Merge changes Iefd406fc,I0f6cfbda into main (d6c8a4b3) · Commits · e / os / android_hardware_interfaces

bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.cpp

+182 −112

Original line number	Diff line number	Diff line
		@@ -121,6 +121,40 @@ bool LeAudioOffloadAudioProvider::isValid(const SessionType& sessionType) {
		return (sessionType == session_type_);
		}

		std::string getSettingOutputString(
		IBluetoothAudioProvider::LeAudioAseConfigurationSetting& setting) {
		std::stringstream ss;
		std::string name = "";
		if (!setting.sinkAseConfiguration.has_value() &&
		!setting.sourceAseConfiguration.has_value())
		return "";
		std::vector<
		std::optional<LeAudioAseConfigurationSetting::AseDirectionConfiguration>>*
		directionAseConfiguration;
		if (setting.sinkAseConfiguration.has_value() &&
		!setting.sinkAseConfiguration.value().empty())
		directionAseConfiguration = &setting.sinkAseConfiguration.value();
		else
		directionAseConfiguration = &setting.sourceAseConfiguration.value();
		for (auto& aseConfiguration : *directionAseConfiguration) {
		if (aseConfiguration.has_value() &&
		aseConfiguration.value().aseConfiguration.metadata.has_value()) {
		for (auto& meta :
		aseConfiguration.value().aseConfiguration.metadata.value()) {
		if (meta.has_value() &&
		meta.value().getTag() == MetadataLtv::vendorSpecific) {
		auto k = meta.value().get<MetadataLtv::vendorSpecific>().opaqueValue;
		name = std::string(k.begin(), k.end());
		break;
		}
		}
		}
		}

		ss << "setting name: " << name << ", setting: " << setting.toString();
		return ss.str();
		}

		ndk::ScopedAStatus LeAudioOffloadAudioProvider::startSession(
		const std::shared_ptr<IBluetoothAudioPort>& host_if,
		const AudioConfiguration& audio_config,
		@@ -218,15 +252,24 @@ bool LeAudioOffloadAudioProvider::isMatchedFrameDuration(
		return false;
		}

		int getCountFromBitmask(int bitmask) {
		return std::bitset<32>(bitmask).count();
		}

		bool LeAudioOffloadAudioProvider::isMatchedAudioChannel(
		CodecSpecificConfigurationLtv::AudioChannelAllocation&
		/cfg_channel/,
		CodecSpecificConfigurationLtv::AudioChannelAllocation& cfg_channel,
		CodecSpecificCapabilitiesLtv::SupportedAudioChannelCounts&
		/capability_channel/) {
		// Simply ignore.
		// Later can use additional capabilities to match requirement.
		bool isMatched = true;
		return isMatched;
		capability_channel) {
		int count = getCountFromBitmask(cfg_channel.bitmask);
		if (count == 1 &&
		!(capability_channel.bitmask &
		CodecSpecificCapabilitiesLtv::SupportedAudioChannelCounts::ONE))
		return false;
		if (count == 2 &&
		!(capability_channel.bitmask &
		CodecSpecificCapabilitiesLtv::SupportedAudioChannelCounts::TWO))
		return false;
		return true;
		}

		bool LeAudioOffloadAudioProvider::isMatchedCodecFramesPerSDU(
		@@ -322,12 +365,6 @@ bool LeAudioOffloadAudioProvider::isCapabilitiesMatchedCodecConfiguration(
		return true;
		}

		bool isMonoConfig(
		CodecSpecificConfigurationLtv::AudioChannelAllocation allocation) {
		auto channel_count = std::bitset<32>(allocation.bitmask);
		return (channel_count.count() <= 1);
		}

