CecSharpClient: use CurrentVersion instead of a hardcoded version
[deb_libcec.git] / include / cec.h
1 #pragma once
2 /*
3 * This file is part of the libCEC(R) library.
4 *
5 * libCEC(R) is Copyright (C) 2011-2013 Pulse-Eight Limited. All rights reserved.
6 * libCEC(R) is an original work, containing original code.
7 *
8 * libCEC(R) is a trademark of Pulse-Eight Limited.
9 *
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.
14 *
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.
19 *
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.
23 *
24 *
25 * Alternatively, you can license this library under a commercial license,
26 * please contact Pulse-Eight Licensing for more information.
27 *
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/
32 */
33
34 #ifndef CECEXPORTS_H_
35 #define CECEXPORTS_H_
36
37 #include "cectypes.h"
38
39 #define LIBCEC_VERSION_CURRENT CEC_SERVER_VERSION_CURRENT
40
41 namespace CEC
42 {
43 /*!
44 * To create a new libCEC instance, call CECInitialise() and pass the
45 * configuration as argument. Then call Open() to open a connection to the
46 * adapter. Close() closes the connection and CECDestroy() cleans up the
47 * libCEC instance.
48 *
49 * libCEC can send commands to other devices on the CEC bus via the methods
50 * on this interface, and all commands that libCEC received are sent back
51 * to the application via callback methods. The callback methods can be
52 * found in cectypes.h, ICECCallbacks.
53 */
54 class ICECAdapter
55 {
56 public:
57 virtual ~ICECAdapter() {};
58 /*! @name Adapter methods */
59 //@{
60
61 /*!
62 * @brief Open a connection to the CEC adapter.
63 * @param strPort The path to the port.
64 * @param iTimeoutMs Connection timeout in ms.
65 * @return True when connected, false otherwise.
66 */
67 virtual bool Open(const char *strPort, uint32_t iTimeoutMs = 10000) = 0;
68
69 /*!
70 * @brief Close the connection to the CEC adapter.
71 */
72 virtual void Close(void) = 0;
73
74 /*!
75 * @deprecated Use DetectAdapters() instead
76 * @brief Try to find all connected CEC adapters.
77 * @param deviceList The vector to store device descriptors in.
78 * @param iBufSize The size of the deviceList buffer.
79 * @param strDevicePath Optional device path. Only adds device descriptors that match the given device path.
80 * @return The number of devices that were found, or -1 when an error occured.
81 */
82 virtual int8_t FindAdapters(cec_adapter *deviceList, uint8_t iBufSize, const char *strDevicePath = NULL) = 0;
83
84 /*!
85 * @brief Sends a ping command to the adapter, to check if it's responding.
86 * @return True when the ping was succesful, false otherwise.
87 */
88 virtual bool PingAdapter(void) = 0;
89
90 /*!
91 * @brief Start the bootloader of the CEC adapter. Closes the connection when successful.
92 * @return True when the command was sent successfully, false otherwise.
93 */
94 virtual bool StartBootloader(void) = 0;
95 //@}
96
97 /*!
98 * @brief Transmit a raw CEC command over the CEC line.
99 * @param data The command to send.
100 * @return True when the data was sent and acked, false otherwise.
101 */
102 virtual bool Transmit(const cec_command &data) = 0;
103
104 /*!
105 * @brief Change the logical address on the CEC bus of the CEC adapter. libCEC automatically assigns a logical address, and this method is only available for debugging purposes.
106 * @param iLogicalAddress The CEC adapter's new logical address.
107 * @return True when the logical address was set successfully, false otherwise.
108 */
109 virtual bool SetLogicalAddress(cec_logical_address iLogicalAddress = CECDEVICE_PLAYBACKDEVICE1) = 0;
110
111 /*!
112 * @brief Change the physical address (HDMI port) of the CEC adapter. libCEC will try to autodetect the physical address when connecting. If it did, it's set in libcec_configuration.
113 * @param iPhysicalAddress The CEC adapter's new physical address.
