commit fa7fe4d5ac17d68a6a1ce9a2dafd6c312c5e40de
author Eric Laurent <elaurent@google.com> Fri Apr 21 15:58:59 2023 +0200
committer Eric Laurent <elaurent@google.com> Fri Apr 21 15:58:59 2023 +0200
tree 0a458b4b0e5027fdb1f729e38e829b41ff711841
parent ee9f3ae4ca6da88f8af96e695f332953c5f3063c

AAudio: set audio attributes performance flags

Make sure performance flags in audio attributes are reflecting
the output flags passed to the AudioTrack by AAudioStreamTrack and
ToneGenerator.

Bug: 278412306
Test: make
Change-Id: I70c4f22972cbbb35a183ef362f571481d4dd89ec

media/libaudioclient/ToneGenerator.cpp

diff --git a/media/libaudioclient/ToneGenerator.cpp b/media/libaudioclient/ToneGenerator.cpp
index f0b4d11..7c0ce57 100644
--- a/media/libaudioclient/ToneGenerator.cpp
+++ b/media/libaudioclient/ToneGenerator.cpp
@@ -1306,6 +1306,7 @@
         streamType = AUDIO_STREAM_DTMF;
     }
     attr = AudioSystem::streamTypeToAttributes(streamType);
+    attr.flags = AUDIO_FLAG_LOW_LATENCY;
 
     const size_t frameCount = mProcessSize;
     status_t status = mpAudioTrack->set(
@@ -1314,7 +1315,7 @@
             AUDIO_FORMAT_PCM_16_BIT,
             AUDIO_CHANNEL_OUT_MONO,
             frameCount,
-            AUDIO_OUTPUT_FLAG_FAST,
+            AUDIO_OUTPUT_FLAG_NONE,
             wp<AudioTrack::IAudioTrackCallback>::fromExisting(this),
             0,    // notificationFrames
             0,    // sharedBuffer