diff options
| -rw-r--r-- | alsoftrc.sample | 2 | ||||
| -rw-r--r-- | docs/hrtf.txt | 4 | ||||
| -rw-r--r-- | hrtf/Default HRTF.mhr | bin | 80353 -> 159841 bytes |
3 files changed, 2 insertions, 4 deletions
diff --git a/alsoftrc.sample b/alsoftrc.sample index 642eedf1..dff355fb 100644 --- a/alsoftrc.sample +++ b/alsoftrc.sample @@ -139,7 +139,7 @@ # Specifies the impulse response size, in samples, for the HRTF filter. Larger # values increase the filter quality, while smaller values reduce processing # cost. A value of 0 (default) uses the full filter size in the dataset, and -# the default dataset has a filter size of 32 samples at 44.1khz. +# the default dataset has a filter size of 64 samples at 48khz. #hrtf-size = 0 ## default-hrtf: diff --git a/docs/hrtf.txt b/docs/hrtf.txt index 7a1a500f..0ea27caa 100644 --- a/docs/hrtf.txt +++ b/docs/hrtf.txt @@ -73,9 +73,7 @@ calculation (ie. left = angle, right = 360-angle). The actual coefficients follow. Each coefficient is a signed 24-bit sample. Stereo HRTFs interleave left/right ear coefficients. The HRIRs must be minimum-phase. This allows the use of a smaller filter length, reducing -computation. For reference, the default data set uses a 32-point filter while -even the smallest data set provided by MIT used a 128-sample filter (a 4x -reduction by applying minimum-phase reconstruction). +computation. After the coefficients is an array of unsigned 8-bit delay values as 6.2 fixed- point integers, one for each HRIR (with stereo HRTFs interleaving left/right diff --git a/hrtf/Default HRTF.mhr b/hrtf/Default HRTF.mhr Binary files differindex 516a6786..49551675 100644 --- a/hrtf/Default HRTF.mhr +++ b/hrtf/Default HRTF.mhr |