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Commit c92891b0 authored by Chen Chen's avatar Chen Chen Committed by Gerrit Code Review
Browse files

Merge "Spatial Audio: Add audio HAL interface for allowing or disallowing low latency audio"

parents be26ac98 2fb6ce30

system/audio_hal_interface/a2dp_encoding.cc

+10 −0
Original line number Diff line number Diff line
@@ -137,6 +137,16 @@ void set_remote_delay(uint16_t delay_report) { 
  aidl::a2dp::set_remote_delay(delay_report);

}



// Set low latency buffer mode allowed or disallowed

bool set_audio_low_latency_mode_allowed(bool allowed){

  if (HalVersionManager::GetHalTransport() ==

      BluetoothAudioHalTransport::HIDL) {

    hidl::a2dp::set_low_latency_mode_allowed(allowed);

    return true;

  }

  return false;

}



}  // namespace a2dp

}  // namespace audio

}  // namespace bluetooth

system/audio_hal_interface/a2dp_encoding.h

+3 −0
Original line number Diff line number Diff line
@@ -43,6 +43,9 @@ void cleanup(); 
// Set up the codec into BluetoothAudio HAL

bool setup_codec();



// Set low latency buffer mode allowed or disallowed

bool set_audio_low_latency_mode_allowed(bool allowed);



// Send command to the BluetoothAudio HAL: StartSession, EndSession,

// StreamStarted, StreamSuspended

void start_session();

system/audio_hal_interface/a2dp_encoding_host.cc

+5 −0
Original line number Diff line number Diff line
@@ -244,6 +244,11 @@ void end_session() { 
  remote_delay_report_ = 0;

}



bool set_audio_low_latency_mode_allowed(bool allowed){

  return true;

}





void ack_stream_started(const tA2DP_CTRL_ACK& ack) {

  a2dp_pending_cmd_ = A2DP_CTRL_CMD_NONE;

  // TODO: Notify server

system/audio_hal_interface/hidl/a2dp_encoding_hidl.cc

+9 −0
Original line number Diff line number Diff line
@@ -553,6 +553,15 @@ void set_remote_delay(uint16_t delay_report) { 
      ->SetRemoteDelay(delay_report);

}



// Set low latency buffer mode allowed or disallowed

void set_low_latency_mode_allowed(bool allowed) {

  if (!is_hal_2_0_enabled()) {

    LOG(ERROR) << __func__ << ": BluetoothAudio HAL is not enabled";

    return;

  }

  active_hal_interface->SetLowLatencyModeAllowed(allowed);

}



}  // namespace a2dp

}  // namespace hidl

}  // namespace audio

system/audio_hal_interface/hidl/a2dp_encoding_hidl.h

+3 −0
Original line number Diff line number Diff line
@@ -57,6 +57,9 @@ size_t read(uint8_t* p_buf, uint32_t len); 
// Update A2DP delay report to BluetoothAudio HAL

void set_remote_delay(uint16_t delay_report);



// Set low latency buffer mode allowed or disallowed

void set_low_latency_mode_allowed(bool allowed);



}  // namespace a2dp

}  // namespace hidl

}  // namespace audio