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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 | |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
35750e4d UH |
21 | #ifdef _WIN32 |
22 | // Windows: Avoid boost/thread namespace pollution (which includes windows.h). | |
23 | #define NOGDI | |
24 | #define NORESOURCE | |
25 | #endif | |
e71eb81c JH |
26 | #include <boost/thread/locks.hpp> |
27 | #include <boost/thread/shared_mutex.hpp> | |
28 | ||
43017494 SA |
29 | #include <QFileInfo> |
30 | ||
1e4d7c4d SA |
31 | #include <cassert> |
32 | #include <mutex> | |
33 | #include <stdexcept> | |
4e5a4405 | 34 | |
1e4d7c4d | 35 | #include <sys/stat.h> |
2953961c | 36 | |
1e4d7c4d | 37 | #include "session.hpp" |
2acdb232 | 38 | #include "devicemanager.hpp" |
119aff65 | 39 | |
2acdb232 | 40 | #include "data/analog.hpp" |
f3d66e52 | 41 | #include "data/analogsegment.hpp" |
2acdb232 JH |
42 | #include "data/decoderstack.hpp" |
43 | #include "data/logic.hpp" | |
f3d66e52 | 44 | #include "data/logicsegment.hpp" |
bf0edd2b | 45 | #include "data/signalbase.hpp" |
2acdb232 | 46 | #include "data/decode/decoder.hpp" |
82c7f640 | 47 | |
da30ecb7 | 48 | #include "devices/hardwaredevice.hpp" |
fd22c71c | 49 | #include "devices/inputfile.hpp" |
da30ecb7 JH |
50 | #include "devices/sessionfile.hpp" |
51 | ||
0f8f8c18 SA |
52 | #include "toolbars/mainbar.hpp" |
53 | ||
2acdb232 JH |
54 | #include "view/analogsignal.hpp" |
55 | #include "view/decodetrace.hpp" | |
56 | #include "view/logicsignal.hpp" | |
47e9e7bb SA |
57 | #include "view/signal.hpp" |
58 | #include "view/view.hpp" | |
28a4c9c5 | 59 | |
fe3a1c21 | 60 | #include <libsigrokcxx/libsigrokcxx.hpp> |
e8d00928 | 61 | |
1e4d7c4d SA |
62 | #ifdef ENABLE_DECODE |
63 | #include <libsigrokdecode/libsigrokdecode.h> | |
64 | #endif | |
65 | ||
aca64cac JH |
66 | using boost::shared_lock; |
67 | using boost::shared_mutex; | |
68 | using boost::unique_lock; | |
69 | ||
f9abf97e | 70 | using std::dynamic_pointer_cast; |
d2344534 | 71 | using std::function; |
3b68d03d | 72 | using std::lock_guard; |
d873f4d6 | 73 | using std::list; |
819f4c25 | 74 | using std::map; |
aca64cac | 75 | using std::mutex; |
fd22c71c | 76 | using std::pair; |
8524a597 | 77 | using std::recursive_mutex; |
02412f0b | 78 | using std::set; |
f9abf97e | 79 | using std::shared_ptr; |
819f4c25 | 80 | using std::string; |
78b0af3e | 81 | using std::unordered_set; |
819f4c25 | 82 | using std::vector; |
28a4c9c5 | 83 | |
e8d00928 ML |
84 | using sigrok::Analog; |
85 | using sigrok::Channel; | |
86 | using sigrok::ChannelType; | |
87 | using sigrok::ConfigKey; | |
88 | using sigrok::DatafeedCallbackFunction; | |
e8d00928 | 89 | using sigrok::Error; |
e8d00928 | 90 | using sigrok::Header; |
fd22c71c | 91 | using sigrok::InputFormat; |
e8d00928 ML |
92 | using sigrok::Logic; |
93 | using sigrok::Meta; | |
fd22c71c | 94 | using sigrok::OutputFormat; |
e8d00928 ML |
95 | using sigrok::Packet; |
96 | using sigrok::PacketPayload; | |
97 | using sigrok::Session; | |
98 | using sigrok::SessionDevice; | |
99 | ||
100 | using Glib::VariantBase; | |
101 | using Glib::Variant; | |
51e77110 | 102 | |
e8d00928 | 103 | namespace pv { |
101e7a9b | 104 | Session::Session(DeviceManager &device_manager, QString name) : |
8dbbc7f0 | 105 | device_manager_(device_manager), |
33e1afbe | 106 | default_name_(name), |
101e7a9b | 107 | name_(name), |
ff008de6 JH |
108 | capture_state_(Stopped), |
109 | cur_samplerate_(0) | |
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 | ||
101e7a9b SA |
176 | void Session::save_settings(QSettings &settings) const |
177 | { | |
178 | map<string, string> dev_info; | |
179 | list<string> key_list; | |
3a21afa6 | 180 | int stacks = 0, views = 0; |
101e7a9b SA |
181 | |
182 | if (device_) { | |
43017494 SA |
183 | shared_ptr<devices::HardwareDevice> hw_device = |
184 | dynamic_pointer_cast< devices::HardwareDevice >(device_); | |
185 | ||
186 | if (hw_device) { | |
187 | settings.setValue("device_type", "hardware"); | |
188 | settings.beginGroup("device"); | |
189 | ||
190 | key_list.push_back("vendor"); | |
191 | key_list.push_back("model"); | |
192 | key_list.push_back("version"); | |
193 | key_list.push_back("serial_num"); | |
194 | key_list.push_back("connection_id"); | |
195 | ||
196 | dev_info = device_manager_.get_device_info(device_); | |
197 | ||
198 | for (string key : key_list) { | |
199 | if (dev_info.count(key)) | |
200 | settings.setValue(QString::fromUtf8(key.c_str()), | |
201 | QString::fromUtf8(dev_info.at(key).c_str())); | |
202 | else | |
203 | settings.remove(QString::fromUtf8(key.c_str())); | |
