| 1 | /* |
| 2 | * This file is part of the libCEC(R) library. |
| 3 | * |
| 4 | * libCEC(R) is Copyright (C) 2011-2013 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 "env.h" |
| 34 | #include "VLCommandHandler.h" |
| 35 | |
| 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" |
| 42 | |
| 43 | #define VL_POWER_CHANGE 0x20 |
| 44 | #define VL_POWERED_UP 0x00 |
| 45 | #define VL_POWERED_DOWN 0x01 |
| 46 | #define VL_UNKNOWN1 0x06 |
| 47 | |
| 48 | using namespace CEC; |
| 49 | using namespace PLATFORM; |
| 50 | |
| 51 | #define LIB_CEC m_busDevice->GetProcessor()->GetLib() |
| 52 | #define ToString(p) LIB_CEC->ToString(p) |
| 53 | |
| 54 | // wait this amount of ms before trying to switch sources after receiving the message from the TV that it's powered on |
| 55 | #define SOURCE_SWITCH_DELAY_MS 3000 |
| 56 | |
| 57 | CVLCommandHandler::CVLCommandHandler(CCECBusDevice *busDevice, |
| 58 | int32_t iTransmitTimeout /* = CEC_DEFAULT_TRANSMIT_TIMEOUT */, |
| 59 | int32_t iTransmitWait /* = CEC_DEFAULT_TRANSMIT_WAIT */, |
| 60 | int8_t iTransmitRetries /* = CEC_DEFAULT_TRANSMIT_RETRIES */, |
| 61 | int64_t iActiveSourcePending /* = 0 */) : |
| 62 | CCECCommandHandler(busDevice, iTransmitTimeout, iTransmitWait, iTransmitRetries, iActiveSourcePending), |
| 63 | m_iPowerUpEventReceived(0), |
| 64 | m_bCapabilitiesSent(false) |
| 65 | { |
| 66 | m_vendorId = CEC_VENDOR_PANASONIC; |
| 67 | } |
| 68 | |
| 69 | bool CVLCommandHandler::InitHandler(void) |
| 70 | { |
| 71 | CCECBusDevice *primary = m_processor->GetPrimaryDevice(); |
| 72 | if (primary && primary->GetLogicalAddress() != CECDEVICE_UNREGISTERED) |
| 73 | { |
| 74 | /* use the VL commandhandler for the primary device that is handled by libCEC */ |
| 75 | if (m_busDevice->GetLogicalAddress() == CECDEVICE_TV) |
| 76 | { |
| 77 | if (primary && m_busDevice->GetLogicalAddress() != primary->GetLogicalAddress()) |
| 78 | { |
| 79 | libcec_configuration config; |
| 80 | m_processor->GetPrimaryClient()->GetCurrentConfiguration(config); |
| 81 | if (config.iDoubleTapTimeoutMs == 0) |
| 82 | { |
| 83 | config.iDoubleTapTimeoutMs = CEC_DOUBLE_TAP_TIMEOUT_MS; |
| 84 | m_processor->GetPrimaryClient()->SetConfiguration(config); |
| 85 | } |
| 86 | |
| 87 | primary->SetVendorId(CEC_VENDOR_PANASONIC); |
| 88 | primary->ReplaceHandler(false); |
| 89 | } |
| 90 | |
| 91 | if (primary->GetType() == CEC_DEVICE_TYPE_RECORDING_DEVICE) |
| 92 | return m_processor->GetPrimaryClient()->ChangeDeviceType(CEC_DEVICE_TYPE_RECORDING_DEVICE, CEC_DEVICE_TYPE_PLAYBACK_DEVICE); |
| 93 | } |
| 94 | } |
| 95 | |
| 96 | return CCECCommandHandler::InitHandler(); |
| 97 | } |
| 98 | |
| 99 | int CVLCommandHandler::HandleDeviceVendorCommandWithId(const cec_command &command) |
| 100 | { |
| 101 | if (!m_processor->IsHandledByLibCEC(command.destination)) |
| 102 | return CEC_ABORT_REASON_INVALID_OPERAND; |
| 103 | |
| 104 | if (command.parameters[0] != 0x00 || |
| 105 | command.parameters[1] != 0x80 || |
| 106 | command.parameters[2] != 0x45) |
| 107 | return CEC_ABORT_REASON_INVALID_OPERAND; |
| 108 | |
| 109 | if (command.initiator == CECDEVICE_TV && |
| 110 | command.parameters.At(3) == VL_UNKNOWN1) |
| 111 | { |
| 112 | // XXX this is also sent when the TV is powered off |
| 113 | // TODO power up sends 06:05. check whether this is also sent on power off |
| 114 | #if 0 |
| 115 | // set the power up event time |
