Parse broadcast offload capabilities
1. Parse the broadcast capability from capability file
2. Convert broadcast HAL format to stack format
3. Update test to validate broadcast capability parsing
4. Correct the map size before accessing in VTS test
Tag: #feature
Bug: 242472419
Test: atest BluetoothLeAudioCodecsProviderTest
Test: atest VtsHalBluetoothAudioTargetTest
Change-Id: I8ac88c1e9024ca03757620bf48eacdd60ada7eb4
diff --git a/bluetooth/audio/utils/aidl_session/BluetoothLeAudioCodecsProvider.cpp b/bluetooth/audio/utils/aidl_session/BluetoothLeAudioCodecsProvider.cpp
index 1dec900..0a804bb 100644
--- a/bluetooth/audio/utils/aidl_session/BluetoothLeAudioCodecsProvider.cpp
+++ b/bluetooth/audio/utils/aidl_session/BluetoothLeAudioCodecsProvider.cpp
@@ -200,13 +200,21 @@
GetUnicastCapability(scenario.getEncode());
UnicastCapability unicast_decode_capability =
GetUnicastCapability(scenario.getDecode());
- // encode and decode cannot be unknown at the same time
- if (unicast_encode_capability.codecType == CodecType::UNKNOWN &&
- unicast_decode_capability.codecType == CodecType::UNKNOWN) {
- continue;
- }
BroadcastCapability broadcast_capability = {.codecType =
CodecType::UNKNOWN};
+
+ if (scenario.hasBroadcast()) {
+ broadcast_capability = GetBroadcastCapability(scenario.getBroadcast());
+ }
+
+ // At least one capability should be valid
+ if (unicast_encode_capability.codecType == CodecType::UNKNOWN &&
+ unicast_decode_capability.codecType == CodecType::UNKNOWN &&
+ broadcast_capability.codecType == CodecType::UNKNOWN) {
+ LOG(ERROR) << __func__ << ": None of the capability is valid.";
+ continue;
+ }
+
le_audio_codec_capabilities.push_back(
{.unicastEncodeCapability = unicast_encode_capability,
.unicastDecodeCapability = unicast_decode_capability,
@@ -252,6 +260,54 @@
return {.codecType = CodecType::UNKNOWN};
}
+BroadcastCapability BluetoothLeAudioCodecsProvider::GetBroadcastCapability(
+ const std::string& coding_direction) {
+ if (coding_direction == "invalid") {
+ return {.codecType = CodecType::UNKNOWN};
+ }
+
+ auto configuration_iter = configuration_map_.find(coding_direction);
+ if (configuration_iter == configuration_map_.end()) {
+ return {.codecType = CodecType::UNKNOWN};
+ }
+
+ auto codec_configuration_iter = codec_configuration_map_.find(
+ configuration_iter->second.getCodecConfiguration());
+ if (codec_configuration_iter == codec_configuration_map_.end()) {
+ return {.codecType = CodecType::UNKNOWN};
+ }
+
+ auto strategy_configuration_iter = strategy_configuration_map_.find(
+ configuration_iter->second.getStrategyConfiguration());
+ if (strategy_configuration_iter == strategy_configuration_map_.end()) {
+ return {.codecType = CodecType::UNKNOWN};
+ }
+
+ CodecType codec_type =
+ GetCodecType(codec_configuration_iter->second.getCodec());
+ std::vector<std::optional<Lc3Capabilities>> bcastLc3Cap(
+ 1, std::optional(ComposeLc3Capability(codec_configuration_iter->second)));
+
+ if (codec_type == CodecType::LC3) {
+ return ComposeBroadcastCapability(
+ codec_type,
+ GetAudioLocation(
+ strategy_configuration_iter->second.getAudioLocation()),
+ strategy_configuration_iter->second.getChannelCount(), bcastLc3Cap);
+ }
+ return {.codecType = CodecType::UNKNOWN};
+}
+
+template <class T>
+BroadcastCapability BluetoothLeAudioCodecsProvider::ComposeBroadcastCapability(
+ const CodecType& codec_type, const AudioLocation& audio_location,
+ const uint8_t& channel_count, const std::vector<T>& capability) {
+ return {.codecType = codec_type,
+ .supportedChannel = audio_location,
+ .channelCountPerStream = channel_count,
+ .leAudioCodecCapabilities = std::optional(capability)};
+}
+
template <class T>
UnicastCapability BluetoothLeAudioCodecsProvider::ComposeUnicastCapability(
const CodecType& codec_type, const AudioLocation& audio_location,
@@ -322,6 +378,10 @@
// 1. two connected device, one for L one for R
// 2. one connected device for both L and R
return true;
+ } else if (strategy_configuration.getConnectedDevice() == 0 &&
+ strategy_configuration.getChannelCount() == 2) {
+ // Broadcast
+ return true;
}
} else if (strategy_configuration.getAudioLocation() ==
setting::AudioLocation::MONO) {
diff --git a/bluetooth/audio/utils/aidl_session/BluetoothLeAudioCodecsProvider.h b/bluetooth/audio/utils/aidl_session/BluetoothLeAudioCodecsProvider.h
