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Commit | Line | Data |
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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 | ||
47747218 | 20 | #include <QDebug> |
43017494 SA |
21 | #include <QFileInfo> |
22 | ||
1e4d7c4d | 23 | #include <cassert> |
303eec78 | 24 | #include <memory> |
1e4d7c4d SA |
25 | #include <mutex> |
26 | #include <stdexcept> | |
4e5a4405 | 27 | |
1e4d7c4d | 28 | #include <sys/stat.h> |
2953961c | 29 | |
2acdb232 | 30 | #include "devicemanager.hpp" |
5e685656 | 31 | #include "mainwindow.hpp" |
aca9aa83 | 32 | #include "session.hpp" |
119aff65 | 33 | |
2acdb232 | 34 | #include "data/analog.hpp" |
f3d66e52 | 35 | #include "data/analogsegment.hpp" |
aca9aa83 | 36 | #include "data/decode/decoder.hpp" |
2acdb232 | 37 | #include "data/logic.hpp" |
f3d66e52 | 38 | #include "data/logicsegment.hpp" |
bf0edd2b | 39 | #include "data/signalbase.hpp" |
82c7f640 | 40 | |
da30ecb7 | 41 | #include "devices/hardwaredevice.hpp" |
fd22c71c | 42 | #include "devices/inputfile.hpp" |
da30ecb7 JH |
43 | #include "devices/sessionfile.hpp" |
44 | ||
0f8f8c18 SA |
45 | #include "toolbars/mainbar.hpp" |
46 | ||
1573bf16 SA |
47 | #include "views/trace/analogsignal.hpp" |
48 | #include "views/trace/decodetrace.hpp" | |
49 | #include "views/trace/logicsignal.hpp" | |
50 | #include "views/trace/signal.hpp" | |
51 | #include "views/trace/view.hpp" | |
28a4c9c5 | 52 | |
fe3a1c21 | 53 | #include <libsigrokcxx/libsigrokcxx.hpp> |
e8d00928 | 54 | |
1e4d7c4d SA |
55 | #ifdef ENABLE_DECODE |
56 | #include <libsigrokdecode/libsigrokdecode.h> | |
ad908057 | 57 | #include "data/decodesignal.hpp" |
1e4d7c4d SA |
58 | #endif |
59 | ||
6f925ba9 | 60 | using std::bad_alloc; |
f9abf97e | 61 | using std::dynamic_pointer_cast; |
6f925ba9 | 62 | using std::find_if; |
d2344534 | 63 | using std::function; |
3b68d03d | 64 | using std::lock_guard; |
d873f4d6 | 65 | using std::list; |
6f925ba9 UH |
66 | using std::make_pair; |
67 | using std::make_shared; | |
819f4c25 | 68 | using std::map; |
6f925ba9 UH |
69 | using std::max; |
70 | using std::move; | |
aca64cac | 71 | using std::mutex; |
fd22c71c | 72 | using std::pair; |
8524a597 | 73 | using std::recursive_mutex; |
6f925ba9 | 74 | using std::runtime_error; |
f9abf97e | 75 | using std::shared_ptr; |
819f4c25 | 76 | using std::string; |
303eec78 | 77 | using std::unique_ptr; |
78b0af3e | 78 | using std::unordered_set; |
819f4c25 | 79 | using std::vector; |
28a4c9c5 | 80 | |
e8d00928 ML |
81 | using sigrok::Analog; |
82 | using sigrok::Channel; | |
e8d00928 ML |
83 | using sigrok::ConfigKey; |
84 | using sigrok::DatafeedCallbackFunction; | |
e8d00928 | 85 | using sigrok::Error; |
fd22c71c | 86 | using sigrok::InputFormat; |
e8d00928 ML |
87 | using sigrok::Logic; |
88 | using sigrok::Meta; | |
89 | using sigrok::Packet; | |
e8d00928 | 90 | using sigrok::Session; |
e8d00928 ML |
91 | |
92 | using Glib::VariantBase; | |
51e77110 | 93 | |
e8d00928 | 94 | namespace pv { |
419ec4e1 SA |
95 | |
96 | shared_ptr<sigrok::Context> Session::sr_context; | |
97 | ||
101e7a9b | 98 | Session::Session(DeviceManager &device_manager, QString name) : |
8dbbc7f0 | 99 | device_manager_(device_manager), |
33e1afbe | 100 | default_name_(name), |
101e7a9b | 101 | name_(name), |
ff008de6 | 102 | capture_state_(Stopped), |
5ccfc97e SA |
103 | cur_samplerate_(0), |
104 | data_saved_(true) | |
2953961c | 105 | { |
2953961c JH |
106 | } |
107 | ||
2b81ae46 | 108 | Session::~Session() |
2953961c | 109 | { |
04463625 | 110 | // Stop and join to the thread |
5b7cf66c | 111 | stop_capture(); |
2953961c JH |
112 | } |
113 | ||
2b81ae46 | 114 | DeviceManager& Session::device_manager() |
4cb0b033 | 115 | { |
8dbbc7f0 | 116 | return device_manager_; |
4cb0b033 JH |
117 | } |
118 | ||
2b81ae46 | 119 | const DeviceManager& Session::device_manager() const |
4cb0b033 | 120 | { |
8dbbc7f0 | 121 | return device_manager_; |
4cb0b033 JH |
122 | } |
123 | ||
da30ecb7 | 124 | shared_ptr<sigrok::Session> Session::session() const |
1f4caa77 | 125 | { |
da30ecb7 JH |
126 | if (!device_) |
127 | return shared_ptr<sigrok::Session>(); | |
128 | return device_->session(); | |
1f4caa77 JH |
129 | } |
130 | ||
da30ecb7 | 131 | shared_ptr<devices::Device> Session::device() const |
dc0867ff | 132 | { |
8dbbc7f0 | 133 | return device_; |
dc0867ff JH |
134 | } |
135 | ||
101e7a9b SA |
136 | QString Session::name() const |
137 | { | |
138 | return name_; | |
139 | } | |
140 | ||
141 | void Session::set_name(QString name) | |
142 | { | |
143 | if (default_name_.isEmpty()) | |
144 | default_name_ = name; | |
145 | ||
146 | name_ = name; | |
147 | ||
148 | name_changed(); | |
149 | } | |
150 | ||
6f925ba9 | 151 | const list< shared_ptr<views::ViewBase> > Session::views() const |
36a8185e SA |
152 | { |
153 | return views_; | |
154 | } | |
155 | ||
6f925ba9 | 156 | shared_ptr<views::ViewBase> Session::main_view() const |
0f8f8c18 SA |
157 | { |
158 | return main_view_; | |
159 | } | |
160 | ||
6f925ba9 | 161 | void Session::set_main_bar(shared_ptr<pv::toolbars::MainBar> main_bar) |
0f8f8c18 SA |
162 | { |
163 | main_bar_ = main_bar; | |
164 | } | |
165 | ||
166 | shared_ptr<pv::toolbars::MainBar> Session::main_bar() const | |
167 | { | |
168 | return main_bar_; | |
169 | } | |
170 | ||
5ccfc97e SA |
171 | bool Session::data_saved() const |
172 | { | |
173 | return data_saved_; | |
174 | } | |
175 | ||
101e7a9b SA |
176 | void Session::save_settings(QSettings &settings) const |
177 | { | |
178 | map<string, string> dev_info; | |
179 | list<string> key_list; | |
47747218 | 180 | int decode_signals = 0, views = 0; |
101e7a9b SA |
181 | |
182 | if (device_) { | |
43017494 SA |
183 | shared_ptr<devices::HardwareDevice> hw_device = |
184 | dynamic_pointer_cast< devices::HardwareDevice >(device_); | |
185 | ||
186 | if (hw_device) { | |
187 | settings.setValue("device_type", "hardware"); | |
188 | settings.beginGroup("device"); | |
189 | ||
326cf6fe UH |
190 | key_list.emplace_back("vendor"); |
191 | key_list.emplace_back("model"); | |
192 | key_list.emplace_back("version"); | |
193 | key_list.emplace_back("serial_num"); | |
194 | key_list.emplace_back("connection_id"); | |
43017494 SA |
195 | |
