User guide

115
Exporting to a Matrox .mxf file
$ Matrox DV/DVCAM Renders video to DV or DVCAM format.
$ Matrox DVCPRO Renders video to DVCPRO format (supported only
for Panasonic P2 files).
$ Matrox DVCPRO50 Renders video to DVCPRO50 or D-9 format
(supported only for Panasonic P2 files).
$ Matrox DVCPRO HD Renders video to DVCPRO HD format (supported
only for Panasonic P2 or generic OP1a files and 720p or 1080i projects).
$ Matrox IMX Renders video to IMX (D10) format (supported only for
Sony XDCAM files in SD format).
$ Matrox MPEG HD Renders video to MPEG HD format, which uses
industry-standard MPEG-2 IBP compression (supported only for Sony
XDCAM HD files and 1440×1080i/p projects).
$ Matrox MPEG-2 Renders video to MPEG-2 I-frame or IBP format using
a selected MPEG-2 profile and data rate (supported only for generic OP1a
files). If you’re exporting an NTSC or PAL project to a generic OP1a file,
the compressor will be set to
Matrox MPEG-2.
6 If you selected Matrox IMX, click the Configure button and from the
displayed dialog box, select the date rate you want for the export (such as
40
Mb/sec
). The higher the data rate you select, the better the video quality
will be.
7 If you selected Matrox MPEG HD or Matrox MPEG-2, click the
Configure button and from the displayed dialog box, select the settings you
want for the video compression as explained in “Selecting your MPEG HD
settings” on page 116 or “Selecting your MPEG-2 settings” on page 117.
8 From the Aspect Ratio list, select the aspect ratio you want for your
exported video:
$ 4:3 Exports video to the standard TV screen format. If you’re
downconverting HD video to NTSC or PAL, the video will be exported in
letterbox mode.
$ 16:9 Exports video to the widescreen 16:9 format. If you’re
downconverting HD video to NTSC or PAL, the video will be exported as
anamorphic (horizontally compressed 4:3) video.
¦NoteWhen exporting to an HD format, the aspect ratio is set to 16:9.
9 If you’re exporting audio and your sequence has a 5.1 master audio track,
from the
Audio Channels list, select the number of audio channels that you
want to export. For example, you can select
2channels to export stereo
audio, or
6 channels to export 5.1 audio.
¦NoteDepending on the type of .mxf file and compression format that you
selected for the export, such as Sony XDCAM with DVCAM or MPEG HD
Axio Installation and User Guide.book Page 115 Monday, July 14, 2008 8:00 AM