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Appendix C
Maximum pre-recording
times
The maximum pre-recording time that can be selected depends on the bit rate. Frame
rate, resolution and image quality do not impact time.
Note
: This information only applies when the bit rate is set to Constant (see “Initializing
the recording settings” on page 57 for more information).
Constant bit rate
Maximum pre-recording time
(seconds)
32
30
48
30
64
30
80
30
96
30
128
30
160
30
192
30
224
30
256
30
320
30
384
30
448
30
512
30
640
30
768
30
896
30
1024
30
1280
25
144
TruVision NVR 21 (SP) User Manual