Revert "cec: fix timeout"
[deb_libcec.git] / src / lib / CECProcessor.cpp
1 /*
2 * This file is part of the libCEC(R) library.
3 *
4 * libCEC(R) is Copyright (C) 2011 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 "CECProcessor.h"
34
35 #include "AdapterCommunication.h"
36 #include "LibCEC.h"
37 #include "util/StdString.h"
38 #include "platform/timeutils.h"
39
40 using namespace CEC;
41 using namespace std;
42
43 CCECProcessor::CCECProcessor(CLibCEC *controller, CAdapterCommunication *serComm, const char *strDeviceName, cec_logical_address iLogicalAddress /* = CECDEVICE_PLAYBACKDEVICE1 */, uint16_t iPhysicalAddress /* = CEC_DEFAULT_PHYSICAL_ADDRESS*/) :
44 m_physicaladdress(iPhysicalAddress),
45 m_iLogicalAddress(iLogicalAddress),
46 m_strDeviceName(strDeviceName),
47 m_communication(serComm),
48 m_controller(controller)
49 {
50 for (uint8_t iPtr = 0; iPtr < 16; iPtr++)
51 m_vendorIds[iPtr] = CEC_VENDOR_UNKNOWN;
52 for (uint8_t iPtr = 0; iPtr < 16; iPtr++)
53 m_vendorClasses[iPtr] = (uint8_t) 0;
54 }
55
56 CCECProcessor::~CCECProcessor(void)
57 {
58 StopThread();
59 m_communication = NULL;
60 m_controller = NULL;
61 }
62
63 bool CCECProcessor::Start(void)
64 {
65 if (!m_communication || !m_communication->IsOpen())
66 {
67 m_controller->AddLog(CEC_LOG_ERROR, "connection is closed");
68 return false;
69 }
70
71 if (!SetLogicalAddress(m_iLogicalAddress))
72 {
73 m_controller->AddLog(CEC_LOG_ERROR, "could not set the logical address");
74 return false;
75 }
76
77 if (CreateThread())
78 return true;
79 else
80 m_controller->AddLog(CEC_LOG_ERROR, "could not create a processor thread");
81
82 return false;
83 }
84
85 void *CCECProcessor::Process(void)
86 {
87 m_controller->AddLog(CEC_LOG_DEBUG, "processor thread started");
88
89 while (!IsStopped())
90 {
91 bool bParseFrame(false);
92 cec_frame msg;
93 msg.clear();
94
95 {
96 CLockObject lock(&m_mutex);
97 if (m_communication->IsOpen() && m_communication->Read(msg, 50))
98 bParseFrame = ParseMessage(msg) && !IsStopped();
99
100 if (bParseFrame)
101 {
102 msg.clear();
103 msg = m_currentframe;
104 }
105 }
106
107 if (bParseFrame)
108 ParseCurrentFrame(msg);
109
110 m_controller->CheckKeypressTimeout();
111
112 if (!IsStopped())
113 Sleep(50);
114 }
115
116 return NULL;
117 }
118
119 bool CCECProcessor::PowerOnDevices(cec_logical_address address /* = CECDEVICE_TV */)
120 {
121 if (!IsRunning())
122 return false;
123
124 CStdString strLog;
125 strLog.Format("<< powering on device with logical address %d", (int8_t)address);
126 m_controller->AddLog(CEC_LOG_DEBUG, strLog.c_str());
127 cec_frame frame;
128 frame.clear();
129
130 frame.push_back(GetSourceDestination(address));
131 frame.push_back((uint8_t) CEC_OPCODE_IMAGE_VIEW_ON);
132 return Transmit(frame);
133 }
134
135 bool CCECProcessor::StandbyDevices(cec_logical_address address /* = CECDEVICE_BROADCAST */)
136 {
137 if (!IsRunning())
138 return false;
139
140 CStdString strLog;
141 strLog.Format("<< putting device with logical address %d in standby mode", (int8_t)address);
142 m_controller->AddLog(CEC_LOG_DEBUG, strLog.c_str());
143 cec_frame frame;
144 frame.clear();
145
