Grass Valley ProCoder 3 - Manual (Page 150)

150
ProCoder 3
MP3 Audio Target
Common Options
See Common Target Options.
MP3 Audio-specific options
Audio
Channels
Displays the channel mode.
Bitrate Type
Select the bitrate control type here.
CBR(Constant Bitrate) Encodes using a constant average bitrate. Quality may vary
depending on the complexity of the source.
VBR(Variable Bitrate) Encodes using variable bitrate. The specified audio bitrate defines
the base or average bitrate.
Audio Quality
Sets the encoding quality level here. The higher the quality, the slower the encoding
process.
Quality/Speed
The Quality/Speed setting determines the quality vs speed trade-off the encoder uses.
Highest Quality Optimize encoding for the highest quality.
High Quality Balance encoding speed versus quality.
High Speed Optimize encoding for the highest speed.
Copyright
Enable this option to indicate the audio is copyrighted. The flag is informational.
Original Flag
Enable this option to indicate the audio is an original work. The flag is informational.
Notes
MP3 does not stand for MPEG-3, it stands for MPEG-1 Layer III audio. There is no
MPEG-3 format specification.
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