cec: mark the correct device as active source after a stream path change. if the...
[deb_libcec.git] / src / lib / devices / CECBusDevice.cpp
1 /*
2 * This file is part of the libCEC(R) library.
3 *
4 * libCEC(R) is Copyright (C) 2011-2012 Pulse-Eight Limited. All rights reserved.
5 * libCEC(R) is an original work, containing original code.
6 *
7 * libCEC(R) is a trademark of Pulse-Eight Limited.
8 *
9 * This program is dual-licensed; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 *
23 *
24 * Alternatively, you can license this library under a commercial license,
25 * please contact Pulse-Eight Licensing for more information.
26 *
27 * For more information contact:
28 * Pulse-Eight Licensing <license@pulse-eight.com>
29 * http://www.pulse-eight.com/
30 * http://www.pulse-eight.net/
31 */
32
33 #include "CECBusDevice.h"
34 #include "../CECProcessor.h"
35 #include "../implementations/ANCommandHandler.h"
36 #include "../implementations/CECCommandHandler.h"
37 #include "../implementations/SLCommandHandler.h"
38 #include "../implementations/VLCommandHandler.h"
39 #include "../LibCEC.h"
40 #include "../platform/util/timeutils.h"
41
42 using namespace CEC;
43 using namespace PLATFORM;
44
45 #define ToString(p) m_processor->ToString(p)
46
47 CCECBusDevice::CCECBusDevice(CCECProcessor *processor, cec_logical_address iLogicalAddress, uint16_t iPhysicalAddress) :
48 m_type(CEC_DEVICE_TYPE_RESERVED),
49 m_iPhysicalAddress(iPhysicalAddress),
50 m_iStreamPath(0),
51 m_iLogicalAddress(iLogicalAddress),
52 m_powerStatus(CEC_POWER_STATUS_UNKNOWN),
53 m_processor(processor),
54 m_vendor(CEC_VENDOR_UNKNOWN),
55 m_bReplaceHandler(false),
56 m_menuState(CEC_MENU_STATE_ACTIVATED),
57 m_bActiveSource(false),
58 m_iLastActive(0),
59 m_iLastPowerStateUpdate(0),
60 m_cecVersion(CEC_VERSION_UNKNOWN),
61 m_deviceStatus(CEC_DEVICE_STATUS_UNKNOWN),
62 m_iHandlerUseCount(0),
63 m_bAwaitingReceiveFailed(false),
64 m_bVendorIdRequested(false)
65 {
66 m_handler = new CCECCommandHandler(this);
67
68 for (unsigned int iPtr = 0; iPtr < 4; iPtr++)
69 m_menuLanguage.language[iPtr] = '?';
70 m_menuLanguage.language[3] = 0;
71 m_menuLanguage.device = iLogicalAddress;
72
73 m_strDeviceName = ToString(m_iLogicalAddress);
74 }
75
76 CCECBusDevice::~CCECBusDevice(void)
77 {
78 delete m_handler;
79 }
80
81 bool CCECBusDevice::HandleCommand(const cec_command &command)
82 {
83 bool bHandled(false);
84
85 /* update "last active" */
86 {
87 CLockObject lock(m_mutex);
88 m_iLastActive = GetTimeMs();
89
90 /* don't call GetStatus() here, just read the value with the mutex locked */
91 if (m_deviceStatus != CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC && command.opcode_set == 1)
92 m_deviceStatus = CEC_DEVICE_STATUS_PRESENT;
93
94 MarkBusy();
95 }
96
97 /* handle the command */
98 bHandled = m_handler->HandleCommand(command);
99
100 /* change status to present */
101 if (bHandled)
102 {
103 CLockObject lock(m_mutex);
104 if (m_deviceStatus != CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC)
105 {
106 if (m_deviceStatus != CEC_DEVICE_STATUS_PRESENT)
107 CLibCEC::AddLog(CEC_LOG_DEBUG, "device %s (%x) status changed to present after command %s", GetLogicalAddressName(), (uint8_t)GetLogicalAddress(), ToString(command.opcode));
108 m_deviceStatus = CEC_DEVICE_STATUS_PRESENT;
109 }
110 }
111
112 MarkReady();
113 return bHandled;
114 }
115
116 bool CCECBusDevice::PowerOn(void)
117 {
118 bool bReturn(false);
119 GetVendorId(); // ensure that we got the vendor id, because the implementations vary per vendor
120
121 MarkBusy();
122 cec_power_status currentStatus = GetPowerStatus(false);
123 if (currentStatus != CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON &&
124 currentStatus != CEC_POWER_STATUS_ON)
125 {
126 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< powering on '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
127 if (m_handler->PowerOn(GetMyLogicalAddress(), m_iLogicalAddress))
128 {
129 SetPowerStatus(CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON);
