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Commit 0b878bf9 authored by Rongxuan Liu's avatar Rongxuan Liu
Browse files

[le audio] Update 2nd LE broadcast APIs change to support Public Broadcast 

Tag: #feature
Bug: 264692800
Test: atest BluetoothInstrumentationTests
Change-Id: I100c5a1c19384fe2d57b3fe8731df8c456d67608
parent aca1d986

android/app/jni/com_android_bluetooth_le_audio.cpp

+50 −7
Original line number Diff line number Diff line
@@ -576,6 +576,8 @@ static std::shared_timed_mutex sBroadcasterCallbacksMutex; 
  ((vec.data()[3] << 24) + (vec.data()[2] << 16) + (vec.data()[1] << 8) + \

   vec.data()[0])



#define VEC_UINT8_TO_UINT16(vec) (((vec).data()[1] << 8) + ((vec).data()[0]))



size_t RawPacketSize(const std::map<uint8_t, std::vector<uint8_t>>& values) {

  size_t bytes = 0;

  for (auto const& value : values) {
@@ -625,9 +627,48 @@ static jlong getAudioLocationOrDefault( 
  return VEC_UINT8_TO_UINT32(vec);

}



static jint getSamplingFrequencyOrDefault(

    const std::map<uint8_t, std::vector<uint8_t>>& metadata,

    jint default_sampling_frequency) {

  if (metadata.count(bluetooth::le_audio::kLeAudioCodecLC3TypeSamplingFreq) ==

      0)

    return default_sampling_frequency;



  auto& vec =

      metadata.at(bluetooth::le_audio::kLeAudioCodecLC3TypeSamplingFreq);

  return (jint)(vec.data()[0]);

}



static jint getFrameDurationOrDefault(

    const std::map<uint8_t, std::vector<uint8_t>>& metadata,

    jint default_frame_duration) {

  if (metadata.count(bluetooth::le_audio::kLeAudioCodecLC3TypeFrameDuration) ==

      0)

    return default_frame_duration;



  auto& vec =

      metadata.at(bluetooth::le_audio::kLeAudioCodecLC3TypeFrameDuration);

  return (jint)(vec.data()[0]);

}



static jint getOctetsPerFrameOrDefault(

    const std::map<uint8_t, std::vector<uint8_t>>& metadata,

    jint default_octets_per_frame) {

  if (metadata.count(bluetooth::le_audio::kLeAudioCodecLC3TypeOctetPerFrame) ==

      0)

    return default_octets_per_frame;



  auto& vec =

      metadata.at(bluetooth::le_audio::kLeAudioCodecLC3TypeOctetPerFrame);

  return VEC_UINT8_TO_UINT16(vec);

}



jobject prepareLeAudioCodecConfigMetadataObject(

    JNIEnv* env, const std::map<uint8_t, std::vector<uint8_t>>& metadata) {

  jlong audio_location = getAudioLocationOrDefault(metadata, -1);

  jint sampling_frequency = getSamplingFrequencyOrDefault(metadata, 0);

  jint frame_duration = getFrameDurationOrDefault(metadata, -1);

  jint octets_per_frame = getOctetsPerFrameOrDefault(metadata, 0);

  ScopedLocalRef<jbyteArray> raw_metadata(env,

                                          prepareRawLtvArray(env, metadata));

  if (!raw_metadata.get()) {
@@ -638,7 +679,8 @@ jobject prepareLeAudioCodecConfigMetadataObject( 
  jobject obj = env->NewObject(

      android_bluetooth_BluetoothLeAudioCodecConfigMetadata.clazz,

      android_bluetooth_BluetoothLeAudioCodecConfigMetadata.constructor,

      audio_location, raw_metadata.get());

      audio_location, sampling_frequency, frame_duration, octets_per_frame,

      raw_metadata.get());



  return obj;

}
@@ -875,7 +917,7 @@ jobject prepareBluetoothLeBroadcastMetadataObject( 
      false, nullptr,

      broadcast_metadata.broadcast_code ? code.get() : nullptr,

      (jint)broadcast_metadata.basic_audio_announcement.presentation_delay,

      subgroup_list_obj.get());

