R1                516 libavcodec/simple_idct.c #define R1 R_FIX(0.6532814824)
R1                 41 libavutil/sha1.c #define R1(v,w,x,y,z,i) z+=((w&(x^y))^y)    +blk (i)+0x5A827999+rol(v,5);w=rol(w,30);