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1 | /* | |
2 | * This file is part of the PulseView project. | |
3 | * | |
4 | * Copyright (C) 2012 Joel Holdsworth <joel@airwebreathe.org.uk> | |
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 | ||
21 | #ifdef ENABLE_DECODE | |
22 | #include <libsigrokdecode/libsigrokdecode.h> | |
23 | #endif | |
24 | ||
25 | #include "sigsession.h" | |
26 | ||
27 | #include "devicemanager.h" | |
28 | ||
29 | #include "data/analog.h" | |
30 | #include "data/analogsnapshot.h" | |
31 | #include "data/decoderstack.h" | |
32 | #include "data/logic.h" | |
33 | #include "data/logicsnapshot.h" | |
34 | #include "data/decode/decoder.h" | |
35 | ||
36 | #include "view/analogsignal.h" | |
37 | #include "view/decodetrace.h" | |
38 | #include "view/logicsignal.h" | |
39 | ||
40 | #include <assert.h> | |
41 | ||
42 | #include <stdexcept> | |
43 | ||
44 | #include <boost/foreach.hpp> | |
45 | ||
46 | #include <sys/stat.h> | |
47 | ||
48 | #include <QDebug> | |
49 | ||
50 | using namespace boost; | |
51 | using namespace std; | |
52 | ||
53 | namespace pv { | |
54 | ||
55 | // TODO: This should not be necessary | |
56 | SigSession* SigSession::_session = NULL; | |
57 | ||
58 | SigSession::SigSession(DeviceManager &device_manager) : | |
59 | _device_manager(device_manager), | |
60 | _sdi(NULL), | |
61 | _capture_state(Stopped) | |
62 | { | |
63 | // TODO: This should not be necessary | |
64 | _session = this; | |
65 | } | |
66 | ||
67 | SigSession::~SigSession() | |
68 | { | |
69 | stop_capture(); | |
70 | ||
71 | _sampling_thread.join(); | |
72 | ||
73 | if (_sdi) | |
74 | _device_manager.release_device(_sdi); | |
75 | _sdi = NULL; | |
76 | ||
77 | // TODO: This should not be necessary | |
78 | _session = NULL; | |
79 | } | |
80 | ||
81 | struct sr_dev_inst* SigSession::get_device() const | |
82 | { | |
83 | return _sdi; | |
84 | } | |
85 | ||
86 | void SigSession::set_device(struct sr_dev_inst *sdi) | |
87 | { | |
88 | // Ensure we are not capturing before setting the device | |
89 | stop_capture(); | |
90 | ||
91 | if (_sdi) | |
92 | _device_manager.release_device(_sdi); | |
93 | if (sdi) | |
94 | _device_manager.use_device(sdi, this); | |
95 | _sdi = sdi; | |
96 | update_signals(sdi); | |
97 | } | |
98 | ||
99 | void SigSession::release_device(struct sr_dev_inst *sdi) | |
100 | { | |
101 | (void)sdi; | |
102 | ||
103 | assert(_capture_state == Stopped); | |
104 | _sdi = NULL; | |
105 | update_signals(NULL); | |
106 | } | |
107 | ||
108 | void SigSession::load_file(const string &name, | |
109 | function<void (const QString)> error_handler) | |
110 | { | |
111 | stop_capture(); | |
112 | ||
113 | if (sr_session_load(name.c_str()) == SR_OK) { | |
114 | GSList *devlist = NULL; | |
115 | sr_session_dev_list(&devlist); | |
116 | ||
117 | if (!devlist || !devlist->data || | |
118 | sr_session_start() != SR_OK) { | |
119 | error_handler(tr("Failed to start session.")); | |
120 | return; | |
121 | } | |
122 | ||
123 | sr_dev_inst *const sdi = (sr_dev_inst*)devlist->data; | |
124 | g_slist_free(devlist); | |
125 | ||
126 | _decode_traces.clear(); | |
127 | update_signals(sdi); | |
128 | read_sample_rate(sdi); | |
129 | ||
130 | _sampling_thread = boost::thread( | |
131 | &SigSession::load_session_thread_proc, this, | |
132 | error_handler); | |
133 | ||
134 | } else { | |
