ACTi Camera Firmware V.5.12.12 - Manual (Page 44)

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Firmware User ’s Manual V5.12.12
44
Dual Steam Mode:
Parameters Description
Encoder Type
Select the encoder’s compression type.
MPEG-4 / MJPEG / H.264
Resolution
Select the video resolution of the camera between 4M (2032 x 1920),
2M 1080p (1920 x 1080), 1M 720p (1280 x 720) and VGA (640 x 480)
Frame rate Select the available frame rate from the drop down menu.
Video Bit Rate
Mode
Constant Bit Rate : The bit rate remains constant at all conditions,
Video quality will be better when image is still. Large amount of motion
or complex scene will degrade quality slightly.
Variable Bit Rate : The video bit rate will vary based upon scene
complexity and amount of movement. The quality will remain the same.
Quality
When encoder type is MPEG4 or H.264, and video bitrate mode is
“Variable Bit Rate” Select the quality value from High / Middle / Low
GOP Length
When encoder type is MPEG4 or H.264. and video bitrate mode is
“Variable Bit Rate”. Select the Interval between two I-frames. This is
also called GOP Length. (Group of Picture) . Default value is one I
frame per second. The maximum length of GOP is limited to 60.
Frame rate Select the available frame rate from the drop down menu .