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Commit 37dad738 authored by Phil Burk's avatar Phil Burk
Browse files

aaudio: fix mixer volume to match AudioTrack 



Bug: 62033564
Test: write_sine.cpp - play with MMAP and with Legacy and compare by ear

Change-Id: I4d142f872fabb732cab01bec8c17d821232ab2d1
Signed-off-by: default avatarPhil Burk <philburk@google.com>
parent 0556a236

services/oboeservice/AAudioServiceEndpoint.cpp

+1 −1
Original line number Diff line number Diff line
@@ -141,7 +141,7 @@ void *AAudioServiceEndpoint::callbackLoop() { 
            std::lock_guard<std::mutex> lock(mLockStreams);

            for(AAudioServiceStreamShared *sharedStream : mRunningStreams) {

                FifoBuffer *fifo = sharedStream->getDataFifoBuffer();

                float volume = 0.5; // TODO get from system

                const float volume = 1.0f; // to match the perceived volume from AudioTrack

                bool underflowed = mMixer.mix(fifo, volume);

                underflowCount += underflowed ? 1 : 0;

                // TODO log underflows in each stream