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@@ -30,6 +30,8 @@ namespace audio {
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constexpr uint8_t kLeAudioDirectionSink = 0x01;
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constexpr uint8_t kLeAudioDirectionSource = 0x02;
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constexpr uint8_t kIsoDataPathHci = 0x00;
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constexpr uint8_t kIsoDataPathPlatformDefault = 0x01;
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const std::map<CodecSpecificConfigurationLtv::SamplingFrequency, uint32_t>
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freq_to_support_bitmask_map = {
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@@ -85,6 +87,7 @@ const std::map<CodecSpecificConfigurationLtv::FrameDuration, uint32_t>
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std::map<int32_t, CodecSpecificConfigurationLtv::SamplingFrequency>
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sampling_freq_map = {
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{16000, CodecSpecificConfigurationLtv::SamplingFrequency::HZ16000},
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{24000, CodecSpecificConfigurationLtv::SamplingFrequency::HZ24000},
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{48000, CodecSpecificConfigurationLtv::SamplingFrequency::HZ48000},
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{96000, CodecSpecificConfigurationLtv::SamplingFrequency::HZ96000},
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};
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@@ -175,12 +178,13 @@ bool LeAudioOffloadAudioProvider::filterCapabilitiesMatchedContext(
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if (!metadata.has_value()) continue;
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if (metadata.value().getTag() == MetadataLtv::Tag::preferredAudioContexts) {
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// Check all pref audio context to see if anything matched
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auto& context = metadata.value()
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.get<MetadataLtv::Tag::preferredAudioContexts>()
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.values;
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if (setting_context.bitmask & context.bitmask) {
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auto& prefer_context =
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metadata.value()
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.get<MetadataLtv::Tag::preferredAudioContexts>()
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.values;
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if (setting_context.bitmask & prefer_context.bitmask) {
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// New mask with matched capability
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setting_context.bitmask &= context.bitmask;
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setting_context.bitmask &= prefer_context.bitmask;
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return true;
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}
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}
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@@ -219,8 +223,9 @@ bool LeAudioOffloadAudioProvider::isMatchedAudioChannel(
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/*cfg_channel*/,
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CodecSpecificCapabilitiesLtv::SupportedAudioChannelCounts&
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/*capability_channel*/) {
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// Simply ignore.
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// Later can use additional capabilities to match requirement.
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bool isMatched = true;
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// TODO: how to match?
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return isMatched;
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}
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@@ -317,22 +322,34 @@ bool LeAudioOffloadAudioProvider::isCapabilitiesMatchedCodecConfiguration(
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return true;
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}
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bool LeAudioOffloadAudioProvider::isMatchedAseConfiguration(
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LeAudioAseConfiguration setting_cfg,
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LeAudioAseConfiguration requirement_cfg) {
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bool isMonoConfig(
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CodecSpecificConfigurationLtv::AudioChannelAllocation allocation) {
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auto channel_count = std::bitset<32>(allocation.bitmask);
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return (channel_count.count() <= 1);
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}
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bool LeAudioOffloadAudioProvider::filterMatchedAseConfiguration(
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LeAudioAseConfiguration& setting_cfg,
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const LeAudioAseConfiguration& requirement_cfg) {
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// Check matching for codec configuration <=> requirement ASE codec
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// Also match if no CodecId requirement
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if (requirement_cfg.codecId.has_value()) {
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if (!setting_cfg.codecId.has_value()) return false;
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if (!isMatchedValidCodec(setting_cfg.codecId.value(),
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requirement_cfg.codecId.value())) {
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LOG(WARNING) << __func__ << ": Doesn't match valid codec, cfg = "
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<< setting_cfg.codecId.value().toString()
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<< ", req = " << requirement_cfg.codecId.value().toString();
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return false;
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}
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}
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if (requirement_cfg.targetLatency ==
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LeAudioAseConfiguration::TargetLatency::UNDEFINED ||
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if (requirement_cfg.targetLatency !=
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LeAudioAseConfiguration::TargetLatency::UNDEFINED &&
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setting_cfg.targetLatency != requirement_cfg.targetLatency) {
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LOG(WARNING) << __func__ << ": Doesn't match target latency, cfg = "
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<< int(setting_cfg.targetLatency)
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<< ", req = " << int(requirement_cfg.targetLatency);
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return false;
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}
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// Ignore PHY requirement
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@@ -346,11 +363,24 @@ bool LeAudioOffloadAudioProvider::isMatchedAseConfiguration(
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for (auto requirement_cfg : requirement_cfg.codecConfiguration) {
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// Directly compare CodecSpecificConfigurationLtv
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auto cfg = cfg_tag_map.find(requirement_cfg.getTag());
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// Config not found for this requirement, cannot match
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if (cfg == cfg_tag_map.end()) {
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LOG(WARNING) << __func__ << ": Config not found for the requirement "
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<< requirement_cfg.toString();
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return false;
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}
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// Ignore matching for audio channel allocation
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// since the rule is complicated. Match outside instead
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if (requirement_cfg.getTag() ==
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CodecSpecificConfigurationLtv::Tag::audioChannelAllocation)
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continue;
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if (cfg->second != requirement_cfg) {
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LOG(WARNING) << __func__
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<< ": Config doesn't match the requirement, cfg = "
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<< cfg->second.toString()
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<< ", req = " << requirement_cfg.toString();
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return false;
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}
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}
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@@ -395,35 +425,133 @@ void LeAudioOffloadAudioProvider::filterCapabilitiesAseDirectionConfiguration(
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}
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}
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int getLeAudioAseConfigurationAllocationBitmask(LeAudioAseConfiguration cfg) {
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for (auto cfg_ltv : cfg.codecConfiguration) {
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if (cfg_ltv.getTag() ==
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CodecSpecificConfigurationLtv::Tag::audioChannelAllocation) {
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return cfg_ltv
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.get<CodecSpecificConfigurationLtv::Tag::audioChannelAllocation>()
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.bitmask;
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}
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}
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return 0;
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}
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int getCountFromBitmask(int bitmask) {
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return std::bitset<32>(bitmask).count();
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}
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std::optional<AseDirectionConfiguration> findValidMonoConfig(
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std::vector<AseDirectionConfiguration>& valid_direction_configurations,
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int bitmask) {
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for (auto& cfg : valid_direction_configurations) {
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int cfg_bitmask =
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getLeAudioAseConfigurationAllocationBitmask(cfg.aseConfiguration);