146 frame.push_back(GetSourceDestination(address));
147 frame.push_back((uint8_t) CEC_OPCODE_STANDBY);
148 return Transmit(frame);
149 }
150
151 bool CCECProcessor::SetActiveView(void)
152 {
153 if (!IsRunning())
154 return false;
155
156 m_controller->AddLog(CEC_LOG_DEBUG, "<< setting active view");
157 cec_frame frame;
158 frame.clear();
159
160 frame.push_back(GetSourceDestination(CECDEVICE_BROADCAST));
161 frame.push_back((uint8_t) CEC_OPCODE_ACTIVE_SOURCE);
162 frame.push_back((m_physicaladdress >> 8) & 0xFF);
163 frame.push_back(m_physicaladdress & 0xFF);
164 return Transmit(frame);
165 }
166
167 bool CCECProcessor::SetInactiveView(void)
168 {
169 if (!IsRunning())
170 return false;
171
172 m_controller->AddLog(CEC_LOG_DEBUG, "<< setting inactive view");
173 cec_frame frame;
174 frame.clear();
175
176 frame.push_back(GetSourceDestination(CECDEVICE_BROADCAST));
177 frame.push_back((uint8_t) CEC_OPCODE_INACTIVE_SOURCE);
178 frame.push_back((m_physicaladdress >> 8) & 0xFF);
179 frame.push_back(m_physicaladdress & 0xFF);
180 return Transmit(frame);
181 }
182
183 bool CCECProcessor::Transmit(const cec_frame &data, bool bWaitForAck /* = true */)
184 {
185 CStdString txStr = "transmit ";
186 for (unsigned int i = 0; i < data.size; i++)
187 txStr.AppendFormat(" %02x", data.data[i]);
188 m_controller->AddLog(CEC_LOG_DEBUG, txStr.c_str());
189
190 if (data.size == 0)
191 {
192 m_controller->AddLog(CEC_LOG_WARNING, "transmit buffer is empty");
193 return false;
194 }
195
196 cec_frame output;
197 output.clear();
198
199 //set ack polarity to high when transmitting to the broadcast address
200 //set ack polarity low when transmitting to any other address
201 output.push_back(MSGSTART);
202 CAdapterCommunication::PushEscaped(output, MSGCODE_TRANSMIT_ACK_POLARITY);
203
204 if ((data.data[0] & 0xF) == 0xF)
205 CAdapterCommunication::PushEscaped(output, CEC_TRUE);
206 else
207 CAdapterCommunication::PushEscaped(output, CEC_FALSE);
208
209 output.push_back(MSGEND);
210
211 for (int8_t i = 0; i < data.size; i++)
212 {
213 output.push_back(MSGSTART);
214
215 if (i == (int8_t)data.size - 1)
216 CAdapterCommunication::PushEscaped(output, MSGCODE_TRANSMIT_EOM);
217 else
218 CAdapterCommunication::PushEscaped(output, MSGCODE_TRANSMIT);
219
220 CAdapterCommunication::PushEscaped(output, data.data[i]);
221
222 output.push_back(MSGEND);
223 }
224
225 return TransmitFormatted(output, bWaitForAck);
226 }
227
228 bool CCECProcessor::SetLogicalAddress(cec_logical_address iLogicalAddress)
229 {
230 CStdString strLog;
231 strLog.Format("<< setting logical address to %d", iLogicalAddress);
232 m_controller->AddLog(CEC_LOG_NOTICE, strLog.c_str());
233
234 m_iLogicalAddress = iLogicalAddress;
235 return m_communication && m_communication->SetAckMask(0x1 << (uint8_t)m_iLogicalAddress);
236 }
237
238 bool CCECProcessor::TransmitFormatted(const cec_frame &data, bool bWaitForAck /* = true */)
239 {
240 CLockObject lock(&m_mutex);
241 if (!m_communication || !m_communication->Write(data))
242 return false;
243
244 CCondition::Sleep((uint32_t) data.size * (uint32_t)24 /*data*/ + (uint32_t)5 /*start bit (4.5 ms)*/);
245
246 if (bWaitForAck)
247 {
248 uint64_t now = GetTimeMs();
249 uint64_t target = now + 1000;
250 bool bError(false);
251 bool bGotAck(false);
252
253 while (!bGotAck && now < target)
254 {
255 bGotAck = WaitForAck(&bError, (uint64_t) (target - now));
256 now = GetTimeMs();
257
258 if (bError && now < target)
259 {
260 m_controller->AddLog(CEC_LOG_ERROR, "retransmitting previous frame");
261 if (!m_communication->Write(data))
262 return false;
263 }
264 }
265 }
266
267 return true;
268 }
269
270 void CCECProcessor::TransmitAbort(cec_logical_address address, cec_opcode opcode, ECecAbortReason reason /* = CEC_ABORT_REASON_UNRECOGNIZED_OPCODE */)
271 {
272 m_controller->AddLog(CEC_LOG_DEBUG, "transmitting abort message");
273 cec_frame frame;
274 frame.clear();
275
276 frame.push_back(GetSourceDestination(address));
277 frame.push_back((uint8_t) CEC_OPCODE_FEATURE_ABORT);
278 frame.push_back((uint8_t) opcode);
279 frame.push_back((uint8_t) reason);
280 Transmit(frame);
281 }
282
283 void CCECProcessor::ReportCECVersion(cec_logical_address address /* = CECDEVICE_TV */)
284 {
285 cec_frame frame;
286 frame.clear();
287
288 m_controller->AddLog(CEC_LOG_NOTICE, "<< reporting CEC version as 1.3a");
289 frame.push_back(GetSourceDestination(address));
290 frame.push_back((uint8_t) CEC_OPCODE_CEC_VERSION);
291 frame.push_back((uint8_t) CEC_VERSION_1_3A);
292 Transmit(frame);
293 }
294
295 void CCECProcessor::ReportPowerState(cec_logical_address address /*= CECDEVICE_TV */, bool bOn /* = true */)
296 {
297 cec_frame frame;
298 frame.clear();
299
300 if (bOn)
301 m_controller->AddLog(CEC_LOG_NOTICE, "<< reporting \"On\" power status");
302 else
303 m_controller->AddLog(CEC_LOG_NOTICE, "<< reporting \"Off\" power status");
304
305 frame.push_back(GetSourceDestination(address));
306 frame.push_back((uint8_t) CEC_OPCODE_REPORT_POWER_STATUS);
307 frame.push_back(bOn ? (uint8_t) CEC_POWER_STATUS_ON : (uint8_t) CEC_POWER_STATUS_STANDBY);
308 Transmit(frame);
309 }
310
311 void CCECProcessor::ReportMenuState(cec_logical_address address /* = CECDEVICE_TV */, bool bActive /* = true */)
312 {
313 cec_frame frame;
314 frame.clear();
315
316 if (bActive)
317 m_controller->AddLog(CEC_LOG_NOTICE, "<< reporting menu state as active");
318 else
319 m_controller->AddLog(CEC_LOG_NOTICE, "<< reporting menu state as inactive");
320
321 frame.push_back(GetSourceDestination(address));
322 frame.push_back((uint8_t) CEC_OPCODE_MENU_STATUS);
323 frame.push_back(bActive ? (uint8_t) CEC_MENU_STATE_ACTIVATED : (uint8_t) CEC_MENU_STATE_DEACTIVATED);
324 Transmit(frame);
325 }
326
327 void CCECProcessor::ReportVendorID(cec_logical_address address /* = CECDEVICE_TV */)
328 {
329 m_controller->AddLog(CEC_LOG_NOTICE, "<< vendor ID requested, feature abort");
330 TransmitAbort(address, CEC_OPCODE_GIVE_DEVICE_VENDOR_ID);
331 }
332
333 void CCECProcessor::ReportOSDName(cec_logical_address address /* = CECDEVICE_TV */)
334 {
335 cec_frame frame;
336 frame.clear();
337
338 const char *osdname = m_strDeviceName.c_str();
339 CStdString strLog;
340 strLog.Format("<< reporting OSD name as %s", osdname);
341 m_controller->AddLog(CEC_LOG_NOTICE, strLog.c_str());
342 frame.push_back(GetSourceDestination(address));
343 frame.push_back((uint8_t) CEC_OPCODE_SET_OSD_NAME);
344
345 for (unsigned int i = 0; i < strlen(osdname); i++)
346 frame.push_back(osdname[i]);
347
348 Transmit(frame);
349 }
350
351 void CCECProcessor::ReportPhysicalAddress(void)
352 {
353 cec_frame frame;
354 frame.clear();
355
356 CStdString strLog;
357 strLog.Format("<< reporting physical address as %04x", m_physicaladdress);
358 m_controller->AddLog(CEC_LOG_NOTICE, strLog.c_str());
359 frame.push_back(GetSourceDestination(CECDEVICE_BROADCAST));
360 frame.push_back((uint8_t) CEC_OPCODE_REPORT_PHYSICAL_ADDRESS);
361 frame.push_back((uint8_t) ((m_physicaladdress >> 8) & 0xFF));
362 frame.push_back((uint8_t) (m_physicaladdress & 0xFF));
363 frame.push_back((uint8_t) CEC_DEVICE_TYPE_PLAYBACK_DEVICE);
364 Transmit(frame);
365 }
366
367 void CCECProcessor::BroadcastActiveSource(void)
368 {
369 cec_frame frame;
370 frame.clear();
371
372 m_controller->AddLog(CEC_LOG_NOTICE, "<< broadcasting active source");
373 frame.push_back(GetSourceDestination(CECDEVICE_BROADCAST));
374 frame.push_back((uint8_t) CEC_OPCODE_ACTIVE_SOURCE);
375 frame.push_back((uint8_t) ((m_physicaladdress >> 8) & 0xFF));
376 frame.push_back((uint8_t) (m_physicaladdress & 0xFF));
377 Transmit(frame);
378 }
379
380 uint8_t CCECProcessor::GetSourceDestination(cec_logical_address destination /* = CECDEVICE_BROADCAST */) const
381 {
382 return ((uint8_t)m_iLogicalAddress << 4) + (uint8_t)destination;
383 }
384
385 bool CCECProcessor::WaitForAck(bool *bError, uint32_t iTimeout /* = 1000 */)
386 {
387 bool bGotAck(false);
388 *bError = false;
389
390 int64_t iNow = GetTimeMs();
391 int64_t iTargetTime = iNow + (uint64_t) iTimeout;
392
393 while (!bGotAck && !*bError && (iTimeout == 0 || iNow < iTargetTime))
394 {
395 cec_frame msg;
396 msg.clear();
397
398 if (!m_communication->Read(msg, iTimeout > 0 ? iTargetTime - iNow : 1000))
399 {
400 iNow = GetTimeMs();
401 continue;
402 }
403
404 uint8_t iCode = msg.data[0] & ~(MSGCODE_FRAME_EOM | MSGCODE_FRAME_ACK);
405
406 switch (iCode)
407 {
408 case MSGCODE_COMMAND_ACCEPTED:
409 m_controller->AddLog(CEC_LOG_DEBUG, "MSGCODE_COMMAND_ACCEPTED");
410 break;
411 case MSGCODE_TRANSMIT_SUCCEEDED:
412 m_controller->AddLog(CEC_LOG_DEBUG, "MSGCODE_TRANSMIT_SUCCEEDED");
413 bGotAck = true;
414 break;
415 case MSGCODE_RECEIVE_FAILED:
416 m_controller->AddLog(CEC_LOG_WARNING, "MSGCODE_RECEIVE_FAILED");
417 *bError = true;
418 break;
419 case MSGCODE_COMMAND_REJECTED:
420 m_controller->AddLog(CEC_LOG_WARNING, "MSGCODE_COMMAND_REJECTED");
421 *bError = true;
422 break;
423 case MSGCODE_TRANSMIT_FAILED_LINE:
424 m_controller->AddLog(CEC_LOG_WARNING, "MSGCODE_TRANSMIT_FAILED_LINE");
425 *bError = true;
426 break;
427 case MSGCODE_TRANSMIT_FAILED_ACK:
428 m_controller->AddLog(CEC_LOG_WARNING, "MSGCODE_TRANSMIT_FAILED_ACK");
429 *bError = true;
430 break;
431 case MSGCODE_TRANSMIT_FAILED_TIMEOUT_DATA:
432 m_controller->AddLog(CEC_LOG_WARNING, "MSGCODE_TRANSMIT_FAILED_TIMEOUT_DATA");
433 *bError = true;
434 break;
435 case MSGCODE_TRANSMIT_FAILED_TIMEOUT_LINE:
436 m_controller->AddLog(CEC_LOG_WARNING, "MSGCODE_TRANSMIT_FAILED_TIMEOUT_LINE");
