cec: fix timeout
[deb_libcec.git] / src / lib / CECProcessor.cpp
... / ...
CommitLineData
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
40using namespace CEC;
41using namespace std;
42
43CCECProcessor::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
56CCECProcessor::~CCECProcessor(void)
57{
58 StopThread();
59 m_communication = NULL;
60 m_controller = NULL;
61}
62
63bool 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
85void *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
119bool 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
135bool 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
151bool 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
167bool 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
183bool 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
228bool 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
238bool 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 if (bWaitForAck)
245 {
246 uint64_t now = GetTimeMs();
247 uint64_t target = now + 1000;
248 bool bError(false);
249 bool bGotAck(false);
250
251 while (!bGotAck && now < target)
252 {
253 bGotAck = WaitForAck(&bError, (uint64_t) (target - now));
254 now = GetTimeMs();
255
256 if (bError && now < target)
257 {
258 m_controller->AddLog(CEC_LOG_ERROR, "retransmitting previous frame");
259 if (!m_communication->Write(data))
260 return false;
261 }
262 }
263 }
264
265 return true;
266}
267
268void CCECProcessor::TransmitAbort(cec_logical_address address, cec_opcode opcode, ECecAbortReason reason /* = CEC_ABORT_REASON_UNRECOGNIZED_OPCODE */)
269{
270 m_controller->AddLog(CEC_LOG_DEBUG, "transmitting abort message");
271 cec_frame frame;
272 frame.clear();
273
274 frame.push_back(GetSourceDestination(address));
275 frame.push_back((uint8_t) CEC_OPCODE_FEATURE_ABORT);
276 frame.push_back((uint8_t) opcode);
277 frame.push_back((uint8_t) reason);
278 Transmit(frame);
279}
280
281void CCECProcessor::ReportCECVersion(cec_logical_address address /* = CECDEVICE_TV */)
282{
283 cec_frame frame;
284 frame.clear();
285
286 m_controller->AddLog(CEC_LOG_NOTICE, "<< reporting CEC version as 1.3a");
287 frame.push_back(GetSourceDestination(address));
288 frame.push_back((uint8_t) CEC_OPCODE_CEC_VERSION);
289 frame.push_back((uint8_t) CEC_VERSION_1_3A);
290 Transmit(frame);
291}
292
293void CCECProcessor::ReportPowerState(cec_logical_address address /*= CECDEVICE_TV */, bool bOn /* = true */)
294{
295 cec_frame frame;
296 frame.clear();
297
298 if (bOn)
299 m_controller->AddLog(CEC_LOG_NOTICE, "<< reporting \"On\" power status");
300 else
301 m_controller->AddLog(CEC_LOG_NOTICE, "<< reporting \"Off\" power status");
302
303 frame.push_back(GetSourceDestination(address));
304 frame.push_back((uint8_t) CEC_OPCODE_REPORT_POWER_STATUS);
305 frame.push_back(bOn ? (uint8_t) CEC_POWER_STATUS_ON : (uint8_t) CEC_POWER_STATUS_STANDBY);
306 Transmit(frame);
307}
308
309void CCECProcessor::ReportMenuState(cec_logical_address address /* = CECDEVICE_TV */, bool bActive /* = true */)
310{
311 cec_frame frame;
312 frame.clear();
313
314 if (bActive)
315 m_controller->AddLog(CEC_LOG_NOTICE, "<< reporting menu state as active");
316 else
317 m_controller->AddLog(CEC_LOG_NOTICE, "<< reporting menu state as inactive");
318
319 frame.push_back(GetSourceDestination(address));
320 frame.push_back((uint8_t) CEC_OPCODE_MENU_STATUS);
