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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 | ||
35750e4d UH |
20 | #ifdef _WIN32 |
21 | // Windows: Avoid boost/thread namespace pollution (which includes windows.h). | |
22 | #define NOGDI | |
23 | #define NORESOURCE | |
24 | #endif | |
e71eb81c JH |
25 | #include <boost/thread/locks.hpp> |
26 | #include <boost/thread/shared_mutex.hpp> | |
27 | ||
43017494 SA |
28 | #include <QFileInfo> |
29 | ||
1e4d7c4d SA |
30 | #include <cassert> |
31 | #include <mutex> | |
32 | #include <stdexcept> | |
4e5a4405 | 33 | |
1e4d7c4d | 34 | #include <sys/stat.h> |
2953961c | 35 | |
1e4d7c4d | 36 | #include "session.hpp" |
2acdb232 | 37 | #include "devicemanager.hpp" |
119aff65 | 38 | |
2acdb232 | 39 | #include "data/analog.hpp" |
f3d66e52 | 40 | #include "data/analogsegment.hpp" |
2acdb232 JH |
41 | #include "data/decoderstack.hpp" |
42 | #include "data/logic.hpp" | |
f3d66e52 | 43 | #include "data/logicsegment.hpp" |
bf0edd2b | 44 | #include "data/signalbase.hpp" |
2acdb232 | 45 | #include "data/decode/decoder.hpp" |
82c7f640 | 46 | |
da30ecb7 | 47 | #include "devices/hardwaredevice.hpp" |
fd22c71c | 48 | #include "devices/inputfile.hpp" |
da30ecb7 JH |
49 | #include "devices/sessionfile.hpp" |
50 | ||
0f8f8c18 SA |
51 | #include "toolbars/mainbar.hpp" |
52 | ||
2acdb232 JH |
53 | #include "view/analogsignal.hpp" |
54 | #include "view/decodetrace.hpp" | |
55 | #include "view/logicsignal.hpp" | |
47e9e7bb SA |
56 | #include "view/signal.hpp" |
57 | #include "view/view.hpp" | |
28a4c9c5 | 58 | |
fe3a1c21 | 59 | #include <libsigrokcxx/libsigrokcxx.hpp> |
e8d00928 | 60 | |
1e4d7c4d SA |
61 | #ifdef ENABLE_DECODE |
62 | #include <libsigrokdecode/libsigrokdecode.h> | |
63 | #endif | |
64 | ||
aca64cac JH |
65 | using boost::shared_lock; |
66 | using boost::shared_mutex; | |
67 | using boost::unique_lock; | |
68 | ||
f9abf97e | 69 | using std::dynamic_pointer_cast; |
d2344534 | 70 | using std::function; |
3b68d03d | 71 | using std::lock_guard; |
d873f4d6 | 72 | using std::list; |
819f4c25 | 73 | using std::map; |
aca64cac | 74 | using std::mutex; |
fd22c71c | 75 | using std::pair; |
8524a597 | 76 | using std::recursive_mutex; |
02412f0b | 77 | using std::set; |
f9abf97e | 78 | using std::shared_ptr; |
819f4c25 | 79 | using std::string; |
78b0af3e | 80 | using std::unordered_set; |
819f4c25 | 81 | using std::vector; |
28a4c9c5 | 82 | |
e8d00928 ML |
83 | using sigrok::Analog; |
84 | using sigrok::Channel; | |
85 | using sigrok::ChannelType; | |
86 | using sigrok::ConfigKey; | |
87 | using sigrok::DatafeedCallbackFunction; | |
e8d00928 | 88 | using sigrok::Error; |
e8d00928 | 89 | using sigrok::Header; |
fd22c71c | 90 | using sigrok::InputFormat; |
e8d00928 ML |
91 | using sigrok::Logic; |
92 | using sigrok::Meta; | |
fd22c71c | 93 | using sigrok::OutputFormat; |
e8d00928 ML |
94 | using sigrok::Packet; |
95 | using sigrok::PacketPayload; | |
96 | using sigrok::Session; | |
97 | using sigrok::SessionDevice; | |
98 | ||
99 | using Glib::VariantBase; | |
100 | using Glib::Variant; | |
51e77110 | 101 | |
e8d00928 | 102 | namespace pv { |
101e7a9b | 103 | Session::Session(DeviceManager &device_manager, QString name) : |
8dbbc7f0 | 104 | device_manager_(device_manager), |
33e1afbe | 105 | default_name_(name), |
101e7a9b | 106 | name_(name), |
ff008de6 | 107 | capture_state_(Stopped), |
5ccfc97e SA |
108 | cur_samplerate_(0), |
109 | data_saved_(true) | |
2953961c | 110 | { |
2953961c JH |
111 | } |
112 | ||
2b81ae46 | 113 | Session::~Session() |
2953961c | 114 | { |
04463625 | 115 | // Stop and join to the thread |
5b7cf66c | 116 | stop_capture(); |
2953961c JH |
117 | } |
118 | ||
2b81ae46 | 119 | DeviceManager& Session::device_manager() |
4cb0b033 | 120 | { |
8dbbc7f0 | 121 | return device_manager_; |
4cb0b033 JH |
122 | } |
123 | ||
2b81ae46 | 124 | const DeviceManager& Session::device_manager() const |
4cb0b033 | 125 | { |
8dbbc7f0 | 126 | return device_manager_; |
4cb0b033 JH |
127 | } |
128 | ||
da30ecb7 | 129 | shared_ptr<sigrok::Session> Session::session() const |
1f4caa77 | 130 | { |
da30ecb7 JH |
131 | if (!device_) |
132 | return shared_ptr<sigrok::Session>(); | |
133 | return device_->session(); | |
1f4caa77 JH |
134 | } |
135 | ||
da30ecb7 | 136 | shared_ptr<devices::Device> Session::device() const |
dc0867ff | 137 | { |
8dbbc7f0 | 138 | return device_; |
dc0867ff JH |
139 | } |
140 | ||
101e7a9b SA |
141 | QString Session::name() const |
142 | { | |
143 | return name_; | |
144 | } | |
145 | ||
146 | void Session::set_name(QString name) | |
147 | { | |
148 | if (default_name_.isEmpty()) | |
149 | default_name_ = name; | |
150 | ||
151 | name_ = name; | |
152 | ||
153 | name_changed(); | |
154 | } | |
155 | ||
f4e57597 | 156 | const std::list< std::shared_ptr<views::ViewBase> > Session::views() const |
36a8185e SA |
157 | { |