		bool LeAudioOffloadAudioProvider::filterMatchedAseConfiguration(
		LeAudioAseConfiguration& setting_cfg,
		const LeAudioAseConfiguration& requirement_cfg) {
		@@ -337,9 +374,6 @@ bool LeAudioOffloadAudioProvider::filterMatchedAseConfiguration(
		if (!setting_cfg.codecId.has_value()) return false;
		if (!isMatchedValidCodec(setting_cfg.codecId.value(),
		requirement_cfg.codecId.value())) {
		LOG(WARNING) << __func__ << ": Doesn't match valid codec, cfg = "
		<< setting_cfg.codecId.value().toString()
		<< ", req = " << requirement_cfg.codecId.value().toString();
		return false;
		}
		}
		@@ -347,9 +381,6 @@ bool LeAudioOffloadAudioProvider::filterMatchedAseConfiguration(
		if (requirement_cfg.targetLatency !=
		LeAudioAseConfiguration::TargetLatency::UNDEFINED &&
		setting_cfg.targetLatency != requirement_cfg.targetLatency) {
		LOG(WARNING) << __func__ << ": Doesn't match target latency, cfg = "
		<< int(setting_cfg.targetLatency)
		<< ", req = " << int(requirement_cfg.targetLatency);
		return false;
		}
		// Ignore PHY requirement
		@@ -365,8 +396,6 @@ bool LeAudioOffloadAudioProvider::filterMatchedAseConfiguration(
		auto cfg = cfg_tag_map.find(requirement_cfg.getTag());
		// Config not found for this requirement, cannot match
		if (cfg == cfg_tag_map.end()) {
		LOG(WARNING) << __func__ << ": Config not found for the requirement "
		<< requirement_cfg.toString();
		return false;
		}

		@@ -377,10 +406,6 @@ bool LeAudioOffloadAudioProvider::filterMatchedAseConfiguration(
		continue;

		if (cfg->second != requirement_cfg) {
		LOG(WARNING) << __func__
		<< ": Config doesn't match the requirement, cfg = "
		<< cfg->second.toString()
		<< ", req = " << requirement_cfg.toString();
		return false;
		}
		}
		@@ -437,10 +462,6 @@ int getLeAudioAseConfigurationAllocationBitmask(LeAudioAseConfiguration cfg) {
		return 0;
		}

		int getCountFromBitmask(int bitmask) {
		return std::bitset<32>(bitmask).count();
		}

		std::optional<AseDirectionConfiguration> findValidMonoConfig(
		std::vector<AseDirectionConfiguration>& valid_direction_configurations,
		int bitmask) {
		@@ -505,14 +526,13 @@ std::vector<AseDirectionConfiguration> getValidConfigurationsFromAllocation(
		return {};
		}

		// Check and filter each index to see if it's a match.
		void LeAudioOffloadAudioProvider::filterRequirementAseDirectionConfiguration(
		std::optional<std::vector<std::optional<AseDirectionConfiguration>>>&
		direction_configurations,
		const std::vector<std::optional<AseDirectionRequirement>>& requirements,
		std::optional<std::vector<std::optional<AseDirectionConfiguration>>>&
		valid_direction_configurations,
		bool is_exact) {
		// For every requirement, find the matched ase configuration
		valid_direction_configurations) {
		if (!direction_configurations.has_value()) return;

		if (!valid_direction_configurations.has_value()) {
		@@ -520,38 +540,55 @@ void LeAudioOffloadAudioProvider::filterRequirementAseDirectionConfiguration(
		std::vector<std::optional<AseDirectionConfiguration>>();
		}

		for (auto& requirement : requirements) {
		if (!requirement.has_value()) continue;
		// Exact matching process
		// Need to respect the number of device
		for (int i = 0; i < requirements.size(); ++i) {
		auto requirement = requirements[i];
		auto direction_configuration = direction_configurations.value()[i];
		if (!direction_configuration.has_value()) {
		valid_direction_configurations = std::nullopt;
		return;
		}
		auto cfg = direction_configuration.value();
		if (!filterMatchedAseConfiguration(cfg.aseConfiguration,
		requirement.value().aseConfiguration)) {
		valid_direction_configurations = std::nullopt;
		return; // No way to match
		}
		// For exact match, we require this direction to have the same allocation.
		// If stereo, need stereo.
		// If mono, need mono (modified to the correct required allocation)
		auto req_allocation_bitmask = getLeAudioAseConfigurationAllocationBitmask(
		requirement.value().aseConfiguration);
		auto req_channel_count = getCountFromBitmask(req_allocation_bitmask);

		auto temp = std::vector<AseDirectionConfiguration>();

