[FFmpeg-cvslog] x86/vf_blend: add sse and ssse3 extremity functions
James Almer
git at videolan.org
Tue Jun 27 19:51:35 EEST 2017
ffmpeg | branch: master | James Almer <jamrial at gmail.com> | Tue Jun 27 12:27:10 2017 -0300| [fa50d9360ba36ba2ee8f85f2c59e8d6af20e833a] | committer: James Almer
x86/vf_blend: add sse and ssse3 extremity functions
Reviewed-by: Paul B Mahol <onemda at gmail.com>
Signed-off-by: James Almer <jamrial at gmail.com>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=fa50d9360ba36ba2ee8f85f2c59e8d6af20e833a
---
libavfilter/x86/vf_blend.asm | 25 +++++++++++++++++++++++++
libavfilter/x86/vf_blend_init.c | 4 ++++
tests/checkasm/vf_blend.c | 1 +
3 files changed, 30 insertions(+)
diff --git a/libavfilter/x86/vf_blend.asm b/libavfilter/x86/vf_blend.asm
index 33b1ad1496..25f6f5affc 100644
--- a/libavfilter/x86/vf_blend.asm
+++ b/libavfilter/x86/vf_blend.asm
@@ -286,6 +286,31 @@ BLEND_INIT difference, 3
jl .loop
BLEND_END
+BLEND_INIT extremity, 8
+ pxor m2, m2
+ mova m4, [pw_255]
+.nextrow:
+ mov xq, widthq
+
+ .loop:
+ movu m0, [topq + xq]
+ movu m1, [bottomq + xq]
+ punpckhbw m5, m0, m2
+ punpcklbw m0, m2
+ punpckhbw m6, m1, m2
+ punpcklbw m1, m2
+ psubw m3, m4, m0
+ psubw m7, m4, m5
+ psubw m3, m1
+ psubw m7, m6
+ ABS1 m3, m1
+ ABS1 m7, m6
+ packuswb m3, m7
+ mova [dstq + xq], m3
+ add xq, mmsize
+ jl .loop
+BLEND_END
+
BLEND_INIT negation, 5
pxor m2, m2
mova m4, [pw_255]
diff --git a/libavfilter/x86/vf_blend_init.c b/libavfilter/x86/vf_blend_init.c
index 96fe3d8baa..71f9b0a685 100644
--- a/libavfilter/x86/vf_blend_init.c
+++ b/libavfilter/x86/vf_blend_init.c
@@ -47,6 +47,8 @@ BLEND_FUNC(subtract, sse2)
BLEND_FUNC(xor, sse2)
BLEND_FUNC(difference, sse2)
BLEND_FUNC(difference, ssse3)
+BLEND_FUNC(extremity, sse2)
+BLEND_FUNC(extremity, ssse3)
BLEND_FUNC(negation, sse2)
BLEND_FUNC(negation, ssse3)
@@ -72,12 +74,14 @@ av_cold void ff_blend_init_x86(FilterParams *param, int is_16bit)
case BLEND_SUBTRACT: param->blend = ff_blend_subtract_sse2; break;
case BLEND_XOR: param->blend = ff_blend_xor_sse2; break;
case BLEND_DIFFERENCE: param->blend = ff_blend_difference_sse2; break;
+ case BLEND_EXTREMITY: param->blend = ff_blend_extremity_sse2; break;
case BLEND_NEGATION: param->blend = ff_blend_negation_sse2; break;
}
}
if (EXTERNAL_SSSE3(cpu_flags) && param->opacity == 1 && !is_16bit) {
switch (param->mode) {
case BLEND_DIFFERENCE: param->blend = ff_blend_difference_ssse3; break;
+ case BLEND_EXTREMITY: param->blend = ff_blend_extremity_ssse3; break;
case BLEND_NEGATION: param->blend = ff_blend_negation_ssse3; break;
}
}
diff --git a/tests/checkasm/vf_blend.c b/tests/checkasm/vf_blend.c
index aa568c0de0..4e018ac69e 100644
--- a/tests/checkasm/vf_blend.c
+++ b/tests/checkasm/vf_blend.c
@@ -117,6 +117,7 @@ void checkasm_check_blend(void)
check_and_report(subtract, BLEND_SUBTRACT)
check_and_report(xor, BLEND_XOR)
check_and_report(difference, BLEND_DIFFERENCE)
+ check_and_report(extremity, BLEND_EXTREMITY)
check_and_report(negation, BLEND_NEGATION)
report("8bit");
More information about the ffmpeg-cvslog
mailing list