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Commit f5243eb8 authored by Treehugger Robot's avatar Treehugger Robot Committed by Gerrit Code Review
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Merge "Implement bluetooth interface functions to check if a headset supports... 

Merge "Implement bluetooth interface functions to check if a headset supports voice recognition as well as echo cancellation and/or noise reduction"
parents 169219ef 7879e381

system/binder/android/bluetooth/IBluetoothHeadset.aidl

+3 −0
Original line number Diff line number Diff line
@@ -65,4 +65,7 @@ interface IBluetoothHeadset { 
    boolean isInbandRingingEnabled();

    boolean setPriority(in BluetoothDevice device, int connectionPolicy);

    int getPriority(in BluetoothDevice device);



    boolean isNoiseReductionSupported(in BluetoothDevice device);

    boolean isVoiceRecognitionSupported(in BluetoothDevice device);

}

system/btif/src/btif_hf.cc

+28 −0
Original line number Diff line number Diff line
@@ -711,6 +711,8 @@ class HeadsetInterface : Interface { 
  bt_status_t Disconnect(RawAddress* bd_addr) override;

  bt_status_t ConnectAudio(RawAddress* bd_addr) override;

  bt_status_t DisconnectAudio(RawAddress* bd_addr) override;

  bt_status_t isNoiseReductionSupported(RawAddress* bd_addr) override;

  bt_status_t isVoiceRecognitionSupported(RawAddress* bd_addr) override;

  bt_status_t StartVoiceRecognition(RawAddress* bd_addr) override;

  bt_status_t StopVoiceRecognition(RawAddress* bd_addr) override;

  bt_status_t VolumeControl(bthf_volume_type_t type, int volume,
@@ -835,6 +837,32 @@ bt_status_t HeadsetInterface::DisconnectAudio(RawAddress* bd_addr) { 
  return BT_STATUS_SUCCESS;

}



bt_status_t HeadsetInterface::isNoiseReductionSupported(RawAddress* bd_addr) {

  CHECK_BTHF_INIT();

  int idx = btif_hf_idx_by_bdaddr(bd_addr);

  if ((idx < 0) || (idx >= BTA_AG_MAX_NUM_CLIENTS)) {

    BTIF_TRACE_ERROR("%s: Invalid index %d", __func__, idx);

    return BT_STATUS_FAIL;

  }

  if (!(btif_hf_cb[idx].peer_feat & BTA_AG_PEER_FEAT_ECNR)) {

    return BT_STATUS_UNSUPPORTED;

  }

  return BT_STATUS_SUCCESS;

}



bt_status_t HeadsetInterface::isVoiceRecognitionSupported(RawAddress* bd_addr) {

  CHECK_BTHF_INIT();

  int idx = btif_hf_idx_by_bdaddr(bd_addr);

  if ((idx < 0) || (idx >= BTA_AG_MAX_NUM_CLIENTS)) {

    BTIF_TRACE_ERROR("%s: Invalid index %d", __func__, idx);

    return BT_STATUS_FAIL;

  }

  if (!(btif_hf_cb[idx].peer_feat & BTA_AG_PEER_FEAT_VREC)) {

    return BT_STATUS_UNSUPPORTED;

  }

  return BT_STATUS_SUCCESS;

}



bt_status_t HeadsetInterface::StartVoiceRecognition(RawAddress* bd_addr) {

  CHECK_BTHF_INIT();

  int idx = btif_hf_idx_by_bdaddr(bd_addr);

system/include/hardware/bluetooth_headset_interface.h

+18 −0
Original line number Diff line number Diff line
@@ -72,6 +72,24 @@ class Interface { 
   */

  virtual bt_status_t DisconnectAudio(RawAddress* bd_addr) = 0;



  /**

   * Checks whether the device support echo cancellation and/or noise reduction

   * via the AT+BRSF bitmask

   *

   * @param bd_addr remote device address

   * @return BT_STATUS_SUCCESS on success

   */

  virtual bt_status_t isNoiseReductionSupported(RawAddress* bd_addr) = 0;



  /**

   * Checks whether the device supports voice recognition via the AT+BRSF

   * bitmask

   *

   * @param bd_addr remote device address

   * @return BT_STATUS_SUCCESS on success

   */

  virtual bt_status_t isVoiceRecognitionSupported(RawAddress* bd_addr) = 0;



  /** start voice recognition */

  /**

   * Start voice recognition