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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 | |
5f9a5209 SA |
55 | #ifdef ENABLE_FLOW |
56 | #include <gstreamermm.h> | |
57 | #include <libsigrokflow/libsigrokflow.hpp> | |
58 | #endif | |
59 | ||
1e4d7c4d SA |
60 | #ifdef ENABLE_DECODE |
61 | #include <libsigrokdecode/libsigrokdecode.h> | |
ad908057 | 62 | #include "data/decodesignal.hpp" |
1e4d7c4d SA |
63 | #endif |
64 | ||
6f925ba9 | 65 | using std::bad_alloc; |
f9abf97e | 66 | using std::dynamic_pointer_cast; |
6f925ba9 | 67 | using std::find_if; |
d2344534 | 68 | using std::function; |
3b68d03d | 69 | using std::lock_guard; |
d873f4d6 | 70 | using std::list; |
6f925ba9 UH |
71 | using std::make_pair; |
72 | using std::make_shared; | |
819f4c25 | 73 | using std::map; |
6f925ba9 UH |
74 | using std::max; |
75 | using std::move; | |
aca64cac | 76 | using std::mutex; |
fd22c71c | 77 | using std::pair; |
8524a597 | 78 | using std::recursive_mutex; |
6f925ba9 | 79 | using std::runtime_error; |
f9abf97e | 80 | using std::shared_ptr; |
819f4c25 | 81 | using std::string; |
5f9a5209 SA |
82 | #ifdef ENABLE_FLOW |
83 | using std::unique_lock; | |
84 | #endif | |
303eec78 | 85 | using std::unique_ptr; |
78b0af3e | 86 | using std::unordered_set; |
819f4c25 | 87 | using std::vector; |
28a4c9c5 | 88 | |
e8d00928 ML |
89 | using sigrok::Analog; |
90 | using sigrok::Channel; | |
e8d00928 ML |
91 | using sigrok::ConfigKey; |
92 | using sigrok::DatafeedCallbackFunction; | |
e8d00928 | 93 | using sigrok::Error; |
fd22c71c | 94 | using sigrok::InputFormat; |
e8d00928 ML |
95 | using sigrok::Logic; |
96 | using sigrok::Meta; | |
97 | using sigrok::Packet; | |
e8d00928 | 98 | using sigrok::Session; |
e8d00928 ML |
99 | |
100 | using Glib::VariantBase; | |
51e77110 | 101 | |
5f9a5209 SA |
102 | #ifdef ENABLE_FLOW |
103 | using Gst::Bus; | |
104 | using Gst::ElementFactory; | |
105 | using Gst::Pipeline; | |
106 | #endif | |
107 | ||
e8d00928 | 108 | namespace pv { |
419ec4e1 SA |
109 | |
110 | shared_ptr<sigrok::Context> Session::sr_context; | |
111 | ||
101e7a9b | 112 | Session::Session(DeviceManager &device_manager, QString name) : |
8dbbc7f0 | 113 | device_manager_(device_manager), |
33e1afbe | 114 | default_name_(name), |
101e7a9b | 115 | name_(name), |
ff008de6 | 116 | capture_state_(Stopped), |
5ccfc97e SA |
117 | cur_samplerate_(0), |
118 | data_saved_(true) | |
2953961c | 119 | { |
2953961c JH |
120 | } |
121 | ||
2b81ae46 | 122 | Session::~Session() |
2953961c | 123 | { |
04463625 | 124 | // Stop and join to the thread |
5b7cf66c | 125 | stop_capture(); |
2953961c JH |
126 | } |
127 | ||
2b81ae46 | 128 | DeviceManager& Session::device_manager() |
4cb0b033 | 129 | { |
8dbbc7f0 | 130 | return device_manager_; |
4cb0b033 JH |
131 | } |
132 | ||
2b81ae46 | 133 | const DeviceManager& Session::device_manager() const |
4cb0b033 | 134 | { |
8dbbc7f0 | 135 | return device_manager_; |
4cb0b033 JH |
136 | } |
137 | ||
da30ecb7 | 138 | shared_ptr<sigrok::Session> Session::session() const |
1f4caa77 | 139 | { |
da30ecb7 JH |
140 | if (!device_) |
141 | return shared_ptr<sigrok::Session>(); | |
142 | return device_->session(); | |
1f4caa77 JH |
143 | } |
144 | ||
da30ecb7 | 145 | shared_ptr<devices::Device> Session::device() const |
dc0867ff | 146 | { |
8dbbc7f0 | 147 | return device_; |
dc0867ff JH |
148 | } |
149 | ||
101e7a9b SA |
150 | QString Session::name() const |
151 | { | |
152 | return name_; | |
153 | } | |
154 | ||
155 | void Session::set_name(QString name) | |
156 | { | |
157 | if (default_name_.isEmpty()) | |
158 | default_name_ = name; | |
159 | ||
160 | name_ = name; | |
161 | ||
162 | name_changed(); | |
163 | } | |
164 | ||
6f925ba9 | 165 | const list< shared_ptr<views::ViewBase> > Session::views() const |
36a8185e SA |
166 | { |
167 | return views_; | |
168 | } | |
169 | ||
6f925ba9 | 170 | shared_ptr<views::ViewBase> Session::main_view() const |
0f8f8c18 SA |
171 | { |
172 | return main_view_; | |
173 | } | |
174 | ||
6f925ba9 | 175 | void Session::set_main_bar(shared_ptr<pv::toolbars::MainBar> main_bar) |
0f8f8c18 SA |
176 | { |
177 | main_bar_ = main_bar; | |
178 | } | |
179 | ||
180 | shared_ptr<pv::toolbars::MainBar> Session::main_bar() const | |
181 | { | |
182 | return main_bar_; | |
183 | } | |
184 | ||
5ccfc97e SA |
185 | bool Session::data_saved() const |
186 | { | |
187 | return data_saved_; | |
188 | } | |
189 | ||
323715c4 SA |
190 | void Session::save_setup(QSettings &settings) const |
191 | { | |
192 | int decode_signals = 0, views = 0; | |
193 | ||
194 | // Save channels and decoders | |
195 | for (const shared_ptr<data::SignalBase>& base : signalbases_) { | |
196 | #ifdef ENABLE_DECODE | |
197 | if (base->is_decode_signal()) { | |
198 | settings.beginGroup("decode_signal" + QString::number(decode_signals++)); | |
199 | base->save_settings(settings); | |
200 | settings.endGroup(); | |
201 | } else | |
202 | #endif | |
203 | { | |
204 | settings.beginGroup(base->internal_name()); | |
205 | base->save_settings(settings); | |
206 | settings.endGroup(); | |
207 | } | |
208 | } | |
209 | ||
210 | settings.setValue("decode_signals", decode_signals); | |
211 | ||
212 | // Save view states and their signal settings | |
213 | // Note: main_view must be saved as view0 | |
214 | settings.beginGroup("view" + QString::number(views++)); | |
215 | main_view_->save_settings(settings); | |
216 | settings.endGroup(); | |
217 | ||
218 | for (const shared_ptr<views::ViewBase>& view : views_) { | |
219 | if (view != main_view_) { | |
220 | settings.beginGroup("view" + QString::number(views++)); | |
221 | view->save_settings(settings); | |
222 | settings.endGroup(); | |
223 | } | |
224 | } | |
225 | ||
226 | settings.setValue("views", views); | |
227 | } | |
228 | ||
101e7a9b SA |
229 | void Session::save_settings(QSettings &settings) const |
230 | { | |
231 | map<string, string> dev_info; | |
232 | list<string> key_list; | |
233 | ||
234 | if (device_) { | |
43017494 SA |
235 | shared_ptr<devices::HardwareDevice> hw_device = |
236 | dynamic_pointer_cast< devices::HardwareDevice >(device_); | |
237 | ||
238 | if (hw_device) { | |
239 | settings.setValue("device_type", "hardware"); | |
240 | settings.beginGroup("device"); | |
241 | ||
326cf6fe UH |
242 | key_list.emplace_back("vendor"); |
243 | key_list.emplace_back("model"); | |
244 | key_list.emplace_back("version"); | |
245 | key_list.emplace_back("serial_num"); | |
246 | key_list.emplace_back("connection_id"); | |
43017494 SA |
247 | |
248 | dev_info = device_manager_.get_device_info(device_); | |
249 | ||
f4ab4b5c | 250 | for (string& key : key_list) { |
43017494 SA |
251 | if (dev_info.count(key)) |
252 | settings.setValue(QString::fromUtf8(key.c_str()), | |
