Matrox Electronic Systems Matrox RT.X2 Computer Hardware User Manual


 
37
Exporting to a Matrox .avi file
3 From the menu on the left side of the dialog box, choose Video.
4 From the Compressor list, select the compression format you want for your
exported file.
¡ Important The Matrox codecs are listed in all supported SD and HD
formats. The format is shown in brackets beside the codec name, such as
[NTSC]. Make sure you select a Matrox codec in one of the supported video
formats for your project as listed in the above table.
$ Matrox DV/DVCAM Renders video to DV or DVCAM format.
$ Matrox DVCPRO Renders video to DVCPRO format.
$ Matrox MPEG-2 I-frame Renders video to MPEG-2 intra-frame format
using the 4:2:2 Profile @ Main Level at a selected data rate (SD resolution
only).
$ Matrox MPEG-2 I-frame HD Renders video to MPEG-2 intra-frame
format using the 4:2:2 Profile @ High Level at a selected data rate (HD
resolution only).
5 If you selected Matrox MPEG-2 I-frame or Matrox MPEG-2 I-frame HD,
click the
Configure button to select your MPEG-2 I-frame settings. For
details on the available settings, see “Selecting your MPEG-2 I-frame
settings” on page 39.
6 From the Pixel Aspect Ratio list, select the setting that matches the aspect
ratio of your material:
$ D1/DV NTSC (0.9) For NTSC or 486p material that uses the standard
TV screen format. If you’re downconverting HD video to NTSC or 486p
format, the video will be exported in letterbox mode.
$ D1/DV Widescreen 16:9 (1.2) For NTSC or 486p material that uses the
widescreen 16:9 format. If you’re downconverting HD video to NTSC or
486p format, the video will be exported as anamorphic (horizontally
compressed 4:3) video.
$ D1/DV PAL (1.067) For PAL or 576p material that uses the standard TV
screen format. If you’re downconverting HD video to PAL or 576p format,
the video will be exported in letterbox mode.
$ D1/DV PAL Widescreen 16:9 (1.422) For PAL or 576p material that
uses the widescreen 16:9 format. If you’re downconverting HD video to
PAL or 576p format, the video will be exported as anamorphic (horizontally
compressed 4:3) video.
$ Square pixels (1.0) For all HD material (except 1440×1080i/p) that is
not downconverted.
$ HD Anamorphic 1080 (1.333) For all 1440×1080i/p material that is not
downconverted.