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Commit | Line | Data |
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2953961c | 1 | /* |
b3f22de0 | 2 | * This file is part of the PulseView project. |
2953961c JH |
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 | ||
4e5a4405 JH |
21 | #include <libsigrokdecode/libsigrokdecode.h> |
22 | ||
2953961c JH |
23 | #include "sigsession.h" |
24 | ||
dc0867ff | 25 | #include "devicemanager.h" |
119aff65 | 26 | |
1b1ec774 JH |
27 | #include "data/analog.h" |
28 | #include "data/analogsnapshot.h" | |
119aff65 | 29 | #include "data/decoder.h" |
1b1ec774 JH |
30 | #include "data/logic.h" |
31 | #include "data/logicsnapshot.h" | |
82c7f640 | 32 | |
aba1dd16 | 33 | #include "view/analogsignal.h" |
b9329558 | 34 | #include "view/decodetrace.h" |
8d634081 | 35 | #include "view/logicsignal.h" |
28a4c9c5 | 36 | |
2953961c JH |
37 | #include <assert.h> |
38 | ||
e92cd4e4 JH |
39 | #include <stdexcept> |
40 | ||
4e5a4405 JH |
41 | #include <boost/foreach.hpp> |
42 | ||
728e5ef7 JH |
43 | #include <sys/stat.h> |
44 | ||
79efbc53 JH |
45 | #include <QDebug> |
46 | ||
28a4c9c5 | 47 | using namespace boost; |
e3f65ace | 48 | using namespace std; |
28a4c9c5 | 49 | |
51e77110 JH |
50 | namespace pv { |
51 | ||
2953961c | 52 | // TODO: This should not be necessary |
04abfae9 | 53 | SigSession* SigSession::_session = NULL; |
2953961c | 54 | |
dc0867ff JH |
55 | SigSession::SigSession(DeviceManager &device_manager) : |
56 | _device_manager(device_manager), | |
d64d1596 | 57 | _sdi(NULL), |
5b7cf66c | 58 | _capture_state(Stopped) |
2953961c JH |
59 | { |
60 | // TODO: This should not be necessary | |
04abfae9 | 61 | _session = this; |
2953961c JH |
62 | } |
63 | ||
64 | SigSession::~SigSession() | |
65 | { | |
5b7cf66c JH |
66 | stop_capture(); |
67 | ||
e042ad64 | 68 | _sampling_thread.join(); |
2e2946fe | 69 | |
0f784939 JH |
70 | if (_sdi) |
71 | _device_manager.release_device(_sdi); | |
72 | _sdi = NULL; | |
73 | ||
2953961c | 74 | // TODO: This should not be necessary |
04abfae9 | 75 | _session = NULL; |
2953961c JH |
76 | } |
77 | ||
dc0867ff JH |
78 | struct sr_dev_inst* SigSession::get_device() const |
79 | { | |
80 | return _sdi; | |
81 | } | |
82 | ||
d64d1596 JH |
83 | void SigSession::set_device(struct sr_dev_inst *sdi) |
84 | { | |
88497156 | 85 | if (_sdi) |
dc0867ff | 86 | _device_manager.release_device(_sdi); |
88497156 | 87 | if (sdi) |
dc0867ff | 88 | _device_manager.use_device(sdi, this); |
d64d1596 | 89 | _sdi = sdi; |
b698553c | 90 | update_signals(sdi); |
d64d1596 JH |
91 | } |
92 | ||
dc0867ff JH |
93 | void SigSession::release_device(struct sr_dev_inst *sdi) |
94 | { | |
95 | (void)sdi; | |
96 | ||
97 | assert(_capture_state == Stopped); | |
98 | _sdi = NULL; | |
b698553c | 99 | update_signals(NULL); |
dc0867ff JH |
100 | } |
101 | ||
f2edb557 JH |
102 | void SigSession::load_file(const string &name, |
103 | function<void (const QString)> error_handler) | |
2953961c | 104 | { |
8a67bd9e | 105 | stop_capture(); |
e8c9f8a5 JH |
106 | |
107 | if (sr_session_load(name.c_str()) == SR_OK) { | |
108 | GSList *devlist = NULL; | |
109 | sr_session_dev_list(&devlist); | |
110 | ||
111 | if (!devlist || !devlist->data || | |
112 | sr_session_start() != SR_OK) { | |
113 | error_handler(tr("Failed to start session.")); | |
114 | return; | |
115 | } | |
116 | ||
deef291c | 117 | sr_dev_inst *const sdi = (sr_dev_inst*)devlist->data; |
e8c9f8a5 JH |
118 | g_slist_free(devlist); |
119 | ||
deef291c JH |
120 | update_signals(sdi); |
121 | read_sample_rate(sdi); | |
122 | ||
e042ad64 | 123 | _sampling_thread = boost::thread( |
e8c9f8a5 | 124 | &SigSession::load_session_thread_proc, this, |
e042ad64 | 125 | error_handler); |
e8c9f8a5 JH |
126 | |
127 | } else { | |
128 | sr_input *in = NULL; | |
129 | ||
130 | if (!(in = load_input_file_format(name.c_str(), | |
131 | error_handler))) | |
132 | return; | |
133 | ||
134 | update_signals(in->sdi); | |
deef291c | 135 | read_sample_rate(in->sdi); |
e8c9f8a5 | 136 | |
e042ad64 | 137 | _sampling_thread = boost::thread( |
e8c9f8a5 | 138 | &SigSession::load_input_thread_proc, this, |
e042ad64 | 139 | name, in, error_handler); |
e8c9f8a5 | 140 | } |
2953961c JH |
141 | } |
142 | ||
5b7cf66c JH |
143 | SigSession::capture_state SigSession::get_capture_state() const |
144 | { | |
949f8050 | 145 | lock_guard<mutex> lock(_sampling_mutex); |
5b7cf66c JH |
146 | return _capture_state; |
147 | } | |
148 | ||
d64d1596 | 149 | void SigSession::start_capture(uint64_t record_length, |
f2edb557 | 150 | function<void (const QString)> error_handler) |
2e2946fe | 151 | { |
5b7cf66c JH |
152 | stop_capture(); |
153 | ||
d64d1596 JH |
154 | // Check that a device instance has been selected. |
155 | if (!_sdi) { | |
156 | qDebug() << "No device selected"; | |
157 | return; | |
158 | } | |
159 | ||
9c48fa57 JH |
160 | // Check that at least one probe is enabled |
161 | const GSList *l; | |
d64d1596 | 162 | for (l = _sdi->probes; l; l = l->next) { |
9c48fa57 JH |
163 | sr_probe *const probe = (sr_probe*)l->data; |
164 | assert(probe); | |
165 | if (probe->enabled) | |
166 | break; | |
167 | } | |
168 | ||
169 | if (!l) { | |
170 | error_handler(tr("No probes enabled.")); | |
171 | return; | |
172 | } | |
173 | ||
174 | // Begin the session | |
e042ad64 | 175 | _sampling_thread = boost::thread( |
d64d1596 | 176 | &SigSession::sample_thread_proc, this, _sdi, |
e042ad64 | 177 | record_length, error_handler); |
2e2946fe JH |
178 | } |
179 | ||
5b7cf66c JH |
180 | void SigSession::stop_capture() |
181 | { | |
333d5bbc | 182 | if (get_capture_state() == Stopped) |
5b7cf66c JH |
183 | return; |
184 | ||
185 | sr_session_stop(); | |
186 | ||
187 | // Check that sampling stopped | |
e042ad64 | 188 | _sampling_thread.join(); |
5b7cf66c JH |
189 | } |
190 | ||
38eeddea | 191 | vector< shared_ptr<view::Signal> > SigSession::get_signals() const |
2e2946fe | 192 | { |
3868e5fa | 193 | lock_guard<mutex> lock(_signals_mutex); |
2e2946fe JH |
194 | return _signals; |
195 | } | |
196 | ||
1b1ec774 | 197 | boost::shared_ptr<data::Logic> SigSession::get_data() |
2e2946fe JH |
198 | { |
199 | return _logic_data; | |
200 | } | |
201 | ||
4e5a4405 | 202 | bool SigSession::add_decoder(srd_decoder *const dec) |
82c7f640 | 203 | { |
4e5a4405 JH |
