3 * This file is part of the libCEC(R) library.
5 * libCEC(R) is Copyright (C) 2011-2012 Pulse-Eight Limited. All rights reserved.
6 * libCEC(R) is an original work, containing original code.
8 * libCEC(R) is a trademark of Pulse-Eight Limited.
10 * This program is dual-licensed; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
25 * Alternatively, you can license this library under a commercial license,
26 * please contact Pulse-Eight Licensing for more information.
28 * For more information contact:
29 * Pulse-Eight Licensing <license@pulse-eight.com>
30 * http://www.pulse-eight.com/
31 * http://www.pulse-eight.net/
44 virtual ~ICECAdapter() {};
45 /*! @name Adapter methods */
49 * @brief Open a connection to the CEC adapter.
50 * @param strPort The path to the port.
51 * @param iTimeout Connection timeout in ms.
52 * @return True when connected, false otherwise.
54 virtual bool Open(const char *strPort
, uint32_t iTimeoutMs
= 10000) = 0;
57 * @brief Close the connection to the CEC adapter.
59 virtual void Close(void) = 0;
62 * @brief Set and enable the callback methods. If this method is not called, the GetNext...() methods will have to be used.
63 * @param cbParam Parameter to pass to callback methods.
64 * @param callbacks The callbacks to set.
65 * @return True when enabled, false otherwise.
67 virtual bool EnableCallbacks(void *cbParam
, ICECCallbacks
*callbacks
) = 0;
70 * @brief Try to find all connected CEC adapters. Only implemented on Linux and Windows at the moment.
71 * @param deviceList The vector to store device descriptors in.
72 * @param iBufSize The size of the deviceList buffer.
73 * @param strDevicePath Optional device path. Only adds device descriptors that match the given device path.
74 * @return The number of devices that were found, or -1 when an error occured.
76 virtual int8_t FindAdapters(cec_adapter
*deviceList
, uint8_t iBufSize
, const char *strDevicePath
= NULL
) = 0;
79 * @brief Ping the CEC adapter.
80 * @return True when the ping was succesful, false otherwise.
82 virtual bool PingAdapter(void) = 0;
85 * @brief Start the bootloader of the CEC adapter.
86 * @return True when the command was sent succesfully, false otherwise.
88 virtual bool StartBootloader(void) = 0;
92 * @brief Transmit a command over the CEC line.
93 * @param data The command to send.
94 * @return True when the data was sent and acked, false otherwise.
96 virtual bool Transmit(const cec_command
&data
) = 0;
99 * @brief Change the logical address of the CEC adapter.
100 * @param iLogicalAddress The CEC adapter's new logical address.
101 * @return True when the logical address was set successfully, false otherwise.
103 virtual bool SetLogicalAddress(cec_logical_address iLogicalAddress
= CECDEVICE_PLAYBACKDEVICE1
) = 0;
106 * @brief Change the physical address (HDMI port) of the CEC adapter.
107 * @param iPhysicalAddress The CEC adapter's new physical address.
108 * @brief True when the physical address was set successfully, false otherwise.
110 virtual bool SetPhysicalAddress(uint16_t iPhysicalAddress
= CEC_DEFAULT_PHYSICAL_ADDRESS
) = 0;
113 * @brief Changes the active HDMI port.
114 * @param iBaseDevice The device to which this libcec is connected.
115 * @param iPort The new port number.
116 * @return True when changed, false otherwise.
118 virtual bool SetHDMIPort(cec_logical_address iBaseDevice
, uint8_t iPort
) = 0;
121 * @brief Power on the connected CEC capable devices.
122 * @param address The logical address to power on.
123 * @return True when the command was sent succesfully, false otherwise.
125 virtual bool PowerOnDevices(cec_logical_address address
= CECDEVICE_TV
) = 0;
128 * @brief Put connected CEC capable devices in standby mode.
129 * @brief address The logical address of the device to put in standby.
