diff options
| -rw-r--r-- | libavcodec/acelp_filters.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavcodec/acelp_filters.c b/libavcodec/acelp_filters.c index 83db0efc8a..59db6497f6 100644 --- a/libavcodec/acelp_filters.c +++ b/libavcodec/acelp_filters.c @@ -156,6 +156,8 @@ void ff_acelp_high_pass_filter( tmp += (hpf_f[1]* -7667LL)>>13; tmp += 7699 * (in[i] - 2*in[i-1] + in[i-2]); + /* With "+0x800" rounding, clipping is needed + for ALGTHM and SPEECH tests. */ out[i] = av_clip_int16((tmp + 0x800) >> 12); hpf_f[1] = hpf_f[0]; |