      (jint)0, nullptr, subgroup_list_obj.get());

}



class LeAudioBroadcasterCallbacksImpl : public LeAudioBroadcasterCallbacks {
@@ -962,7 +1004,7 @@ static void BroadcasterClassInitNative(JNIEnv* env, jclass clazz) { 
      env->FindClass("android/bluetooth/BluetoothLeAudioCodecConfigMetadata");

  android_bluetooth_BluetoothLeAudioCodecConfigMetadata.constructor =

      env->GetMethodID(jniBluetoothLeAudioCodecConfigMetadataClass, "<init>",

                       "(J[B)V");

                       "(JIII[B)V");



  jclass jniBluetoothLeAudioContentMetadataClass =

      env->FindClass("android/bluetooth/BluetoothLeAudioContentMetadata");
@@ -991,10 +1033,11 @@ static void BroadcasterClassInitNative(JNIEnv* env, jclass clazz) { 


  jclass jniBluetoothLeBroadcastMetadataClass =

      env->FindClass("android/bluetooth/BluetoothLeBroadcastMetadata");

  android_bluetooth_BluetoothLeBroadcastMetadata.constructor =

      env->GetMethodID(jniBluetoothLeBroadcastMetadataClass, "<init>",

                       "(ILandroid/bluetooth/BluetoothDevice;IIIZZLjava/lang/"

                       "String;[BILjava/util/List;)V");

  android_bluetooth_BluetoothLeBroadcastMetadata.constructor = env->GetMethodID(

      jniBluetoothLeBroadcastMetadataClass, "<init>",

      "(ILandroid/bluetooth/BluetoothDevice;IIIZZLjava/lang/String;"

      "[BIILandroid/bluetooth/BluetoothLeAudioContentMetadata;"

      "Ljava/util/List;)V");

}



static void BroadcasterInitNative(JNIEnv* env, jobject object) {

android/app/tests/unit/src/com/android/bluetooth/le_audio/LeAudioBinderTest.java

+5 −1
Original line number Diff line number Diff line
@@ -407,6 +407,9 @@ public class LeAudioBinderTest { 
        BluetoothLeAudioContentMetadata metadata =

                new BluetoothLeAudioContentMetadata.Builder().build();



        BluetoothLeAudioContentMetadata publicBroadcastMetadata =

                new BluetoothLeAudioContentMetadata.Builder().build();



        BluetoothLeBroadcastSubgroupSettings.Builder subgroupBuilder =

                new BluetoothLeBroadcastSubgroupSettings.Builder()

                .setPreferredQuality(TEST_QUALITY)
@@ -415,7 +418,8 @@ public class LeAudioBinderTest { 
        BluetoothLeBroadcastSettings.Builder builder = new BluetoothLeBroadcastSettings.Builder()

                        .setPublicBroadcast(false)

                        .setBroadcastName(TEST_BROADCAST_NAME)

                        .setBroadcastCode(null);

                        .setBroadcastCode(null)

                        .setPublicBroadcastMetadata(publicBroadcastMetadata);

        // builder expect at least one subgroup setting

        builder.addSubgroupSettings(subgroupBuilder.build());

        return builder.build();

android/app/tests/unit/src/com/android/bluetooth/le_audio/LeAudioBroadcastServiceTest.java

+5 −1
Original line number Diff line number Diff line
@@ -461,13 +461,17 @@ public class LeAudioBroadcastServiceTest { 
    private BluetoothLeBroadcastSettings buildBroadcastSettingsFromMetadata(

            BluetoothLeAudioContentMetadata contentMetadata,

            @Nullable byte[] broadcastCode) {

        BluetoothLeAudioContentMetadata publicBroadcastMetadata =

                new BluetoothLeAudioContentMetadata.Builder().build();



        BluetoothLeBroadcastSubgroupSettings.Builder subgroupBuilder =

                new BluetoothLeBroadcastSubgroupSettings.Builder()

                .setContentMetadata(contentMetadata);



        BluetoothLeBroadcastSettings.Builder builder = new BluetoothLeBroadcastSettings.Builder()

                        .setPublicBroadcast(false)

                        .setBroadcastCode(broadcastCode);

                        .setBroadcastCode(broadcastCode)

                        .setPublicBroadcastMetadata(publicBroadcastMetadata);

        // builder expect at least one subgroup setting

        builder.addSubgroupSettings(subgroupBuilder.build());

        return builder.build();

framework/api/system-current.txt

+25 −0
Original line number Diff line number Diff line
@@ -456,7 +456,20 @@ package android.bluetooth { 
  public final class BluetoothLeAudioCodecConfigMetadata implements android.os.Parcelable {

    method @NonNull public static android.bluetooth.BluetoothLeAudioCodecConfigMetadata fromRawBytes(@NonNull byte[]);

    method public long getAudioLocation();

    method public int getFrameDuration();

    method public int getOctetsPerFrame();

    method @NonNull public byte[] getRawMetadata();

    method public int getSamplingFrequency();

    field public static final int CONFIG_FRAME_DURATION_10000 = 1; // 0x1

    field public static final int CONFIG_FRAME_DURATION_7500 = 0; // 0x0

    field public static final int CONFIG_FRAME_DURATION_UNKNOWN = -1; // 0xffffffff

    field public static final int CONFIG_SAMPLING_FREQUENCY_16000 = 3; // 0x3

    field public static final int CONFIG_SAMPLING_FREQUENCY_24000 = 5; // 0x5

    field public static final int CONFIG_SAMPLING_FREQUENCY_32000 = 6; // 0x6

    field public static final int CONFIG_SAMPLING_FREQUENCY_44100 = 7; // 0x7

    field public static final int CONFIG_SAMPLING_FREQUENCY_48000 = 8; // 0x8

    field public static final int CONFIG_SAMPLING_FREQUENCY_8000 = 1; // 0x1

    field public static final int CONFIG_SAMPLING_FREQUENCY_UNKNOWN = 0; // 0x0

    field @NonNull public static final android.os.Parcelable.Creator<android.bluetooth.BluetoothLeAudioCodecConfigMetadata> CREATOR;

  }
@@ -465,6 +478,9 @@ package android.bluetooth { 
    ctor public BluetoothLeAudioCodecConfigMetadata.Builder(@NonNull android.bluetooth.BluetoothLeAudioCodecConfigMetadata);

    method @NonNull public android.bluetooth.BluetoothLeAudioCodecConfigMetadata build();

    method @NonNull public android.bluetooth.BluetoothLeAudioCodecConfigMetadata.Builder setAudioLocation(long);

    method @NonNull public android.bluetooth.BluetoothLeAudioCodecConfigMetadata.Builder setFrameDuration(int);

    method @NonNull public android.bluetooth.BluetoothLeAudioCodecConfigMetadata.Builder setOctetsPerFrame(int);

    method @NonNull public android.bluetooth.BluetoothLeAudioCodecConfigMetadata.Builder setSamplingFrequency(int);

  }



  public final class BluetoothLeAudioContentMetadata implements android.os.Parcelable {
@@ -561,17 +577,22 @@ package android.bluetooth { 
  }



  public final class BluetoothLeBroadcastMetadata implements android.os.Parcelable {

    method public int getAudioConfigQuality();

    method @Nullable public byte[] getBroadcastCode();

    method public int getBroadcastId();

    method @Nullable public String getBroadcastName();

    method public int getPaSyncInterval();

    method @IntRange(from=0, to=16777215) public int getPresentationDelayMicros();

    method @Nullable public android.bluetooth.BluetoothLeAudioContentMetadata getPublicBroadcastMetadata();

    method public int getSourceAddressType();

    method public int getSourceAdvertisingSid();

    method @NonNull public android.bluetooth.BluetoothDevice getSourceDevice();

    method @NonNull public java.util.List<android.bluetooth.BluetoothLeBroadcastSubgroup> getSubgroups();

    method public boolean isEncrypted();

    method public boolean isPublicBroadcast();

