User manual
Recoding DVD-Video
Nero Recode
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Recode DVD screen, Device: Video files, Quality: Custom > Advanced quality settings
The following setting options are available in the Advanced quality settings expandable
area when recoding DVD to file:
Drop-down menu
Bit rate mode
Defines what kind of bit rate Nero Recode is using.
Constant bit rate (CBR): Specifies a constant bit rate, i.e., the data
flow per unit of time and thus the quantity of the saved data is the
same over the entire media file.
Variable bit rate (VBR): Specifies a variable bit rate, i.e., the data
flow per unit of time and thus the quantity of the saved data adapts to
the dynamics of the media file. The bit rate, for example, can be
lowered at quieter points in the track.
VBR is not available when quality is set to Fit to target, because
VBR does not allow a precise target size estimation.
Average bit rate (ABR): Specifies an average bit rate, i.e. the data
flow per unit of time and thus the quantity of the saved data adapts to
the dynamics of the media file but the average bit rate tends to the
defined value. In principle it is a variable bit rate with a limited bit
band width and thus combining the advantages of the variable and
the constant bit rate.