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ad908057 SA |
1 | /* |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2017 Soeren Apel <soeren@apelpie.net> | |
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, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
0c5fe73e SA |
20 | #include <limits> |
21 | ||
47747218 SA |
22 | #include <QDebug> |
23 | ||
ad908057 SA |
24 | #include "logic.hpp" |
25 | #include "logicsegment.hpp" | |
26 | #include "decodesignal.hpp" | |
27 | #include "signaldata.hpp" | |
28 | ||
29 | #include <pv/binding/decoder.hpp> | |
30 | #include <pv/data/decode/decoder.hpp> | |
ecd07c20 | 31 | #include <pv/data/decode/row.hpp> |
d3feec23 | 32 | #include <pv/globalsettings.hpp> |
ad908057 SA |
33 | #include <pv/session.hpp> |
34 | ||
47747218 SA |
35 | using std::lock_guard; |
36 | using std::make_pair; | |
ad908057 | 37 | using std::make_shared; |
0c5fe73e | 38 | using std::min; |
5ecf957f | 39 | using std::out_of_range; |
ad908057 | 40 | using std::shared_ptr; |
47747218 SA |
41 | using std::unique_lock; |
42 | using pv::data::decode::Annotation; | |
ad908057 | 43 | using pv::data::decode::Decoder; |
ecd07c20 | 44 | using pv::data::decode::Row; |
ad908057 SA |
45 | |
46 | namespace pv { | |
47 | namespace data { | |
48 | ||
47747218 SA |
49 | const double DecodeSignal::DecodeMargin = 1.0; |
50 | const double DecodeSignal::DecodeThreshold = 0.2; | |
3fbddf7f | 51 | const int64_t DecodeSignal::DecodeChunkLength = 256 * 1024; |
ad908057 | 52 | |
ad908057 | 53 | |
47747218 SA |
54 | DecodeSignal::DecodeSignal(pv::Session &session) : |
55 | SignalBase(nullptr, SignalBase::DecodeChannel), | |
56 | session_(session), | |
e91883bb | 57 | srd_session_(nullptr), |
47747218 | 58 | logic_mux_data_invalid_(false), |
8a603e13 | 59 | current_segment_id_(0) |
ad908057 | 60 | { |
47747218 SA |
61 | connect(&session_, SIGNAL(capture_state_changed(int)), |
62 | this, SLOT(on_capture_state_changed(int))); | |
ad908057 SA |
63 | } |
64 | ||
47747218 | 65 | DecodeSignal::~DecodeSignal() |
ad908057 | 66 | { |
1b56c646 | 67 | reset_decode(); |
ad908057 SA |
68 | } |
69 | ||
47747218 | 70 | const vector< shared_ptr<Decoder> >& DecodeSignal::decoder_stack() const |
ecd07c20 | 71 | { |
47747218 | 72 | return stack_; |
ecd07c20 SA |
73 | } |
74 | ||
c8e60bdf | 75 | void DecodeSignal::stack_decoder(const srd_decoder *decoder) |
ad908057 SA |
76 | { |
77 | assert(decoder); | |
762ab7a4 SA |
78 | const shared_ptr<Decoder> dec = make_shared<decode::Decoder>(decoder); |
79 | ||
80 | stack_.push_back(dec); | |
47747218 SA |
81 | |
82 | // Set name if this decoder is the first in the list | |
83 | if (stack_.size() == 1) | |
84 | set_name(QString::fromUtf8(decoder->name)); | |
132a5c6d | 85 | |
27a3f09b | 86 | // Include the newly created decode channels in the channel lists |
9f97b357 | 87 | update_channel_list(); |
132a5c6d | 88 | |
762ab7a4 | 89 | auto_assign_signals(dec); |
27a3f09b | 90 | commit_decoder_channels(); |
47747218 | 91 | begin_decode(); |
ad908057 SA |
92 | } |
93 | ||
94 | void DecodeSignal::remove_decoder(int index) | |
95 | { | |
47747218 SA |
96 | assert(index >= 0); |
97 | assert(index < (int)stack_.size()); | |
98 | ||
99 | // Find the decoder in the stack | |
100 | auto iter = stack_.begin(); | |
101 | for (int i = 0; i < index; i++, iter++) | |
102 | assert(iter != stack_.end()); | |
103 | ||
104 | // Delete the element | |
105 | stack_.erase(iter); | |
106 | ||
107 | // Update channels and decoded data | |
9f97b357 | 108 | update_channel_list(); |
47747218 | 109 | begin_decode(); |
ad908057 SA |
110 | } |
111 | ||
112 | bool DecodeSignal::toggle_decoder_visibility(int index) | |
113 | { | |
47747218 | 114 | auto iter = stack_.cbegin(); |
ad908057 | 115 | for (int i = 0; i < index; i++, iter++) |
47747218 | 116 | assert(iter != stack_.end()); |
ad908057 SA |
117 | |
118 | shared_ptr<Decoder> dec = *iter; | |
119 | ||
120 | // Toggle decoder visibility | |
121 | bool state = false; | |
122 | if (dec) { | |
123 | state = !dec->shown(); | |
124 | dec->show(state); | |
125 | } | |
126 | ||
127 | return state; | |
128 | } | |
129 | ||
47747218 SA |
130 | void DecodeSignal::reset_decode() |
131 | { | |
1b56c646 SA |
132 | if (decode_thread_.joinable()) { |
133 | decode_interrupt_ = true; | |
134 | decode_input_cond_.notify_one(); | |
135 | decode_thread_.join(); | |
136 | } | |
137 | ||
138 | if (logic_mux_thread_.joinable()) { | |
139 | logic_mux_interrupt_ = true; | |
140 | logic_mux_cond_.notify_one(); | |
141 | logic_mux_thread_.join(); | |
142 | } | |
143 | ||
e91883bb SA |
144 | stop_srd_session(); |
145 | ||
47747218 | 146 | class_rows_.clear(); |
8a603e13 | 147 | current_segment_id_ = 0; |
72435789 | 148 | segments_.clear(); |
1b56c646 SA |
149 | |
150 | logic_mux_data_.reset(); | |
151 | logic_mux_data_invalid_ = true; | |
eee3eab9 | 152 | |
72435789 SA |
153 | error_message_ = QString(); |
154 | ||
eee3eab9 | 155 | decode_reset(); |
47747218 SA |
156 | } |
157 | ||
946b52e1 SA |
158 | void DecodeSignal::begin_decode() |
159 | { | |
47747218 SA |
160 | if (decode_thread_.joinable()) { |
161 | decode_interrupt_ = true; | |
162 | decode_input_cond_.notify_one(); | |
163 | decode_thread_.join(); | |
164 | } | |
165 | ||
166 | if (logic_mux_thread_.joinable()) { | |
167 | logic_mux_interrupt_ = true; | |
168 | logic_mux_cond_.notify_one(); | |
169 | logic_mux_thread_.join(); | |
170 | } | |
171 | ||
172 | reset_decode(); | |
173 | ||
27a3f09b SA |
174 | if (stack_.size() == 0) { |
175 | error_message_ = tr("No decoders"); | |
176 | return; | |
177 | } | |
178 | ||
179 | assert(channels_.size() > 0); | |
180 | ||
181 | if (get_assigned_signal_count() == 0) { | |