321 frame.push_back(bActive ? (uint8_t) CEC_MENU_STATE_ACTIVATED : (uint8_t) CEC_MENU_STATE_DEACTIVATED);
322 Transmit(frame);
323}
324
325void CCECProcessor::ReportVendorID(cec_logical_address address /* = CECDEVICE_TV */)
326{
327 m_controller->AddLog(CEC_LOG_NOTICE, "<< vendor ID requested, feature abort");
328 TransmitAbort(address, CEC_OPCODE_GIVE_DEVICE_VENDOR_ID);
329}
330
331void CCECProcessor::ReportOSDName(cec_logical_address address /* = CECDEVICE_TV */)
332{
333 cec_frame frame;
334 frame.clear();
335
336 const char *osdname = m_strDeviceName.c_str();
337 CStdString strLog;
338 strLog.Format("<< reporting OSD name as %s", osdname);
339 m_controller->AddLog(CEC_LOG_NOTICE, strLog.c_str());
340 frame.push_back(GetSourceDestination(address));
341 frame.push_back((uint8_t) CEC_OPCODE_SET_OSD_NAME);
342
343 for (unsigned int i = 0; i < strlen(osdname); i++)
344 frame.push_back(osdname[i]);
345
346 Transmit(frame);
347}
348
349void CCECProcessor::ReportPhysicalAddress(void)
350{
351 cec_frame frame;
352 frame.clear();
353
354 CStdString strLog;
355 strLog.Format("<< reporting physical address as %04x", m_physicaladdress);
356 m_controller->AddLog(CEC_LOG_NOTICE, strLog.c_str());
357 frame.push_back(GetSourceDestination(CECDEVICE_BROADCAST));
358 frame.push_back((uint8_t) CEC_OPCODE_REPORT_PHYSICAL_ADDRESS);
359 frame.push_back((uint8_t) ((m_physicaladdress >> 8) & 0xFF));
360 frame.push_back((uint8_t) (m_physicaladdress & 0xFF));
361 frame.push_back((uint8_t) CEC_DEVICE_TYPE_PLAYBACK_DEVICE);
362 Transmit(frame);
363}
364
365void CCECProcessor::BroadcastActiveSource(void)
366{
367 cec_frame frame;
368 frame.clear();
369
370 m_controller->AddLog(CEC_LOG_NOTICE, "<< broadcasting active source");
371 frame.push_back(GetSourceDestination(CECDEVICE_BROADCAST));
372 frame.push_back((uint8_t) CEC_OPCODE_ACTIVE_SOURCE);
373 frame.push_back((uint8_t) ((m_physicaladdress >> 8) & 0xFF));
374 frame.push_back((uint8_t) (m_physicaladdress & 0xFF));
375 Transmit(frame);
376}
377
378uint8_t CCECProcessor::GetSourceDestination(cec_logical_address destination /* = CECDEVICE_BROADCAST */) const
379{
380 return ((uint8_t)m_iLogicalAddress << 4) + (uint8_t)destination;
381}
382
383bool CCECProcessor::WaitForAck(bool *bError, uint32_t iTimeout /* = 1000 */)
384{
385 bool bGotAck(false);
386 *bError = false;
387
388 int64_t iNow = GetTimeMs();
389 int64_t iTargetTime = iNow + (uint64_t) iTimeout;
390
391 while (!bGotAck && !*bError && (iTimeout == 0 || iNow < iTargetTime))
392 {
393 cec_frame msg;
394 msg.clear();
395
396 if (!m_communication->Read(msg, iTimeout > 0 ? iTargetTime - iNow : 1000))
397 {
398 iNow = GetTimeMs();
399 continue;
400 }
401
402 uint8_t iCode = msg.data[0] & ~(MSGCODE_FRAME_EOM | MSGCODE_FRAME_ACK);
403
404 switch (iCode)
405 {
406 case MSGCODE_COMMAND_ACCEPTED:
407 m_controller->AddLog(CEC_LOG_DEBUG, "MSGCODE_COMMAND_ACCEPTED");
408 break;
409 case MSGCODE_TRANSMIT_SUCCEEDED:
410 m_controller->AddLog(CEC_LOG_DEBUG, "MSGCODE_TRANSMIT_SUCCEEDED");
411 bGotAck = true;
412 break;
413 case MSGCODE_RECEIVE_FAILED:
414 m_controller->AddLog(CEC_LOG_WARNING, "MSGCODE_RECEIVE_FAILED");
415 *bError = true;
416 break;
417 case MSGCODE_COMMAND_REJECTED:
418 m_controller->AddLog(CEC_LOG_WARNING, "MSGCODE_COMMAND_REJECTED");
419 *bError = true;
420 break;
421 case MSGCODE_TRANSMIT_FAILED_LINE:
422 m_controller->AddLog(CEC_LOG_WARNING, "MSGCODE_TRANSMIT_FAILED_LINE");