158 | return views_; | |
159 | } | |
160 | ||
f4e57597 | 161 | std::shared_ptr<views::ViewBase> Session::main_view() const |
0f8f8c18 SA |
162 | { |
163 | return main_view_; | |
164 | } | |
165 | ||
166 | void Session::set_main_bar(std::shared_ptr<pv::toolbars::MainBar> main_bar) | |
167 | { | |
168 | main_bar_ = main_bar; | |
169 | } | |
170 | ||
171 | shared_ptr<pv::toolbars::MainBar> Session::main_bar() const | |
172 | { | |
173 | return main_bar_; | |
174 | } | |
175 | ||
5ccfc97e SA |
176 | bool Session::data_saved() const |
177 | { | |
178 | return data_saved_; | |
179 | } | |
180 | ||
101e7a9b SA |
181 | void Session::save_settings(QSettings &settings) const |
182 | { | |
183 | map<string, string> dev_info; | |
184 | list<string> key_list; | |
3a21afa6 | 185 | int stacks = 0, views = 0; |
101e7a9b SA |
186 | |
187 | if (device_) { | |
43017494 SA |
188 | shared_ptr<devices::HardwareDevice> hw_device = |
189 | dynamic_pointer_cast< devices::HardwareDevice >(device_); | |
190 | ||
191 | if (hw_device) { | |
192 | settings.setValue("device_type", "hardware"); | |
193 | settings.beginGroup("device"); | |
194 | ||
195 | key_list.push_back("vendor"); | |
196 | key_list.push_back("model"); | |
197 | key_list.push_back("version"); | |
198 | key_list.push_back("serial_num"); | |
199 | key_list.push_back("connection_id"); | |
200 | ||
201 | dev_info = device_manager_.get_device_info(device_); | |
202 | ||
203 | for (string key : key_list) { | |
204 | if (dev_info.count(key)) | |
205 | settings.setValue(QString::fromUtf8(key.c_str()), | |
206 | QString::fromUtf8(dev_info.at(key).c_str())); | |
207 | else | |
208 | settings.remove(QString::fromUtf8(key.c_str())); | |
209 | } | |
101e7a9b | 210 | |
43017494 SA |
211 | settings.endGroup(); |
212 | } | |
101e7a9b | 213 | |
43017494 SA |
214 | shared_ptr<devices::SessionFile> sessionfile_device = |
215 | dynamic_pointer_cast< devices::SessionFile >(device_); | |
216 | ||
217 | if (sessionfile_device) { | |
218 | settings.setValue("device_type", "sessionfile"); | |
219 | settings.beginGroup("device"); | |
220 | settings.setValue("filename", QString::fromStdString( | |
221 | sessionfile_device->full_name())); | |
222 | settings.endGroup(); | |
101e7a9b SA |
223 | } |
224 | ||
aecae05c SA |
225 | // Save channels and decoders |
226 | for (shared_ptr<data::SignalBase> base : signalbases_) { | |
227 | #ifdef ENABLE_DECODE | |
228 | if (base->is_decode_signal()) { | |
229 | shared_ptr<pv::data::DecoderStack> decoder_stack = | |
230 | base->decoder_stack(); | |
231 | std::shared_ptr<data::decode::Decoder> top_decoder = | |
232 | decoder_stack->stack().front(); | |
233 | ||
234 | settings.beginGroup("decoder_stack" + QString::number(stacks++)); | |
235 | settings.setValue("id", top_decoder->decoder()->id); | |
236 | settings.setValue("name", top_decoder->decoder()->name); | |
237 | settings.endGroup(); | |
238 | } else | |
239 | #endif | |
240 | { | |
241 | settings.beginGroup(base->internal_name()); | |
6de38b17 | 242 | base->save_settings(settings); |
aecae05c SA |
243 | settings.endGroup(); |
244 | } | |
245 | } | |
101e7a9b | 246 | |
aecae05c | 247 | settings.setValue("decoder_stacks", stacks); |
3a21afa6 SA |
248 | |
249 | // Save view states and their signal settings | |
250 | // Note: main_view must be saved as view0 | |
251 | settings.beginGroup("view" + QString::number(views++)); | |
252 | main_view_->save_settings(settings); | |
253 | settings.endGroup(); | |
254 | ||
f4e57597 | 255 | for (shared_ptr<views::ViewBase> view : views_) { |
3a21afa6 SA |
256 | if (view != main_view_) { |
257 | settings.beginGroup("view" + QString::number(views++)); | |
258 | view->save_settings(settings); | |
259 | settings.endGroup(); | |
260 | } | |
261 | } | |
262 | ||
263 | settings.setValue("views", views); | |
101e7a9b SA |
264 | } |
265 | } | |
266 | ||
267 | void Session::restore_settings(QSettings &settings) | |
268 | { | |
43017494 SA |
269 | shared_ptr<devices::Device> device; |
270 | ||
271 | QString device_type = settings.value("device_type").toString(); | |
272 | ||
273 | if (device_type == "hardware") { | |
274 | map<string, string> dev_info; | |
275 | list<string> key_list; | |
276 | ||
277 | // Re-select last used device if possible but only if it's not demo | |
278 | settings.beginGroup("device"); | |
279 | key_list.push_back("vendor"); | |
280 | key_list.push_back("model"); | |
281 | key_list.push_back("version"); | |
282 | key_list.push_back("serial_num"); | |
283 | key_list.push_back("connection_id"); | |
284 | ||
285 | for (string key : key_list) { | |
286 | const QString k = QString::fromStdString(key); | |
287 | if (!settings.contains(k)) | |
288 | continue; | |
289 | ||
290 | const string value = settings.value(k).toString().toStdString(); | |
291 | if (!value.empty()) | |
292 | dev_info.insert(std::make_pair(key, value)); | |
293 | } | |
294 | ||