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if (getCountFromBitmask(cfg_bitmask) <= 1) {
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// Modify the bitmask to be the same as the requirement
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for (auto& codec_cfg : cfg.aseConfiguration.codecConfiguration) {
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if (codec_cfg.getTag() ==
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CodecSpecificConfigurationLtv::Tag::audioChannelAllocation) {
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codec_cfg
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.get<CodecSpecificConfigurationLtv::Tag::audioChannelAllocation>()
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.bitmask = bitmask;
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return cfg;
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}
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}
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}
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}
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return std::nullopt;
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}
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std::vector<AseDirectionConfiguration> getValidConfigurationsFromAllocation(
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int req_allocation_bitmask,
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std::vector<AseDirectionConfiguration>& valid_direction_configurations,
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bool is_exact) {
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// Prefer the same allocation_bitmask
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int channel_count = getCountFromBitmask(req_allocation_bitmask);
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if (is_exact) {
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for (auto& cfg : valid_direction_configurations) {
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int cfg_bitmask =
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getLeAudioAseConfigurationAllocationBitmask(cfg.aseConfiguration);
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if (cfg_bitmask == req_allocation_bitmask) {
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LOG(DEBUG)
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<< __func__
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<< ": Found an exact match for the requirement allocation of "
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<< cfg_bitmask;
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return {cfg};
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}
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}
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return {};
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}
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// Not using exact match strategy
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if (channel_count <= 1) {
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// Mono requirement matched if cfg is a mono config
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auto cfg = findValidMonoConfig(valid_direction_configurations,
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req_allocation_bitmask);
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if (cfg.has_value()) return {cfg.value()};
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} else {
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// Stereo requirement returns 2 mono configs
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// that has a combined bitmask equal to the stereo config
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std::vector<AseDirectionConfiguration> temp;
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for (int bit = 0; bit < 32; ++bit)
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if (req_allocation_bitmask & (1 << bit)) {
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auto cfg =
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findValidMonoConfig(valid_direction_configurations, (1 << bit));
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if (cfg.has_value()) temp.push_back(cfg.value());
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}
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if (temp.size() == channel_count) return temp;
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}
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return {};
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}
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void LeAudioOffloadAudioProvider::filterRequirementAseDirectionConfiguration(
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std::optional<std::vector<std::optional<AseDirectionConfiguration>>>&
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direction_configurations,
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const std::vector<std::optional<AseDirectionRequirement>>& requirements,
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std::optional<std::vector<std::optional<AseDirectionConfiguration>>>&
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valid_direction_configurations) {
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valid_direction_configurations,
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bool is_exact) {
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// For every requirement, find the matched ase configuration
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if (!direction_configurations.has_value()) return;
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if (!valid_direction_configurations.has_value()) {
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valid_direction_configurations =
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std::vector<std::optional<AseDirectionConfiguration>>();
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}
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// For every requirement, find the matched ase configuration
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if (!direction_configurations.has_value()) return;
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for (auto& requirement : requirements) {
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if (!requirement.has_value()) continue;
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auto req_allocation_bitmask = getLeAudioAseConfigurationAllocationBitmask(
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requirement.value().aseConfiguration);
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auto req_channel_count = getCountFromBitmask(req_allocation_bitmask);
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auto temp = std::vector<AseDirectionConfiguration>();
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for (auto direction_configuration : direction_configurations.value()) {
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if (!direction_configuration.has_value()) continue;
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if (!isMatchedAseConfiguration(
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if (!filterMatchedAseConfiguration(
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direction_configuration.value().aseConfiguration,
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requirement.value().aseConfiguration))
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continue;
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// Valid if match any requirement.
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valid_direction_configurations.value().push_back(direction_configuration);
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break;
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temp.push_back(direction_configuration.value());
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}
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// Get the best matching config based on channel allocation
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auto total_cfg_channel_count = 0;
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auto req_valid_configs = getValidConfigurationsFromAllocation(
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req_allocation_bitmask, temp, is_exact);
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// Count and check required channel counts
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for (auto& cfg : req_valid_configs) {
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total_cfg_channel_count += getCountFromBitmask(
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getLeAudioAseConfigurationAllocationBitmask(cfg.aseConfiguration));
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valid_direction_configurations.value().push_back(cfg);
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}
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if (total_cfg_channel_count != req_channel_count) {
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valid_direction_configurations = std::nullopt;
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return;
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}
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}
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// Ensure that each requirement will have one direction configurations
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if (valid_direction_configurations.value().empty() ||
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(valid_direction_configurations.value().size() != requirements.size())) {
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valid_direction_configurations = std::nullopt;
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}
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}
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@@ -444,10 +572,6 @@ LeAudioOffloadAudioProvider::getCapabilitiesMatchedAseConfigurationSettings(
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.flags = setting.flags,
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.packing = setting.packing,
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};
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// Try to match context in metadata.
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if (!filterCapabilitiesMatchedContext(filtered_setting.audioContext,
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capabilities))
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return std::nullopt;
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// Get a list of all matched AseDirectionConfiguration
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// for the input direction
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@@ -488,8 +612,8 @@ LeAudioOffloadAudioProvider::getCapabilitiesMatchedAseConfigurationSettings(
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std::optional<LeAudioAseConfigurationSetting>
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LeAudioOffloadAudioProvider::getRequirementMatchedAseConfigurationSettings(
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IBluetoothAudioProvider::LeAudioAseConfigurationSetting& setting,
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const IBluetoothAudioProvider::LeAudioConfigurationRequirement&
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requirement) {
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const IBluetoothAudioProvider::LeAudioConfigurationRequirement& requirement,
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bool is_exact) {
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// Try to match context in metadata.
