ff_log2_16bit      41 libavutil/intmath.h #      define ff_log2_16bit av_log2
ff_log2_16bit      69 libavutil/intmath.h #define ff_log2_16bit ff_log2_16bit_c
ff_log2_16bit      48 libavutil/x86/intmath.h #   define ff_log2_16bit av_log2