[FFmpeg-cvslog] h264: fix ssse3 biweight code with weights of 128

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Sat Nov  5 21:37:44 2011 +0100| [fb2288834ba8a51e8934cfe8b82ac468144a34df] | committer: Michael Niedermayer

h264: fix ssse3 biweight code with weights of 128

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=fb2288834ba8a51e8934cfe8b82ac468144a34df
---

 libavcodec/x86/h264_weight.asm |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)

diff --git a/libavcodec/x86/h264_weight.asm b/libavcodec/x86/h264_weight.asm
index cc96cb1..9bfa8f0 100644
--- a/libavcodec/x86/h264_weight.asm
+++ b/libavcodec/x86/h264_weight.asm
@@ -257,6 +257,13 @@ BIWEIGHT_FUNC_HALF_MM 8, 8, sse2
     add  off_regd, 1
     or   off_regd, 1
     add        r4, 1
+    cmp        r5, 128
+     jne .normal
+    sar        r5, 1
+    sar        r6, 1
+    sar  off_regd, 1
+    sub        r4, 1
+.normal
     movd       m4, r5d
     movd       m0, r6d
     movd       m5, off_regd