114 * @brief True when the physical address was set successfully, false otherwise.
115 */
116 virtual bool SetPhysicalAddress(uint16_t iPhysicalAddress = CEC_DEFAULT_PHYSICAL_ADDRESS) = 0;
117
118 /*!
119 * @brief Power on the given CEC capable devices. If CECDEVICE_BROADCAST is used, then wakeDevice in libcec_configuration will be used.
120 * @param address The logical address to power on.
121 * @return True when the command was sent succesfully, false otherwise.
122 */
123 virtual bool PowerOnDevices(cec_logical_address address = CECDEVICE_TV) = 0;
124
125 /*!
126 * @brief Put the given CEC capable devices in standby mode. If CECDEVICE_BROADCAST is used, then standbyDevices in libcec_configuration will be used.
127 * @brief address The logical address of the device to put in standby.
128 * @return True when the command was sent succesfully, false otherwise.
129 */
130 virtual bool StandbyDevices(cec_logical_address address = CECDEVICE_BROADCAST) = 0;
131
132 /*!
133 * @brief Change the active source to a device type handled by libCEC. Use CEC_DEVICE_TYPE_RESERVED to make the default type used by libCEC active.
134 * @param type The new active source. Leave empty to use the primary type
135 * @return True when the command was sent succesfully, false otherwise.
136 */
137 virtual bool SetActiveSource(cec_device_type type = CEC_DEVICE_TYPE_RESERVED) = 0;
138
139 /*!
140 * @brief Change the deck control mode, if this adapter is registered as playback or recording device.
141 * @param mode The new control mode.
142 * @param bSendUpdate True to send the new status over the CEC line.
143 * @return True if set, false otherwise.
144 */
145 virtual bool SetDeckControlMode(cec_deck_control_mode mode, bool bSendUpdate = true) = 0;
146
147 /*!
148 * @brief Change the deck info, if this adapter is a playback or recording device.
149 * @param info The new deck info.
150 * @param bSendUpdate True to send the new status over the CEC line.
151 * @return True if set, false otherwise.
152 */
153 virtual bool SetDeckInfo(cec_deck_info info, bool bSendUpdate = true) = 0;
154
155 /*!
156 * @brief Broadcast a message that notifies connected CEC capable devices that this device is no longer the active source.
157 * @return True when the command was sent succesfully, false otherwise.
158 */
159 virtual bool SetInactiveView(void) = 0;
160
161 /*!
162 * @brief Change the menu state. This value is already changed by libCEC automatically if a device is (de)activated.
163 * @param state The new state.
164 * @param bSendUpdate True to send the new status over the CEC line.
165 * @return True if set, false otherwise.
166 */
167 virtual bool SetMenuState(cec_menu_state state, bool bSendUpdate = true) = 0;
168
169 /*!
170 * @brief Display a message on the device with the given logical address. Not supported by most TVs.
171 * @param iLogicalAddress The logical address of the device to display the message on.
172 * @param duration The duration of the message
173 * @param strMessage The message to display.
174 * @return True when the command was sent, false otherwise.
175 */
176 virtual bool SetOSDString(cec_logical_address iLogicalAddress, cec_display_control duration, const char *strMessage) = 0;
177
178 /*!
179 * @brief Enable or disable monitoring mode, for debugging purposes. If monitoring mode is enabled, libCEC won't respond to any command, but only log incoming data.
180 * @param bEnable True to enable, false to disable.
181 * @return True when switched successfully, false otherwise.
182 */
183 virtual bool SwitchMonitoring(bool bEnable) = 0;
184
185 /*!
186 * @brief Get the CEC version of the device with the given logical address
187 * @param iLogicalAddress The logical address of the device to get the CEC version for.
188 * @return The version or CEC_VERSION_UNKNOWN when the version couldn't be fetched.
189 */
190 virtual cec_version GetDeviceCecVersion(cec_logical_address iLogicalAddress) = 0;
191
192 /*!
193 * @brief Get the menu language of the device with the given logical address
194 * @param iLogicalAddress The logical address of the device to get the menu language for.
