ffmpeg | branch: master | James Almer <jamr...@gmail.com> | Mon Jul 28 21:11:49 2014 -0300| [4f91bb0ff0bd8732baeeba4c9f3a96780151a6da] | committer: Michael Niedermayer
x86/hevc_deblock: use psignw instead of pmullw where possible It's slightly faster Signed-off-by: James Almer <jamr...@gmail.com> Signed-off-by: Michael Niedermayer <michae...@gmx.at> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=4f91bb0ff0bd8732baeeba4c9f3a96780151a6da --- libavcodec/x86/hevc_deblock.asm | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/libavcodec/x86/hevc_deblock.asm b/libavcodec/x86/hevc_deblock.asm index ecebd36..e38181d 100644 --- a/libavcodec/x86/hevc_deblock.asm +++ b/libavcodec/x86/hevc_deblock.asm @@ -324,7 +324,11 @@ ALIGN 16 movd m4, [tcq+4]; tc1 punpcklwd m4, m4 shufps m6, m4, 0; tc0, tc1 +%if cpuflag(ssse3) + psignw m4, m6, [pw_m1]; -tc0, -tc1 +%else pmullw m4, m6, [pw_m1]; -tc0, -tc1 +%endif ;end tc calculations paddw m5, [pw_4]; +4 @@ -609,7 +613,11 @@ ALIGN 16 pminsw m12, m9; av_clip(delta0, -tc, tc) psraw m9, 1; tc -> tc / 2 +%if cpuflag(ssse3) + psignw m14, m9, [pw_m1]; -tc / 2 +%else pmullw m14, m9, [pw_m1]; -tc / 2 +%endif pavgw m15, m1, m3; (p2 + p0 + 1) >> 1 psubw m15, m2; ((p2 + p0 + 1) >> 1) - p1 _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