130 * @return True when the command was sent succesfully, false otherwise.
132 virtual bool StandbyDevices(cec_logical_address address
= CECDEVICE_BROADCAST
) = 0;
135 * @brief Change the active source.
136 * @param type The new active source. Leave empty to use the primary type
137 * @return True when the command was sent succesfully, false otherwise.
139 virtual bool SetActiveSource(cec_device_type type
= CEC_DEVICE_TYPE_RESERVED
) = 0;
142 * @brief Change the deck control mode, if this adapter is registered as playback device.
143 * @param mode The new control mode.
144 * @param bSendUpdate True to send the status over the CEC line.
145 * @return True if set, false otherwise.
147 virtual bool SetDeckControlMode(cec_deck_control_mode mode
, bool bSendUpdate
= true) = 0;
150 * @brief Change the deck info, if this adapter is a playback device.
151 * @param info The new deck info.
152 * @return True if set, false otherwise.
154 virtual bool SetDeckInfo(cec_deck_info info
, bool bSendUpdate
= true) = 0;
157 * @brief Broadcast a message that notifies connected CEC capable devices that this device is no longer the active source.
158 * @return True when the command was sent succesfully, false otherwise.
160 virtual bool SetInactiveView(void) = 0;
163 * @brief Change the menu state.
164 * @param state The new true.
165 * @param bSendUpdate True to send the status over the CEC line.
166 * @return True if set, false otherwise.
168 virtual bool SetMenuState(cec_menu_state state
, bool bSendUpdate
= true) = 0;
171 * @brief Display a message on the device with the given logical address.
172 * @param iLogicalAddres The device to display the message on.
173 * @param duration The duration of the message
174 * @param strMessage The message to display.
175 * @return True when the command was sent, false otherwise.
177 virtual bool SetOSDString(cec_logical_address iLogicalAddress
, cec_display_control duration
, const char *strMessage
) = 0;
180 * @brief Enable or disable monitoring mode.
181 * @param bEnable True to enable, false to disable.
182 * @return True when switched successfully, false otherwise.
184 virtual bool SwitchMonitoring(bool bEnable
) = 0;
187 * @brief Get the CEC version of the device with the given logical address
188 * @param iLogicalAddress The device to get the CEC version for.
189 * @return The version or CEC_VERSION_UNKNOWN when the version couldn't be fetched.
191 virtual cec_version
GetDeviceCecVersion(cec_logical_address iAddress
) = 0;
194 * @brief Get the menu language of the device with the given logical address
195 * @param iLogicalAddress The device to get the menu language for.
196 * @param language The requested menu language.
197 * @return True when fetched succesfully, false otherwise.
199 virtual bool GetDeviceMenuLanguage(cec_logical_address iAddress
, cec_menu_language
*language
) = 0;
202 * @brief Get the vendor ID of the device with the given logical address.
203 * @param iLogicalAddress The device to get the vendor id for.
204 * @return The vendor ID or 0 if it wasn't found.
206 virtual uint64_t GetDeviceVendorId(cec_logical_address iAddress
) = 0;
209 * @brief Get the power status of the device with the given logical address.
210 * @param iLogicalAddress The device to get the power status for.
211 * @return The power status or CEC_POWER_STATUS_UNKNOWN if it wasn't found.
213 virtual cec_power_status
GetDevicePowerStatus(cec_logical_address iAddress
) = 0;
216 * @brief Get the physical address of the device with the given logical address.
217 * @param iLogicalAddress The device to get the vendor id for.
218 * @return The physical address or 0 if it wasn't found.
220 virtual uint16_t GetDevicePhysicalAddress(cec_logical_address iAddress
) = 0;
223 * @brief Sends a POLL message to a device.
224 * @param iAddress The device to send the message to.
225 * @return True if the POLL was acked, false otherwise.
227 virtual bool PollDevice(cec_logical_address iAddress
) = 0;
230 * @return The devices that are active on the bus and not handled by libcec.