		for (auto direction_configuration : direction_configurations.value()) {
		if (!direction_configuration.has_value()) continue;
		if (!filterMatchedAseConfiguration(
		direction_configuration.value().aseConfiguration,
		requirement.value().aseConfiguration))
		continue;
		// Valid if match any requirement.
		temp.push_back(direction_configuration.value());
		int req_channel_count = getCountFromBitmask(req_allocation_bitmask);
		int cfg_bitmask =
		getLeAudioAseConfigurationAllocationBitmask(cfg.aseConfiguration);
		int cfg_channel_count = getCountFromBitmask(cfg_bitmask);
		if (req_channel_count <= 1) {
		// MONO case, is a match if also mono, modify to the same allocation
		if (cfg_channel_count > 1) {
		valid_direction_configurations = std::nullopt;
		return; // Not a match
		}
		// Modify the bitmask to be the same as the requirement
		for (auto& codec_cfg : cfg.aseConfiguration.codecConfiguration) {
		if (codec_cfg.getTag() ==
		CodecSpecificConfigurationLtv::Tag::audioChannelAllocation) {
		codec_cfg
		.get<CodecSpecificConfigurationLtv::Tag::audioChannelAllocation>()
		.bitmask = req_allocation_bitmask;
		break;
		}

		// Get the best matching config based on channel allocation
		auto total_cfg_channel_count = 0;
		auto req_valid_configs = getValidConfigurationsFromAllocation(
		req_allocation_bitmask, temp, is_exact);
		// Count and check required channel counts
		for (auto& cfg : req_valid_configs) {
		total_cfg_channel_count += getCountFromBitmask(
		getLeAudioAseConfigurationAllocationBitmask(cfg.aseConfiguration));
		valid_direction_configurations.value().push_back(cfg);
		}
		if (total_cfg_channel_count != req_channel_count) {
		} else {
		// STEREO case, is a match if same allocation
		if (req_allocation_bitmask != cfg_bitmask) {
		valid_direction_configurations = std::nullopt;
		return;
		return; // Not a match
		}
		}
		// Push to list if valid
		valid_direction_configurations.value().push_back(cfg);
		}
		}

		@@ -612,8 +649,8 @@ LeAudioOffloadAudioProvider::getCapabilitiesMatchedAseConfigurationSettings(
		std::optional<LeAudioAseConfigurationSetting>
		LeAudioOffloadAudioProvider::getRequirementMatchedAseConfigurationSettings(
		IBluetoothAudioProvider::LeAudioAseConfigurationSetting& setting,
		const IBluetoothAudioProvider::LeAudioConfigurationRequirement& requirement,
		bool is_exact) {
		const IBluetoothAudioProvider::LeAudioConfigurationRequirement&
		requirement) {
		// Try to match context in metadata.
		if ((setting.audioContext.bitmask & requirement.audioContext.bitmask) !=
		requirement.audioContext.bitmask)
		@@ -629,10 +666,29 @@ LeAudioOffloadAudioProvider::getRequirementMatchedAseConfigurationSettings(
		.flags = setting.flags,
		};

		// The number of AseDirectionRequirement in the requirement
		// is the number of device.

		// The exact matching process is as follow:
		// 1. Setting direction has the same number of cfg (ignore when null require)
		// 2. For each index, it's a 1-1 filter / mapping.

		if (requirement.sinkAseRequirement.has_value() &&
		requirement.sinkAseRequirement.value().size() !=
		setting.sinkAseConfiguration.value().size()) {
		return std::nullopt;
		}

		if (requirement.sourceAseRequirement.has_value() &&
		requirement.sourceAseRequirement.value().size() !=
		setting.sourceAseConfiguration.value().size()) {
		return std::nullopt;
		}

		if (requirement.sinkAseRequirement.has_value()) {
		filterRequirementAseDirectionConfiguration(
		setting.sinkAseConfiguration, requirement.sinkAseRequirement.value(),
		filtered_setting.sinkAseConfiguration, is_exact);
		filtered_setting.sinkAseConfiguration);
		if (!filtered_setting.sinkAseConfiguration.has_value()) {
		return std::nullopt;
		}
		@@ -642,7 +698,7 @@ LeAudioOffloadAudioProvider::getRequirementMatchedAseConfigurationSettings(
		filterRequirementAseDirectionConfiguration(
		setting.sourceAseConfiguration,
		requirement.sourceAseRequirement.value(),
		filtered_setting.sourceAseConfiguration, is_exact);
		filtered_setting.sourceAseConfiguration);
		if (!filtered_setting.sourceAseConfiguration.has_value()) {
		return std::nullopt;
		}
		@@ -656,8 +712,7 @@ LeAudioOffloadAudioProvider::matchWithRequirement(
		std::vector<IBluetoothAudioProvider::LeAudioAseConfigurationSetting>&
		matched_ase_configuration_settings,
		const std::vector<IBluetoothAudioProvider::LeAudioConfigurationRequirement>&
		in_requirements,
		bool is_exact) {
		in_requirements) {
		// Each requirement will match with a valid setting
		std::vector<IBluetoothAudioProvider::LeAudioAseConfigurationSetting> result;
		for (auto& requirement : in_requirements) {
		@@ -667,12 +722,12 @@ LeAudioOffloadAudioProvider::matchWithRequirement(