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if ((setting.audioContext.bitmask & requirement.audioContext.bitmask) !=
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requirement.audioContext.bitmask)
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@@ -498,12 +622,6 @@ LeAudioOffloadAudioProvider::getRequirementMatchedAseConfigurationSettings(
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// Further filter setting's context
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setting.audioContext.bitmask &= requirement.audioContext.bitmask;
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// Check requirement for the correct direction
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const std::optional<std::vector<std::optional<AseDirectionRequirement>>>*
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direction_requirement;
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std::vector<std::optional<AseDirectionConfiguration>>*
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direction_configuration;
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// Create a new LeAudioAseConfigurationSetting to return
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LeAudioAseConfigurationSetting filtered_setting{
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.audioContext = setting.audioContext,
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@@ -514,22 +632,63 @@ LeAudioOffloadAudioProvider::getRequirementMatchedAseConfigurationSettings(
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if (requirement.sinkAseRequirement.has_value()) {
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filterRequirementAseDirectionConfiguration(
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setting.sinkAseConfiguration, requirement.sinkAseRequirement.value(),
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filtered_setting.sinkAseConfiguration);
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if (!filtered_setting.sinkAseConfiguration.has_value()) return std::nullopt;
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filtered_setting.sinkAseConfiguration, is_exact);
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if (!filtered_setting.sinkAseConfiguration.has_value()) {
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return std::nullopt;
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}
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}
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if (requirement.sourceAseRequirement.has_value()) {
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filterRequirementAseDirectionConfiguration(
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setting.sourceAseConfiguration,
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requirement.sourceAseRequirement.value(),
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filtered_setting.sourceAseConfiguration);
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|
|
|
|
if (!filtered_setting.sourceAseConfiguration.has_value())
|
|
|
|
|
filtered_setting.sourceAseConfiguration, is_exact);
|
|
|
|
|
if (!filtered_setting.sourceAseConfiguration.has_value()) {
|
|
|
|
|
return std::nullopt;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return filtered_setting;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
std::vector<IBluetoothAudioProvider::LeAudioAseConfigurationSetting>
|
|
|
|
|
LeAudioOffloadAudioProvider::matchWithRequirement(
|
|
|
|
|
std::vector<IBluetoothAudioProvider::LeAudioAseConfigurationSetting>&
|
|
|
|
|
matched_ase_configuration_settings,
|
|
|
|
|
const std::vector<IBluetoothAudioProvider::LeAudioConfigurationRequirement>&
|
|
|
|
|
in_requirements,
|
|
|
|
|
bool is_exact) {
|
|
|
|
|
// Each requirement will match with a valid setting
|
|
|
|
|
std::vector<IBluetoothAudioProvider::LeAudioAseConfigurationSetting> result;
|
|
|
|
|
for (auto& requirement : in_requirements) {
|
|
|
|
|
LOG(INFO) << __func__ << ": Trying to match for the requirement "
|
|
|
|
|
<< requirement.toString();
|
|
|
|
|
bool is_matched = false;
|
|
|
|
|
|
|
|
|
|
for (auto& setting : matched_ase_configuration_settings) {
|
|
|
|
|
auto filtered_ase_configuration_setting =
|
|
|
|
|
getRequirementMatchedAseConfigurationSettings(setting, requirement,
|
|
|
|
|
is_exact);
|
|
|
|
|
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();
|
|
|
|
|
// Found a matched setting, ignore other settings
|
|
|
|
|
is_matched = true;
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if (!is_matched) {
|
|
|
|
|
// If cannot satisfy this requirement, return an empty result
|
|
|
|
|
LOG(WARNING) << __func__ << ": Cannot match the requirement "
|
|
|
|
|
<< requirement.toString();
|
|
|
|
|
result.clear();
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return result;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// For each requirement, a valid ASE configuration will satify:
|
|
|
|
|
// - matched with any sink capability (if presented)
|
|
|
|
|
// - OR matched with any source capability (if presented)
|
|
|
|
|
@@ -555,31 +714,43 @@ ndk::ScopedAStatus LeAudioOffloadAudioProvider::getLeAudioAseConfiguration(
|
|
|
|
|
return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// Each setting consist of source and sink AseDirectionConfiguration vector
|
|
|
|
|
// Filter every sink capability
|
|
|
|
|
// Split out preferred and non-preferred settings based on context
|
|
|
|
|
// An example: preferred = MEDIA, available: MEDIA | CONVERSATION
|
|
|
|
|
