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Commit eb02dd5e authored by Jack He's avatar Jack He Committed by android-build-merger
Browse files

Merge "A2DP Offload: Log audio duration and codec metrics" 

am: b7c03882

Change-Id: I4189cc8720668a793db7c0dd56b35d7d51db92f6
parents 1ff98fe5 b7c03882

system/btif/src/btif_a2dp_audio_interface.cc

+99 −5
Original line number Diff line number Diff line
@@ -19,6 +19,9 @@ 
#define LOG_TAG "btif_a2dp_audio_interface"



#include "btif_a2dp_audio_interface.h"



#include <mutex>



#include <a2dp_vendor.h>

#include <a2dp_vendor_ldac_constants.h>

#include <android/hardware/bluetooth/a2dp/1.0/IBluetoothAudioHost.h>
@@ -37,8 +40,12 @@ 
#include "btif_av.h"

#include "btif_av_co.h"

#include "btif_hf.h"

#include "osi/include/metrics.h"

#include "osi/include/osi.h"



using system_bt_osi::A2dpSessionMetrics;

using system_bt_osi::BluetoothMetricsLogger;



using android::hardware::bluetooth::a2dp::V1_0::IBluetoothAudioOffload;

using android::hardware::bluetooth::a2dp::V1_0::IBluetoothAudioHost;

using android::hardware::bluetooth::a2dp::V1_0::Status;
@@ -63,11 +70,66 @@ uint8_t btif_a2dp_audio_process_request(uint8_t cmd); 


static void btif_a2dp_audio_send_start_req();

static void btif_a2dp_audio_send_suspend_req();

static void btif_a2dp_audio_send_stop_req();

static void btif_a2dp_audio_interface_init();

static void btif_a2dp_audio_interface_deinit();

// Delay reporting

// static void btif_a2dp_audio_send_sink_latency();



class A2dpOffloadAudioStats {

 public:

  A2dpOffloadAudioStats() { Reset(); }

  void Reset() {

    std::lock_guard<std::recursive_mutex> lock(lock_);

    ResetPreserveSession();

    codec_index_ = -1;

  }

  void ResetPreserveSession() {

    std::lock_guard<std::recursive_mutex> lock(lock_);

    audio_start_time_ms_ = -1;

    audio_stop_time_ms_ = -1;

  }

  void StoreMetrics() {

    std::lock_guard<std::recursive_mutex> lock(lock_);

    if (audio_start_time_ms_ < 0 || audio_stop_time_ms_ < 0) {

      return;

    }

    A2dpSessionMetrics metrics;

    metrics.codec_index = codec_index_;

    metrics.is_a2dp_offload = true;

    if (audio_stop_time_ms_ > audio_start_time_ms_) {

      metrics.audio_duration_ms = audio_stop_time_ms_ - audio_start_time_ms_;

    }

    BluetoothMetricsLogger::GetInstance()->LogA2dpSession(metrics);

  }

  void LogAudioStart() {

    std::lock_guard<std::recursive_mutex> lock(lock_);

    audio_start_time_ms_ = time_get_os_boottime_ms();

  }

  void LogAudioStop() {

    std::lock_guard<std::recursive_mutex> lock(lock_);

    audio_stop_time_ms_ = time_get_os_boottime_ms();

  }

  void LogAudioStopMetricsAndReset() {

    std::lock_guard<std::recursive_mutex> lock(lock_);

    LogAudioStop();

    StoreMetrics();

    ResetPreserveSession();

  }

  void SetCodecIndex(int64_t codec_index) {

    std::lock_guard<std::recursive_mutex> lock(lock_);

    codec_index_ = codec_index;

  }



 private:

  std::recursive_mutex lock_;

  int64_t audio_start_time_ms_ = -1;

  int64_t audio_stop_time_ms_ = -1;

  int64_t codec_index_ = -1;

};



static A2dpOffloadAudioStats a2dp_offload_audio_stats;



class BluetoothAudioHost : public IBluetoothAudioHost {

 public:

  Return<void> startStream() {
@@ -79,7 +141,7 @@ class BluetoothAudioHost : public IBluetoothAudioHost { 
    return Void();

  }

  Return<void> stopStream() {

    btif_a2dp_audio_process_request(A2DP_CTRL_CMD_STOP);

    btif_a2dp_audio_send_stop_req();

    return Void();

  }
@@ -118,6 +180,7 @@ static void btif_a2dp_get_codec_configuration( 
  a2dpCodecConfig->getCodecSpecificConfig(&a2dp_offload);

  btav_a2dp_codec_config_t codec_config;

  codec_config = a2dpCodecConfig->getCodecConfig();

  a2dp_offload_audio_stats.SetCodecIndex(a2dpCodecConfig->codecIndex());

  switch (codec_config.codec_type) {

    case BTAV_A2DP_CODEC_INDEX_SOURCE_SBC:

      p_codec_info->codecType =
@@ -204,6 +267,9 @@ static void btif_a2dp_audio_interface_deinit() { 


void btif_a2dp_audio_interface_start_session() {

  LOG_INFO(LOG_TAG, "%s", __func__);

  BluetoothMetricsLogger::GetInstance()->LogBluetoothSessionStart(

      system_bt_osi::CONNECTION_TECHNOLOGY_TYPE_BREDR, 0);

  a2dp_offload_audio_stats.Reset();

  btif_a2dp_audio_interface_init();

  CHECK(btAudio != nullptr);