253 | QString::fromUtf8(dev_info.at(key).c_str())); | |
254 | else | |
255 | settings.remove(QString::fromUtf8(key.c_str())); | |
256 | } | |
101e7a9b | 257 | |
43017494 SA |
258 | settings.endGroup(); |
259 | } | |
101e7a9b | 260 | |
43017494 | 261 | shared_ptr<devices::SessionFile> sessionfile_device = |
1325ce42 | 262 | dynamic_pointer_cast<devices::SessionFile>(device_); |
43017494 SA |
263 | |
264 | if (sessionfile_device) { | |
265 | settings.setValue("device_type", "sessionfile"); | |
266 | settings.beginGroup("device"); | |
267 | settings.setValue("filename", QString::fromStdString( | |
268 | sessionfile_device->full_name())); | |
269 | settings.endGroup(); | |
101e7a9b SA |
270 | } |
271 | ||
1325ce42 SA |
272 | shared_ptr<devices::InputFile> inputfile_device = |
273 | dynamic_pointer_cast<devices::InputFile>(device_); | |
274 | ||
275 | if (inputfile_device) { | |
276 | settings.setValue("device_type", "inputfile"); | |
277 | settings.beginGroup("device"); | |
278 | inputfile_device->save_meta_to_settings(settings); | |
279 | settings.endGroup(); | |
280 | } | |
281 | ||
323715c4 SA |
282 | save_setup(settings); |
283 | } | |
284 | } | |
285 | ||
286 | void Session::restore_setup(QSettings &settings) | |
287 | { | |
288 | // Restore channels | |
289 | for (shared_ptr<data::SignalBase> base : signalbases_) { | |
290 | settings.beginGroup(base->internal_name()); | |
291 | base->restore_settings(settings); | |
292 | settings.endGroup(); | |
293 | } | |
294 | ||
295 | // Restore decoders | |
aecae05c | 296 | #ifdef ENABLE_DECODE |
323715c4 SA |
297 | int decode_signals = settings.value("decode_signals").toInt(); |
298 | ||
299 | for (int i = 0; i < decode_signals; i++) { | |
300 | settings.beginGroup("decode_signal" + QString::number(i)); | |
301 | shared_ptr<data::DecodeSignal> signal = add_decode_signal(); | |
302 | signal->restore_settings(settings); | |
303 | settings.endGroup(); | |
304 | } | |
aecae05c | 305 | #endif |
101e7a9b | 306 | |
323715c4 SA |
307 | // Restore views |
308 | int views = settings.value("views").toInt(); | |
3a21afa6 | 309 | |
323715c4 SA |
310 | for (int i = 0; i < views; i++) { |
311 | settings.beginGroup("view" + QString::number(i)); | |
3a21afa6 | 312 | |
323715c4 SA |
313 | if (i > 0) { |
314 | views::ViewType type = (views::ViewType)settings.value("type").toInt(); | |
315 | add_view(name_, type, this); | |
316 | views_.back()->restore_settings(settings); | |
317 | } else | |
318 | main_view_->restore_settings(settings); | |
3a21afa6 | 319 | |
323715c4 | 320 | settings.endGroup(); |
101e7a9b SA |
321 | } |
322 | } | |
323 | ||
324 | void Session::restore_settings(QSettings &settings) | |
325 | { | |
43017494 SA |
326 | shared_ptr<devices::Device> device; |
327 | ||
328 | QString device_type = settings.value("device_type").toString(); | |
329 | ||
330 | if (device_type == "hardware") { | |
331 | map<string, string> dev_info; | |
332 | list<string> key_list; | |
333 | ||
334 | // Re-select last used device if possible but only if it's not demo | |
335 | settings.beginGroup("device"); | |
326cf6fe UH |
336 | key_list.emplace_back("vendor"); |
337 | key_list.emplace_back("model"); | |
338 | key_list.emplace_back("version"); | |
339 | key_list.emplace_back("serial_num"); | |
340 | key_list.emplace_back("connection_id"); | |
43017494 SA |
341 | |
342 | for (string key : key_list) { | |
343 | const QString k = QString::fromStdString(key); | |
344 | if (!settings.contains(k)) | |
345 | continue; | |
346 | ||
347 | const string value = settings.value(k).toString().toStdString(); | |
348 | if (!value.empty()) | |
6f925ba9 | 349 | dev_info.insert(make_pair(key, value)); |
43017494 SA |
350 | } |
351 | ||
352 | if (dev_info.count("model") > 0) | |
353 | device = device_manager_.find_device_from_info(dev_info); | |
354 | ||
355 | if (device) | |
356 | set_device(device); | |
357 | ||
358 | settings.endGroup(); | |
101e7a9b SA |
359 | } |
360 | ||
1325ce42 SA |
361 | if ((device_type == "sessionfile") || (device_type == "inputfile")) { |
362 | if (device_type == "sessionfile") { | |
363 | settings.beginGroup("device"); | |
364 | QString filename = settings.value("filename").toString(); | |
365 | settings.endGroup(); | |
366 | ||
367 | if (QFileInfo(filename).isReadable()) { | |
368 | device = make_shared<devices::SessionFile>(device_manager_.context(), | |
369 | filename.toStdString()); | |
370 | } | |
371 | } | |
372 | ||
373 | if (device_type == "inputfile") { | |
374 | settings.beginGroup("device"); | |
375 | device = make_shared<devices::InputFile>(device_manager_.context(), | |
376 | settings); | |
377 | settings.endGroup(); | |
378 | } | |
101e7a9b | 379 | |
1325ce42 | 380 | if (device) { |
43017494 | 381 | set_device(device); |
101e7a9b | 382 | |
403c3e87 | 383 | start_capture([](QString infoMessage) { |
fe060a48 SA |
384 | // TODO Emulate noquote() |
385 | qDebug() << "Session error:" << infoMessage; }); | |
33e1afbe | 386 | |
1325ce42 SA |
387 | set_name(QString::fromStdString( |
388 | dynamic_pointer_cast<devices::File>(device)->display_name(device_manager_))); | |
43017494 SA |
389 | } |
390 | } | |
391 | ||
323715c4 SA |
392 | if (device) |
393 | restore_setup(settings); | |
101e7a9b SA |
394 | } |
395 | ||
fd22c71c SA |
396 | void Session::select_device(shared_ptr<devices::Device> device) |
397 | { | |
398 | try { | |
399 | if (device) | |
400 | set_device(device); | |
401 | else | |
402 | set_default_device(); | |
403 | } catch (const QString &e) { | |
5e685656 | 404 | MainWindow::show_session_error(tr("Failed to select device"), e); |
fd22c71c SA |
405 | } |
406 | } | |
407 | ||
da30ecb7 | 408 | void Session::set_device(shared_ptr<devices::Device> device) |
d64d1596 | 409 | { |
da30ecb7 JH |
410 | assert(device); |
411 | ||
82596f46 JH |
412 | // Ensure we are not capturing before setting the device |
413 | stop_capture(); | |
414 | ||
4d6c6ea3 SA |
415 | if (device_) |
416 | device_->close(); | |
417 | ||
86123e2e SA |
418 | device_.reset(); |
419 | ||
7b254679 | 420 | // Revert name back to default name (e.g. "Session 1") as the data is gone |
101e7a9b SA |
421 | name_ = default_name_; |
422 | name_changed(); | |
423 | ||
5a206446 | 424 | // Remove all stored data and reset all views |
6f925ba9 | 425 | for (shared_ptr<views::ViewBase> view : views_) { |
47e9e7bb | 426 | view->clear_signals(); |
bb7dd726 | 427 | #ifdef ENABLE_DECODE |
f4e57597 | 428 | view->clear_decode_signals(); |
bb7dd726 | 429 | #endif |
5a206446 | 430 | view->reset_view_state(); |
bb7dd726 | 431 | } |
f4ab4b5c | 432 | for (const shared_ptr<data::SignalData>& d : all_signal_data_) |
47e9e7bb | 433 | d->clear(); |
cc9a7898 | 434 | all_signal_data_.clear(); |
47e9e7bb | 435 | signalbases_.clear(); |
