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Converting a 32-bit .tga sequence t o an .avi file with alpha
°To create an .avi file with alpha from a .tga sequence:
1In Windows Explorer, right-click the selected .tga file(s), choo se Matrox
AVI + Alp ha > Select Format, and then click the desired .avi output video
format, such as 1440x1080i @ 29.97 fps.
¦NoteFormats that are not supported by your Matrox RT.X2 hardware are
identified with an aste risk (*) in the list. If you cre ate an .avi file using an
unsupported format, it will not play back in real time on your Matrox RT.X2
system.
2Right-click the sele cted .tga file(s), and choose Matrox AVI + Alpha >
Configure.
¦NoteOnce set, the output format and configuration settings apply to all
subsequent .tga sequences that you convert to .avi files. However, if you select
a 1440×1080i/p output format, the compressor for the .tga to .avi conversion
will automatica lly be set to Matrox MPEG-2 I-frame HD + Alpha.
3From the Compressor list, select the compression format you want for your
.avi file.
¦NoteAlthough the Matrox uncompressed formats are available, you cannot
play back uncompressed clips in real time on your Matrox RT.X2 system.
$Matrox MPEG-2 I-frame + Alpha Renders video to MPEG-2
intra-frame format with alpha using the 4:2:2 Profile @ Main Level at a
selected data rate (SD resolution only).
$Matrox MPEG-2 I-frame HD + Alpha Renders video to MPEG-2
intra-frame format with alpha using the 4:2:2 Profile @ High Level at a
selected data rate (HD resolution only).