| 116 | { |
| 117 | CLockObject lock(m_mutex); |
| 118 | if (m_iPowerUpEventReceived == 0) |
| 119 | m_iPowerUpEventReceived = GetTimeMs(); |
| 120 | } |
| 121 | // mark the TV as powered on |
| 122 | m_processor->GetTV()->SetPowerStatus(CEC_POWER_STATUS_ON); |
| 123 | #endif |
| 124 | return COMMAND_HANDLED; |
| 125 | } |
| 126 | else if (command.initiator == CECDEVICE_TV && |
| 127 | command.destination == CECDEVICE_BROADCAST && |
| 128 | command.parameters.At(3) == VL_POWER_CHANGE) |
| 129 | { |
| 130 | if (command.parameters.At(4) == VL_POWERED_UP) |
| 131 | { |
| 132 | // set the power up event time |
| 133 | { |
| 134 | CLockObject lock(m_mutex); |
| 135 | if (m_iPowerUpEventReceived == 0) |
| 136 | m_iPowerUpEventReceived = GetTimeMs(); |
| 137 | } |
| 138 | // mark the TV as powered on |
| 139 | m_processor->GetTV()->SetPowerStatus(CEC_POWER_STATUS_ON); |
| 140 | |
| 141 | // send capabilties |
| 142 | SendVendorCommandCapabilities(m_processor->GetLogicalAddress(), command.initiator); |
| 143 | |
| 144 | // reactivate the source, so the tv switches channels |
| 145 | if (m_processor->IsActiveSource(m_processor->GetLogicalAddress())) |
| 146 | m_processor->GetDevice(m_processor->GetLogicalAddress())->TransmitActiveSource(false); |
| 147 | } |
| 148 | else if (command.parameters.At(4) == VL_POWERED_DOWN) |
| 149 | { |
| 150 | // reset the power up event time |
| 151 | { |
| 152 | CLockObject lock(m_mutex); |
| 153 | m_iPowerUpEventReceived = 0; |
| 154 | } |
| 155 | // mark the TV as powered off |
| 156 | m_processor->GetTV()->SetPowerStatus(CEC_POWER_STATUS_STANDBY); |
| 157 | } |
| 158 | else |
| 159 | LIB_CEC->AddLog(CEC_LOG_DEBUG, "skipping unknown vendor command"); |
| 160 | |
| 161 | return COMMAND_HANDLED; |
| 162 | } |
| 163 | |
| 164 | return CCECCommandHandler::HandleDeviceVendorCommandWithId(command); |
| 165 | } |
| 166 | |
| 167 | bool CVLCommandHandler::PowerUpEventReceived(void) |
| 168 | { |
| 169 | bool bPowerUpEventReceived(true); |
| 170 | |
| 171 | if (m_busDevice->GetLogicalAddress() != CECDEVICE_TV) |
| 172 | { |
| 173 | CCECBusDevice* tv = m_processor->GetTV(); |
| 174 | if (tv && tv->GetStatus() != CEC_DEVICE_STATUS_PRESENT) |
| 175 | return true; |
| 176 | |
| 177 | // get the status from the TV |
| 178 | if (tv && tv->GetCurrentVendorId() == CEC_VENDOR_PANASONIC) |
| 179 | { |
| 180 | CVLCommandHandler *handler = static_cast<CVLCommandHandler *>(tv->GetHandler()); |
| 181 | bPowerUpEventReceived = handler ? handler->PowerUpEventReceived() : false; |
| 182 | tv->MarkHandlerReady(); |
| 183 | } |
| 184 | } |
| 185 | else |
| 186 | { |
| 187 | // get the current status |
| 188 | { |
| 189 | CLockObject lock(m_mutex); |
| 190 | bPowerUpEventReceived = m_iPowerUpEventReceived > 0 && |
| 191 | GetTimeMs() - m_iPowerUpEventReceived > SOURCE_SWITCH_DELAY_MS; |
| 192 | } |
| 193 | |
| 194 | // if we didn't receive the event, check if the TV is already marked as powered on |
| 195 | if (!bPowerUpEventReceived && m_busDevice->GetCurrentPowerStatus() == CEC_POWER_STATUS_ON) |
| 196 | { |
| 197 | CLockObject lock(m_mutex); |
| 198 | m_iPowerUpEventReceived = GetTimeMs(); |
| 199 | bPowerUpEventReceived = true; |
| 200 | } |
| 201 | } |
| 202 | |
| 203 | return bPowerUpEventReceived; |
| 204 | } |
| 205 | |
| 206 | int CVLCommandHandler::HandleStandby(const cec_command &command) |
