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Commit ac063771 authored by Marco Nelissen's avatar Marco Nelissen
Browse files

Improve seeking for Xing header without TOC 

Bug: 110761327
Test: manual
Change-Id: I792a49b758d8e513101135557485a91c5991f110
parent 7a81ccd6

media/libstagefright/XINGSeeker.cpp

+4 −2
Original line number Diff line number Diff line
@@ -44,7 +44,7 @@ bool XINGSeeker::getDuration(int64_t *durationUs) { 
}



bool XINGSeeker::getOffsetForTime(int64_t *timeUs, off64_t *pos) {

    if (mSizeBytes == 0 || !mTOCValid || mDurationUs < 0) {

    if (mSizeBytes == 0 || mDurationUs < 0) {

        return false;

    }
@@ -54,7 +54,7 @@ bool XINGSeeker::getOffsetForTime(int64_t *timeUs, off64_t *pos) { 
        fx = 0.0f;

    } else if( percent >= 100.0f ) {

        fx = 256.0f;

    } else {

    } else if (mTOCValid) {

        int a = (int)percent;

        float fa, fb;

        if ( a == 0 ) {
@@ -68,6 +68,8 @@ bool XINGSeeker::getOffsetForTime(int64_t *timeUs, off64_t *pos) { 
            fb = 256.0f;

        }

        fx = fa + (fb-fa)*(percent-a);

    } else {

        fx = percent * 2.56f;

    }



    *pos = (int)((1.0f/256.0f)*fx*mSizeBytes) + mFirstFramePos;