182 | error_message_ = tr("There are no channels assigned to this decoder"); | |
183 | return; | |
184 | } | |
185 | ||
04627946 SA |
186 | // Make sure that all assigned channels still provide logic data |
187 | // (can happen when a converted signal was assigned but the | |
188 | // conversion removed in the meanwhile) | |
189 | for (data::DecodeChannel &ch : channels_) | |
190 | if (ch.assigned_signal && !(ch.assigned_signal->logic_data() != nullptr)) | |
191 | ch.assigned_signal = nullptr; | |
192 | ||
47747218 SA |
193 | // Check that all decoders have the required channels |
194 | for (const shared_ptr<decode::Decoder> &dec : stack_) | |
195 | if (!dec->have_required_channels()) { | |
196 | error_message_ = tr("One or more required channels " | |
197 | "have not been specified"); | |
198 | return; | |
199 | } | |
200 | ||
4913560f | 201 | // Map out all the annotation classes |
47747218 SA |
202 | for (const shared_ptr<decode::Decoder> &dec : stack_) { |
203 | assert(dec); | |
204 | const srd_decoder *const decc = dec->decoder(); | |
205 | assert(dec->decoder()); | |
206 | ||
47747218 SA |
207 | for (const GSList *l = decc->annotation_rows; l; l = l->next) { |
208 | const srd_decoder_annotation_row *const ann_row = | |
209 | (srd_decoder_annotation_row *)l->data; | |
210 | assert(ann_row); | |
211 | ||
212 | const Row row(decc, ann_row); | |
213 | ||
47747218 SA |
214 | for (const GSList *ll = ann_row->ann_classes; |
215 | ll; ll = ll->next) | |
216 | class_rows_[make_pair(decc, | |
217 | GPOINTER_TO_INT(ll->data))] = row; | |
218 | } | |
219 | } | |
220 | ||
27a3f09b SA |
221 | // Free the logic data and its segment(s) if it needs to be updated |
222 | if (logic_mux_data_invalid_) | |
223 | logic_mux_data_.reset(); | |
224 | ||
225 | if (!logic_mux_data_) { | |
72435789 | 226 | const uint32_t ch_count = get_assigned_signal_count(); |
ed535cd7 | 227 | logic_mux_unit_size_ = (ch_count + 7) / 8; |
27a3f09b | 228 | logic_mux_data_ = make_shared<Logic>(ch_count); |
27a3f09b | 229 | } |
47747218 | 230 | |
ed535cd7 SA |
231 | // Receive notifications when new sample data is available |
232 | connect_input_notifiers(); | |
233 | ||
8a603e13 | 234 | if (get_input_segment_count() == 0) { |
ed535cd7 SA |
235 | error_message_ = tr("No input data"); |
236 | return; | |
237 | } | |
238 | ||
8a603e13 | 239 | create_segments(); |
72435789 | 240 | |
27a3f09b SA |
241 | // Make sure the logic output data is complete and up-to-date |
242 | logic_mux_interrupt_ = false; | |
243 | logic_mux_thread_ = std::thread(&DecodeSignal::logic_mux_proc, this); | |
244 | ||
245 | // Decode the muxed logic data | |
47747218 SA |
246 | decode_interrupt_ = false; |
247 | decode_thread_ = std::thread(&DecodeSignal::decode_proc, this); | |
946b52e1 SA |
248 | } |
249 | ||
ecd07c20 SA |
250 | QString DecodeSignal::error_message() const |
251 | { | |
47747218 SA |
252 | lock_guard<mutex> lock(output_mutex_); |
253 | return error_message_; | |
ecd07c20 SA |
254 | } |
255 | ||
47747218 | 256 | const vector<data::DecodeChannel> DecodeSignal::get_channels() const |
9f97b357 SA |
257 | { |
258 | return channels_; | |
259 | } | |
260 | ||
762ab7a4 | 261 | void DecodeSignal::auto_assign_signals(const shared_ptr<Decoder> dec) |
132a5c6d | 262 | { |
47747218 SA |
263 | bool new_assignment = false; |
264 | ||
132a5c6d SA |
265 | // Try to auto-select channels that don't have signals assigned yet |
266 | for (data::DecodeChannel &ch : channels_) { | |
762ab7a4 SA |
267 | // If a decoder is given, auto-assign only its channels |
268 | if (dec && (ch.decoder_ != dec)) | |
269 | continue; | |
270 | ||
132a5c6d SA |
271 | if (ch.assigned_signal) |
272 | continue; | |
273 | ||
692f6093 SA |
274 | for (shared_ptr<data::SignalBase> s : session_.signalbases()) { |
275 | const QString ch_name = ch.name.toLower(); | |
276 | const QString s_name = s->name().toLower(); | |
277 | ||
278 | if (s->logic_data() && | |
279 | ((ch_name.contains(s_name)) || (s_name.contains(ch_name)))) { | |
132a5c6d | 280 | ch.assigned_signal = s.get(); |
47747218 SA |
281 | new_assignment = true; |
282 | } | |
692f6093 | 283 | } |
47747218 SA |
284 | } |
285 | ||
286 | if (new_assignment) { | |
287 | logic_mux_data_invalid_ = true; | |
27a3f09b | 288 | commit_decoder_channels(); |
47747218 | 289 | channels_updated(); |
132a5c6d SA |
290 | } |
291 | } | |
292 | ||
9f97b357 SA |
293 | void DecodeSignal::assign_signal(const uint16_t channel_id, const SignalBase *signal) |
294 | { | |
295 | for (data::DecodeChannel &ch : channels_) | |
47747218 | 296 | if (ch.id == channel_id) { |
9f97b357 | 297 | ch.assigned_signal = signal; |
47747218 SA |
298 | logic_mux_data_invalid_ = true; |
299 | } | |
9f97b357 | 300 | |
27a3f09b | 301 | commit_decoder_channels(); |
9f97b357 | 302 | channels_updated(); |
47747218 | 303 | begin_decode(); |
9f97b357 SA |
304 | } |
305 | ||
27a3f09b SA |
306 | int DecodeSignal::get_assigned_signal_count() const |
307 | { | |
308 | // Count all channels that have a signal assigned to them | |
309 | return count_if(channels_.begin(), channels_.end(), | |
310 | [](data::DecodeChannel ch) { return ch.assigned_signal; }); | |
311 | } | |
312 | ||
9f97b357 SA |
313 | void DecodeSignal::set_initial_pin_state(const uint16_t channel_id, const int init_state) |
314 | { | |
315 | for (data::DecodeChannel &ch : channels_) | |
316 | if (ch.id == channel_id) | |
317 | ch.initial_pin_state = init_state; | |
318 | ||
319 | channels_updated(); | |
320 | ||
47747218 | 321 | begin_decode(); |
9f97b357 SA |
322 | } |
323 | ||
ff83d980 SA |
324 | double DecodeSignal::samplerate() const |
325 | { | |
72435789 SA |
326 | double result = 0; |
327 | ||
328 | // TODO For now, we simply return the first samplerate that we have | |