232 virtual cec_logical_addresses
GetActiveDevices(void) = 0;
235 * @brief Tell libCEC to poll for active devices on the bus.
237 virtual void RescanActiveDevices(void) = 0;
240 * @brief Check whether a device is active on the bus.
241 * @param iAddress The address to check.
242 * @return True when active, false otherwise.
244 virtual bool IsActiveDevice(cec_logical_address iAddress
) = 0;
247 * @brief Check whether a device of the given type is active on the bus.
248 * @param type The type to check.
249 * @return True when active, false otherwise.
251 virtual bool IsActiveDeviceType(cec_device_type type
) = 0;
254 * @brief Sends a volume up keypress to an audiosystem if it's present.
255 * @param bSendRelease Send a key release after the keypress.
256 * @return The new audio status.
258 virtual uint8_t VolumeUp(bool bSendRelease
= true) = 0;
261 * @brief Sends a volume down keypress to an audiosystem if it's present.
262 * @param bSendRelease Send a key release after the keypress.
263 * @return The new audio status.
265 virtual uint8_t VolumeDown(bool bSendRelease
= true) = 0;
268 * @brief Sends a mute keypress to an audiosystem if it's present.
269 * @param bSendRelease Send a key release after the keypress.
270 * @return The new audio status.
272 virtual uint8_t MuteAudio(bool bSendRelease
= true) = 0;
275 * @brief Send a keypress to a device on the CEC bus.
276 * @param iDestination The address to send the message to.
277 * @param key The key to send.
278 * @param bWait True to wait for a response, false otherwise.
279 * @return True when the keypress was acked, false otherwise.
281 virtual bool SendKeypress(cec_logical_address iDestination
, cec_user_control_code key
, bool bWait
= false) = 0;
284 * @brief Send a key release to a device on the CEC bus.
285 * @param iDestination The address to send the message to.
286 * @param bWait True to wait for a response, false otherwise.
287 * @return True when the keypress was acked, false otherwise.
289 virtual bool SendKeyRelease(cec_logical_address iDestination
, bool bWait
= false) = 0;
292 * @brief Get the OSD name of a device on the CEC bus.
293 * @param iAddress The device to get the OSD name for.
294 * @return The OSD name.
296 virtual cec_osd_name
GetDeviceOSDName(cec_logical_address iAddress
) = 0;
299 * @brief Get the logical address of the device that is currently the active source on the CEC bus.
300 * @return The active source or CECDEVICE_UNKNOWN when unknown.
302 virtual cec_logical_address
GetActiveSource(void) = 0;
305 * @brief Check whether a device is currently the active source on the CEC bus.
306 * @param iAddress The address to check.
307 * @return True when it is the active source, false otherwise.
309 virtual bool IsActiveSource(cec_logical_address iAddress
) = 0;
312 * @brief Sets the stream path to the device on the given logical address.
313 * @param iAddress The address to activate.
314 * @return True when the command was sent, false otherwise.
316 virtual bool SetStreamPath(cec_logical_address iAddress
) = 0;
319 * @brief Sets the stream path to the device on the given logical address.
320 * @param iPhysicalAddress The address to activate.
321 * @return True when the command was sent, false otherwise.
323 virtual bool SetStreamPath(uint16_t iPhysicalAddress
) = 0;
326 * @return The list of addresses that libCEC is controlling
328 virtual cec_logical_addresses
GetLogicalAddresses(void) = 0;
331 * @brief Get libCEC's current configuration.
332 * @param configuration The configuration.
333 * @return True when the configuration was updated, false otherwise.
335 virtual bool GetCurrentConfiguration(libcec_configuration
*configuration
) = 0;
338 * @brief Change libCEC's configuration.
339 * @param configuration The new configuration.
340 * @return True when the configuration was changed successfully, false otherwise.
342 virtual bool SetConfiguration(const libcec_configuration
*configuration
) = 0;
345 * @return True when this device can persist the user configuration, false otherwise.
