MFX_LOOKAHEAD_DS_4x  259 libavcodec/qsvenc.c     case MFX_LOOKAHEAD_DS_4x:  av_log(avctx, AV_LOG_VERBOSE, "4x");      break;
MFX_LOOKAHEAD_DS_4x  120 libavcodec/qsvenc_h264.c                                           AV_OPT_TYPE_INT,   { .i64 = MFX_LOOKAHEAD_DS_UNKNOWN }, MFX_LOOKAHEAD_DS_UNKNOWN, MFX_LOOKAHEAD_DS_4x, VE, "look_ahead_downsampling" },
MFX_LOOKAHEAD_DS_4x  125 libavcodec/qsvenc_h264.c     { "4x"                     , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_LOOKAHEAD_DS_4x      }, INT_MIN, INT_MAX,     VE, "look_ahead_downsampling" },