204 | map<const srd_probe*, shared_ptr<view::LogicSignal> > probes; |
205 | ||
e92cd4e4 | 206 | try |
82c7f640 | 207 | { |
119aff65 | 208 | lock_guard<mutex> lock(_signals_mutex); |
e0fc5810 | 209 | |
4e5a4405 JH |
210 | // Create the decoder |
211 | shared_ptr<data::Decoder> decoder(new data::Decoder(dec)); | |
212 | ||
213 | // Auto select the initial probes | |
214 | for(const GSList *i = dec->probes; i; i = i->next) | |
215 | { | |
216 | const srd_probe *const probe = (const srd_probe*)i->data; | |
217 | BOOST_FOREACH(shared_ptr<view::Signal> s, _signals) | |
218 | { | |
219 | shared_ptr<view::LogicSignal> l = | |
220 | dynamic_pointer_cast<view::LogicSignal>(s); | |
221 | if (l && QString(probe->name).toLower().contains( | |
222 | l->get_name().toLower())) | |
223 | probes[probe] = l; | |
224 | } | |
225 | } | |
226 | ||
227 | decoder->set_probes(probes); | |
228 | ||
229 | // Create the decode signal | |
b9329558 JH |
230 | shared_ptr<view::DecodeTrace> d( |
231 | new view::DecodeTrace(*this, decoder, | |
06bb4e6a | 232 | _decode_traces.size())); |
82c7f640 JH |
233 | _decode_traces.push_back(d); |
234 | } | |
e92cd4e4 JH |
235 | catch(std::runtime_error e) |
236 | { | |
237 | return false; | |
238 | } | |
239 | ||
82c7f640 | 240 | signals_changed(); |
e92cd4e4 JH |
241 | |
242 | return true; | |
82c7f640 JH |
243 | } |
244 | ||
b9329558 | 245 | vector< shared_ptr<view::DecodeTrace> > SigSession::get_decode_signals() const |
38eeddea JH |
246 | { |
247 | lock_guard<mutex> lock(_signals_mutex); | |
248 | return _decode_traces; | |
249 | } | |
250 | ||
b9329558 | 251 | void SigSession::remove_decode_signal(view::DecodeTrace *signal) |
c51482b3 | 252 | { |
b9329558 | 253 | for (vector< shared_ptr<view::DecodeTrace> >::iterator i = |
c51482b3 JH |
254 | _decode_traces.begin(); |
255 | i != _decode_traces.end(); | |
256 | i++) | |
257 | if ((*i).get() == signal) | |
258 | { | |
259 | _decode_traces.erase(i); | |
260 | signals_changed(); | |
261 | return; | |
262 | } | |
263 | } | |
264 | ||
6ac96c2e JH |
265 | void SigSession::set_capture_state(capture_state state) |
266 | { | |
949f8050 | 267 | lock_guard<mutex> lock(_sampling_mutex); |
2b49eeb0 | 268 | const bool changed = _capture_state != state; |
6ac96c2e | 269 | _capture_state = state; |
2b49eeb0 JH |
270 | if(changed) |
271 | capture_state_changed(state); | |
6ac96c2e JH |
272 | } |
273 | ||
728e5ef7 JH |
274 | /** |
275 | * Attempts to autodetect the format. Failing that | |
276 | * @param filename The filename of the input file. | |
277 | * @return A pointer to the 'struct sr_input_format' that should be used, | |
278 | * or NULL if no input format was selected or auto-detected. | |
279 | */ | |
280 | sr_input_format* SigSession::determine_input_file_format( | |
281 | const string &filename) | |
282 | { | |
283 | int i; | |
284 | ||
285 | /* If there are no input formats, return NULL right away. */ | |
286 | sr_input_format *const *const inputs = sr_input_list(); | |
287 | if (!inputs) { | |
288 | g_critical("No supported input formats available."); | |
289 | return NULL; | |
290 | } | |
291 | ||