| 207 | { |
| 208 | // reset the power up event time |
| 209 | { |
| 210 | CLockObject lock(m_mutex); |
| 211 | m_iPowerUpEventReceived = 0; |
| 212 | m_bCapabilitiesSent = false; |
| 213 | } |
| 214 | |
| 215 | return CCECCommandHandler::HandleStandby(command); |
| 216 | } |
| 217 | |
| 218 | void CVLCommandHandler::VendorPreActivateSourceHook(void) |
| 219 | { |
| 220 | bool bTransmit(false); |
| 221 | { |
| 222 | CLockObject lock(m_mutex); |
| 223 | bTransmit = !m_bCapabilitiesSent; |
| 224 | } |
| 225 | if (bTransmit) |
| 226 | SendVendorCommandCapabilities(m_processor->GetLogicalAddress(), CECDEVICE_TV); |
| 227 | } |
| 228 | |
| 229 | void CVLCommandHandler::SendVendorCommandCapabilities(const cec_logical_address initiator, const cec_logical_address destination) |
| 230 | { |
| 231 | if (PowerUpEventReceived()) |
| 232 | { |
| 233 | cec_command response; |
| 234 | cec_command::Format(response, initiator, destination, CEC_OPCODE_VENDOR_COMMAND); |
| 235 | uint8_t iResponseData[] = {0x10, 0x02, 0xFF, 0xFF, 0x00, 0x05, 0x05, 0x45, 0x55, 0x5c, 0x58, 0x32}; |
| 236 | response.PushArray(12, iResponseData); |
| 237 | |
| 238 | if (Transmit(response, false, true)) |
| 239 | { |
| 240 | CLockObject lock(m_mutex); |
| 241 | m_bCapabilitiesSent = true; |
| 242 | } |
| 243 | } |
| 244 | } |
| 245 | |
| 246 | int CVLCommandHandler::HandleVendorCommand(const cec_command &command) |
| 247 | { |
| 248 | // some vendor command voodoo that will enable more buttons on the remote |
| 249 | if (command.parameters.size == 3 && |
| 250 | command.parameters[0] == 0x10 && |
| 251 | command.parameters[1] == 0x01 && |
| 252 | command.parameters[2] == 0x05 && |
| 253 | m_processor->IsHandledByLibCEC(command.destination)) |
| 254 | { |
| 255 | SendVendorCommandCapabilities(m_processor->GetLogicalAddress(), command.initiator); |
| 256 | return COMMAND_HANDLED; |
| 257 | } |
| 258 | |
| 259 | return CEC_ABORT_REASON_INVALID_OPERAND; |
| 260 | } |
| 261 | |
| 262 | bool CVLCommandHandler::SourceSwitchAllowed(void) |
| 263 | { |
| 264 | if (!PowerUpEventReceived()) |
| 265 | TransmitRequestPowerStatus(m_processor->GetPrimaryDevice()->GetLogicalAddress(), CECDEVICE_TV, false, false); |
| 266 | |
| 267 | return PowerUpEventReceived(); |
| 268 | } |
| 269 | |
| 270 | int CVLCommandHandler::HandleSystemAudioModeRequest(const cec_command &command) |
| 271 | { |
| 272 | if (command.initiator == CECDEVICE_TV) |
| 273 | { |
| 274 | // set the power up event time |
| 275 | { |
| 276 | CLockObject lock(m_mutex); |
| 277 | if (m_iPowerUpEventReceived == 0) |
| 278 | m_iPowerUpEventReceived = GetTimeMs(); |
| 279 | } |
| 280 | // mark the TV as powered on |
| 281 | m_processor->GetTV()->SetPowerStatus(CEC_POWER_STATUS_ON); |
| 282 | } |
| 283 | |
| 284 | return CCECCommandHandler::HandleSystemAudioModeRequest(command); |
| 285 | } |
| 286 | |
| 287 | int CVLCommandHandler::HandleReportPowerStatus(const cec_command &command) |
| 288 | { |
| 289 | if (command.initiator == m_busDevice->GetLogicalAddress() && |
| 290 | command.parameters.size == 1 && |
| 291 | (cec_power_status)command.parameters[0] == CEC_POWER_STATUS_ON) |
| 292 | { |
| 293 | CLockObject lock(m_mutex); |
| 294 | if (m_iPowerUpEventReceived == 0) |
| 295 | m_iPowerUpEventReceived = GetTimeMs(); |
| 296 | } |
| 297 | |
| 298 | return CCECCommandHandler::HandleReportPowerStatus(command); |
| 299 | } |