204 | } | |
101e7a9b | 205 | |
43017494 SA |
206 | settings.endGroup(); |
207 | } | |
101e7a9b | 208 | |
43017494 SA |
209 | shared_ptr<devices::SessionFile> sessionfile_device = |
210 | dynamic_pointer_cast< devices::SessionFile >(device_); | |
211 | ||
212 | if (sessionfile_device) { | |
213 | settings.setValue("device_type", "sessionfile"); | |
214 | settings.beginGroup("device"); | |
215 | settings.setValue("filename", QString::fromStdString( | |
216 | sessionfile_device->full_name())); | |
217 | settings.endGroup(); | |
101e7a9b SA |
218 | } |
219 | ||
aecae05c SA |
220 | // Save channels and decoders |
221 | for (shared_ptr<data::SignalBase> base : signalbases_) { | |
222 | #ifdef ENABLE_DECODE | |
223 | if (base->is_decode_signal()) { | |
224 | shared_ptr<pv::data::DecoderStack> decoder_stack = | |
225 | base->decoder_stack(); | |
226 | std::shared_ptr<data::decode::Decoder> top_decoder = | |
227 | decoder_stack->stack().front(); | |
228 | ||
229 | settings.beginGroup("decoder_stack" + QString::number(stacks++)); | |
230 | settings.setValue("id", top_decoder->decoder()->id); | |
231 | settings.setValue("name", top_decoder->decoder()->name); | |
232 | settings.endGroup(); | |
233 | } else | |
234 | #endif | |
235 | { | |
236 | settings.beginGroup(base->internal_name()); | |
6de38b17 | 237 | base->save_settings(settings); |
aecae05c SA |
238 | settings.endGroup(); |
239 | } | |
240 | } | |
101e7a9b | 241 | |
aecae05c | 242 | settings.setValue("decoder_stacks", stacks); |
3a21afa6 SA |
243 | |
244 | // Save view states and their signal settings | |
245 | // Note: main_view must be saved as view0 | |
246 | settings.beginGroup("view" + QString::number(views++)); | |
247 | main_view_->save_settings(settings); | |
248 | settings.endGroup(); | |
249 | ||
f4e57597 | 250 | for (shared_ptr<views::ViewBase> view : views_) { |
3a21afa6 SA |
251 | if (view != main_view_) { |
252 | settings.beginGroup("view" + QString::number(views++)); | |
253 | view->save_settings(settings); | |
254 | settings.endGroup(); | |
255 | } | |
256 | } | |
257 | ||
258 | settings.setValue("views", views); | |
101e7a9b SA |
259 | } |
260 | } | |
261 | ||
262 | void Session::restore_settings(QSettings &settings) | |
263 | { | |
43017494 SA |
264 | shared_ptr<devices::Device> device; |
265 | ||
266 | QString device_type = settings.value("device_type").toString(); | |
267 | ||
268 | if (device_type == "hardware") { | |
269 | map<string, string> dev_info; | |
270 | list<string> key_list; | |
271 | ||
272 | // Re-select last used device if possible but only if it's not demo | |
273 | settings.beginGroup("device"); | |
274 | key_list.push_back("vendor"); | |
275 | key_list.push_back("model"); | |
276 | key_list.push_back("version"); | |
277 | key_list.push_back("serial_num"); | |
278 | key_list.push_back("connection_id"); | |
279 | ||
280 | for (string key : key_list) { | |
281 | const QString k = QString::fromStdString(key); | |
282 | if (!settings.contains(k)) | |
283 | continue; | |
284 | ||
285 | const string value = settings.value(k).toString().toStdString(); | |
286 | if (!value.empty()) | |
287 | dev_info.insert(std::make_pair(key, value)); | |
288 | } | |
289 | ||
290 | if (dev_info.count("model") > 0) | |
291 | device = device_manager_.find_device_from_info(dev_info); | |
292 | ||
293 | if (device) | |
294 | set_device(device); | |
295 | ||
296 | settings.endGroup(); | |
101e7a9b SA |
297 | } |
298 | ||
43017494 SA |
299 | if (device_type == "sessionfile") { |
300 | settings.beginGroup("device"); | |
301 | QString filename = settings.value("filename").toString(); | |
302 | settings.endGroup(); | |
101e7a9b | 303 | |
43017494 SA |
304 | if (QFileInfo(filename).isReadable()) { |
305 | device = std::make_shared<devices::SessionFile>(device_manager_.context(), | |
306 | filename.toStdString()); | |
307 | set_device(device); | |
101e7a9b | 308 | |
43017494 SA |
309 | // TODO Perform error handling |
310 | start_capture([](QString infoMessage) { (void)infoMessage; }); | |
33e1afbe SA |
311 | |
312 | set_name(QFileInfo(filename).fileName()); | |
43017494 SA |
313 | } |
314 | } | |
315 | ||
316 | if (device) { | |
aecae05c SA |
317 | // Restore channels |
318 | for (shared_ptr<data::SignalBase> base : signalbases_) { | |
319 | settings.beginGroup(base->internal_name()); | |
6de38b17 | 320 | base->restore_settings(settings); |
aecae05c SA |
321 | settings.endGroup(); |
322 | } | |
323 | ||
324 | // Restore decoders | |
325 | #ifdef ENABLE_DECODE | |
326 | int stacks = settings.value("decoder_stacks").toInt(); | |
327 | ||