423 *bError = true;
424 break;
425 case MSGCODE_TRANSMIT_FAILED_ACK:
426 m_controller->AddLog(CEC_LOG_WARNING, "MSGCODE_TRANSMIT_FAILED_ACK");
427 *bError = true;
428 break;
429 case MSGCODE_TRANSMIT_FAILED_TIMEOUT_DATA:
430 m_controller->AddLog(CEC_LOG_WARNING, "MSGCODE_TRANSMIT_FAILED_TIMEOUT_DATA");
431 *bError = true;
432 break;
433 case MSGCODE_TRANSMIT_FAILED_TIMEOUT_LINE:
434 m_controller->AddLog(CEC_LOG_WARNING, "MSGCODE_TRANSMIT_FAILED_TIMEOUT_LINE");
435 *bError = true;
436 break;
437 default:
438 m_frameBuffer.Push(msg);
439 break;
440 }
441
442 iNow = GetTimeMs();
443 }
444
445 return bGotAck && !*bError;
446}
447
448bool CCECProcessor::ParseMessage(cec_frame &msg)
449{
450 bool bReturn(false);
451
452 if (msg.size == 0)
453 return bReturn;
454
455 CStdString logStr;
456 uint8_t iCode = msg.data[0] & ~(MSGCODE_FRAME_EOM | MSGCODE_FRAME_ACK);
457 bool bEom = (msg.data[0] & MSGCODE_FRAME_EOM) != 0;
458 bool bAck = (msg.data[0] & MSGCODE_FRAME_ACK) != 0;
459
460 switch(iCode)
461 {
462 case MSGCODE_NOTHING:
463 m_controller->AddLog(CEC_LOG_DEBUG, "MSGCODE_NOTHING");
464 break;
465 case MSGCODE_TIMEOUT_ERROR:
466 case MSGCODE_HIGH_ERROR:
467 case MSGCODE_LOW_ERROR:
468 {
469 if (iCode == MSGCODE_TIMEOUT_ERROR)
470 logStr = "MSGCODE_TIMEOUT";
471 else if (iCode == MSGCODE_HIGH_ERROR)
472 logStr = "MSGCODE_HIGH_ERROR";
473 else
474 logStr = "MSGCODE_LOW_ERROR";
475
476 int iLine = (msg.size >= 3) ? (msg.data[1] << 8) | (msg.data[2]) : 0;
477 uint32_t iTime = (msg.size >= 7) ? (msg.data[3] << 24) | (msg.data[4] << 16) | (msg.data[5] << 8) | (msg.data[6]) : 0;
478 logStr.AppendFormat(" line:%i", iLine);
479 logStr.AppendFormat(" time:%u", iTime);
480 m_controller->AddLog(CEC_LOG_WARNING, logStr.c_str());
481 }
482 break;
483 case MSGCODE_FRAME_START:
484 {
485 logStr = "MSGCODE_FRAME_START";
486 m_currentframe.clear();
487 if (msg.size >= 2)
488 {
489 int iInitiator = msg.data[1] >> 4;
490 int iDestination = msg.data[1] & 0xF;
491 logStr.AppendFormat(" initiator:%u destination:%u ack:%s %s", iInitiator, iDestination, bAck ? "high" : "low", bEom ? "eom" : "");
492
493 m_currentframe.push_back(msg.data[1]);
494 }
495 m_controller->AddLog(CEC_LOG_DEBUG, logStr.c_str());
496 }
497 break;
498 case MSGCODE_FRAME_DATA:
499 {
500 logStr = "MSGCODE_FRAME_DATA";
501 if (msg.size >= 2)
502 {
503 uint8_t iData = msg.data[1];
504 logStr.AppendFormat(" %02x", iData);
505 m_currentframe.push_back(iData);
506 }
507 m_controller->AddLog(CEC_LOG_DEBUG, logStr.c_str());
508 }
509 if (bEom)
510 bReturn = true;
511 break;
512 default:
513 break;
514 }
515
516 return bReturn;
517}
518
519void CCECProcessor::ParseVendorId(cec_logical_address device, cec_frame data)
520{
521 if (data.size < 3)
522 {
523 m_controller->AddLog(CEC_LOG_WARNING, "invalid vendor ID received");
524 return;
525 }
526
527 uint64_t iVendorId = ((uint64_t)data.data[0] << 3) +
528 ((uint64_t)data.data[1] << 2) +
529 (uint64_t)data.data[2];
530
531 m_vendorIds[(uint8_t)device] = iVendorId;
532 m_vendorClasses[(uint8_t)device] = data.size >= 4 ? data.data[3] : 0;
533
534 CStdString strLog;
535 strLog.Format("device %d: vendor = %s (%lld) class = %2x", (uint8_t)device, CECVendorIdToString(m_vendorIds[(uint8_t)device]), iVendorId, m_vendorClasses[(uint8_t)device]);
536 m_controller->AddLog(CEC_LOG_DEBUG, strLog.c_str());
537}
538