// -> 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>
|
|
|
|
|
matched_ase_configuration_settings;
|
|
|
|
|
// Matched ASE configuration with non-preferred audio context
|
|
|
|
|
std::vector<IBluetoothAudioProvider::LeAudioAseConfigurationSetting>
|
|
|
|
|
non_prefer_matched_ase_configuration_settings;
|
|
|
|
|
|
|
|
|
|
if (in_remoteSinkAudioCapabilities.has_value()) {
|
|
|
|
|
if (in_remoteSinkAudioCapabilities.has_value())
|
|
|
|
|
// Matching each setting with any remote capabilities
|
|
|
|
|
for (auto& setting : ase_configuration_settings) {
|
|
|
|
|
for (auto& setting : ase_configuration_settings)
|
|
|
|
|
for (auto& capability : in_remoteSinkAudioCapabilities.value()) {
|
|
|
|
|
if (!capability.has_value()) continue;
|
|
|
|
|
auto filtered_ase_configuration_setting =
|
|
|
|
|
getCapabilitiesMatchedAseConfigurationSettings(
|
|
|
|
|
setting, capability.value(), kLeAudioDirectionSink);
|
|
|
|
|
if (filtered_ase_configuration_setting.has_value()) {
|
|
|
|
|
matched_ase_configuration_settings.push_back(
|
|
|
|
|
// 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,
|
|
|
|
|
capability.value())) {
|
|
|
|
|
matched_ase_configuration_settings.push_back(
|
|
|
|
|
filtered_ase_configuration_setting.value());
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// Combine filter every source capability
|
|
|
|
|
if (in_remoteSourceAudioCapabilities.has_value()) {
|
|
|
|
|
if (in_remoteSourceAudioCapabilities.has_value())
|
|
|
|
|
// Matching each setting with any remote capabilities
|
|
|
|
|
for (auto& setting : ase_configuration_settings) {
|
|
|
|
|
for (auto& setting : ase_configuration_settings)
|
|
|
|
|
for (auto& capability : in_remoteSourceAudioCapabilities.value()) {
|
|
|
|
|
if (!capability.has_value()) continue;
|
|
|
|
|
auto filtered_ase_configuration_setting =
|
|
|
|
|
@@ -588,45 +759,56 @@ ndk::ScopedAStatus LeAudioOffloadAudioProvider::getLeAudioAseConfiguration(
|
|
|
|
|
if (filtered_ase_configuration_setting.has_value()) {
|
|
|
|
|
// Put into the same list
|
|
|
|
|
// possibly duplicated, filtered by requirement later
|
|
|
|
|
matched_ase_configuration_settings.push_back(
|
|
|
|
|
// 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,
|
|
|
|
|
capability.value())) {
|
|
|
|
|
matched_ase_configuration_settings.push_back(
|
|
|
|
|
filtered_ase_configuration_setting.value());
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (matched_ase_configuration_settings.empty()) {
|
|
|
|
|
LOG(WARNING) << __func__ << ": No setting matched the capability";
|
|
|
|
|
return ndk::ScopedAStatus::ok();
|
|
|
|
|
}
|
|
|
|
|
// Each requirement will match with a valid setting
|
|
|
|
|
std::vector<IBluetoothAudioProvider::LeAudioAseConfigurationSetting> result;
|
|
|
|
|
for (auto& requirement : in_requirements) {
|
|
|
|
|
LOG(INFO) << __func__ << ": Trying to match for the requirement "
|
|
|
|
|
<< requirement.toString();
|
|
|
|
|
bool is_matched = false;
|
|
|
|
|
// 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
|
|
|
|
|
|
|
|
|
|
for (auto& setting : matched_ase_configuration_settings) {
|
|
|
|
|
auto filtered_ase_configuration_setting =
|
|
|
|
|
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();
|
|
|
|
|
// Found a matched setting, ignore other settings
|
|
|
|
|
is_matched = true;
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if (!is_matched) {
|
|
|
|
|
// If cannot satisfy this requirement, return an empty result
|
|
|
|
|
LOG(WARNING) << __func__ << ": Cannot match the requirement "
|
|
|
|
|
<< requirement.toString();
|
|
|
|
|
result.clear();
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
// 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);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (result.empty()) {
|
|
|
|
|
LOG(WARNING)
|
|
|
|
|
<< __func__
|
|
|
|
|
<< ": Cannot match with non-preferred context settings - exact match";
|
|
|
|
|
result = matchWithRequirement(matched_ase_configuration_settings,
|
|
|
|
|
in_requirements, false);
|
|
|
|
|
}
|
|
|
|
|
if (result.empty()) {
|
|
|
|
|
LOG(WARNING) << __func__
|
|
|
|
|
<< ": Cannot match with preferred context settings - "
|
|
|
|
|
"non-exact match";
|
|
|
|
|
result = matchWithRequirement(non_prefer_matched_ase_configuration_settings,
|
|
|
|
|
in_requirements, false);
|
|
|
|
|
}
|
|
|
|
|
if (result.empty())
|
|
|
|
|
LOG(ERROR) << __func__
|
|
|
|
|
<< ": Cannot match with non preferred context settings - "
|
|
|
|
|
"non-exact match";
|
|
|
|
|
*_aidl_return = result;
|
|
|
|
|
return ndk::ScopedAStatus::ok();
|
|
|
|
|
};
|
|
|
|
|
@@ -642,7 +824,6 @@ bool LeAudioOffloadAudioProvider::isMatchedQosRequirement(
|
|
|
|
|
requirement_qos.maxTransportLatencyMs) {
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
// Ignore other parameters, as they are not populated in the setting_qos
|
|
|
|
|
return true;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
@@ -658,7 +839,8 @@ LeAudioOffloadAudioProvider::getDirectionQosConfiguration(
|
|
|
|
|
uint8_t direction,
|
|
|
|
|
const IBluetoothAudioProvider::LeAudioAseQosConfigurationRequirement&
|
|
|
|
|
qosRequirement,
|
|
|
|
|
std::vector<LeAudioAseConfigurationSetting>& ase_configuration_settings) {
|
|
|
|
|
std::vector<LeAudioAseConfigurationSetting>& ase_configuration_settings,
|
|
|
|
|
bool is_exact) {
|
|
|
|
|
std::optional<AseQosDirectionRequirement> direction_qos_requirement =
|
|
|
|
|
std::nullopt;
|
|
|
|
|
|
|
|
|
|
@@ -680,17 +862,26 @@ LeAudioOffloadAudioProvider::getDirectionQosConfiguration(
|
|
|
|
|
|
|
|
|
