | 127 | |
2b81ae46 | 128 | ~Session(); |
2953961c | 129 | |
4cb0b033 JH |
130 | DeviceManager& device_manager(); |
131 | ||
132 | const DeviceManager& device_manager() const; | |
133 | ||
6f925ba9 | 134 | shared_ptr<sigrok::Session> session() const; |
1f4caa77 | 135 | |
6f925ba9 | 136 | shared_ptr<devices::Device> device() const; |
dc0867ff | 137 | |
101e7a9b | 138 | QString name() const; |
101e7a9b SA |
139 | void set_name(QString name); |
140 | ||
2db6e874 | 141 | const vector< shared_ptr<views::ViewBase> > views() const; |
36a8185e | 142 | |
6f925ba9 | 143 | shared_ptr<views::ViewBase> main_view() const; |
6f925ba9 | 144 | shared_ptr<pv::toolbars::MainBar> main_bar() const; |
6f925ba9 | 145 | void set_main_bar(shared_ptr<pv::toolbars::MainBar> main_bar); |
fd22c71c | 146 | |
5ccfc97e SA |
147 | /** |
148 | * Indicates whether the captured data was saved to disk already or not | |
149 | */ | |
150 | bool data_saved() const; | |
151 | ||
323715c4 | 152 | void save_setup(QSettings &settings) const; |
101e7a9b | 153 | void save_settings(QSettings &settings) const; |
323715c4 | 154 | void restore_setup(QSettings &settings); |
101e7a9b SA |
155 | void restore_settings(QSettings &settings); |
156 | ||
fd22c71c SA |
157 | /** |
158 | * Attempts to set device instance, may fall back to demo if needed | |
159 | */ | |
6f925ba9 | 160 | void select_device(shared_ptr<devices::Device> device); |
fd22c71c | 161 | |
d64d1596 JH |
162 | /** |
163 | * Sets device instance that will be used in the next capture session. | |
164 | */ | |
6f925ba9 | 165 | void set_device(shared_ptr<devices::Device> device); |
6fd0b639 | 166 | void set_default_device(); |
31d1aca6 SA |
167 | bool using_file_device() const; |
168 | ||
96dbf014 | 169 | void load_init_file(const string &file_name, const string &format, |
611c8625 | 170 | const string &setup_file_name); |
fd22c71c | 171 | |
96dbf014 | 172 | void load_file(QString file_name, QString setup_file_name = QString(), |
6f925ba9 UH |
173 | shared_ptr<sigrok::InputFormat> format = nullptr, |
174 | const map<string, Glib::VariantBase> &options = | |
175 | map<string, Glib::VariantBase>()); | |
fd22c71c | 176 | |
5b7cf66c | 177 | capture_state get_capture_state() const; |
6f925ba9 | 178 | void start_capture(function<void (const QString)> error_handler); |
5b7cf66c JH |
179 | void stop_capture(); |
180 | ||
2220e942 SA |
181 | double get_samplerate() const; |
182 | ||
9009d9b5 | 183 | uint32_t get_segment_count() const; |
7f965464 | 184 | |
7ea2a4ff SA |
185 | vector<util::Timestamp> get_triggers(uint32_t segment_id) const; |
186 | ||
6f925ba9 | 187 | void register_view(shared_ptr<views::ViewBase> view); |
6f925ba9 | 188 | void deregister_view(shared_ptr<views::ViewBase> view); |
6f925ba9 | 189 | bool has_view(shared_ptr<views::ViewBase> view); |
101e7a9b | 190 | |
56c4de9a | 191 | const vector< shared_ptr<data::SignalBase> > signalbases() const; |
e3f65ace | 192 | |
89914a86 SA |
193 | bool all_segments_complete(uint32_t segment_id) const; |
194 | ||
269528f5 | 195 | #ifdef ENABLE_DECODE |
e771b42d | 196 | shared_ptr<data::DecodeSignal> add_decode_signal(); |
82c7f640 | 197 | |
ad908057 | 198 | void remove_decode_signal(shared_ptr<data::DecodeSignal> signal); |
269528f5 | 199 | #endif |
c51482b3 | 200 | |
f2739bae SA |
201 | MetadataObjManager* metadata_obj_manager(); |
202 | ||
6ac96c2e JH |
203 | private: |
204 | void set_capture_state(capture_state state); | |
205 | ||
ffe00119 | 206 | void update_signals(); |
b087ba7f | 207 | |
6f925ba9 UH |
208 | shared_ptr<data::SignalBase> signalbase_from_channel( |
209 | shared_ptr<sigrok::Channel> channel) const; | |
3ddcc083 | 210 | |
724f29f3 GS |
211 | static map<string, Glib::VariantBase> input_format_options( |
212 | vector<string> user_spec, | |
213 | map<string, shared_ptr<Option>> fmt_opts); | |
214 | ||
6f925ba9 | 215 | void sample_thread_proc(function<void (const QString)> error_handler); |