195 * @param language The requested menu language.
196 * @return True when fetched succesfully, false otherwise.
197 */
198 virtual bool GetDeviceMenuLanguage(cec_logical_address iLogicalAddress, cec_menu_language *language) = 0;
199
200 /*!
201 * @brief Get the vendor ID of the device with the given logical address.
202 * @param iLogicalAddress The logical address of the device to get the vendor ID for.
203 * @return The vendor ID or 0 if it wasn't found.
204 */
205 virtual uint64_t GetDeviceVendorId(cec_logical_address iLogicalAddress) = 0;
206
207 /*!
208 * @brief Get the power status of the device with the given logical address.
209 * @param iLogicalAddress The logical address of the device to get the power status for.
210 * @return The power status or CEC_POWER_STATUS_UNKNOWN if it wasn't found.
211 */
212 virtual cec_power_status GetDevicePowerStatus(cec_logical_address iLogicalAddress) = 0;
213
214 /*!
215 * @brief Sends a POLL message to a device, to check if it's present and responding.
216 * @param iLogicalAddress The device to send the message to.
217 * @return True if the POLL was acked, false otherwise.
218 */
219 virtual bool PollDevice(cec_logical_address iLogicalAddress) = 0;
220
221 /*!
222 * @return The logical addresses of the devices that are active on the bus, including those handled by libCEC.
223 */
224 virtual cec_logical_addresses GetActiveDevices(void) = 0;
225
226 /*!
227 * @brief Check whether a device is active on the bus.
228 * @param iLogicalAddress The address to check.
229 * @return True when active, false otherwise.
230 */
231 virtual bool IsActiveDevice(cec_logical_address iLogicalAddress) = 0;
232
233 /*!
234 * @brief Check whether a device of the given type is active on the bus.
235 * @param type The type to check.
236 * @return True when active, false otherwise.
237 */
238 virtual bool IsActiveDeviceType(cec_device_type type) = 0;
239
240 /*!
241 * @brief Sends a volume up keypress to an audiosystem if it's present.
242 * @param bSendRelease Send a key release after the keypress.
243 * @return The new audio status.
244 */
245 virtual uint8_t VolumeUp(bool bSendRelease = true) = 0;
246
247 /*!
248 * @brief Sends a volume down keypress to an audiosystem if it's present.
249 * @param bSendRelease Send a key release after the keypress.
250 * @return The new audio status.
251 */
252 virtual uint8_t VolumeDown(bool bSendRelease = true) = 0;
253
254 /*!
255 * @deprecated Use AudioToggleMute() instead
256 * @brief Sends a mute keypress to an audiosystem if it's present.
257 * @param bSendRelease Send a key release after the keypress.
258 * @return The new audio status.
259 */
260 virtual uint8_t MuteAudio(bool bSendRelease = true) = 0;
261
262 /*!
263 * @brief Send a keypress to a device on the CEC bus.
264 * @param iDestination The logical address of the device to send the message to.
265 * @param key The key to send.
266 * @param bWait True to wait for a response, false otherwise.
267 * @return True when the keypress was acked, false otherwise.
268 */
269 virtual bool SendKeypress(cec_logical_address iDestination, cec_user_control_code key, bool bWait = false) = 0;
270
271 /*!
272 * @brief Send a key release to a device on the CEC bus.
273 * @param iDestination The logical address of the device to send the message to.
274 * @param bWait True to wait for a response, false otherwise.
275 * @return True when the key release was acked, false otherwise.
276 */
277 virtual bool SendKeyRelease(cec_logical_address iDestination, bool bWait = false) = 0;
278
279 /*!
280 * @brief Get the OSD name of a device on the CEC bus.
281 * @param iLogicalAddress The device to get the OSD name for.
282 * @return The OSD name.
283 */
284 virtual cec_osd_name GetDeviceOSDName(cec_logical_address iLogicalAddress) = 0;
285
286 /*!
287 * @brief Get the logical address of the device that is currently the active source on the CEC bus.
