Restrictions When Operating Mpeg-4 Images - Panasonic WJ-ND300A Operating Instructions Manual

Restrictions when operating MPEG-4 images

There are following restrictions when "MPEG-4" is selected for the image compression method on the setup menu
(advanced) ("NW camera setup" under "Camera").
1. When displaying live images
q Black screen may be displayed for the first few seconds ( * ) when the following operations are performed while
displaying live images.
• When MPEG-4 live images are displayed (by switching camera channel, etc.)
• When MPEG-4 image is enlarged (or when enlarged MPEG-4 image is resized to the original size)
w It may take several seconds ( * ) for refresh interval of MPEG-4 image when displaying images on a 4-screen.
Example: When "3 seconds" is selected for the refresh interval on the camera, MPEG-4 image will be refreshed
in 3 seconds intervals.
e When "QUICK" is selected for "REC Type" under "REC Setup" of the setup menu (QUICK), MPEG-4 live image
will not be displayed. To display MPEG-4 live image, select "ADVANCED".
2. When displaying images sequentially
When "MPEG-4" is selected for the image compression method of the camera selected for a camera channel on the
setup menu (advanced) ("Sequence Setup" under "Camera"), the respective sequence step will be skipped.
3. When playing recorded images
q Displayed playback time may be fast for several seconds ( * ) when the following operations are performed while
playing recorded images
• When MPEG-4 recorded images are played (by changing camera channel, etc.)
• When MPEG-4 image is enlarged (or when enlarged MPEG-4 image is resized to the original size)
(When operating to zoom in/out a paused MPEG-4 recorded image, image of several seconds later than the
displayed image may be enlarged.)
• When the [PLAY] button is clicked again while playing MPEG-4 image
• When the first frame is displayed by clicking the [NEXT IMAGE] button during pausing
w Playback may be performed in several seconds intervals ( * ) when the following operations are performed while
playing MPEG-4 image.
• Reverse playback
• Fast playback/fast reverse playback
• Reverse frame playback
Example: When "3 seconds" is selected for the refresh interval on the camera, MPEG-4 image will be played
in 3 seconds intervals.
e When two records are played sequentially, the last few frames of the former record and the first few frames of the
next record may be displayed overlapped.
r Black screen may be displayed when the A-B repeat playback is performed.
t When playing MPEG-4 image by designating time and date, playback may start from a point several seconds
after the designated time and date or from the first frame of the next record.
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