295 | if (dev_info.count("model") > 0) | |
296 | device = device_manager_.find_device_from_info(dev_info); | |
297 | ||
298 | if (device) | |
299 | set_device(device); | |
300 | ||
301 | settings.endGroup(); | |
101e7a9b SA |
302 | } |
303 | ||
43017494 SA |
304 | if (device_type == "sessionfile") { |
305 | settings.beginGroup("device"); | |
306 | QString filename = settings.value("filename").toString(); | |
307 | settings.endGroup(); | |
101e7a9b | 308 | |
43017494 SA |
309 | if (QFileInfo(filename).isReadable()) { |
310 | device = std::make_shared<devices::SessionFile>(device_manager_.context(), | |
311 | filename.toStdString()); | |
312 | set_device(device); | |
101e7a9b | 313 | |
43017494 SA |
314 | // TODO Perform error handling |
315 | start_capture([](QString infoMessage) { (void)infoMessage; }); | |
33e1afbe SA |
316 | |
317 | set_name(QFileInfo(filename).fileName()); | |
43017494 SA |
318 | } |
319 | } | |
320 | ||
321 | if (device) { | |
aecae05c SA |
322 | // Restore channels |
323 | for (shared_ptr<data::SignalBase> base : signalbases_) { | |
324 | settings.beginGroup(base->internal_name()); | |
6de38b17 | 325 | base->restore_settings(settings); |
aecae05c SA |
326 | settings.endGroup(); |
327 | } | |
328 | ||
329 | // Restore decoders | |
330 | #ifdef ENABLE_DECODE | |
331 | int stacks = settings.value("decoder_stacks").toInt(); | |
332 | ||
333 | for (int i = 0; i < stacks; i++) { | |
334 | settings.beginGroup("decoder_stack" + QString::number(i++)); | |
335 | ||
336 | QString id = settings.value("id").toString(); | |
337 | add_decoder(srd_decoder_get_by_id(id.toStdString().c_str())); | |
338 | ||
339 | settings.endGroup(); | |
340 | } | |
341 | #endif | |
3a21afa6 SA |
342 | |
343 | // Restore views | |
344 | int views = settings.value("views").toInt(); | |
345 | ||
346 | for (int i = 0; i < views; i++) { | |
347 | settings.beginGroup("view" + QString::number(i)); | |
348 | ||
349 | if (i > 0) { | |
f4e57597 | 350 | views::ViewType type = (views::ViewType)settings.value("type").toInt(); |
3a21afa6 SA |
351 | add_view(name_, type, this); |
352 | views_.back()->restore_settings(settings); | |
353 | } else | |
354 | main_view_->restore_settings(settings); | |
355 | ||
356 | settings.endGroup(); | |
357 | } | |
101e7a9b | 358 | } |
101e7a9b SA |
359 | } |
360 | ||
fd22c71c SA |
361 | void Session::select_device(shared_ptr<devices::Device> device) |
362 | { | |
363 | try { | |
364 | if (device) | |
365 | set_device(device); | |
366 | else | |
367 | set_default_device(); | |
368 | } catch (const QString &e) { | |
369 | main_bar_->session_error(tr("Failed to Select Device"), | |
370 | tr("Failed to Select Device")); | |
371 | } | |
372 | } | |
373 | ||
da30ecb7 | 374 | void Session::set_device(shared_ptr<devices::Device> device) |
d64d1596 | 375 | { |
da30ecb7 JH |
376 | assert(device); |
377 | ||
82596f46 JH |
378 | // Ensure we are not capturing before setting the device |
379 | stop_capture(); | |
380 | ||
4d6c6ea3 SA |
381 | if (device_) |
382 | device_->close(); | |
383 | ||
86123e2e SA |
384 | device_.reset(); |
385 | ||
101e7a9b SA |
386 | // Revert name back to default name (e.g. "Untitled-1") as the data is gone |
387 | name_ = default_name_; | |
388 | name_changed(); | |
389 | ||
cc9a7898 | 390 | // Remove all stored data |
f4e57597 | 391 | for (std::shared_ptr<views::ViewBase> view : views_) { |
47e9e7bb | 392 | view->clear_signals(); |
bb7dd726 | 393 | #ifdef ENABLE_DECODE |
f4e57597 | 394 | view->clear_decode_signals(); |
bb7dd726 SA |
395 | #endif |
396 | } | |
47e9e7bb SA |
397 | for (const shared_ptr<data::SignalData> d : all_signal_data_) |
398 | d->clear(); | |
cc9a7898 | 399 | all_signal_data_.clear(); |
47e9e7bb | 400 | signalbases_.clear(); |
4b0d7046 SA |
401 | cur_logic_segment_.reset(); |
402 | ||
403 | for (auto entry : cur_analog_segments_) { | |
404 | shared_ptr<sigrok::Channel>(entry.first).reset(); | |
405 | shared_ptr<data::AnalogSegment>(entry.second).reset(); | |
406 | } | |
407 | ||
408 | logic_data_.reset(); | |
4b0d7046 | 409 | |
86123e2e SA |
410 | signals_changed(); |
411 | ||
da30ecb7 | 412 | device_ = std::move(device); |
7e0c99bf SA |
413 | |
414 | try { | |
415 | device_->open(); | |
416 | } catch (const QString &e) { | |
417 | device_.reset(); | |
91f8fe8c | 418 | device_changed(); |
7e0c99bf SA |
419 | throw; |
420 | } | |
421 | ||
da30ecb7 JH |
422 | device_->session()->add_datafeed_callback([=] |
423 | (shared_ptr<sigrok::Device> device, shared_ptr<Packet> packet) { | |
424 | data_feed_in(device, packet); | |
425 | }); | |
ae2d1bc5 | 426 | |
4b8e787d | 427 | update_signals(); |
91f8fe8c | 428 | device_changed(); |
ae2d1bc5 | 429 | } |
85843b14 | 430 | |
2b81ae46 | 431 | void Session::set_default_device() |
6fd0b639 | 432 | { |
da30ecb7 | 433 | const list< shared_ptr<devices::HardwareDevice> > &devices = |