135 | sr_input *in = NULL; | |
136 | ||
137 | if (!(in = load_input_file_format(name.c_str(), | |
138 | error_handler))) | |
139 | return; | |
140 | ||
141 | _decode_traces.clear(); | |
142 | update_signals(in->sdi); | |
143 | read_sample_rate(in->sdi); | |
144 | ||
145 | _sampling_thread = boost::thread( | |
146 | &SigSession::load_input_thread_proc, this, | |
147 | name, in, error_handler); | |
148 | } | |
149 | } | |
150 | ||
151 | SigSession::capture_state SigSession::get_capture_state() const | |
152 | { | |
153 | lock_guard<mutex> lock(_sampling_mutex); | |
154 | return _capture_state; | |
155 | } | |
156 | ||
157 | void SigSession::start_capture(uint64_t record_length, | |
158 | function<void (const QString)> error_handler) | |
159 | { | |
160 | stop_capture(); | |
161 | ||
162 | // Check that a device instance has been selected. | |
163 | if (!_sdi) { | |
164 | qDebug() << "No device selected"; | |
165 | return; | |
166 | } | |
167 | ||
168 | // Check that at least one probe is enabled | |
169 | const GSList *l; | |
170 | for (l = _sdi->probes; l; l = l->next) { | |
171 | sr_probe *const probe = (sr_probe*)l->data; | |
172 | assert(probe); | |
173 | if (probe->enabled) | |
174 | break; | |
175 | } | |
176 | ||
177 | if (!l) { | |
178 | error_handler(tr("No probes enabled.")); | |
179 | return; | |
180 | } | |
181 | ||
182 | // Begin the session | |
183 | _sampling_thread = boost::thread( | |
184 | &SigSession::sample_thread_proc, this, _sdi, | |
185 | record_length, error_handler); | |
186 | } | |
187 | ||
188 | void SigSession::stop_capture() | |
189 | { | |
190 | if (get_capture_state() == Stopped) | |
191 | return; | |
192 | ||
193 | sr_session_stop(); | |
194 | ||
195 | // Check that sampling stopped | |
196 | _sampling_thread.join(); | |
197 | } | |
198 | ||
199 | vector< shared_ptr<view::Signal> > SigSession::get_signals() const | |
200 | { | |
201 | lock_guard<mutex> lock(_signals_mutex); | |
202 | return _signals; | |
203 | } | |
204 | ||
205 | boost::shared_ptr<data::Logic> SigSession::get_data() | |
206 | { | |
207 | return _logic_data; | |
208 | } | |
209 | ||
210 | #ifdef ENABLE_DECODE | |
211 | bool SigSession::add_decoder(srd_decoder *const dec) | |
212 | { | |
213 | map<const srd_probe*, shared_ptr<view::LogicSignal> > probes; | |
214 | shared_ptr<data::DecoderStack> decoder_stack; | |
215 | ||
216 | try | |
217 | { | |
218 | lock_guard<mutex> lock(_signals_mutex); | |
219 | ||
220 | // Create the decoder | |
221 | decoder_stack = shared_ptr<data::DecoderStack>( | |
222 | new data::DecoderStack(dec)); | |
223 | ||
224 | // Auto select the initial probes | |
225 | for(const GSList *i = dec->probes; i; i = i->next) | |
226 | { | |
227 | const srd_probe *const probe = (const srd_probe*)i->data; | |
228 | BOOST_FOREACH(shared_ptr<view::Signal> s, _signals) | |
229 | { | |
230 | shared_ptr<view::LogicSignal> l = | |
231 | dynamic_pointer_cast<view::LogicSignal>(s); | |
232 | if (l && QString::fromUtf8(probe->name). | |
233 | toLower().contains( | |
234 | l->get_name().toLower())) | |
235 | probes[probe] = l; | |
236 | } | |
237 | } | |
238 | ||
239 | assert(decoder_stack); | |
240 | assert(!decoder_stack->stack().empty()); | |
241 | assert(decoder_stack->stack().front()); | |
242 | decoder_stack->stack().front()->set_probes(probes); | |
243 | ||
244 | // Create the decode signal | |
