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