8a603e13 SA |
329 | if (segments_.size() > 0) |
330 | result = segments_.front().samplerate; | |
72435789 SA |
331 | |
332 | return result; | |
ff83d980 SA |
333 | } |
334 | ||
72435789 | 335 | const pv::util::Timestamp DecodeSignal::start_time() const |
ff83d980 | 336 | { |
72435789 SA |
337 | pv::util::Timestamp result; |
338 | ||
339 | // TODO For now, we simply return the first start time that we have | |
8a603e13 SA |
340 | if (segments_.size() > 0) |
341 | result = segments_.front().start_time; | |
72435789 SA |
342 | |
343 | return result; | |
ff83d980 SA |
344 | } |
345 | ||
5ecf957f | 346 | int64_t DecodeSignal::get_working_sample_count(uint32_t segment_id) const |
0c5fe73e SA |
347 | { |
348 | // The working sample count is the highest sample number for | |
ed535cd7 SA |
349 | // which all used signals have data available, so go through all |
350 | // channels and use the lowest overall sample count of the segment | |
0c5fe73e | 351 | |
0c5fe73e SA |
352 | int64_t count = std::numeric_limits<int64_t>::max(); |
353 | bool no_signals_assigned = true; | |
354 | ||
355 | for (const data::DecodeChannel &ch : channels_) | |
356 | if (ch.assigned_signal) { | |
357 | no_signals_assigned = false; | |
358 | ||
359 | const shared_ptr<Logic> logic_data = ch.assigned_signal->logic_data(); | |
360 | if (!logic_data || logic_data->logic_segments().empty()) | |
361 | return 0; | |
362 | ||
5ecf957f SA |
363 | try { |
364 | const shared_ptr<LogicSegment> segment = logic_data->logic_segments().at(segment_id); | |
365 | count = min(count, (int64_t)segment->get_sample_count()); | |
366 | } catch (out_of_range) { | |
367 | return 0; | |
368 | } | |
0c5fe73e SA |
369 | } |
370 | ||
371 | return (no_signals_assigned ? 0 : count); | |
372 | } | |
373 | ||
5ecf957f | 374 | int64_t DecodeSignal::get_decoded_sample_count(uint32_t segment_id) const |
ff83d980 | 375 | { |
47747218 | 376 | lock_guard<mutex> decode_lock(output_mutex_); |
5ecf957f SA |
377 | |
378 | int64_t result = 0; | |
379 | ||
72435789 SA |
380 | try { |
381 | const DecodeSegment *segment = &(segments_.at(segment_id)); | |
382 | result = segment->samples_decoded; | |
383 | } catch (out_of_range) { | |
384 | // Do nothing | |
385 | } | |
5ecf957f SA |
386 | |
387 | return result; | |
ff83d980 SA |
388 | } |
389 | ||
ecd07c20 SA |
390 | vector<Row> DecodeSignal::visible_rows() const |
391 | { | |
47747218 SA |
392 | lock_guard<mutex> lock(output_mutex_); |
393 | ||
394 | vector<Row> rows; | |
395 | ||
396 | for (const shared_ptr<decode::Decoder> &dec : stack_) { | |
397 | assert(dec); | |
398 | if (!dec->shown()) | |
399 | continue; | |
400 | ||
401 | const srd_decoder *const decc = dec->decoder(); | |
402 | assert(dec->decoder()); | |
403 | ||
404 | // Add a row for the decoder if it doesn't have a row list | |
405 | if (!decc->annotation_rows) | |
406 | rows.emplace_back(decc); | |
407 | ||
408 | // Add the decoder rows | |
409 | for (const GSList *l = decc->annotation_rows; l; l = l->next) { | |
410 | const srd_decoder_annotation_row *const ann_row = | |
411 | (srd_decoder_annotation_row *)l->data; | |
412 | assert(ann_row); | |
413 | rows.emplace_back(decc, ann_row); | |
414 | } | |
415 | } | |
416 | ||
417 | return rows; | |
ecd07c20 SA |
418 | } |
419 | ||
420 | void DecodeSignal::get_annotation_subset( | |
421 | vector<pv::data::decode::Annotation> &dest, | |
72435789 | 422 | const decode::Row &row, uint32_t segment_id, uint64_t start_sample, |
ecd07c20 SA |
423 | uint64_t end_sample) const |
424 | { | |
47747218 SA |
425 | lock_guard<mutex> lock(output_mutex_); |
426 | ||
72435789 SA |
427 | try { |
428 | const DecodeSegment *segment = &(segments_.at(segment_id)); | |
429 | const map<const decode::Row, decode::RowData> *rows = | |
430 | &(segment->annotation_rows); | |
431 | ||
432 | const auto iter = rows->find(row); | |
433 | if (iter != rows->end()) | |
434 | (*iter).second.get_annotation_subset(dest, | |
435 | start_sample, end_sample); | |
436 | } catch (out_of_range) { | |
437 | // Do nothing | |
438 | } | |
47747218 SA |
439 | } |
440 | ||
441 | void DecodeSignal::save_settings(QSettings &settings) const | |
442 | { | |
443 | SignalBase::save_settings(settings); | |
444 | ||
c8e60bdf SA |
445 | settings.setValue("decoders", (int)(stack_.size())); |
446 | ||
8b5ea5a1 | 447 | // Save decoder stack |
c8e60bdf SA |
448 | int decoder_idx = 0; |
449 | for (shared_ptr<decode::Decoder> decoder : stack_) { | |
450 | settings.beginGroup("decoder" + QString::number(decoder_idx++)); | |
451 | ||
452 | settings.setValue("id", decoder->decoder()->id); | |
453 | ||
d3feec23 SA |
454 | // Save decoder options |
455 | const map<string, GVariant*>& options = decoder->options(); | |
456 | ||
457 | settings.setValue("options", (int)options.size()); | |
458 | ||
459 | // Note: decode::Decoder::options() returns only the options | |
460 | // that differ from the default. See binding::Decoder::getter() | |
461 | int i = 0; | |
462 | for (auto option : options) { | |
463 | settings.beginGroup("option" + QString::number(i)); | |
464 | settings.setValue("name", QString::fromStdString(option.first)); | |
465 | GlobalSettings::store_gvariant(settings, option.second); | |
466 | settings.endGroup(); | |
467 | i++; | |
468 | } | |
469 | ||
c8e60bdf SA |
470 | settings.endGroup(); |
471 | } | |
472 | ||
8b5ea5a1 SA |
473 | // Save channel mapping |
474 | settings.setValue("channels", (int)channels_.size()); | |
475 | ||
476 | for (unsigned int channel_id = 0; channel_id < channels_.size(); channel_id++) { | |
477 | auto channel = find_if(channels_.begin(), channels_.end(), | |
478 | [&](data::DecodeChannel ch) { return ch.id == channel_id; }); | |
479 | ||
480 | if (channel == channels_.end()) { | |
