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Commit e3a03750 authored by Andy Hung's avatar Andy Hung Committed by Automerger Merge Worker
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AudioMixer: Fix expand mono track to multi-channel am: e0c3d791 

Original change: undetermined

Change-Id: Iba758cc3d55ee5f0f1d2df04fd476ef61ea065fd
parents 8ef081fc e0c3d791

media/libaudioprocessing/AudioMixerBase.cpp

+1 −1
Original line number Diff line number Diff line
@@ -1500,7 +1500,7 @@ void AudioMixerBase::TrackBase::track__Resample(TO* out, size_t outFrameCount, T 
    ALOGVV("track__Resample\n");

    mResampler->setSampleRate(sampleRate);

    const bool ramp = needsRamp();

    if (MIXTYPE == MIXTYPE_MONOEXPAND || MIXTYPE == MIXTYPE_STEREOEXPAND

    if (MIXTYPE == MIXTYPE_MONOEXPAND || MIXTYPE == MIXTYPE_STEREOEXPAND // custom volume handling

            || ramp || aux != NULL) {

        // if ramp:        resample with unity gain to temp buffer and scale/mix in 2nd step.

        // if aux != NULL: resample with unity gain to temp buffer then apply send level.

media/libaudioprocessing/AudioMixerOps.h

+2 −1
Original line number Diff line number Diff line
@@ -236,7 +236,8 @@ void stereoVolumeHelper(TO*& out, const TI*& in, const TV *vol, F f) { 
            || MIXTYPE == MIXTYPE_MULTI_SAVEONLY_STEREOVOL

            || MIXTYPE == MIXTYPE_STEREOEXPAND);

    auto proc = [](auto& a, const auto& b) {

        if constexpr (MIXTYPE == MIXTYPE_MULTI_STEREOVOL) {

        if constexpr (MIXTYPE == MIXTYPE_MULTI_STEREOVOL

                || MIXTYPE == MIXTYPE_STEREOEXPAND) {

            a += b;

        } else {

            a = b;