196 | dev_info = device_manager_.get_device_info(device_); | |
197 | ||
198 | for (string key : key_list) { | |
199 | if (dev_info.count(key)) | |
200 | settings.setValue(QString::fromUtf8(key.c_str()), | |
201 | QString::fromUtf8(dev_info.at(key).c_str())); | |
202 | else | |
203 | settings.remove(QString::fromUtf8(key.c_str())); | |
204 | } | |
101e7a9b | 205 | |
43017494 SA |
206 | settings.endGroup(); |
207 | } | |
101e7a9b | 208 | |
43017494 | 209 | shared_ptr<devices::SessionFile> sessionfile_device = |
1325ce42 | 210 | dynamic_pointer_cast<devices::SessionFile>(device_); |
43017494 SA |
211 | |
212 | if (sessionfile_device) { | |
213 | settings.setValue("device_type", "sessionfile"); | |
214 | settings.beginGroup("device"); | |
215 | settings.setValue("filename", QString::fromStdString( | |
216 | sessionfile_device->full_name())); | |
217 | settings.endGroup(); | |
101e7a9b SA |
218 | } |
219 | ||
1325ce42 SA |
220 | shared_ptr<devices::InputFile> inputfile_device = |
221 | dynamic_pointer_cast<devices::InputFile>(device_); | |
222 | ||
223 | if (inputfile_device) { | |
224 | settings.setValue("device_type", "inputfile"); | |
225 | settings.beginGroup("device"); | |
226 | inputfile_device->save_meta_to_settings(settings); | |
227 | settings.endGroup(); | |
228 | } | |
229 | ||
aecae05c SA |
230 | // Save channels and decoders |
231 | for (shared_ptr<data::SignalBase> base : signalbases_) { | |
232 | #ifdef ENABLE_DECODE | |
233 | if (base->is_decode_signal()) { | |
47747218 SA |
234 | settings.beginGroup("decode_signal" + QString::number(decode_signals++)); |
235 | base->save_settings(settings); | |
aecae05c SA |
236 | settings.endGroup(); |
237 | } else | |
238 | #endif | |
239 | { | |
240 | settings.beginGroup(base->internal_name()); | |
6de38b17 | 241 | base->save_settings(settings); |
aecae05c SA |
242 | settings.endGroup(); |
243 | } | |
244 | } | |
101e7a9b | 245 | |
47747218 | 246 | settings.setValue("decode_signals", decode_signals); |
3a21afa6 SA |
247 | |
248 | // Save view states and their signal settings | |
249 | // Note: main_view must be saved as view0 | |
250 | settings.beginGroup("view" + QString::number(views++)); | |
251 | main_view_->save_settings(settings); | |
252 | settings.endGroup(); | |
253 | ||
f4e57597 | 254 | for (shared_ptr<views::ViewBase> view : views_) { |
3a21afa6 SA |
255 | if (view != main_view_) { |
256 | settings.beginGroup("view" + QString::number(views++)); | |
257 | view->save_settings(settings); | |
258 | settings.endGroup(); | |
259 | } | |
260 | } | |
261 | ||
262 | settings.setValue("views", views); | |
101e7a9b SA |
263 | } |
264 | } | |
265 | ||
266 | void Session::restore_settings(QSettings &settings) | |
267 | { | |
43017494 SA |
268 | shared_ptr<devices::Device> device; |
269 | ||
270 | QString device_type = settings.value("device_type").toString(); | |
271 | ||
272 | if (device_type == "hardware") { | |
273 | map<string, string> dev_info; | |
274 | list<string> key_list; | |
275 | ||
276 | // Re-select last used device if possible but only if it's not demo | |
277 | settings.beginGroup("device"); | |
326cf6fe UH |
278 | key_list.emplace_back("vendor"); |
279 | key_list.emplace_back("model"); | |
280 | key_list.emplace_back("version"); | |
281 | key_list.emplace_back("serial_num"); | |
282 | key_list.emplace_back("connection_id"); | |
43017494 SA |
283 | |
284 | for (string key : key_list) { | |
285 | const QString k = QString::fromStdString(key); | |
286 | if (!settings.contains(k)) | |
287 | continue; | |
288 | ||
289 | const string value = settings.value(k).toString().toStdString(); | |
290 | if (!value.empty()) | |
6f925ba9 | 291 | dev_info.insert(make_pair(key, value)); |
43017494 SA |
292 | } |
293 | ||
294 | if (dev_info.count("model") > 0) | |
295 | device = device_manager_.find_device_from_info(dev_info); | |
296 | ||
297 | if (device) | |
298 | set_device(device); | |
299 | ||
300 | settings.endGroup(); | |
101e7a9b SA |
301 | } |
302 | ||
1325ce42 SA |
303 | if ((device_type == "sessionfile") || (device_type == "inputfile")) { |
304 | if (device_type == "sessionfile") { | |
305 | settings.beginGroup("device"); | |
306 | QString filename = settings.value("filename").toString(); | |
307 | settings.endGroup(); | |
308 | ||
309 | if (QFileInfo(filename).isReadable()) { | |
310 | device = make_shared<devices::SessionFile>(device_manager_.context(), | |
311 | filename.toStdString()); | |
312 | } | |
313 | } | |
314 | ||
315 | if (device_type == "inputfile") { | |
316 | settings.beginGroup("device"); | |
317 | device = make_shared<devices::InputFile>(device_manager_.context(), | |
318 | settings); | |
319 | settings.endGroup(); | |
320 | } | |
101e7a9b | 321 | |
1325ce42 | 322 | if (device) { |
43017494 | 323 | set_device(device); |
101e7a9b | 324 | |
403c3e87 | 325 | start_capture([](QString infoMessage) { |
fe060a48 SA |
326 | // TODO Emulate noquote() |
327 | qDebug() << "Session error:" << infoMessage; }); | |
33e1afbe | 328 | |
1325ce42 SA |
329 | set_name(QString::fromStdString( |
330 | dynamic_pointer_cast<devices::File>(device)->display_name(device_manager_))); | |
43017494 SA |
331 | } |
332 | } | |
333 | ||
334 | if (device) { | |
aecae05c SA |
335 | // Restore channels |
336 | for (shared_ptr<data::SignalBase> base : signalbases_) { | |
337 | settings.beginGroup(base->internal_name()); | |
6de38b17 | 338 | base->restore_settings(settings); |
aecae05c SA |
339 | settings.endGroup(); |
340 | } | |
341 | ||
342 | // Restore decoders | |
343 | #ifdef ENABLE_DECODE | |
47747218 | 344 | int decode_signals = settings.value("decode_signals").toInt(); |
aecae05c | 345 | |
47747218 | 346 | for (int i = 0; i < decode_signals; i++) { |
88870fff | 347 | settings.beginGroup("decode_signal" + QString::number(i)); |
c8e60bdf SA |
348 | shared_ptr<data::DecodeSignal> signal = add_decode_signal(); |
349 | signal->restore_settings(settings); | |
aecae05c SA |
350 | settings.endGroup(); |
351 | } | |
352 | #endif | |
3a21afa6 SA |
353 | |
354 | // Restore views | |
355 | int views = settings.value("views").toInt(); | |
356 | ||
357 | for (int i = 0; i < views; i++) { | |
358 | settings.beginGroup("view" + QString::number(i)); | |
359 | ||
360 | if (i > 0) { | |