328 | for (int i = 0; i < stacks; i++) { | |
329 | settings.beginGroup("decoder_stack" + QString::number(i++)); | |
330 | ||
331 | QString id = settings.value("id").toString(); | |
332 | add_decoder(srd_decoder_get_by_id(id.toStdString().c_str())); | |
333 | ||
334 | settings.endGroup(); | |
335 | } | |
336 | #endif | |
3a21afa6 SA |
337 | |
338 | // Restore views | |
339 | int views = settings.value("views").toInt(); | |
340 | ||
341 | for (int i = 0; i < views; i++) { | |
342 | settings.beginGroup("view" + QString::number(i)); | |
343 | ||
344 | if (i > 0) { | |
f4e57597 | 345 | views::ViewType type = (views::ViewType)settings.value("type").toInt(); |
3a21afa6 SA |
346 | add_view(name_, type, this); |
347 | views_.back()->restore_settings(settings); | |
348 | } else | |
349 | main_view_->restore_settings(settings); | |
350 | ||
351 | settings.endGroup(); | |
352 | } | |
101e7a9b | 353 | } |
101e7a9b SA |
354 | } |
355 | ||
fd22c71c SA |
356 | void Session::select_device(shared_ptr<devices::Device> device) |
357 | { | |
358 | try { | |
359 | if (device) | |
360 | set_device(device); | |
361 | else | |
362 | set_default_device(); | |
363 | } catch (const QString &e) { | |
364 | main_bar_->session_error(tr("Failed to Select Device"), | |
365 | tr("Failed to Select Device")); | |
366 | } | |
367 | } | |
368 | ||
da30ecb7 | 369 | void Session::set_device(shared_ptr<devices::Device> device) |
d64d1596 | 370 | { |
da30ecb7 JH |
371 | assert(device); |
372 | ||
82596f46 JH |
373 | // Ensure we are not capturing before setting the device |
374 | stop_capture(); | |
375 | ||
4d6c6ea3 SA |
376 | if (device_) |
377 | device_->close(); | |
378 | ||
86123e2e SA |
379 | device_.reset(); |
380 | ||
101e7a9b SA |
381 | // Revert name back to default name (e.g. "Untitled-1") as the data is gone |
382 | name_ = default_name_; | |
383 | name_changed(); | |
384 | ||
cc9a7898 | 385 | // Remove all stored data |
f4e57597 | 386 | for (std::shared_ptr<views::ViewBase> view : views_) { |
47e9e7bb | 387 | view->clear_signals(); |
bb7dd726 | 388 | #ifdef ENABLE_DECODE |
f4e57597 | 389 | view->clear_decode_signals(); |
bb7dd726 SA |
390 | #endif |
391 | } | |
47e9e7bb SA |
392 | for (const shared_ptr<data::SignalData> d : all_signal_data_) |
393 | d->clear(); | |
cc9a7898 | 394 | all_signal_data_.clear(); |
47e9e7bb | 395 | signalbases_.clear(); |
4b0d7046 SA |
396 | cur_logic_segment_.reset(); |
397 | ||
398 | for (auto entry : cur_analog_segments_) { | |
399 | shared_ptr<sigrok::Channel>(entry.first).reset(); | |
400 | shared_ptr<data::AnalogSegment>(entry.second).reset(); | |
401 | } | |
402 | ||
403 | logic_data_.reset(); | |
4b0d7046 | 404 | |
86123e2e SA |
405 | signals_changed(); |
406 | ||
da30ecb7 | 407 | device_ = std::move(device); |
7e0c99bf SA |
408 | |
409 | try { | |
410 | device_->open(); | |
411 | } catch (const QString &e) { | |
412 | device_.reset(); | |
91f8fe8c | 413 | device_changed(); |
7e0c99bf SA |
414 | throw; |
415 | } | |
416 | ||
da30ecb7 JH |
417 | device_->session()->add_datafeed_callback([=] |
418 | (shared_ptr<sigrok::Device> device, shared_ptr<Packet> packet) { | |
419 | data_feed_in(device, packet); | |
420 | }); | |
ae2d1bc5 | 421 | |
4b8e787d | 422 | update_signals(); |
91f8fe8c | 423 | device_changed(); |
ae2d1bc5 | 424 | } |
85843b14 | 425 | |
2b81ae46 | 426 | void Session::set_default_device() |
6fd0b639 | 427 | { |
da30ecb7 | 428 | const list< shared_ptr<devices::HardwareDevice> > &devices = |
8dbbc7f0 | 429 | device_manager_.devices(); |
6fd0b639 | 430 | |
da30ecb7 JH |
431 | if (devices.empty()) |
432 | return; | |
dc0867ff | 433 | |
da30ecb7 JH |
434 | // Try and find the demo device and select that by default |
435 | const auto iter = std::find_if(devices.begin(), devices.end(), | |
436 | [] (const shared_ptr<devices::HardwareDevice> &d) { | |
437 | return d->hardware_device()->driver()->name() == | |
438 | "demo"; }); | |
439 | set_device((iter == devices.end()) ? devices.front() : *iter); | |
dc0867ff JH |
440 | } |
441 | ||
fd22c71c SA |
442 | void Session::load_init_file(const std::string &file_name, |
443 | const std::string &format) | |
444 | { | |
445 | shared_ptr<InputFormat> input_format; | |
446 | ||
447 | if (!format.empty()) { | |
448 | const map<string, shared_ptr<InputFormat> > formats = | |
449 | device_manager_.context()->input_formats(); | |
450 | const auto iter = find_if(formats.begin(), formats.end(), | |
451 | [&](const pair<string, shared_ptr<InputFormat> > f) { | |
452 | return f.first == format; }); | |
453 | if (iter == formats.end()) { | |
454 | main_bar_->session_error(tr("Error"), | |