481 | qDebug() << "ERROR: Gap in channel index:" << channel_id; | |
482 | continue; | |
483 | } | |
484 | ||
485 | settings.beginGroup("channel" + QString::number(channel_id)); | |
486 | ||
487 | settings.setValue("name", channel->name); // Useful for debugging | |
488 | settings.setValue("initial_pin_state", channel->initial_pin_state); | |
489 | ||
490 | if (channel->assigned_signal) | |
491 | settings.setValue("assigned_signal_name", channel->assigned_signal->name()); | |
492 | ||
493 | settings.endGroup(); | |
494 | } | |
47747218 SA |
495 | } |
496 | ||
497 | void DecodeSignal::restore_settings(QSettings &settings) | |
498 | { | |
499 | SignalBase::restore_settings(settings); | |
500 | ||
8b5ea5a1 | 501 | // Restore decoder stack |
c8e60bdf SA |
502 | GSList *dec_list = g_slist_copy((GSList*)srd_decoder_list()); |
503 | ||
504 | int decoders = settings.value("decoders").toInt(); | |
505 | ||
506 | for (int decoder_idx = 0; decoder_idx < decoders; decoder_idx++) { | |
507 | settings.beginGroup("decoder" + QString::number(decoder_idx)); | |
508 | ||
509 | QString id = settings.value("id").toString(); | |
510 | ||
511 | for (GSList *entry = dec_list; entry; entry = entry->next) { | |
512 | const srd_decoder *dec = (srd_decoder*)entry->data; | |
513 | if (!dec) | |
514 | continue; | |
515 | ||
516 | if (QString::fromUtf8(dec->id) == id) { | |
d3feec23 SA |
517 | shared_ptr<decode::Decoder> decoder = |
518 | make_shared<decode::Decoder>(dec); | |
519 | ||
520 | stack_.push_back(decoder); | |
521 | ||
522 | // Restore decoder options that differ from their default | |
523 | int options = settings.value("options").toInt(); | |
524 | ||
525 | for (int i = 0; i < options; i++) { | |
526 | settings.beginGroup("option" + QString::number(i)); | |
527 | QString name = settings.value("name").toString(); | |
528 | GVariant *value = GlobalSettings::restore_gvariant(settings); | |
529 | decoder->set_option(name.toUtf8(), value); | |
530 | settings.endGroup(); | |
531 | } | |
c8e60bdf SA |
532 | |
533 | // Include the newly created decode channels in the channel lists | |
534 | update_channel_list(); | |
535 | break; | |
536 | } | |
537 | } | |
538 | ||
539 | settings.endGroup(); | |
4ca06ec3 | 540 | channels_updated(); |
c8e60bdf SA |
541 | } |
542 | ||
8b5ea5a1 SA |
543 | // Restore channel mapping |
544 | unsigned int channels = settings.value("channels").toInt(); | |
545 | ||
546 | const unordered_set< shared_ptr<data::SignalBase> > signalbases = | |
547 | session_.signalbases(); | |
548 | ||
549 | for (unsigned int channel_id = 0; channel_id < channels; channel_id++) { | |
550 | auto channel = find_if(channels_.begin(), channels_.end(), | |
551 | [&](data::DecodeChannel ch) { return ch.id == channel_id; }); | |
552 | ||
553 | if (channel == channels_.end()) { | |
554 | qDebug() << "ERROR: Non-existant channel index:" << channel_id; | |
555 | continue; | |
556 | } | |
557 | ||
558 | settings.beginGroup("channel" + QString::number(channel_id)); | |
559 | ||
560 | QString assigned_signal_name = settings.value("assigned_signal_name").toString(); | |
561 | ||
562 | for (shared_ptr<data::SignalBase> signal : signalbases) | |
563 | if (signal->name() == assigned_signal_name) | |
564 | channel->assigned_signal = signal.get(); | |
565 | ||
566 | channel->initial_pin_state = settings.value("initial_pin_state").toInt(); | |
567 | ||
568 | settings.endGroup(); | |
569 | } | |
570 | ||
aa71890d SA |
571 | // Update the internal structures |
572 | update_channel_list(); | |
573 | commit_decoder_channels(); | |
574 | ||
8b5ea5a1 | 575 | begin_decode(); |
47747218 SA |
576 | } |
577 | ||
8a603e13 SA |
578 | uint32_t DecodeSignal::get_input_segment_count() const |
579 | { | |
580 | uint64_t count = std::numeric_limits<uint64_t>::max(); | |
581 | bool no_signals_assigned = true; | |
582 | ||
583 | for (const data::DecodeChannel &ch : channels_) | |
584 | if (ch.assigned_signal) { | |
585 | no_signals_assigned = false; | |
586 | ||
587 | const shared_ptr<Logic> logic_data = ch.assigned_signal->logic_data(); | |
588 | if (!logic_data || logic_data->logic_segments().empty()) | |
589 | return 0; | |
590 | ||
591 | // Find the min value of all segment counts | |
592 | if ((uint64_t)(logic_data->logic_segments().size()) < count) | |
593 | count = logic_data->logic_segments().size(); | |
594 | } | |
595 | ||
596 | return (no_signals_assigned ? 0 : count); | |
597 | } | |
598 | ||
599 | uint32_t DecodeSignal::get_input_samplerate(uint32_t segment_id) const | |
600 | { | |
601 | double samplerate = 0; | |
602 | ||
603 | for (const data::DecodeChannel &ch : channels_) | |
604 | if (ch.assigned_signal) { | |
605 | const shared_ptr<Logic> logic_data = ch.assigned_signal->logic_data(); | |
606 | if (!logic_data || logic_data->logic_segments().empty()) | |
607 | continue; | |
608 | ||
609 | try { | |
610 | const shared_ptr<LogicSegment> segment = logic_data->logic_segments().at(segment_id); | |
611 | samplerate = segment->samplerate(); | |
612 | } catch (out_of_range) { | |
613 | // Do nothing | |
614 | } | |
615 | break; | |
616 | } | |
617 | ||
618 | return samplerate; | |
619 | } | |
620 | ||
9f97b357 SA |
621 | void DecodeSignal::update_channel_list() |
622 | { | |
47747218 | 623 | vector<data::DecodeChannel> prev_channels = channels_; |
9f97b357 SA |
624 | channels_.clear(); |
625 | ||
626 | uint16_t id = 0; | |
627 | ||
628 | // Copy existing entries, create new as needed | |
47747218 | 629 | for (shared_ptr<Decoder> decoder : stack_) { |
9f97b357 SA |
630 | const srd_decoder* srd_d = decoder->decoder(); |
631 | const GSList *l; | |
632 | ||
633 | // Mandatory channels | |
634 | for (l = srd_d->channels; l; l = l->next) { | |