347 virtual bool CanPersistConfiguration(void) = 0;
350 * @brief Persist the given configuration in adapter (if supported)
351 * @brief The configuration to store.
352 * @return True when the configuration was persisted, false otherwise.
354 virtual bool PersistConfiguration(libcec_configuration
*configuration
) = 0;
356 virtual const char *ToString(const cec_menu_state state
) = 0;
357 virtual const char *ToString(const cec_version version
) = 0;
358 virtual const char *ToString(const cec_power_status status
) = 0;
359 virtual const char *ToString(const cec_logical_address address
) = 0;
360 virtual const char *ToString(const cec_deck_control_mode mode
) = 0;
361 virtual const char *ToString(const cec_deck_info status
) = 0;
362 virtual const char *ToString(const cec_opcode opcode
) = 0;
363 virtual const char *ToString(const cec_system_audio_status mode
) = 0;
364 virtual const char *ToString(const cec_audio_status status
) = 0;
365 virtual const char *ToString(const cec_vendor_id vendor
) = 0;
366 virtual const char *ToString(const cec_client_version version
) = 0;
367 virtual const char *ToString(const cec_server_version version
) = 0;
369 ////// deprecated methods, may be removed in a future version //////
372 * @deprecated Use libcec_configuration instead.
373 * @brief Enable physical address detection (if the connected adapter supports this).
374 * @return True when physical address detection was enabled, false otherwise.
376 virtual bool EnablePhysicalAddressDetection(void) = 0;
379 * @deprecated Use SetActiveSource() instead
381 virtual bool SetActiveView(void) = 0;
384 * @deprecated Use libcec_configuration instead
385 * @return Get the minimal version of libcec that this version of libcec can interface with.
387 virtual int8_t GetMinLibVersion(void) const = 0;
390 * @deprecated Use libcec_configuration instead
391 * @return Get the major version of libcec.
393 virtual int8_t GetLibVersionMajor(void) const = 0;
396 * @deprecated Use libcec_configuration instead
397 * @return Get the minor version of libcec.
399 virtual int8_t GetLibVersionMinor(void) const = 0;
402 * @deprecated Use callback methods instead
403 * @brief Get the next log message in the queue, if there is one.
404 * @param message The next message.
405 * @return True if a message was passed, false otherwise.
407 virtual bool GetNextLogMessage(cec_log_message
*message
) = 0;
410 * @deprecated Use callback methods instead
411 * @brief Get the next keypress in the queue, if there is one.
412 * @param key The next keypress.
413 * @return True if a key was passed, false otherwise.
415 virtual bool GetNextKeypress(cec_keypress
*key
) = 0;
418 * @deprecated Use callback methods instead
419 * @brief Get the next CEC command that was received by the adapter.
420 * @param action The next command.
421 * @return True when a command was passed, false otherwise.
423 virtual bool GetNextCommand(cec_command
*command
) = 0;
429 * @brief Load the CEC adapter library.
430 * @param strDeviceName How to present this device to other devices.
431 * @param deviceTypes The device types to use on the CEC bus.
432 * @param iPhysicalAddress The physical address to assume on the bus. If set to 0, libCEC will try to autodetect the address, with the data provided via SetHDMIPort()
433 * @return An instance of ICECAdapter or NULL on error.
435 extern "C" DECLSPEC
void * CECInit(const char *strDeviceName
, CEC::cec_device_type_list deviceTypes
, uint16_t iPhysicalAddress
= 0);
438 * @brief Load the CEC adapter library.
439 * @param configuration The configuration to pass to libCEC
440 * @return An instance of ICECAdapter or NULL on error.
442 extern "C" DECLSPEC
void * CECInitialise(CEC::libcec_configuration
*configuration
);
445 * @brief Unload the CEC adapter library.
447 extern "C" DECLSPEC
void CECDestroy(CEC::ICECAdapter
*instance
);
449 #endif /* CECEXPORTS_H_ */