437 *bError = true;
438 break;
439 default:
440 m_frameBuffer.Push(msg);
441 break;
442 }
443
444 iNow = GetTimeMs();
445 }
446
447 return bGotAck && !*bError;
448 }
449
450 bool CCECProcessor::ParseMessage(cec_frame &msg)
451 {
452 bool bReturn(false);
453
454 if (msg.size == 0)
455 return bReturn;
456
457 CStdString logStr;
458 uint8_t iCode = msg.data[0] & ~(MSGCODE_FRAME_EOM | MSGCODE_FRAME_ACK);
459 bool bEom = (msg.data[0] & MSGCODE_FRAME_EOM) != 0;
460 bool bAck = (msg.data[0] & MSGCODE_FRAME_ACK) != 0;
461
462 switch(iCode)
463 {
464 case MSGCODE_NOTHING:
465 m_controller->AddLog(CEC_LOG_DEBUG, "MSGCODE_NOTHING");
466 break;
467 case MSGCODE_TIMEOUT_ERROR:
468 case MSGCODE_HIGH_ERROR:
469 case MSGCODE_LOW_ERROR:
470 {
471 if (iCode == MSGCODE_TIMEOUT_ERROR)
472 logStr = "MSGCODE_TIMEOUT";
473 else if (iCode == MSGCODE_HIGH_ERROR)
474 logStr = "MSGCODE_HIGH_ERROR";
475 else
476 logStr = "MSGCODE_LOW_ERROR";
477
478 int iLine = (msg.size >= 3) ? (msg.data[1] << 8) | (msg.data[2]) : 0;
479 uint32_t iTime = (msg.size >= 7) ? (msg.data[3] << 24) | (msg.data[4] << 16) | (msg.data[5] << 8) | (msg.data[6]) : 0;
480 logStr.AppendFormat(" line:%i", iLine);
481 logStr.AppendFormat(" time:%u", iTime);
482 m_controller->AddLog(CEC_LOG_WARNING, logStr.c_str());
483 }
484 break;
485 case MSGCODE_FRAME_START:
486 {
487 logStr = "MSGCODE_FRAME_START";
488 m_currentframe.clear();
489 if (msg.size >= 2)
490 {
491 int iInitiator = msg.data[1] >> 4;
492 int iDestination = msg.data[1] & 0xF;
493 logStr.AppendFormat(" initiator:%u destination:%u ack:%s %s", iInitiator, iDestination, bAck ? "high" : "low", bEom ? "eom" : "");
494
495 m_currentframe.push_back(msg.data[1]);
496 }
497 m_controller->AddLog(CEC_LOG_DEBUG, logStr.c_str());
498 }
499 break;
500 case MSGCODE_FRAME_DATA:
501 {
502 logStr = "MSGCODE_FRAME_DATA";
503 if (msg.size >= 2)
504 {
505 uint8_t iData = msg.data[1];
506 logStr.AppendFormat(" %02x", iData);
507 m_currentframe.push_back(iData);
508 }
509 m_controller->AddLog(CEC_LOG_DEBUG, logStr.c_str());
510 }
511 if (bEom)
512 bReturn = true;
513 break;
514 default:
515 break;
516 }
517
518 return bReturn;
519 }
520
521 void CCECProcessor::ParseVendorId(cec_logical_address device, cec_frame data)
522 {
523 if (data.size < 3)
524 {
525 m_controller->AddLog(CEC_LOG_WARNING, "invalid vendor ID received");
526 return;
527 }
528
529 uint64_t iVendorId = ((uint64_t)data.data[0] << 3) +
530 ((uint64_t)data.data[1] << 2) +
531 (uint64_t)data.data[2];
532
533 m_vendorIds[(uint8_t)device] = iVendorId;
534 m_vendorClasses[(uint8_t)device] = data.size >= 4 ? data.data[3] : 0;
535
536 CStdString strLog;
537 strLog.Format("device %d: vendor = %s (%lld) class = %2x", (uint8_t)device, CECVendorIdToString(m_vendorIds[(uint8_t)device]), iVendorId, m_vendorClasses[(uint8_t)device]);
538 m_controller->AddLog(CEC_LOG_DEBUG, strLog.c_str());
539 }
540
541 void CCECProcessor::ParseCurrentFrame(cec_frame &frame)
542 {
543 uint8_t initiator = frame.data[0] >> 4;
544 uint8_t destination = frame.data[0] & 0xF;
545
546 CStdString dataStr;
547 dataStr.Format(">> received frame: initiator: %u destination: %u", initiator, destination);
548
549 if (frame.size > 1)
550 {
551 dataStr += " data:";
552 for (unsigned int i = 1; i < frame.size; i++)
553 dataStr.AppendFormat(" %02x", frame.data[i]);
554 }
555 m_controller->AddLog(CEC_LOG_DEBUG, dataStr.c_str());
556
557 if (frame.size <= 1)
558 return;
559
560 cec_opcode opCode = (cec_opcode) frame.data[1];
561 if (destination == (uint16_t) m_iLogicalAddress)
562 {
563 switch(opCode)
564 {
565 case CEC_OPCODE_GIVE_PHYSICAL_ADDRESS:
566 ReportPhysicalAddress();
567 break;
568 case CEC_OPCODE_GIVE_OSD_NAME:
569 ReportOSDName((cec_logical_address)initiator);
570 break;
571 case CEC_OPCODE_GIVE_DEVICE_VENDOR_ID:
572 ReportVendorID((cec_logical_address)initiator);
573 break;
574 case CEC_OPCODE_VENDOR_COMMAND_WITH_ID:
575 frame.shift(2);
576 ParseVendorId((cec_logical_address)initiator, frame);
577 TransmitAbort((cec_logical_address)initiator, CEC_OPCODE_VENDOR_COMMAND_WITH_ID);
578 break;
579 case CEC_OPCODE_GIVE_DECK_STATUS:
580 // need to support opcodes play and deck control before doing anything with this
581 TransmitAbort((cec_logical_address)initiator, CEC_OPCODE_GIVE_DECK_STATUS);
582 break;
583 case CEC_OPCODE_MENU_REQUEST:
584 frame.shift(2);
585 if (frame.data[0] == CEC_MENU_REQUEST_TYPE_QUERY)
586 ReportMenuState((cec_logical_address)initiator);
587 break;
588 case CEC_OPCODE_GIVE_DEVICE_POWER_STATUS:
589 ReportPowerState((cec_logical_address)initiator);
590 SetActiveView();
591 break;
592 case CEC_OPCODE_GET_CEC_VERSION:
593 ReportCECVersion((cec_logical_address)initiator);
594 break;
595 case CEC_OPCODE_USER_CONTROL_PRESSED:
596 if (frame.size > 2)
597 {
598 m_controller->AddKey();
599
600 if (frame.data[2] <= CEC_USER_CONTROL_CODE_MAX)
601 m_controller->SetCurrentButton((cec_user_control_code) frame.data[2]);
602 }
603 break;
604 case CEC_OPCODE_USER_CONTROL_RELEASE:
605 m_controller->AddKey();
606 break;
607 default:
608 frame.shift(2);
609 m_controller->AddCommand((cec_logical_address) initiator, (cec_logical_address) destination, opCode, &frame);
610 break;
611 }
612 }
613 else if (destination == (uint8_t) CECDEVICE_BROADCAST)
614 {
615 CStdString strLog;
616 if (opCode == CEC_OPCODE_REQUEST_ACTIVE_SOURCE)
617 {
618 strLog.Format(">> %i requests active source", initiator);
619 m_controller->AddLog(CEC_LOG_DEBUG, strLog.c_str());
620 BroadcastActiveSource();
621 }
622 else if (opCode == CEC_OPCODE_SET_STREAM_PATH)
623 {
624 if (frame.size >= 4)
625 {
626 int streamaddr = ((int)frame.data[2] << 8) | ((int)frame.data[3]);
627 strLog.Format(">> %i requests stream path from physical address %04x", initiator, streamaddr);
628 m_controller->AddLog(CEC_LOG_DEBUG, strLog.c_str());
629 if (streamaddr == m_physicaladdress)
630 BroadcastActiveSource();
631 }
632 }
633 else
634 {
635 cec_frame params = frame;
636 frame.shift(2);
637 m_controller->AddCommand((cec_logical_address) initiator, (cec_logical_address) destination, opCode, &params);
638 }
639 }
640 else
641 {
642 CStdString strLog;
643 strLog.Format("ignoring frame: destination: %u != %u", destination, (uint16_t)m_iLogicalAddress);
644 m_controller->AddLog(CEC_LOG_DEBUG, strLog.c_str());
645 }
646 }