f4e57597 | 361 | views::ViewType type = (views::ViewType)settings.value("type").toInt(); |
3a21afa6 SA |
362 | add_view(name_, type, this); |
363 | views_.back()->restore_settings(settings); | |
364 | } else | |
365 | main_view_->restore_settings(settings); | |
366 | ||
367 | settings.endGroup(); | |
368 | } | |
101e7a9b | 369 | } |
101e7a9b SA |
370 | } |
371 | ||
fd22c71c SA |
372 | void Session::select_device(shared_ptr<devices::Device> device) |
373 | { | |
374 | try { | |
375 | if (device) | |
376 | set_device(device); | |
377 | else | |
378 | set_default_device(); | |
379 | } catch (const QString &e) { | |
5e685656 | 380 | MainWindow::show_session_error(tr("Failed to select device"), e); |
fd22c71c SA |
381 | } |
382 | } | |
383 | ||
da30ecb7 | 384 | void Session::set_device(shared_ptr<devices::Device> device) |
d64d1596 | 385 | { |
da30ecb7 JH |
386 | assert(device); |
387 | ||
82596f46 JH |
388 | // Ensure we are not capturing before setting the device |
389 | stop_capture(); | |
390 | ||
4d6c6ea3 SA |
391 | if (device_) |
392 | device_->close(); | |
393 | ||
86123e2e SA |
394 | device_.reset(); |
395 | ||
7b254679 | 396 | // Revert name back to default name (e.g. "Session 1") as the data is gone |
101e7a9b SA |
397 | name_ = default_name_; |
398 | name_changed(); | |
399 | ||
5a206446 | 400 | // Remove all stored data and reset all views |
6f925ba9 | 401 | for (shared_ptr<views::ViewBase> view : views_) { |
47e9e7bb | 402 | view->clear_signals(); |
bb7dd726 | 403 | #ifdef ENABLE_DECODE |
f4e57597 | 404 | view->clear_decode_signals(); |
bb7dd726 | 405 | #endif |
5a206446 | 406 | view->reset_view_state(); |
bb7dd726 | 407 | } |
47e9e7bb SA |
408 | for (const shared_ptr<data::SignalData> d : all_signal_data_) |
409 | d->clear(); | |
cc9a7898 | 410 | all_signal_data_.clear(); |
47e9e7bb | 411 | signalbases_.clear(); |
4b0d7046 SA |
412 | cur_logic_segment_.reset(); |
413 | ||
414 | for (auto entry : cur_analog_segments_) { | |
415 | shared_ptr<sigrok::Channel>(entry.first).reset(); | |
416 | shared_ptr<data::AnalogSegment>(entry.second).reset(); | |
417 | } | |
418 | ||
419 | logic_data_.reset(); | |
4b0d7046 | 420 | |
86123e2e SA |
421 | signals_changed(); |
422 | ||
6f925ba9 | 423 | device_ = move(device); |
7e0c99bf SA |
424 | |
425 | try { | |
426 | device_->open(); | |
427 | } catch (const QString &e) { | |
428 | device_.reset(); | |
5e685656 | 429 | MainWindow::show_session_error(tr("Failed to open device"), e); |
7e0c99bf SA |
430 | } |
431 | ||
bcd64b9b SA |
432 | if (device_) { |
433 | device_->session()->add_datafeed_callback([=] | |
434 | (shared_ptr<sigrok::Device> device, shared_ptr<Packet> packet) { | |
435 | data_feed_in(device, packet); | |
436 | }); | |
437 | ||
438 | update_signals(); | |
439 | } | |
ae2d1bc5 | 440 | |
91f8fe8c | 441 | device_changed(); |
ae2d1bc5 | 442 | } |
85843b14 | 443 | |
2b81ae46 | 444 | void Session::set_default_device() |
6fd0b639 | 445 | { |
da30ecb7 | 446 | const list< shared_ptr<devices::HardwareDevice> > &devices = |
8dbbc7f0 | 447 | device_manager_.devices(); |
6fd0b639 | 448 | |
da30ecb7 JH |
449 | if (devices.empty()) |
450 | return; | |
dc0867ff | 451 | |
da30ecb7 | 452 | // Try and find the demo device and select that by default |
6f925ba9 | 453 | const auto iter = find_if(devices.begin(), devices.end(), |
da30ecb7 | 454 | [] (const shared_ptr<devices::HardwareDevice> &d) { |
0fb98cf8 | 455 | return d->hardware_device()->driver()->name() == "demo"; }); |
da30ecb7 | 456 | set_device((iter == devices.end()) ? devices.front() : *iter); |
dc0867ff JH |
457 | } |
458 | ||
724f29f3 GS |
459 | /** |
460 | * Convert generic options to data types that are specific to InputFormat. | |
461 | * | |
3083cda8 UH |
462 | * @param[in] user_spec Vector of tokenized words, string format. |
463 | * @param[in] fmt_opts Input format's options, result of InputFormat::options(). | |
724f29f3 | 464 | * |
3083cda8 | 465 | * @return Map of options suitable for InputFormat::create_input(). |
724f29f3 GS |
466 | */ |
467 | map<string, Glib::VariantBase> | |
468 | Session::input_format_options(vector<string> user_spec, | |
469 | map<string, shared_ptr<Option>> fmt_opts) | |
470 | { | |
471 | map<string, Glib::VariantBase> result; | |
472 | ||
473 | for (auto entry : user_spec) { | |
474 | /* | |
475 | * Split key=value specs. Accept entries without separator | |
476 | * (for simplified boolean specifications). | |
477 | */ | |
478 | string key, val; | |
479 | size_t pos = entry.find("="); | |
480 | if (pos == std::string::npos) { | |
481 | key = entry; | |
482 | val = ""; | |
483 | } else { | |
484 | key = entry.substr(0, pos); | |
485 | val = entry.substr(pos + 1); | |
486 | } | |
487 | ||
488 | /* | |
489 | * Skip user specifications that are not a member of the | |
490 | * format's set of supported options. Have the text input | |
491 | * spec converted to the required input format specific | |
492 | * data type. | |
493 | */ | |
494 | auto found = fmt_opts.find(key); | |
495 | if (found == fmt_opts.end()) | |
496 | continue; | |
497 | shared_ptr<Option> opt = found->second; | |
498 | result[key] = opt->parse_string(val); | |
499 | } | |
500 | ||
501 | return result; | |
502 | } | |
503 | ||
6f925ba9 | 504 | void Session::load_init_file(const string &file_name, const string &format) |
fd22c71c SA |
505 | { |
506 | shared_ptr<InputFormat> input_format; | |
724f29f3 | 507 | map<string, Glib::VariantBase> input_opts; |
fd22c71c SA |
508 | |
509 | if (!format.empty()) { | |
510 | const map<string, shared_ptr<InputFormat> > formats = | |
511 | device_manager_.context()->input_formats(); | |
724f29f3 GS |
512 | auto user_opts = pv::util::split_string(format, ":"); |
513 | string user_name = user_opts.front(); | |
514 | user_opts.erase(user_opts.begin()); | |
fd22c71c SA |
515 | const auto iter = find_if(formats.begin(), formats.end(), |
516 | [&](const pair<string, shared_ptr<InputFormat> > f) { | |
724f29f3 | 517 | return f.first == user_name; }); |
fd22c71c | 518 | if (iter == formats.end()) { |
5e685656 | 519 | MainWindow::show_session_error(tr("Error"), |
fd22c71c SA |
520 | tr("Unexpected input format: %s").arg(QString::fromStdString(format))); |
521 | return; | |
522 | } | |
