SWR_FILTER_TYPE_KAISER 118 libswresample/options.c { "filter_type" , "select swr filter type" , OFFSET(filter_type) , AV_OPT_TYPE_INT , { .i64 = SWR_FILTER_TYPE_KAISER }, SWR_FILTER_TYPE_CUBIC, SWR_FILTER_TYPE_KAISER, PARAM, "filter_type" }, SWR_FILTER_TYPE_KAISER 121 libswresample/options.c { "kaiser" , "select Kaiser Windowed Sinc" , 0 , AV_OPT_TYPE_CONST, { .i64 = SWR_FILTER_TYPE_KAISER }, INT_MIN, INT_MAX, PARAM, "filter_type" }, SWR_FILTER_TYPE_KAISER 101 libswresample/resample.c case SWR_FILTER_TYPE_KAISER: