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4
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2answers
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LAME: Why is a lowpass filter used with --preset insane

After analysing various converted mp3's I've found out that the LAME encoder uses a lowpass filter for the insane preset (CBR 320), but the filter seems to be disabled for the extreme preset (VBR V0). ...
2
votes
1answer
1k views

LAME bitrate and lowpass filters

Is there a formula or chart that specifies what lowpass filter LAME will automatically invoke for certain bitrates? I've looked around the net and can't find anything on this. And is there a specific ...