fd22c71c | 523 | input_format = (*iter).second; |
724f29f3 GS |
524 | input_opts = input_format_options(user_opts, |
525 | input_format->options()); | |
fd22c71c SA |
526 | } |
527 | ||
724f29f3 | 528 | load_file(QString::fromStdString(file_name), input_format, input_opts); |
fd22c71c SA |
529 | } |
530 | ||
531 | void Session::load_file(QString file_name, | |
6f925ba9 UH |
532 | shared_ptr<sigrok::InputFormat> format, |
533 | const map<string, Glib::VariantBase> &options) | |
fd22c71c SA |
534 | { |
535 | const QString errorMessage( | |
536 | QString("Failed to load file %1").arg(file_name)); | |
537 | ||
a9674d1c GS |
538 | // In the absence of a caller's format spec, try to auto detect. |
539 | // Assume "sigrok session file" upon lookup miss. | |
540 | if (!format) | |
541 | format = device_manager_.context()->input_format_match(file_name.toStdString()); | |
fd22c71c SA |
542 | try { |
543 | if (format) | |
544 | set_device(shared_ptr<devices::Device>( | |
545 | new devices::InputFile( | |
546 | device_manager_.context(), | |
547 | file_name.toStdString(), | |
548 | format, options))); | |
549 | else | |
550 | set_device(shared_ptr<devices::Device>( | |
551 | new devices::SessionFile( | |
552 | device_manager_.context(), | |
553 | file_name.toStdString()))); | |
30677c13 | 554 | } catch (Error& e) { |
5e685656 | 555 | MainWindow::show_session_error(tr("Failed to load ") + file_name, e.what()); |
fd22c71c SA |
556 | set_default_device(); |
557 | main_bar_->update_device_list(); | |
558 | return; | |
559 | } | |
560 | ||
561 | main_bar_->update_device_list(); | |
562 | ||
563 | start_capture([&, errorMessage](QString infoMessage) { | |
5e685656 | 564 | MainWindow::show_session_error(errorMessage, infoMessage); }); |
fd22c71c SA |
565 | |
566 | set_name(QFileInfo(file_name).fileName()); | |
567 | } | |
568 | ||
2b81ae46 | 569 | Session::capture_state Session::get_capture_state() const |
5b7cf66c | 570 | { |
8dbbc7f0 JH |
571 | lock_guard<mutex> lock(sampling_mutex_); |
572 | return capture_state_; | |
5b7cf66c JH |
573 | } |
574 | ||
2b81ae46 | 575 | void Session::start_capture(function<void (const QString)> error_handler) |
2e2946fe | 576 | { |
34c11fa7 SA |
577 | if (!device_) { |
578 | error_handler(tr("No active device set, can't start acquisition.")); | |
579 | return; | |
580 | } | |
581 | ||
5b7cf66c JH |
582 | stop_capture(); |
583 | ||
6ac6242b | 584 | // Check that at least one channel is enabled |
e6c1382e JH |
585 | const shared_ptr<sigrok::Device> sr_dev = device_->device(); |
586 | if (sr_dev) { | |
587 | const auto channels = sr_dev->channels(); | |
6f925ba9 | 588 | if (!any_of(channels.begin(), channels.end(), |
e6c1382e JH |
589 | [](shared_ptr<Channel> channel) { |
590 | return channel->enabled(); })) { | |
591 | error_handler(tr("No channels enabled.")); | |
592 | return; | |
593 | } | |
9c48fa57 JH |
594 | } |
595 | ||
53ea4c6c | 596 | // Clear signal data |
47e9e7bb SA |
597 | for (const shared_ptr<data::SignalData> d : all_signal_data_) |
598 | d->clear(); | |
53ea4c6c | 599 | |
7ea2a4ff SA |
600 | trigger_list_.clear(); |
601 | ||
53bb2e1d SA |
602 | // Revert name back to default name (e.g. "Session 1") for real devices |
603 | // as the (possibly saved) data is gone. File devices keep their name. | |
604 | shared_ptr<devices::HardwareDevice> hw_device = | |
605 | dynamic_pointer_cast< devices::HardwareDevice >(device_); | |
606 | ||
607 | if (hw_device) { | |
608 | name_ = default_name_; | |
609 | name_changed(); | |
610 | } | |
101e7a9b | 611 | |
9c48fa57 | 612 | // Begin the session |
8dbbc7f0 | 613 | sampling_thread_ = std::thread( |
2b05d311 | 614 | &Session::sample_thread_proc, this, error_handler); |
2e2946fe JH |
615 | } |
616 | ||
2b81ae46 | 617 | void Session::stop_capture() |
5b7cf66c | 618 | { |
04463625 | 619 | if (get_capture_state() != Stopped) |
da30ecb7 | 620 | device_->stop(); |
5b7cf66c JH |
621 | |
622 | // Check that sampling stopped | |
8dbbc7f0 JH |
623 | if (sampling_thread_.joinable()) |
624 | sampling_thread_.join(); | |
5b7cf66c JH |
625 | } |
626 | ||
6f925ba9 | 627 | void Session::register_view(shared_ptr<views::ViewBase> view) |
47e9e7bb | 628 | { |
0f8f8c18 SA |
629 | if (views_.empty()) { |
630 | main_view_ = view; | |
631 | } | |
632 | ||
3a21afa6 | 633 | views_.push_back(view); |
53e8927d | 634 | |
f5a5b019 | 635 | // Add all device signals |
53e8927d | 636 | update_signals(); |
f5a5b019 SA |
637 | |
638 | // Add all other signals | |
639 | unordered_set< shared_ptr<data::SignalBase> > view_signalbases = | |
640 | view->signalbases(); | |
641 | ||
642 | views::trace::View *trace_view = | |
643 | qobject_cast<views::trace::View*>(view.get()); | |
644 | ||
645 | if (trace_view) { | |
646 | for (shared_ptr<data::SignalBase> signalbase : signalbases_) { | |
647 | const int sb_exists = count_if( | |
648 | view_signalbases.cbegin(), view_signalbases.cend(), | |
649 | [&](const shared_ptr<data::SignalBase> &sb) { | |
650 | return sb == signalbase; | |
651 | }); | |
652 | // Add the signal to the view as it doesn't have it yet | |
653 | if (!sb_exists) | |
654 | switch (signalbase->type()) { | |
655 | case data::SignalBase::AnalogChannel: | |
656 | case data::SignalBase::LogicChannel: | |
f5a5b019 SA |
657 | case data::SignalBase::DecodeChannel: |
658 | #ifdef ENABLE_DECODE | |
659 | trace_view->add_decode_signal( | |
660 | dynamic_pointer_cast<data::DecodeSignal>(signalbase)); | |
661 | #endif | |
662 | break; | |
663 | case data::SignalBase::MathChannel: | |
664 | // TBD | |
665 | break; | |
666 | } | |
667 | } | |
668 | } | |
669 | ||
670 | signals_changed(); | |
47e9e7bb SA |
671 | } |
672 | ||
6f925ba9 | 673 | void Session::deregister_view(shared_ptr<views::ViewBase> view) |
47e9e7bb | 674 | { |
6f925ba9 | 675 | views_.remove_if([&](shared_ptr<views::ViewBase> v) { return v == view; }); |
0f8f8c18 SA |
676 | |
677 | if (views_.empty()) { | |
678 | main_view_.reset(); | |
679 | ||
680 | // Without a view there can be no main bar | |
681 | main_bar_.reset(); | |
682 | } | |
47e9e7bb SA |
683 | } |
684 | ||
6f925ba9 | 685 | bool Session::has_view(shared_ptr<views::ViewBase> view) |
101e7a9b | 686 | { |
6f925ba9 | 687 | for (shared_ptr<views::ViewBase> v : views_) |
3a21afa6 SA |