635 | const struct srd_channel *const pdch = (struct srd_channel *)l->data; | |
636 | bool ch_added = false; | |
637 | ||
638 | // Copy but update ID if this channel was in the list before | |
47747218 | 639 | for (data::DecodeChannel &ch : prev_channels) |
9f97b357 SA |
640 | if (ch.pdch_ == pdch) { |
641 | ch.id = id++; | |
642 | channels_.push_back(ch); | |
643 | ch_added = true; | |
644 | break; | |
645 | } | |
646 | ||
647 | if (!ch_added) { | |
648 | // Create new entry without a mapped signal | |
6e7a4a00 | 649 | data::DecodeChannel ch = {id++, 0, false, nullptr, |
9f97b357 SA |
650 | QString::fromUtf8(pdch->name), QString::fromUtf8(pdch->desc), |
651 | SRD_INITIAL_PIN_SAME_AS_SAMPLE0, decoder, pdch}; | |
652 | channels_.push_back(ch); | |
653 | } | |
654 | } | |
655 | ||
656 | // Optional channels | |
657 | for (l = srd_d->opt_channels; l; l = l->next) { | |
658 | const struct srd_channel *const pdch = (struct srd_channel *)l->data; | |
659 | bool ch_added = false; | |
660 | ||
661 | // Copy but update ID if this channel was in the list before | |
47747218 | 662 | for (data::DecodeChannel &ch : prev_channels) |
9f97b357 SA |
663 | if (ch.pdch_ == pdch) { |
664 | ch.id = id++; | |
665 | channels_.push_back(ch); | |
666 | ch_added = true; | |
667 | break; | |
668 | } | |
669 | ||
670 | if (!ch_added) { | |
671 | // Create new entry without a mapped signal | |
6e7a4a00 | 672 | data::DecodeChannel ch = {id++, 0, true, nullptr, |
9f97b357 SA |
673 | QString::fromUtf8(pdch->name), QString::fromUtf8(pdch->desc), |
674 | SRD_INITIAL_PIN_SAME_AS_SAMPLE0, decoder, pdch}; | |
675 | channels_.push_back(ch); | |
676 | } | |
677 | } | |
678 | } | |
679 | ||
47747218 SA |
680 | // Invalidate the logic output data if the channel assignment changed |
681 | if (prev_channels.size() != channels_.size()) { | |
682 | // The number of channels changed, there's definitely a difference | |
683 | logic_mux_data_invalid_ = true; | |
684 | } else { | |
685 | // Same number but assignment may still differ, so compare all channels | |
686 | for (size_t i = 0; i < channels_.size(); i++) { | |
687 | const data::DecodeChannel &p_ch = prev_channels[i]; | |
688 | const data::DecodeChannel &ch = channels_[i]; | |
689 | ||
690 | if ((p_ch.pdch_ != ch.pdch_) || | |
691 | (p_ch.assigned_signal != ch.assigned_signal)) { | |
692 | logic_mux_data_invalid_ = true; | |
693 | break; | |
694 | } | |
695 | } | |
696 | ||
697 | } | |
698 | ||
9f97b357 SA |
699 | channels_updated(); |
700 | } | |
701 | ||
27a3f09b | 702 | void DecodeSignal::commit_decoder_channels() |
ad908057 | 703 | { |
27a3f09b SA |
704 | // Submit channel list to every decoder, containing only the relevant channels |
705 | for (shared_ptr<decode::Decoder> dec : stack_) { | |
706 | vector<data::DecodeChannel*> channel_list; | |
707 | ||
708 | for (data::DecodeChannel &ch : channels_) | |
709 | if (ch.decoder_ == dec) | |
710 | channel_list.push_back(&ch); | |
47747218 | 711 | |
27a3f09b SA |
712 | dec->set_channels(channel_list); |
713 | } | |
aa71890d SA |
714 | |
715 | // Channel bit IDs must be in sync with the channel's apperance in channels_ | |
716 | int id = 0; | |
717 | for (data::DecodeChannel &ch : channels_) | |
718 | if (ch.assigned_signal) | |
719 | ch.bit_id = id++; | |
47747218 SA |
720 | } |
721 | ||
ed535cd7 | 722 | void DecodeSignal::mux_logic_samples(uint32_t segment_id, const int64_t start, const int64_t end) |
47747218 | 723 | { |
27a3f09b SA |
724 | // Enforce end to be greater than start |
725 | if (end <= start) | |
726 | return; | |
727 | ||
ed535cd7 | 728 | // Fetch the channel segments and their data |
27a3f09b SA |
729 | vector<shared_ptr<LogicSegment> > segments; |
730 | vector<const uint8_t*> signal_data; | |
731 | vector<uint8_t> signal_in_bytepos; | |
732 | vector<uint8_t> signal_in_bitpos; | |
733 | ||
734 | for (data::DecodeChannel &ch : channels_) | |
735 | if (ch.assigned_signal) { | |
736 | const shared_ptr<Logic> logic_data = ch.assigned_signal->logic_data(); | |
ed535cd7 SA |
737 | |
738 | shared_ptr<LogicSegment> segment; | |
739 | try { | |
740 | segment = logic_data->logic_segments().at(segment_id); | |
741 | } catch (out_of_range) { | |
742 | qDebug() << "Muxer error for" << name() << ":" << ch.assigned_signal->name() \ | |
743 | << "has no logic segment" << segment_id; | |
744 | return; | |
745 | } | |
27a3f09b | 746 | segments.push_back(segment); |
b82243f7 SA |
747 | |
748 | uint8_t* data = new uint8_t[(end - start) * segment->unit_size()]; | |
749 | segment->get_samples(start, end, data); | |
750 | signal_data.push_back(data); | |
27a3f09b SA |
751 | |
752 | const int bitpos = ch.assigned_signal->logic_bit_index(); | |
753 | signal_in_bytepos.push_back(bitpos / 8); | |
754 | signal_in_bitpos.push_back(bitpos % 8); | |
755 | } | |
756 | ||
ed535cd7 SA |
757 | |
758 | shared_ptr<LogicSegment> output_segment; | |
759 | try { | |
760 | output_segment = logic_mux_data_->logic_segments().at(segment_id); | |
761 | } catch (out_of_range) { | |
762 | qDebug() << "Muxer error for" << name() << ": no logic mux segment" \ | |
763 | << segment_id << "in mux_logic_samples(), mux segments size is" \ | |
764 | << logic_mux_data_->logic_segments().size(); | |
765 | return; | |
766 | } | |
767 | ||
27a3f09b | 768 | // Perform the muxing of signal data into the output data |
8a603e13 | 769 | uint8_t* output = new uint8_t[(end - start) * output_segment->unit_size()]; |
27a3f09b SA |
770 | unsigned int signal_count = signal_data.size(); |
771 | ||
772 | for (int64_t sample_cnt = 0; sample_cnt < (end - start); sample_cnt++) { | |
773 | int bitpos = 0; | |
774 | uint8_t bytepos = 0; | |
775 | ||
8a603e13 SA |
776 | const int out_sample_pos = sample_cnt * output_segment->unit_size(); |