245 | shared_ptr<view::DecodeTrace> d( | |
246 | new view::DecodeTrace(*this, decoder_stack, | |
247 | _decode_traces.size())); | |
248 | _decode_traces.push_back(d); | |
249 | } | |
250 | catch(std::runtime_error e) | |
251 | { | |
252 | return false; | |
253 | } | |
254 | ||
255 | signals_changed(); | |
256 | ||
257 | // Do an initial decode | |
258 | decoder_stack->begin_decode(); | |
259 | ||
260 | return true; | |
261 | } | |
262 | ||
263 | vector< shared_ptr<view::DecodeTrace> > SigSession::get_decode_signals() const | |
264 | { | |
265 | lock_guard<mutex> lock(_signals_mutex); | |
266 | return _decode_traces; | |
267 | } | |
268 | ||
269 | void SigSession::remove_decode_signal(view::DecodeTrace *signal) | |
270 | { | |
271 | for (vector< shared_ptr<view::DecodeTrace> >::iterator i = | |
272 | _decode_traces.begin(); | |
273 | i != _decode_traces.end(); | |
274 | i++) | |
275 | if ((*i).get() == signal) | |
276 | { | |
277 | _decode_traces.erase(i); | |
278 | signals_changed(); | |
279 | return; | |
280 | } | |
281 | } | |
282 | #endif | |
283 | ||
284 | void SigSession::set_capture_state(capture_state state) | |
285 | { | |
286 | lock_guard<mutex> lock(_sampling_mutex); | |
287 | const bool changed = _capture_state != state; | |
288 | _capture_state = state; | |
289 | if(changed) | |
290 | capture_state_changed(state); | |
291 | } | |
292 | ||
293 | /** | |
294 | * Attempts to autodetect the format. Failing that | |
295 | * @param filename The filename of the input file. | |
296 | * @return A pointer to the 'struct sr_input_format' that should be used, | |
297 | * or NULL if no input format was selected or auto-detected. | |
298 | */ | |
299 | sr_input_format* SigSession::determine_input_file_format( | |
300 | const string &filename) | |
301 | { | |
302 | int i; | |
303 | ||
304 | /* If there are no input formats, return NULL right away. */ | |
305 | sr_input_format *const *const inputs = sr_input_list(); | |
306 | if (!inputs) { | |
307 | g_critical("No supported input formats available."); | |
308 | return NULL; | |
309 | } | |
310 | ||
311 | /* Otherwise, try to find an input module that can handle this file. */ | |
312 | for (i = 0; inputs[i]; i++) { | |
313 | if (inputs[i]->format_match(filename.c_str())) | |
314 | break; | |
315 | } | |
316 | ||
317 | /* Return NULL if no input module wanted to touch this. */ | |
318 | if (!inputs[i]) { | |
319 | g_critical("Error: no matching input module found."); | |
320 | return NULL; | |
321 | } | |
322 | ||
323 | return inputs[i]; | |
324 | } | |
325 | ||
326 | sr_input* SigSession::load_input_file_format(const string &filename, | |
327 | function<void (const QString)> error_handler, | |
328 | sr_input_format *format) | |
329 | { | |
330 | struct stat st; | |
331 | sr_input *in; | |
332 | ||
333 | if (!format && !(format = | |
334 | determine_input_file_format(filename.c_str()))) { | |
335 | /* The exact cause was already logged. */ | |
336 | return NULL; | |
337 | } | |
338 | ||
339 | if (stat(filename.c_str(), &st) == -1) { | |
340 | error_handler(tr("Failed to load file")); | |
341 | return NULL; | |
342 | } | |
343 | ||
344 | /* Initialize the input module. */ | |
345 | if (!(in = new sr_input)) { | |
346 | qDebug("Failed to allocate input module.\n"); | |
347 | return NULL; | |
348 | } | |
349 | ||
350 | in->format = format; | |
351 | in->param = NULL; | |
