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argv types (XTRACT_FLOAT, XTRACT_INT) and pass the correct data type
to the xtract[]() function
- Added xtract_flatness_db() details to descriptors.c
- Fixes to tonality and xtract_subbands descriptors
- Added Pd examples for 'subband mean' and tonality calculated using subbands
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documentation and error checking to avoid problems
- Added xtract_is_denormal() helper function and XTRACT_DENORMAL_FOUND
return code
- Replaced all instances of log, sqrt, exp etc. with respective
floating point counterparts (logf etc.)
- Added check for architecture endianness to configure script
- Bug fix to PD example, now no longer crashes if no arguments are
given
- Minor documentation updates
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- Fixed omission in xtract_bark_coefficients that was causing the output to be complete b/s! This fixed bark_coeffs and loudness feature which depends on it
- Changes to descriptor API: added is_delta and id. id corresponds to value in xtract_features_ enum and is useful for programmatic conversions between id and name string.
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- subframe-test.pd added
- fix to a_blockswap~.pd
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the magnitude/power coeffificients
- Removed duplicate code block (argc assignment) from descriptors.c
- Added some extra documentation to libxtract.h
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cases is switch conditionals
- Added LPC and LPCC extraction functions. LPC implements Durbin method as described in Rabiner and Juang and implemented in Dr. Dobbs 1994 edition by Jutta Degener
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