Vitek VTC-402NZ, Руководство пользователя

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ENVI Series: VTC-IR302FN
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NTSC - 704 x 480 352 x 240 160 x 112
PAL - 704 x 576 352 x 288 160 x 144
VGA - 640 x 480 320 x 240 160 x 112
1.3M Pixel 1280 x 1024 640 x 480 320 x 240 160 x 112
2.0M Pixel 1920 x 1080 640 x 480 320 x 240 160 x 112
14.3. Camera Configuration
On the lower part of Camera & Motion Configuration menu, select a channel to configure.
In the example shown below, Primary Stream is set to H.264 for compression format. Enter
detailed parameters of the camera selected here.
Primary Stream of (H.264)
 Camera Name : Enter the name of the channel up to 21 alphanumeric or up to 10 Unicode
characters.
H.264
Rate Control Mode : VBR (Variable Bit Rate)
Video frames are encoded with selected
image quality and GOP. Encoded frames have
different data size from each other.
Image Quality : one of 6 quality levels
(Low Compression / Highest /High
Normal / Low / Lowest)
GOP Structure : Distance between I-
Frames. That is filled with P-frames.
Rate Control Mode : CBR (Constant Bit
Rate)
Video frames are encoded with selected
image quality and GOP. Encoded frames have
the same data size as other frames. Due to
the constant bit rate, it has better stable
transmission performance.
Bit Rate Control: Total number of Bits
encoded per second. The higher Bit
Rate, the better image quality. Can be
set between 32kbps and 2Mbps.
GOP: Distance between I-Frames. That
is filled with P-frames.
M-JPEG -
Image Quality: one of 6 quality levels
(Low Compression / Highest / High
Normal / Low / Lowest)