8dbbc7f0 | 434 | device_manager_.devices(); |
6fd0b639 | 435 | |
da30ecb7 JH |
436 | if (devices.empty()) |
437 | return; | |
dc0867ff | 438 | |
da30ecb7 JH |
439 | // Try and find the demo device and select that by default |
440 | const auto iter = std::find_if(devices.begin(), devices.end(), | |
441 | [] (const shared_ptr<devices::HardwareDevice> &d) { | |
442 | return d->hardware_device()->driver()->name() == | |
443 | "demo"; }); | |
444 | set_device((iter == devices.end()) ? devices.front() : *iter); | |
dc0867ff JH |
445 | } |
446 | ||
fd22c71c SA |
447 | void Session::load_init_file(const std::string &file_name, |
448 | const std::string &format) | |
449 | { | |
450 | shared_ptr<InputFormat> input_format; | |
451 | ||
452 | if (!format.empty()) { | |
453 | const map<string, shared_ptr<InputFormat> > formats = | |
454 | device_manager_.context()->input_formats(); | |
455 | const auto iter = find_if(formats.begin(), formats.end(), | |
456 | [&](const pair<string, shared_ptr<InputFormat> > f) { | |
457 | return f.first == format; }); | |
458 | if (iter == formats.end()) { | |
459 | main_bar_->session_error(tr("Error"), | |
460 | tr("Unexpected input format: %s").arg(QString::fromStdString(format))); | |
461 | return; | |
462 | } | |
463 | ||
464 | input_format = (*iter).second; | |
465 | } | |
466 | ||
467 | load_file(QString::fromStdString(file_name), input_format); | |
468 | } | |
469 | ||
470 | void Session::load_file(QString file_name, | |
471 | std::shared_ptr<sigrok::InputFormat> format, | |
472 | const std::map<std::string, Glib::VariantBase> &options) | |
473 | { | |
474 | const QString errorMessage( | |
475 | QString("Failed to load file %1").arg(file_name)); | |
476 | ||
477 | try { | |
478 | if (format) | |
479 | set_device(shared_ptr<devices::Device>( | |
480 | new devices::InputFile( | |
481 | device_manager_.context(), | |
482 | file_name.toStdString(), | |
483 | format, options))); | |
484 | else | |
485 | set_device(shared_ptr<devices::Device>( | |
486 | new devices::SessionFile( | |
487 | device_manager_.context(), | |
488 | file_name.toStdString()))); | |
489 | } catch (Error e) { | |
490 | main_bar_->session_error(tr("Failed to load ") + file_name, e.what()); | |
491 | set_default_device(); | |
492 | main_bar_->update_device_list(); | |
493 | return; | |
494 | } | |
495 | ||
496 | main_bar_->update_device_list(); | |
497 | ||
498 | start_capture([&, errorMessage](QString infoMessage) { | |
499 | main_bar_->session_error(errorMessage, infoMessage); }); | |
500 | ||
501 | set_name(QFileInfo(file_name).fileName()); | |
502 | } | |
503 | ||
2b81ae46 | 504 | Session::capture_state Session::get_capture_state() const |
5b7cf66c | 505 | { |
8dbbc7f0 JH |
506 | lock_guard<mutex> lock(sampling_mutex_); |
507 | return capture_state_; | |
5b7cf66c JH |
508 | } |
509 | ||
2b81ae46 | 510 | void Session::start_capture(function<void (const QString)> error_handler) |
2e2946fe | 511 | { |
34c11fa7 SA |
512 | if (!device_) { |
513 | error_handler(tr("No active device set, can't start acquisition.")); | |
514 | return; | |
515 | } | |
516 | ||
5b7cf66c JH |
517 | stop_capture(); |
518 | ||
6ac6242b | 519 | // Check that at least one channel is enabled |
e6c1382e JH |
520 | const shared_ptr<sigrok::Device> sr_dev = device_->device(); |
521 | if (sr_dev) { | |
522 | const auto channels = sr_dev->channels(); | |
523 | if (!std::any_of(channels.begin(), channels.end(), | |
524 | [](shared_ptr<Channel> channel) { | |
525 | return channel->enabled(); })) { | |
526 | error_handler(tr("No channels enabled.")); | |
527 | return; | |
528 | } | |
9c48fa57 JH |
529 | } |
530 | ||
53ea4c6c | 531 | // Clear signal data |
47e9e7bb SA |
532 | for (const shared_ptr<data::SignalData> d : all_signal_data_) |
533 | d->clear(); | |
53ea4c6c | 534 | |
101e7a9b SA |
535 | // Revert name back to default name (e.g. "Untitled-1") as the data is gone |
536 | name_ = default_name_; | |
537 | name_changed(); | |
538 | ||
9c48fa57 | 539 | // Begin the session |
8dbbc7f0 | 540 | sampling_thread_ = std::thread( |
2b05d311 | 541 | &Session::sample_thread_proc, this, error_handler); |
2e2946fe JH |
542 | } |
543 | ||
2b81ae46 | 544 | void Session::stop_capture() |
5b7cf66c | 545 | { |
04463625 | 546 | if (get_capture_state() != Stopped) |
da30ecb7 | 547 | device_->stop(); |
5b7cf66c JH |
548 | |
549 | // Check that sampling stopped | |
8dbbc7f0 JH |
550 | if (sampling_thread_.joinable()) |
551 | sampling_thread_.join(); | |
5b7cf66c JH |
552 | } |
553 | ||
f4e57597 | 554 | void Session::register_view(std::shared_ptr<views::ViewBase> view) |
47e9e7bb | 555 | { |
0f8f8c18 SA |
556 | if (views_.empty()) { |
557 | main_view_ = view; | |
558 | } | |
559 | ||
3a21afa6 | 560 | views_.push_back(view); |
53e8927d SA |
561 | |
562 | update_signals(); | |
47e9e7bb SA |
563 | } |
564 | ||
f4e57597 | 565 | void Session::deregister_view(std::shared_ptr<views::ViewBase> view) |
