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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" | |
6e89374a | 29 | #include "data/decoderstack.h" |
1b1ec774 JH |
30 | #include "data/logic.h" |
31 | #include "data/logicsnapshot.h" | |
7491a29f | 32 | #include "data/decode/decoder.h" |
82c7f640 | 33 | |
aba1dd16 | 34 | #include "view/analogsignal.h" |
b9329558 | 35 | #include "view/decodetrace.h" |
8d634081 | 36 | #include "view/logicsignal.h" |
28a4c9c5 | 37 | |
2953961c JH |
38 | #include <assert.h> |
39 | ||
e92cd4e4 JH |
40 | #include <stdexcept> |
41 | ||
4e5a4405 JH |
42 | #include <boost/foreach.hpp> |
43 | ||
728e5ef7 JH |
44 | #include <sys/stat.h> |
45 | ||
79efbc53 JH |
46 | #include <QDebug> |
47 | ||
28a4c9c5 | 48 | using namespace boost; |
e3f65ace | 49 | using namespace std; |
28a4c9c5 | 50 | |
51e77110 JH |
51 | namespace pv { |
52 | ||
2953961c | 53 | // TODO: This should not be necessary |
04abfae9 | 54 | SigSession* SigSession::_session = NULL; |
2953961c | 55 | |
dc0867ff JH |
56 | SigSession::SigSession(DeviceManager &device_manager) : |
57 | _device_manager(device_manager), | |
d64d1596 | 58 | _sdi(NULL), |
5b7cf66c | 59 | _capture_state(Stopped) |
2953961c JH |
60 | { |
61 | // TODO: This should not be necessary | |
04abfae9 | 62 | _session = this; |
2953961c JH |
63 | } |
64 | ||
65 | SigSession::~SigSession() | |
66 | { | |
5b7cf66c JH |
67 | stop_capture(); |
68 | ||
e042ad64 | 69 | _sampling_thread.join(); |
2e2946fe | 70 | |
0f784939 JH |
71 | if (_sdi) |
72 | _device_manager.release_device(_sdi); | |
73 | _sdi = NULL; | |
74 | ||
2953961c | 75 | // TODO: This should not be necessary |
04abfae9 | 76 | _session = NULL; |
2953961c JH |
77 | } |
78 | ||
dc0867ff JH |
79 | struct sr_dev_inst* SigSession::get_device() const |
80 | { | |
81 | return _sdi; | |
82 | } | |
83 | ||
d64d1596 JH |
84 | void SigSession::set_device(struct sr_dev_inst *sdi) |
85 | { | |
88497156 | 86 | if (_sdi) |
dc0867ff | 87 | _device_manager.release_device(_sdi); |
88497156 | 88 | if (sdi) |
dc0867ff | 89 | _device_manager.use_device(sdi, this); |
d64d1596 | 90 | _sdi = sdi; |
b698553c | 91 | update_signals(sdi); |
d64d1596 JH |
92 | } |
93 | ||
dc0867ff JH |
94 | void SigSession::release_device(struct sr_dev_inst *sdi) |
95 | { | |
96 | (void)sdi; | |
97 | ||
98 | assert(_capture_state == Stopped); | |
99 | _sdi = NULL; | |
b698553c | 100 | update_signals(NULL); |
dc0867ff JH |
101 | } |
102 | ||
f2edb557 JH |
103 | void SigSession::load_file(const string &name, |
104 | function<void (const QString)> error_handler) | |
2953961c | 105 | { |
8a67bd9e | 106 | stop_capture(); |
e8c9f8a5 JH |
107 | |
108 | if (sr_session_load(name.c_str()) == SR_OK) { | |
109 | GSList *devlist = NULL; | |
110 | sr_session_dev_list(&devlist); | |
111 | ||
112 | if (!devlist || !devlist->data || | |
113 | sr_session_start() != SR_OK) { | |
114 | error_handler(tr("Failed to start session.")); | |
115 | return; | |
116 | } | |
117 | ||
deef291c | 118 | sr_dev_inst *const sdi = (sr_dev_inst*)devlist->data; |
e8c9f8a5 JH |
119 | g_slist_free(devlist); |
120 | ||
deef291c JH |
121 | update_signals(sdi); |
