DVRSystems 2U Series, Руководство пользователя, Страница: 73 / 174

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5.3.2 Encode
Encode setting includes the following items. See Figure 5-6.
Please note some series do not support extra stream.
z Channel: Select the channel you want.
z Type: Please select from the dropdown list. There are three options: regular/motion
detect/alarm. You can set the various encode parameters for different record types.
z Compression: System supports H.264.
z Resolution: System supports various resolutions, you can select from the dropdown list. The
main stream supports D1/HD1/BCIF/CIF/QCIF and the extra stream option may vary due to
different series.
— For 4 HDDs series, main stream supports D1/CIF/QCIF. Please note the frame rate may
vary due to different channels. The extra stream supports QCIF only.
— For 8 HDDs series, there are two series. One series main stream supports D1/CIF/QCIF
while the extra stream supports QCIF. The other series main stream supports
D1/HD1/BCIF/CIF/QCIF. The channel extra stream supports CIF/QCIF.
z Frame rate: It ranges from 1f/s to 25f/s in NTSC mode and 1f/s to 30f/s in PAL mode.
Note:
For 4HDDs series, we take 8-ch series DVR for example. Please refer to the following
information:
— If the 1-channel resolution is D1and the frame rate is more than 6f/s, then the rest seven
channels (the second channel to the eights channel) resolution shall be CIF or QCIF.
— If the 1-channel resolution is D1 and the frame rate is or less than 6f/s, then the rest seven
channels (the second channel to the eighth channel) resolution shall be D1/CIF/QCIF. Right
now in D1 resolution, the max frame rate is 6f/s.
z Bit rate type: System supports two types: CBR and VBR. In VBR mode, you can set video
quality.
z Quality: There are six levels ranging from 1 to 6. The sixth level has the highest image
quality.
z
Video/audio: You can enable or disable the video/audio.
z
Overlay: Click overlay button, you can see an interface is shown in Figure 5-7.
—
Cover area (Privacy mask): Here is for you to set privacy mask section. You can drag you
mouse to set proper section size. In one channel video, system max supports 4 zones in one
channel.
—
Preview/monitor: privacy mask has two types. Preview and Monitor. Preview means the
privacy mask zone can not be viewed by user when system is in preview status. Monitor
means the privacy mask zone can not be view by the user when system is in monitor status.
—
Time display: You can select system displays time or not when you playback. Please click
set button and then drag the title to the corresponding position in the screen.
— Channel display: You can select system displays channel number or not when you playback.
Please click set button and then drag the title to the corresponding position in the screen.
Please highlight icon to select the corresponding function.