A simple BLE client that implements the serial protocol, so that it can be used to send and recevie audio. In BLE terminology this is a Central.
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| AudioBLEClient (int mtu=242) |
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| AudioBLEClient (int mtu=517) |
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virtual void | addNotifyAudioChange (AudioInfoSupport &bi) |
| Adds target to be notified about audio changes.
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virtual AudioInfo | audioInfo () override |
| provides the actual input AudioInfo
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virtual AudioInfo | audioInfoOut () |
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int | available () override |
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int | available () override |
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int | availableForWrite () override |
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int | availableForWrite () override |
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virtual bool | begin () |
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bool | begin (const char *localName, int seconds) |
| starts a BLE client
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bool | begin (const char *localName, int seconds) |
| starts a BLE client
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virtual void | clearNotifyAudioChange () |
| Deletes all change notify subscriptions.
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bool | connected () override |
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bool | connected () override |
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void | end () override |
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void | end () override |
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virtual void | flush () override |
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bool | isNotifyActive () |
| Checks if the automatic AudioInfo update is active.
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| operator bool () |
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size_t | readBytes (uint8_t *data, size_t len) override |
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size_t | readBytes (uint8_t *data, size_t len) override |
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virtual size_t | readSilence (uint8_t *buffer, size_t length) |
| Source to generate silence: just sets the buffer to 0.
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virtual bool | removeNotifyAudioChange (AudioInfoSupport &bi) |
| Removes a target in order not to be notified about audio changes.
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void | setAudioInfo (AudioInfo info) |
| Defines the input AudioInfo.
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void | setAudioInfoActive (bool flag) |
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void | setAudioInfoUUID (const char *uuid) |
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void | setConfirmWrite (bool flag) |
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void | setConfirmWrite (bool flag) |
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void | setFramed (bool flag) |
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void | setNotifyActive (bool flag) |
| Deactivate/Reactivate automatic AudioInfo updates: (default is active)
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void | setRxUUID (const char *uuid) |
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void | setServiceUUID (const char *uuid) |
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void | setTxUUID (const char *uuid) |
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void | setWriteBufferSize (int size) |
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void | setWriteThrottle (int ms) |
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void | setWriteThrottle (int ms) |
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AudioInfo | toInfo (const uint8_t *str) |
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StrView | toStr (AudioInfo info) |
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size_t | write (const uint8_t *data, size_t len) override |
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size_t | write (const uint8_t *data, size_t len) override |
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virtual size_t | write (uint8_t ch) override |
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virtual void | writeSilence (size_t len) |
| Writes len bytes of silence (=0).
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int | getMTU () override |
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virtual int | not_supported (int out, const char *msg="") |
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void | notifyAudioChange (AudioInfo info) |
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void | onConnect (BLEClient *pClient) override |
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void | onDisconnect (BLEClient *pClient) override |
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void | onResult (BLEAdvertisedDevice advertisedDevice) override |
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bool | readAudioInfoCharacteristic () |
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bool | readAudioInfoCharacteristic () |
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void | refillReadBuffer () |
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virtual void | setAudioInfo (const uint8_t *data, size_t size) |
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bool | setupBLEClient () |
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bool | setupBLEClient () |
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void | writeAudioInfoCharacteristic (AudioInfo info) override |
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void | writeAudioInfoCharacteristic (AudioInfo info) override |
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void | writeChannel2Characteristic (const uint8_t *data, size_t len) |
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void | writeChannel2Characteristic (const uint8_t *data, size_t len) |
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int | _timeout = 10 |
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BLEAdvertisedDevice | advertised_device |
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char | audio_info_str [40] |
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const char * | BLE_AUDIO_SERVICE_UUID = "6e400001-b5a3-f393-e0a9-e50e24dcca9e" |
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const char * | BLE_CH1_UUID = "6e400002-b5a3-f393-e0a9-e50e24dcca9e" |
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const char * | BLE_CH2_UUID = "6e400003-b5a3-f393-e0a9-e50e24dcca9e" |
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const char * | BLE_INFO_UUID = "6e400004-b5a3-f393-e0a9-e50e24dcca9e" |
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const char * | ble_server_name = nullptr |
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BLEUUID | BLUEID_AUDIO_SERVICE_UUID {BLE_AUDIO_SERVICE_UUID} |
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BLEUUID | BLUEID_CH1_UUID {BLE_CH1_UUID} |
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BLEUUID | BLUEID_CH2_UUID {BLE_CH2_UUID} |
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BLEUUID | BLUEID_INFO_UUID {BLE_INFO_UUID} |
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BLECharacteristic | ch01_char |
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BLERemoteCharacteristic * | ch01_char = nullptr |
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BLECharacteristic | ch02_char |
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BLERemoteCharacteristic * | ch02_char = nullptr |
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AudioInfo | info |
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BLECharacteristic | info_char |
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BLERemoteCharacteristic * | info_char = nullptr |
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bool | is_audio_info_active = false |
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volatile bool | is_client_connected = false |
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bool | is_client_set_up = false |
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bool | is_framed = false |
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bool | is_notify_active = true |
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bool | is_started = false |
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uint16_t | max_transfer_size = 0 |
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Vector< AudioInfoSupport * > | notify_vector |
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BLEAdvertising * | p_advertising = nullptr |
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BLEClient * | p_client = nullptr |
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BLERemoteService * | p_remote_service = nullptr |
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BLEAddress * | p_server_address = nullptr |
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BLEDevice | peripheral |
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RingBuffer< uint8_t > | tmp_in {0} |
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RingBuffer< uint8_t > | tmp_out {0} |
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SingleBuffer< uint8_t > | write_buffer {0} |
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int | write_buffer_size = MAX_SINGLE_CHARS |
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bool | write_confirmation_flag = false |
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int | write_throttle = 0 |
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A simple BLE client that implements the serial protocol, so that it can be used to send and recevie audio. In BLE terminology this is a Central.
- Author
- Phil Schatzmann
- Copyright
- GPLv3