47e9e7bb | 566 | { |
f4e57597 | 567 | views_.remove_if([&](std::shared_ptr<views::ViewBase> v) { |
3a21afa6 | 568 | return v == view; }); |
0f8f8c18 SA |
569 | |
570 | if (views_.empty()) { | |
571 | main_view_.reset(); | |
572 | ||
573 | // Without a view there can be no main bar | |
574 | main_bar_.reset(); | |
575 | } | |
47e9e7bb SA |
576 | } |
577 | ||
f4e57597 | 578 | bool Session::has_view(std::shared_ptr<views::ViewBase> view) |
101e7a9b | 579 | { |
f4e57597 | 580 | for (std::shared_ptr<views::ViewBase> v : views_) |
3a21afa6 SA |
581 | if (v == view) |
582 | return true; | |
583 | ||
584 | return false; | |
101e7a9b SA |
585 | } |
586 | ||
2220e942 SA |
587 | double Session::get_samplerate() const |
588 | { | |
589 | double samplerate = 0.0; | |
590 | ||
47e9e7bb SA |
591 | for (const shared_ptr<pv::data::SignalData> d : all_signal_data_) { |
592 | assert(d); | |
593 | const vector< shared_ptr<pv::data::Segment> > segments = | |
594 | d->segments(); | |
595 | for (const shared_ptr<pv::data::Segment> &s : segments) | |
596 | samplerate = std::max(samplerate, s->samplerate()); | |
2220e942 | 597 | } |
2220e942 SA |
598 | // If there is no sample rate given we use samples as unit |
599 | if (samplerate == 0.0) | |
600 | samplerate = 1.0; | |
601 | ||
602 | return samplerate; | |
603 | } | |
604 | ||
47e9e7bb SA |
605 | const std::unordered_set< std::shared_ptr<data::SignalBase> > |
606 | Session::signalbases() const | |
2e2946fe | 607 | { |
47e9e7bb | 608 | return signalbases_; |
2e2946fe JH |
609 | } |
610 | ||
269528f5 | 611 | #ifdef ENABLE_DECODE |
2b81ae46 | 612 | bool Session::add_decoder(srd_decoder *const dec) |
82c7f640 | 613 | { |
04394ded | 614 | map<const srd_channel*, shared_ptr<data::SignalBase> > channels; |
7491a29f | 615 | shared_ptr<data::DecoderStack> decoder_stack; |
4e5a4405 | 616 | |
2ad82c2e | 617 | try { |
4e5a4405 | 618 | // Create the decoder |
7491a29f | 619 | decoder_stack = shared_ptr<data::DecoderStack>( |
bdc5c3b0 | 620 | new data::DecoderStack(*this, dec)); |
4e5a4405 | 621 | |
6ac6242b ML |
622 | // Make a list of all the channels |
623 | std::vector<const srd_channel*> all_channels; | |
f3290553 | 624 | for (const GSList *i = dec->channels; i; i = i->next) |
6ac6242b | 625 | all_channels.push_back((const srd_channel*)i->data); |
f3290553 | 626 | for (const GSList *i = dec->opt_channels; i; i = i->next) |
6ac6242b | 627 | all_channels.push_back((const srd_channel*)i->data); |
d2f46d27 | 628 | |
6ac6242b ML |
629 | // Auto select the initial channels |
630 | for (const srd_channel *pdch : all_channels) | |
04394ded SA |
631 | for (shared_ptr<data::SignalBase> b : signalbases_) { |
632 | if (b->type() == ChannelType::LOGIC) { | |
633 | if (QString::fromUtf8(pdch->name).toLower(). | |
634 | contains(b->name().toLower())) | |
635 | channels[pdch] = b; | |
636 | } | |
4e5a4405 | 637 | } |
4e5a4405 | 638 | |
7491a29f JH |
639 | assert(decoder_stack); |
640 | assert(!decoder_stack->stack().empty()); | |
641 | assert(decoder_stack->stack().front()); | |
6ac6242b | 642 | decoder_stack->stack().front()->set_channels(channels); |
4e5a4405 JH |
643 | |
644 | // Create the decode signal | |
bf0edd2b SA |
645 | shared_ptr<data::SignalBase> signalbase = |
646 | shared_ptr<data::SignalBase>(new data::SignalBase(nullptr)); | |
647 | ||
bb7dd726 | 648 | signalbase->set_decoder_stack(decoder_stack); |
aecae05c | 649 | signalbases_.insert(signalbase); |
bb7dd726 | 650 | |
f4e57597 SA |
651 | for (std::shared_ptr<views::ViewBase> view : views_) |
652 | view->add_decode_signal(signalbase); | |
2ad82c2e | 653 | } catch (std::runtime_error e) { |
e92cd4e4 JH |
654 | return false; |
655 | } | |
656 | ||
82c7f640 | 657 | signals_changed(); |
e92cd4e4 | 658 | |
7491a29f JH |
659 | // Do an initial decode |
660 | decoder_stack->begin_decode(); | |
661 | ||
e92cd4e4 | 662 | return true; |
82c7f640 JH |
663 | } |
664 | ||
bb7dd726 | 665 | void Session::remove_decode_signal(shared_ptr<data::SignalBase> signalbase) |
38eeddea | 666 | { |
2d25fc47 SA |
667 | signalbases_.erase(signalbase); |
668 | ||
f4e57597 SA |
669 | for (std::shared_ptr<views::ViewBase> view : views_) |
670 | view->remove_decode_signal(signalbase); | |
2d25fc47 SA |
671 | |
672 | signals_changed(); | |
c51482b3 | 673 | } |
269528f5 | 674 | #endif |
c51482b3 | 675 | |
2b81ae46 | 676 | void Session::set_capture_state(capture_state state) |
6ac96c2e | 677 | { |
896936e5 TS |
678 | bool changed; |
679 | ||
680 | { | |
681 | lock_guard<mutex> lock(sampling_mutex_); | |
682 | changed = capture_state_ != state; | |
683 | capture_state_ = state; | |
684 | } | |
685 | ||
f3290553 | 686 | if (changed) |
2b49eeb0 | 687 | capture_state_changed(state); |
6ac96c2e JH |
688 | } |
689 | ||
ffe00119 | 690 | void Session::update_signals() |
b087ba7f | 691 | { |
076eefa4 | 692 | if (!device_) { |