455 | tr("Unexpected input format: %s").arg(QString::fromStdString(format))); | |
456 | return; | |
457 | } | |
458 | ||
459 | input_format = (*iter).second; | |
460 | } | |
461 | ||
462 | load_file(QString::fromStdString(file_name), input_format); | |
463 | } | |
464 | ||
465 | void Session::load_file(QString file_name, | |
466 | std::shared_ptr<sigrok::InputFormat> format, | |
467 | const std::map<std::string, Glib::VariantBase> &options) | |
468 | { | |
469 | const QString errorMessage( | |
470 | QString("Failed to load file %1").arg(file_name)); | |
471 | ||
472 | try { | |
473 | if (format) | |
474 | set_device(shared_ptr<devices::Device>( | |
475 | new devices::InputFile( | |
476 | device_manager_.context(), | |
477 | file_name.toStdString(), | |
478 | format, options))); | |
479 | else | |
480 | set_device(shared_ptr<devices::Device>( | |
481 | new devices::SessionFile( | |
482 | device_manager_.context(), | |
483 | file_name.toStdString()))); | |
484 | } catch (Error e) { | |
485 | main_bar_->session_error(tr("Failed to load ") + file_name, e.what()); | |
486 | set_default_device(); | |
487 | main_bar_->update_device_list(); | |
488 | return; | |
489 | } | |
490 | ||
491 | main_bar_->update_device_list(); | |
492 | ||
493 | start_capture([&, errorMessage](QString infoMessage) { | |
494 | main_bar_->session_error(errorMessage, infoMessage); }); | |
495 | ||
496 | set_name(QFileInfo(file_name).fileName()); | |
497 | } | |
498 | ||
2b81ae46 | 499 | Session::capture_state Session::get_capture_state() const |
5b7cf66c | 500 | { |
8dbbc7f0 JH |
501 | lock_guard<mutex> lock(sampling_mutex_); |
502 | return capture_state_; | |
5b7cf66c JH |
503 | } |
504 | ||
2b81ae46 | 505 | void Session::start_capture(function<void (const QString)> error_handler) |
2e2946fe | 506 | { |
34c11fa7 SA |
507 | if (!device_) { |
508 | error_handler(tr("No active device set, can't start acquisition.")); | |
509 | return; | |
510 | } | |
511 | ||
5b7cf66c JH |
512 | stop_capture(); |
513 | ||
6ac6242b | 514 | // Check that at least one channel is enabled |
e6c1382e JH |
515 | const shared_ptr<sigrok::Device> sr_dev = device_->device(); |
516 | if (sr_dev) { | |
517 | const auto channels = sr_dev->channels(); | |
518 | if (!std::any_of(channels.begin(), channels.end(), | |
519 | [](shared_ptr<Channel> channel) { | |
520 | return channel->enabled(); })) { | |
521 | error_handler(tr("No channels enabled.")); | |
522 | return; | |
523 | } | |
9c48fa57 JH |
524 | } |
525 | ||
53ea4c6c | 526 | // Clear signal data |
47e9e7bb SA |
527 | for (const shared_ptr<data::SignalData> d : all_signal_data_) |
528 | d->clear(); | |
53ea4c6c | 529 | |
101e7a9b SA |
530 | // Revert name back to default name (e.g. "Untitled-1") as the data is gone |
531 | name_ = default_name_; | |
532 | name_changed(); | |
533 | ||
9c48fa57 | 534 | // Begin the session |
8dbbc7f0 | 535 | sampling_thread_ = std::thread( |
2b05d311 | 536 | &Session::sample_thread_proc, this, error_handler); |
2e2946fe JH |
537 | } |
538 | ||
2b81ae46 | 539 | void Session::stop_capture() |
5b7cf66c | 540 | { |
04463625 | 541 | if (get_capture_state() != Stopped) |
da30ecb7 | 542 | device_->stop(); |
5b7cf66c JH |
543 | |
544 | // Check that sampling stopped | |
8dbbc7f0 JH |
545 | if (sampling_thread_.joinable()) |
546 | sampling_thread_.join(); | |
5b7cf66c JH |
547 | } |
548 | ||
f4e57597 | 549 | void Session::register_view(std::shared_ptr<views::ViewBase> view) |
47e9e7bb | 550 | { |
0f8f8c18 SA |
551 | if (views_.empty()) { |
552 | main_view_ = view; | |
553 | } | |
554 | ||
3a21afa6 | 555 | views_.push_back(view); |
53e8927d SA |
556 | |
557 | update_signals(); | |
47e9e7bb SA |
558 | } |
559 | ||
f4e57597 | 560 | void Session::deregister_view(std::shared_ptr<views::ViewBase> view) |
47e9e7bb | 561 | { |
f4e57597 | 562 | views_.remove_if([&](std::shared_ptr<views::ViewBase> v) { |
3a21afa6 | 563 | return v == view; }); |
0f8f8c18 SA |
564 | |
565 | if (views_.empty()) { | |
566 | main_view_.reset(); | |
567 | ||
568 | // Without a view there can be no main bar | |
569 | main_bar_.reset(); | |
570 | } | |
47e9e7bb SA |
571 | } |
572 | ||
f4e57597 | 573 | bool Session::has_view(std::shared_ptr<views::ViewBase> view) |
101e7a9b | 574 | { |
f4e57597 | 575 | for (std::shared_ptr<views::ViewBase> v : views_) |
3a21afa6 SA |
576 | if (v == view) |
577 | return true; | |
578 | ||
579 | return false; | |
101e7a9b SA |
580 | } |
581 | ||
2220e942 SA |
582 | double Session::get_samplerate() const |
583 | { | |
584 | double samplerate = 0.0; | |
585 | ||
47e9e7bb SA |