		for (auto& setting : matched_ase_configuration_settings) {
		auto filtered_ase_configuration_setting =
		getRequirementMatchedAseConfigurationSettings(setting, requirement,
		is_exact);
		getRequirementMatchedAseConfigurationSettings(setting, requirement);
		if (filtered_ase_configuration_setting.has_value()) {
		result.push_back(filtered_ase_configuration_setting.value());
		LOG(INFO) << __func__ << ": Result = "
		<< filtered_ase_configuration_setting.value().toString();
		LOG(INFO) << __func__ << ": Result found: "
		<< getSettingOutputString(
		filtered_ase_configuration_setting.value());
		// Found a matched setting, ignore other settings
		is_matched = true;
		break;
		@@ -690,8 +745,8 @@ LeAudioOffloadAudioProvider::matchWithRequirement(
		}

		// For each requirement, a valid ASE configuration will satify:
		// - matched with any sink capability (if presented)
		// - OR matched with any source capability (if presented)
		// - matched with the sink capability (if presented)
		// - AND matched with the source capability (if presented)
		// - and the setting need to pass the requirement
		ndk::ScopedAStatus LeAudioOffloadAudioProvider::getLeAudioAseConfiguration(
		const std::optional<std::vector<
		@@ -719,49 +774,55 @@ ndk::ScopedAStatus LeAudioOffloadAudioProvider::getLeAudioAseConfiguration(
		// -> preferred list will have settings with MEDIA context
		// -> non-preferred list will have settings with any context
		// We want to match requirement with preferred context settings first
		std::vector<IBluetoothAudioProvider::LeAudioAseConfigurationSetting>
		sink_matched_ase_configuration_settings;
		std::vector<IBluetoothAudioProvider::LeAudioAseConfigurationSetting>
		matched_ase_configuration_settings;
		// Matched ASE configuration with non-preferred audio context
		std::vector<IBluetoothAudioProvider::LeAudioAseConfigurationSetting>
		sink_non_prefer_matched_ase_configuration_settings;
		std::vector<IBluetoothAudioProvider::LeAudioAseConfigurationSetting>
		non_prefer_matched_ase_configuration_settings;

		if (in_remoteSinkAudioCapabilities.has_value())
		// Matching each setting with any remote capabilities
		// A setting must match both source and sink.
		// First filter all setting matched with sink capability
		if (in_remoteSinkAudioCapabilities.has_value()) {
		for (auto& setting : ase_configuration_settings)
		for (auto& capability : in_remoteSinkAudioCapabilities.value()) {
		if (!capability.has_value()) continue;
		// LOG(DEBUG) << __func__ << ": " << capability.value().toString();
		auto filtered_ase_configuration_setting =
		getCapabilitiesMatchedAseConfigurationSettings(
		setting, capability.value(), kLeAudioDirectionSink);
		if (filtered_ase_configuration_setting.has_value()) {
		// Push to non-prefer first for the broadest matching possible
		non_prefer_matched_ase_configuration_settings.push_back(
		sink_non_prefer_matched_ase_configuration_settings.push_back(
		filtered_ase_configuration_setting.value());
		// Try to filter out prefer context to another vector.
		if (filterCapabilitiesMatchedContext(
		filtered_ase_configuration_setting.value().audioContext,
		capability.value())) {
		matched_ase_configuration_settings.push_back(
		sink_matched_ase_configuration_settings.push_back(
		filtered_ase_configuration_setting.value());
		}
		}
		}
		} else {
		sink_matched_ase_configuration_settings = ase_configuration_settings;
		sink_non_prefer_matched_ase_configuration_settings =
		ase_configuration_settings;
		}

