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h264: change underread for 10bit QPEL to overread.
author
Ronald S. Bultje
<rsbultje@gmail.com>
Sun, 26 Feb 2012 01:24:56 +0000
(17:24 -0800)
committer
Ronald S. Bultje
<rsbultje@gmail.com>
Fri, 2 Mar 2012 18:33:05 +0000
(10:33 -0800)
This prevents us from reading before the start of the buffer, and thus
prevents crashes resulting from this behaviour. Fixes bug 237.
libavcodec/x86/h264_qpel_10bit.asm
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diff --git
a/libavcodec/x86/h264_qpel_10bit.asm
b/libavcodec/x86/h264_qpel_10bit.asm
index
51412e3
..
bdacf9f
100644
(file)
--- a/
libavcodec/x86/h264_qpel_10bit.asm
+++ b/
libavcodec/x86/h264_qpel_10bit.asm
@@
-619,7
+619,7
@@
MC MC33
%define PAD 12
%define COUNT 2
%else
-%define PAD
0
+%define PAD
4
%define COUNT 3
%endif
put_hv%2_10_%1: