From 60c1097c987fb516474cdae9f1f9d2bab6c3c6f1 Mon Sep 17 00:00:00 2001 From: Dimitri Sokolyuk Date: Thu, 18 Sep 2014 15:49:38 +0000 Subject: add normalization --- alsa.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'alsa.c') diff --git a/alsa.c b/alsa.c index 881246f..e311ed5 100644 --- a/alsa.c +++ b/alsa.c @@ -17,6 +17,7 @@ #include #include +#include #include #include @@ -92,9 +93,10 @@ read_sio(double *left, double *right, size_t n) data = (struct data *)&buffer[samples - n]; + /* split and normalize */ for (i = 0; i < n; i++) { - left[i] = data[i].left; - right[i] = data[i].right; + left[i] = data[i].left / (double)INT16_MAX; + right[i] = data[i].right / (double)INT16_MAX; } return n; -- cgit v1.2.3