288 * @return The active source or CECDEVICE_UNKNOWN when unknown.
289 */
290 virtual cec_logical_address GetActiveSource(void) = 0;
291
292 /*!
293 * @brief Check whether a device is currently the active source on the CEC bus.
294 * @param iLogicalAddress The logical address of the device to check.
295 * @return True when it is the active source, false otherwise.
296 */
297 virtual bool IsActiveSource(cec_logical_address iLogicalAddress) = 0;
298
299 /*!
300 * @brief Sets the stream path to the device on the given logical address.
301 * @param iLogicalAddress The address to activate.
302 * @return True when the command was sent, false otherwise.
303 */
304 virtual bool SetStreamPath(cec_logical_address iLogicalAddress) = 0;
305
306 /*!
307 * @brief Sets the stream path to the device on the given physical address.
308 * @param iPhysicalAddress The address to activate.
309 * @return True when the command was sent, false otherwise.
310 */
311 virtual bool SetStreamPath(uint16_t iPhysicalAddress) = 0;
312
313 /*!
314 * @return The list of logical addresses that libCEC is controlling
315 */
316 virtual cec_logical_addresses GetLogicalAddresses(void) = 0;
317
318 /*!
319 * @brief Get libCEC's current configuration.
320 * @param configuration The configuration.
321 * @return True when the configuration was updated, false otherwise.
322 */
323 virtual bool GetCurrentConfiguration(libcec_configuration *configuration) = 0;
324
325 /*!
326 * @brief Change libCEC's configuration.
327 * @param configuration The new configuration.
328 * @return True when the configuration was changed successfully, false otherwise.
329 */
330 virtual bool SetConfiguration(const libcec_configuration *configuration) = 0;
331
332 /*!
333 * @return True when this CEC adapter can persist the user configuration, false otherwise.
334 */
335 virtual bool CanPersistConfiguration(void) = 0;
336
337 /*!
338 * @brief Persist the given configuration in adapter (if supported)
339 * @brief configuration The configuration to store.
340 * @return True when the configuration was persisted, false otherwise.
341 */
342 virtual bool PersistConfiguration(libcec_configuration *configuration) = 0;
343
344 /*!
345 * @brief Tell libCEC to poll for active devices on the bus.
346 */
347 virtual void RescanActiveDevices(void) = 0;
348
349 /*!
350 * @return true when libCEC is the active source on the bus, false otherwise.
351 */
352 virtual bool IsLibCECActiveSource(void) = 0;
353
354 /*!
355 * @brief Get information about the given CEC adapter.
356 * @param strPort The port to which the device is connected
357 * @param config The device configuration
358 * @param iTimeoutMs The timeout in milliseconds
359 * @return True when the device was found, false otherwise
360 */
361 virtual bool GetDeviceInformation(const char *strPort, libcec_configuration *config, uint32_t iTimeoutMs = 10000) = 0;
362
363 /*!
364 * @brief Set and enable the callback methods. If this method is not called, the GetNext...() methods will have to be used.
365 * @param cbParam Parameter to pass to callback methods.
366 * @param callbacks The callbacks to set.
367 * @return True when enabled, false otherwise.
368 */
369 virtual bool EnableCallbacks(void *cbParam, ICECCallbacks *callbacks) = 0;
370
371 /*!
372 * @brief Changes the active HDMI port.
373 * @param iBaseDevice The device to which this libCEC is connected.
374 * @param iPort The new port number.
375 * @return True when changed, false otherwise.
376 */
377 virtual bool SetHDMIPort(cec_logical_address iBaseDevice, uint8_t iPort) = 0;
378
379 /*!
380 * @brief Get the physical address of the device with the given logical address.
381 * @param iLogicalAddress The logical address of the device to get the physical address for.
382 * @return The physical address or 0 if it wasn't found.
383 */
384 virtual uint16_t GetDevicePhysicalAddress(cec_logical_address iLogicalAddress) = 0;
385
386 /*!
387 * @return A string with information about how libCEC was compiled.