688 | if (v == view) |
689 | return true; | |
690 | ||
691 | return false; | |
101e7a9b SA |
692 | } |
693 | ||
2220e942 SA |
694 | double Session::get_samplerate() const |
695 | { | |
696 | double samplerate = 0.0; | |
697 | ||
47e9e7bb SA |
698 | for (const shared_ptr<pv::data::SignalData> d : all_signal_data_) { |
699 | assert(d); | |
700 | const vector< shared_ptr<pv::data::Segment> > segments = | |
701 | d->segments(); | |
702 | for (const shared_ptr<pv::data::Segment> &s : segments) | |
6f925ba9 | 703 | samplerate = max(samplerate, s->samplerate()); |
2220e942 | 704 | } |
2220e942 SA |
705 | // If there is no sample rate given we use samples as unit |
706 | if (samplerate == 0.0) | |
707 | samplerate = 1.0; | |
708 | ||
709 | return samplerate; | |
710 | } | |
711 | ||
9009d9b5 | 712 | uint32_t Session::get_segment_count() const |
7f965464 | 713 | { |
9009d9b5 | 714 | uint32_t value = 0; |
7f965464 | 715 | |
9009d9b5 | 716 | // Find the highest number of segments |
7f965464 | 717 | for (shared_ptr<data::SignalData> data : all_signal_data_) |
9009d9b5 SA |
718 | if (data->get_segment_count() > value) |
719 | value = data->get_segment_count(); | |
7f965464 | 720 | |
9009d9b5 | 721 | return value; |
7f965464 SA |
722 | } |
723 | ||
7ea2a4ff SA |
724 | vector<util::Timestamp> Session::get_triggers(uint32_t segment_id) const |
725 | { | |
726 | vector<util::Timestamp> result; | |
727 | ||
728 | for (pair<uint32_t, util::Timestamp> entry : trigger_list_) | |
729 | if (entry.first == segment_id) | |
730 | result.push_back(entry.second); | |
731 | ||
732 | return result; | |
733 | } | |
734 | ||
6f925ba9 | 735 | const unordered_set< shared_ptr<data::SignalBase> > Session::signalbases() const |
2e2946fe | 736 | { |
47e9e7bb | 737 | return signalbases_; |
2e2946fe JH |
738 | } |
739 | ||
89914a86 SA |
740 | bool Session::all_segments_complete(uint32_t segment_id) const |
741 | { | |
742 | bool all_complete = true; | |
743 | ||
744 | for (shared_ptr<data::SignalBase> base : signalbases_) | |
745 | if (!base->segment_is_complete(segment_id)) | |
746 | all_complete = false; | |
747 | ||
748 | return all_complete; | |
749 | } | |
750 | ||
269528f5 | 751 | #ifdef ENABLE_DECODE |
e771b42d | 752 | shared_ptr<data::DecodeSignal> Session::add_decode_signal() |
82c7f640 | 753 | { |
e771b42d | 754 | shared_ptr<data::DecodeSignal> signal; |
a7336fb2 | 755 | |
2ad82c2e | 756 | try { |
4e5a4405 | 757 | // Create the decode signal |
e771b42d | 758 | signal = make_shared<data::DecodeSignal>(*this); |
bf0edd2b | 759 | |
ad908057 | 760 | signalbases_.insert(signal); |
bb7dd726 | 761 | |
47747218 | 762 | // Add the decode signal to all views |
6f925ba9 | 763 | for (shared_ptr<views::ViewBase> view : views_) |
ad908057 | 764 | view->add_decode_signal(signal); |
30677c13 | 765 | } catch (runtime_error& e) { |
e771b42d SA |
766 | remove_decode_signal(signal); |
767 | return nullptr; | |
e92cd4e4 JH |
768 | } |
769 | ||
82c7f640 | 770 | signals_changed(); |
e92cd4e4 | 771 | |
e771b42d | 772 | return signal; |
82c7f640 JH |
773 | } |
774 | ||
ad908057 | 775 | void Session::remove_decode_signal(shared_ptr<data::DecodeSignal> signal) |
38eeddea | 776 | { |
ad908057 | 777 | signalbases_.erase(signal); |
2d25fc47 | 778 | |
6f925ba9 | 779 | for (shared_ptr<views::ViewBase> view : views_) |
ad908057 | 780 | view->remove_decode_signal(signal); |
2d25fc47 SA |
781 | |
782 | signals_changed(); | |
c51482b3 | 783 | } |
269528f5 | 784 | #endif |
c51482b3 | 785 | |
2b81ae46 | 786 | void Session::set_capture_state(capture_state state) |
6ac96c2e | 787 | { |
896936e5 TS |
788 | bool changed; |
789 | ||
790 | { | |
791 | lock_guard<mutex> lock(sampling_mutex_); | |
792 | changed = capture_state_ != state; | |
793 | capture_state_ = state; | |
794 | } | |
795 | ||
f3290553 | 796 | if (changed) |
2b49eeb0 | 797 | capture_state_changed(state); |
6ac96c2e JH |
798 | } |
799 | ||
ffe00119 | 800 | void Session::update_signals() |
b087ba7f | 801 | { |
076eefa4 | 802 | if (!device_) { |
47e9e7bb | 803 | signalbases_.clear(); |
076eefa4 | 804 | logic_data_.reset(); |
6f925ba9 | 805 | for (shared_ptr<views::ViewBase> view : views_) { |
47e9e7bb | 806 | view->clear_signals(); |
bb7dd726 | 807 | #ifdef ENABLE_DECODE |
f4e57597 | 808 | view->clear_decode_signals(); |
bb7dd726 SA |
809 | #endif |
810 | } | |
076eefa4 SA |
811 | return; |
812 | } | |
e6c1382e JH |
813 | |
814 | lock_guard<recursive_mutex> lock(data_mutex_); | |
b087ba7f | 815 | |
ffe00119 | 816 | const shared_ptr<sigrok::Device> sr_dev = device_->device(); |
c6412b47 | 817 | if (!sr_dev) { |
47e9e7bb | 818 | signalbases_.clear(); |
c6412b47 | 819 | logic_data_.reset(); |
6f925ba9 | 820 | for (shared_ptr<views::ViewBase> view : views_) { |
47e9e7bb | 821 | view->clear_signals(); |
bb7dd726 | 822 | #ifdef ENABLE_DECODE |
f4e57597 | 823 | view->clear_decode_signals(); |
bb7dd726 SA |
824 | #endif |
825 | } | |
c6412b47 JH |
826 | return; |
827 | } | |
828 | ||
b087ba7f | 829 | // Detect what data types we will receive |
c6412b47 | 830 | auto channels = sr_dev->channels(); |
6f925ba9 | 831 | unsigned int logic_channel_count = count_if( |
e8d00928 ML |
832 | channels.begin(), channels.end(), |
833 | [] (shared_ptr<Channel> channel) { | |
472a80c5 | 834 | return channel->type() == sigrok::ChannelType::LOGIC; }); |
b087ba7f | 835 | |
f3d66e52 | 836 | // Create data containers for the logic data segments |
b087ba7f | 837 | { |
8524a597 | 838 | lock_guard<recursive_mutex> data_lock(data_mutex_); |
b087ba7f | 839 | |
3917ba77 JH |
840 | if (logic_channel_count == 0) { |
841 | logic_data_.reset(); | |
842 | } else if (!logic_data_ || | |
843 | logic_data_->num_channels() != logic_channel_count) { | |
8dbbc7f0 | 844 | logic_data_.reset(new data::Logic( |
6ac6242b | 845 | logic_channel_count)); |
8dbbc7f0 | 846 | assert(logic_data_); |
b087ba7f | 847 | } |
b087ba7f JH |
848 | } |
849 | ||
47e9e7bb | 850 | // Make the signals list |
6f925ba9 | 851 | for (shared_ptr<views::ViewBase> viewbase : views_) { |
f23c4692 SA |
852 | views::trace::View *trace_view = |
853 | qobject_cast<views::trace::View*>(viewbase.get()); | |
f4e57597 SA |
854 | |
855 | if (trace_view) { | |
f23c4692 | 856 | unordered_set< shared_ptr<views::trace::Signal> > |