122 | read_sample_rate(sdi); | |
123 | ||
e042ad64 | 124 | _sampling_thread = boost::thread( |
e8c9f8a5 | 125 | &SigSession::load_session_thread_proc, this, |
e042ad64 | 126 | error_handler); |
e8c9f8a5 JH |
127 | |
128 | } else { | |
129 | sr_input *in = NULL; | |
130 | ||
131 | if (!(in = load_input_file_format(name.c_str(), | |
132 | error_handler))) | |
133 | return; | |
134 | ||
135 | update_signals(in->sdi); | |
deef291c | 136 | read_sample_rate(in->sdi); |
e8c9f8a5 | 137 | |
e042ad64 | 138 | _sampling_thread = boost::thread( |
e8c9f8a5 | 139 | &SigSession::load_input_thread_proc, this, |
e042ad64 | 140 | name, in, error_handler); |
e8c9f8a5 | 141 | } |
2953961c JH |
142 | } |
143 | ||
5b7cf66c JH |
144 | SigSession::capture_state SigSession::get_capture_state() const |
145 | { | |
949f8050 | 146 | lock_guard<mutex> lock(_sampling_mutex); |
5b7cf66c JH |
147 | return _capture_state; |
148 | } | |
149 | ||
d64d1596 | 150 | void SigSession::start_capture(uint64_t record_length, |
f2edb557 | 151 | function<void (const QString)> error_handler) |
2e2946fe | 152 | { |
5b7cf66c JH |
153 | stop_capture(); |
154 | ||
d64d1596 JH |
155 | // Check that a device instance has been selected. |
156 | if (!_sdi) { | |
157 | qDebug() << "No device selected"; | |
158 | return; | |
159 | } | |
160 | ||
9c48fa57 JH |
161 | // Check that at least one probe is enabled |
162 | const GSList *l; | |
d64d1596 | 163 | for (l = _sdi->probes; l; l = l->next) { |
9c48fa57 JH |
164 | sr_probe *const probe = (sr_probe*)l->data; |
165 | assert(probe); | |
166 | if (probe->enabled) | |
167 | break; | |
168 | } | |
169 | ||
170 | if (!l) { | |
171 | error_handler(tr("No probes enabled.")); | |
172 | return; | |
173 | } | |
174 | ||
175 | // Begin the session | |
e042ad64 | 176 | _sampling_thread = boost::thread( |
d64d1596 | 177 | &SigSession::sample_thread_proc, this, _sdi, |
e042ad64 | 178 | record_length, error_handler); |
2e2946fe JH |
179 | } |
180 | ||
5b7cf66c JH |
181 | void SigSession::stop_capture() |
182 | { | |
333d5bbc | 183 | if (get_capture_state() == Stopped) |
5b7cf66c JH |
184 | return; |
185 | ||
186 | sr_session_stop(); | |
187 | ||
188 | // Check that sampling stopped | |
e042ad64 | 189 | _sampling_thread.join(); |
5b7cf66c JH |
190 | } |
191 | ||
38eeddea | 192 | vector< shared_ptr<view::Signal> > SigSession::get_signals() const |
2e2946fe | 193 | { |
3868e5fa | 194 | lock_guard<mutex> lock(_signals_mutex); |
2e2946fe JH |
195 | return _signals; |
196 | } | |
197 | ||
1b1ec774 | 198 | boost::shared_ptr<data::Logic> SigSession::get_data() |
2e2946fe JH |
199 | { |
200 | return _logic_data; | |
201 | } | |
202 | ||
4e5a4405 | 203 | bool SigSession::add_decoder(srd_decoder *const dec) |
82c7f640 | 204 | { |
4e5a4405 | 205 | map<const srd_probe*, shared_ptr<view::LogicSignal> > probes; |
7491a29f | 206 | shared_ptr<data::DecoderStack> decoder_stack; |
4e5a4405 | 207 | |
e92cd4e4 | 208 | try |
82c7f640 | 209 | { |
119aff65 | 210 | lock_guard<mutex> lock(_signals_mutex); |
e0fc5810 | 211 | |
4e5a4405 | 212 | // Create the decoder |
7491a29f JH |
213 | decoder_stack = shared_ptr<data::DecoderStack>( |