2e2946fe | 216 | |
5e6967cb SA |
217 | void free_unused_memory(); |
218 | ||
4e86ec70 | 219 | void signal_new_segment(); |
558ad6ce | 220 | void signal_segment_completed(); |
4e86ec70 | 221 | |
5f9a5209 SA |
222 | #ifdef ENABLE_FLOW |
223 | bool on_gst_bus_message(const Glib::RefPtr<Gst::Bus>& bus, const Glib::RefPtr<Gst::Message>& message); | |
224 | ||
225 | Gst::FlowReturn on_gst_new_sample(); | |
226 | #endif | |
227 | ||
da30ecb7 | 228 | void feed_in_header(); |
6f925ba9 | 229 | void feed_in_meta(shared_ptr<sigrok::Meta> meta); |
48257a69 | 230 | void feed_in_trigger(); |
82f50b10 | 231 | void feed_in_frame_begin(); |
837bb15a | 232 | void feed_in_frame_end(); |
6f925ba9 | 233 | void feed_in_logic(shared_ptr<sigrok::Logic> logic); |
6f925ba9 | 234 | void feed_in_analog(shared_ptr<sigrok::Analog> analog); |
2953961c | 235 | |
6f925ba9 UH |
236 | void data_feed_in(shared_ptr<sigrok::Device> device, |
237 | shared_ptr<sigrok::Packet> packet); | |
2953961c | 238 | |
056f443e SA |
239 | Q_SIGNALS: |
240 | void capture_state_changed(int state); | |
241 | void device_changed(); | |
242 | ||
243 | void signals_changed(); | |
244 | ||
245 | void name_changed(); | |
246 | ||
7ea2a4ff | 247 | void trigger_event(int segment_id, util::Timestamp location); |
056f443e SA |
248 | |
249 | void new_segment(int new_segment_id); | |
250 | void segment_completed(int segment_id); | |
251 | ||
252 | void data_received(); | |
253 | ||
baf867ed | 254 | void add_view(views::ViewType type, Session *session); |
056f443e SA |
255 | |
256 | public Q_SLOTS: | |
257 | void on_data_saved(); | |
258 | ||
97378470 SA |
259 | #ifdef ENABLE_DECODE |
260 | void on_new_decoders_selected(vector<const srd_decoder*> decoders); | |
261 | #endif | |
262 | ||
2953961c | 263 | private: |
8dbbc7f0 | 264 | DeviceManager &device_manager_; |
6f925ba9 | 265 | shared_ptr<devices::Device> device_; |
101e7a9b | 266 | QString default_name_, name_; |
d64d1596 | 267 | |
2db6e874 | 268 | vector< shared_ptr<views::ViewBase> > views_; |
6f925ba9 | 269 | shared_ptr<pv::views::ViewBase> main_view_; |
0f8f8c18 | 270 | |
6f925ba9 | 271 | shared_ptr<pv::toolbars::MainBar> main_bar_; |
47e9e7bb | 272 | |
6f925ba9 | 273 | mutable mutex sampling_mutex_; //!< Protects access to capture_state_. |
8dbbc7f0 | 274 | capture_state capture_state_; |
5b7cf66c | 275 | |
56c4de9a | 276 | vector< shared_ptr<data::SignalBase> > signalbases_; |
6f925ba9 | 277 | unordered_set< shared_ptr<data::SignalData> > all_signal_data_; |
3868e5fa | 278 | |
7ea2a4ff SA |
279 | /// trigger_list_ contains pairs of <segment_id, timestamp> values. |
280 | vector< std::pair<uint32_t, util::Timestamp> > trigger_list_; | |
281 | ||
6f925ba9 UH |
282 | mutable recursive_mutex data_mutex_; |
283 | shared_ptr<data::Logic> logic_data_; | |
ff008de6 | 284 | uint64_t cur_samplerate_; |
6f925ba9 UH |
285 | shared_ptr<data::LogicSegment> cur_logic_segment_; |
286 | map< shared_ptr<sigrok::Channel>, shared_ptr<data::AnalogSegment> > | |
f3d66e52 | 287 | cur_analog_segments_; |
4e86ec70 | 288 | int32_t highest_segment_id_; |
009e1503 | 289 | |
8dbbc7f0 | 290 | std::thread sampling_thread_; |
2e2946fe | 291 | |
e7216ae0 | 292 | bool out_of_memory_; |
5ccfc97e | 293 | bool data_saved_; |
837bb15a | 294 | bool frame_began_; |
5f9a5209 | 295 | |
5322d2d0 | 296 | QElapsedTimer acq_time_; |
268fd2b8 | 297 | |
f2739bae SA |
298 | MetadataObjManager metadata_obj_manager_; |
299 | ||
5f9a5209 SA |
300 | #ifdef ENABLE_FLOW |
301 | RefPtr<Pipeline> pipeline_; | |
302 | RefPtr<Element> source_; | |
303 | RefPtr<AppSink> sink_; | |
304 | ||
305 | mutable mutex pipeline_done_mutex_; | |
306 | mutable condition_variable pipeline_done_cond_; | |
307 | atomic<bool> pipeline_done_interrupt_; | |
308 | #endif | |
2953961c JH |
309 | }; |
310 | ||
51e77110 JH |
311 | } // namespace pv |
312 | ||
8e99ef96 | 313 | #endif // PULSEVIEW_PV_SESSION_HPP |