Encoding with
motion blur
When
authoring, PhotoVidShow may detect rapid moving animation in your
slideshow. In which case motion blur will be used when encoding, To
disable motion blur when encoding un-select this option which is
shown in the author video wizard windows.
Motion
blur gives rapidly moving computer graphic images a more realistic,
natural camera feel to them when shown as a video.
For
example, the pictures below shows individual frames of a rapidly
rotating image. Without motion blur, the resulting video movement
would seem extremely jerky and unrealistic. With motion blur turned
on, the resulting video would seem more smooth and
realistic.
Motion
blur, however, can sometimes slow down encoding by a significant
amount (but not always). If encoding is too slow for your slideshow
and motion blur is not required, then it may be worth turning off
this option. This option is automatically disabled if no rapid
movement is detected in the slideshow.
Summary:-
Motion
blur on = smoother movement, smaller video file size, slower
encoding time.
Motion
blur off = Jerky movement but clearer images when paused. bigger
video file size, faster encoding time.
Note: Motion blur is not performed when
previewing in the PhotoVidShow editor.

Example
generated frames when encoding with motion blur
off/on
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