diff mbox series

[5/5] audio: fix saturation nonlinearity in clip_* functions

Message ID 20200302191004.5991-5-vr_qemu@t-online.de (mailing list archive)
State New, archived
Headers show
Series mostly changes related to audio float samples | expand

Commit Message

Volker Rümelin March 2, 2020, 7:10 p.m. UTC 
The current positive limit for the saturation nonlinearity is
only correct if the type of the result has 8 bits or less.

Signed-off-by: Volker Rümelin <vr_qemu@t-online.de>
---
 audio/mixeng_template.h | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/audio/mixeng_template.h b/audio/mixeng_template.h
index fc8e1d4d9e..bc8509e423 100644
--- a/audio/mixeng_template.h
+++ b/audio/mixeng_template.h
@@ -83,10 +83,9 @@  static inline int64_t glue (conv_, ET) (IN_T v)
 
 static inline IN_T glue (clip_, ET) (int64_t v)
 {
-    if (v >= 0x7f000000) {
+    if (v >= 0x7fffffffLL) {
         return IN_MAX;
-    }
-    else if (v < -2147483648LL) {
+    } else if (v < -2147483648LL) {
         return IN_MIN;
     }