130 bReturn = true;
131 }
132 }
133 else
134 {
135 CLibCEC::AddLog(CEC_LOG_NOTICE, "'%s' (%X) is already '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(currentStatus));
136 }
137
138 MarkReady();
139 return bReturn;
140 }
141
142 bool CCECBusDevice::Standby(void)
143 {
144 CLibCEC::AddLog(CEC_LOG_DEBUG, "<< putting '%s' (%X) in standby mode", GetLogicalAddressName(), m_iLogicalAddress);
145 MarkBusy();
146 bool bReturn = m_handler->TransmitStandby(GetMyLogicalAddress(), m_iLogicalAddress);
147 MarkReady();
148 return bReturn;
149 }
150
151 /** @name Getters */
152 //@{
153 cec_version CCECBusDevice::GetCecVersion(bool bUpdate /* = false */)
154 {
155 bool bIsPresent(GetStatus() == CEC_DEVICE_STATUS_PRESENT);
156 bool bRequestUpdate(false);
157 {
158 CLockObject lock(m_mutex);
159 bRequestUpdate = bIsPresent &&
160 (bUpdate || m_cecVersion == CEC_VERSION_UNKNOWN);
161 }
162
163 if (bRequestUpdate)
164 {
165 CheckVendorIdRequested();
166 RequestCecVersion();
167 }
168
169 CLockObject lock(m_mutex);
170 return m_cecVersion;
171 }
172
173 bool CCECBusDevice::RequestCecVersion(void)
174 {
175 bool bReturn(false);
176
177 if (!MyLogicalAddressContains(m_iLogicalAddress) &&
178 !IsUnsupportedFeature(CEC_OPCODE_GET_CEC_VERSION))
179 {
180 MarkBusy();
181 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< requesting CEC version of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
182
183 bReturn = m_handler->TransmitRequestCecVersion(GetMyLogicalAddress(), m_iLogicalAddress);
184 MarkReady();
185 }
186 return bReturn;
187 }
188
189 const char* CCECBusDevice::GetLogicalAddressName(void) const
190 {
191 return ToString(m_iLogicalAddress);
192 }
193
194 cec_menu_language &CCECBusDevice::GetMenuLanguage(bool bUpdate /* = false */)
195 {
196 bool bIsPresent(GetStatus() == CEC_DEVICE_STATUS_PRESENT);
197 bool bRequestUpdate(false);
198 {
199 CLockObject lock(m_mutex);
200 bRequestUpdate = (bIsPresent &&
201 (bUpdate || !strcmp(m_menuLanguage.language, "???")));
202 }
203
204 if (bRequestUpdate)
205 {
206 CheckVendorIdRequested();
207 RequestMenuLanguage();
208 }
209
210 CLockObject lock(m_mutex);
211 return m_menuLanguage;
212 }
213
214 bool CCECBusDevice::RequestMenuLanguage(void)
215 {
216 bool bReturn(false);
217
218 if (!MyLogicalAddressContains(m_iLogicalAddress) &&
219 !IsUnsupportedFeature(CEC_OPCODE_GET_MENU_LANGUAGE))
220 {
221 MarkBusy();
222 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< requesting menu language of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
223 bReturn = m_handler->TransmitRequestMenuLanguage(GetMyLogicalAddress(), m_iLogicalAddress);
224 MarkReady();
225 }
226 return bReturn;
227 }
228
229 cec_menu_state CCECBusDevice::GetMenuState(void)
230 {
231 CLockObject lock(m_mutex);
232 return m_menuState;
233 }
234
235 cec_logical_address CCECBusDevice::GetMyLogicalAddress(void) const
236 {
237 return m_processor->GetLogicalAddress();
238 }
239
240 uint16_t CCECBusDevice::GetMyPhysicalAddress(void) const
241 {
242 return m_processor->GetPhysicalAddress();
243 }
244
245 CStdString CCECBusDevice::GetOSDName(bool bUpdate /* = false */)
246 {
247 bool bIsPresent(GetStatus() == CEC_DEVICE_STATUS_PRESENT);
248 bool bRequestUpdate(false);
249 {
250 CLockObject lock(m_mutex);
251 bRequestUpdate = bIsPresent &&
252 (bUpdate || m_strDeviceName.Equals(ToString(m_iLogicalAddress))) &&
253 m_type != CEC_DEVICE_TYPE_TV;
254 }
255
256 if (bRequestUpdate)
257 {
258 CheckVendorIdRequested();
259 RequestOSDName();
260 }
261
262 CLockObject lock(m_mutex);
263 return m_strDeviceName;
264 }
265
266 bool CCECBusDevice::RequestOSDName(void)
267 {
268 bool bReturn(false);
269
270 if (!MyLogicalAddressContains(m_iLogicalAddress) &&
271 !IsUnsupportedFeature(CEC_OPCODE_GIVE_OSD_NAME))
272 {
273 MarkBusy();
274 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< requesting OSD name of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
275 bReturn = m_handler->TransmitRequestOSDName(GetMyLogicalAddress(), m_iLogicalAddress);