index e879984..06e4595 100644
--- a/bluetooth/audio/utils/aidl_session/BluetoothLeAudioCodecsProvider.h
+++ b/bluetooth/audio/utils/aidl_session/BluetoothLeAudioCodecsProvider.h
@@ -20,6 +20,7 @@
#include <android-base/logging.h>
#include <unordered_map>
+#include <vector>
#include "aidl_android_hardware_bluetooth_audio_setting.h"
@@ -66,12 +67,20 @@
static UnicastCapability GetUnicastCapability(
const std::string& coding_direction);
+ static BroadcastCapability GetBroadcastCapability(
+ const std::string& coding_direction);
+
template <class T>
static inline UnicastCapability ComposeUnicastCapability(
const CodecType& codec_type, const AudioLocation& audio_location,
const uint8_t& device_cnt, const uint8_t& channel_count,
const T& capability);
+ template <class T>
+ static inline BroadcastCapability ComposeBroadcastCapability(
+ const CodecType& codec_type, const AudioLocation& audio_location,
+ const uint8_t& channel_count, const std::vector<T>& capability);
+
static inline Lc3Capabilities ComposeLc3Capability(
const setting::CodecConfiguration& codec_configuration);
diff --git a/bluetooth/audio/utils/aidl_session/BluetoothLeAudioCodecsProviderTest.cpp b/bluetooth/audio/utils/aidl_session/BluetoothLeAudioCodecsProviderTest.cpp
index 5393cd7..dba2749 100644
--- a/bluetooth/audio/utils/aidl_session/BluetoothLeAudioCodecsProviderTest.cpp
+++ b/bluetooth/audio/utils/aidl_session/BluetoothLeAudioCodecsProviderTest.cpp
@@ -46,7 +46,11 @@
// Define valid components for each list
// Scenario
static const Scenario kValidScenario(std::make_optional("OneChanStereo_16_1"),
- std::make_optional("OneChanStereo_16_1"));
+ std::make_optional("OneChanStereo_16_1"),
+ std::nullopt);
+static const Scenario kValidBroadcastScenario(
+ std::nullopt, std::nullopt, std::make_optional("BcastStereo_16_2"));
+
// Configuration
static const Configuration kValidConfigOneChanStereo_16_1(
std::make_optional("OneChanStereo_16_1"), std::make_optional("LC3_16k_1"),
@@ -69,11 +73,15 @@
std::make_optional("MONO_ONE_CIS_PER_DEVICE"),
std::make_optional(AudioLocation::MONO), std::make_optional(1),
std::make_optional(1));
+static const StrategyConfiguration kValidStrategyBroadcastStereo(
+ std::make_optional("BROADCAST_STEREO"),
+ std::make_optional(AudioLocation::STEREO), std::make_optional(0),
+ std::make_optional(2));
// Define valid test list built from above valid components
// Scenario, Configuration, CodecConfiguration, StrategyConfiguration
-static const std::vector<ScenarioList> kValidScenarioList = {
- ScenarioList(std::vector<Scenario>{kValidScenario})};
+static const std::vector<ScenarioList> kValidScenarioList = {ScenarioList(
+ std::vector<Scenario>{kValidScenario, kValidBroadcastScenario})};
static const std::vector<ConfigurationList> kValidConfigurationList = {
ConfigurationList(
std::vector<Configuration>{kValidConfigOneChanStereo_16_1})};
@@ -84,7 +92,7 @@
kValidStrategyConfigurationList = {
StrategyConfigurationList(std::vector<StrategyConfiguration>{
kValidStrategyStereoOneCis, kValidStrategyStereoTwoCis,
- kValidStrategyMonoOneCis})};
+ kValidStrategyMonoOneCis, kValidStrategyBroadcastStereo})};
class BluetoothLeAudioCodecsProviderTest
: public ::testing::TestWithParam<OffloadSetting> {
@@ -151,13 +159,15 @@
static std::vector<ScenarioList> CreateInvalidScenarios() {
std::vector<ScenarioList> invalid_scenario_test_cases;
invalid_scenario_test_cases.push_back(ScenarioList(std::vector<Scenario>{
- Scenario(std::nullopt, std::make_optional("OneChanStereo_16_1"))}));
-
- invalid_scenario_test_cases.push_back(ScenarioList(std::vector<Scenario>{
- Scenario(std::make_optional("OneChanStereo_16_1"), std::nullopt)}));
+ Scenario(std::nullopt, std::make_optional("OneChanStereo_16_1"),
+ std::nullopt)}));
invalid_scenario_test_cases.push_back(ScenarioList(
- std::vector<Scenario>{Scenario(std::nullopt, std::nullopt)}));
+ std::vector<Scenario>{Scenario(std::make_optional("OneChanStereo_16_1"),
+ std::nullopt, std::nullopt)}));
+
+ invalid_scenario_test_cases.push_back(ScenarioList(std::vector<Scenario>{
+ Scenario(std::nullopt, std::nullopt, std::nullopt)}));
invalid_scenario_test_cases.push_back(
ScenarioList(std::vector<Scenario>{}));