586 | for (const shared_ptr<pv::data::SignalData> d : all_signal_data_) { |
587 | assert(d); | |
588 | const vector< shared_ptr<pv::data::Segment> > segments = | |
589 | d->segments(); | |
590 | for (const shared_ptr<pv::data::Segment> &s : segments) | |
591 | samplerate = std::max(samplerate, s->samplerate()); | |
2220e942 | 592 | } |
2220e942 SA |
593 | // If there is no sample rate given we use samples as unit |
594 | if (samplerate == 0.0) | |
595 | samplerate = 1.0; | |
596 | ||
597 | return samplerate; | |
598 | } | |
599 | ||
47e9e7bb SA |
600 | const std::unordered_set< std::shared_ptr<data::SignalBase> > |
601 | Session::signalbases() const | |
2e2946fe | 602 | { |
47e9e7bb | 603 | return signalbases_; |
2e2946fe JH |
604 | } |
605 | ||
269528f5 | 606 | #ifdef ENABLE_DECODE |
2b81ae46 | 607 | bool Session::add_decoder(srd_decoder *const dec) |
82c7f640 | 608 | { |
04394ded | 609 | map<const srd_channel*, shared_ptr<data::SignalBase> > channels; |
7491a29f | 610 | shared_ptr<data::DecoderStack> decoder_stack; |
4e5a4405 | 611 | |
2ad82c2e | 612 | try { |
4e5a4405 | 613 | // Create the decoder |
7491a29f | 614 | decoder_stack = shared_ptr<data::DecoderStack>( |
bdc5c3b0 | 615 | new data::DecoderStack(*this, dec)); |
4e5a4405 | 616 | |
6ac6242b ML |
617 | // Make a list of all the channels |
618 | std::vector<const srd_channel*> all_channels; | |
f3290553 | 619 | for (const GSList *i = dec->channels; i; i = i->next) |
6ac6242b | 620 | all_channels.push_back((const srd_channel*)i->data); |
f3290553 | 621 | for (const GSList *i = dec->opt_channels; i; i = i->next) |
6ac6242b | 622 | all_channels.push_back((const srd_channel*)i->data); |
d2f46d27 | 623 | |
6ac6242b ML |
624 | // Auto select the initial channels |
625 | for (const srd_channel *pdch : all_channels) | |
04394ded SA |
626 | for (shared_ptr<data::SignalBase> b : signalbases_) { |
627 | if (b->type() == ChannelType::LOGIC) { | |
628 | if (QString::fromUtf8(pdch->name).toLower(). | |
629 | contains(b->name().toLower())) | |
630 | channels[pdch] = b; | |
631 | } | |
4e5a4405 | 632 | } |
4e5a4405 | 633 | |
7491a29f JH |
634 | assert(decoder_stack); |
635 | assert(!decoder_stack->stack().empty()); | |
636 | assert(decoder_stack->stack().front()); | |
6ac6242b | 637 | decoder_stack->stack().front()->set_channels(channels); |
4e5a4405 JH |
638 | |
639 | // Create the decode signal | |
bf0edd2b SA |
640 | shared_ptr<data::SignalBase> signalbase = |
641 | shared_ptr<data::SignalBase>(new data::SignalBase(nullptr)); | |
642 | ||
bb7dd726 | 643 | signalbase->set_decoder_stack(decoder_stack); |
aecae05c | 644 | signalbases_.insert(signalbase); |
bb7dd726 | 645 | |
f4e57597 SA |
646 | for (std::shared_ptr<views::ViewBase> view : views_) |
647 | view->add_decode_signal(signalbase); | |
2ad82c2e | 648 | } catch (std::runtime_error e) { |
e92cd4e4 JH |
649 | return false; |
650 | } | |
651 | ||
82c7f640 | 652 | signals_changed(); |
e92cd4e4 | 653 | |
7491a29f JH |
654 | // Do an initial decode |
655 | decoder_stack->begin_decode(); | |
656 | ||
e92cd4e4 | 657 | return true; |
82c7f640 JH |
658 | } |
659 | ||
bb7dd726 | 660 | void Session::remove_decode_signal(shared_ptr<data::SignalBase> signalbase) |
38eeddea | 661 | { |
2d25fc47 SA |
662 | signalbases_.erase(signalbase); |
663 | ||
f4e57597 SA |
664 | for (std::shared_ptr<views::ViewBase> view : views_) |
665 | view->remove_decode_signal(signalbase); | |
2d25fc47 SA |
666 | |
667 | signals_changed(); | |
c51482b3 | 668 | } |
269528f5 | 669 | #endif |
c51482b3 | 670 | |
2b81ae46 | 671 | void Session::set_capture_state(capture_state state) |
6ac96c2e | 672 | { |
896936e5 TS |
673 | bool changed; |
674 | ||
675 | { | |
676 | lock_guard<mutex> lock(sampling_mutex_); | |
677 | changed = capture_state_ != state; | |
678 | capture_state_ = state; | |
679 | } | |
680 | ||
f3290553 | 681 | if (changed) |
2b49eeb0 | 682 | capture_state_changed(state); |
6ac96c2e JH |
683 | } |
684 | ||
ffe00119 | 685 | void Session::update_signals() |
b087ba7f | 686 | { |
076eefa4 | 687 | if (!device_) { |
47e9e7bb | 688 | signalbases_.clear(); |
076eefa4 | 689 | logic_data_.reset(); |
f4e57597 | 690 | for (std::shared_ptr<views::ViewBase> view : views_) { |
47e9e7bb | 691 | view->clear_signals(); |
bb7dd726 | 692 | #ifdef ENABLE_DECODE |
f4e57597 | 693 | view->clear_decode_signals(); |
bb7dd726 SA |
694 | #endif |
695 | } | |
076eefa4 SA |
696 | return; |
697 | } | |
e6c1382e JH |
698 | |
699 | lock_guard<recursive_mutex> lock(data_mutex_); | |
b087ba7f | 700 | |
ffe00119 | 701 | const shared_ptr<sigrok::Device> sr_dev = device_->device(); |