214 | new data::DecoderStack(dec)); | |
4e5a4405 JH |
215 | |
216 | // Auto select the initial probes | |
217 | for(const GSList *i = dec->probes; i; i = i->next) | |
218 | { | |
219 | const srd_probe *const probe = (const srd_probe*)i->data; | |
220 | BOOST_FOREACH(shared_ptr<view::Signal> s, _signals) | |
221 | { | |
222 | shared_ptr<view::LogicSignal> l = | |
223 | dynamic_pointer_cast<view::LogicSignal>(s); | |
224 | if (l && QString(probe->name).toLower().contains( | |
225 | l->get_name().toLower())) | |
226 | probes[probe] = l; | |
227 | } | |
228 | } | |
229 | ||
7491a29f JH |
230 | assert(decoder_stack); |
231 | assert(!decoder_stack->stack().empty()); | |
232 | assert(decoder_stack->stack().front()); | |
233 | decoder_stack->stack().front()->set_probes(probes); | |
4e5a4405 JH |
234 | |
235 | // Create the decode signal | |
b9329558 | 236 | shared_ptr<view::DecodeTrace> d( |
7491a29f | 237 | new view::DecodeTrace(*this, decoder_stack, |
06bb4e6a | 238 | _decode_traces.size())); |
82c7f640 JH |
239 | _decode_traces.push_back(d); |
240 | } | |
e92cd4e4 JH |
241 | catch(std::runtime_error e) |
242 | { | |
243 | return false; | |
244 | } | |
245 | ||
82c7f640 | 246 | signals_changed(); |
e92cd4e4 | 247 | |
7491a29f JH |
248 | // Do an initial decode |
249 | decoder_stack->begin_decode(); | |
250 | ||
e92cd4e4 | 251 | return true; |
82c7f640 JH |
252 | } |
253 | ||
b9329558 | 254 | vector< shared_ptr<view::DecodeTrace> > SigSession::get_decode_signals() const |
38eeddea JH |
255 | { |
256 | lock_guard<mutex> lock(_signals_mutex); | |
257 | return _decode_traces; | |
258 | } | |
259 | ||
b9329558 | 260 | void SigSession::remove_decode_signal(view::DecodeTrace *signal) |
c51482b3 | 261 | { |
b9329558 | 262 | for (vector< shared_ptr<view::DecodeTrace> >::iterator i = |
c51482b3 JH |
263 | _decode_traces.begin(); |
264 | i != _decode_traces.end(); | |
265 | i++) | |
266 | if ((*i).get() == signal) | |
267 | { | |
268 | _decode_traces.erase(i); | |
269 | signals_changed(); | |
270 | return; | |
271 | } | |
272 | } | |
273 | ||
6ac96c2e JH |
274 | void SigSession::set_capture_state(capture_state state) |
275 | { | |
949f8050 | 276 | lock_guard<mutex> lock(_sampling_mutex); |
2b49eeb0 | 277 | const bool changed = _capture_state != state; |
6ac96c2e | 278 | _capture_state = state; |
2b49eeb0 JH |
279 | if(changed) |
280 | capture_state_changed(state); | |
6ac96c2e JH |
281 | } |
282 | ||
728e5ef7 JH |
283 | /** |
284 | * Attempts to autodetect the format. Failing that | |
285 | * @param filename The filename of the input file. | |
286 | * @return A pointer to the 'struct sr_input_format' that should be used, | |
287 | * or NULL if no input format was selected or auto-detected. | |
288 | */ | |
289 | sr_input_format* SigSession::determine_input_file_format( | |
290 | const string &filename) | |
291 | { | |
292 | int i; | |
293 | ||
294 | /* If there are no input formats, return NULL right away. */ | |
295 | sr_input_format *const *const inputs = sr_input_list(); | |
296 | if (!inputs) { | |
297 | g_critical("No supported input formats available."); | |
298 | return NULL; | |
299 | } | |
300 | ||
