NOISE_UNIFORM      54 libavfilter/vf_noise.c     {"u", "uniform noise",  0, AV_OPT_TYPE_CONST, {.i64=NOISE_UNIFORM},  0, 0, FLAGS, #name"_flags"},
NOISE_UNIFORM      85 libavfilter/vf_noise.c         if (flags & NOISE_UNIFORM) {