|
// Get a list of all matched AseDirectionConfiguration
|
|
|
|
|
// for the input direction
|
|
|
|
|
std::vector<std::optional<AseDirectionConfiguration>>*
|
|
|
|
|
direction_configuration = nullptr;
|
|
|
|
|
std::optional<std::vector<std::optional<AseDirectionConfiguration>>>
|
|
|
|
|
direction_configuration = std::nullopt;
|
|
|
|
|
if (direction == kLeAudioDirectionSink) {
|
|
|
|
|
if (!setting.sinkAseConfiguration.has_value()) continue;
|
|
|
|
|
direction_configuration = &setting.sinkAseConfiguration.value();
|
|
|
|
|
direction_configuration.emplace(setting.sinkAseConfiguration.value());
|
|
|
|
|
} else {
|
|
|
|
|
if (!setting.sourceAseConfiguration.has_value()) continue;
|
|
|
|
|
direction_configuration = &setting.sourceAseConfiguration.value();
|
|
|
|
|
direction_configuration.emplace(setting.sourceAseConfiguration.value());
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
for (auto cfg : *direction_configuration) {
|
|
|
|
|
if (!direction_configuration.has_value()) {
|
|
|
|
|
return std::nullopt;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// Collect all valid cfg into a vector
|
|
|
|
|
// Then try to get the best match for audio allocation
|
|
|
|
|
|
|
|
|
|
auto temp = std::vector<AseDirectionConfiguration>();
|
|
|
|
|
|
|
|
|
|
for (auto& cfg : direction_configuration.value()) {
|
|
|
|
|
if (!cfg.has_value()) continue;
|
|
|
|
|
// If no requirement, return the first QoS
|
|
|
|
|
if (!direction_qos_requirement.has_value()) {
|
|
|
|
|
@@ -701,14 +892,30 @@ LeAudioOffloadAudioProvider::getDirectionQosConfiguration(
|
|
|
|
|
// Try to match the ASE configuration
|
|
|
|
|
// and QoS with requirement
|
|
|
|
|
if (!cfg.value().qosConfiguration.has_value()) continue;
|
|
|
|
|
if (isMatchedAseConfiguration(
|
|
|
|
|
if (filterMatchedAseConfiguration(
|
|
|
|
|
cfg.value().aseConfiguration,
|
|
|
|
|
direction_qos_requirement.value().aseConfiguration) &&
|
|
|
|
|
isMatchedQosRequirement(cfg.value().qosConfiguration.value(),
|
|
|
|
|
direction_qos_requirement.value())) {
|
|
|
|
|
return cfg.value().qosConfiguration;
|
|
|
|
|
temp.push_back(cfg.value());
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
LOG(WARNING) << __func__ << ": Got " << temp.size()
|
|
|
|
|
<< " configs, start matching allocation";
|
|
|
|
|
|
|
|
|
|
int qos_allocation_bitmask = getLeAudioAseConfigurationAllocationBitmask(
|
|
|
|
|
direction_qos_requirement.value().aseConfiguration);
|
|
|
|
|
// Get the best matching config based on channel allocation
|
|
|
|
|
auto req_valid_configs = getValidConfigurationsFromAllocation(
|
|
|
|
|
qos_allocation_bitmask, temp, is_exact);
|
|
|
|
|
if (req_valid_configs.empty()) {
|
|
|
|
|
LOG(WARNING) << __func__
|
|
|
|
|
<< ": Cannot find matching allocation for bitmask "
|
|
|
|
|
<< qos_allocation_bitmask;
|
|
|
|
|
|
|
|
|
|
} else {
|
|
|
|
|
return req_valid_configs[0].qosConfiguration;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return std::nullopt;
|
|
|
|
|
@@ -730,15 +937,30 @@ ndk::ScopedAStatus LeAudioOffloadAudioProvider::getLeAudioAseQosConfiguration(
|
|
|
|
|
if (in_qosRequirement.sinkAseQosRequirement.has_value()) {
|
|
|
|
|
if (!isValidQosRequirement(in_qosRequirement.sinkAseQosRequirement.value()))
|
|
|
|
|
return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
|
|
|
|
|
result.sinkQosConfiguration = getDirectionQosConfiguration(
|
|
|
|
|
kLeAudioDirectionSink, in_qosRequirement, ase_configuration_settings);
|
|
|
|
|
{
|
|
|
|
|
// Try exact match first
|
|
|
|
|
result.sinkQosConfiguration =
|
|
|
|
|
getDirectionQosConfiguration(kLeAudioDirectionSink, in_qosRequirement,
|
|
|
|
|
ase_configuration_settings, true);
|
|
|
|
|
if (!result.sinkQosConfiguration.has_value()) {
|
|
|
|
|
result.sinkQosConfiguration = getDirectionQosConfiguration(
|
|
|
|
|
kLeAudioDirectionSink, in_qosRequirement,
|
|
|
|
|
ase_configuration_settings, false);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if (in_qosRequirement.sourceAseQosRequirement.has_value()) {
|
|
|
|
|
if (!isValidQosRequirement(
|
|
|
|
|
in_qosRequirement.sourceAseQosRequirement.value()))
|
|
|
|
|
return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
|
|
|
|
|
result.sourceQosConfiguration = getDirectionQosConfiguration(
|
|
|
|
|
kLeAudioDirectionSource, in_qosRequirement, ase_configuration_settings);
|
|
|
|
|
result.sourceQosConfiguration =
|
|
|
|
|
getDirectionQosConfiguration(kLeAudioDirectionSource, in_qosRequirement,
|
|
|
|
|
ase_configuration_settings, true);
|
|
|
|
|
if (!result.sourceQosConfiguration.has_value()) {
|
|
|
|
|
result.sourceQosConfiguration = getDirectionQosConfiguration(
|
|
|
|
|
kLeAudioDirectionSource, in_qosRequirement,
|
|
|
|
|
ase_configuration_settings, false);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
*_aidl_return = result;
|
|
|
|
|
@@ -763,28 +985,127 @@ ndk::ScopedAStatus LeAudioOffloadAudioProvider::onSourceAseMetadataChanged(
|
|
|
|
|
return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
LeAudioBroadcastConfigurationSetting getDefaultBroadcastSetting(
|
|
|
|
|
int context_bitmask, IBluetoothAudioProvider::BroadcastQuality quality) {
|
|
|
|
|
LeAudioBroadcastConfigurationSetting setting;
|
|
|
|
|
setting.retransmitionNum = 4;
|
|
|
|
|
setting.maxTransportLatencyMs = 60;
|
|
|
|
|
setting.sduIntervalUs = 10000;
|
|
|
|
|
setting.maxSduOctets = 40;
|
|
|
|
|
|
|
|
|
|
if (quality == IBluetoothAudioProvider::BroadcastQuality::HIGH) {
|
|
|
|
|
LOG(INFO) << __func__ << ": High quality, returning high quality settings";