c6412b47 | 702 | if (!sr_dev) { |
47e9e7bb | 703 | signalbases_.clear(); |
c6412b47 | 704 | logic_data_.reset(); |
f4e57597 | 705 | for (std::shared_ptr<views::ViewBase> view : views_) { |
47e9e7bb | 706 | view->clear_signals(); |
bb7dd726 | 707 | #ifdef ENABLE_DECODE |
f4e57597 | 708 | view->clear_decode_signals(); |
bb7dd726 SA |
709 | #endif |
710 | } | |
c6412b47 JH |
711 | return; |
712 | } | |
713 | ||
b087ba7f | 714 | // Detect what data types we will receive |
c6412b47 | 715 | auto channels = sr_dev->channels(); |
e8d00928 ML |
716 | unsigned int logic_channel_count = std::count_if( |
717 | channels.begin(), channels.end(), | |
718 | [] (shared_ptr<Channel> channel) { | |
719 | return channel->type() == ChannelType::LOGIC; }); | |
b087ba7f | 720 | |
f3d66e52 | 721 | // Create data containers for the logic data segments |
b087ba7f | 722 | { |
8524a597 | 723 | lock_guard<recursive_mutex> data_lock(data_mutex_); |
b087ba7f | 724 | |
3917ba77 JH |
725 | if (logic_channel_count == 0) { |
726 | logic_data_.reset(); | |
727 | } else if (!logic_data_ || | |
728 | logic_data_->num_channels() != logic_channel_count) { | |
8dbbc7f0 | 729 | logic_data_.reset(new data::Logic( |
6ac6242b | 730 | logic_channel_count)); |
8dbbc7f0 | 731 | assert(logic_data_); |
b087ba7f | 732 | } |
b087ba7f JH |
733 | } |
734 | ||
47e9e7bb | 735 | // Make the signals list |
f4e57597 SA |
736 | for (std::shared_ptr<views::ViewBase> viewbase : views_) { |
737 | views::TraceView::View *trace_view = | |
738 | qobject_cast<views::TraceView::View*>(viewbase.get()); | |
739 | ||
740 | if (trace_view) { | |
741 | unordered_set< shared_ptr<views::TraceView::Signal> > | |
742 | prev_sigs(trace_view->signals()); | |
743 | trace_view->clear_signals(); | |
744 | ||
745 | for (auto channel : sr_dev->channels()) { | |
746 | shared_ptr<data::SignalBase> signalbase; | |
747 | shared_ptr<views::TraceView::Signal> signal; | |
748 | ||
749 | // Find the channel in the old signals | |
750 | const auto iter = std::find_if( | |
751 | prev_sigs.cbegin(), prev_sigs.cend(), | |
752 | [&](const shared_ptr<views::TraceView::Signal> &s) { | |
753 | return s->base()->channel() == channel; | |
754 | }); | |
755 | if (iter != prev_sigs.end()) { | |
756 | // Copy the signal from the old set to the new | |
757 | signal = *iter; | |
758 | trace_view->add_signal(signal); | |
759 | } else { | |
760 | // Find the signalbase for this channel if possible | |
761 | signalbase.reset(); | |
762 | for (const shared_ptr<data::SignalBase> b : signalbases_) | |
763 | if (b->channel() == channel) | |
764 | signalbase = b; | |
765 | ||
766 | switch(channel->type()->id()) { | |
767 | case SR_CHANNEL_LOGIC: | |
768 | if (!signalbase) { | |
769 | signalbase = shared_ptr<data::SignalBase>( | |
770 | new data::SignalBase(channel)); | |
771 | signalbases_.insert(signalbase); | |
772 | ||
773 | all_signal_data_.insert(logic_data_); | |
774 | signalbase->set_data(logic_data_); | |
775 | } | |
776 | ||
777 | signal = shared_ptr<views::TraceView::Signal>( | |
778 | new views::TraceView::LogicSignal(*this, | |
779 | device_, signalbase)); | |
780 | trace_view->add_signal(signal); | |
781 | break; | |
782 | ||
783 | case SR_CHANNEL_ANALOG: | |
784 | { | |
785 | if (!signalbase) { | |
786 | signalbase = shared_ptr<data::SignalBase>( | |
787 | new data::SignalBase(channel)); | |
788 | signalbases_.insert(signalbase); | |
789 | ||
790 | shared_ptr<data::Analog> data(new data::Analog()); | |
791 | all_signal_data_.insert(data); | |
792 | signalbase->set_data(data); | |
793 | } | |
794 | ||
795 | signal = shared_ptr<views::TraceView::Signal>( | |
796 | new views::TraceView::AnalogSignal( | |
797 | *this, signalbase)); | |
798 | trace_view->add_signal(signal); | |
799 | break; | |
47e9e7bb SA |
800 | } |
801 | ||
f4e57597 SA |
802 | default: |
803 | assert(0); | |
804 | break; | |
47e9e7bb | 805 | } |
3917ba77 | 806 | } |
b087ba7f JH |
807 | } |
808 | } | |
fbd3e234 | 809 | } |
b087ba7f JH |
810 | |
811 | signals_changed(); | |
812 | } | |
813 | ||
cbd2a2de | 814 | shared_ptr<data::SignalBase> Session::signalbase_from_channel( |
bf0edd2b | 815 | shared_ptr<sigrok::Channel> channel) const |
3ddcc083 | 816 | { |
bf0edd2b | 817 | for (shared_ptr<data::SignalBase> sig : signalbases_) { |
3ddcc083 | 818 | assert(sig); |
6ac6242b | 819 | if (sig->channel() == channel) |
3ddcc083 JH |
820 | return sig; |
821 | } | |
bf0edd2b | 822 | return shared_ptr<data::SignalBase>(); |
3ddcc083 JH |
823 | } |
824 | ||
2b05d311 | 825 | void Session::sample_thread_proc(function<void (const QString)> error_handler) |
274d4f13 | 826 | { |