388 */
389 virtual const char *GetLibInfo(void) = 0;
390
391 /*!
392 * @brief Calling this method will initialise the host on which libCEC is running.
393 * Calling this method will initialise the host on which libCEC is running. On the RPi, it calls
394 * bcm_host_init(), which may only be called once per process, and is called by any process using
395 * the video api on that system. So only call this method if libCEC is used in an application that
396 * does not already initialise the video api.
397 *
398 * Should be called as first call to libCEC, directly after CECInitialise() and before using Open()
399 */
400 virtual void InitVideoStandalone(void) = 0;
401
402 /*!
403 * @return The (virtual) USB vendor id
404 */
405 virtual uint16_t GetAdapterVendorId(void) const = 0;
406
407 /*!
408 * @return The (virtual) USB product id
409 */
410 virtual uint16_t GetAdapterProductId(void) const = 0;
411
412 virtual const char *ToString(const cec_menu_state state) = 0;
413 virtual const char *ToString(const cec_version version) = 0;
414 virtual const char *ToString(const cec_power_status status) = 0;
415 virtual const char *ToString(const cec_logical_address address) = 0;
416 virtual const char *ToString(const cec_deck_control_mode mode) = 0;
417 virtual const char *ToString(const cec_deck_info status) = 0;
418 virtual const char *ToString(const cec_opcode opcode) = 0;
419 virtual const char *ToString(const cec_system_audio_status mode) = 0;
420 virtual const char *ToString(const cec_audio_status status) = 0;
421 virtual const char *ToString(const cec_vendor_id vendor) = 0;
422 virtual const char *ToString(const cec_client_version version) = 0;
423 virtual const char *ToString(const cec_server_version version) = 0;
424 virtual const char *ToString(const cec_user_control_code key) = 0;
425 virtual const char *ToString(const cec_adapter_type type) = 0;
426
427 /*!
428 * @brief Toggle the mute status of the AVR (if present)
429 * @return The new audio status.
430 */
431 virtual uint8_t AudioToggleMute(void) = 0;
432
433 /*!
434 * @brief Mute the AVR (if present)
435 * @return The new audio status.
436 */
437 virtual uint8_t AudioMute(void) = 0;
438
439 /*!
440 * @brief Mute the AVR (if connected)
441 * @return The new audio status.
442 */
443 virtual uint8_t AudioUnmute(void) = 0;
444
445 /*!
446 * @brief Get the current audio status (if an AVR is connected)
447 * @return The current audio status, or cec_audio_status if unknown.
448 */
449 virtual uint8_t AudioStatus(void) = 0;
450
451 /*!
452 * @brief Try to find all connected CEC adapters.
453 * @param deviceList The vector to store device descriptors in.
454 * @param iBufSize The size of the deviceList buffer.
455 * @param strDevicePath Optional device path. Only adds device descriptors that match the given device path.
456 * @param bQuickScan True to do a "quick scan", which will not open a connection to the adapter. Firmware version information and the exact device type will be missing
457 * @return The number of devices that were found, or -1 when an error occured.
458 */
459 virtual int8_t DetectAdapters(cec_adapter_descriptor *deviceList, uint8_t iBufSize, const char *strDevicePath = NULL, bool bQuickScan = false) = 0;
460
461 };
462 };
463
464 /*!
465 * @brief Unload the CEC adapter library.
466 */
467 extern "C" DECLSPEC void CECDestroy(CEC::ICECAdapter *instance);
468
469 /*!
470 * @brief Load the CEC adapter library.
471 * @param configuration The configuration to pass to libCEC
472 * @return An instance of ICECAdapter or NULL on error.
473 */
474 extern "C" DECLSPEC void * CECInitialise(CEC::libcec_configuration *configuration);
475
476 /*!
477 * @brief Try to connect to the adapter and send the "start bootloader" command, without initialising libCEC and going through all checks
478 * @return True when the command was send, false otherwise.
479 */
480 extern "C" DECLSPEC bool CECStartBootloader(void);
481
482 #endif /* CECEXPORTS_H_ */