301 | /* Otherwise, try to find an input module that can handle this file. */ | |
302 | for (i = 0; inputs[i]; i++) { | |
303 | if (inputs[i]->format_match(filename.c_str())) | |
304 | break; | |
305 | } | |
306 | ||
307 | /* Return NULL if no input module wanted to touch this. */ | |
308 | if (!inputs[i]) { | |
309 | g_critical("Error: no matching input module found."); | |
310 | return NULL; | |
311 | } | |
312 | ||
313 | return inputs[i]; | |
314 | } | |
315 | ||
316 | sr_input* SigSession::load_input_file_format(const string &filename, | |
317 | function<void (const QString)> error_handler, | |
318 | sr_input_format *format) | |
319 | { | |
320 | struct stat st; | |
321 | sr_input *in; | |
322 | ||
323 | if (!format && !(format = | |
324 | determine_input_file_format(filename.c_str()))) { | |
325 | /* The exact cause was already logged. */ | |
326 | return NULL; | |
327 | } | |
328 | ||
329 | if (stat(filename.c_str(), &st) == -1) { | |
330 | error_handler(tr("Failed to load file")); | |
331 | return NULL; | |
332 | } | |
333 | ||
334 | /* Initialize the input module. */ | |
335 | if (!(in = new sr_input)) { | |
336 | qDebug("Failed to allocate input module.\n"); | |
337 | return NULL; | |
338 | } | |
339 | ||
340 | in->format = format; | |
341 | in->param = NULL; | |
342 | if (in->format->init && | |
343 | in->format->init(in, filename.c_str()) != SR_OK) { | |
344 | qDebug("Input format init failed.\n"); | |
345 | return NULL; | |
346 | } | |
347 | ||
348 | sr_session_new(); | |
349 | ||
350 | if (sr_session_dev_add(in->sdi) != SR_OK) { | |
351 | qDebug("Failed to use device.\n"); | |
352 | sr_session_destroy(); | |
353 | return NULL; | |
354 | } | |
355 | ||
356 | return in; | |
357 | } | |
358 | ||
b698553c | 359 | void SigSession::update_signals(const sr_dev_inst *const sdi) |
b087ba7f JH |
360 | { |
361 | assert(_capture_state == Stopped); | |
362 | ||
363 | shared_ptr<view::Signal> signal; | |
364 | unsigned int logic_probe_count = 0; | |
365 | unsigned int analog_probe_count = 0; | |
366 | ||
82c7f640 JH |
367 | // Clear the decode traces |
368 | _decode_traces.clear(); | |
369 | ||
b087ba7f | 370 | // Detect what data types we will receive |
b698553c JH |
371 | if(sdi) { |
372 | for (const GSList *l = sdi->probes; l; l = l->next) { | |
b087ba7f JH |
373 | const sr_probe *const probe = (const sr_probe *)l->data; |
374 | if (!probe->enabled) | |
375 | continue; | |
376 | ||
377 | switch(probe->type) { | |
378 | case SR_PROBE_LOGIC: | |
379 | logic_probe_count++; | |
380 | break; | |
381 | ||
382 | case SR_PROBE_ANALOG: | |
383 | analog_probe_count++; | |
384 | break; | |
385 | } | |
386 | } | |
387 | } | |
388 | ||
389 | // Create data containers for the data snapshots | |
390 | { | |
391 | lock_guard<mutex> data_lock(_data_mutex); | |
392 | ||
393 | _logic_data.reset(); | |
394 | if (logic_probe_count != 0) { | |
395 | _logic_data.reset(new data::Logic( | |
396 | logic_probe_count)); | |
397 | assert(_logic_data); | |
398 | } | |
399 | ||
400 | _analog_data.reset(); | |
401 | if (analog_probe_count != 0) { | |
402 | _analog_data.reset(new data::Analog()); | |
403 | assert(_analog_data); | |
404 | } | |