4b0d7046 SA |
436 | cur_logic_segment_.reset(); |
437 | ||
f4ab4b5c | 438 | for (auto& entry : cur_analog_segments_) { |
4b0d7046 SA |
439 | shared_ptr<sigrok::Channel>(entry.first).reset(); |
440 | shared_ptr<data::AnalogSegment>(entry.second).reset(); | |
441 | } | |
442 | ||
443 | logic_data_.reset(); | |
4b0d7046 | 444 | |
86123e2e SA |
445 | signals_changed(); |
446 | ||
6f925ba9 | 447 | device_ = move(device); |
7e0c99bf SA |
448 | |
449 | try { | |
450 | device_->open(); | |
451 | } catch (const QString &e) { | |
452 | device_.reset(); | |
5e685656 | 453 | MainWindow::show_session_error(tr("Failed to open device"), e); |
7e0c99bf SA |
454 | } |
455 | ||
bcd64b9b SA |
456 | if (device_) { |
457 | device_->session()->add_datafeed_callback([=] | |
458 | (shared_ptr<sigrok::Device> device, shared_ptr<Packet> packet) { | |
459 | data_feed_in(device, packet); | |
460 | }); | |
461 | ||
462 | update_signals(); | |
463 | } | |
ae2d1bc5 | 464 | |
91f8fe8c | 465 | device_changed(); |
ae2d1bc5 | 466 | } |
85843b14 | 467 | |
2b81ae46 | 468 | void Session::set_default_device() |
6fd0b639 | 469 | { |
da30ecb7 | 470 | const list< shared_ptr<devices::HardwareDevice> > &devices = |
8dbbc7f0 | 471 | device_manager_.devices(); |
6fd0b639 | 472 | |
da30ecb7 JH |
473 | if (devices.empty()) |
474 | return; | |
dc0867ff | 475 | |
da30ecb7 | 476 | // Try and find the demo device and select that by default |
6f925ba9 | 477 | const auto iter = find_if(devices.begin(), devices.end(), |
da30ecb7 | 478 | [] (const shared_ptr<devices::HardwareDevice> &d) { |
0fb98cf8 | 479 | return d->hardware_device()->driver()->name() == "demo"; }); |
da30ecb7 | 480 | set_device((iter == devices.end()) ? devices.front() : *iter); |
dc0867ff JH |
481 | } |
482 | ||
724f29f3 GS |
483 | /** |
484 | * Convert generic options to data types that are specific to InputFormat. | |
485 | * | |
3083cda8 UH |
486 | * @param[in] user_spec Vector of tokenized words, string format. |
487 | * @param[in] fmt_opts Input format's options, result of InputFormat::options(). | |
724f29f3 | 488 | * |
3083cda8 | 489 | * @return Map of options suitable for InputFormat::create_input(). |
724f29f3 GS |
490 | */ |
491 | map<string, Glib::VariantBase> | |
492 | Session::input_format_options(vector<string> user_spec, | |
493 | map<string, shared_ptr<Option>> fmt_opts) | |
494 | { | |
495 | map<string, Glib::VariantBase> result; | |
496 | ||
f4ab4b5c | 497 | for (auto& entry : user_spec) { |
724f29f3 GS |
498 | /* |
499 | * Split key=value specs. Accept entries without separator | |
500 | * (for simplified boolean specifications). | |
501 | */ | |
502 | string key, val; | |
503 | size_t pos = entry.find("="); | |
504 | if (pos == std::string::npos) { | |
505 | key = entry; | |
506 | val = ""; | |
507 | } else { | |
508 | key = entry.substr(0, pos); | |
509 | val = entry.substr(pos + 1); | |
510 | } | |
511 | ||
512 | /* | |
513 | * Skip user specifications that are not a member of the | |
514 | * format's set of supported options. Have the text input | |
515 | * spec converted to the required input format specific | |
516 | * data type. | |
517 | */ | |
518 | auto found = fmt_opts.find(key); | |
519 | if (found == fmt_opts.end()) | |
520 | continue; | |
521 | shared_ptr<Option> opt = found->second; | |
522 | result[key] = opt->parse_string(val); | |
523 | } | |
524 | ||
525 | return result; | |
526 | } | |
527 | ||
611c8625 | 528 | void Session::load_init_file(const string &file_name, |
96dbf014 | 529 | const string &format, const string &setup_file_name) |
fd22c71c SA |
530 | { |
531 | shared_ptr<InputFormat> input_format; | |
724f29f3 | 532 | map<string, Glib::VariantBase> input_opts; |
fd22c71c SA |
533 | |
534 | if (!format.empty()) { | |
535 | const map<string, shared_ptr<InputFormat> > formats = | |
536 | device_manager_.context()->input_formats(); | |
724f29f3 GS |
537 | auto user_opts = pv::util::split_string(format, ":"); |
538 | string user_name = user_opts.front(); | |
539 | user_opts.erase(user_opts.begin()); | |
fd22c71c SA |
540 | const auto iter = find_if(formats.begin(), formats.end(), |
541 | [&](const pair<string, shared_ptr<InputFormat> > f) { | |
724f29f3 | 542 | return f.first == user_name; }); |
fd22c71c | 543 | if (iter == formats.end()) { |
5e685656 | 544 | MainWindow::show_session_error(tr("Error"), |
fd22c71c SA |
545 | tr("Unexpected input format: %s").arg(QString::fromStdString(format))); |
546 | return; | |
547 | } | |
fd22c71c | 548 | input_format = (*iter).second; |
724f29f3 GS |
549 | input_opts = input_format_options(user_opts, |
550 | input_format->options()); | |
fd22c71c SA |
551 | } |
552 | ||
96dbf014 | 553 | load_file(QString::fromStdString(file_name), QString::fromStdString(setup_file_name), |
611c8625 | 554 | input_format, input_opts); |
fd22c71c SA |
555 | } |
556 | ||
96dbf014 SA |
557 | void Session::load_file(QString file_name, QString setup_file_name, |
558 | shared_ptr<sigrok::InputFormat> format, const map<string, Glib::VariantBase> &options) | |
fd22c71c SA |
559 | { |
560 | const QString errorMessage( | |
561 | QString("Failed to load file %1").arg(file_name)); | |
562 | ||
a9674d1c GS |
563 | // In the absence of a caller's format spec, try to auto detect. |
564 | // Assume "sigrok session file" upon lookup miss. | |
565 | if (!format) | |
566 | format = device_manager_.context()->input_format_match(file_name.toStdString()); | |
fd22c71c SA |
567 | try { |
568 | if (format) | |
569 | set_device(shared_ptr<devices::Device>( | |
570 | new devices::InputFile( | |
571 | device_manager_.context(), | |
572 | file_name.toStdString(), | |
573 | format, options))); | |
574 | else | |
575 | set_device(shared_ptr<devices::Device>( | |
576 | new devices::SessionFile( | |
577 | device_manager_.context(), | |
578 | file_name.toStdString()))); | |
30677c13 | 579 | } catch (Error& e) { |
5e685656 | 580 | MainWindow::show_session_error(tr("Failed to load ") + file_name, e.what()); |
fd22c71c SA |
581 | set_default_device(); |
582 | main_bar_->update_device_list(); | |
583 | return; | |
584 | } | |
585 | ||
96dbf014 | 586 | // Use the input file with .pvs extension if no setup file was given |
b4cc75e0 | 587 | if (setup_file_name.isEmpty()) { |
611c8625 DL |
588 | setup_file_name = file_name; |
589 | setup_file_name.truncate(setup_file_name.lastIndexOf('.')); | |
590 | setup_file_name.append(".pvs"); | |
591 | } | |
96dbf014 | 592 | |
8962d7b3 SA |
593 | if (QFileInfo::exists(setup_file_name) && QFileInfo(setup_file_name).isReadable()) { |
594 | QSettings settings_storage(setup_file_name, QSettings::IniFormat); | |
595 | restore_setup(settings_storage); | |
596 | } | |
597 | ||
fd22c71c SA |
598 | main_bar_->update_device_list(); |
599 | ||