292 | /* Otherwise, try to find an input module that can handle this file. */ | |
293 | for (i = 0; inputs[i]; i++) { | |
294 | if (inputs[i]->format_match(filename.c_str())) | |
295 | break; | |
296 | } | |
297 | ||
298 | /* Return NULL if no input module wanted to touch this. */ | |
299 | if (!inputs[i]) { | |
300 | g_critical("Error: no matching input module found."); | |
301 | return NULL; | |
302 | } | |
303 | ||
304 | return inputs[i]; | |
305 | } | |
306 | ||
307 | sr_input* SigSession::load_input_file_format(const string &filename, | |
308 | function<void (const QString)> error_handler, | |
309 | sr_input_format *format) | |
310 | { | |
311 | struct stat st; | |
312 | sr_input *in; | |
313 | ||
314 | if (!format && !(format = | |
315 | determine_input_file_format(filename.c_str()))) { | |
316 | /* The exact cause was already logged. */ | |
317 | return NULL; | |
318 | } | |
319 | ||
320 | if (stat(filename.c_str(), &st) == -1) { | |
321 | error_handler(tr("Failed to load file")); | |
322 | return NULL; | |
323 | } | |
324 | ||
325 | /* Initialize the input module. */ | |
326 | if (!(in = new sr_input)) { | |
327 | qDebug("Failed to allocate input module.\n"); | |
328 | return NULL; | |
329 | } | |
330 | ||
331 | in->format = format; | |
332 | in->param = NULL; | |
333 | if (in->format->init && | |
334 | in->format->init(in, filename.c_str()) != SR_OK) { | |
335 | qDebug("Input format init failed.\n"); | |
336 | return NULL; | |
337 | } | |
338 | ||
339 | sr_session_new(); | |
340 | ||
341 | if (sr_session_dev_add(in->sdi) != SR_OK) { | |
342 | qDebug("Failed to use device.\n"); | |
343 | sr_session_destroy(); | |
344 | return NULL; | |
345 | } | |
346 | ||
347 | return in; | |
348 | } | |
349 | ||
b698553c | 350 | void SigSession::update_signals(const sr_dev_inst *const sdi) |
b087ba7f JH |
351 | { |
352 | assert(_capture_state == Stopped); | |
353 | ||
354 | shared_ptr<view::Signal> signal; | |
355 | unsigned int logic_probe_count = 0; | |
356 | unsigned int analog_probe_count = 0; | |
357 | ||
82c7f640 JH |
358 | // Clear the decode traces |
359 | _decode_traces.clear(); | |
360 | ||
b087ba7f | 361 | // Detect what data types we will receive |
b698553c JH |
362 | if(sdi) { |
363 | for (const GSList *l = sdi->probes; l; l = l->next) { | |
b087ba7f JH |
364 | const sr_probe *const probe = (const sr_probe *)l->data; |
365 | if (!probe->enabled) | |
366 | continue; | |
367 | ||
368 | switch(probe->type) { | |
369 | case SR_PROBE_LOGIC: | |
370 | logic_probe_count++; | |
371 | break; | |
372 | ||
373 | case SR_PROBE_ANALOG: | |
374 | analog_probe_count++; | |
375 | break; | |
376 | } | |
377 | } | |
378 | } | |
379 | ||
380 | // Create data containers for the data snapshots | |
381 | { | |
382 | lock_guard<mutex> data_lock(_data_mutex); | |
383 | ||
384 | _logic_data.reset(); | |
385 | if (logic_probe_count != 0) { | |
386 | _logic_data.reset(new data::Logic( | |
387 | logic_probe_count)); | |
388 | assert(_logic_data); | |
389 | } | |
390 | ||
391 | _analog_data.reset(); | |
392 | if (analog_probe_count != 0) { | |
393 | _analog_data.reset(new data::Analog()); | |
394 | assert(_analog_data); | |
395 | } | |
396 | } | |