  CodecConfiguration codec_info;
@@ -214,6 +280,10 @@ void btif_a2dp_audio_interface_start_session() { 


void btif_a2dp_audio_interface_end_session() {

  LOG_INFO(LOG_TAG, "%s", __func__);

  a2dp_offload_audio_stats.LogAudioStopMetricsAndReset();

  BluetoothMetricsLogger::GetInstance()->LogBluetoothSessionEnd(

      system_bt_osi::DISCONNECT_REASON_UNKNOWN, 0);

  a2dp_offload_audio_stats.Reset();

  if (btAudio == nullptr) return;

  auto ret = btAudio->endSession();

  if (!ret.isOk()) {
@@ -227,7 +297,11 @@ void btif_a2dp_audio_on_started(tBTA_AV_STATUS status) { 
  if (btAudio != nullptr) {

    if (a2dp_cmd_pending == A2DP_CTRL_CMD_START) {

      LOG_INFO(LOG_TAG, "%s: calling method onStarted", __func__);

      btAudio->streamStarted(mapToStatus(status));

      auto hal_status = mapToStatus(status);

      btAudio->streamStarted(hal_status);

      if (hal_status == Status::SUCCESS) {

        a2dp_offload_audio_stats.LogAudioStart();

      }

    }

  }

}
@@ -237,7 +311,11 @@ void btif_a2dp_audio_on_suspended(tBTA_AV_STATUS status) { 
  if (btAudio != nullptr) {

    if (a2dp_cmd_pending == A2DP_CTRL_CMD_SUSPEND) {

      LOG_INFO(LOG_TAG, "calling method onSuspended");

      btAudio->streamSuspended(mapToStatus(status));

      auto hal_status = mapToStatus(status);

      btAudio->streamSuspended(hal_status);

      if (hal_status == Status::SUCCESS) {

        a2dp_offload_audio_stats.LogAudioStopMetricsAndReset();

      }

    }

  }

}
@@ -248,6 +326,7 @@ void btif_a2dp_audio_on_stopped(tBTA_AV_STATUS status) { 
    LOG_INFO(LOG_TAG, "%s: Remote disconnected when start under progress",

             __func__);

    btAudio->streamStarted(mapToStatus(A2DP_CTRL_ACK_DISCONNECT_IN_PROGRESS));

    a2dp_offload_audio_stats.LogAudioStopMetricsAndReset();

  }

}

void btif_a2dp_audio_send_start_req() {
@@ -255,7 +334,11 @@ void btif_a2dp_audio_send_start_req() { 
  uint8_t resp;

  resp = btif_a2dp_audio_process_request(A2DP_CTRL_CMD_START);

  if (btAudio != nullptr) {

    auto ret = btAudio->streamStarted(mapToStatus(resp));

    auto status = mapToStatus(resp);

    auto ret = btAudio->streamStarted(status);

    if (status == Status::SUCCESS) {

      a2dp_offload_audio_stats.LogAudioStart();

    }

    if (!ret.isOk()) LOG_ERROR(LOG_TAG, "HAL server died");

  }

}
@@ -264,10 +347,21 @@ void btif_a2dp_audio_send_suspend_req() { 
  uint8_t resp;

  resp = btif_a2dp_audio_process_request(A2DP_CTRL_CMD_SUSPEND);

  if (btAudio != nullptr) {

    auto ret = btAudio->streamSuspended(mapToStatus(resp));

    auto status = mapToStatus(resp);

    auto ret = btAudio->streamSuspended(status);

    if (status == Status::SUCCESS) {

      a2dp_offload_audio_stats.LogAudioStopMetricsAndReset();

    }

    if (!ret.isOk()) LOG_ERROR(LOG_TAG, "HAL server died");

  }

}



void btif_a2dp_audio_send_stop_req() {

  LOG_INFO(LOG_TAG, "%s", __func__);

  btif_a2dp_audio_process_request(A2DP_CTRL_CMD_STOP);

  a2dp_offload_audio_stats.LogAudioStopMetricsAndReset();

}



/*void btif_a2dp_audio_send_sink_latency()

{

  LOG_INFO(LOG_TAG, "%s", __func__);

system/btif/src/btif_a2dp_source.cc

+7 −4
Original line number Diff line number Diff line
@@ -453,10 +453,11 @@ static void btif_a2dp_source_start_session_delayed( 
  }

  if (btif_av_is_a2dp_offload_enabled()) {

    btif_a2dp_audio_interface_start_session();

  }

  } else {

    BluetoothMetricsLogger::GetInstance()->LogBluetoothSessionStart(

        system_bt_osi::CONNECTION_TECHNOLOGY_TYPE_BREDR, 0);

  }

}



bool btif_a2dp_source_restart_session(const RawAddress& old_peer_address,

                                      const RawAddress& new_peer_address) {
@@ -503,8 +504,10 @@ static void btif_a2dp_source_end_session_delayed( 
    const RawAddress& peer_address) {

  LOG_INFO(LOG_TAG, "%s: peer_address=%s", __func__,

           peer_address.ToString().c_str());

  if (!btif_av_is_a2dp_offload_enabled()) {

    BluetoothMetricsLogger::GetInstance()->LogBluetoothSessionEnd(

        system_bt_osi::DISCONNECT_REASON_UNKNOWN, 0);

  }

  if (btif_a2dp_source_cb.State() != BtifA2dpSource::kStateRunning) {

    LOG_ERROR(LOG_TAG, "%s: A2DP Source media task is not running", __func__);

    return;