600 | start_capture([&, errorMessage](QString infoMessage) { | |
5e685656 | 601 | MainWindow::show_session_error(errorMessage, infoMessage); }); |
fd22c71c SA |
602 | |
603 | set_name(QFileInfo(file_name).fileName()); | |
604 | } | |
605 | ||
2b81ae46 | 606 | Session::capture_state Session::get_capture_state() const |
5b7cf66c | 607 | { |
8dbbc7f0 JH |
608 | lock_guard<mutex> lock(sampling_mutex_); |
609 | return capture_state_; | |
5b7cf66c JH |
610 | } |
611 | ||
2b81ae46 | 612 | void Session::start_capture(function<void (const QString)> error_handler) |
2e2946fe | 613 | { |
34c11fa7 SA |
614 | if (!device_) { |
615 | error_handler(tr("No active device set, can't start acquisition.")); | |
616 | return; | |
617 | } | |
618 | ||
5b7cf66c JH |
619 | stop_capture(); |
620 | ||
6ac6242b | 621 | // Check that at least one channel is enabled |
e6c1382e JH |
622 | const shared_ptr<sigrok::Device> sr_dev = device_->device(); |
623 | if (sr_dev) { | |
624 | const auto channels = sr_dev->channels(); | |
6f925ba9 | 625 | if (!any_of(channels.begin(), channels.end(), |
e6c1382e JH |
626 | [](shared_ptr<Channel> channel) { |
627 | return channel->enabled(); })) { | |
628 | error_handler(tr("No channels enabled.")); | |
629 | return; | |
630 | } | |
9c48fa57 JH |
631 | } |
632 | ||
53ea4c6c | 633 | // Clear signal data |
f4ab4b5c | 634 | for (const shared_ptr<data::SignalData>& d : all_signal_data_) |
47e9e7bb | 635 | d->clear(); |
53ea4c6c | 636 | |
7ea2a4ff SA |
637 | trigger_list_.clear(); |
638 | ||
53bb2e1d SA |
639 | // Revert name back to default name (e.g. "Session 1") for real devices |
640 | // as the (possibly saved) data is gone. File devices keep their name. | |
641 | shared_ptr<devices::HardwareDevice> hw_device = | |
642 | dynamic_pointer_cast< devices::HardwareDevice >(device_); | |
643 | ||
644 | if (hw_device) { | |
645 | name_ = default_name_; | |
646 | name_changed(); | |
647 | } | |
101e7a9b | 648 | |
9c48fa57 | 649 | // Begin the session |
8dbbc7f0 | 650 | sampling_thread_ = std::thread( |
2b05d311 | 651 | &Session::sample_thread_proc, this, error_handler); |
2e2946fe JH |
652 | } |
653 | ||
2b81ae46 | 654 | void Session::stop_capture() |
5b7cf66c | 655 | { |
04463625 | 656 | if (get_capture_state() != Stopped) |
da30ecb7 | 657 | device_->stop(); |
5b7cf66c JH |
658 | |
659 | // Check that sampling stopped | |
8dbbc7f0 JH |
660 | if (sampling_thread_.joinable()) |
661 | sampling_thread_.join(); | |
5b7cf66c JH |
662 | } |
663 | ||
6f925ba9 | 664 | void Session::register_view(shared_ptr<views::ViewBase> view) |
47e9e7bb | 665 | { |
0f8f8c18 SA |
666 | if (views_.empty()) { |
667 | main_view_ = view; | |
668 | } | |
669 | ||
3a21afa6 | 670 | views_.push_back(view); |
53e8927d | 671 | |
f5a5b019 | 672 | // Add all device signals |
53e8927d | 673 | update_signals(); |
f5a5b019 SA |
674 | |
675 | // Add all other signals | |
676 | unordered_set< shared_ptr<data::SignalBase> > view_signalbases = | |
677 | view->signalbases(); | |
678 | ||
679 | views::trace::View *trace_view = | |
680 | qobject_cast<views::trace::View*>(view.get()); | |
681 | ||
682 | if (trace_view) { | |
f4ab4b5c | 683 | for (const shared_ptr<data::SignalBase>& signalbase : signalbases_) { |
f5a5b019 SA |
684 | const int sb_exists = count_if( |
685 | view_signalbases.cbegin(), view_signalbases.cend(), | |
686 | [&](const shared_ptr<data::SignalBase> &sb) { | |
687 | return sb == signalbase; | |
688 | }); | |
689 | // Add the signal to the view as it doesn't have it yet | |
690 | if (!sb_exists) | |
691 | switch (signalbase->type()) { | |
692 | case data::SignalBase::AnalogChannel: | |
693 | case data::SignalBase::LogicChannel: | |
f5a5b019 SA |
694 | case data::SignalBase::DecodeChannel: |
695 | #ifdef ENABLE_DECODE | |
696 | trace_view->add_decode_signal( | |
697 | dynamic_pointer_cast<data::DecodeSignal>(signalbase)); | |
698 | #endif | |
699 | break; | |
700 | case data::SignalBase::MathChannel: | |
701 | // TBD | |
702 | break; | |
703 | } | |
704 | } | |
705 | } | |
706 | ||
707 | signals_changed(); | |
47e9e7bb SA |
708 | } |
709 | ||
6f925ba9 | 710 | void Session::deregister_view(shared_ptr<views::ViewBase> view) |
47e9e7bb | 711 | { |
6f925ba9 | 712 | views_.remove_if([&](shared_ptr<views::ViewBase> v) { return v == view; }); |
0f8f8c18 SA |
713 | |
714 | if (views_.empty()) { | |
715 | main_view_.reset(); | |
716 | ||
717 | // Without a view there can be no main bar | |
718 | main_bar_.reset(); | |
719 | } | |
47e9e7bb SA |
720 | } |
721 | ||
6f925ba9 | 722 | bool Session::has_view(shared_ptr<views::ViewBase> view) |
101e7a9b | 723 | { |
f4ab4b5c | 724 | for (shared_ptr<views::ViewBase>& v : views_) |
3a21afa6 SA |
725 | if (v == view) |
726 | return true; | |
727 | ||
728 | return false; | |
101e7a9b SA |
729 | } |
730 | ||
2220e942 SA |
731 | double Session::get_samplerate() const |
732 | { | |
733 | double samplerate = 0.0; | |
734 | ||
f4ab4b5c | 735 | for (const shared_ptr<pv::data::SignalData>& d : all_signal_data_) { |
47e9e7bb SA |
736 | assert(d); |
737 | const vector< shared_ptr<pv::data::Segment> > segments = | |
738 | d->segments(); | |
f4ab4b5c | 739 | for (const shared_ptr<pv::data::Segment>& s : segments) |
6f925ba9 | 740 | samplerate = max(samplerate, s->samplerate()); |
2220e942 | 741 | } |
2220e942 SA |
742 | // If there is no sample rate given we use samples as unit |
743 | if (samplerate == 0.0) | |
744 | samplerate = 1.0; | |
745 | ||
746 | return samplerate; | |
747 | } | |
748 | ||
9009d9b5 | 749 | uint32_t Session::get_segment_count() const |
7f965464 | 750 | { |
9009d9b5 | 751 | uint32_t value = 0; |
7f965464 | 752 | |
9009d9b5 | 753 | // Find the highest number of segments |
f4ab4b5c | 754 | for (const shared_ptr<data::SignalData>& data : all_signal_data_) |
9009d9b5 SA |
755 | if (data->get_segment_count() > value) |
756 | value = data->get_segment_count(); | |
7f965464 | 757 | |
9009d9b5 | 758 | return value; |
7f965464 SA |
759 | } |
760 | ||
7ea2a4ff SA |
761 | vector<util::Timestamp> Session::get_triggers(uint32_t segment_id) const |
762 | { | |
763 | vector<util::Timestamp> result; | |
764 | ||
f4ab4b5c | 765 | for (const pair<uint32_t, util::Timestamp>& entry : trigger_list_) |
7ea2a4ff SA |
766 | if (entry.first == segment_id) |
767 | result.push_back(entry.second); | |
768 | ||
769 | return result; | |
770 | } | |
771 | ||
6f925ba9 | 772 | const unordered_set< shared_ptr<data::SignalBase> > Session::signalbases() const |
2e2946fe | 773 | { |
47e9e7bb | 774 | return signalbases_; |
2e2946fe JH |
775 | } |
776 | ||
89914a86 SA |
777 | bool Session::all_segments_complete(uint32_t segment_id) const |
778 | { | |
779 | bool all_complete = true; | |
780 | ||
f4ab4b5c | 781 | for (const shared_ptr<data::SignalBase>& base : signalbases_) |