		// Combine filter every source capability
		if (in_remoteSourceAudioCapabilities.has_value())
		// Matching each setting with any remote capabilities
		for (auto& setting : ase_configuration_settings)
		if (in_remoteSourceAudioCapabilities.has_value()) {
		// Prefer context
		for (auto& setting : sink_matched_ase_configuration_settings)
		for (auto& capability : in_remoteSourceAudioCapabilities.value()) {
		if (!capability.has_value()) continue;
		auto filtered_ase_configuration_setting =
		getCapabilitiesMatchedAseConfigurationSettings(
		setting, capability.value(), kLeAudioDirectionSource);
		if (filtered_ase_configuration_setting.has_value()) {
		// Put into the same list
		// possibly duplicated, filtered by requirement later
		// Push to non-prefer first for the broadest matching possible
		non_prefer_matched_ase_configuration_settings.push_back(
		filtered_ase_configuration_setting.value());
		// Try to filter out prefer context to another vector.
		if (filterCapabilitiesMatchedContext(
		filtered_ase_configuration_setting.value().audioContext,
		@@ -772,43 +833,52 @@ ndk::ScopedAStatus LeAudioOffloadAudioProvider::getLeAudioAseConfiguration(
		}
		}

		// Non prefer context
		for (auto& setting : sink_non_prefer_matched_ase_configuration_settings)
		for (auto& capability : in_remoteSourceAudioCapabilities.value()) {
		if (!capability.has_value()) continue;
		auto filtered_ase_configuration_setting =
		getCapabilitiesMatchedAseConfigurationSettings(
		setting, capability.value(), kLeAudioDirectionSource);
		if (filtered_ase_configuration_setting.has_value()) {
		// Push to non-prefer first for the broadest matching possible
		non_prefer_matched_ase_configuration_settings.push_back(
		filtered_ase_configuration_setting.value());
		}
		}
		} else {
		matched_ase_configuration_settings =
		sink_matched_ase_configuration_settings;
		non_prefer_matched_ase_configuration_settings =
		sink_non_prefer_matched_ase_configuration_settings;
		}

		// Matching priority list:
		// Preferred context - exact match with allocation
		// Any context - exact match with allocation
		// Preferred context - loose match with allocation
		// Any context - loose match with allocation

		// A loose match will attempt to return 2 settings with the
		// combined allocation bitmask equal the required allocation.
		// For example, we can return 2 link (left link and right link) when
		// the requirement required 1 (left + right) link.
		auto result = matchWithRequirement(matched_ase_configuration_settings,
		in_requirements, true);
		if (result.empty()) {
		LOG(WARNING)
		<< __func__
		<< ": Cannot match with preferred context settings - exact match";
		result = matchWithRequirement(non_prefer_matched_ase_configuration_settings,
		in_requirements, true);

		LOG(DEBUG) << __func__ << ": Called with requirement: ";
		for (auto& requirement : in_requirements) {
		LOG(DEBUG) << __func__ << " requirement: " << requirement.toString();
		}
		if (result.empty()) {
		LOG(WARNING)
		<< __func__
		<< ": Cannot match with non-preferred context settings - exact match";
		result = matchWithRequirement(matched_ase_configuration_settings,
		in_requirements, false);

		LOG(DEBUG) << __func__ << ": List of settings with the same context:";
		for (auto& setting : matched_ase_configuration_settings) {
		LOG(DEBUG) << __func__ << ": " << getSettingOutputString(setting);
		}

		auto result =
		matchWithRequirement(matched_ase_configuration_settings, in_requirements);
		if (result.empty()) {
		LOG(WARNING) << __func__
		<< ": Cannot match with preferred context settings - "
		"non-exact match";
		<< ": Cannot match with preferred context settings";
		result = matchWithRequirement(non_prefer_matched_ase_configuration_settings,
		in_requirements, false);
		in_requirements);
		}
		if (result.empty())
		if (result.empty()) {
		LOG(ERROR) << __func__
		<< ": Cannot match with non preferred context settings - "
		"non-exact match";
		<< ": Cannot match with non-preferred context settings";
		}
		*_aidl_return = result;
		return ndk::ScopedAStatus::ok();
		};

bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.h

+3 −6

Original line number	Diff line number	Diff line
		@@ -139,8 +139,7 @@ class LeAudioOffloadAudioProvider : public BluetoothAudioProvider {
		direction_configurations,
		const std::vector<std::optional<AseDirectionRequirement>>& requirements,
		std::optional<std::vector<std::optional<AseDirectionConfiguration>>>&
		valid_direction_configurations,
		bool is_exact);
		valid_direction_configurations);
		std::optional<LeAudioAseConfigurationSetting>
		getCapabilitiesMatchedAseConfigurationSettings(
		IBluetoothAudioProvider::LeAudioAseConfigurationSetting& setting,
		@@ -150,8 +149,7 @@ class LeAudioOffloadAudioProvider : public BluetoothAudioProvider {
		getRequirementMatchedAseConfigurationSettings(
		IBluetoothAudioProvider::LeAudioAseConfigurationSetting& setting,
		const IBluetoothAudioProvider::LeAudioConfigurationRequirement&
		requirement,
		bool is_exact);
		requirement);
		bool isMatchedQosRequirement(LeAudioAseQosConfiguration setting_qos,
		AseQosDirectionRequirement requirement_qos);
		std::optional<LeAudioBroadcastConfigurationSetting>
		@@ -175,8 +173,7 @@ class LeAudioOffloadAudioProvider : public BluetoothAudioProvider {
		matched_ase_configuration_settings,
		const std::vector<
		IBluetoothAudioProvider::LeAudioConfigurationRequirement>&
		in_requirements,
		bool is_exact);
		in_requirements);
		};

		class LeAudioOffloadOutputAudioProvider : public LeAudioOffloadAudioProvider {

bluetooth/audio/utils/Android.bp

+6 −6

Original line number	Diff line number	Diff line
		@@ -81,9 +81,9 @@ cc_library_shared {
		],
		required: [
		"aidl_audio_set_configurations_bfbs",
		"aidl_audio_set_configurations_json",
		"aidl_default_audio_set_configurations_json",
		"aidl_audio_set_scenarios_bfbs",
		"aidl_audio_set_scenarios_json",
		"aidl_default_audio_set_scenarios_json",
		"hfp_codec_capabilities_xml",
		],
		}
		@@ -215,9 +215,9 @@ prebuilt_etc {
		}

		prebuilt_etc {
		name: "aidl_audio_set_scenarios_json",
		name: "aidl_default_audio_set_scenarios_json",
		src: "le_audio_configuration_set/audio_set_scenarios.json",
		filename: "aidl_audio_set_scenarios.json",
		filename: "aidl_default_audio_set_scenarios.json",
		sub_dir: "aidl/le_audio",
		vendor: true,
		}
		@@ -239,9 +239,9 @@ prebuilt_etc {
		}

		prebuilt_etc {
		name: "aidl_audio_set_configurations_json",
		name: "aidl_default_audio_set_configurations_json",
		src: "le_audio_configuration_set/audio_set_configurations.json",
		filename: "aidl_audio_set_configurations.json",
		filename: "aidl_default_audio_set_configurations.json",
		sub_dir: "aidl/le_audio",
		vendor: true,
		}

bluetooth/audio/utils/aidl_session/BluetoothLeAudioAseConfigurationSettingProvider.cpp

+73 −29

File changed.

Preview size limit exceeded, changes collapsed.

bluetooth/audio/utils/aidl_session/BluetoothLeAudioAseConfigurationSettingProvider.h

+5 −2

Original line number	Diff line number	Diff line
		@@ -73,19 +73,22 @@ class AudioSetConfigurationProviderJson {
		flat_codec_specific_params);

		static void populateAseConfiguration(
		LeAudioAseConfiguration& ase,
		const std::string& name, LeAudioAseConfiguration& ase,
		const le_audio::AudioSetSubConfiguration* flat_subconfig,
		const le_audio::QosConfiguration* qos_cfg);

		static void populateAseQosConfiguration(
		LeAudioAseQosConfiguration& qos,
		const le_audio::QosConfiguration* qos_cfg, LeAudioAseConfiguration& ase);
		const le_audio::QosConfiguration* qos_cfg, LeAudioAseConfiguration& ase,
		uint8_t ase_channel_cnt);

		static AseDirectionConfiguration SetConfigurationFromFlatSubconfig(
		const std::string& name,
		const le_audio::AudioSetSubConfiguration* flat_subconfig,
		const le_audio::QosConfiguration* qos_cfg, CodecLocation location);

		static void processSubconfig(
		const std::string& name,
		const le_audio::AudioSetSubConfiguration* subconfig,
		const le_audio::QosConfiguration* qos_cfg,
		std::vector<std::optional<AseDirectionConfiguration>>&