276 MarkReady();
277 }
278 return bReturn;
279 }
280
281 uint16_t CCECBusDevice::GetPhysicalAddress(bool bUpdate /* = false */)
282 {
283 bool bIsPresent(GetStatus() == CEC_DEVICE_STATUS_PRESENT);
284 bool bRequestUpdate(false);
285 {
286 CLockObject lock(m_mutex);
287 bRequestUpdate = bIsPresent &&
288 (m_iPhysicalAddress == 0xFFFF || bUpdate);
289 }
290
291 if (bRequestUpdate)
292 {
293 CheckVendorIdRequested();
294 if (!RequestPhysicalAddress())
295 CLibCEC::AddLog(CEC_LOG_ERROR, "failed to request the physical address");
296 }
297
298 CLockObject lock(m_mutex);
299 return m_iPhysicalAddress;
300 }
301
302 bool CCECBusDevice::RequestPhysicalAddress(void)
303 {
304 bool bReturn(false);
305
306 if (!MyLogicalAddressContains(m_iLogicalAddress))
307 {
308 MarkBusy();
309 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< requesting physical address of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
310 bReturn = m_handler->TransmitRequestPhysicalAddress(GetMyLogicalAddress(), m_iLogicalAddress);
311 MarkReady();
312 }
313 return bReturn;
314 }
315
316 cec_power_status CCECBusDevice::GetPowerStatus(bool bUpdate /* = false */)
317 {
318 bool bIsPresent(GetStatus() == CEC_DEVICE_STATUS_PRESENT);
319 bool bRequestUpdate(false);
320 {
321 CLockObject lock(m_mutex);
322 bRequestUpdate = (bIsPresent &&
323 (bUpdate || m_powerStatus == CEC_POWER_STATUS_UNKNOWN ||
324 m_powerStatus == CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON ||
325 m_powerStatus == CEC_POWER_STATUS_IN_TRANSITION_ON_TO_STANDBY ||
326 GetTimeMs() - m_iLastPowerStateUpdate >= CEC_POWER_STATE_REFRESH_TIME));
327 }
328
329 if (bRequestUpdate)
330 {
331 CheckVendorIdRequested();
332 RequestPowerStatus();
333 }
334
335 CLockObject lock(m_mutex);
336 return m_powerStatus;
337 }
338
339 bool CCECBusDevice::RequestPowerStatus(void)
340 {
341 bool bReturn(false);
342
343 if (!MyLogicalAddressContains(m_iLogicalAddress) &&
344 !IsUnsupportedFeature(CEC_OPCODE_GIVE_DEVICE_POWER_STATUS))
345 {
346 MarkBusy();
347 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< requesting power status of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
348 bReturn = m_handler->TransmitRequestPowerStatus(GetMyLogicalAddress(), m_iLogicalAddress);
349 MarkReady();
350 }
351 return bReturn;
352 }
353
354 cec_vendor_id CCECBusDevice::GetVendorId(bool bUpdate /* = false */)
355 {
356 bool bIsPresent(GetStatus() == CEC_DEVICE_STATUS_PRESENT);
357 bool bRequestUpdate(false);
358 {
359 CLockObject lock(m_mutex);
360 bRequestUpdate = (bIsPresent &&
361 (bUpdate || m_vendor == CEC_VENDOR_UNKNOWN));
362 }
363
364 if (bRequestUpdate)
365 RequestVendorId();
366
367 CLockObject lock(m_mutex);
368 return m_vendor;
369 }
370
371 bool CCECBusDevice::RequestVendorId(void)
372 {
373 bool bReturn(false);
374
375 if (!MyLogicalAddressContains(m_iLogicalAddress))
376 {
377 MarkBusy();
378 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< requesting vendor ID of '%s' (%X)", GetLogicalAddressName(), m_iLogicalAddress);
379 bReturn = m_handler->TransmitRequestVendorId(GetMyLogicalAddress(), m_iLogicalAddress);
380 MarkReady();
381
382 ReplaceHandler(true);
383 }
384 return bReturn;
385 }
386
387 const char *CCECBusDevice::GetVendorName(bool bUpdate /* = false */)
388 {
389 return ToString(GetVendorId(bUpdate));
390 }
391
392 bool CCECBusDevice::MyLogicalAddressContains(cec_logical_address address) const
393 {
394 return m_processor->HasLogicalAddress(address);
395 }
396
397 bool CCECBusDevice::NeedsPoll(void)
398 {
399 bool bSendPoll(false);
400 switch (m_iLogicalAddress)
401 {
402 case CECDEVICE_PLAYBACKDEVICE3:
403 {
404 cec_bus_device_status status = m_processor->m_busDevices[CECDEVICE_PLAYBACKDEVICE2]->GetStatus();
405 bSendPoll = (status == CEC_DEVICE_STATUS_PRESENT || status == CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC);
406 }
407 break;
408 case CECDEVICE_PLAYBACKDEVICE2:
409 {
410 cec_bus_device_status status = m_processor->m_busDevices[CECDEVICE_PLAYBACKDEVICE1]->GetStatus();
