SWS_ERROR_DIFFUSION 54 libswscale/options.c { "error_diffusion", "error diffusion dither", 0, AV_OPT_TYPE_CONST, { .i64 = SWS_ERROR_DIFFUSION}, INT_MIN, INT_MAX, VE, "sws_flags" }, SWS_ERROR_DIFFUSION 1318 libswscale/utils.c if (flags & SWS_ERROR_DIFFUSION)