R3                160 libavcodec/simple_idct.c #define R3 R_FIX(0.5)
R3                 59 libavutil/sha.c #define R3(v,w,x,y,z,i) z += ((((w)|(x))&(y))|((w)&(x))) + blk (i) + 0x8F1BBCDC + rol(v, 5); w = rol(w, 30);