411 bSendPoll = (status == CEC_DEVICE_STATUS_PRESENT || status == CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC);
412 }
413 break;
414 case CECDEVICE_RECORDINGDEVICE3:
415 {
416 cec_bus_device_status status = m_processor->m_busDevices[CECDEVICE_RECORDINGDEVICE2]->GetStatus();
417 bSendPoll = (status == CEC_DEVICE_STATUS_PRESENT || status == CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC);
418 }
419 break;
420 case CECDEVICE_RECORDINGDEVICE2:
421 {
422 cec_bus_device_status status = m_processor->m_busDevices[CECDEVICE_RECORDINGDEVICE1]->GetStatus();
423 bSendPoll = (status == CEC_DEVICE_STATUS_PRESENT || status == CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC);
424 }
425 break;
426 case CECDEVICE_TUNER4:
427 {
428 cec_bus_device_status status = m_processor->m_busDevices[CECDEVICE_TUNER3]->GetStatus();
429 bSendPoll = (status == CEC_DEVICE_STATUS_PRESENT || status == CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC);
430 }
431 break;
432 case CECDEVICE_TUNER3:
433 {
434 cec_bus_device_status status = m_processor->m_busDevices[CECDEVICE_TUNER2]->GetStatus();
435 bSendPoll = (status == CEC_DEVICE_STATUS_PRESENT || status == CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC);
436 }
437 break;
438 case CECDEVICE_TUNER2:
439 {
440 cec_bus_device_status status = m_processor->m_busDevices[CECDEVICE_TUNER1]->GetStatus();
441 bSendPoll = (status == CEC_DEVICE_STATUS_PRESENT || status == CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC);
442 }
443 break;
444 case CECDEVICE_AUDIOSYSTEM:
445 case CECDEVICE_PLAYBACKDEVICE1:
446 case CECDEVICE_RECORDINGDEVICE1:
447 case CECDEVICE_TUNER1:
448 case CECDEVICE_TV:
449 bSendPoll = true;
450 break;
451 default:
452 break;
453 }
454
455 return bSendPoll;
456 }
457
458 cec_bus_device_status CCECBusDevice::GetStatus(bool bForcePoll /* = false */)
459 {
460 cec_bus_device_status status(CEC_DEVICE_STATUS_UNKNOWN);
461 bool bNeedsPoll(false);
462
463 {
464 CLockObject lock(m_mutex);
465 status = m_deviceStatus;
466 bNeedsPoll = (m_deviceStatus != CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC &&
467 (m_deviceStatus == CEC_DEVICE_STATUS_UNKNOWN || bForcePoll));
468 }
469
470 if (bNeedsPoll)
471 {
472 bool bPollAcked(false);
473 if (bNeedsPoll && NeedsPoll())
474 bPollAcked = m_processor->PollDevice(m_iLogicalAddress);
475
476 status = bPollAcked ? CEC_DEVICE_STATUS_PRESENT : CEC_DEVICE_STATUS_NOT_PRESENT;
477 SetDeviceStatus(status);
478 }
479
480 return status;
481 }
482
483 //@}
484
485 /** @name Setters */
486 //@{
487 void CCECBusDevice::SetCecVersion(const cec_version newVersion)
488 {
489 m_cecVersion = newVersion;
490 CLibCEC::AddLog(CEC_LOG_DEBUG, "%s (%X): CEC version %s", GetLogicalAddressName(), m_iLogicalAddress, ToString(newVersion));
491 }
492
493 void CCECBusDevice::SetMenuLanguage(const cec_menu_language &language)
494 {
495 CLockObject lock(m_mutex);
496 if (language.device == m_iLogicalAddress)
497 {
498 CLibCEC::AddLog(CEC_LOG_DEBUG, ">> %s (%X): menu language set to '%s'", GetLogicalAddressName(), m_iLogicalAddress, language.language);
499 m_menuLanguage = language;
500 }
501 }
502
503 void CCECBusDevice::SetOSDName(CStdString strName)
504 {
505 CLockObject lock(m_mutex);
506 if (m_strDeviceName != strName)
507 {
508 CLibCEC::AddLog(CEC_LOG_DEBUG, ">> %s (%X): osd name set to '%s'", GetLogicalAddressName(), m_iLogicalAddress, strName.c_str());
509 m_strDeviceName = strName;
510 }
511 }
512
513 void CCECBusDevice::SetMenuState(const cec_menu_state state)
514 {
515 CLockObject lock(m_mutex);
516 if (m_menuState != state)
517 {
518 CLibCEC::AddLog(CEC_LOG_DEBUG, ">> %s (%X): menu state set to '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(m_menuState));
519 m_menuState = state;
520 }
521 }
522
523 void CCECBusDevice::SetInactiveSource(void)
524 {
525 {
526 CLockObject lock(m_mutex);
527 if (m_bActiveSource)
528 CLibCEC::AddLog(CEC_LOG_DEBUG, "marking %s (%X) as inactive source", GetLogicalAddressName(), m_iLogicalAddress);