539void CCECProcessor::ParseCurrentFrame(cec_frame &frame)
540{
541 uint8_t initiator = frame.data[0] >> 4;
542 uint8_t destination = frame.data[0] & 0xF;
543
544 CStdString dataStr;
545 dataStr.Format(">> received frame: initiator: %u destination: %u", initiator, destination);
546
547 if (frame.size > 1)
548 {
549 dataStr += " data:";
550 for (unsigned int i = 1; i < frame.size; i++)
551 dataStr.AppendFormat(" %02x", frame.data[i]);
552 }
553 m_controller->AddLog(CEC_LOG_DEBUG, dataStr.c_str());
554
555 if (frame.size <= 1)
556 return;
557
558 cec_opcode opCode = (cec_opcode) frame.data[1];
559 if (destination == (uint16_t) m_iLogicalAddress)
560 {
561 switch(opCode)
562 {
563 case CEC_OPCODE_GIVE_PHYSICAL_ADDRESS:
564 ReportPhysicalAddress();
565 break;
566 case CEC_OPCODE_GIVE_OSD_NAME:
567 ReportOSDName((cec_logical_address)initiator);
568 break;
569 case CEC_OPCODE_GIVE_DEVICE_VENDOR_ID:
570 ReportVendorID((cec_logical_address)initiator);
571 break;
572 case CEC_OPCODE_VENDOR_COMMAND_WITH_ID:
573 frame.shift(2);
574 ParseVendorId((cec_logical_address)initiator, frame);
575 TransmitAbort((cec_logical_address)initiator, CEC_OPCODE_VENDOR_COMMAND_WITH_ID);
576 break;
577 case CEC_OPCODE_GIVE_DECK_STATUS:
578 // need to support opcodes play and deck control before doing anything with this
579 TransmitAbort((cec_logical_address)initiator, CEC_OPCODE_GIVE_DECK_STATUS);
580 break;
581 case CEC_OPCODE_MENU_REQUEST:
582 frame.shift(2);
583 if (frame.data[0] == CEC_MENU_REQUEST_TYPE_QUERY)
584 ReportMenuState((cec_logical_address)initiator);
585 break;
586 case CEC_OPCODE_GIVE_DEVICE_POWER_STATUS:
587 ReportPowerState((cec_logical_address)initiator);
588 SetActiveView();
589 break;
590 case CEC_OPCODE_GET_CEC_VERSION:
591 ReportCECVersion((cec_logical_address)initiator);
592 break;
593 case CEC_OPCODE_USER_CONTROL_PRESSED:
594 if (frame.size > 2)
595 {
596 m_controller->AddKey();
597
598 if (frame.data[2] <= CEC_USER_CONTROL_CODE_MAX)
599 m_controller->SetCurrentButton((cec_user_control_code) frame.data[2]);
600 }
601 break;
602 case CEC_OPCODE_USER_CONTROL_RELEASE:
603 m_controller->AddKey();
604 break;
605 default:
606 frame.shift(2);
607 m_controller->AddCommand((cec_logical_address) initiator, (cec_logical_address) destination, opCode, &frame);
608 break;
609 }
610 }
611 else if (destination == (uint8_t) CECDEVICE_BROADCAST)
612 {
613 CStdString strLog;
614 if (opCode == CEC_OPCODE_REQUEST_ACTIVE_SOURCE)
615 {
616 strLog.Format(">> %i requests active source", initiator);
617 m_controller->AddLog(CEC_LOG_DEBUG, strLog.c_str());
618 BroadcastActiveSource();
619 }
620 else if (opCode == CEC_OPCODE_SET_STREAM_PATH)
621 {
622 if (frame.size >= 4)
623 {
624 int streamaddr = ((int)frame.data[2] << 8) | ((int)frame.data[3]);
625 strLog.Format(">> %i requests stream path from physical address %04x", initiator, streamaddr);
626 m_controller->AddLog(CEC_LOG_DEBUG, strLog.c_str());
627 if (streamaddr == m_physicaladdress)
628 BroadcastActiveSource();
629 }
630 }
631 else
632 {
633 cec_frame params = frame;
634 frame.shift(2);
635 m_controller->AddCommand((cec_logical_address) initiator, (cec_logical_address) destination, opCode, &params);
636 }
637 }
638 else
639 {
640 CStdString strLog;
641 strLog.Format("ignoring frame: destination: %u != %u", destination, (uint16_t)m_iLogicalAddress);
642 m_controller->AddLog(CEC_LOG_DEBUG, strLog.c_str());
643 }
644}