352 | if (in->format->init && | |
353 | in->format->init(in, filename.c_str()) != SR_OK) { | |
354 | qDebug("Input format init failed.\n"); | |
355 | return NULL; | |
356 | } | |
357 | ||
358 | sr_session_new(); | |
359 | ||
360 | if (sr_session_dev_add(in->sdi) != SR_OK) { | |
361 | qDebug("Failed to use device.\n"); | |
362 | sr_session_destroy(); | |
363 | return NULL; | |
364 | } | |
365 | ||
366 | return in; | |
367 | } | |
368 | ||
369 | void SigSession::update_signals(const sr_dev_inst *const sdi) | |
370 | { | |
371 | assert(_capture_state == Stopped); | |
372 | ||
373 | shared_ptr<view::Signal> signal; | |
374 | unsigned int logic_probe_count = 0; | |
375 | unsigned int analog_probe_count = 0; | |
376 | ||
377 | // Clear the decode traces | |
378 | _decode_traces.clear(); | |
379 | ||
380 | // Detect what data types we will receive | |
381 | if(sdi) { | |
382 | for (const GSList *l = sdi->probes; l; l = l->next) { | |
383 | const sr_probe *const probe = (const sr_probe *)l->data; | |
384 | if (!probe->enabled) | |
385 | continue; | |
386 | ||
387 | switch(probe->type) { | |
388 | case SR_PROBE_LOGIC: | |
389 | logic_probe_count++; | |
390 | break; | |
391 | ||
392 | case SR_PROBE_ANALOG: | |
393 | analog_probe_count++; | |
394 | break; | |
395 | } | |
396 | } | |
397 | } | |
398 | ||
399 | // Create data containers for the data snapshots | |
400 | { | |
401 | lock_guard<mutex> data_lock(_data_mutex); | |
402 | ||
403 | _logic_data.reset(); | |
404 | if (logic_probe_count != 0) { | |
405 | _logic_data.reset(new data::Logic( | |
406 | logic_probe_count)); | |
407 | assert(_logic_data); | |
408 | } | |
409 | ||
410 | _analog_data.reset(); | |
411 | if (analog_probe_count != 0) { | |
412 | _analog_data.reset(new data::Analog()); | |
413 | assert(_analog_data); | |
414 | } | |
415 | } | |
416 | ||
417 | // Make the Signals list | |
418 | { | |
419 | lock_guard<mutex> lock(_signals_mutex); | |
420 | ||
421 | _signals.clear(); | |
422 | ||
423 | if(sdi) { | |
424 | for (const GSList *l = sdi->probes; l; l = l->next) { | |
425 | sr_probe *const probe = (sr_probe *)l->data; | |
426 | assert(probe); | |
427 | ||
428 | switch(probe->type) { | |
429 | case SR_PROBE_LOGIC: | |
430 | signal = shared_ptr<view::Signal>( | |
431 | new view::LogicSignal(*this, probe, | |
432 | _logic_data)); | |
433 | break; | |
434 | ||
435 | case SR_PROBE_ANALOG: | |
436 | signal = shared_ptr<view::Signal>( | |
437 | new view::AnalogSignal(*this, probe, | |
438 | _analog_data)); | |
439 | break; | |
440 | } | |
441 | ||
442 | _signals.push_back(signal); | |
443 | } | |
444 | } | |
445 | } | |
446 | ||
447 | signals_changed(); | |
448 | } | |
449 | ||
450 | bool SigSession::is_trigger_enabled() const | |
451 | { | |
452 | assert(_sdi); | |
453 | for (const GSList *l = _sdi->probes; l; l = l->next) { | |
454 | const sr_probe *const p = (const sr_probe *)l->data; | |
455 | assert(p); | |
456 | if (p->trigger && p->trigger[0] != '\0') | |
457 | return true; | |
458 | } | |
459 | ||
460 | return false; | |
461 | } | |
462 | ||
463 | void SigSession::read_sample_rate(const sr_dev_inst *const sdi) | |
464 | { | |
465 | GVariant *gvar; | |
466 | uint64_t sample_rate = 0; | |
467 | ||
468 | // Read out the sample rate | |
469 | if(sdi->driver) | |
470 | { | |
471 | const int ret = sr_config_get(sdi->driver, sdi, NULL, | |
472 | SR_CONF_SAMPLERATE, &gvar); | |