529 m_bActiveSource = false;
530 }
531
532 if (MyLogicalAddressContains(m_iLogicalAddress))
533 SetPowerStatus(CEC_POWER_STATUS_STANDBY);
534 }
535
536 void CCECBusDevice::SetActiveSource(void)
537 {
538 CLockObject lock(m_mutex);
539 if (!m_bActiveSource)
540 CLibCEC::AddLog(CEC_LOG_DEBUG, "making %s (%x) the active source", GetLogicalAddressName(), m_iLogicalAddress);
541
542 for (int iPtr = 0; iPtr < 16; iPtr++)
543 if (iPtr != m_iLogicalAddress)
544 m_processor->m_busDevices[iPtr]->SetInactiveSource();
545
546 m_bActiveSource = true;
547 SetPowerStatus(CEC_POWER_STATUS_ON);
548 }
549
550 bool CCECBusDevice::TryLogicalAddress(void)
551 {
552 CLibCEC::AddLog(CEC_LOG_DEBUG, "trying logical address '%s'", GetLogicalAddressName());
553
554 m_processor->SetAckMask(0);
555 if (!TransmitPoll(m_iLogicalAddress))
556 {
557 CLibCEC::AddLog(CEC_LOG_NOTICE, "using logical address '%s'", GetLogicalAddressName());
558 SetDeviceStatus(CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC);
559
560 return true;
561 }
562
563 CLibCEC::AddLog(CEC_LOG_DEBUG, "logical address '%s' already taken", GetLogicalAddressName());
564 SetDeviceStatus(CEC_DEVICE_STATUS_PRESENT);
565 return false;
566 }
567
568 void CCECBusDevice::SetDeviceStatus(const cec_bus_device_status newStatus)
569 {
570 CLockObject lock(m_mutex);
571 switch (newStatus)
572 {
573 case CEC_DEVICE_STATUS_UNKNOWN:
574 if (m_deviceStatus != newStatus)
575 CLibCEC::AddLog(CEC_LOG_DEBUG, "device status of %s changed into 'unknown'", ToString(m_iLogicalAddress));
576 m_iStreamPath = 0;
577 m_powerStatus = CEC_POWER_STATUS_UNKNOWN;
578 m_vendor = CEC_VENDOR_UNKNOWN;
579 m_menuState = CEC_MENU_STATE_ACTIVATED;
580 m_bActiveSource = false;
581 m_iLastActive = 0;
582 m_cecVersion = CEC_VERSION_UNKNOWN;
583 m_deviceStatus = newStatus;
584 break;
585 case CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC:
586 if (m_deviceStatus != newStatus)
587 CLibCEC::AddLog(CEC_LOG_DEBUG, "device status of %s changed into 'handled by libCEC'", ToString(m_iLogicalAddress));
588 m_iStreamPath = 0;
589 m_powerStatus = CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON;
590 m_vendor = CEC_VENDOR_UNKNOWN;
591 m_menuState = CEC_MENU_STATE_ACTIVATED;
592 m_bActiveSource = false;
593 m_iLastActive = 0;
594 m_cecVersion = CEC_VERSION_1_3A;
595 m_deviceStatus = newStatus;
596 break;
597 case CEC_DEVICE_STATUS_PRESENT:
598 if (m_deviceStatus != newStatus)
599 CLibCEC::AddLog(CEC_LOG_DEBUG, "device status of %s changed into 'present'", ToString(m_iLogicalAddress));
600 m_deviceStatus = newStatus;
601 break;
602 case CEC_DEVICE_STATUS_NOT_PRESENT:
603 if (m_deviceStatus != newStatus)
604 CLibCEC::AddLog(CEC_LOG_DEBUG, "device status of %s changed into 'not present'", ToString(m_iLogicalAddress));
605 m_deviceStatus = newStatus;
606 break;
607 }
608 }
609
610 void CCECBusDevice::SetPhysicalAddress(uint16_t iNewAddress)
611 {
612 CLockObject lock(m_mutex);
613 if (iNewAddress > 0 && m_iPhysicalAddress != iNewAddress)
614 {
615 CLibCEC::AddLog(CEC_LOG_DEBUG, ">> %s (%X): physical address changed from %04x to %04x", GetLogicalAddressName(), m_iLogicalAddress, m_iPhysicalAddress, iNewAddress);
616 m_iPhysicalAddress = iNewAddress;
617 }
618 }
619
620 void CCECBusDevice::SetStreamPath(uint16_t iNewAddress, uint16_t iOldAddress /* = 0 */)
621 {
622 CLockObject lock(m_mutex);
623 if (iNewAddress > 0)
624 {
625 CLibCEC::AddLog(CEC_LOG_DEBUG, ">> %s (%X): stream path changed from %04x to %04x", GetLogicalAddressName(), m_iLogicalAddress, iOldAddress == 0 ? m_iStreamPath : iOldAddress, iNewAddress);
626 m_iStreamPath = iNewAddress;
627
628 CCECBusDevice *device = m_processor->GetDeviceByPhysicalAddress(iNewAddress, false);
629 if (device)
630 {
631 // if a device is found with the new physical address, mark it as active, which will automatically mark all other devices as inactive
632 device->SetActiveSource();
633 }
634 else
635 {
636 // try to find the device with the old address, and mark it as inactive when found