89914a86 SA |
782 | if (!base->segment_is_complete(segment_id)) |
783 | all_complete = false; | |
784 | ||
785 | return all_complete; | |
786 | } | |
787 | ||
269528f5 | 788 | #ifdef ENABLE_DECODE |
e771b42d | 789 | shared_ptr<data::DecodeSignal> Session::add_decode_signal() |
82c7f640 | 790 | { |
e771b42d | 791 | shared_ptr<data::DecodeSignal> signal; |
a7336fb2 | 792 | |
2ad82c2e | 793 | try { |
4e5a4405 | 794 | // Create the decode signal |
e771b42d | 795 | signal = make_shared<data::DecodeSignal>(*this); |
bf0edd2b | 796 | |
ad908057 | 797 | signalbases_.insert(signal); |
bb7dd726 | 798 | |
47747218 | 799 | // Add the decode signal to all views |
f4ab4b5c | 800 | for (shared_ptr<views::ViewBase>& view : views_) |
ad908057 | 801 | view->add_decode_signal(signal); |
30677c13 | 802 | } catch (runtime_error& e) { |
e771b42d SA |
803 | remove_decode_signal(signal); |
804 | return nullptr; | |
e92cd4e4 JH |
805 | } |
806 | ||
82c7f640 | 807 | signals_changed(); |
e92cd4e4 | 808 | |
e771b42d | 809 | return signal; |
82c7f640 JH |
810 | } |
811 | ||
ad908057 | 812 | void Session::remove_decode_signal(shared_ptr<data::DecodeSignal> signal) |
38eeddea | 813 | { |
ad908057 | 814 | signalbases_.erase(signal); |
2d25fc47 | 815 | |
f4ab4b5c | 816 | for (shared_ptr<views::ViewBase>& view : views_) |
ad908057 | 817 | view->remove_decode_signal(signal); |
2d25fc47 SA |
818 | |
819 | signals_changed(); | |
c51482b3 | 820 | } |
269528f5 | 821 | #endif |
c51482b3 | 822 | |
2b81ae46 | 823 | void Session::set_capture_state(capture_state state) |
6ac96c2e | 824 | { |
896936e5 TS |
825 | bool changed; |
826 | ||
268fd2b8 | 827 | if (state == Running) |
6592e8fe | 828 | acq_time_.restart(); |
268fd2b8 SA |
829 | if (state == Stopped) |
830 | qDebug("Acquisition took %.2f s", acq_time_.elapsed() / 1000.); | |
831 | ||
896936e5 TS |
832 | { |
833 | lock_guard<mutex> lock(sampling_mutex_); | |
834 | changed = capture_state_ != state; | |
835 | capture_state_ = state; | |
836 | } | |
837 | ||
f3290553 | 838 | if (changed) |
2b49eeb0 | 839 | capture_state_changed(state); |
6ac96c2e JH |
840 | } |
841 | ||
ffe00119 | 842 | void Session::update_signals() |
b087ba7f | 843 | { |
076eefa4 | 844 | if (!device_) { |
47e9e7bb | 845 | signalbases_.clear(); |
076eefa4 | 846 | logic_data_.reset(); |
f4ab4b5c | 847 | for (shared_ptr<views::ViewBase>& view : views_) { |
47e9e7bb | 848 | view->clear_signals(); |
bb7dd726 | 849 | #ifdef ENABLE_DECODE |
f4e57597 | 850 | view->clear_decode_signals(); |
bb7dd726 SA |
851 | #endif |
852 | } | |
076eefa4 SA |
853 | return; |
854 | } | |
e6c1382e JH |
855 | |
856 | lock_guard<recursive_mutex> lock(data_mutex_); | |
b087ba7f | 857 | |
ffe00119 | 858 | const shared_ptr<sigrok::Device> sr_dev = device_->device(); |
c6412b47 | 859 | if (!sr_dev) { |
47e9e7bb | 860 | signalbases_.clear(); |
c6412b47 | 861 | logic_data_.reset(); |
f4ab4b5c | 862 | for (shared_ptr<views::ViewBase>& view : views_) { |
47e9e7bb | 863 | view->clear_signals(); |
bb7dd726 | 864 | #ifdef ENABLE_DECODE |
f4e57597 | 865 | view->clear_decode_signals(); |
bb7dd726 SA |
866 | #endif |
867 | } | |
c6412b47 JH |
868 | return; |
869 | } | |
870 | ||
b087ba7f | 871 | // Detect what data types we will receive |
c6412b47 | 872 | auto channels = sr_dev->channels(); |
6f925ba9 | 873 | unsigned int logic_channel_count = count_if( |
e8d00928 ML |
874 | channels.begin(), channels.end(), |
875 | [] (shared_ptr<Channel> channel) { | |
472a80c5 | 876 | return channel->type() == sigrok::ChannelType::LOGIC; }); |
b087ba7f | 877 | |
f3d66e52 | 878 | // Create data containers for the logic data segments |
b087ba7f | 879 | { |
8524a597 | 880 | lock_guard<recursive_mutex> data_lock(data_mutex_); |
b087ba7f | 881 | |
3917ba77 JH |
882 | if (logic_channel_count == 0) { |
883 | logic_data_.reset(); | |
884 | } else if (!logic_data_ || | |
885 | logic_data_->num_channels() != logic_channel_count) { | |
8dbbc7f0 | 886 | logic_data_.reset(new data::Logic( |
6ac6242b | 887 | logic_channel_count)); |
8dbbc7f0 | 888 | assert(logic_data_); |
b087ba7f | 889 | } |
b087ba7f JH |
890 | } |
891 | ||
47e9e7bb | 892 | // Make the signals list |
f4ab4b5c | 893 | for (shared_ptr<views::ViewBase>& viewbase : views_) { |
f23c4692 SA |
894 | views::trace::View *trace_view = |
895 | qobject_cast<views::trace::View*>(viewbase.get()); | |
f4e57597 SA |
896 | |
897 | if (trace_view) { | |
f23c4692 | 898 | unordered_set< shared_ptr<views::trace::Signal> > |
f4e57597 SA |
899 | prev_sigs(trace_view->signals()); |
900 | trace_view->clear_signals(); | |
901 | ||
902 | for (auto channel : sr_dev->channels()) { | |
903 | shared_ptr<data::SignalBase> signalbase; | |
f23c4692 | 904 | shared_ptr<views::trace::Signal> signal; |
f4e57597 SA |
905 | |
906 | // Find the channel in the old signals | |
6f925ba9 | 907 | const auto iter = find_if( |
f4e57597 | 908 | prev_sigs.cbegin(), prev_sigs.cend(), |
f23c4692 | 909 | [&](const shared_ptr<views::trace::Signal> &s) { |
f4e57597 SA |
910 | return s->base()->channel() == channel; |
911 | }); | |
912 | if (iter != prev_sigs.end()) { | |
913 | // Copy the signal from the old set to the new | |
914 | signal = *iter; | |
915 | trace_view->add_signal(signal); | |
916 | } else { | |
917 | // Find the signalbase for this channel if possible | |
918 | signalbase.reset(); | |
f4ab4b5c | 919 | for (const shared_ptr<data::SignalBase>& b : signalbases_) |
f4e57597 SA |
920 | if (b->channel() == channel) |
921 | signalbase = b; | |
922 | ||
923 | switch(channel->type()->id()) { | |
924 | case SR_CHANNEL_LOGIC: | |
925 | if (!signalbase) { | |
472a80c5 SA |
926 | signalbase = make_shared<data::SignalBase>(channel, |
927 | data::SignalBase::LogicChannel); | |
f4e57597 SA |
928 | signalbases_.insert(signalbase); |
929 | ||
930 | all_signal_data_.insert(logic_data_); | |
931 | signalbase->set_data(logic_data_); | |
12ea3616 SA |
932 | |
933 | connect(this, SIGNAL(capture_state_changed(int)), | |
934 | signalbase.get(), SLOT(on_capture_state_changed(int))); | |
f4e57597 SA |
935 | } |
936 | ||
f23c4692 SA |
937 | signal = shared_ptr<views::trace::Signal>( |
938 | new views::trace::LogicSignal(*this, | |
f4e57597 SA |
939 | device_, signalbase)); |
940 | trace_view->add_signal(signal); | |
941 | break; | |
942 | ||
943 | case SR_CHANNEL_ANALOG: | |
944 | { | |
945 | if (!signalbase) { | |
472a80c5 SA |
946 | signalbase = make_shared<data::SignalBase>(channel, |
947 | data::SignalBase::AnalogChannel); | |
f4e57597 SA |
948 | signalbases_.insert(signalbase); |
949 | ||
950 | shared_ptr<data::Analog> data(new data::Analog()); | |
951 | all_signal_data_.insert(data); | |
952 | signalbase->set_data(data); | |
12ea3616 SA |
953 | |
