Commit | Line | Data |
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2abe74eb LOK |
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 "LibCEC.h" | |
34 | ||
35 | #include "AdapterCommunication.h" | |
36 | #include "AdapterDetection.h" | |
37 | #include "CECProcessor.h" | |
0f23c85c | 38 | #include "devices/CECBusDevice.h" |
2abe74eb | 39 | #include "util/StdString.h" |
b9187cc6 | 40 | #include "platform/timeutils.h" |
2abe74eb LOK |
41 | |
42 | using namespace std; | |
43 | using namespace CEC; | |
44 | ||
2b4d8297 | 45 | CLibCEC::CLibCEC(const char *strDeviceName, cec_logical_address iLogicalAddress /* = CECDEVICE_PLAYBACKDEVICE1 */, uint16_t iPhysicalAddress /* = CEC_DEFAULT_PHYSICAL_ADDRESS */) : |
40339852 | 46 | m_iStartTime(GetTimeMs()), |
2abe74eb LOK |
47 | m_iCurrentButton(CEC_USER_CONTROL_CODE_UNKNOWN), |
48 | m_buttontime(0) | |
49 | { | |
50 | m_comm = new CAdapterCommunication(this); | |
51 | m_cec = new CCECProcessor(this, m_comm, strDeviceName, iLogicalAddress, iPhysicalAddress); | |
52 | } | |
53 | ||
54 | CLibCEC::~CLibCEC(void) | |
55 | { | |
12027dbe | 56 | Close(); |
2abe74eb | 57 | delete m_cec; |
2abe74eb | 58 | delete m_comm; |
2abe74eb LOK |
59 | } |
60 | ||
25701fa6 | 61 | bool CLibCEC::Open(const char *strPort, uint32_t iTimeoutMs /* = 10000 */) |
2abe74eb LOK |
62 | { |
63 | if (!m_comm) | |
12027dbe LOK |
64 | { |
65 | AddLog(CEC_LOG_ERROR, "no comm port"); | |
2abe74eb | 66 | return false; |
12027dbe | 67 | } |
2abe74eb LOK |
68 | |
69 | if (m_comm->IsOpen()) | |
70 | { | |
71 | AddLog(CEC_LOG_ERROR, "connection already open"); | |
72 | return false; | |
73 | } | |
74 | ||
a11148b7 LOK |
75 | int64_t iNow = GetTimeMs(); |
76 | int64_t iTarget = iNow + iTimeoutMs; | |
77 | ||
78 | bool bOpened(false); | |
79 | while (!bOpened && iNow < iTarget) | |
80 | { | |
81 | bOpened = m_comm->Open(strPort, 38400, iTimeoutMs); | |
82 | iNow = GetTimeMs(); | |
83 | } | |
84 | ||
85 | if (!bOpened) | |
2abe74eb LOK |
86 | { |
87 | AddLog(CEC_LOG_ERROR, "could not open a connection"); | |
88 | return false; | |
89 | } | |
90 | ||
91 | if (!m_cec->Start()) | |
92 | { | |
93 | AddLog(CEC_LOG_ERROR, "could not start CEC communications"); | |
94 | return false; | |
95 | } | |
96 | ||
97 | return true; | |
98 | } | |
99 | ||
100 | void CLibCEC::Close(void) | |
101 | { | |
25701fa6 LOK |
102 | if (m_cec) |
103 | m_cec->StopThread(); | |
13fd6a66 LOK |
104 | if (m_comm) |
105 | m_comm->Close(); | |
2abe74eb LOK |
106 | } |
107 | ||
25701fa6 | 108 | int8_t CLibCEC::FindAdapters(cec_adapter *deviceList, uint8_t iBufSize, const char *strDevicePath /* = NULL */) |
2abe74eb LOK |
109 | { |
110 | CStdString strDebug; | |
111 | if (strDevicePath) | |
112 | strDebug.Format("trying to autodetect the com port for device path '%s'", strDevicePath); | |
113 | else | |
114 | strDebug.Format("trying to autodetect all CEC adapters"); | |
115 | AddLog(CEC_LOG_DEBUG, strDebug); | |
116 | ||
25701fa6 | 117 | return CAdapterDetection::FindAdapters(deviceList, iBufSize, strDevicePath); |
2abe74eb LOK |
118 | } |
119 | ||
120 | bool CLibCEC::PingAdapter(void) | |
121 | { | |
122 | return m_comm ? m_comm->PingAdapter() : false; | |
123 | } | |
124 | ||
125 | bool CLibCEC::StartBootloader(void) | |
126 | { | |
127 | return m_comm ? m_comm->StartBootloader() : false; | |
128 | } | |
129 | ||
25701fa6 | 130 | int8_t CLibCEC::GetMinVersion(void) |
2abe74eb LOK |
131 | { |
132 | return CEC_MIN_VERSION; | |
133 | } | |
134 | ||
25701fa6 | 135 | int8_t CLibCEC::GetLibVersion(void) |
2abe74eb LOK |
136 | { |
137 | return CEC_LIB_VERSION; | |
138 | } | |
139 | ||
140 | bool CLibCEC::GetNextLogMessage(cec_log_message *message) | |
141 | { | |
25701fa6 | 142 | return (m_logBuffer.Pop(*message)); |
2abe74eb LOK |
143 | } |
144 | ||
145 | bool CLibCEC::GetNextKeypress(cec_keypress *key) | |
146 | { | |
147 | return m_keyBuffer.Pop(*key); | |
148 | } | |
149 | ||
150 | bool CLibCEC::GetNextCommand(cec_command *command) | |
151 | { | |
152 | return m_commandBuffer.Pop(*command); | |
153 | } | |
154 | ||
8d84e2c0 | 155 | bool CLibCEC::Transmit(const cec_command &data) |
2abe74eb | 156 | { |
8d84e2c0 | 157 | return m_cec ? m_cec->Transmit(data) : false; |
2abe74eb LOK |
158 | } |
159 | ||
160 | bool CLibCEC::SetLogicalAddress(cec_logical_address iLogicalAddress) | |
161 | { | |
162 | return m_cec ? m_cec->SetLogicalAddress(iLogicalAddress) : false; | |
163 | } | |
164 | ||
2492216a LOK |
165 | bool CLibCEC::SetPhysicalAddress(uint16_t iPhysicalAddress) |
166 | { | |
167 | return m_cec ? m_cec->SetPhysicalAddress(iPhysicalAddress) : false; | |
168 | } | |
169 | ||
2abe74eb LOK |
170 | bool CLibCEC::PowerOnDevices(cec_logical_address address /* = CECDEVICE_TV */) |
171 | { | |
0f23c85c | 172 | return m_cec && address >= CECDEVICE_TV && address <= CECDEVICE_BROADCAST ? m_cec->m_busDevices[(uint8_t)address]->PowerOn() : false; |
2abe74eb LOK |
173 | } |
174 | ||
175 | bool CLibCEC::StandbyDevices(cec_logical_address address /* = CECDEVICE_BROADCAST */) | |
176 | { | |
0f23c85c | 177 | return m_cec && address >= CECDEVICE_TV && address <= CECDEVICE_BROADCAST ? m_cec->m_busDevices[(uint8_t)address]->Standby() : false; |
2abe74eb LOK |
178 | } |
179 | ||
180 | bool CLibCEC::SetActiveView(void) | |
181 | { | |
182 | return m_cec ? m_cec->SetActiveView() : false; | |
183 | } | |
184 | ||
185 | bool CLibCEC::SetInactiveView(void) | |
186 | { | |
187 | return m_cec ? m_cec->SetInactiveView() : false; | |
188 | } | |
189 | ||
1969b140 LOK |
190 | bool CLibCEC::SetOSDString(cec_logical_address iLogicalAddress, cec_display_control duration, const char *strMessage) |
191 | { | |
0f23c85c | 192 | return m_cec && iLogicalAddress >= CECDEVICE_TV && iLogicalAddress <= CECDEVICE_BROADCAST ? m_cec->m_busDevices[(uint8_t)iLogicalAddress]->SetOSDString(duration, strMessage) : false; |
1969b140 LOK |
193 | } |
194 | ||
8b7e5ff6 LOK |
195 | bool CLibCEC::SwitchMonitoring(bool bEnable) |
196 | { | |
197 | return m_cec ? m_cec->SwitchMonitoring(bEnable) : false; | |
198 | } | |
199 | ||
6a1c0009 LOK |
200 | cec_version CLibCEC::GetDeviceCecVersion(cec_logical_address iAddress) |
201 | { | |
202 | if (m_cec && iAddress >= CECDEVICE_TV && iAddress < CECDEVICE_BROADCAST) | |
203 | return m_cec->GetDeviceCecVersion(iAddress); | |
204 | return CEC_VERSION_UNKNOWN; | |
205 | } | |
206 | ||
a3269a0a LOK |
207 | bool CLibCEC::GetDeviceMenuLanguage(cec_logical_address iAddress, cec_menu_language *language) |
208 | { | |
209 | if (m_cec && iAddress >= CECDEVICE_TV && iAddress < CECDEVICE_BROADCAST) | |
210 | return m_cec->GetDeviceMenuLanguage(iAddress, language); | |
211 | return false; | |
212 | } | |
213 | ||
44c74256 LOK |
214 | uint64_t CLibCEC::GetDeviceVendorId(cec_logical_address iAddress) |