637 device = m_processor->GetDeviceByPhysicalAddress(iOldAddress, false);
638 if (device)
639 device->SetInactiveSource();
640 }
641
642 if (iNewAddress > 0)
643 {
644 lock.Unlock();
645 SetPowerStatus(CEC_POWER_STATUS_ON);
646 }
647 }
648 }
649
650 void CCECBusDevice::SetPowerStatus(const cec_power_status powerStatus)
651 {
652 CLockObject lock(m_mutex);
653 if (m_powerStatus != powerStatus)
654 {
655 m_iLastPowerStateUpdate = GetTimeMs();
656 CLibCEC::AddLog(CEC_LOG_DEBUG, ">> %s (%X): power status changed from '%s' to '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(m_powerStatus), ToString(powerStatus));
657 m_powerStatus = powerStatus;
658 }
659 }
660
661 void CCECBusDevice::MarkBusy(void)
662 {
663 CLockObject handlerLock(m_handlerMutex);
664 ++m_iHandlerUseCount;
665 }
666
667 void CCECBusDevice::MarkReady(void)
668 {
669 CLockObject handlerLock(m_handlerMutex);
670 if (m_iHandlerUseCount > 0)
671 --m_iHandlerUseCount;
672 }
673
674 bool CCECBusDevice::ReplaceHandler(bool bActivateSource /* = true */)
675 {
676 bool bInitHandler(false);
677 {
678 CTryLockObject lock(m_mutex);
679 if (!lock.IsLocked())
680 return false;
681
682 CLockObject handlerLock(m_handlerMutex);
683 if (m_iHandlerUseCount > 0)
684 return false;
685
686 MarkBusy();
687
688 if (m_vendor != m_handler->GetVendorId())
689 {
690 if (CCECCommandHandler::HasSpecificHandler(m_vendor))
691 {
692 CLibCEC::AddLog(CEC_LOG_DEBUG, "replacing the command handler for device '%s' (%x)", GetLogicalAddressName(), GetLogicalAddress());
693 delete m_handler;
694
695 switch (m_vendor)
696 {
697 case CEC_VENDOR_SAMSUNG:
698 m_handler = new CANCommandHandler(this);
699 break;
700 case CEC_VENDOR_LG:
701 m_handler = new CSLCommandHandler(this);
702 break;
703 case CEC_VENDOR_PANASONIC:
704 m_handler = new CVLCommandHandler(this);
705 break;
706 default:
707 m_handler = new CCECCommandHandler(this);
708 break;
709 }
710
711 m_handler->SetVendorId(m_vendor);
712 bInitHandler = true;
713 }
714 }
715 }
716
717 if (bInitHandler)
718 {
719 m_handler->InitHandler();
720
721 if (bActivateSource && m_processor->GetLogicalAddresses().IsSet(m_iLogicalAddress) && m_processor->IsInitialised() && IsActiveSource())
722 m_handler->ActivateSource();
723 }
724
725 MarkReady();
726
727 return true;
728 }
729
730 bool CCECBusDevice::SetVendorId(uint64_t iVendorId)
731 {
732 bool bVendorChanged(false);
733
734 {
735 CLockObject lock(m_mutex);
736 bVendorChanged = (m_vendor != (cec_vendor_id)iVendorId);
737 m_vendor = (cec_vendor_id)iVendorId;
738 }
739
740 CLibCEC::AddLog(CEC_LOG_DEBUG, "%s (%X): vendor = %s (%06x)", GetLogicalAddressName(), m_iLogicalAddress, ToString(m_vendor), m_vendor);
741
742 return bVendorChanged;
743 }
744 //@}
745
746 /** @name Transmit methods */
747 //@{
748 bool CCECBusDevice::TransmitActiveSource(void)
749 {
750 bool bSendActiveSource(false);
751
752 {
753 CLockObject lock(m_mutex);
754 if (m_powerStatus != CEC_POWER_STATUS_ON && m_powerStatus != CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON)
755 CLibCEC::AddLog(CEC_LOG_DEBUG, "<< %s (%X) is not powered on", GetLogicalAddressName(), m_iLogicalAddress);
756 else if (m_bActiveSource)
757 {
758 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> broadcast (F): active source (%4x)", GetLogicalAddressName(), m_iLogicalAddress, m_iPhysicalAddress);
759 bSendActiveSource = true;
760 }
761 else
762 CLibCEC::AddLog(CEC_LOG_DEBUG, "<< %s (%X) is not the active source", GetLogicalAddressName(), m_iLogicalAddress);
763 }
764
765 if (bSendActiveSource)
766 {
767 MarkBusy();
768 m_handler->TransmitActiveSource(m_iLogicalAddress, m_iPhysicalAddress);
769 MarkReady();
770 return true;
771 }
772
773 return false;
774 }
775
776 bool CCECBusDevice::TransmitCECVersion(cec_logical_address dest)
777 {
778 cec_version version;
779 {
780 CLockObject lock(m_mutex);
781 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> %s (%X): cec version %s", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, ToString(m_cecVersion));
