Computer Concepts Eagle M2, User Manual

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7. Acorn movie compression routines & RCompress
You can then play the movie to check it. If the quality is satisfac-
tory, you can delete the exploded movie directory and the original,
uncompressed movie.
!RCompress
Load !RCompress in the usual way by double-clicking on it.
Setting the compress options
Click on the !RCompress icon on the icon bar to display a dialogue
box:
You only need to display this dialogue box if you want to change
the settings.
Click Set to implement any changes you make.
ARM 2 compatibility
This option selects a compression format better suited to the
slower ARM 2 processor. (ARM 2 processors are fitted to A300/
A400 series and A3000 computers.) It has no effect for 25fps
movies as these require an ARM 3 processor.
Double-buffered playback
This is suitable for playback from storage devices that have slow
transfer rates. However, it requires more memory to play the
movie.
Include key frames
Normally, a movie is stored as a complete first frame and then the
changes between subsequent frames.
This option stores key (or complete) frames at regular intervals in
the compressed movie. This lets editing software process the
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