777 | for (unsigned int i = 0; i < output_segment->unit_size(); i++) | |
27a3f09b | 778 | output[out_sample_pos + i] = 0; |
47747218 | 779 | |
27a3f09b SA |
780 | for (unsigned int i = 0; i < signal_count; i++) { |
781 | const int in_sample_pos = sample_cnt * segments[i]->unit_size(); | |
782 | const uint8_t in_sample = 1 & | |
783 | ((signal_data[i][in_sample_pos + signal_in_bytepos[i]]) >> (signal_in_bitpos[i])); | |
47747218 | 784 | |
27a3f09b SA |
785 | const uint8_t out_sample = output[out_sample_pos + bytepos]; |
786 | ||
787 | output[out_sample_pos + bytepos] = out_sample | (in_sample << bitpos); | |
788 | ||
789 | bitpos++; | |
790 | if (bitpos > 7) { | |
791 | bitpos = 0; | |
792 | bytepos++; | |
793 | } | |
794 | } | |
47747218 SA |
795 | } |
796 | ||
8a603e13 | 797 | output_segment->append_payload(output, (end - start) * output_segment->unit_size()); |
27a3f09b SA |
798 | delete[] output; |
799 | ||
800 | for (const uint8_t* data : signal_data) | |
801 | delete[] data; | |
802 | } | |
803 | ||
804 | void DecodeSignal::logic_mux_proc() | |
805 | { | |
ed535cd7 SA |
806 | uint32_t segment_id = 0; |
807 | ||
8a603e13 SA |
808 | assert(logic_mux_data_); |
809 | ||
810 | shared_ptr<LogicSegment> output_segment = logic_mux_data_->logic_segments().front(); | |
811 | assert(output_segment); | |
812 | ||
813 | output_segment->set_samplerate(get_input_samplerate(0)); | |
ed535cd7 | 814 | |
27a3f09b | 815 | do { |
ed535cd7 | 816 | const uint64_t input_sample_count = get_working_sample_count(segment_id); |
8a603e13 | 817 | const uint64_t output_sample_count = output_segment->get_sample_count(); |
27a3f09b SA |
818 | |
819 | const uint64_t samples_to_process = | |
820 | (input_sample_count > output_sample_count) ? | |
821 | (input_sample_count - output_sample_count) : 0; | |
822 | ||
823 | // Process the samples if necessary... | |
824 | if (samples_to_process > 0) { | |
8a603e13 | 825 | const uint64_t unit_size = output_segment->unit_size(); |
27a3f09b SA |
826 | const uint64_t chunk_sample_count = DecodeChunkLength / unit_size; |
827 | ||
828 | uint64_t processed_samples = 0; | |
829 | do { | |
830 | const uint64_t start_sample = output_sample_count + processed_samples; | |
831 | const uint64_t sample_count = | |
832 | min(samples_to_process - processed_samples, chunk_sample_count); | |
833 | ||
ed535cd7 | 834 | mux_logic_samples(segment_id, start_sample, start_sample + sample_count); |
27a3f09b SA |
835 | processed_samples += sample_count; |
836 | ||
837 | // ...and process the newly muxed logic data | |
838 | decode_input_cond_.notify_one(); | |
839 | } while (processed_samples < samples_to_process); | |
840 | } | |
841 | ||
1ec191ed | 842 | if (samples_to_process == 0) { |
ed535cd7 SA |
843 | // TODO Optimize this by caching the input segment count and only |
844 | // querying it when the cached value was reached | |
845 | if (segment_id < get_input_segment_count() - 1) { | |
846 | // Process next segment | |
847 | segment_id++; | |
848 | ||
849 | try { | |
8a603e13 | 850 | output_segment = logic_mux_data_->logic_segments().at(segment_id); |
ed535cd7 SA |
851 | } catch (out_of_range) { |
852 | qDebug() << "Muxer error for" << name() << ": no logic mux segment" \ | |
853 | << segment_id << "in logic_mux_proc(), mux segments size is" \ | |
854 | << logic_mux_data_->logic_segments().size(); | |
855 | return; | |
856 | } | |
ba5f2186 | 857 | |
8a603e13 SA |
858 | output_segment->set_samplerate(get_input_samplerate(segment_id)); |
859 | ||
ed535cd7 SA |
860 | } else { |
861 | // All segments have been processed | |
862 | logic_mux_data_invalid_ = false; | |
863 | ||
864 | // Wait for more input | |
865 | unique_lock<mutex> logic_mux_lock(logic_mux_mutex_); | |
866 | logic_mux_cond_.wait(logic_mux_lock); | |
867 | } | |
27a3f09b | 868 | } |
1ec191ed | 869 | } while (!logic_mux_interrupt_); |
47747218 SA |
870 | } |
871 | ||
a3ebd556 SA |
872 | void DecodeSignal::query_input_metadata() |
873 | { | |
874 | // Update the samplerate and start time because we cannot start | |
875 | // the libsrd session without the current samplerate | |
876 | ||
877 | // TODO Currently we assume all channels have the same sample rate | |
878 | // and start time | |
879 | bool samplerate_valid = false; | |
8ebf8079 SA |
880 | data::DecodeChannel *any_channel; |
881 | shared_ptr<Logic> logic_data; | |
a3ebd556 | 882 | |
8ebf8079 SA |
883 | do { |
884 | any_channel = &(*find_if(channels_.begin(), channels_.end(), | |
885 | [](data::DecodeChannel ch) { return ch.assigned_signal; })); | |
a3ebd556 | 886 | |
8ebf8079 SA |
887 | logic_data = any_channel->assigned_signal->logic_data(); |
888 | ||
889 | if (!logic_data) { | |
890 | // Wait until input data is available or an interrupt was requested | |
891 | unique_lock<mutex> input_wait_lock(input_mutex_); | |
892 | decode_input_cond_.wait(input_wait_lock); | |
893 | } | |
894 | } while (!logic_data && !decode_interrupt_); | |
895 | ||
896 | if (decode_interrupt_) | |
897 | return; | |
a3ebd556 SA |
898 | |
899 | do { | |
900 | if (!logic_data->logic_segments().empty()) { | |
901 | shared_ptr<LogicSegment> first_segment = | |
902 | any_channel->assigned_signal->logic_data()->logic_segments().front(); | |
72435789 | 903 | |
8a603e13 SA |
904 | // We only need valid metadata in the first decode segment |
905 | // so that start_srd_session() can use it | |
906 | segments_.at(current_segment_id_).start_time = first_segment->start_time(); | |
907 | segments_.at(current_segment_id_).samplerate = first_segment->samplerate(); | |
908 | ||
909 | if (segments_.at(current_segment_id_).samplerate > 0) | |
a3ebd556 SA |
910 | samplerate_valid = true; |
911 | } | |
912 | ||
1ec191ed SA |