|
|
|
|
|
setting.retransmitionNum = 4;
|
|
|
|
|
setting.maxTransportLatencyMs = 65;
|
|
|
|
|
setting.maxSduOctets = 200;
|
|
|
|
|
return setting;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// Populate other settings base on context
|
|
|
|
|
// TODO: Populate with better design
|
|
|
|
|
if (context_bitmask & (AudioContext::LIVE_AUDIO | AudioContext::GAME)) {
|
|
|
|
|
setting.retransmitionNum = 2;
|
|
|
|
|
setting.maxTransportLatencyMs = 10;
|
|
|
|
|
setting.maxSduOctets = 120;
|
|
|
|
|
} else if (context_bitmask & (AudioContext::INSTRUCTIONAL)) {
|
|
|
|
|
setting.retransmitionNum = 2;
|
|
|
|
|
setting.maxTransportLatencyMs = 10;
|
|
|
|
|
setting.maxSduOctets = 40;
|
|
|
|
|
} else if (context_bitmask &
|
|
|
|
|
(AudioContext::SOUND_EFFECTS | AudioContext::UNSPECIFIED)) {
|
|
|
|
|
setting.retransmitionNum = 4;
|
|
|
|
|
setting.maxTransportLatencyMs = 60;
|
|
|
|
|
setting.maxSduOctets = 80;
|
|
|
|
|
} else if (context_bitmask &
|
|
|
|
|
(AudioContext::ALERTS | AudioContext::NOTIFICATIONS |
|
|
|
|
|
AudioContext::EMERGENCY_ALARM)) {
|
|
|
|
|
setting.retransmitionNum = 4;
|
|
|
|
|
setting.maxTransportLatencyMs = 60;
|
|
|
|
|
setting.maxSduOctets = 40;
|
|
|
|
|
} else if (context_bitmask & AudioContext::MEDIA) {
|
|
|
|
|
setting.retransmitionNum = 4;
|
|
|
|
|
setting.maxTransportLatencyMs = 60;
|
|
|
|
|
setting.maxSduOctets = 120;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
return setting;
|
|
|
|
|
}
|
|
|
|
|
void modifySubBISConfigAllocation(
|
|
|
|
|
IBluetoothAudioProvider::LeAudioSubgroupBisConfiguration& sub_bis_cfg,
|
|
|
|
|
int allocation_bitmask) {
|
|
|
|
|
for (auto& codec_cfg : sub_bis_cfg.bisConfiguration.codecConfiguration) {
|
|
|
|
|
if (codec_cfg.getTag() ==
|
|
|
|
|
CodecSpecificConfigurationLtv::audioChannelAllocation) {
|
|
|
|
|
codec_cfg.get<CodecSpecificConfigurationLtv::audioChannelAllocation>()
|
|
|
|
|
.bitmask = allocation_bitmask;
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
void modifySubgroupConfiguration(
|
|
|
|
|
IBluetoothAudioProvider::LeAudioBroadcastSubgroupConfiguration&
|
|
|
|
|
subgroup_cfg,
|
|
|
|
|
int context_bitmask) {
|
|
|
|
|
// STEREO configs
|
|
|
|
|
// Split into 2 sub BIS config, each has numBis = 1
|
|
|
|
|
if (context_bitmask & (AudioContext::LIVE_AUDIO | AudioContext::GAME |
|
|
|
|
|
AudioContext::SOUND_EFFECTS |
|
|
|
|
|
AudioContext::UNSPECIFIED | AudioContext::MEDIA)) {
|
|
|
|
|
if (subgroup_cfg.bisConfigurations.size() == 1)
|
|
|
|
|
subgroup_cfg.bisConfigurations.push_back(
|
|
|
|
|
subgroup_cfg.bisConfigurations[0]);
|
|
|
|
|
|
|
|
|
|
subgroup_cfg.bisConfigurations[0].numBis = 1;
|
|
|
|
|
modifySubBISConfigAllocation(
|
|
|
|
|
subgroup_cfg.bisConfigurations[0],
|
|
|
|
|
CodecSpecificConfigurationLtv::AudioChannelAllocation::FRONT_LEFT);
|
|
|
|
|
|
|
|
|
|
subgroup_cfg.bisConfigurations[1].numBis = 1;
|
|
|
|
|
modifySubBISConfigAllocation(
|
|
|
|
|
subgroup_cfg.bisConfigurations[1],
|
|
|
|
|
CodecSpecificConfigurationLtv::AudioChannelAllocation::FRONT_RIGHT);
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// MONO configs
|
|
|
|
|
for (auto& sub_bis_cfg : subgroup_cfg.bisConfigurations) {
|
|
|
|
|
sub_bis_cfg.numBis = 1;
|
|
|
|
|
modifySubBISConfigAllocation(
|
|
|
|
|
sub_bis_cfg,
|
|
|
|
|
CodecSpecificConfigurationLtv::AudioChannelAllocation::FRONT_CENTER);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void LeAudioOffloadAudioProvider::getBroadcastSettings() {
|
|
|
|
|
if (!broadcast_settings.empty()) return;
|
|
|
|
|
|
|
|
|
|
LOG(INFO) << __func__ << ": Loading broadcast settings from provider info";
|
|
|
|
|
LOG(INFO) << __func__
|
|
|
|
|
<< ": Loading basic broadcast settings from provider info";
|
|
|
|
|
|
|
|
|
|
std::vector<CodecInfo> db_codec_info =
|
|
|
|
|
BluetoothAudioCodecs::GetLeAudioOffloadCodecInfo(
|
|
|
|
|
SessionType::LE_AUDIO_BROADCAST_HARDWARE_OFFLOAD_ENCODING_DATAPATH);
|
|
|
|
|
for (auto x : db_codec_info) {
|
|
|
|
|
LOG(INFO) << __func__ << ": codec info = " << x.toString();
|
|
|
|
|
}
|
|
|
|
|
broadcast_settings.clear();
|
|
|
|
|
|
|
|
|
|
// Default value for unmapped fields
|
|
|
|
|
// Default value population
|
|
|
|
|
CodecSpecificConfigurationLtv::AudioChannelAllocation default_allocation;
|
|
|
|
|
default_allocation.bitmask =
|
|
|
|
|
CodecSpecificConfigurationLtv::AudioChannelAllocation::FRONT_CENTER;
|
|
|
|
|
CodecSpecificConfigurationLtv::CodecFrameBlocksPerSDU default_frame;
|
|
|
|
|
default_frame.value = 2;
|
|
|
|
|
default_frame.value = 1;
|
|
|
|
|
|
|
|
|
|
for (auto& codec_info : db_codec_info) {
|
|
|
|
|
if (codec_info.transport.getTag() != CodecInfo::Transport::leAudio)
|
|
|
|
|
continue;
|
|
|
|
|
auto& transport = codec_info.transport.get<CodecInfo::Transport::leAudio>();
|
|
|
|
|
LeAudioBroadcastConfigurationSetting setting;
|
|
|
|
|
setting.retransmitionNum = 4;
|
|
|
|
|
setting.maxTransportLatencyMs = 60;
|
|
|
|
|
setting.sduIntervalUs = 10000;
|
|
|
|
|
setting.maxSduOctets = 40;
|
|
|
|
|
// Default setting
|
|
|
|
|
setting.numBis = 1;
|
|
|
|
|
setting.phy = {Phy::TWO_M};
|
|
|
|
|
@@ -803,13 +1124,15 @@ void LeAudioOffloadAudioProvider::getBroadcastSettings() {
|
|
|
|
|
default_frame,
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
// Ignore bis_cfg.metadata
|
|
|
|
|
|
|
|
|
|
// Add information to structure
|
|
|
|
|
IBluetoothAudioProvider::LeAudioSubgroupBisConfiguration sub_bis_cfg;
|
|
|
|
|
sub_bis_cfg.numBis = 2;
|
|
|
|
|
sub_bis_cfg.numBis = 1;
|
|
|
|
|
sub_bis_cfg.bisConfiguration = bis_cfg;
|
|
|
