2 * This file is part of the libCEC(R) library.
4 * libCEC(R) is Copyright (C) 2011 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/
33 #include "CECAudioSystem.h"
34 #include "../CECProcessor.h"
35 #include "../implementations/CECCommandHandler.h"
39 CCECAudioSystem::CCECAudioSystem(CCECProcessor
*processor
, cec_logical_address address
, uint16_t iPhysicalAddress
/* = 0 */) :
40 CCECBusDevice(processor
, address
, iPhysicalAddress
),
41 m_systemAudioStatus(CEC_SYSTEM_AUDIO_STATUS_ON
),
42 m_audioStatus(CEC_AUDIO_MUTE_STATUS_MASK
)
44 m_type
= CEC_DEVICE_TYPE_AUDIO_SYSTEM
;
47 bool CCECAudioSystem::SetAudioStatus(uint8_t status
)
49 CLockObject
lock(&m_writeMutex
);
50 if (m_audioStatus
!= status
)
53 strLog
.Format(">> %s (%X): audio status changed from %2x to %2x", GetLogicalAddressName(), m_iLogicalAddress
, m_audioStatus
, status
);
54 AddLog(CEC_LOG_DEBUG
, strLog
.c_str());
56 m_audioStatus
= status
;
63 bool CCECAudioSystem::SetSystemAudioMode(const cec_system_audio_status mode
)
65 CLockObject
lock(&m_writeMutex
);
66 if (m_systemAudioStatus
!= mode
)
69 strLog
.Format(">> %s (%X): system audio mode changed from %s to %s", GetLogicalAddressName(), m_iLogicalAddress
, CCECCommandHandler::ToString(m_systemAudioStatus
), CCECCommandHandler::ToString(mode
));
70 AddLog(CEC_LOG_DEBUG
, strLog
.c_str());
72 m_systemAudioStatus
= mode
;
79 bool CCECAudioSystem::SetSystemAudioMode(const cec_command
&command
)
81 SetSystemAudioMode((command
.parameters
.size
== 0) ?
82 CEC_SYSTEM_AUDIO_STATUS_OFF
:
83 CEC_SYSTEM_AUDIO_STATUS_ON
);
85 return TransmitAudioStatus(command
.initiator
);
88 bool CCECAudioSystem::TransmitAudioStatus(cec_logical_address dest
)
90 CLockObject
lock(&m_writeMutex
);
92 strLog
.Format("<< %x -> %x: audio status '%2x'", m_iLogicalAddress
, dest
, m_audioStatus
);
93 AddLog(CEC_LOG_NOTICE
, strLog
);
96 cec_command::Format(command
, m_iLogicalAddress
, dest
, CEC_OPCODE_REPORT_AUDIO_STATUS
);
97 command
.parameters
.PushBack(m_audioStatus
);
99 return m_processor
->Transmit(command
);
102 bool CCECAudioSystem::TransmitSystemAudioModeStatus(cec_logical_address dest
)
104 CLockObject
lock(&m_writeMutex
);
106 strLog
.Format("<< %x -> %x: system audio mode '%s'", m_iLogicalAddress
, dest
, CCECCommandHandler::ToString(m_systemAudioStatus
));
107 AddLog(CEC_LOG_NOTICE
, strLog
);
110 cec_command::Format(command
, m_iLogicalAddress
, dest
, CEC_OPCODE_SYSTEM_AUDIO_MODE_STATUS
);
111 command
.parameters
.PushBack((uint8_t) m_systemAudioStatus
);
113 return m_processor
->Transmit(command
);
116 uint8_t CCECAudioSystem::VolumeUp(bool bWait
/* = true */)
118 if (SendKeypress(CEC_USER_CONTROL_CODE_VOLUME_UP
))
119 SendKeyRelease(bWait
);
121 CLockObject
lock(&m_mutex
);
122 return m_audioStatus
;
125 uint8_t CCECAudioSystem::VolumeDown(bool bWait
/* = true */)
127 if (SendKeypress(CEC_USER_CONTROL_CODE_VOLUME_DOWN
))
128 SendKeyRelease(bWait
);
130 CLockObject
lock(&m_mutex
);
131 return m_audioStatus
;
134 uint8_t CCECAudioSystem::MuteAudio(bool bWait
/* = true */)
136 if (SendKeypress(CEC_USER_CONTROL_CODE_MUTE
))
137 SendKeyRelease(bWait
);
139 CLockObject
lock(&m_mutex
);
140 return m_audioStatus
;