jepler/circuitpython
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

Avoid processing sample if filter is None.

Browse source
This commit is contained in:
dcooperdalrymple 2024-10-22 12:09:07 -05:00
parent 1bf400d2dd
commit db540c67ec
1 changed files with 1 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
shared-module/audiofilters/Filter.c
View file

@ -212,7 +212,7 @@ audioio_get_buffer_result_t audiofilters_filter_get_buffer(audiofilters_filter_o
int16_t *sample_src = (int16_t *)self->sample_remaining_buffer; // for 16-bit samples
int8_t *sample_hsrc = (int8_t *)self->sample_remaining_buffer; // for 8-bit samples
if (mix <= 0.01) { // if mix is zero pure sample only
if (mix <= 0.01 || self->filter_obj == mp_const_none) { // if mix is zero pure sample only or no biquad filter object is provided
for (uint32_t i = 0; i < n; i++) {
if (MP_LIKELY(self->bits_per_sample == 16)) {
word_buffer[i] = sample_src[i];