f2edb557 | 827 | assert(error_handler); |
be73bdfa | 828 | |
34c11fa7 SA |
829 | if (!device_) |
830 | return; | |
45f0c7c9 | 831 | |
b48daed6 | 832 | cur_samplerate_ = device_->read_config<uint64_t>(ConfigKey::SAMPLERATE); |
274d4f13 | 833 | |
e7216ae0 SA |
834 | out_of_memory_ = false; |
835 | ||
ae2d1bc5 | 836 | try { |
5237f0c5 | 837 | device_->start(); |
2ad82c2e | 838 | } catch (Error e) { |
e8d00928 | 839 | error_handler(e.what()); |
eec446e1 JH |
840 | return; |
841 | } | |
842 | ||
da30ecb7 | 843 | set_capture_state(device_->session()->trigger() ? |
07dcf561 | 844 | AwaitingTrigger : Running); |
eec446e1 | 845 | |
da30ecb7 | 846 | device_->run(); |
eec446e1 | 847 | set_capture_state(Stopped); |
1a2fe44c JH |
848 | |
849 | // Confirm that SR_DF_END was received | |
2ad82c2e | 850 | if (cur_logic_segment_) { |
bb2cdfff JH |
851 | qDebug("SR_DF_END was not received."); |
852 | assert(0); | |
853 | } | |
e7216ae0 SA |
854 | |
855 | if (out_of_memory_) | |
856 | error_handler(tr("Out of memory, acquisition stopped.")); | |
eec446e1 JH |
857 | } |
858 | ||
da30ecb7 | 859 | void Session::feed_in_header() |
eec446e1 | 860 | { |
b48daed6 | 861 | cur_samplerate_ = device_->read_config<uint64_t>(ConfigKey::SAMPLERATE); |
be73bdfa JH |
862 | } |
863 | ||
da30ecb7 | 864 | void Session::feed_in_meta(shared_ptr<Meta> meta) |
be73bdfa | 865 | { |
e8d00928 ML |
866 | for (auto entry : meta->config()) { |
867 | switch (entry.first->id()) { | |
be73bdfa | 868 | case SR_CONF_SAMPLERATE: |
8a7b603b SA |
869 | // We can't rely on the header to always contain the sample rate, |
870 | // so in case it's supplied via a meta packet, we use it. | |
871 | if (!cur_samplerate_) | |
872 | cur_samplerate_ = g_variant_get_uint64(entry.second.gobj()); | |
873 | ||
be73bdfa | 874 | /// @todo handle samplerate changes |
be73bdfa JH |
875 | break; |
876 | default: | |
877 | // Unknown metadata is not an error. | |
878 | break; | |
879 | } | |
aba1dd16 | 880 | } |
74043039 JH |
881 | |
882 | signals_changed(); | |
aba1dd16 JH |
883 | } |
884 | ||
48257a69 SA |
885 | void Session::feed_in_trigger() |
886 | { | |
887 | // The channel containing most samples should be most accurate | |
888 | uint64_t sample_count = 0; | |
889 | ||
cc9a7898 | 890 | { |
cc9a7898 SA |
891 | for (const shared_ptr<pv::data::SignalData> d : all_signal_data_) { |
892 | assert(d); | |
893 | uint64_t temp_count = 0; | |
894 | ||
895 | const vector< shared_ptr<pv::data::Segment> > segments = | |
896 | d->segments(); | |
897 | for (const shared_ptr<pv::data::Segment> &s : segments) | |
898 | temp_count += s->get_sample_count(); | |
899 | ||
900 | if (temp_count > sample_count) | |
901 | sample_count = temp_count; | |
902 | } | |
48257a69 SA |
903 | } |
904 | ||
905 | trigger_event(sample_count / get_samplerate()); | |
906 | } | |
907 | ||
2b81ae46 | 908 | void Session::feed_in_frame_begin() |
82f50b10 | 909 | { |
f3d66e52 | 910 | if (cur_logic_segment_ || !cur_analog_segments_.empty()) |
82f50b10 JH |
911 | frame_began(); |
912 | } | |
913 | ||
2b81ae46 | 914 | void Session::feed_in_logic(shared_ptr<Logic> logic) |
9c112671 | 915 | { |
8524a597 | 916 | lock_guard<recursive_mutex> lock(data_mutex_); |
79efbc53 | 917 | |
ff4bf6bd SA |
918 | const size_t sample_count = logic->data_length() / logic->unit_size(); |
919 | ||
2ad82c2e | 920 | if (!logic_data_) { |
e6c1382e JH |
921 | // The only reason logic_data_ would not have been created is |
922 | // if it was not possible to determine the signals when the | |
923 | // device was created. | |
924 | update_signals(); | |
79efbc53 | 925 | } |
be73bdfa | 926 | |
2ad82c2e | 927 | if (!cur_logic_segment_) { |
bb2cdfff | 928 | // This could be the first packet after a trigger |
2b49eeb0 JH |
929 | set_capture_state(Running); |
930 | ||
f3d66e52 JH |
931 | // Create a new data segment |
932 | cur_logic_segment_ = shared_ptr<data::LogicSegment>( | |
933 | new data::LogicSegment( | |
ff4bf6bd | 934 | logic, cur_samplerate_, sample_count)); |
f3d66e52 | 935 | logic_data_->push_segment(cur_logic_segment_); |
82f50b10 JH |
936 | |
937 | // @todo Putting this here means that only listeners querying | |
938 | // for logic will be notified. Currently the only user of | |
939 | // frame_began is DecoderStack, but in future we need to signal | |
940 | // this after both analog and logic sweeps have begun. | |
941 | frame_began(); | |
2ad82c2e | 942 | } else { |
f3d66e52 JH |
943 | // Append to the existing data segment |
944 | cur_logic_segment_->append_payload(logic); | |
9c112671 JH |
945 | } |
946 | ||
1f374035 | 947 | data_received(); |