954 | connect(this, SIGNAL(capture_state_changed(int)), | |
955 | signalbase.get(), SLOT(on_capture_state_changed(int))); | |
f4e57597 SA |
956 | } |
957 | ||
f23c4692 SA |
958 | signal = shared_ptr<views::trace::Signal>( |
959 | new views::trace::AnalogSignal( | |
f4e57597 SA |
960 | *this, signalbase)); |
961 | trace_view->add_signal(signal); | |
962 | break; | |
47e9e7bb SA |
963 | } |
964 | ||
f4e57597 | 965 | default: |
0402d7a3 | 966 | assert(false); |
f4e57597 | 967 | break; |
47e9e7bb | 968 | } |
3917ba77 | 969 | } |
b087ba7f JH |
970 | } |
971 | } | |
fbd3e234 | 972 | } |
b087ba7f JH |
973 | |
974 | signals_changed(); | |
975 | } | |
976 | ||
cbd2a2de | 977 | shared_ptr<data::SignalBase> Session::signalbase_from_channel( |
bf0edd2b | 978 | shared_ptr<sigrok::Channel> channel) const |
3ddcc083 | 979 | { |
bf0edd2b | 980 | for (shared_ptr<data::SignalBase> sig : signalbases_) { |
3ddcc083 | 981 | assert(sig); |
6ac6242b | 982 | if (sig->channel() == channel) |
3ddcc083 JH |
983 | return sig; |
984 | } | |
bf0edd2b | 985 | return shared_ptr<data::SignalBase>(); |
3ddcc083 JH |
986 | } |
987 | ||
2b05d311 | 988 | void Session::sample_thread_proc(function<void (const QString)> error_handler) |
274d4f13 | 989 | { |
f2edb557 | 990 | assert(error_handler); |
be73bdfa | 991 | |
5f9a5209 SA |
992 | #ifdef ENABLE_FLOW |
993 | pipeline_ = Pipeline::create(); | |
994 | ||
995 | source_ = ElementFactory::create_element("filesrc", "source"); | |
996 | sink_ = RefPtr<AppSink>::cast_dynamic(ElementFactory::create_element("appsink", "sink")); | |
997 | ||
998 | pipeline_->add(source_)->add(sink_); | |
999 | source_->link(sink_); | |
1000 | ||
1001 | source_->set_property("location", Glib::ustring("/tmp/dummy_binary")); | |
1002 | ||
1003 | sink_->set_property("emit-signals", TRUE); | |
1004 | sink_->signal_new_sample().connect(sigc::mem_fun(*this, &Session::on_gst_new_sample)); | |
1005 | ||
1006 | // Get the bus from the pipeline and add a bus watch to the default main context | |
1007 | RefPtr<Bus> bus = pipeline_->get_bus(); | |
1008 | bus->add_watch(sigc::mem_fun(this, &Session::on_gst_bus_message)); | |
1009 | ||
1010 | // Start pipeline and Wait until it finished processing | |
1011 | pipeline_done_interrupt_ = false; | |
1012 | pipeline_->set_state(Gst::STATE_PLAYING); | |
1013 | ||
1014 | unique_lock<mutex> pipeline_done_lock_(pipeline_done_mutex_); | |
1015 | pipeline_done_cond_.wait(pipeline_done_lock_); | |
1016 | ||
1017 | // Let the pipeline free all resources | |
1018 | pipeline_->set_state(Gst::STATE_NULL); | |
1019 | ||
1020 | #else | |
34c11fa7 SA |
1021 | if (!device_) |
1022 | return; | |
45f0c7c9 | 1023 | |
e170ab65 SA |
1024 | try { |
1025 | cur_samplerate_ = device_->read_config<uint64_t>(ConfigKey::SAMPLERATE); | |
1026 | } catch (Error& e) { | |
1027 | cur_samplerate_ = 0; | |
1028 | } | |
274d4f13 | 1029 | |
e7216ae0 SA |
1030 | out_of_memory_ = false; |
1031 | ||
4e86ec70 SA |
1032 | { |
1033 | lock_guard<recursive_mutex> lock(data_mutex_); | |
1034 | cur_logic_segment_.reset(); | |
1035 | cur_analog_segments_.clear(); | |
1036 | } | |
1037 | highest_segment_id_ = -1; | |
7ea2a4ff | 1038 | frame_began_ = false; |
4e86ec70 | 1039 | |
ae2d1bc5 | 1040 | try { |
5237f0c5 | 1041 | device_->start(); |
30677c13 | 1042 | } catch (Error& e) { |
e8d00928 | 1043 | error_handler(e.what()); |
eec446e1 JH |
1044 | return; |
1045 | } | |
1046 | ||
da30ecb7 | 1047 | set_capture_state(device_->session()->trigger() ? |
07dcf561 | 1048 | AwaitingTrigger : Running); |
eec446e1 | 1049 | |
dc4ada2b SA |
1050 | try { |
1051 | device_->run(); | |
30677c13 | 1052 | } catch (Error& e) { |
dc4ada2b SA |
1053 | error_handler(e.what()); |
1054 | set_capture_state(Stopped); | |
1055 | return; | |
6f381ee7 SA |
1056 | } catch (QString& e) { |
1057 | error_handler(e); | |
1058 | set_capture_state(Stopped); | |
1059 | return; | |
dc4ada2b SA |
1060 | } |
1061 | ||
eec446e1 | 1062 | set_capture_state(Stopped); |
1a2fe44c JH |
1063 | |
1064 | // Confirm that SR_DF_END was received | |
403c3e87 SA |
1065 | if (cur_logic_segment_) |
1066 | qDebug() << "WARNING: SR_DF_END was not received."; | |
5f9a5209 | 1067 | #endif |
e7216ae0 | 1068 | |
5e6967cb SA |
1069 | // Optimize memory usage |
1070 | free_unused_memory(); | |
1071 | ||
5ccfc97e SA |
1072 | // We now have unsaved data unless we just "captured" from a file |
1073 | shared_ptr<devices::File> file_device = | |
1074 | dynamic_pointer_cast<devices::File>(device_); | |
1075 | ||
1076 | if (!file_device) | |
1077 | data_saved_ = false; | |
1078 | ||
e7216ae0 SA |
1079 | if (out_of_memory_) |
1080 | error_handler(tr("Out of memory, acquisition stopped.")); | |
eec446e1 JH |
1081 | } |
1082 | ||
5e6967cb SA |
1083 | void Session::free_unused_memory() |
1084 | { | |
f4ab4b5c | 1085 | for (const shared_ptr<data::SignalData>& data : all_signal_data_) { |
5e6967cb SA |
1086 | const vector< shared_ptr<data::Segment> > segments = data->segments(); |
1087 | ||
f4ab4b5c | 1088 | for (const shared_ptr<data::Segment>& segment : segments) |
5e6967cb | 1089 | segment->free_unused_memory(); |
5e6967cb SA |
1090 | } |
1091 | } | |
1092 | ||
4e86ec70 SA |
1093 | void Session::signal_new_segment() |
1094 | { | |
341d9a79 | 1095 | int new_segment_id = 0; |
4e86ec70 SA |
1096 | |
1097 | if ((cur_logic_segment_ != nullptr) || !cur_analog_segments_.empty()) { | |
1098 | ||
1099 | // Determine new frame/segment number, assuming that all | |
1100 | // signals have the same number of frames/segments | |
1101 | if (cur_logic_segment_) { | |
341d9a79 | 1102 | new_segment_id = logic_data_->get_segment_count() - 1; |
4e86ec70 SA |
1103 | } else { |
1104 | shared_ptr<sigrok::Channel> any_channel = | |
1105 | (*cur_analog_segments_.begin()).first; | |
1106 | ||
1107 | shared_ptr<data::SignalBase> base = signalbase_from_channel(any_channel); | |
1108 | assert(base); | |
1109 | ||
1110 | shared_ptr<data::Analog> data(base->analog_data()); | |
1111 | assert(data); | |
1112 | ||
341d9a79 | 1113 | new_segment_id = data->get_segment_count() - 1; |
4e86ec70 SA |
1114 | } |
1115 | } | |
1116 | ||
1117 | if (new_segment_id > highest_segment_id_) { | |
1118 | highest_segment_id_ = new_segment_id; | |
1119 | new_segment(highest_segment_id_); | |
1120 | } | |
1121 | } | |
1122 | ||
558ad6ce SA |
1123 | void Session::signal_segment_completed() |
1124 | { | |
1125 | int segment_id = 0; | |
1126 | ||
f4ab4b5c | 1127 | for (const shared_ptr<data::SignalBase>& signalbase : signalbases_) { |
558ad6ce SA |
1128 | // We only care about analog and logic channels, not derived ones |
1129 | if (signalbase->type() == data::SignalBase::AnalogChannel) { | |
1130 | segment_id = signalbase->analog_data()->get_segment_count() - 1; | |
1131 | break; | |
1132 | } | |
