From edc3cc2dade4f830c63106f9fab35bef815360ac Mon Sep 17 00:00:00 2001 From: omsn1528 Date: Thu, 1 Jan 2026 13:13:33 +0530 Subject: [PATCH] docs: add dual bluetooth audio routing proposal --- docs/dual_bluetooth_audio_proposal.md | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 docs/dual_bluetooth_audio_proposal.md diff --git a/docs/dual_bluetooth_audio_proposal.md b/docs/dual_bluetooth_audio_proposal.md new file mode 100644 index 0000000000000..38309304ac10e --- /dev/null +++ b/docs/dual_bluetooth_audio_proposal.md @@ -0,0 +1,19 @@ +# Dual Bluetooth Audio Output (Proposal) + +This document proposes adding support for dual Bluetooth audio output +using Android's Combined Audio Device Routing APIs (Android 12+). + +## Summary +Enable simultaneous media playback to multiple Bluetooth devices. + +## Intended Changes +- AudioPolicyManager support for multiple preferred output devices +- SystemUI media output picker multi-device selection +- Graceful fallback for devices without multi-stream Audio HAL support + +## References +https://source.android.com/docs/core/audio/combined-audio-routing +https://developer.android.com/reference/android/bluetooth/BluetoothLeAudio + +## Status +Proposal only. No functional changes included.