9c112671 JH |
948 | } |
949 | ||
2b81ae46 | 950 | void Session::feed_in_analog(shared_ptr<Analog> analog) |
aba1dd16 | 951 | { |
8524a597 | 952 | lock_guard<recursive_mutex> lock(data_mutex_); |
79efbc53 | 953 | |
e8d00928 ML |
954 | const vector<shared_ptr<Channel>> channels = analog->channels(); |
955 | const unsigned int channel_count = channels.size(); | |
956 | const size_t sample_count = analog->num_samples() / channel_count; | |
475f4d08 | 957 | const float *data = static_cast<const float *>(analog->data_pointer()); |
bb2cdfff | 958 | bool sweep_beginning = false; |
be73bdfa | 959 | |
47e9e7bb | 960 | if (signalbases_.empty()) |
a3f678a7 | 961 | update_signals(); |
a3f678a7 | 962 | |
2ad82c2e | 963 | for (auto channel : channels) { |
f3d66e52 | 964 | shared_ptr<data::AnalogSegment> segment; |
2b49eeb0 | 965 | |
f3d66e52 JH |
966 | // Try to get the segment of the channel |
967 | const map< shared_ptr<Channel>, shared_ptr<data::AnalogSegment> >:: | |
968 | iterator iter = cur_analog_segments_.find(channel); | |
969 | if (iter != cur_analog_segments_.end()) | |
970 | segment = (*iter).second; | |
2ad82c2e | 971 | else { |
39ccf9c3 | 972 | // If no segment was found, this means we haven't |
bb2cdfff | 973 | // created one yet. i.e. this is the first packet |
f3d66e52 | 974 | // in the sweep containing this segment. |
bb2cdfff JH |
975 | sweep_beginning = true; |
976 | ||
f3d66e52 JH |
977 | // Create a segment, keep it in the maps of channels |
978 | segment = shared_ptr<data::AnalogSegment>( | |
979 | new data::AnalogSegment( | |
ff4bf6bd | 980 | cur_samplerate_, sample_count)); |
f3d66e52 | 981 | cur_analog_segments_[channel] = segment; |
bb2cdfff | 982 | |
ff4bf6bd | 983 | // Find the analog data associated with the channel |
cbd2a2de SA |
984 | shared_ptr<data::SignalBase> base = signalbase_from_channel(channel); |
985 | assert(base); | |
bb2cdfff | 986 | |
cbd2a2de | 987 | shared_ptr<data::Analog> data(base->analog_data()); |
bb2cdfff JH |
988 | assert(data); |
989 | ||
f3d66e52 JH |
990 | // Push the segment into the analog data. |
991 | data->push_segment(segment); | |
bb2cdfff JH |
992 | } |
993 | ||
f3d66e52 | 994 | assert(segment); |
bb2cdfff | 995 | |
f3d66e52 JH |
996 | // Append the samples in the segment |
997 | segment->append_interleaved_samples(data++, sample_count, | |
6ac6242b | 998 | channel_count); |
aba1dd16 | 999 | } |
bb2cdfff JH |
1000 | |
1001 | if (sweep_beginning) { | |
1002 | // This could be the first packet after a trigger | |
1003 | set_capture_state(Running); | |
aba1dd16 JH |
1004 | } |
1005 | ||
1f374035 | 1006 | data_received(); |
aba1dd16 | 1007 | } |
9c112671 | 1008 | |
da30ecb7 JH |
1009 | void Session::data_feed_in(shared_ptr<sigrok::Device> device, |
1010 | shared_ptr<Packet> packet) | |
b0e1d01d | 1011 | { |
da30ecb7 JH |
1012 | (void)device; |
1013 | ||
e8d00928 | 1014 | assert(device); |
da30ecb7 | 1015 | assert(device == device_->device()); |
b0e1d01d JH |
1016 | assert(packet); |
1017 | ||
e8d00928 | 1018 | switch (packet->type()->id()) { |
b0e1d01d | 1019 | case SR_DF_HEADER: |
da30ecb7 | 1020 | feed_in_header(); |
b0e1d01d JH |
1021 | break; |
1022 | ||
be73bdfa | 1023 | case SR_DF_META: |
da30ecb7 | 1024 | feed_in_meta(dynamic_pointer_cast<Meta>(packet->payload())); |
aba1dd16 JH |
1025 | break; |
1026 | ||
48257a69 SA |
1027 | case SR_DF_TRIGGER: |
1028 | feed_in_trigger(); | |
1029 | break; | |
1030 | ||
82f50b10 JH |
1031 | case SR_DF_FRAME_BEGIN: |
1032 | feed_in_frame_begin(); | |
1033 | break; | |
1034 | ||
2e2946fe | 1035 | case SR_DF_LOGIC: |
e7216ae0 SA |
1036 | try { |
1037 | feed_in_logic(dynamic_pointer_cast<Logic>(packet->payload())); | |
1038 | } catch (std::bad_alloc) { | |
1039 | out_of_memory_ = true; | |
1040 | device_->stop(); | |
1041 | } | |
2953961c JH |
1042 | break; |
1043 | ||
aba1dd16 | 1044 | case SR_DF_ANALOG: |
e7216ae0 SA |
1045 | try { |
1046 | feed_in_analog(dynamic_pointer_cast<Analog>(packet->payload())); | |
1047 | } catch (std::bad_alloc) { | |
1048 | out_of_memory_ = true; | |
1049 | device_->stop(); | |
1050 | } | |
aba1dd16 JH |
1051 | break; |
1052 | ||
2953961c | 1053 | case SR_DF_END: |
2e2946fe JH |
1054 | { |
1055 | { | |
8524a597 | 1056 | lock_guard<recursive_mutex> lock(data_mutex_); |
f3d66e52 JH |
1057 | cur_logic_segment_.reset(); |
1058 | cur_analog_segments_.clear(); | |
2e2946fe | 1059 | } |
1f374035 | 1060 | frame_ended(); |
2953961c JH |
1061 | break; |
1062 | } | |
adb0a983 ML |
1063 | default: |
1064 | break; | |
2e2946fe | 1065 | } |
2953961c JH |
1066 | } |
1067 | ||
51e77110 | 1068 | } // namespace pv |