2 * This file is part of the libCEC(R) library.
4 * libCEC(R) is Copyright (C) 2011-2012 Pulse-Eight Limited. All rights reserved.
5 * libCEC(R) is an original work, containing original code.
7 * libCEC(R) is a trademark of Pulse-Eight Limited.
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.
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.
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.
24 * Alternatively, you can license this library under a commercial license,
25 * please contact Pulse-Eight Licensing for more information.
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/
34 #include "VLCommandHandler.h"
36 #include "lib/devices/CECBusDevice.h"
37 #include "lib/devices/CECPlaybackDevice.h"
38 #include "lib/devices/CECTV.h"
39 #include "lib/CECProcessor.h"
40 #include "lib/LibCEC.h"
41 #include "lib/CECClient.h"
43 #define VL_POWER_CHANGE 0x20
44 #define VL_POWERED_UP 0x00
45 #define VL_POWERED_DOWN 0x01
46 #define VL_UNKNOWN1 0x06
48 #define VL_REQUEST_POWER_STATUS_TIMEOUT 5000
51 using namespace PLATFORM
;
53 #define LIB_CEC m_busDevice->GetProcessor()->GetLib()
54 #define ToString(p) LIB_CEC->ToString(p)
56 // wait this amount of ms before trying to switch sources after receiving the message from the TV that it's powered on
57 #define SOURCE_SWITCH_DELAY_MS 3000
59 CVLCommandHandler::CVLCommandHandler(CCECBusDevice
*busDevice
,
60 int32_t iTransmitTimeout
/* = CEC_DEFAULT_TRANSMIT_TIMEOUT */,
61 int32_t iTransmitWait
/* = CEC_DEFAULT_TRANSMIT_WAIT */,
62 int8_t iTransmitRetries
/* = CEC_DEFAULT_TRANSMIT_RETRIES */,
63 int64_t iActiveSourcePending
/* = 0 */) :
64 CCECCommandHandler(busDevice
, iTransmitTimeout
, iTransmitWait
, iTransmitRetries
, iActiveSourcePending
),
65 m_iPowerUpEventReceived(0),
66 m_bCapabilitiesSent(false),
67 m_iPowerStatusRequested(0)
69 m_vendorId
= CEC_VENDOR_PANASONIC
;
72 bool CVLCommandHandler::InitHandler(void)
74 CCECBusDevice
*primary
= m_processor
->GetPrimaryDevice();
75 if (primary
&& primary
->GetLogicalAddress() != CECDEVICE_UNREGISTERED
)
77 /* use the VL commandhandler for the primary device that is handled by libCEC */
78 if (m_busDevice
->GetLogicalAddress() == CECDEVICE_TV
)
80 if (primary
&& m_busDevice
->GetLogicalAddress() != primary
->GetLogicalAddress())
82 primary
->SetVendorId(CEC_VENDOR_PANASONIC
);
83 primary
->ReplaceHandler(false);
87 if (primary
->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE
)
88 return m_processor
->GetPrimaryClient()->ChangeDeviceType(CEC_DEVICE_TYPE_RECORDING_DEVICE
, CEC_DEVICE_TYPE_PLAYBACK_DEVICE
);
91 return CCECCommandHandler::InitHandler();
94 int CVLCommandHandler::HandleDeviceVendorCommandWithId(const cec_command
&command
)
96 if (!m_processor
->IsHandledByLibCEC(command
.destination
))
97 return CEC_ABORT_REASON_INVALID_OPERAND
;
99 if (command
.parameters
[0] != 0x00 ||
100 command
.parameters
[1] != 0x80 ||
101 command
.parameters
[2] != 0x45)
102 return CEC_ABORT_REASON_INVALID_OPERAND
;
104 // XXX this is also sent when the TV is powered off
106 if (command
.initiator
== CECDEVICE_TV
&&
107 command
.parameters
.At(3) == VL_UNKNOWN1
)
109 // set the power up event time
111 CLockObject
lock(m_mutex
);
112 if (m_iPowerUpEventReceived
== 0)
113 m_iPowerUpEventReceived
= GetTimeMs();
115 // mark the TV as powered on
116 m_processor
->GetTV()->SetPowerStatus(CEC_POWER_STATUS_ON
);
120 if (command
.initiator
== CECDEVICE_TV
&&
121 command
.destination
== CECDEVICE_BROADCAST
&&
122 command
.parameters
.At(3) == VL_POWER_CHANGE
)
124 if (command
.parameters
.At(4) == VL_POWERED_UP
)
126 // set the power up event time
128 CLockObject
lock(m_mutex
);
129 if (m_iPowerUpEventReceived
== 0)
130 m_iPowerUpEventReceived
= GetTimeMs();
132 // mark the TV as powered on
133 m_processor
->GetTV()->SetPowerStatus(CEC_POWER_STATUS_ON
);
136 SendVendorCommandCapabilities(m_processor
->GetLogicalAddress(), command
.initiator
);
138 // reactivate the source, so the tv switches channels
139 if (m_processor
->IsActiveSource(m_processor
->GetLogicalAddress()))
140 m_processor
->GetDevice(m_processor
->GetLogicalAddress())->TransmitActiveSource(false);
142 else if (command
.parameters
.At(4) == VL_POWERED_DOWN
)
144 // reset the power up event time
146 CLockObject
lock(m_mutex
);
147 m_iPowerUpEventReceived
= 0;
149 // mark the TV as powered off
150 m_processor
->GetTV()->SetPowerStatus(CEC_POWER_STATUS_STANDBY
);
153 LIB_CEC
->AddLog(CEC_LOG_DEBUG
, "skipping unknown vendor command");
155 return COMMAND_HANDLED
;
158 return CCECCommandHandler::HandleDeviceVendorCommandWithId(command
);
161 bool CVLCommandHandler::PowerUpEventReceived(void)
163 bool bPowerUpEventReceived(true);
165 if (m_busDevice
->GetLogicalAddress() != CECDEVICE_TV
)
167 CCECBusDevice
* tv
= m_processor
->GetTV();
168 if (tv
&& tv
->GetStatus() != CEC_DEVICE_STATUS_PRESENT
)
171 // get the status from the TV
172 if (tv
&& tv
->GetCurrentVendorId() == CEC_VENDOR_PANASONIC
)
174 CVLCommandHandler
*handler
= static_cast<CVLCommandHandler
*>(tv
->GetHandler());
175 bPowerUpEventReceived
= handler
? handler
->PowerUpEventReceived() : false;
176 tv
->MarkHandlerReady();
181 // get the current status
183 CLockObject
lock(m_mutex
);
184 bPowerUpEventReceived
= m_iPowerUpEventReceived
> 0 &&
185 GetTimeMs() - m_iPowerUpEventReceived
> SOURCE_SWITCH_DELAY_MS
;
188 // if we didn't receive the event, check if the TV is already marked as powered on
189 if (!bPowerUpEventReceived
&& m_busDevice
->GetCurrentPowerStatus() == CEC_POWER_STATUS_ON
)
191 CLockObject
lock(m_mutex
);
192 m_iPowerUpEventReceived
= GetTimeMs();
193 bPowerUpEventReceived
= true;
197 return bPowerUpEventReceived
;
200 int CVLCommandHandler::HandleStandby(const cec_command
&command
)
202 // reset the power up event time
204 CLockObject
lock(m_mutex
);
205 m_iPowerUpEventReceived
= 0;
206 m_bCapabilitiesSent
= false;
209 return CCECCommandHandler::HandleStandby(command
);
212 void CVLCommandHandler::VendorPreActivateSourceHook(void)
214 bool bTransmit(false);
216 CLockObject
lock(m_mutex
);
217 bTransmit
= !m_bCapabilitiesSent
;
220 SendVendorCommandCapabilities(m_processor
->GetLogicalAddress(), CECDEVICE_TV
);
223 void CVLCommandHandler::SendVendorCommandCapabilities(const cec_logical_address initiator
, const cec_logical_address destination
)
225 if (PowerUpEventReceived())
227 cec_command response
;
228 cec_command::Format(response
, initiator
, destination
, CEC_OPCODE_VENDOR_COMMAND
);
229 uint8_t iResponseData
[] = {0x10, 0x02, 0xFF, 0xFF, 0x00, 0x05, 0x05, 0x45, 0x55, 0x5c, 0x58, 0x32};
230 response
.PushArray(12, iResponseData
);
232 if (Transmit(response
, false, true))
234 CLockObject
lock(m_mutex
);
235 m_bCapabilitiesSent
= true;
240 int CVLCommandHandler::HandleVendorCommand(const cec_command
&command
)
242 // some vendor command voodoo that will enable more buttons on the remote
243 if (command
.parameters
.size
== 3 &&
244 command
.parameters
[0] == 0x10 &&
245 command
.parameters
[1] == 0x01 &&
246 command
.parameters
[2] == 0x05 &&
247 m_processor
->IsHandledByLibCEC(command
.destination
))
249 SendVendorCommandCapabilities(m_processor
->GetLogicalAddress(), command
.initiator
);
250 return COMMAND_HANDLED
;
253 return CEC_ABORT_REASON_INVALID_OPERAND
;
256 bool CVLCommandHandler::TransmitRequestPowerStatus(const cec_logical_address iInitiator
, const cec_logical_address iDestination
, bool bWaitForResponse
/* = true */)
258 m_iPowerStatusRequested
= GetTimeMs();
259 return CCECCommandHandler::TransmitRequestPowerStatus(iInitiator
, iDestination
, bWaitForResponse
);
262 bool CVLCommandHandler::SourceSwitchAllowed(void)
264 int64_t now(GetTimeMs());
265 if (!PowerUpEventReceived() && now
- m_iPowerStatusRequested
> VL_REQUEST_POWER_STATUS_TIMEOUT
)
266 TransmitRequestPowerStatus(m_processor
->GetPrimaryDevice()->GetLogicalAddress(), CECDEVICE_TV
, false);
268 return PowerUpEventReceived();
271 int CVLCommandHandler::HandleSystemAudioModeRequest(const cec_command
&command
)
273 if (command
.initiator
== CECDEVICE_TV
)
275 // set the power up event time
277 CLockObject
lock(m_mutex
);
278 if (m_iPowerUpEventReceived
== 0)
279 m_iPowerUpEventReceived
= GetTimeMs();
281 // mark the TV as powered on
282 m_processor
->GetTV()->SetPowerStatus(CEC_POWER_STATUS_ON
);
285 return CCECCommandHandler::HandleSystemAudioModeRequest(command
);
288 int CVLCommandHandler::HandleReportPowerStatus(const cec_command
&command
)
290 if (command
.initiator
== m_busDevice
->GetLogicalAddress() &&
291 command
.parameters
.size
== 1 &&
292 (cec_power_status
)command
.parameters
[0] == CEC_POWER_STATUS_ON
)
294 CLockObject
lock(m_mutex
);
295 if (m_iPowerUpEventReceived
== 0)
296 m_iPowerUpEventReceived
= GetTimeMs();
299 return CCECCommandHandler::HandleReportPowerStatus(command
);