397 | ||
398 | // Make the Signals list | |
399 | { | |
400 | lock_guard<mutex> lock(_signals_mutex); | |
401 | ||
402 | _signals.clear(); | |
403 | ||
b698553c JH |
404 | if(sdi) { |
405 | for (const GSList *l = sdi->probes; l; l = l->next) { | |
aca00b1e | 406 | sr_probe *const probe = (sr_probe *)l->data; |
b087ba7f | 407 | assert(probe); |
b087ba7f JH |
408 | |
409 | switch(probe->type) { | |
410 | case SR_PROBE_LOGIC: | |
411 | signal = shared_ptr<view::Signal>( | |
c0f86852 | 412 | new view::LogicSignal(*this, probe, |
cec48d16 | 413 | _logic_data)); |
b087ba7f JH |
414 | break; |
415 | ||
416 | case SR_PROBE_ANALOG: | |
417 | signal = shared_ptr<view::Signal>( | |
c0f86852 | 418 | new view::AnalogSignal(*this, probe, |
cec48d16 | 419 | _analog_data)); |
b087ba7f JH |
420 | break; |
421 | } | |
422 | ||
423 | _signals.push_back(signal); | |
424 | } | |
425 | } | |
426 | } | |
427 | ||
428 | signals_changed(); | |
429 | } | |
430 | ||
2b49eeb0 JH |
431 | bool SigSession::is_trigger_enabled() const |
432 | { | |
433 | assert(_sdi); | |
434 | for (const GSList *l = _sdi->probes; l; l = l->next) { | |
435 | const sr_probe *const p = (const sr_probe *)l->data; | |
436 | assert(p); | |
437 | if (p->trigger && p->trigger[0] != '\0') | |
438 | return true; | |
439 | } | |
440 | ||
441 | return false; | |
442 | } | |
443 | ||
deef291c JH |
444 | void SigSession::read_sample_rate(const sr_dev_inst *const sdi) |
445 | { | |
446 | GVariant *gvar; | |
447 | uint64_t sample_rate = 0; | |
448 | ||
449 | // Read out the sample rate | |
450 | if(sdi->driver) | |
451 | { | |
68162c29 BV |
452 | const int ret = sr_config_get(sdi->driver, sdi, NULL, |
453 | SR_CONF_SAMPLERATE, &gvar); | |
deef291c JH |
454 | if (ret != SR_OK) { |
455 | qDebug("Failed to get samplerate\n"); | |
456 | return; | |
457 | } | |
458 | ||
459 | sample_rate = g_variant_get_uint64(gvar); | |
460 | g_variant_unref(gvar); | |
461 | } | |
462 | ||
463 | if(_analog_data) | |
464 | _analog_data->set_samplerate(sample_rate); | |
465 | if(_logic_data) | |
466 | _logic_data->set_samplerate(sample_rate); | |
467 | } | |
468 | ||
e8c9f8a5 | 469 | void SigSession::load_session_thread_proc( |
f2edb557 | 470 | function<void (const QString)> error_handler) |
8a67bd9e | 471 | { |
e8c9f8a5 | 472 | (void)error_handler; |
728e5ef7 | 473 | |
e8c9f8a5 JH |
474 | sr_session_datafeed_callback_add(data_feed_in_proc, NULL); |
475 | ||
476 | set_capture_state(Running); | |
477 | ||
478 | sr_session_run(); | |
479 | ||
480 | sr_session_destroy(); | |
481 | set_capture_state(Stopped); | |
482 | ||
483 | // Confirm that SR_DF_END was received | |
484 | assert(!_cur_logic_snapshot); | |
485 | assert(!_cur_analog_snapshot); | |
486 | } | |
487 | ||
488 | void SigSession::load_input_thread_proc(const string name, | |
489 | sr_input *in, function<void (const QString)> error_handler) | |
490 | { | |
491 | (void)error_handler; | |
492 | ||
493 | assert(in); | |
494 | assert(in->format); | |
8a67bd9e | 495 | |
5045f16d | 496 | sr_session_datafeed_callback_add(data_feed_in_proc, NULL); |
8a67bd9e | 497 | |
8a67bd9e JH |
498 | set_capture_state(Running); |
499 | ||
e8c9f8a5 | 500 | in->format->loadfile(in, name.c_str()); |
8a67bd9e | 501 | |
728e5ef7 | 502 | sr_session_destroy(); |
8a67bd9e | 503 | set_capture_state(Stopped); |
1a2fe44c JH |
504 | |
505 | // Confirm that SR_DF_END was received | |
506 | assert(!_cur_logic_snapshot); | |
507 | assert(!_cur_analog_snapshot); | |
728e5ef7 JH |
508 | |
509 | delete in; | |
8a67bd9e JH |
510 | } |
511 | ||
2e2946fe | 512 | void SigSession::sample_thread_proc(struct sr_dev_inst *sdi, |
f2edb557 JH |
513 | uint64_t record_length, |
514 | function<void (const QString)> error_handler) | |
274d4f13 | 515 | { |
be73bdfa | 516 | assert(sdi); |
f2edb557 | 517 | assert(error_handler); |
be73bdfa | 518 | |
274d4f13 | 519 | sr_session_new(); |
5045f16d | 520 | sr_session_datafeed_callback_add(data_feed_in_proc, NULL); |
274d4f13 JH |
521 | |
522 | if (sr_session_dev_add(sdi) != SR_OK) { | |
f2edb557 | 523 | error_handler(tr("Failed to use device.")); |
274d4f13 JH |
524 | sr_session_destroy(); |
525 | return; | |
526 | } | |
527 | ||
be73bdfa | 528 | // Set the sample limit |
68162c29 | 529 | if (sr_config_set(sdi, NULL, SR_CONF_LIMIT_SAMPLES, |
8eb9d311 | 530 | g_variant_new_uint64(record_length)) != SR_OK) { |
f2edb557 JH |
531 | error_handler(tr("Failed to configure " |
532 | "time-based sample limit.")); | |
274d4f13 JH |
533 | sr_session_destroy(); |
534 | return; | |
535 | } | |
536 | ||
eec446e1 | 537 | if (sr_session_start() != SR_OK) { |
f2edb557 | 538 | error_handler(tr("Failed to start session.")); |
eec446e1 JH |
539 | return; |
540 | } | |
541 | ||
2b49eeb0 | 542 | set_capture_state(is_trigger_enabled() ? AwaitingTrigger : Running); |
eec446e1 JH |
543 | |
544 | sr_session_run(); | |
545 | sr_session_destroy(); | |
546 | ||
547 | set_capture_state(Stopped); | |
1a2fe44c JH |
548 | |
549 | // Confirm that SR_DF_END was received | |
550 | assert(!_cur_logic_snapshot); | |
551 | assert(!_cur_analog_snapshot); | |
eec446e1 JH |
552 | } |
553 | ||
554 | void SigSession::feed_in_header(const sr_dev_inst *sdi) | |
555 | { | |
deef291c | 556 | read_sample_rate(sdi); |
be73bdfa JH |
557 | } |
558 | ||
559 | void SigSession::feed_in_meta(const sr_dev_inst *sdi, | |
560 | const sr_datafeed_meta &meta) | |
561 | { | |
94fe58ef UH |
562 | (void)sdi; |
563 | ||
be73bdfa JH |
564 | for (const GSList *l = meta.config; l; l = l->next) { |
565 | const sr_config *const src = (const sr_config*)l->data; | |
566 | switch (src->key) { | |
567 | case SR_CONF_SAMPLERATE: | |
568 | /// @todo handle samplerate changes | |
569 | /// samplerate = (uint64_t *)src->value; | |
570 | break; | |
571 | default: | |
572 | // Unknown metadata is not an error. | |
573 | break; | |
574 | } | |
aba1dd16 | 575 | } |
74043039 JH |
576 | |
577 | signals_changed(); | |
aba1dd16 JH |
578 | } |
579 | ||
9c112671 JH |
580 | void SigSession::feed_in_logic(const sr_datafeed_logic &logic) |
581 | { | |
582 | lock_guard<mutex> lock(_data_mutex); | |
79efbc53 JH |
583 | |
584 | if (!_logic_data) | |
9c112671 | 585 | { |
79efbc53 JH |
586 | qDebug() << "Unexpected logic packet"; |
587 | return; | |
588 | } | |
be73bdfa | 589 | |
79efbc53 JH |
590 | if (!_cur_logic_snapshot) |