47e9e7bb | 693 | signalbases_.clear(); |
076eefa4 | 694 | logic_data_.reset(); |
f4e57597 | 695 | for (std::shared_ptr<views::ViewBase> view : views_) { |
47e9e7bb | 696 | view->clear_signals(); |
bb7dd726 | 697 | #ifdef ENABLE_DECODE |
f4e57597 | 698 | view->clear_decode_signals(); |
bb7dd726 SA |
699 | #endif |
700 | } | |
076eefa4 SA |
701 | return; |
702 | } | |
e6c1382e JH |
703 | |
704 | lock_guard<recursive_mutex> lock(data_mutex_); | |
b087ba7f | 705 | |
ffe00119 | 706 | const shared_ptr<sigrok::Device> sr_dev = device_->device(); |
c6412b47 | 707 | if (!sr_dev) { |
47e9e7bb | 708 | signalbases_.clear(); |
c6412b47 | 709 | logic_data_.reset(); |
f4e57597 | 710 | for (std::shared_ptr<views::ViewBase> view : views_) { |
47e9e7bb | 711 | view->clear_signals(); |
bb7dd726 | 712 | #ifdef ENABLE_DECODE |
f4e57597 | 713 | view->clear_decode_signals(); |
bb7dd726 SA |
714 | #endif |
715 | } | |
c6412b47 JH |
716 | return; |
717 | } | |
718 | ||
b087ba7f | 719 | // Detect what data types we will receive |
c6412b47 | 720 | auto channels = sr_dev->channels(); |
e8d00928 ML |
721 | unsigned int logic_channel_count = std::count_if( |
722 | channels.begin(), channels.end(), | |
723 | [] (shared_ptr<Channel> channel) { | |
724 | return channel->type() == ChannelType::LOGIC; }); | |
b087ba7f | 725 | |
f3d66e52 | 726 | // Create data containers for the logic data segments |
b087ba7f | 727 | { |
8524a597 | 728 | lock_guard<recursive_mutex> data_lock(data_mutex_); |
b087ba7f | 729 | |
3917ba77 JH |
730 | if (logic_channel_count == 0) { |
731 | logic_data_.reset(); | |
732 | } else if (!logic_data_ || | |
733 | logic_data_->num_channels() != logic_channel_count) { | |
8dbbc7f0 | 734 | logic_data_.reset(new data::Logic( |
6ac6242b | 735 | logic_channel_count)); |
8dbbc7f0 | 736 | assert(logic_data_); |
b087ba7f | 737 | } |
b087ba7f JH |
738 | } |
739 | ||
47e9e7bb | 740 | // Make the signals list |
f4e57597 SA |
741 | for (std::shared_ptr<views::ViewBase> viewbase : views_) { |
742 | views::TraceView::View *trace_view = | |
743 | qobject_cast<views::TraceView::View*>(viewbase.get()); | |
744 | ||
745 | if (trace_view) { | |
746 | unordered_set< shared_ptr<views::TraceView::Signal> > | |
747 | prev_sigs(trace_view->signals()); | |
748 | trace_view->clear_signals(); | |
749 | ||
750 | for (auto channel : sr_dev->channels()) { | |
751 | shared_ptr<data::SignalBase> signalbase; | |
752 | shared_ptr<views::TraceView::Signal> signal; | |
753 | ||
754 | // Find the channel in the old signals | |
755 | const auto iter = std::find_if( | |
756 | prev_sigs.cbegin(), prev_sigs.cend(), | |
757 | [&](const shared_ptr<views::TraceView::Signal> &s) { | |
758 | return s->base()->channel() == channel; | |
759 | }); | |
760 | if (iter != prev_sigs.end()) { | |
761 | // Copy the signal from the old set to the new | |
762 | signal = *iter; | |
763 | trace_view->add_signal(signal); | |
764 | } else { | |
765 | // Find the signalbase for this channel if possible | |
766 | signalbase.reset(); | |
767 | for (const shared_ptr<data::SignalBase> b : signalbases_) | |
768 | if (b->channel() == channel) | |
769 | signalbase = b; | |
770 | ||
771 | switch(channel->type()->id()) { | |
772 | case SR_CHANNEL_LOGIC: | |
773 | if (!signalbase) { | |
774 | signalbase = shared_ptr<data::SignalBase>( | |
775 | new data::SignalBase(channel)); | |
776 | signalbases_.insert(signalbase); | |
777 | ||
778 | all_signal_data_.insert(logic_data_); | |
779 | signalbase->set_data(logic_data_); | |
780 | } | |
781 | ||
782 | signal = shared_ptr<views::TraceView::Signal>( | |
783 | new views::TraceView::LogicSignal(*this, | |
784 | device_, signalbase)); | |
785 | trace_view->add_signal(signal); | |
786 | break; | |
787 | ||
788 | case SR_CHANNEL_ANALOG: | |
789 | { | |
790 | if (!signalbase) { | |
791 | signalbase = shared_ptr<data::SignalBase>( | |
792 | new data::SignalBase(channel)); | |
793 | signalbases_.insert(signalbase); | |
794 | ||
795 | shared_ptr<data::Analog> data(new data::Analog()); | |
796 | all_signal_data_.insert(data); | |
797 | signalbase->set_data(data); | |
798 | } | |
799 | ||
800 | signal = shared_ptr<views::TraceView::Signal>( | |
801 | new views::TraceView::AnalogSignal( | |
802 | *this, signalbase)); | |
803 | trace_view->add_signal(signal); | |
804 | break; | |
47e9e7bb SA |
805 | } |
806 | ||
f4e57597 SA |
807 | default: |
808 | assert(0); | |
809 | break; | |
47e9e7bb | 810 | } |
3917ba77 | 811 | } |
b087ba7f JH |
812 | } |
813 | } | |
fbd3e234 | 814 | } |
b087ba7f JH |
815 | |
816 | signals_changed(); | |
817 | } | |
818 | ||
cbd2a2de | 819 | shared_ptr<data::SignalBase> Session::signalbase_from_channel( |
bf0edd2b | 820 | shared_ptr<sigrok::Channel> channel) const |
3ddcc083 | 821 | { |
bf0edd2b | 822 | for (shared_ptr<data::SignalBase> sig : signalbases_) { |
3ddcc083 | 823 | assert(sig); |
