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3 Commits (b3b4d728f97ae0248eb3a722168b3204fd43cd15)

Author SHA1 Message Date
Christopher Snowhill c208f60da4 [HRIR Convolver] Rewrite to use PFFFT float 
Replace overlap-add vDSP/Accelerate implementation with a faster PFFFT
overlap-save implementation, using fewer FFT steps as well.

Signed-off-by: Christopher Snowhill <kode54@gmail.com>
 2022-06-06 08:18:33 -07:00
Christopher Snowhill 50342891af [Convolver] Normalize HRTF impulse when resampling 
When resampling the impulse according to the playback rate, it becomes
necessary to normalize the resulting impulse by the inverse of the
sample ratio, as resampling adds more or less loudness by virtue of
interpolating samples.

Signed-off-by: Christopher Snowhill <kode54@gmail.com>
 2022-05-30 01:39:12 -07:00
Christopher Snowhill 777ab28d6a Replaced libsoxr with r8brain free source 
Replaced the free SoX resampler with the r8brain resampler source, which
is also free.

Signed-off-by: Christopher Snowhill <kode54@gmail.com>
 2022-03-04 02:07:38 -08:00