405 | } | |
406 | ||
407 | // Make the Signals list | |
408 | { | |
409 | lock_guard<mutex> lock(_signals_mutex); | |
410 | ||
411 | _signals.clear(); | |
412 | ||
b698553c JH |
413 | if(sdi) { |
414 | for (const GSList *l = sdi->probes; l; l = l->next) { | |
aca00b1e | 415 | sr_probe *const probe = (sr_probe *)l->data; |
b087ba7f | 416 | assert(probe); |
b087ba7f JH |
417 | |
418 | switch(probe->type) { | |
419 | case SR_PROBE_LOGIC: | |
420 | signal = shared_ptr<view::Signal>( | |
c0f86852 | 421 | new view::LogicSignal(*this, probe, |
cec48d16 | 422 | _logic_data)); |
b087ba7f JH |
423 | break; |
424 | ||
425 | case SR_PROBE_ANALOG: | |
426 | signal = shared_ptr<view::Signal>( | |
c0f86852 | 427 | new view::AnalogSignal(*this, probe, |
cec48d16 | 428 | _analog_data)); |
b087ba7f JH |
429 | break; |
430 | } | |
431 | ||
432 | _signals.push_back(signal); | |
433 | } | |
434 | } | |
435 | } | |
436 | ||
437 | signals_changed(); | |
438 | } | |
439 | ||
2b49eeb0 JH |
440 | bool SigSession::is_trigger_enabled() const |
441 | { | |
442 | assert(_sdi); | |
443 | for (const GSList *l = _sdi->probes; l; l = l->next) { | |
444 | const sr_probe *const p = (const sr_probe *)l->data; | |
445 | assert(p); | |
446 | if (p->trigger && p->trigger[0] != '\0') | |
447 | return true; | |
448 | } | |
449 | ||
450 | return false; | |
451 | } | |
452 | ||
deef291c JH |
453 | void SigSession::read_sample_rate(const sr_dev_inst *const sdi) |
454 | { | |
455 | GVariant *gvar; | |
456 | uint64_t sample_rate = 0; | |
457 | ||
458 | // Read out the sample rate | |
459 | if(sdi->driver) | |
460 | { | |
68162c29 BV |
461 | const int ret = sr_config_get(sdi->driver, sdi, NULL, |
462 | SR_CONF_SAMPLERATE, &gvar); | |
deef291c JH |
463 | if (ret != SR_OK) { |
464 | qDebug("Failed to get samplerate\n"); | |
465 | return; | |
466 | } | |
467 | ||
468 | sample_rate = g_variant_get_uint64(gvar); | |
469 | g_variant_unref(gvar); | |
470 | } | |
471 | ||
472 | if(_analog_data) | |
473 | _analog_data->set_samplerate(sample_rate); | |
474 | if(_logic_data) | |
475 | _logic_data->set_samplerate(sample_rate); | |
476 | } | |
477 | ||
e8c9f8a5 | 478 | void SigSession::load_session_thread_proc( |
f2edb557 | 479 | function<void (const QString)> error_handler) |
8a67bd9e | 480 | { |
e8c9f8a5 | 481 | (void)error_handler; |
728e5ef7 | 482 | |
e8c9f8a5 JH |
483 | sr_session_datafeed_callback_add(data_feed_in_proc, NULL); |
484 | ||
485 | set_capture_state(Running); | |
486 | ||
487 | sr_session_run(); | |
488 | ||
489 | sr_session_destroy(); | |
490 | set_capture_state(Stopped); | |
491 | ||
492 | // Confirm that SR_DF_END was received | |
493 | assert(!_cur_logic_snapshot); | |
494 | assert(!_cur_analog_snapshot); | |
495 | } | |
496 | ||
497 | void SigSession::load_input_thread_proc(const string name, | |
498 | sr_input *in, function<void (const QString)> error_handler) | |
499 | { | |
500 | (void)error_handler; | |
501 | ||
502 | assert(in); | |
503 | assert(in->format); | |
8a67bd9e | 504 | |
5045f16d | 505 | sr_session_datafeed_callback_add(data_feed_in_proc, NULL); |
8a67bd9e | 506 | |
8a67bd9e JH |
507 | set_capture_state(Running); |
508 | ||