6ac6242b | 824 | if (sig->channel() == channel) |
3ddcc083 JH |
825 | return sig; |
826 | } | |
bf0edd2b | 827 | return shared_ptr<data::SignalBase>(); |
3ddcc083 JH |
828 | } |
829 | ||
2b05d311 | 830 | void Session::sample_thread_proc(function<void (const QString)> error_handler) |
274d4f13 | 831 | { |
f2edb557 | 832 | assert(error_handler); |
be73bdfa | 833 | |
34c11fa7 SA |
834 | if (!device_) |
835 | return; | |
45f0c7c9 | 836 | |
b48daed6 | 837 | cur_samplerate_ = device_->read_config<uint64_t>(ConfigKey::SAMPLERATE); |
274d4f13 | 838 | |
e7216ae0 SA |
839 | out_of_memory_ = false; |
840 | ||
ae2d1bc5 | 841 | try { |
5237f0c5 | 842 | device_->start(); |
2ad82c2e | 843 | } catch (Error e) { |
e8d00928 | 844 | error_handler(e.what()); |
eec446e1 JH |
845 | return; |
846 | } | |
847 | ||
da30ecb7 | 848 | set_capture_state(device_->session()->trigger() ? |
07dcf561 | 849 | AwaitingTrigger : Running); |
eec446e1 | 850 | |
da30ecb7 | 851 | device_->run(); |
eec446e1 | 852 | set_capture_state(Stopped); |
1a2fe44c JH |
853 | |
854 | // Confirm that SR_DF_END was received | |
2ad82c2e | 855 | if (cur_logic_segment_) { |
bb2cdfff JH |
856 | qDebug("SR_DF_END was not received."); |
857 | assert(0); | |
858 | } | |
e7216ae0 | 859 | |
5ccfc97e SA |
860 | // We now have unsaved data unless we just "captured" from a file |
861 | shared_ptr<devices::File> file_device = | |
862 | dynamic_pointer_cast<devices::File>(device_); | |
863 | ||
864 | if (!file_device) | |
865 | data_saved_ = false; | |
866 | ||
e7216ae0 SA |
867 | if (out_of_memory_) |
868 | error_handler(tr("Out of memory, acquisition stopped.")); | |
eec446e1 JH |
869 | } |
870 | ||
da30ecb7 | 871 | void Session::feed_in_header() |
eec446e1 | 872 | { |
b48daed6 | 873 | cur_samplerate_ = device_->read_config<uint64_t>(ConfigKey::SAMPLERATE); |
be73bdfa JH |
874 | } |
875 | ||
da30ecb7 | 876 | void Session::feed_in_meta(shared_ptr<Meta> meta) |
be73bdfa | 877 | { |
e8d00928 ML |
878 | for (auto entry : meta->config()) { |
879 | switch (entry.first->id()) { | |
be73bdfa | 880 | case SR_CONF_SAMPLERATE: |
8a7b603b SA |
881 | // We can't rely on the header to always contain the sample rate, |
882 | // so in case it's supplied via a meta packet, we use it. | |
883 | if (!cur_samplerate_) | |
884 | cur_samplerate_ = g_variant_get_uint64(entry.second.gobj()); | |
885 | ||
be73bdfa | 886 | /// @todo handle samplerate changes |
be73bdfa JH |
887 | break; |
888 | default: | |
889 | // Unknown metadata is not an error. | |
890 | break; | |
891 | } | |
aba1dd16 | 892 | } |
74043039 JH |
893 | |
894 | signals_changed(); | |
aba1dd16 JH |
895 | } |
896 | ||
48257a69 SA |
897 | void Session::feed_in_trigger() |
898 | { | |
899 | // The channel containing most samples should be most accurate | |
900 | uint64_t sample_count = 0; | |
901 | ||
cc9a7898 | 902 | { |
cc9a7898 SA |
903 | for (const shared_ptr<pv::data::SignalData> d : all_signal_data_) { |
904 | assert(d); | |
905 | uint64_t temp_count = 0; | |
906 | ||
907 | const vector< shared_ptr<pv::data::Segment> > segments = | |
908 | d->segments(); | |
909 | for (const shared_ptr<pv::data::Segment> &s : segments) | |
910 | temp_count += s->get_sample_count(); | |
911 | ||
912 | if (temp_count > sample_count) | |
913 | sample_count = temp_count; | |
914 | } | |
48257a69 SA |
915 | } |
916 | ||
917 | trigger_event(sample_count / get_samplerate()); | |
918 | } | |
919 | ||
2b81ae46 | 920 | void Session::feed_in_frame_begin() |
82f50b10 | 921 | { |
f3d66e52 | 922 | if (cur_logic_segment_ || !cur_analog_segments_.empty()) |
82f50b10 JH |
923 | frame_began(); |
924 | } | |
925 | ||
2b81ae46 | 926 | void Session::feed_in_logic(shared_ptr<Logic> logic) |
9c112671 | 927 | { |
8524a597 | 928 | lock_guard<recursive_mutex> lock(data_mutex_); |
79efbc53 | 929 | |
2ad82c2e | 930 | if (!logic_data_) { |
e6c1382e JH |
931 | // The only reason logic_data_ would not have been created is |
932 | // if it was not possible to determine the signals when the | |
933 | // device was created. | |
934 | update_signals(); | |
79efbc53 | 935 | } |
be73bdfa | 936 | |
2ad82c2e | 937 | if (!cur_logic_segment_) { |
bb2cdfff | 938 | // This could be the first packet after a trigger |
2b49eeb0 JH |
939 | set_capture_state(Running); |
940 | ||
f3d66e52 JH |
941 | // Create a new data segment |
942 | cur_logic_segment_ = shared_ptr<data::LogicSegment>( | |
26a883ed | 943 | new data::LogicSegment(logic, cur_samplerate_)); |
f3d66e52 | 944 | logic_data_->push_segment(cur_logic_segment_); |
82f50b10 JH |
945 | |
946 | // @todo Putting this here means that only listeners querying | |
947 | // for logic will be notified. Currently the only user of | |
948 | // frame_began is DecoderStack, but in future we need to signal | |
949 | // this after both analog and logic sweeps have begun. | |
950 | frame_began(); | |
2ad82c2e | 951 | } else { |
f3d66e52 JH |