913 | if (!samplerate_valid) { |
914 | // Wait until input data is available or an interrupt was requested | |
915 | unique_lock<mutex> input_wait_lock(input_mutex_); | |
916 | decode_input_cond_.wait(input_wait_lock); | |
917 | } | |
a3ebd556 SA |
918 | } while (!samplerate_valid && !decode_interrupt_); |
919 | } | |
920 | ||
47747218 | 921 | void DecodeSignal::decode_data( |
8a603e13 SA |
922 | const int64_t abs_start_samplenum, const int64_t sample_count, |
923 | const shared_ptr<LogicSegment> input_segment) | |
47747218 | 924 | { |
8a603e13 | 925 | const int64_t unit_size = input_segment->unit_size(); |
27a3f09b | 926 | const int64_t chunk_sample_count = DecodeChunkLength / unit_size; |
47747218 SA |
927 | |
928 | for (int64_t i = abs_start_samplenum; | |
929 | !decode_interrupt_ && (i < (abs_start_samplenum + sample_count)); | |
930 | i += chunk_sample_count) { | |
931 | ||
932 | const int64_t chunk_end = min(i + chunk_sample_count, | |
933 | abs_start_samplenum + sample_count); | |
934 | ||
b82243f7 SA |
935 | int64_t data_size = (chunk_end - i) * unit_size; |
936 | uint8_t* chunk = new uint8_t[data_size]; | |
8a603e13 | 937 | input_segment->get_samples(i, chunk_end, chunk); |
47747218 | 938 | |
e91883bb | 939 | if (srd_session_send(srd_session_, i, chunk_end, chunk, |
b82243f7 | 940 | data_size, unit_size) != SRD_OK) { |
47747218 SA |
941 | error_message_ = tr("Decoder reported an error"); |
942 | delete[] chunk; | |
943 | break; | |
944 | } | |
a3ebd556 | 945 | |
47747218 SA |
946 | delete[] chunk; |
947 | ||
948 | { | |
949 | lock_guard<mutex> lock(output_mutex_); | |
8a603e13 | 950 | segments_.at(current_segment_id_).samples_decoded = chunk_end; |
47747218 | 951 | } |
1b56c646 SA |
952 | |
953 | // Notify the frontend that we processed some data and | |
954 | // possibly have new annotations as well | |
955 | new_annotations(); | |
47747218 SA |
956 | } |
957 | } | |
958 | ||
959 | void DecodeSignal::decode_proc() | |
960 | { | |
a3ebd556 SA |
961 | query_input_metadata(); |
962 | ||
963 | if (decode_interrupt_) | |
964 | return; | |
965 | ||
e91883bb | 966 | start_srd_session(); |
47747218 | 967 | |
8a603e13 SA |
968 | current_segment_id_ = 0; |
969 | shared_ptr<LogicSegment> input_segment = logic_mux_data_->logic_segments().front(); | |
970 | ||
971 | assert(input_segment); | |
972 | segments_.at(current_segment_id_).samplerate = input_segment->samplerate(); | |
973 | ||
27a3f09b SA |
974 | uint64_t sample_count; |
975 | uint64_t abs_start_samplenum = 0; | |
47747218 | 976 | do { |
27a3f09b SA |
977 | // Keep processing new samples until we exhaust the input data |
978 | do { | |
767bf4e7 | 979 | lock_guard<mutex> input_lock(input_mutex_); |
8a603e13 | 980 | sample_count = input_segment->get_sample_count() - abs_start_samplenum; |
27a3f09b SA |
981 | |
982 | if (sample_count > 0) { | |
8a603e13 | 983 | decode_data(abs_start_samplenum, sample_count, input_segment); |
27a3f09b SA |
984 | abs_start_samplenum += sample_count; |
985 | } | |
1b56c646 SA |
986 | } while (error_message_.isEmpty() && (sample_count > 0) && !decode_interrupt_); |
987 | ||
8a603e13 SA |
988 | if (error_message_.isEmpty() && !decode_interrupt_ && sample_count == 0) { |
989 | if (current_segment_id_ < logic_mux_data_->logic_segments().size() - 1) { | |
990 | // Process next segment | |
991 | current_segment_id_++; | |
992 | ||
993 | try { | |
994 | input_segment = logic_mux_data_->logic_segments().at(current_segment_id_); | |
995 | } catch (out_of_range) { | |
996 | qDebug() << "Decode error for" << name() << ": no logic mux segment" \ | |
997 | << current_segment_id_ << "in decode_proc(), mux segments size is" \ | |
998 | << logic_mux_data_->logic_segments().size(); | |
999 | return; | |
1000 | } | |
1001 | abs_start_samplenum = 0; | |
1002 | ||
1003 | segments_.at(current_segment_id_).samplerate = input_segment->samplerate(); | |
1004 | ||
1005 | // Reset decoder state | |
1006 | stop_srd_session(); | |
1007 | start_srd_session(); | |
1008 | } else { | |
1009 | // All segments have been processed | |
1b56c646 | 1010 | decode_finished(); |
27a3f09b | 1011 | |
8a603e13 SA |
1012 | // Wait for new input data or an interrupt was requested |
1013 | unique_lock<mutex> input_wait_lock(input_mutex_); | |
1014 | decode_input_cond_.wait(input_wait_lock); | |
1015 | } | |
27a3f09b SA |
1016 | } |
1017 | } while (error_message_.isEmpty() && !decode_interrupt_); | |
e91883bb SA |
1018 | } |
1019 | ||
1020 | void DecodeSignal::start_srd_session() | |
1021 | { | |
a3ebd556 SA |
1022 | if (srd_session_) |
1023 | stop_srd_session(); | |
e91883bb | 1024 | |
a3ebd556 SA |
1025 | // Create the session |
1026 | srd_session_new(&srd_session_); | |
1027 | assert(srd_session_); | |
47747218 | 1028 | |
a3ebd556 SA |
1029 | // Create the decoders |
1030 | srd_decoder_inst *prev_di = nullptr; | |
1031 | for (const shared_ptr<decode::Decoder> &dec : stack_) { | |
1032 | srd_decoder_inst *const di = dec->create_decoder_inst(srd_session_); | |
e91883bb | 1033 | |
a3ebd556 SA |
1034 | if (!di) { |
1035 | error_message_ = tr("Failed to create decoder instance"); | |
1036 | srd_session_destroy(srd_session_); | |
1037 | return; | |
1038 | } | |
e91883bb | 1039 | |
a3ebd556 SA |
1040 | if (prev_di) |
1041 | srd_inst_stack(srd_session_, prev_di, di); | |
e91883bb | 1042 | |
a3ebd556 | 1043 | prev_di = di; |
e91883bb | 1044 | } |
a3ebd556 SA |
1045 | |
1046 | // Start the session | |
1047 | srd_session_metadata_set(srd_session_, SRD_CONF_SAMPLERATE, | |
8a603e13 | 1048 | g_variant_new_uint64(segments_.at(current_segment_id_).samplerate)); |
a3ebd556 SA |
1049 | |
1050 | srd_pd_output_callback_add(srd_session_, SRD_OUTPUT_ANN, | |
1051 | DecodeSignal::annotation_callback, this); | |