e8c9f8a5 | 509 | in->format->loadfile(in, name.c_str()); |
8a67bd9e | 510 | |
728e5ef7 | 511 | sr_session_destroy(); |
8a67bd9e | 512 | set_capture_state(Stopped); |
1a2fe44c JH |
513 | |
514 | // Confirm that SR_DF_END was received | |
515 | assert(!_cur_logic_snapshot); | |
516 | assert(!_cur_analog_snapshot); | |
728e5ef7 JH |
517 | |
518 | delete in; | |
8a67bd9e JH |
519 | } |
520 | ||
2e2946fe | 521 | void SigSession::sample_thread_proc(struct sr_dev_inst *sdi, |
f2edb557 JH |
522 | uint64_t record_length, |
523 | function<void (const QString)> error_handler) | |
274d4f13 | 524 | { |
be73bdfa | 525 | assert(sdi); |
f2edb557 | 526 | assert(error_handler); |
be73bdfa | 527 | |
274d4f13 | 528 | sr_session_new(); |
5045f16d | 529 | sr_session_datafeed_callback_add(data_feed_in_proc, NULL); |
274d4f13 JH |
530 | |
531 | if (sr_session_dev_add(sdi) != SR_OK) { | |
f2edb557 | 532 | error_handler(tr("Failed to use device.")); |
274d4f13 JH |
533 | sr_session_destroy(); |
534 | return; | |
535 | } | |
536 | ||
be73bdfa | 537 | // Set the sample limit |
68162c29 | 538 | if (sr_config_set(sdi, NULL, SR_CONF_LIMIT_SAMPLES, |
8eb9d311 | 539 | g_variant_new_uint64(record_length)) != SR_OK) { |
f2edb557 JH |
540 | error_handler(tr("Failed to configure " |
541 | "time-based sample limit.")); | |
274d4f13 JH |
542 | sr_session_destroy(); |
543 | return; | |
544 | } | |
545 | ||
eec446e1 | 546 | if (sr_session_start() != SR_OK) { |
f2edb557 | 547 | error_handler(tr("Failed to start session.")); |
eec446e1 JH |
548 | return; |
549 | } | |
550 | ||
2b49eeb0 | 551 | set_capture_state(is_trigger_enabled() ? AwaitingTrigger : Running); |
eec446e1 JH |
552 | |
553 | sr_session_run(); | |
554 | sr_session_destroy(); | |
555 | ||
556 | set_capture_state(Stopped); | |
1a2fe44c JH |
557 | |
558 | // Confirm that SR_DF_END was received | |
559 | assert(!_cur_logic_snapshot); | |
560 | assert(!_cur_analog_snapshot); | |
eec446e1 JH |
561 | } |
562 | ||
563 | void SigSession::feed_in_header(const sr_dev_inst *sdi) | |
564 | { | |
deef291c | 565 | read_sample_rate(sdi); |
be73bdfa JH |
566 | } |
567 | ||
568 | void SigSession::feed_in_meta(const sr_dev_inst *sdi, | |
569 | const sr_datafeed_meta &meta) | |
570 | { | |
94fe58ef UH |
571 | (void)sdi; |
572 | ||
be73bdfa JH |
573 | for (const GSList *l = meta.config; l; l = l->next) { |
574 | const sr_config *const src = (const sr_config*)l->data; | |
575 | switch (src->key) { | |
576 | case SR_CONF_SAMPLERATE: | |
577 | /// @todo handle samplerate changes | |
578 | /// samplerate = (uint64_t *)src->value; | |
579 | break; | |
580 | default: | |
581 | // Unknown metadata is not an error. | |
582 | break; | |
583 | } | |
aba1dd16 | 584 | } |
74043039 JH |
585 | |
586 | signals_changed(); | |
aba1dd16 JH |
587 | } |
588 | ||
9c112671 JH |
589 | void SigSession::feed_in_logic(const sr_datafeed_logic &logic) |
590 | { | |
591 | lock_guard<mutex> lock(_data_mutex); | |
79efbc53 JH |
592 | |
593 | if (!_logic_data) | |
9c112671 | 594 | { |
79efbc53 JH |
595 | qDebug() << "Unexpected logic packet"; |
596 | return; | |
597 | } | |
be73bdfa | 598 | |
79efbc53 JH |