f4e57597 SA |
857 | prev_sigs(trace_view->signals()); |
858 | trace_view->clear_signals(); | |
859 | ||
860 | for (auto channel : sr_dev->channels()) { | |
861 | shared_ptr<data::SignalBase> signalbase; | |
f23c4692 | 862 | shared_ptr<views::trace::Signal> signal; |
f4e57597 SA |
863 | |
864 | // Find the channel in the old signals | |
6f925ba9 | 865 | const auto iter = find_if( |
f4e57597 | 866 | prev_sigs.cbegin(), prev_sigs.cend(), |
f23c4692 | 867 | [&](const shared_ptr<views::trace::Signal> &s) { |
f4e57597 SA |
868 | return s->base()->channel() == channel; |
869 | }); | |
870 | if (iter != prev_sigs.end()) { | |
871 | // Copy the signal from the old set to the new | |
872 | signal = *iter; | |
873 | trace_view->add_signal(signal); | |
874 | } else { | |
875 | // Find the signalbase for this channel if possible | |
876 | signalbase.reset(); | |
877 | for (const shared_ptr<data::SignalBase> b : signalbases_) | |
878 | if (b->channel() == channel) | |
879 | signalbase = b; | |
880 | ||
881 | switch(channel->type()->id()) { | |
882 | case SR_CHANNEL_LOGIC: | |
883 | if (!signalbase) { | |
472a80c5 SA |
884 | signalbase = make_shared<data::SignalBase>(channel, |
885 | data::SignalBase::LogicChannel); | |
f4e57597 SA |
886 | signalbases_.insert(signalbase); |
887 | ||
888 | all_signal_data_.insert(logic_data_); | |
889 | signalbase->set_data(logic_data_); | |
12ea3616 SA |
890 | |
891 | connect(this, SIGNAL(capture_state_changed(int)), | |
892 | signalbase.get(), SLOT(on_capture_state_changed(int))); | |
f4e57597 SA |
893 | } |
894 | ||
f23c4692 SA |
895 | signal = shared_ptr<views::trace::Signal>( |
896 | new views::trace::LogicSignal(*this, | |
f4e57597 SA |
897 | device_, signalbase)); |
898 | trace_view->add_signal(signal); | |
899 | break; | |
900 | ||
901 | case SR_CHANNEL_ANALOG: | |
902 | { | |
903 | if (!signalbase) { | |
472a80c5 SA |
904 | signalbase = make_shared<data::SignalBase>(channel, |
905 | data::SignalBase::AnalogChannel); | |
f4e57597 SA |
906 | signalbases_.insert(signalbase); |
907 | ||
908 | shared_ptr<data::Analog> data(new data::Analog()); | |
909 | all_signal_data_.insert(data); | |
910 | signalbase->set_data(data); | |
12ea3616 SA |
911 | |
912 | connect(this, SIGNAL(capture_state_changed(int)), | |
913 | signalbase.get(), SLOT(on_capture_state_changed(int))); | |
f4e57597 SA |
914 | } |
915 | ||
f23c4692 SA |
916 | signal = shared_ptr<views::trace::Signal>( |
917 | new views::trace::AnalogSignal( | |
f4e57597 SA |
918 | *this, signalbase)); |
919 | trace_view->add_signal(signal); | |
920 | break; | |
47e9e7bb SA |
921 | } |
922 | ||
f4e57597 | 923 | default: |
0402d7a3 | 924 | assert(false); |
f4e57597 | 925 | break; |
47e9e7bb | 926 | } |
3917ba77 | 927 | } |
b087ba7f JH |
928 | } |
929 | } | |
fbd3e234 | 930 | } |
b087ba7f JH |
931 | |
932 | signals_changed(); | |
933 | } | |
934 | ||
cbd2a2de | 935 | shared_ptr<data::SignalBase> Session::signalbase_from_channel( |
bf0edd2b | 936 | shared_ptr<sigrok::Channel> channel) const |
3ddcc083 | 937 | { |
bf0edd2b | 938 | for (shared_ptr<data::SignalBase> sig : signalbases_) { |
3ddcc083 | 939 | assert(sig); |
6ac6242b | 940 | if (sig->channel() == channel) |
3ddcc083 JH |
941 | return sig; |
942 | } | |
bf0edd2b | 943 | return shared_ptr<data::SignalBase>(); |
3ddcc083 JH |
944 | } |
945 | ||
2b05d311 | 946 | void Session::sample_thread_proc(function<void (const QString)> error_handler) |
274d4f13 | 947 | { |
f2edb557 | 948 | assert(error_handler); |
be73bdfa | 949 | |
34c11fa7 SA |
950 | if (!device_) |
951 | return; | |
45f0c7c9 | 952 | |
e170ab65 SA |
953 | try { |
954 | cur_samplerate_ = device_->read_config<uint64_t>(ConfigKey::SAMPLERATE); | |
955 | } catch (Error& e) { | |
956 | cur_samplerate_ = 0; | |
957 | } | |
274d4f13 | 958 | |
e7216ae0 SA |
959 | out_of_memory_ = false; |
960 | ||
4e86ec70 SA |
961 | { |
962 | lock_guard<recursive_mutex> lock(data_mutex_); | |
963 | cur_logic_segment_.reset(); | |
964 | cur_analog_segments_.clear(); | |
965 | } | |
966 | highest_segment_id_ = -1; | |
7ea2a4ff | 967 | frame_began_ = false; |
4e86ec70 | 968 | |
ae2d1bc5 | 969 | try { |
5237f0c5 | 970 | device_->start(); |
30677c13 | 971 | } catch (Error& e) { |
e8d00928 | 972 | error_handler(e.what()); |
eec446e1 JH |
973 | return; |
974 | } | |
975 | ||
da30ecb7 | 976 | set_capture_state(device_->session()->trigger() ? |
07dcf561 | 977 | AwaitingTrigger : Running); |
eec446e1 | 978 | |
dc4ada2b SA |
979 | try { |
980 | device_->run(); | |
30677c13 | 981 | } catch (Error& e) { |
dc4ada2b SA |
982 | error_handler(e.what()); |
983 | set_capture_state(Stopped); | |
984 | return; | |
985 | } | |
986 | ||
eec446e1 | 987 | set_capture_state(Stopped); |
1a2fe44c JH |
988 | |
989 | // Confirm that SR_DF_END was received | |
403c3e87 SA |
990 | if (cur_logic_segment_) |
991 | qDebug() << "WARNING: SR_DF_END was not received."; | |
e7216ae0 | 992 | |
5e6967cb SA |
993 | // Optimize memory usage |
994 | free_unused_memory(); | |
995 | ||
5ccfc97e SA |
996 | // We now have unsaved data unless we just "captured" from a file |
997 | shared_ptr<devices::File> file_device = | |
998 | dynamic_pointer_cast<devices::File>(device_); | |
999 | ||
1000 | if (!file_device) | |
1001 | data_saved_ = false; | |
1002 | ||
e7216ae0 SA |
1003 | if (out_of_memory_) |
1004 | error_handler(tr("Out of memory, acquisition stopped.")); | |
eec446e1 JH |
1005 | } |
1006 | ||
5e6967cb SA |
1007 | void Session::free_unused_memory() |
1008 | { | |
1009 | for (shared_ptr<data::SignalData> data : all_signal_data_) { | |
1010 | const vector< shared_ptr<data::Segment> > segments = data->segments(); | |
1011 | ||
1012 | for (shared_ptr<data::Segment> segment : segments) { | |
1013 | segment->free_unused_memory(); | |
1014 | } | |
1015 | } | |
1016 | } | |
1017 | ||
4e86ec70 SA |
1018 | void Session::signal_new_segment() |
1019 | { | |
341d9a79 | 1020 | int new_segment_id = 0; |
4e86ec70 SA |
1021 | |
1022 | if ((cur_logic_segment_ != nullptr) || !cur_analog_segments_.empty()) { | |
1023 | ||
1024 | // Determine new frame/segment number, assuming that all | |
1025 | // signals have the same number of frames/segments | |
1026 | if (cur_logic_segment_) { | |