782 version = m_cecVersion;
783 }
784
785 MarkBusy();
786 bool bReturn = m_handler->TransmitCECVersion(m_iLogicalAddress, dest, version);
787 MarkReady();
788 return bReturn;
789 }
790
791 bool CCECBusDevice::TransmitImageViewOn(void)
792 {
793 {
794 CLockObject lock(m_mutex);
795 if (m_powerStatus != CEC_POWER_STATUS_ON && m_powerStatus != CEC_POWER_STATUS_IN_TRANSITION_STANDBY_TO_ON)
796 {
797 CLibCEC::AddLog(CEC_LOG_DEBUG, "<< %s (%X) is not powered on", GetLogicalAddressName(), m_iLogicalAddress);
798 return false;
799 }
800 }
801
802 MarkBusy();
803 m_handler->TransmitImageViewOn(m_iLogicalAddress, CECDEVICE_TV);
804 MarkReady();
805 return true;
806 }
807
808 bool CCECBusDevice::TransmitInactiveSource(void)
809 {
810 uint16_t iPhysicalAddress;
811 {
812 CLockObject lock(m_mutex);
813 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> broadcast (F): inactive source", GetLogicalAddressName(), m_iLogicalAddress);
814 iPhysicalAddress = m_iPhysicalAddress;
815 }
816
817 MarkBusy();
818 bool bReturn = m_handler->TransmitInactiveSource(m_iLogicalAddress, iPhysicalAddress);
819 MarkReady();
820 return bReturn;
821 }
822
823 bool CCECBusDevice::TransmitMenuState(cec_logical_address dest)
824 {
825 cec_menu_state menuState;
826 {
827 CLockObject lock(m_mutex);
828 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> %s (%X): menu state '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, ToString(m_menuState));
829 menuState = m_menuState;
830 }
831
832 MarkBusy();
833 bool bReturn = m_handler->TransmitMenuState(m_iLogicalAddress, dest, menuState);
834 MarkReady();
835 return bReturn;
836 }
837
838 bool CCECBusDevice::TransmitOSDName(cec_logical_address dest)
839 {
840 CStdString strDeviceName;
841 {
842 CLockObject lock(m_mutex);
843 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> %s (%X): OSD name '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, m_strDeviceName.c_str());
844 strDeviceName = m_strDeviceName;
845 }
846
847 MarkBusy();
848 bool bReturn = m_handler->TransmitOSDName(m_iLogicalAddress, dest, strDeviceName);
849 MarkReady();
850 return bReturn;
851 }
852
853 bool CCECBusDevice::TransmitOSDString(cec_logical_address dest, cec_display_control duration, const char *strMessage)
854 {
855 bool bReturn(false);
856 if (!m_processor->m_busDevices[dest]->IsUnsupportedFeature(CEC_OPCODE_SET_OSD_STRING))
857 {
858 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> %s (%X): display OSD message '%s'", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, strMessage);
859 MarkBusy();
860 bReturn = m_handler->TransmitOSDString(m_iLogicalAddress, dest, duration, strMessage);
861 MarkReady();
862 }
863 return bReturn;
864 }
865
866 bool CCECBusDevice::TransmitPhysicalAddress(void)
867 {
868 uint16_t iPhysicalAddress;
869 cec_device_type type;
870 {
871 CLockObject lock(m_mutex);
872 if (m_iPhysicalAddress == 0xffff)
873 return false;
874
875 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> broadcast (F): physical adddress %4x", GetLogicalAddressName(), m_iLogicalAddress, m_iPhysicalAddress);
876 iPhysicalAddress = m_iPhysicalAddress;
877 type = m_type;
878 }
879
880 MarkBusy();
881 bool bReturn = m_handler->TransmitPhysicalAddress(m_iLogicalAddress, iPhysicalAddress, type);
882 MarkReady();
883 return bReturn;
884 }
885
886 bool CCECBusDevice::TransmitPoll(cec_logical_address dest)
887 {
888 bool bReturn(false);
889 if (dest == CECDEVICE_UNKNOWN)
890 dest = m_iLogicalAddress;
891
892 CCECBusDevice *destDevice = m_processor->m_busDevices[dest];
893 if (destDevice->m_deviceStatus == CEC_DEVICE_STATUS_HANDLED_BY_LIBCEC)
894 return bReturn;
895
896 MarkBusy();
897 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> %s (%X): POLL", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest);
898 bReturn = m_handler->TransmitPoll(m_iLogicalAddress, dest);
899 CLibCEC::AddLog(CEC_LOG_DEBUG, bReturn ? ">> POLL sent" : ">> POLL not sent");
900
901 CLockObject lock(m_mutex);
902 if (bReturn)