215 | { | |
216 | if (m_cec && iAddress >= CECDEVICE_TV && iAddress < CECDEVICE_BROADCAST) | |
217 | return m_cec->GetDeviceVendorId(iAddress); | |
218 | return 0; | |
219 | } | |
220 | ||
e55f3f70 LOK |
221 | cec_power_status CLibCEC::GetDevicePowerStatus(cec_logical_address iAddress) |
222 | { | |
223 | if (m_cec && iAddress >= CECDEVICE_TV && iAddress < CECDEVICE_BROADCAST) | |
224 | return m_cec->GetDevicePowerStatus(iAddress); | |
225 | return CEC_POWER_STATUS_UNKNOWN; | |
226 | } | |
44c74256 | 227 | |
2abe74eb LOK |
228 | void CLibCEC::AddLog(cec_log_level level, const string &strMessage) |
229 | { | |
13fd6a66 | 230 | if (m_cec) |
25701fa6 LOK |
231 | { |
232 | cec_log_message message; | |
233 | message.level = level; | |
40339852 | 234 | message.time = GetTimeMs() - m_iStartTime; |
25701fa6 LOK |
235 | snprintf(message.message, sizeof(message.message), "%s", strMessage.c_str()); |
236 | m_logBuffer.Push(message); | |
237 | } | |
2abe74eb LOK |
238 | } |
239 | ||
240 | void CLibCEC::AddKey(void) | |
241 | { | |
13fd6a66 | 242 | if (m_iCurrentButton != CEC_USER_CONTROL_CODE_UNKNOWN) |
2abe74eb LOK |
243 | { |
244 | cec_keypress key; | |
25701fa6 | 245 | |
2abe74eb LOK |
246 | key.duration = (unsigned int) (GetTimeMs() - m_buttontime); |
247 | key.keycode = m_iCurrentButton; | |
248 | m_keyBuffer.Push(key); | |
249 | m_iCurrentButton = CEC_USER_CONTROL_CODE_UNKNOWN; | |
2abe74eb | 250 | } |
56aa08d0 | 251 | m_buttontime = 0; |
2abe74eb LOK |
252 | } |
253 | ||
e9de9629 | 254 | void CLibCEC::AddCommand(const cec_command &command) |
2abe74eb | 255 | { |
2abe74eb LOK |
256 | if (m_commandBuffer.Push(command)) |
257 | { | |
258 | CStdString strDebug; | |
9dee1670 | 259 | strDebug.Format("stored command '%2x' in the command buffer. buffer size = %d", command.opcode, m_commandBuffer.Size()); |
2abe74eb LOK |
260 | AddLog(CEC_LOG_DEBUG, strDebug); |
261 | } | |
262 | else | |
263 | { | |
264 | AddLog(CEC_LOG_WARNING, "command buffer is full"); | |
265 | } | |
266 | } | |
267 | ||
268 | void CLibCEC::CheckKeypressTimeout(void) | |
269 | { | |
270 | if (m_iCurrentButton != CEC_USER_CONTROL_CODE_UNKNOWN && GetTimeMs() - m_buttontime > CEC_BUTTON_TIMEOUT) | |
271 | { | |
272 | AddKey(); | |
273 | m_iCurrentButton = CEC_USER_CONTROL_CODE_UNKNOWN; | |
274 | } | |
275 | } | |
276 | ||
277 | void CLibCEC::SetCurrentButton(cec_user_control_code iButtonCode) | |
278 | { | |
279 | m_iCurrentButton = iButtonCode; | |
280 | m_buttontime = GetTimeMs(); | |
6710d300 LOK |
281 | |
282 | /* push keypress to the keybuffer with 0 duration. | |
283 | push another press to the keybuffer with the duration set when the button is released */ | |
284 | cec_keypress key; | |
285 | key.duration = 0; | |
286 | key.keycode = m_iCurrentButton; | |
287 | m_keyBuffer.Push(key); | |
2abe74eb LOK |
288 | } |
289 | ||
25701fa6 | 290 | void * CECCreate(const char *strDeviceName, CEC::cec_logical_address iLogicalAddress /*= CEC::CECDEVICE_PLAYBACKDEVICE1 */, uint16_t iPhysicalAddress /* = CEC_DEFAULT_PHYSICAL_ADDRESS */) |
2abe74eb LOK |
291 | { |
292 | return static_cast< void* > (new CLibCEC(strDeviceName, iLogicalAddress, iPhysicalAddress)); | |
293 | } | |
25701fa6 LOK |
294 | |
295 | void CECDestroy(CEC::ICECAdapter *instance) | |
296 | { | |
297 | CLibCEC *lib = static_cast< CLibCEC* > (instance); | |
298 | if (lib) | |
299 | delete lib; | |
300 | } |