1133 | ||
1134 | if (signalbase->type() == data::SignalBase::LogicChannel) { | |
1135 | segment_id = signalbase->logic_data()->get_segment_count() - 1; | |
1136 | break; | |
1137 | } | |
1138 | } | |
1139 | ||
1140 | if (segment_id >= 0) | |
1141 | segment_completed(segment_id); | |
1142 | } | |
1143 | ||
5f9a5209 SA |
1144 | #ifdef ENABLE_FLOW |
1145 | bool Session::on_gst_bus_message(const Glib::RefPtr<Gst::Bus>& bus, const Glib::RefPtr<Gst::Message>& message) | |
1146 | { | |
1147 | (void)bus; | |
1148 | ||
1149 | if ((message->get_source() == pipeline_) && \ | |
1150 | ((message->get_message_type() == Gst::MESSAGE_EOS))) | |
1151 | pipeline_done_cond_.notify_one(); | |
1152 | ||
1153 | // TODO Also evaluate MESSAGE_STREAM_STATUS to receive error notifications | |
1154 | ||
1155 | return true; | |
1156 | } | |
1157 | ||
1158 | Gst::FlowReturn Session::on_gst_new_sample() | |
1159 | { | |
1160 | RefPtr<Gst::Sample> sample = sink_->pull_sample(); | |
1161 | RefPtr<Gst::Buffer> buf = sample->get_buffer(); | |
1162 | ||
1163 | for (uint32_t block_id = 0; block_id < buf->n_memory(); block_id++) { | |
1164 | RefPtr<Gst::Memory> buf_mem = buf->get_memory(block_id); | |
1165 | Gst::MapInfo mapinfo; | |
1166 | buf_mem->map(mapinfo, Gst::MAP_READ); | |
1167 | ||
1168 | shared_ptr<sigrok::Packet> logic_packet = | |
1169 | sr_context->create_logic_packet(mapinfo.get_data(), buf->get_size(), 1); | |
1170 | ||
1171 | try { | |
1172 | feed_in_logic(dynamic_pointer_cast<sigrok::Logic>(logic_packet->payload())); | |
1173 | } catch (bad_alloc&) { | |
1174 | out_of_memory_ = true; | |
1175 | device_->stop(); | |
1176 | buf_mem->unmap(mapinfo); | |
1177 | return Gst::FLOW_ERROR; | |
1178 | } | |
1179 | ||
1180 | buf_mem->unmap(mapinfo); | |
1181 | } | |
1182 | ||
1183 | return Gst::FLOW_OK; | |
1184 | } | |
1185 | #endif | |
1186 | ||
da30ecb7 | 1187 | void Session::feed_in_header() |
eec446e1 | 1188 | { |
b5940cf0 | 1189 | // Nothing to do here for now |
be73bdfa JH |
1190 | } |
1191 | ||
da30ecb7 | 1192 | void Session::feed_in_meta(shared_ptr<Meta> meta) |
be73bdfa | 1193 | { |
f4ab4b5c | 1194 | for (auto& entry : meta->config()) { |
e8d00928 | 1195 | switch (entry.first->id()) { |
be73bdfa | 1196 | case SR_CONF_SAMPLERATE: |
014293fc | 1197 | cur_samplerate_ = g_variant_get_uint64(entry.second.gobj()); |
be73bdfa JH |
1198 | break; |
1199 | default: | |
014293fc | 1200 | qDebug() << "Received meta data key" << entry.first->id() << ", ignoring."; |
be73bdfa JH |
1201 | break; |
1202 | } | |
aba1dd16 | 1203 | } |
74043039 JH |
1204 | |
1205 | signals_changed(); | |
aba1dd16 JH |
1206 | } |
1207 | ||
48257a69 SA |
1208 | void Session::feed_in_trigger() |
1209 | { | |
1210 | // The channel containing most samples should be most accurate | |
1211 | uint64_t sample_count = 0; | |
1212 | ||
cc9a7898 | 1213 | { |
f4ab4b5c | 1214 | for (const shared_ptr<pv::data::SignalData>& d : all_signal_data_) { |
cc9a7898 SA |
1215 | assert(d); |
1216 | uint64_t temp_count = 0; | |
1217 | ||
1218 | const vector< shared_ptr<pv::data::Segment> > segments = | |
1219 | d->segments(); | |
1220 | for (const shared_ptr<pv::data::Segment> &s : segments) | |
1221 | temp_count += s->get_sample_count(); | |
1222 | ||
1223 | if (temp_count > sample_count) | |
1224 | sample_count = temp_count; | |
1225 | } | |
48257a69 SA |
1226 | } |
1227 | ||
a66e286e SA |
1228 | uint32_t segment_id = 0; // Default segment when no frames are used |
1229 | ||
1230 | // If a frame began, we'd ideally be able to use the highest segment ID for | |
1231 | // the trigger. However, as new segments are only created when logic or | |
1232 | // analog data comes in, this doesn't work if the trigger appears right | |
1233 | // after the beginning of the frame, before any sample data. | |
1234 | // For this reason, we use highest segment ID + 1 if no sample data came in | |
1235 | // yet and the highest segment ID otherwise. | |
1236 | if (frame_began_) { | |
1237 | segment_id = highest_segment_id_; | |
1238 | if (!cur_logic_segment_ && (cur_analog_segments_.size() == 0)) | |
1239 | segment_id++; | |
1240 | } | |
7ea2a4ff | 1241 | |
a66e286e | 1242 | // TODO Create timestamp from segment start time + segment's current sample count |
7ea2a4ff SA |
1243 | util::Timestamp timestamp = sample_count / get_samplerate(); |
1244 | trigger_list_.emplace_back(segment_id, timestamp); | |
1245 | trigger_event(segment_id, timestamp); | |
48257a69 SA |
1246 | } |
1247 | ||
2b81ae46 | 1248 | void Session::feed_in_frame_begin() |
82f50b10 | 1249 | { |
837bb15a | 1250 | frame_began_ = true; |
82f50b10 JH |
1251 | } |
1252 | ||
837bb15a SA |
1253 | void Session::feed_in_frame_end() |
1254 | { | |
558ad6ce SA |
1255 | if (!frame_began_) |
1256 | return; | |
1257 | ||
837bb15a SA |
1258 | { |
1259 | lock_guard<recursive_mutex> lock(data_mutex_); | |
558ad6ce SA |
1260 | |
1261 | if (cur_logic_segment_) | |
1262 | cur_logic_segment_->set_complete(); | |
1263 | ||
f4ab4b5c | 1264 | for (auto& entry : cur_analog_segments_) { |
558ad6ce SA |
1265 | shared_ptr<data::AnalogSegment> segment = entry.second; |
1266 | segment->set_complete(); | |
1267 | } | |
1268 | ||
837bb15a SA |
1269 | cur_logic_segment_.reset(); |
1270 | cur_analog_segments_.clear(); | |
1271 | } | |
1272 | ||
7ea2a4ff | 1273 | frame_began_ = false; |
558ad6ce SA |
1274 | |
1275 | signal_segment_completed(); | |
837bb15a SA |
1276 | } |
1277 | ||
2b81ae46 | 1278 | void Session::feed_in_logic(shared_ptr<Logic> logic) |
9c112671 | 1279 | { |
eaa02ef4 SA |
1280 | if (logic->data_length() == 0) { |
1281 | qDebug() << "WARNING: Received logic packet with 0 samples."; | |
1282 | return; | |
1283 | } | |
1284 | ||
6f381ee7 SA |
1285 | if (logic->unit_size() > 8) |
1286 | throw QString(tr("Can't handle more than 64 logic channels.")); | |
1287 | ||
b5940cf0 | 1288 | if (!cur_samplerate_) |
e170ab65 SA |
1289 | try { |
1290 | cur_samplerate_ = device_->read_config<uint64_t>(ConfigKey::SAMPLERATE); | |
1291 | } catch (Error& e) { | |
1292 | // Do nothing | |
1293 | } | |
b5940cf0 | 1294 | |
8524a597 | 1295 | lock_guard<recursive_mutex> lock(data_mutex_); |
79efbc53 | 1296 | |
2ad82c2e | 1297 | if (!logic_data_) { |
e6c1382e JH |
1298 | // The only reason logic_data_ would not have been created is |
1299 | // if it was not possible to determine the signals when the | |
1300 | // device was created. | |
1301 | update_signals(); | |
79efbc53 | 1302 | } |
be73bdfa | 1303 | |
2ad82c2e | 1304 | if (!cur_logic_segment_) { |
bb2cdfff | 1305 | // This could be the first packet after a trigger |
2b49eeb0 JH |
1306 | set_capture_state(Running); |
1307 | ||
f3d66e52 | 1308 | // Create a new data segment |
067bb624 | 1309 | cur_logic_segment_ = make_shared<data::LogicSegment>( |
