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Commit 1bb5062a authored by Robert Shih's avatar Robert Shih Committed by Android (Google) Code Review
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Merge "WebmWriter: avoid overflow when bit twiddling" into nyc-dev

parents fbe7fcfe 7797ca07

media/libstagefright/webm/EbmlUtil.cpp

+3 −1
Original line number Diff line number Diff line
@@ -29,7 +29,9 @@ int NTZ_TABLE[] = { 
};



int numberOfTrailingZeros32(int32_t i) {

    uint32_t u = (i & -i) * 0x0450FBAF;

    int64_t i64 = i;

    i64 = (i64 & -i64) * 0x0450FBAF;

    uint32_t u = i64;

    return NTZ_TABLE[(u) >> 26];

}