1 files changed, 5 insertions, 5 deletions

diff --git a/src/mixer.c b/src/mixer.c
index ba40215..001c765 100644
--- a/src/mixer.c
+++ b/src/mixer.c
@@ -27,8 +27,8 @@ static void mixer_apply_mono_to_stereo(int16_t *dest,
     size_t i;
 
     for (i=0; i<count; i++) {
-        dest[i]   += src[i];
-        dest[i+1] += src[i];
+        dest[i*2]   += bias_l * src[i];
+        dest[i*2+1] += bias_r * src[i];
     }
 }
 
@@ -40,8 +40,8 @@ static void mixer_apply_stereo_to_stereo(int16_t *dest,
     size_t i;
 
     for (i=0; i<count; i++) {
-        dest[i]   += src[i];
-        dest[i+1] += src[i+1];
+        dest[i*2]   += bias_l * src[i*2];
+        dest[i*2+1] += bias_r * src[i*2+1];
     }
 }
 
@@ -53,7 +53,7 @@ static void mixer_apply_stereo_to_mono(int16_t *dest,
     size_t i;
 
     for (i=0; i<count; i++) {
-        dest[i] += (src[i] + src[i+1]) / 2;
+        dest[i] += (src[i*2] + src[i*2+1]) / 2;
     }
 }