903 {
904 m_iLastActive = GetTimeMs();
905 destDevice->m_deviceStatus = CEC_DEVICE_STATUS_PRESENT;
906 }
907 else
908 destDevice->m_deviceStatus = CEC_DEVICE_STATUS_NOT_PRESENT;
909
910 MarkReady();
911 return bReturn;
912 }
913
914 bool CCECBusDevice::TransmitPowerState(cec_logical_address dest)
915 {
916 cec_power_status state;
917 {
918 CLockObject lock(m_mutex);
919 if (!IsActiveSource())
920 {
921 CLibCEC::AddLog(CEC_LOG_NOTICE, "power state requested of %s (%X), but we are not the active source. setting power state to standby", GetLogicalAddressName(), m_iLogicalAddress);
922 SetPowerStatus(CEC_POWER_STATUS_STANDBY);
923 }
924
925 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> %s (%X): %s", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, ToString(m_powerStatus));
926 state = m_powerStatus;
927 }
928
929 MarkBusy();
930 bool bReturn = m_handler->TransmitPowerState(m_iLogicalAddress, dest, state);
931 MarkReady();
932 return bReturn;
933 }
934
935 bool CCECBusDevice::TransmitVendorID(cec_logical_address dest, bool bSendAbort /* = true */)
936 {
937 bool bReturn(false);
938 uint64_t iVendorId;
939 {
940 CLockObject lock(m_mutex);
941 iVendorId = (uint64_t)m_vendor;
942 }
943
944 MarkBusy();
945 if (iVendorId == CEC_VENDOR_UNKNOWN)
946 {
947 if (bSendAbort)
948 {
949 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> %s (%X): vendor id feature abort", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest);
950 m_processor->TransmitAbort(dest, CEC_OPCODE_GIVE_DEVICE_VENDOR_ID);
951 bReturn = true;
952 }
953 }
954 else
955 {
956 CLibCEC::AddLog(CEC_LOG_NOTICE, "<< %s (%X) -> %s (%X): vendor id %s (%x)", GetLogicalAddressName(), m_iLogicalAddress, ToString(dest), dest, ToString((cec_vendor_id)iVendorId), iVendorId);
957 bReturn = m_handler->TransmitVendorID(m_iLogicalAddress, iVendorId);
958 }
959 MarkReady();
960 return bReturn;
961 }
962
963 bool CCECBusDevice::TransmitKeypress(cec_user_control_code key, bool bWait /* = true */)
964 {
965 MarkBusy();
966 bool bReturn = m_handler->TransmitKeypress(m_processor->GetLogicalAddress(), m_iLogicalAddress, key, bWait);
967 MarkReady();
968 return bReturn;
969 }
970
971 bool CCECBusDevice::TransmitKeyRelease(bool bWait /* = true */)
972 {
973 MarkBusy();
974 bool bReturn = m_handler->TransmitKeyRelease(m_processor->GetLogicalAddress(), m_iLogicalAddress, bWait);
975 MarkReady();
976 return bReturn;
977 }
978
979 bool CCECBusDevice::IsUnsupportedFeature(cec_opcode opcode) const
980 {
981 bool bUnsupported = (m_unsupportedFeatures.find(opcode) != m_unsupportedFeatures.end());
982 if (bUnsupported)
983 CLibCEC::AddLog(CEC_LOG_NOTICE, "'%s' is marked as unsupported feature for device '%s'", ToString(opcode), GetLogicalAddressName());
984 return bUnsupported;
985 }
986
987 void CCECBusDevice::SetUnsupportedFeature(cec_opcode opcode)
988 {
989 CLibCEC::AddLog(CEC_LOG_DEBUG, "marking opcode '%s' as unsupported feature for device '%s'", ToString(opcode), GetLogicalAddressName());
990 m_unsupportedFeatures.insert(opcode);
991 }
992
993 bool CCECBusDevice::ActivateSource(void)
994 {
995 MarkBusy();
996 bool bReturn = m_handler->ActivateSource();
997 MarkReady();
998 return bReturn;
999 }
1000
1001 void CCECBusDevice::HandlePoll(cec_logical_address iDestination)
1002 {
1003 CLibCEC::AddLog(CEC_LOG_DEBUG, "<< POLL: %s (%x) -> %s (%x)", ToString(m_iLogicalAddress), m_iLogicalAddress, ToString(iDestination), iDestination);
1004 m_bAwaitingReceiveFailed = true;
1005 }
1006
1007 bool CCECBusDevice::HandleReceiveFailed(void)
1008 {
1009 bool bReturn = m_bAwaitingReceiveFailed;
1010 m_bAwaitingReceiveFailed = false;
1011 return bReturn;
1012 }
1013
1014 void CCECBusDevice::CheckVendorIdRequested(void)
1015 {
1016 bool bRequestVendorId(false);
1017 {
1018 CLockObject lock(m_mutex);
1019 bRequestVendorId = !m_bVendorIdRequested;
1020 m_bVendorIdRequested = true;
1021 }
1022
1023 if (bRequestVendorId)
1024 {
1025 ReplaceHandler(false);
1026 GetVendorId();
1027 }
1028 }
1029
1030 //@}