473 | if (ret != SR_OK) { | |
474 | qDebug("Failed to get samplerate\n"); | |
475 | return; | |
476 | } | |
477 | ||
478 | sample_rate = g_variant_get_uint64(gvar); | |
479 | g_variant_unref(gvar); | |
480 | } | |
481 | ||
482 | if(_analog_data) | |
483 | _analog_data->set_samplerate(sample_rate); | |
484 | if(_logic_data) | |
485 | _logic_data->set_samplerate(sample_rate); | |
486 | } | |
487 | ||
488 | void SigSession::load_session_thread_proc( | |
489 | function<void (const QString)> error_handler) | |
490 | { | |
491 | (void)error_handler; | |
492 | ||
493 | sr_session_datafeed_callback_add(data_feed_in_proc, NULL); | |
494 | ||
495 | set_capture_state(Running); | |
496 | ||
497 | sr_session_run(); | |
498 | ||
499 | sr_session_destroy(); | |
500 | set_capture_state(Stopped); | |
501 | ||
502 | // Confirm that SR_DF_END was received | |
503 | assert(!_cur_logic_snapshot); | |
504 | assert(!_cur_analog_snapshot); | |
505 | } | |
506 | ||
507 | void SigSession::load_input_thread_proc(const string name, | |
508 | sr_input *in, function<void (const QString)> error_handler) | |
509 | { | |
510 | (void)error_handler; | |
511 | ||
512 | assert(in); | |
513 | assert(in->format); | |
514 | ||
515 | sr_session_datafeed_callback_add(data_feed_in_proc, NULL); | |
516 | ||
517 | set_capture_state(Running); | |
518 | ||
519 | in->format->loadfile(in, name.c_str()); | |
520 | ||
521 | sr_session_destroy(); | |
522 | set_capture_state(Stopped); | |
523 | ||
524 | // Confirm that SR_DF_END was received | |
525 | assert(!_cur_logic_snapshot); | |
526 | assert(!_cur_analog_snapshot); | |
527 | ||
528 | delete in; | |
529 | } | |
530 | ||
531 | void SigSession::sample_thread_proc(struct sr_dev_inst *sdi, | |
532 | uint64_t record_length, | |
533 | function<void (const QString)> error_handler) | |
534 | { | |
535 | assert(sdi); | |
536 | assert(error_handler); | |
537 | ||
538 | sr_session_new(); | |
539 | sr_session_datafeed_callback_add(data_feed_in_proc, NULL); | |
540 | ||
541 | if (sr_session_dev_add(sdi) != SR_OK) { | |
542 | error_handler(tr("Failed to use device.")); | |
543 | sr_session_destroy(); | |
544 | return; | |
545 | } | |
546 | ||
547 | // Set the sample limit | |
548 | if (sr_config_set(sdi, NULL, SR_CONF_LIMIT_SAMPLES, | |
549 | g_variant_new_uint64(record_length)) != SR_OK) { | |
550 | error_handler(tr("Failed to configure " | |
551 | "time-based sample limit.")); | |
552 | sr_session_destroy(); | |
553 | return; | |
554 | } | |
555 | ||
556 | if (sr_session_start() != SR_OK) { | |
557 | error_handler(tr("Failed to start session.")); | |
558 | return; | |
559 | } | |
560 | ||
561 | set_capture_state(is_trigger_enabled() ? AwaitingTrigger : Running); | |
562 | ||
563 | sr_session_run(); | |
564 | sr_session_destroy(); | |
565 | ||
566 | set_capture_state(Stopped); | |
567 | ||
568 | // Confirm that SR_DF_END was received | |
569 | assert(!_cur_logic_snapshot); | |
570 | assert(!_cur_analog_snapshot); | |
571 | } | |
572 | ||
573 | void SigSession::feed_in_header(const sr_dev_inst *sdi) | |
574 | { | |
575 | read_sample_rate(sdi); | |
576 | } | |
577 | ||
578 | void SigSession::feed_in_meta(const sr_dev_inst *sdi, | |
579 | const sr_datafeed_meta &meta) | |
580 | { | |
581 | (void)sdi; | |
582 | ||
583 | for (const GSList *l = meta.config; l; l = l->next) { | |
584 | const sr_config *const src = (const sr_config*)l->data; | |
