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bb5b4874 LOK |
1 | /* |
2 | * This file is part of the libCEC(R) library. | |
3 | * | |
b492c10e | 4 | * libCEC(R) is Copyright (C) 2011-2012 Pulse-Eight Limited. All rights reserved. |
bb5b4874 LOK |
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 "VLCommandHandler.h" | |
34 | #include "../devices/CECBusDevice.h" | |
3e61b350 | 35 | #include "../CECProcessor.h" |
b78b4e33 | 36 | #include "../LibCEC.h" |
004b8382 | 37 | #include "../CECClient.h" |
b78b4e33 LOK |
38 | |
39 | #define VL_POWER_CHANGE 0x20 | |
40 | #define VL_POWERED_UP 0x00 | |
41 | #define VL_POWERED_DOWN 0x01 | |
bb5b4874 LOK |
42 | |
43 | using namespace CEC; | |
b78b4e33 | 44 | using namespace PLATFORM; |
bb5b4874 | 45 | |
004b8382 LOK |
46 | #define LIB_CEC m_busDevice->GetProcessor()->GetLib() |
47 | #define ToString(p) LIB_CEC->ToString(p) | |
48 | ||
bb5b4874 | 49 | CVLCommandHandler::CVLCommandHandler(CCECBusDevice *busDevice) : |
b78b4e33 LOK |
50 | CCECCommandHandler(busDevice), |
51 | m_bActiveSourcePending(false), | |
52 | m_bPowerUpEventReceived(false) | |
bb5b4874 | 53 | { |
cf4931be | 54 | m_vendorId = CEC_VENDOR_PANASONIC; |
b47f66af LOK |
55 | |
56 | /* use the VL commandhandler for the primary device that is handled by libCEC */ | |
57 | if (busDevice->GetLogicalAddress() == CECDEVICE_TV) | |
58 | { | |
59 | CCECBusDevice *primary = m_processor->GetPrimaryDevice(); | |
60 | if (primary && m_busDevice->GetLogicalAddress() != primary->GetLogicalAddress()) | |
61 | { | |
62 | primary->SetVendorId(CEC_VENDOR_PANASONIC); | |
63 | primary->ReplaceHandler(false); | |
64 | } | |
65 | } | |
bb5b4874 | 66 | } |
3e61b350 LOK |
67 | |
68 | bool CVLCommandHandler::InitHandler(void) | |
69 | { | |
70 | CCECBusDevice *primary = m_processor->GetPrimaryDevice(); | |
71 | if (primary->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE) | |
004b8382 | 72 | return m_processor->GetPrimaryClient()->ChangeDeviceType(CEC_DEVICE_TYPE_RECORDING_DEVICE, CEC_DEVICE_TYPE_PLAYBACK_DEVICE); |
b78b4e33 | 73 | |
3e61b350 LOK |
74 | return CCECCommandHandler::InitHandler(); |
75 | } | |
b78b4e33 LOK |
76 | |
77 | bool CVLCommandHandler::HandleDeviceVendorCommandWithId(const cec_command &command) | |
78 | { | |
79 | if (command.initiator == CECDEVICE_TV && | |
80 | command.destination == CECDEVICE_BROADCAST && | |
81 | command.parameters.At(3) == VL_POWER_CHANGE) | |
82 | { | |
83 | if (command.parameters.At(4) == VL_POWERED_UP) | |
84 | { | |
004b8382 | 85 | LIB_CEC->AddLog(CEC_LOG_DEBUG, "TV powered up"); |
b78b4e33 LOK |
86 | { |
87 | CLockObject lock(m_mutex); | |
88 | m_bPowerUpEventReceived = true; | |
89 | } | |
90 | m_processor->TransmitPendingActiveSourceCommands(); | |
91 | } | |
92 | else if (command.parameters.At(4) == VL_POWERED_DOWN) | |
004b8382 | 93 | LIB_CEC->AddLog(CEC_LOG_DEBUG, "TV powered down"); |
b78b4e33 | 94 | else if (command.parameters.At(4) == VL_POWERED_DOWN) |
004b8382 | 95 | LIB_CEC->AddLog(CEC_LOG_DEBUG, "unknown vendor command"); |
b78b4e33 LOK |
96 | |
97 | return true; | |
98 | } | |
99 | ||
100 | return CCECCommandHandler::HandleDeviceVendorCommandWithId(command); | |
101 | } | |
102 | ||
103 | bool CVLCommandHandler::TransmitActiveSource(const cec_logical_address iInitiator, uint16_t iPhysicalAddress) | |
104 | { | |
105 | bool bPowerUpEventReceived(false); | |
106 | ||
004b8382 LOK |
107 | CCECBusDevice *tv = m_processor->GetDevice(CECDEVICE_TV); |
108 | if (tv && tv->GetCurrentVendorId() == CEC_VENDOR_PANASONIC) | |
b78b4e33 | 109 | { |
b47f66af LOK |
110 | CVLCommandHandler *handler = static_cast<CVLCommandHandler *>(tv->GetHandler()); |
111 | bPowerUpEventReceived = handler ? handler->PowerUpEventReceived() : false; | |
b78b4e33 LOK |
112 | } |
113 | ||
114 | if (!bPowerUpEventReceived) | |
115 | { | |
116 | CLockObject lock(m_mutex); | |
117 | // wait until we received the event | |
118 | m_bActiveSourcePending = true; | |
119 | return true; | |
120 | } | |
121 | else | |
122 | { | |
123 | // transmit standard active source message | |
124 | return CCECCommandHandler::TransmitActiveSource(iInitiator, iPhysicalAddress); | |
125 | } | |
126 | } | |
127 | ||
128 | bool CVLCommandHandler::TransmitPendingActiveSourceCommands(void) | |
129 | { | |
130 | bool bTransmitCommand(false); | |
131 | { | |
132 | CLockObject lock(m_mutex); | |
133 | bTransmitCommand = m_bActiveSourcePending; | |
134 | m_bActiveSourcePending = false; | |
135 | } | |
136 | ||
137 | if (bTransmitCommand) | |
138 | { | |
004b8382 LOK |
139 | LIB_CEC->AddLog(CEC_LOG_DEBUG, "transmitting delayed activate source command"); |
140 | return CCECCommandHandler::TransmitActiveSource(m_busDevice->GetLogicalAddress(), m_busDevice->GetCurrentPhysicalAddress()); | |
b78b4e33 LOK |
141 | } |
142 | return true; | |
143 | } | |
b47f66af LOK |
144 | |
145 | bool CVLCommandHandler::PowerUpEventReceived(void) | |
146 | { | |
147 | { | |
148 | CLockObject lock(m_mutex); | |
149 | if (m_bPowerUpEventReceived) | |
150 | return true; | |
151 | } | |
152 | ||
004b8382 | 153 | cec_power_status powerStatus = m_busDevice->GetCurrentPowerStatus(); |
b47f66af LOK |
154 | |
155 | CLockObject lock(m_mutex); | |
156 | m_bPowerUpEventReceived = (powerStatus == CEC_POWER_STATUS_ON); | |
157 | return m_bPowerUpEventReceived; | |
158 | } |