85a70280 SA |
1310 | *logic_data_, logic_data_->get_segment_count(), |
1311 | logic->unit_size(), cur_samplerate_); | |
f3d66e52 | 1312 | logic_data_->push_segment(cur_logic_segment_); |
82f50b10 | 1313 | |
4e86ec70 | 1314 | signal_new_segment(); |
9c112671 JH |
1315 | } |
1316 | ||
04e1acc2 SA |
1317 | cur_logic_segment_->append_payload(logic); |
1318 | ||
1f374035 | 1319 | data_received(); |
9c112671 JH |
1320 | } |
1321 | ||
2b81ae46 | 1322 | void Session::feed_in_analog(shared_ptr<Analog> analog) |
aba1dd16 | 1323 | { |
eaa02ef4 SA |
1324 | if (analog->num_samples() == 0) { |
1325 | qDebug() << "WARNING: Received analog packet with 0 samples."; | |
1326 | return; | |
1327 | } | |
1328 | ||
b5940cf0 | 1329 | if (!cur_samplerate_) |
e170ab65 SA |
1330 | try { |
1331 | cur_samplerate_ = device_->read_config<uint64_t>(ConfigKey::SAMPLERATE); | |
1332 | } catch (Error& e) { | |
1333 | // Do nothing | |
1334 | } | |
b5940cf0 | 1335 | |
8524a597 | 1336 | lock_guard<recursive_mutex> lock(data_mutex_); |
79efbc53 | 1337 | |
e8d00928 | 1338 | const vector<shared_ptr<Channel>> channels = analog->channels(); |
bb2cdfff | 1339 | bool sweep_beginning = false; |
be73bdfa | 1340 | |
3e617752 | 1341 | unique_ptr<float[]> data(new float[analog->num_samples() * channels.size()]); |
303eec78 SA |
1342 | analog->get_data_as_float(data.get()); |
1343 | ||
47e9e7bb | 1344 | if (signalbases_.empty()) |
a3f678a7 | 1345 | update_signals(); |
a3f678a7 | 1346 | |
303eec78 | 1347 | float *channel_data = data.get(); |
f4ab4b5c | 1348 | for (auto& channel : channels) { |
f3d66e52 | 1349 | shared_ptr<data::AnalogSegment> segment; |
2b49eeb0 | 1350 | |
f3d66e52 JH |
1351 | // Try to get the segment of the channel |
1352 | const map< shared_ptr<Channel>, shared_ptr<data::AnalogSegment> >:: | |
1353 | iterator iter = cur_analog_segments_.find(channel); | |
1354 | if (iter != cur_analog_segments_.end()) | |
1355 | segment = (*iter).second; | |
2ad82c2e | 1356 | else { |
39ccf9c3 | 1357 | // If no segment was found, this means we haven't |
bb2cdfff | 1358 | // created one yet. i.e. this is the first packet |
f3d66e52 | 1359 | // in the sweep containing this segment. |
bb2cdfff JH |
1360 | sweep_beginning = true; |
1361 | ||
ff4bf6bd | 1362 | // Find the analog data associated with the channel |
cbd2a2de SA |
1363 | shared_ptr<data::SignalBase> base = signalbase_from_channel(channel); |
1364 | assert(base); | |
bb2cdfff | 1365 | |
cbd2a2de | 1366 | shared_ptr<data::Analog> data(base->analog_data()); |
bb2cdfff JH |
1367 | assert(data); |
1368 | ||
7db61e77 | 1369 | // Create a segment, keep it in the maps of channels |
067bb624 | 1370 | segment = make_shared<data::AnalogSegment>( |
85a70280 | 1371 | *data, data->get_segment_count(), cur_samplerate_); |
7db61e77 SA |
1372 | cur_analog_segments_[channel] = segment; |
1373 | ||
f3d66e52 JH |
1374 | // Push the segment into the analog data. |
1375 | data->push_segment(segment); | |
4e86ec70 SA |
1376 | |
1377 | signal_new_segment(); | |
bb2cdfff JH |
1378 | } |
1379 | ||
f3d66e52 | 1380 | assert(segment); |
bb2cdfff | 1381 | |
f3d66e52 | 1382 | // Append the samples in the segment |
3e617752 SA |
1383 | segment->append_interleaved_samples(channel_data++, analog->num_samples(), |
1384 | channels.size()); | |
aba1dd16 | 1385 | } |
bb2cdfff JH |
1386 | |
1387 | if (sweep_beginning) { | |
1388 | // This could be the first packet after a trigger | |
1389 | set_capture_state(Running); | |
aba1dd16 JH |
1390 | } |
1391 | ||
1f374035 | 1392 | data_received(); |
aba1dd16 | 1393 | } |
9c112671 | 1394 | |
da30ecb7 JH |
1395 | void Session::data_feed_in(shared_ptr<sigrok::Device> device, |
1396 | shared_ptr<Packet> packet) | |
b0e1d01d | 1397 | { |
da30ecb7 JH |
1398 | (void)device; |
1399 | ||
e8d00928 | 1400 | assert(device); |
da30ecb7 | 1401 | assert(device == device_->device()); |
b0e1d01d JH |
1402 | assert(packet); |
1403 | ||
e8d00928 | 1404 | switch (packet->type()->id()) { |
b0e1d01d | 1405 | case SR_DF_HEADER: |
da30ecb7 | 1406 | feed_in_header(); |
b0e1d01d JH |
1407 | break; |
1408 | ||
be73bdfa | 1409 | case SR_DF_META: |
da30ecb7 | 1410 | feed_in_meta(dynamic_pointer_cast<Meta>(packet->payload())); |
aba1dd16 JH |
1411 | break; |
1412 | ||
48257a69 SA |
1413 | case SR_DF_TRIGGER: |
1414 | feed_in_trigger(); | |
1415 | break; | |
1416 | ||
2e2946fe | 1417 | case SR_DF_LOGIC: |
e7216ae0 SA |
1418 | try { |
1419 | feed_in_logic(dynamic_pointer_cast<Logic>(packet->payload())); | |
30677c13 | 1420 | } catch (bad_alloc&) { |
e7216ae0 SA |
1421 | out_of_memory_ = true; |
1422 | device_->stop(); | |
1423 | } | |
2953961c JH |
1424 | break; |
1425 | ||
aba1dd16 | 1426 | case SR_DF_ANALOG: |
e7216ae0 SA |
1427 | try { |
1428 | feed_in_analog(dynamic_pointer_cast<Analog>(packet->payload())); | |
30677c13 | 1429 | } catch (bad_alloc&) { |
e7216ae0 SA |
1430 | out_of_memory_ = true; |
1431 | device_->stop(); | |
1432 | } | |
aba1dd16 JH |
1433 | break; |
1434 | ||
837bb15a SA |
1435 | case SR_DF_FRAME_BEGIN: |
1436 | feed_in_frame_begin(); | |
1437 | break; | |
1438 | ||
0a4162a4 | 1439 | case SR_DF_FRAME_END: |
837bb15a SA |
1440 | feed_in_frame_end(); |
1441 | break; | |
1442 | ||
2953961c | 1443 | case SR_DF_END: |
837bb15a SA |
1444 | // Strictly speaking, this is performed when a frame end marker was |
1445 | // received, so there's no point doing this again. However, not all | |
1446 | // devices use frames, and for those devices, we need to do it here. | |
2e2946fe | 1447 | { |
8524a597 | 1448 | lock_guard<recursive_mutex> lock(data_mutex_); |
7c611046 SA |
1449 | |
1450 | if (cur_logic_segment_) | |
1451 | cur_logic_segment_->set_complete(); | |
1452 | ||
f4ab4b5c | 1453 | for (auto& entry : cur_analog_segments_) { |
7c611046 SA |
1454 | shared_ptr<data::AnalogSegment> segment = entry.second; |
1455 | segment->set_complete(); | |
1456 | } | |
1457 | ||
f3d66e52 JH |
1458 | cur_logic_segment_.reset(); |
1459 | cur_analog_segments_.clear(); | |
2e2946fe | 1460 | } |
2953961c | 1461 | break; |
837bb15a | 1462 | |
adb0a983 ML |
1463 | default: |
1464 | break; | |
2e2946fe | 1465 | } |
2953961c JH |
1466 | } |
1467 | ||
5ccfc97e SA |
1468 | void Session::on_data_saved() |
1469 | { | |
1470 | data_saved_ = true; | |
1471 | } | |
1472 | ||
97378470 SA |
1473 | #ifdef ENABLE_DECODE |
1474 | void Session::on_new_decoders_selected(vector<const srd_decoder*> decoders) | |
1475 | { | |
1476 | assert(decoders.size() > 0); | |
1477 | ||
1478 | shared_ptr<data::DecodeSignal> signal = add_decode_signal(); | |
1479 | ||
1480 | if (signal) | |
1481 | for (const srd_decoder* d : decoders) | |
1482 | signal->stack_decoder(d); | |
1483 | } | |
1484 | #endif | |
1485 | ||
51e77110 | 1486 | } // namespace pv |