585 | switch (src->key) { | |
586 | case SR_CONF_SAMPLERATE: | |
587 | /// @todo handle samplerate changes | |
588 | /// samplerate = (uint64_t *)src->value; | |
589 | break; | |
590 | default: | |
591 | // Unknown metadata is not an error. | |
592 | break; | |
593 | } | |
594 | } | |
595 | ||
596 | signals_changed(); | |
597 | } | |
598 | ||
599 | void SigSession::feed_in_logic(const sr_datafeed_logic &logic) | |
600 | { | |
601 | lock_guard<mutex> lock(_data_mutex); | |
602 | ||
603 | if (!_logic_data) | |
604 | { | |
605 | qDebug() << "Unexpected logic packet"; | |
606 | return; | |
607 | } | |
608 | ||
609 | if (!_cur_logic_snapshot) | |
610 | { | |
611 | set_capture_state(Running); | |
612 | ||
613 | // Create a new data snapshot | |
614 | _cur_logic_snapshot = shared_ptr<data::LogicSnapshot>( | |
615 | new data::LogicSnapshot(logic)); | |
616 | _logic_data->push_snapshot(_cur_logic_snapshot); | |
617 | } | |
618 | else | |
619 | { | |
620 | // Append to the existing data snapshot | |
621 | _cur_logic_snapshot->append_payload(logic); | |
622 | } | |
623 | ||
624 | data_updated(); | |
625 | } | |
626 | ||
627 | void SigSession::feed_in_analog(const sr_datafeed_analog &analog) | |
628 | { | |
629 | lock_guard<mutex> lock(_data_mutex); | |
630 | ||
631 | if(!_analog_data) | |
632 | { | |
633 | qDebug() << "Unexpected analog packet"; | |
634 | return; // This analog packet was not expected. | |
635 | } | |
636 | ||
637 | if (!_cur_analog_snapshot) | |
638 | { | |
639 | set_capture_state(Running); | |
640 | ||
641 | // Create a new data snapshot | |
642 | _cur_analog_snapshot = shared_ptr<data::AnalogSnapshot>( | |
643 | new data::AnalogSnapshot(analog)); | |
644 | _analog_data->push_snapshot(_cur_analog_snapshot); | |
645 | } | |
646 | else | |
647 | { | |
648 | // Append to the existing data snapshot | |
649 | _cur_analog_snapshot->append_payload(analog); | |
650 | } | |
651 | ||
652 | data_updated(); | |
653 | } | |
654 | ||
655 | void SigSession::data_feed_in(const struct sr_dev_inst *sdi, | |
656 | const struct sr_datafeed_packet *packet) | |
657 | { | |
658 | assert(sdi); | |
659 | assert(packet); | |
660 | ||
661 | switch (packet->type) { | |
662 | case SR_DF_HEADER: | |
663 | feed_in_header(sdi); | |
664 | break; | |
665 | ||
666 | case SR_DF_META: | |
667 | assert(packet->payload); | |
668 | feed_in_meta(sdi, | |
669 | *(const sr_datafeed_meta*)packet->payload); | |
670 | break; | |
671 | ||
672 | case SR_DF_LOGIC: | |
673 | assert(packet->payload); | |
674 | feed_in_logic(*(const sr_datafeed_logic*)packet->payload); | |
675 | break; | |
676 | ||
677 | case SR_DF_ANALOG: | |
678 | assert(packet->payload); | |
679 | feed_in_analog(*(const sr_datafeed_analog*)packet->payload); | |
680 | break; | |
681 | ||
682 | case SR_DF_END: | |
683 | { | |
684 | { | |
685 | lock_guard<mutex> lock(_data_mutex); | |
686 | _cur_logic_snapshot.reset(); | |
687 | _cur_analog_snapshot.reset(); | |
688 | } | |
689 | data_updated(); | |
690 | break; | |
691 | } | |
692 | } | |
693 | } | |
694 | ||
695 | void SigSession::data_feed_in_proc(const struct sr_dev_inst *sdi, | |
696 | const struct sr_datafeed_packet *packet, void *cb_data) | |
697 | { | |
698 | (void) cb_data; | |
699 | assert(_session); | |
700 | _session->data_feed_in(sdi, packet); | |
701 | } | |
702 | ||
703 | } // namespace pv |