591 | { | |
2b49eeb0 JH |
592 | set_capture_state(Running); |
593 | ||
9c112671 | 594 | // Create a new data snapshot |
1b1ec774 JH |
595 | _cur_logic_snapshot = shared_ptr<data::LogicSnapshot>( |
596 | new data::LogicSnapshot(logic)); | |
9c112671 JH |
597 | _logic_data->push_snapshot(_cur_logic_snapshot); |
598 | } | |
599 | else | |
600 | { | |
601 | // Append to the existing data snapshot | |
602 | _cur_logic_snapshot->append_payload(logic); | |
603 | } | |
604 | ||
605 | data_updated(); | |
606 | } | |
607 | ||
aba1dd16 JH |
608 | void SigSession::feed_in_analog(const sr_datafeed_analog &analog) |
609 | { | |
610 | lock_guard<mutex> lock(_data_mutex); | |
79efbc53 JH |
611 | |
612 | if(!_analog_data) | |
aba1dd16 | 613 | { |
79efbc53 JH |
614 | qDebug() << "Unexpected analog packet"; |
615 | return; // This analog packet was not expected. | |
616 | } | |
be73bdfa | 617 | |
79efbc53 JH |
618 | if (!_cur_analog_snapshot) |
619 | { | |
2b49eeb0 JH |
620 | set_capture_state(Running); |
621 | ||
aba1dd16 | 622 | // Create a new data snapshot |
1b1ec774 JH |
623 | _cur_analog_snapshot = shared_ptr<data::AnalogSnapshot>( |
624 | new data::AnalogSnapshot(analog)); | |
aba1dd16 JH |
625 | _analog_data->push_snapshot(_cur_analog_snapshot); |
626 | } | |
627 | else | |
628 | { | |
629 | // Append to the existing data snapshot | |
630 | _cur_analog_snapshot->append_payload(analog); | |
631 | } | |
632 | ||
633 | data_updated(); | |
634 | } | |
9c112671 | 635 | |
b0e1d01d JH |
636 | void SigSession::data_feed_in(const struct sr_dev_inst *sdi, |
637 | const struct sr_datafeed_packet *packet) | |
638 | { | |
639 | assert(sdi); | |
640 | assert(packet); | |
641 | ||
642 | switch (packet->type) { | |
643 | case SR_DF_HEADER: | |
eec446e1 | 644 | feed_in_header(sdi); |
b0e1d01d JH |
645 | break; |
646 | ||
be73bdfa | 647 | case SR_DF_META: |
aba1dd16 | 648 | assert(packet->payload); |
be73bdfa JH |
649 | feed_in_meta(sdi, |
650 | *(const sr_datafeed_meta*)packet->payload); | |
aba1dd16 JH |
651 | break; |
652 | ||
2e2946fe | 653 | case SR_DF_LOGIC: |
28a4c9c5 | 654 | assert(packet->payload); |
9c112671 | 655 | feed_in_logic(*(const sr_datafeed_logic*)packet->payload); |
2953961c JH |
656 | break; |
657 | ||
aba1dd16 JH |
658 | case SR_DF_ANALOG: |
659 | assert(packet->payload); | |
660 | feed_in_analog(*(const sr_datafeed_analog*)packet->payload); | |
661 | break; | |
662 | ||
2953961c | 663 | case SR_DF_END: |
2e2946fe JH |
664 | { |
665 | { | |
666 | lock_guard<mutex> lock(_data_mutex); | |
667 | _cur_logic_snapshot.reset(); | |
aba1dd16 | 668 | _cur_analog_snapshot.reset(); |
2e2946fe | 669 | } |
04abfae9 | 670 | data_updated(); |
2953961c JH |
671 | break; |
672 | } | |
2e2946fe | 673 | } |
2953961c JH |
674 | } |
675 | ||
04abfae9 | 676 | void SigSession::data_feed_in_proc(const struct sr_dev_inst *sdi, |
5045f16d | 677 | const struct sr_datafeed_packet *packet, void *cb_data) |
2953961c | 678 | { |
5045f16d | 679 | (void) cb_data; |
04abfae9 JH |
680 | assert(_session); |
681 | _session->data_feed_in(sdi, packet); | |
2953961c | 682 | } |
51e77110 JH |
683 | |
684 | } // namespace pv |