1052 | ||
1053 | srd_session_start(srd_session_); | |
e91883bb | 1054 | } |
47747218 | 1055 | |
e91883bb SA |
1056 | void DecodeSignal::stop_srd_session() |
1057 | { | |
1058 | if (srd_session_) { | |
1059 | // Destroy the session | |
1060 | srd_session_destroy(srd_session_); | |
1061 | srd_session_ = nullptr; | |
1062 | } | |
47747218 SA |
1063 | } |
1064 | ||
a8a9222d SA |
1065 | void DecodeSignal::connect_input_notifiers() |
1066 | { | |
1067 | // Disconnect the notification slot from the previous set of signals | |
1b56c646 | 1068 | disconnect(this, SLOT(on_data_cleared())); |
a8a9222d SA |
1069 | disconnect(this, SLOT(on_data_received())); |
1070 | ||
1071 | // Connect the currently used signals to our slot | |
1072 | for (data::DecodeChannel &ch : channels_) { | |
1073 | if (!ch.assigned_signal) | |
1074 | continue; | |
1075 | ||
1b56c646 SA |
1076 | const data::SignalBase *signal = ch.assigned_signal; |
1077 | connect(signal, SIGNAL(samples_cleared()), | |
1078 | this, SLOT(on_data_cleared())); | |
1079 | connect(signal, SIGNAL(samples_added(QObject*, uint64_t, uint64_t)), | |
a8a9222d SA |
1080 | this, SLOT(on_data_received())); |
1081 | } | |
1082 | } | |
1083 | ||
8a603e13 | 1084 | void DecodeSignal::create_segments() |
4913560f | 1085 | { |
8a603e13 SA |
1086 | // Make sure we have as many segments as we need |
1087 | const uint32_t input_segment_count = get_input_segment_count(); | |
1088 | ||
1089 | for (uint32_t i = logic_mux_data_->logic_segments().size(); i < input_segment_count; i++) { | |
1090 | shared_ptr<LogicSegment> segment = | |
1091 | make_shared<LogicSegment>(*logic_mux_data_, logic_mux_unit_size_, 0); | |
1092 | logic_mux_data_->push_segment(segment); | |
72435789 SA |
1093 | } |
1094 | ||
8a603e13 SA |
1095 | for (uint32_t i = segments_.size(); i < input_segment_count; i++) { |
1096 | // Create annotation segment | |
1097 | segments_.emplace_back(DecodeSegment()); | |
72435789 | 1098 | |
8a603e13 SA |
1099 | // Add annotation classes |
1100 | for (const shared_ptr<decode::Decoder> &dec : stack_) { | |
1101 | assert(dec); | |
1102 | const srd_decoder *const decc = dec->decoder(); | |
1103 | assert(dec->decoder()); | |
4913560f | 1104 | |
8a603e13 SA |
1105 | // Add a row for the decoder if it doesn't have a row list |
1106 | if (!decc->annotation_rows) | |
1107 | (segments_.back().annotation_rows)[Row(decc)] = | |
1108 | decode::RowData(); | |
4913560f | 1109 | |
8a603e13 SA |
1110 | // Add the decoder rows |
1111 | for (const GSList *l = decc->annotation_rows; l; l = l->next) { | |
1112 | const srd_decoder_annotation_row *const ann_row = | |
1113 | (srd_decoder_annotation_row *)l->data; | |
1114 | assert(ann_row); | |
4913560f | 1115 | |
8a603e13 | 1116 | const Row row(decc, ann_row); |
4913560f | 1117 | |
8a603e13 SA |
1118 | // Add a new empty row data object |
1119 | (segments_.back().annotation_rows)[row] = | |
1120 | decode::RowData(); | |
1121 | } | |
4913560f SA |
1122 | } |
1123 | } | |
1124 | } | |
1125 | ||
47747218 SA |
1126 | void DecodeSignal::annotation_callback(srd_proto_data *pdata, void *decode_signal) |
1127 | { | |
1128 | assert(pdata); | |
b21501d6 | 1129 | assert(decode_signal); |
47747218 SA |
1130 | |
1131 | DecodeSignal *const ds = (DecodeSignal*)decode_signal; | |
1132 | assert(ds); | |
1133 | ||
1134 | lock_guard<mutex> lock(ds->output_mutex_); | |
1135 | ||
47747218 SA |
1136 | // Find the row |
1137 | assert(pdata->pdo); | |
1138 | assert(pdata->pdo->di); | |
1139 | const srd_decoder *const decc = pdata->pdo->di->decoder; | |
1140 | assert(decc); | |
1141 | ||
1becee23 UH |
1142 | const srd_proto_data_annotation *const pda = |
1143 | (const srd_proto_data_annotation*)pdata->data; | |
1144 | assert(pda); | |
1145 | ||
8a603e13 | 1146 | auto row_iter = ds->segments_.at(ds->current_segment_id_).annotation_rows.end(); |
47747218 SA |
1147 | |
1148 | // Try looking up the sub-row of this class | |
1becee23 UH |
1149 | const auto format = pda->ann_class; |
1150 | const auto r = ds->class_rows_.find(make_pair(decc, format)); | |
47747218 | 1151 | if (r != ds->class_rows_.end()) |
8a603e13 | 1152 | row_iter = ds->segments_.at(ds->current_segment_id_).annotation_rows.find((*r).second); |
47747218 SA |
1153 | else { |
1154 | // Failing that, use the decoder as a key | |
8a603e13 | 1155 | row_iter = ds->segments_.at(ds->current_segment_id_).annotation_rows.find(Row(decc)); |
47747218 SA |
1156 | } |
1157 | ||
8a603e13 | 1158 | if (row_iter == ds->segments_.at(ds->current_segment_id_).annotation_rows.end()) { |
47747218 | 1159 | qDebug() << "Unexpected annotation: decoder = " << decc << |
1becee23 | 1160 | ", format = " << format; |
47747218 SA |
1161 | assert(false); |
1162 | return; | |
1163 | } | |
1164 | ||
1165 | // Add the annotation | |
1becee23 | 1166 | (*row_iter).second.emplace_annotation(pdata); |
47747218 SA |
1167 | } |
1168 | ||
1169 | void DecodeSignal::on_capture_state_changed(int state) | |
1170 | { | |
1171 | // If a new acquisition was started, we need to start decoding from scratch | |
ba5f2186 SA |
1172 | if (state == Session::Running) { |
1173 | logic_mux_data_invalid_ = true; | |
47747218 | 1174 | begin_decode(); |
ba5f2186 | 1175 | } |
47747218 SA |
1176 | } |
1177 | ||
1b56c646 SA |
1178 | void DecodeSignal::on_data_cleared() |
1179 | { | |
1180 | reset_decode(); | |
1181 | } | |
1182 | ||
47747218 SA |
1183 | void DecodeSignal::on_data_received() |
1184 | { | |
8a603e13 SA |
1185 | create_segments(); |
1186 | ||
1b56c646 SA |
1187 | if (!logic_mux_thread_.joinable()) |
1188 | begin_decode(); | |
1189 | else | |
1190 | logic_mux_cond_.notify_one(); | |
47747218 SA |
1191 | } |
1192 | ||
ad908057 SA |
1193 | } // namespace data |
1194 | } // namespace pv |