From 93c3d41bdb15e39dac0faea9c5b60f1637cd477c Mon Sep 17 00:00:00 2001 From: Eric Laurent Date: Fri, 1 Aug 2014 14:48:35 -0700 Subject: AudioSystem: add API to query audio HW sync source Add a method to query from the audio HAL the HW sync source used for a given audio session. Modify audio policy to select a direct output with HW sync when requested. Bug: 16132368. Change-Id: I03038f9188f2d389f8a5fd76a671854013a4513e --- media/libmedia/AudioSystem.cpp | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'media/libmedia/AudioSystem.cpp') diff --git a/media/libmedia/AudioSystem.cpp b/media/libmedia/AudioSystem.cpp index 172b056..3486d21 100644 --- a/media/libmedia/AudioSystem.cpp +++ b/media/libmedia/AudioSystem.cpp @@ -450,6 +450,13 @@ void AudioSystem::releaseAudioSessionId(int audioSession, pid_t pid) } } +audio_hw_sync_t AudioSystem::getAudioHwSyncForSession(audio_session_t sessionId) +{ + const sp& af = AudioSystem::get_audio_flinger(); + if (af == 0) return AUDIO_HW_SYNC_INVALID; + return af->getAudioHwSyncForSession(sessionId); +} + // --------------------------------------------------------------------------- void AudioSystem::AudioFlingerClient::binderDied(const wp& who __unused) -- cgit v1.1