599 | if (!_cur_logic_snapshot) |
600 | { | |
2b49eeb0 JH |
601 | set_capture_state(Running); |
602 | ||
9c112671 | 603 | // Create a new data snapshot |
1b1ec774 JH |
604 | _cur_logic_snapshot = shared_ptr<data::LogicSnapshot>( |
605 | new data::LogicSnapshot(logic)); | |
9c112671 JH |
606 | _logic_data->push_snapshot(_cur_logic_snapshot); |
607 | } | |
608 | else | |
609 | { | |
610 | // Append to the existing data snapshot | |
611 | _cur_logic_snapshot->append_payload(logic); | |
612 | } | |
613 | ||
614 | data_updated(); | |
615 | } | |
616 | ||
aba1dd16 JH |
617 | void SigSession::feed_in_analog(const sr_datafeed_analog &analog) |
618 | { | |
619 | lock_guard<mutex> lock(_data_mutex); | |
79efbc53 JH |
620 | |
621 | if(!_analog_data) | |
aba1dd16 | 622 | { |
79efbc53 JH |
623 | qDebug() << "Unexpected analog packet"; |
624 | return; // This analog packet was not expected. | |
625 | } | |
be73bdfa | 626 | |
79efbc53 JH |
627 | if (!_cur_analog_snapshot) |
628 | { | |
2b49eeb0 JH |
629 | set_capture_state(Running); |
630 | ||
aba1dd16 | 631 | // Create a new data snapshot |
1b1ec774 JH |
632 | _cur_analog_snapshot = shared_ptr<data::AnalogSnapshot>( |
633 | new data::AnalogSnapshot(analog)); | |
aba1dd16 JH |
634 | _analog_data->push_snapshot(_cur_analog_snapshot); |
635 | } | |
636 | else | |
637 | { | |
638 | // Append to the existing data snapshot | |
639 | _cur_analog_snapshot->append_payload(analog); | |
640 | } | |
641 | ||
642 | data_updated(); | |
643 | } | |
9c112671 | 644 | |
b0e1d01d JH |
645 | void SigSession::data_feed_in(const struct sr_dev_inst *sdi, |
646 | const struct sr_datafeed_packet *packet) | |
647 | { | |
648 | assert(sdi); | |
649 | assert(packet); | |
650 | ||
651 | switch (packet->type) { | |
652 | case SR_DF_HEADER: | |
eec446e1 | 653 | feed_in_header(sdi); |
b0e1d01d JH |
654 | break; |
655 | ||
be73bdfa | 656 | case SR_DF_META: |
aba1dd16 | 657 | assert(packet->payload); |
be73bdfa JH |
658 | feed_in_meta(sdi, |
659 | *(const sr_datafeed_meta*)packet->payload); | |
aba1dd16 JH |
660 | break; |
661 | ||
2e2946fe | 662 | case SR_DF_LOGIC: |
28a4c9c5 | 663 | assert(packet->payload); |
9c112671 | 664 | feed_in_logic(*(const sr_datafeed_logic*)packet->payload); |
2953961c JH |
665 | break; |
666 | ||
aba1dd16 JH |
667 | case SR_DF_ANALOG: |
668 | assert(packet->payload); | |
669 | feed_in_analog(*(const sr_datafeed_analog*)packet->payload); | |
670 | break; | |
671 | ||
2953961c | 672 | case SR_DF_END: |
2e2946fe JH |
673 | { |
674 | { | |
675 | lock_guard<mutex> lock(_data_mutex); | |
676 | _cur_logic_snapshot.reset(); | |
aba1dd16 | 677 | _cur_analog_snapshot.reset(); |
2e2946fe | 678 | } |
04abfae9 | 679 | data_updated(); |
2953961c JH |
680 | break; |
681 | } | |
2e2946fe | 682 | } |
2953961c JH |
683 | } |
684 | ||
04abfae9 | 685 | void SigSession::data_feed_in_proc(const struct sr_dev_inst *sdi, |
5045f16d | 686 | const struct sr_datafeed_packet *packet, void *cb_data) |
2953961c | 687 | { |
5045f16d | 688 | (void) cb_data; |
04abfae9 JH |
689 | assert(_session); |
690 | _session->data_feed_in(sdi, packet); | |
2953961c | 691 | } |
51e77110 JH |
692 | |
693 | } // namespace pv |