    field public static final int AUDIO_CONFIG_QUALITY_HIGH = 2; // 0x2

    field public static final int AUDIO_CONFIG_QUALITY_NONE = 0; // 0x0

    field public static final int AUDIO_CONFIG_QUALITY_STANDARD = 1; // 0x1

    field @NonNull public static final android.os.Parcelable.Creator<android.bluetooth.BluetoothLeBroadcastMetadata> CREATOR;

    field public static final int PA_SYNC_INTERVAL_UNKNOWN = 65535; // 0xffff

  }
@@ -582,6 +603,7 @@ package android.bluetooth { 
    method @NonNull public android.bluetooth.BluetoothLeBroadcastMetadata.Builder addSubgroup(@NonNull android.bluetooth.BluetoothLeBroadcastSubgroup);

    method @NonNull public android.bluetooth.BluetoothLeBroadcastMetadata build();

    method @NonNull public android.bluetooth.BluetoothLeBroadcastMetadata.Builder clearSubgroup();

    method @NonNull public android.bluetooth.BluetoothLeBroadcastMetadata.Builder setAudioConfigQuality(int);

    method @NonNull public android.bluetooth.BluetoothLeBroadcastMetadata.Builder setBroadcastCode(@Nullable byte[]);

    method @NonNull public android.bluetooth.BluetoothLeBroadcastMetadata.Builder setBroadcastId(int);

    method @NonNull public android.bluetooth.BluetoothLeBroadcastMetadata.Builder setBroadcastName(@Nullable String);
@@ -589,6 +611,7 @@ package android.bluetooth { 
    method @NonNull public android.bluetooth.BluetoothLeBroadcastMetadata.Builder setPaSyncInterval(int);

    method @NonNull public android.bluetooth.BluetoothLeBroadcastMetadata.Builder setPresentationDelayMicros(@IntRange(from=0, to=16777215) int);

    method @NonNull public android.bluetooth.BluetoothLeBroadcastMetadata.Builder setPublicBroadcast(boolean);

    method @NonNull public android.bluetooth.BluetoothLeBroadcastMetadata.Builder setPublicBroadcastMetadata(@Nullable android.bluetooth.BluetoothLeAudioContentMetadata);

    method @NonNull public android.bluetooth.BluetoothLeBroadcastMetadata.Builder setSourceAdvertisingSid(int);

    method @NonNull public android.bluetooth.BluetoothLeBroadcastMetadata.Builder setSourceDevice(@NonNull android.bluetooth.BluetoothDevice, int);

  }
@@ -620,6 +643,7 @@ package android.bluetooth { 
  public final class BluetoothLeBroadcastSettings implements android.os.Parcelable {

    method @Nullable public byte[] getBroadcastCode();

    method @Nullable public String getBroadcastName();

    method @Nullable public android.bluetooth.BluetoothLeAudioContentMetadata getPublicBroadcastMetadata();

    method @NonNull public java.util.List<android.bluetooth.BluetoothLeBroadcastSubgroupSettings> getSubgroupSettings();

    method public boolean isPublicBroadcast();

    field @NonNull public static final android.os.Parcelable.Creator<android.bluetooth.BluetoothLeBroadcastSettings> CREATOR;
@@ -634,6 +658,7 @@ package android.bluetooth { 
    method @NonNull public android.bluetooth.BluetoothLeBroadcastSettings.Builder setBroadcastCode(@Nullable byte[]);

    method @NonNull public android.bluetooth.BluetoothLeBroadcastSettings.Builder setBroadcastName(@Nullable String);

    method @NonNull public android.bluetooth.BluetoothLeBroadcastSettings.Builder setPublicBroadcast(boolean);

    method @NonNull public android.bluetooth.BluetoothLeBroadcastSettings.Builder setPublicBroadcastMetadata(@Nullable android.bluetooth.BluetoothLeAudioContentMetadata);

  }



  public final class BluetoothLeBroadcastSubgroup implements android.os.Parcelable {

framework/java/android/bluetooth/BluetoothLeAudioCodecConfigMetadata.java

+297 −9

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