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Commit 6eb954f5 authored by Eric Laurent's avatar Eric Laurent
Browse files

ToneGenerator: optimize silent tone 

Do not create an AudioTrack and start playback when a silent
tone is requested to ToneGenerator.

Bug 7946399

Change-Id: Ib9282871a56f7a862af7d1504ce3fbd7c18e34e2
parent 09bfd026

media/libmedia/ToneGenerator.cpp

+5 −1
Original line number Diff line number Diff line
@@ -885,6 +885,11 @@ bool ToneGenerator::startTone(tone_type toneType, int durationMs) { 
    if ((toneType < 0) || (toneType >= NUM_TONES))

        return lResult;



    toneType = getToneForRegion(toneType);

    if (toneType == TONE_CDMA_SIGNAL_OFF) {

        return true;

    }



    if (mState == TONE_IDLE) {

        ALOGV("startTone: try to re-init AudioTrack");

        if (!initAudioTrack()) {
@@ -897,7 +902,6 @@ bool ToneGenerator::startTone(tone_type toneType, int durationMs) { 
    mLock.lock();



    // Get descriptor for requested tone

    toneType = getToneForRegion(toneType);

    mpNewToneDesc = &sToneDescriptors[toneType];



    mDurationMs = durationMs;