952 | // Append to the existing data segment |
953 | cur_logic_segment_->append_payload(logic); | |
9c112671 JH |
954 | } |
955 | ||
1f374035 | 956 | data_received(); |
9c112671 JH |
957 | } |
958 | ||
2b81ae46 | 959 | void Session::feed_in_analog(shared_ptr<Analog> analog) |
aba1dd16 | 960 | { |
8524a597 | 961 | lock_guard<recursive_mutex> lock(data_mutex_); |
79efbc53 | 962 | |
e8d00928 ML |
963 | const vector<shared_ptr<Channel>> channels = analog->channels(); |
964 | const unsigned int channel_count = channels.size(); | |
965 | const size_t sample_count = analog->num_samples() / channel_count; | |
475f4d08 | 966 | const float *data = static_cast<const float *>(analog->data_pointer()); |
bb2cdfff | 967 | bool sweep_beginning = false; |
be73bdfa | 968 | |
47e9e7bb | 969 | if (signalbases_.empty()) |
a3f678a7 | 970 | update_signals(); |
a3f678a7 | 971 | |
2ad82c2e | 972 | for (auto channel : channels) { |
f3d66e52 | 973 | shared_ptr<data::AnalogSegment> segment; |
2b49eeb0 | 974 | |
f3d66e52 JH |
975 | // Try to get the segment of the channel |
976 | const map< shared_ptr<Channel>, shared_ptr<data::AnalogSegment> >:: | |
977 | iterator iter = cur_analog_segments_.find(channel); | |
978 | if (iter != cur_analog_segments_.end()) | |
979 | segment = (*iter).second; | |
2ad82c2e | 980 | else { |
39ccf9c3 | 981 | // If no segment was found, this means we haven't |
bb2cdfff | 982 | // created one yet. i.e. this is the first packet |
f3d66e52 | 983 | // in the sweep containing this segment. |
bb2cdfff JH |
984 | sweep_beginning = true; |
985 | ||
f3d66e52 JH |
986 | // Create a segment, keep it in the maps of channels |
987 | segment = shared_ptr<data::AnalogSegment>( | |
26a883ed | 988 | new data::AnalogSegment(cur_samplerate_)); |
f3d66e52 | 989 | cur_analog_segments_[channel] = segment; |
bb2cdfff | 990 | |
ff4bf6bd | 991 | // Find the analog data associated with the channel |
cbd2a2de SA |
992 | shared_ptr<data::SignalBase> base = signalbase_from_channel(channel); |
993 | assert(base); | |
bb2cdfff | 994 | |
cbd2a2de | 995 | shared_ptr<data::Analog> data(base->analog_data()); |
bb2cdfff JH |
996 | assert(data); |
997 | ||
f3d66e52 JH |
998 | // Push the segment into the analog data. |
999 | data->push_segment(segment); | |
bb2cdfff JH |
1000 | } |
1001 | ||
f3d66e52 | 1002 | assert(segment); |
bb2cdfff | 1003 | |
f3d66e52 JH |
1004 | // Append the samples in the segment |
1005 | segment->append_interleaved_samples(data++, sample_count, | |
6ac6242b | 1006 | channel_count); |
aba1dd16 | 1007 | } |
bb2cdfff JH |
1008 | |
1009 | if (sweep_beginning) { | |
1010 | // This could be the first packet after a trigger | |
1011 | set_capture_state(Running); | |
aba1dd16 JH |
1012 | } |
1013 | ||
1f374035 | 1014 | data_received(); |
aba1dd16 | 1015 | } |
9c112671 | 1016 | |
da30ecb7 JH |
1017 | void Session::data_feed_in(shared_ptr<sigrok::Device> device, |
1018 | shared_ptr<Packet> packet) | |
b0e1d01d | 1019 | { |
da30ecb7 JH |
1020 | (void)device; |
1021 | ||
e8d00928 | 1022 | assert(device); |
da30ecb7 | 1023 | assert(device == device_->device()); |
b0e1d01d JH |
1024 | assert(packet); |
1025 | ||
e8d00928 | 1026 | switch (packet->type()->id()) { |
b0e1d01d | 1027 | case SR_DF_HEADER: |
da30ecb7 | 1028 | feed_in_header(); |
b0e1d01d JH |
1029 | break; |
1030 | ||
be73bdfa | 1031 | case SR_DF_META: |
da30ecb7 | 1032 | feed_in_meta(dynamic_pointer_cast<Meta>(packet->payload())); |
aba1dd16 JH |
1033 | break; |
1034 | ||
48257a69 SA |
1035 | case SR_DF_TRIGGER: |
1036 | feed_in_trigger(); | |
1037 | break; | |
1038 | ||
82f50b10 JH |
1039 | case SR_DF_FRAME_BEGIN: |
1040 | feed_in_frame_begin(); | |
1041 | break; | |
1042 | ||
2e2946fe | 1043 | case SR_DF_LOGIC: |
e7216ae0 SA |
1044 | try { |
1045 | feed_in_logic(dynamic_pointer_cast<Logic>(packet->payload())); | |
1046 | } catch (std::bad_alloc) { | |
1047 | out_of_memory_ = true; | |
1048 | device_->stop(); | |
1049 | } | |
2953961c JH |
1050 | break; |
1051 | ||
aba1dd16 | 1052 | case SR_DF_ANALOG: |
e7216ae0 SA |
1053 | try { |
1054 | feed_in_analog(dynamic_pointer_cast<Analog>(packet->payload())); | |
1055 | } catch (std::bad_alloc) { | |
1056 | out_of_memory_ = true; | |
1057 | device_->stop(); | |
1058 | } | |
aba1dd16 JH |
1059 | break; |
1060 | ||
2953961c | 1061 | case SR_DF_END: |
2e2946fe JH |
1062 | { |
1063 | { | |
8524a597 | 1064 | lock_guard<recursive_mutex> lock(data_mutex_); |
f3d66e52 JH |
1065 | cur_logic_segment_.reset(); |
1066 | cur_analog_segments_.clear(); | |
2e2946fe | 1067 | } |
1f374035 | 1068 | frame_ended(); |
2953961c JH |
1069 | break; |
1070 | } | |
adb0a983 ML |
1071 | default: |
1072 | break; | |
2e2946fe | 1073 | } |
2953961c JH |
1074 | } |
1075 | ||
5ccfc97e SA |
1076 | void Session::on_data_saved() |
1077 | { | |
1078 | data_saved_ = true; | |
1079 | } | |
1080 | ||
51e77110 | 1081 | } // namespace pv |