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BTAudio HAL: implement changes for DSA Over LEA

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Test: atest VtsHalBluetoothAudioTargetTest
Bug: 270987427
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:f6a9577ac7585a5c284896736ba3508f7ed7528a)
Merged-In: I341e3af726da7870e23f5bb0943066ebcdd34e35
Change-Id: I341e3af726da7870e23f5bb0943066ebcdd34e35
This commit is contained in:
Limon Mia
2023-11-20 03:59:49 +00:00
parent 17017a2aa4
commit 7c48034d32
1 changed files with 25 additions and 8 deletions
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33
bluetooth/audio/utils/aidl_session/BluetoothAudioSession.cpp
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@@ -588,15 +588,32 @@ std::vector<LatencyMode> BluetoothAudioSession::GetSupportedLatencyModes() {
<< " has NO session";
return std::vector<LatencyMode>();
}
if (low_latency_allowed_) return latency_modes_;
std::vector<LatencyMode> modes;
for (LatencyMode mode : latency_modes_) {
if (mode == LatencyMode::LOW_LATENCY)
// ignore those low latency mode if Bluetooth stack doesn't allow
continue;
modes.push_back(mode);
std::vector<LatencyMode> supported_latency_modes;
if (session_type_ ==
SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH) {
for (LatencyMode mode : latency_modes_) {
if (mode == LatencyMode::LOW_LATENCY) {
// LOW_LATENCY is not supported for LE_HARDWARE_OFFLOAD_ENC sessions
continue;
}
supported_latency_modes.push_back(mode);
}
} else {
for (LatencyMode mode : latency_modes_) {
if (!low_latency_allowed_ && mode == LatencyMode::LOW_LATENCY) {
// ignore LOW_LATENCY mode if Bluetooth stack doesn't allow
continue;
}
if (mode == LatencyMode::DYNAMIC_SPATIAL_AUDIO_SOFTWARE ||
mode == LatencyMode::DYNAMIC_SPATIAL_AUDIO_HARDWARE) {
// DSA_SW and DSA_HW only supported for LE_HARDWARE_OFFLOAD_ENC sessions
continue;
}
supported_latency_modes.push_back(mode);
}
}
return modes;
return supported_latency_modes;
}
void BluetoothAudioSession::SetLatencyMode(const LatencyMode& latency_mode) {