Reduce complexity of sinc interpolation

diff --git a/m17codec2/src/lib.rs b/m17codec2/src/lib.rs
index c466ef2f5614afa64bc03938b03029b23a88325c..0c32a5b8669fd612159a79751710e18c549e5f88 100644 (file)
--- a/m17codec2/src/lib.rs
+++ b/m17codec2/src/lib.rs
@@ -106,7 +106,7 @@ impl StreamAdapter for Codec2Adapter {
             let params = SincInterpolationParameters {
                 sinc_len: 256,
                 f_cutoff: 0.95,
             let params = SincInterpolationParameters {
                 sinc_len: 256,
                 f_cutoff: 0.95,

-                oversampling_factor: 256,
+                oversampling_factor: 128,

                 interpolation: rubato::SincInterpolationType::Cubic,
                 window: rubato::WindowFunction::BlackmanHarris2,
             };
                 interpolation: rubato::SincInterpolationType::Cubic,
                 window: rubato::WindowFunction::BlackmanHarris2,
             };