|
|
IBluetoothAudioProvider::LeAudioBroadcastSubgroupConfiguration sub_cfg;
|
|
|
|
|
// Populate the same sub config
|
|
|
|
|
sub_cfg.bisConfigurations = {sub_bis_cfg, sub_bis_cfg};
|
|
|
|
|
sub_cfg.bisConfigurations = {sub_bis_cfg};
|
|
|
|
|
setting.subgroupsConfigurations = {sub_cfg};
|
|
|
|
|
|
|
|
|
|
broadcast_settings.push_back(setting);
|
|
|
|
|
@@ -853,34 +1176,91 @@ LeAudioOffloadAudioProvider::
|
|
|
|
|
return filtered_setting;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
std::vector<CodecSpecificConfigurationLtv> getCodecRequirementBasedOnContext(
|
|
|
|
|
int context_bitmask, IBluetoothAudioProvider::BroadcastQuality quality) {
|
|
|
|
|
// Default requirement: lc3_stereo_16_2
|
|
|
|
|
std::vector<CodecSpecificConfigurationLtv> requirement = {
|
|
|
|
|
CodecSpecificConfigurationLtv::SamplingFrequency::HZ16000,
|
|
|
|
|
CodecSpecificConfigurationLtv::FrameDuration::US10000,
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
if (quality == IBluetoothAudioProvider::BroadcastQuality::HIGH) {
|
|
|
|
|
LOG(INFO) << __func__
|
|
|
|
|
<< ": High quality, returning high quality requirement";
|
|
|
|
|
requirement = {
|
|
|
|
|
CodecSpecificConfigurationLtv::SamplingFrequency::HZ48000,
|
|
|
|
|
CodecSpecificConfigurationLtv::FrameDuration::US10000,
|
|
|
|
|
};
|
|
|
|
|
return requirement;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (context_bitmask & (AudioContext::LIVE_AUDIO | AudioContext::GAME)) {
|
|
|
|
|
// lc3_stereo_24_2_1
|
|
|
|
|
requirement = {
|
|
|
|
|
CodecSpecificConfigurationLtv::SamplingFrequency::HZ24000,
|
|
|
|
|
CodecSpecificConfigurationLtv::FrameDuration::US10000,
|
|
|
|
|
};
|
|
|
|
|
} else if (context_bitmask & (AudioContext::INSTRUCTIONAL)) {
|
|
|
|
|
// lc3_mono_16_2
|
|
|
|
|
requirement = {
|
|
|
|
|
CodecSpecificConfigurationLtv::SamplingFrequency::HZ16000,
|
|
|
|
|
CodecSpecificConfigurationLtv::FrameDuration::US10000,
|
|
|
|
|
};
|
|
|
|
|
} else if (context_bitmask &
|
|
|
|
|
(AudioContext::SOUND_EFFECTS | AudioContext::UNSPECIFIED)) {
|
|
|
|
|
// lc3_stereo_16_2
|
|
|
|
|
requirement = {
|
|
|
|
|
CodecSpecificConfigurationLtv::SamplingFrequency::HZ16000,
|
|
|
|
|
CodecSpecificConfigurationLtv::FrameDuration::US10000,
|
|
|
|
|
};
|
|
|
|
|
} else if (context_bitmask &
|
|
|
|
|
(AudioContext::ALERTS | AudioContext::NOTIFICATIONS |
|
|
|
|
|
AudioContext::EMERGENCY_ALARM)) {
|
|
|
|
|
// Default requirement: lc3_stereo_16_2
|
|
|
|
|
requirement = {
|
|
|
|
|
CodecSpecificConfigurationLtv::SamplingFrequency::HZ16000,
|
|
|
|
|
CodecSpecificConfigurationLtv::FrameDuration::US10000,
|
|
|
|
|
};
|
|
|
|
|
} else if (context_bitmask & AudioContext::MEDIA) {
|
|
|
|
|
// Default requirement: lc3_stereo_16_2
|
|
|
|
|
// Return the 48k requirement
|
|
|
|
|
requirement = {
|
|
|
|
|
CodecSpecificConfigurationLtv::SamplingFrequency::HZ24000,
|
|
|
|
|
CodecSpecificConfigurationLtv::FrameDuration::US10000,
|
|
|
|
|
};
|
|
|
|
|
}
|
|
|
|
|
return requirement;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
bool LeAudioOffloadAudioProvider::isSubgroupConfigurationMatchedContext(
|
|
|
|
|
AudioContext setting_context,
|
|
|
|
|
AudioContext requirement_context,
|
|
|
|
|
IBluetoothAudioProvider::BroadcastQuality quality,
|
|
|
|
|
LeAudioBroadcastSubgroupConfiguration configuration) {
|
|
|
|
|
// Find any valid context metadata in the bisConfigurations
|
|
|
|
|
// assuming the bis configuration in the same bis subgroup
|
|
|
|
|
// will have the same context metadata
|
|
|
|
|
std::optional<AudioContext> config_context = std::nullopt;
|
|
|
|
|
|
|
|
|
|
for (auto& p : configuration.bisConfigurations)
|
|
|
|
|
if (p.bisConfiguration.metadata.has_value()) {
|
|
|
|
|
bool is_context_found = false;
|
|
|
|
|
for (auto& metadata : p.bisConfiguration.metadata.value()) {
|
|
|
|
|
if (!metadata.has_value()) continue;
|
|
|
|
|
if (metadata.value().getTag() ==
|
|
|
|
|
MetadataLtv::Tag::preferredAudioContexts) {
|
|
|
|
|
config_context = metadata.value()
|
|
|
|
|
.get<MetadataLtv::Tag::preferredAudioContexts>()
|
|
|
|
|
.values;
|
|
|
|
|
is_context_found = true;
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if (is_context_found) break;
|
|
|
|
|
}
|
|
|
|
|
auto codec_requirement =
|
|
|
|
|
getCodecRequirementBasedOnContext(requirement_context.bitmask, quality);
|
|
|
|
|
std::map<CodecSpecificConfigurationLtv::Tag, CodecSpecificConfigurationLtv>
|
|
|
|
|
req_tag_map;
|
|
|
|
|
for (auto x : codec_requirement) req_tag_map[x.getTag()] = x;
|
|
|
|
|
|
|
|
|
|
// Not found context metadata in any of the bis configuration, assume matched
|
|
|
|
|
if (!config_context.has_value()) return true;
|
|
|
|
|
return (setting_context.bitmask & config_context.value().bitmask);
|
|
|
|
|
for (auto& bis_cfg : configuration.bisConfigurations) {
|
|
|
|
|
// Check every sub_bis_cfg to see which match
|
|
|
|
|
for (auto& x : bis_cfg.bisConfiguration.codecConfiguration) {
|
|
|
|
|
auto p = req_tag_map.find(x.getTag());
|
|
|
|
|
if (p == req_tag_map.end()) continue;
|
|
|
|
|
if (p->second != x) {
|
|
|
|
|
LOG(WARNING) << __func__ << ": does not match for context "
|
|
|
|
|
<< requirement_context.toString()
|
|
|
|
|
<< ", cfg = " << x.toString();
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return true;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
ndk::ScopedAStatus
|
|
|
|
|
@@ -900,7 +1280,8 @@ LeAudioOffloadAudioProvider::getLeAudioBroadcastConfiguration(
|
|
|
|
|
// We will allow empty capability input, match all settings with requirements.
