Undercranking And Overcranking - Focus DVCPRO/DV User Manual

FS-100 Functions

Undercranking and Overcranking

Undercranking, also called fast motion, is setting the
Frame Rate
which results in video playback that appears faster than the
Base Frame Rate
For example, if the
input stream), set the
is played back at the base rate (24 fps) the result is video
playback at twice normal speed.
Overcranking, also called slow motion, is setting the frame rate
higher than the
that appears slower than the
For example, if the
input stream), set the
is played back at the base rate (24 fps) the result is a video
playback at half normal speed.
During playback on the FS-100 the video will display at full
frame rate. Video on overcranked recordings will playback
slower than normal video speed and undercranked video will
playback faster.
VFR Mode Setting Not Saved
The VFR MODE setting is automatically set to OFF upon power-down.
This setting must be changed for VFR recordings for every power-cycle.
FS-100 Portable DTE Recorder
68
lower than the
Base Frame Rate
.
Base Frame Rate
Incoming Frame Rate
Base Frame Rate
Base Frame Rate
Incoming Frame Rate
(24, 30, or 25 fps)
is set to 24 fps (720/24P
which results in video playback
Base Frame Rate
is set to 24 fps (720/24P
Incoming
to 12. When the file
.
to 48. When the file