Minimum number of samples to filter at once. If filter_frame() is
called with fewer samples, it will accumulate them in partial_buf.
This field and the related ones must not be changed after filtering
has started.
If 0, all related fields are ignored.
Minimum number of samples to filter at once. If filter_frame() is called with fewer samples, it will accumulate them in partial_buf. This field and the related ones must not be changed after filtering has started. If 0, all related fields are ignored.