SBC_PROTO_FIXED_SCALE   72 libavcodec/sbcdsp.c         t1[i] = 1 << (SBC_PROTO_FIXED_SCALE - 1);
SBC_PROTO_FIXED_SCALE   81 libavcodec/sbcdsp.c         t2[i] = t1[i] >> SBC_PROTO_FIXED_SCALE;