1[FRAME] 2interlaced_frame=1 3top_field_first=1 4[/FRAME] 5[FRAME] 6interlaced_frame=1 7top_field_first=0 8[/FRAME] 9[FRAME] 10interlaced_frame=1 11top_field_first=1 12[/FRAME] 13[FRAME] 14interlaced_frame=1 15top_field_first=0 16[/FRAME] 17