ff_log2           112 libavcodec/acelp_pitch_delay.c     mr_energy += (((-6165LL * ff_log2(dsp->scalarproduct_int16(fc_v, fc_v, subframe_size, 0))) >> 3) & ~0x3ff);
ff_log2            28 libavutil/intmath.c     return ff_log2(v);
ff_log2            43 libavutil/intmath.h #ifndef ff_log2
ff_log2            50 libavutil/intmath.h #ifndef ff_log2
ff_log2            61 libavutil/intmath.h #ifndef ff_log2
ff_log2           105 libavutil/intmath.h #define av_log2       ff_log2