[FFmpeg-cvslog] avfilter/x86/vf_interlace: always use unaligned movs
Marton Balint
git at videolan.org
Sun Dec 15 01:25:12 EET 2019
ffmpeg | branch: master | Marton Balint <cus at passwd.hu> | Fri Dec 6 23:01:27 2019 +0100| [1f8e43938bc2cc43ab1a875456aea373e0b587b9] | committer: Marton Balint
avfilter/x86/vf_interlace: always use unaligned movs
Fixes crashes in command lines such as:
ffmpeg -f lavfi -i testsrc2=704x576:r=50,interlace,pad=720:576:8 -f null none
Related to ticket #6491.
Signed-off-by: Marton Balint <cus at passwd.hu>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=1f8e43938bc2cc43ab1a875456aea373e0b587b9
---
libavfilter/x86/vf_interlace.asm | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/libavfilter/x86/vf_interlace.asm b/libavfilter/x86/vf_interlace.asm
index a6c65b805d..f4a405c754 100644
--- a/libavfilter/x86/vf_interlace.asm
+++ b/libavfilter/x86/vf_interlace.asm
@@ -49,7 +49,7 @@ SECTION .text
pxor m2, m6, [srcq+hq]
pavg%1 m0, m2
pxor m0, m6
- mova [dstq+hq], m0
+ movu [dstq+hq], m0
add hq, mmsize
jge .end
@@ -66,8 +66,8 @@ SECTION .text
pavg%1 m1, m3
pxor m0, m6
pxor m1, m6
- mova [dstq+hq], m0
- mova [dstq+hq+mmsize], m1
+ movu [dstq+hq], m0
+ movu [dstq+hq+mmsize], m1
add hq, 2*mmsize
jl .loop
@@ -140,7 +140,7 @@ cglobal lowpass_line_complex, 5, 5, 8, dst, h, src, mref, pref
pand m0, m6
pandn m6, m1
por m0, m6
- mova [dstq], m0
+ movu [dstq], m0
add dstq, mmsize
add srcq, mmsize
@@ -201,8 +201,8 @@ cglobal lowpass_line_complex_12, 5, 5, 8, 16, dst, h, src, mref, pref, clip_max
pandn m7, m3
por m0, m6
por m1, m7
- mova [dstq], m0
- mova [dstq+mmsize], m1
+ movu [dstq], m0
+ movu [dstq+mmsize], m1
add dstq, 2*mmsize
add srcq, 2*mmsize
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