Displaying 2 results from an estimated 2 matches for "tomel".
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tomeu
2000 Nov 26
2
References for the BARK/MEL stuff
Could someone point me to the BARK/MEL tables that these macros (from vorbis/scales.h) are trying to approximate?
#define toBARK(f) (13.1*atan(.00074*(f))+2.24*atan((f)*(f)*1.85e-8)+1e-4*(f))
#define fromBARK(z) (102.*(z)-2.*pow(z,2.)+.4*pow(z,3)+pow(1.46,z)-1.)
#define toMEL(f) (log(1.+(f)*.001)*1442.695)
#define fromMEL(m) (1000.*exp((m)/1442.695)-1000.)
I was wondering if I could come up with different functions that were easier to compute that would still be good approximations (also, can anyone comment on what a good metric is for judging the 'goodness...
2000 Dec 21
6
oggenc: feature request
I have a small feature request for oggenc:
Can a command line option be added to allow the user to set the first
serial number to be used for the output ogg stream?
This only takes a few lines of code, actually.
Rationale: it is quite helpful for debugging other encoders. If oggenc is
the "reference" encoder, ensuring that your new whiz-bang encoder has
diffable output to oggenc is a