Convert MPG (MPEG-1/2) to QuickTime (MOV)

QuickTime (MOV) → MPG (MPEG-1/2) MPG (MPEG-1/2) → MP4 MPG (MPEG-1/2) → WebM MPG (MPEG-1/2) → Matroska (MKV) MPG (MPEG-1/2) → AVI MPG (MPEG-1/2) → FLV