341d9a79 | 1027 | new_segment_id = logic_data_->get_segment_count() - 1; |
4e86ec70 SA |
1028 | } else { |
1029 | shared_ptr<sigrok::Channel> any_channel = | |
1030 | (*cur_analog_segments_.begin()).first; | |
1031 | ||
1032 | shared_ptr<data::SignalBase> base = signalbase_from_channel(any_channel); | |
1033 | assert(base); | |
1034 | ||
1035 | shared_ptr<data::Analog> data(base->analog_data()); | |
1036 | assert(data); | |
1037 | ||
341d9a79 | 1038 | new_segment_id = data->get_segment_count() - 1; |
4e86ec70 SA |
1039 | } |
1040 | } | |
1041 | ||
1042 | if (new_segment_id > highest_segment_id_) { | |
1043 | highest_segment_id_ = new_segment_id; | |
1044 | new_segment(highest_segment_id_); | |
1045 | } | |
1046 | } | |
1047 | ||
558ad6ce SA |
1048 | void Session::signal_segment_completed() |
1049 | { | |
1050 | int segment_id = 0; | |
1051 | ||
1052 | for (shared_ptr<data::SignalBase> signalbase : signalbases_) { | |
1053 | // We only care about analog and logic channels, not derived ones | |
1054 | if (signalbase->type() == data::SignalBase::AnalogChannel) { | |
1055 | segment_id = signalbase->analog_data()->get_segment_count() - 1; | |
1056 | break; | |
1057 | } | |
1058 | ||
1059 | if (signalbase->type() == data::SignalBase::LogicChannel) { | |
1060 | segment_id = signalbase->logic_data()->get_segment_count() - 1; | |
1061 | break; | |
1062 | } | |
1063 | } | |
1064 | ||
1065 | if (segment_id >= 0) | |
1066 | segment_completed(segment_id); | |
1067 | } | |
1068 | ||
da30ecb7 | 1069 | void Session::feed_in_header() |
eec446e1 | 1070 | { |
b5940cf0 | 1071 | // Nothing to do here for now |
be73bdfa JH |
1072 | } |
1073 | ||
da30ecb7 | 1074 | void Session::feed_in_meta(shared_ptr<Meta> meta) |
be73bdfa | 1075 | { |
e8d00928 ML |
1076 | for (auto entry : meta->config()) { |
1077 | switch (entry.first->id()) { | |
be73bdfa | 1078 | case SR_CONF_SAMPLERATE: |
014293fc | 1079 | cur_samplerate_ = g_variant_get_uint64(entry.second.gobj()); |
be73bdfa JH |
1080 | break; |
1081 | default: | |
014293fc | 1082 | qDebug() << "Received meta data key" << entry.first->id() << ", ignoring."; |
be73bdfa JH |
1083 | break; |
1084 | } | |
aba1dd16 | 1085 | } |
74043039 JH |
1086 | |
1087 | signals_changed(); | |
aba1dd16 JH |
1088 | } |
1089 | ||
48257a69 SA |
1090 | void Session::feed_in_trigger() |
1091 | { | |
1092 | // The channel containing most samples should be most accurate | |
1093 | uint64_t sample_count = 0; | |
1094 | ||
cc9a7898 | 1095 | { |
cc9a7898 SA |
1096 | for (const shared_ptr<pv::data::SignalData> d : all_signal_data_) { |
1097 | assert(d); | |
1098 | uint64_t temp_count = 0; | |
1099 | ||
1100 | const vector< shared_ptr<pv::data::Segment> > segments = | |
1101 | d->segments(); | |
1102 | for (const shared_ptr<pv::data::Segment> &s : segments) | |
1103 | temp_count += s->get_sample_count(); | |
1104 | ||
1105 | if (temp_count > sample_count) | |
1106 | sample_count = temp_count; | |
1107 | } | |
48257a69 SA |
1108 | } |
1109 | ||
a66e286e SA |
1110 | uint32_t segment_id = 0; // Default segment when no frames are used |
1111 | ||
1112 | // If a frame began, we'd ideally be able to use the highest segment ID for | |
1113 | // the trigger. However, as new segments are only created when logic or | |
1114 | // analog data comes in, this doesn't work if the trigger appears right | |
1115 | // after the beginning of the frame, before any sample data. | |
1116 | // For this reason, we use highest segment ID + 1 if no sample data came in | |
1117 | // yet and the highest segment ID otherwise. | |
1118 | if (frame_began_) { | |
1119 | segment_id = highest_segment_id_; | |
1120 | if (!cur_logic_segment_ && (cur_analog_segments_.size() == 0)) | |
1121 | segment_id++; | |
1122 | } | |
7ea2a4ff | 1123 | |
a66e286e | 1124 | // TODO Create timestamp from segment start time + segment's current sample count |
7ea2a4ff SA |
1125 | util::Timestamp timestamp = sample_count / get_samplerate(); |
1126 | trigger_list_.emplace_back(segment_id, timestamp); | |
1127 | trigger_event(segment_id, timestamp); | |
48257a69 SA |
1128 | } |
1129 | ||
2b81ae46 | 1130 | void Session::feed_in_frame_begin() |
82f50b10 | 1131 | { |
837bb15a | 1132 | frame_began_ = true; |
82f50b10 JH |
1133 | } |
1134 | ||
837bb15a SA |
1135 | void Session::feed_in_frame_end() |
1136 | { | |
558ad6ce SA |
1137 | if (!frame_began_) |
1138 | return; | |
1139 | ||
837bb15a SA |
1140 | { |
1141 | lock_guard<recursive_mutex> lock(data_mutex_); | |
558ad6ce SA |
1142 | |
1143 | if (cur_logic_segment_) | |
1144 | cur_logic_segment_->set_complete(); | |
1145 | ||
1146 | for (auto entry : cur_analog_segments_) { | |
1147 | shared_ptr<data::AnalogSegment> segment = entry.second; | |
1148 | segment->set_complete(); | |
1149 | } | |
1150 | ||
837bb15a SA |
1151 | cur_logic_segment_.reset(); |
1152 | cur_analog_segments_.clear(); | |
1153 | } | |
1154 | ||
7ea2a4ff | 1155 | frame_began_ = false; |
558ad6ce SA |
1156 | |
1157 | signal_segment_completed(); | |
837bb15a SA |
1158 | } |
1159 | ||
2b81ae46 | 1160 | void Session::feed_in_logic(shared_ptr<Logic> logic) |
9c112671 | 1161 | { |
eaa02ef4 SA |
1162 | if (logic->data_length() == 0) { |
1163 | qDebug() << "WARNING: Received logic packet with 0 samples."; | |
1164 | return; | |
1165 | } | |
1166 | ||
b5940cf0 | 1167 | if (!cur_samplerate_) |
e170ab65 SA |
1168 | try { |
1169 | cur_samplerate_ = device_->read_config<uint64_t>(ConfigKey::SAMPLERATE); | |
1170 | } catch (Error& e) { | |
1171 | // Do nothing | |
1172 | } | |
b5940cf0 | 1173 | |
8524a597 | 1174 | lock_guard<recursive_mutex> lock(data_mutex_); |
79efbc53 | 1175 | |
2ad82c2e | 1176 | if (!logic_data_) { |
e6c1382e JH |
1177 | // The only reason logic_data_ would not have been created is |
1178 | // if it was not possible to determine the signals when the | |
1179 | // device was created. | |
1180 | update_signals(); | |
79efbc53 | 1181 | } |
be73bdfa | 1182 | |
2ad82c2e | 1183 | if (!cur_logic_segment_) { |
bb2cdfff | 1184 | // This could be the first packet after a trigger |
2b49eeb0 JH |
1185 | set_capture_state(Running); |
1186 | ||
f3d66e52 | 1187 | // Create a new data segment |
067bb624 | 1188 | cur_logic_segment_ = make_shared<data::LogicSegment>( |
85a70280 SA |
1189 | *logic_data_, logic_data_->get_segment_count(), |
1190 | logic->unit_size(), cur_samplerate_); | |
f3d66e52 | 1191 | logic_data_->push_segment(cur_logic_segment_); |
82f50b10 | 1192 | |
4e86ec70 | 1193 | signal_new_segment(); |
9c112671 JH |
1194 | } |
1195 | ||
04e1acc2 SA |
1196 | cur_logic_segment_->append_payload(logic); |
1197 | ||
1f374035 | 1198 | data_received(); |
9c112671 JH |
1199 | } |
1200 | ||
2b81ae46 | 1201 | void Session::feed_in_analog(shared_ptr<Analog> analog) |
aba1dd16 | 1202 | { |
eaa02ef4 SA |
1203 | if (analog->num_samples() == 0) { |
1204 | qDebug() << "WARNING: Received analog packet with 0 samples."; | |
1205 | return; | |
1206 | } | |
1207 | ||
b5940cf0 | 1208 | if (!cur_samplerate_) |
e170ab65 SA |
1209 | try { |
1210 | cur_samplerate_ = device_->read_config<uint64_t>(ConfigKey::SAMPLERATE); | |
1211 | } catch (Error& e) { | |
1212 | // Do nothing | |
1213 | } | |
b5940cf0 | 1214 | |
8524a597 | 1215 | lock_guard<recursive_mutex> lock(data_mutex_); |
79efbc53 | 1216 | |
e8d00928 | 1217 | const vector<shared_ptr<Channel>> channels = analog->channels(); |
bb2cdfff | 1218 | bool sweep_beginning = false; |
be73bdfa | 1219 | |
3e617752 | 1220 | unique_ptr<float[]> data(new float[analog->num_samples() * channels.size()]); |
303eec78 SA |
1221 | analog->get_data_as_float(data.get()); |
1222 | ||
47e9e7bb | 1223 | if (signalbases_.empty()) |
a3f678a7 | 1224 | update_signals(); |
a3f678a7 | 1225 | |
303eec78 | 1226 | float *channel_data = data.get(); |
2ad82c2e | 1227 | for (auto channel : channels) { |
f3d66e52 | 1228 | shared_ptr<data::AnalogSegment> segment; |
2b49eeb0 | 1229 | |
f3d66e52 JH |
1230 | // Try to get the segment of the channel |
1231 | const map< shared_ptr<Channel>, shared_ptr<data::AnalogSegment> >:: | |
1232 | iterator iter = cur_analog_segments_.find(channel); | |
1233 | if (iter != cur_analog_segments_.end()) | |
1234 | segment = (*iter).second; | |
2ad82c2e | 1235 | else { |
39ccf9c3 | 1236 | // If no segment was found, this means we haven't |
bb2cdfff | 1237 | // created one yet. i.e. this is the first packet |
f3d66e52 | 1238 | // in the sweep containing this segment. |
bb2cdfff JH |
1239 | sweep_beginning = true; |
1240 | ||
ff4bf6bd | 1241 | // Find the analog data associated with the channel |
cbd2a2de SA |
1242 | shared_ptr<data::SignalBase> base = signalbase_from_channel(channel); |
1243 | assert(base); | |
bb2cdfff | 1244 | |
cbd2a2de | 1245 | shared_ptr<data::Analog> data(base->analog_data()); |
bb2cdfff JH |
1246 | assert(data); |
1247 | ||
7db61e77 | 1248 | // Create a segment, keep it in the maps of channels |
067bb624 | 1249 | segment = make_shared<data::AnalogSegment>( |
85a70280 | 1250 | *data, data->get_segment_count(), cur_samplerate_); |
7db61e77 SA |
1251 | cur_analog_segments_[channel] = segment; |
1252 | ||
f3d66e52 JH |
1253 | // Push the segment into the analog data. |
1254 | data->push_segment(segment); | |
4e86ec70 SA |
1255 | |
1256 | signal_new_segment(); | |
bb2cdfff JH |
1257 | } |
1258 | ||
f3d66e52 | 1259 | assert(segment); |
bb2cdfff | 1260 | |
f3d66e52 | 1261 | // Append the samples in the segment |
3e617752 SA |
1262 | segment->append_interleaved_samples(channel_data++, analog->num_samples(), |
1263 | channels.size()); | |
aba1dd16 | 1264 | } |
bb2cdfff JH |
1265 | |
1266 | if (sweep_beginning) { | |
1267 | // This could be the first packet after a trigger | |
1268 | set_capture_state(Running); | |
aba1dd16 JH |
1269 | } |
1270 | ||
1f374035 | 1271 | data_received(); |
aba1dd16 | 1272 | } |
9c112671 | 1273 | |
da30ecb7 JH |
1274 | void Session::data_feed_in(shared_ptr<sigrok::Device> device, |
1275 | shared_ptr<Packet> packet) | |
b0e1d01d | 1276 | { |
da30ecb7 JH |
1277 | (void)device; |
1278 | ||
e8d00928 | 1279 | assert(device); |
da30ecb7 | 1280 | assert(device == device_->device()); |
b0e1d01d JH |
1281 | assert(packet); |
1282 | ||
e8d00928 | 1283 | switch (packet->type()->id()) { |
b0e1d01d | 1284 | case SR_DF_HEADER: |
da30ecb7 | 1285 | feed_in_header(); |
b0e1d01d JH |
1286 | break; |
1287 | ||
be73bdfa | 1288 | case SR_DF_META: |
da30ecb7 | 1289 | feed_in_meta(dynamic_pointer_cast<Meta>(packet->payload())); |
aba1dd16 JH |
1290 | break; |
1291 | ||
48257a69 SA |
1292 | case SR_DF_TRIGGER: |
1293 | feed_in_trigger(); | |
1294 | break; | |
1295 | ||
2e2946fe | 1296 | case SR_DF_LOGIC: |
e7216ae0 SA |
1297 | try { |
1298 | feed_in_logic(dynamic_pointer_cast<Logic>(packet->payload())); | |
30677c13 | 1299 | } catch (bad_alloc&) { |
e7216ae0 SA |
1300 | out_of_memory_ = true; |
1301 | device_->stop(); | |
1302 | } | |
2953961c JH |
1303 | break; |
1304 | ||
aba1dd16 | 1305 | case SR_DF_ANALOG: |
e7216ae0 SA |
1306 | try { |
1307 | feed_in_analog(dynamic_pointer_cast<Analog>(packet->payload())); | |
30677c13 | 1308 | } catch (bad_alloc&) { |
e7216ae0 SA |
1309 | out_of_memory_ = true; |
1310 | device_->stop(); | |
1311 | } | |
aba1dd16 JH |
1312 | break; |
1313 | ||
837bb15a SA |
1314 | case SR_DF_FRAME_BEGIN: |
1315 | feed_in_frame_begin(); | |
1316 | break; | |
1317 | ||
0a4162a4 | 1318 | case SR_DF_FRAME_END: |
837bb15a SA |
1319 | feed_in_frame_end(); |
1320 | break; | |
1321 | ||
2953961c | 1322 | case SR_DF_END: |
837bb15a SA |
1323 | // Strictly speaking, this is performed when a frame end marker was |
1324 | // received, so there's no point doing this again. However, not all | |
1325 | // devices use frames, and for those devices, we need to do it here. | |
2e2946fe | 1326 | { |
8524a597 | 1327 | lock_guard<recursive_mutex> lock(data_mutex_); |
7c611046 SA |
1328 | |
1329 | if (cur_logic_segment_) | |
1330 | cur_logic_segment_->set_complete(); | |
1331 | ||
1332 | for (auto entry : cur_analog_segments_) { | |
1333 | shared_ptr<data::AnalogSegment> segment = entry.second; | |
1334 | segment->set_complete(); | |
1335 | } | |
1336 | ||
f3d66e52 JH |
1337 | cur_logic_segment_.reset(); |
1338 | cur_analog_segments_.clear(); | |
2e2946fe | 1339 | } |
2953961c | 1340 | break; |
837bb15a | 1341 | |
adb0a983 ML |
1342 | default: |
1343 | break; | |
2e2946fe | 1344 | } |
2953961c JH |
1345 | } |
1346 | ||
5ccfc97e SA |
1347 | void Session::on_data_saved() |
1348 | { | |
1349 | data_saved_ = true; | |
1350 | } | |
1351 | ||
51e77110 | 1352 | } // namespace pv |