|
|
|
|
|
getBroadcastSettings();
|
|
|
|
|
std::vector<LeAudioBroadcastConfigurationSetting> filtered_settings;
|
|
|
|
|
if (!in_remoteSinkAudioCapabilities.has_value()) {
|
|
|
|
|
if (!in_remoteSinkAudioCapabilities.has_value() ||
|
|
|
|
|
in_remoteSinkAudioCapabilities.value().empty()) {
|
|
|
|
|
LOG(INFO) << __func__ << ": Empty capability, get all broadcast settings";
|
|
|
|
|
filtered_settings = broadcast_settings;
|
|
|
|
|
} else {
|
|
|
|
|
@@ -931,45 +1312,72 @@ LeAudioOffloadAudioProvider::getLeAudioBroadcastConfiguration(
|
|
|
|
|
// Gather these suitable subgroup config in an array.
|
|
|
|
|
// If the setting can satisfy all requirement, we can return the setting
|
|
|
|
|
// with the filtered array.
|
|
|
|
|
for (auto& setting : filtered_settings) {
|
|
|
|
|
LeAudioBroadcastConfigurationSetting matched_setting(setting);
|
|
|
|
|
matched_setting.subgroupsConfigurations.clear();
|
|
|
|
|
auto total_num_bis = 0;
|
|
|
|
|
|
|
|
|
|
bool matched_all_requirement = true;
|
|
|
|
|
auto context_bitmask =
|
|
|
|
|
in_requirement.subgroupConfigurationRequirements[0].audioContext.bitmask;
|
|
|
|
|
auto quality = in_requirement.subgroupConfigurationRequirements[0].quality;
|
|
|
|
|
LeAudioBroadcastConfigurationSetting return_setting =
|
|
|
|
|
getDefaultBroadcastSetting(context_bitmask, quality);
|
|
|
|
|
// Default setting
|
|
|
|
|
return_setting.numBis = 0;
|
|
|
|
|
return_setting.subgroupsConfigurations = {};
|
|
|
|
|
|
|
|
|
|
for (auto& sub_req : in_requirement.subgroupConfigurationRequirements) {
|
|
|
|
|
bool is_matched = false;
|
|
|
|
|
for (auto& sub_cfg : setting.subgroupsConfigurations) {
|
|
|
|
|
// Match the context
|
|
|
|
|
if (!isSubgroupConfigurationMatchedContext(sub_req.audioContext,
|
|
|
|
|
sub_cfg))
|
|
|
|
|
continue;
|
|
|
|
|
// Matching number of BIS
|
|
|
|
|
if (sub_req.bisNumPerSubgroup != sub_cfg.bisConfigurations.size())
|
|
|
|
|
continue;
|
|
|
|
|
// Currently will ignore quality matching.
|
|
|
|
|
matched_setting.subgroupsConfigurations.push_back(sub_cfg);
|
|
|
|
|
total_num_bis += sub_cfg.bisConfigurations.size();
|
|
|
|
|
is_matched = true;
|
|
|
|
|
break;
|
|
|
|
|
LeAudioDataPathConfiguration path;
|
|
|
|
|
path.isoDataPathConfiguration.isTransparent = true;
|
|
|
|
|
path.dataPathId = kIsoDataPathPlatformDefault;
|
|
|
|
|
|
|
|
|
|
// Each subreq, find a setting that match
|
|
|
|
|
for (auto& sub_req : in_requirement.subgroupConfigurationRequirements) {
|
|
|
|
|
bool is_setting_matched = false;
|
|
|
|
|
for (auto setting : filtered_settings) {
|
|
|
|
|
bool is_matched = true;
|
|
|
|
|
// Check if every sub BIS config satisfy
|
|
|
|
|
for (auto& sub_group_config : setting.subgroupsConfigurations) {
|
|
|
|
|
if (!isSubgroupConfigurationMatchedContext(
|
|
|
|
|
sub_req.audioContext, sub_req.quality, sub_group_config)) {
|
|
|
|
|
is_matched = false;
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
path.isoDataPathConfiguration.codecId =
|
|
|
|
|
sub_group_config.bisConfigurations[0].bisConfiguration.codecId;
|
|
|
|
|
// Also modify the subgroup config to match the context
|
|
|
|
|
modifySubgroupConfiguration(sub_group_config, context_bitmask);
|
|
|
|
|
}
|
|
|
|
|
// There is an unmatched requirement, this setting cannot be used
|
|
|
|
|
if (!is_matched) {
|
|
|
|
|
matched_all_requirement = false;
|
|
|
|
|
|
|
|
|
|
if (is_matched) {
|
|
|
|
|
is_setting_matched = true;
|
|
|
|
|
for (auto& sub_group_config : setting.subgroupsConfigurations)
|
|
|
|
|
return_setting.subgroupsConfigurations.push_back(sub_group_config);
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (!matched_all_requirement) continue;
|
|
|
|
|
|
|
|
|
|
matched_setting.numBis = total_num_bis;
|
|
|
|
|
// Return the filtered setting if all requirement satified
|
|
|
|
|
*_aidl_return = matched_setting;
|
|
|
|
|
return ndk::ScopedAStatus::ok();
|
|
|
|
|
if (!is_setting_matched) {
|
|
|
|
|
LOG(WARNING) << __func__
|
|
|
|
|
<< ": Cannot find a setting that match requirement "
|
|
|
|
|
<< sub_req.toString();
|
|
|
|
|
return ndk::ScopedAStatus::ok();
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
LOG(WARNING) << __func__ << ": Cannot match any requirement";
|
|
|
|
|
// Populate all numBis
|
|
|
|
|
for (auto& sub_group_config : return_setting.subgroupsConfigurations) {
|
|
|
|
|
for (auto& sub_bis_config : sub_group_config.bisConfigurations) {
|
|
|
|
|
return_setting.numBis += sub_bis_config.numBis;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
return_setting.phy = std::vector<Phy>(return_setting.numBis, Phy::TWO_M);
|
|
|
|
|
// Populate data path config
|
|
|
|
|
return_setting.dataPathConfiguration = path;
|
|
|
|
|
// TODO: Workaround for STEREO configs maxSduOctets being doubled
|
|
|
|
|
if (context_bitmask & (AudioContext::LIVE_AUDIO | AudioContext::GAME |
|
|
|
|
|
AudioContext::SOUND_EFFECTS |
|
|
|
|
|
AudioContext::UNSPECIFIED | AudioContext::MEDIA)) {
|
|
|
|
|
return_setting.maxSduOctets /= 2;
|
|
|
|
|
}
|
|
|
|
|
LOG(INFO) << __func__
|
|
|
|
|
<< ": Combined setting that match: " << return_setting.toString();
|
|
|
|
|
*_aidl_return = return_setting;
|
|
|
|
|
return ndk::ScopedAStatus::ok();
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|