Grass Valley EDIUS v.5.1 - Manual (Page 667)

EDIUS — User Reference Guide 667
Exporting in Various File Formats
Figure 817. MPEG Elementary Streams Export Parameters
6. Use the Select... button to browse to the location to which to save the
Video and Audio Elementary streams as illustrated in Figure 818 .
Note The location for the elementary streams is selected for both Video and Audio
streams by browsing with either Select... button. When the file name is
entered, the .m2v extension is automatically added for the video stream and
.mpa is added for the audio stream.