[FFmpeg-cvslog] avfilter/vf_blend: add x86 SIMD for some modes
Paul B Mahol
git at videolan.org
Sat Oct 3 21:27:42 CEST 2015
ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com> | Fri Oct 2 17:22:42 2015 +0200| [9762554dd0e9116d28169f602380e7ccd2949ac5] | committer: Paul B Mahol
avfilter/vf_blend: add x86 SIMD for some modes
Signed-off-by: Paul B Mahol <onemda at gmail.com>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=9762554dd0e9116d28169f602380e7ccd2949ac5
---
libavfilter/blend.h | 70 ++++++++
libavfilter/vf_blend.c | 100 ++++-------
libavfilter/x86/Makefile | 4 +
libavfilter/x86/vf_blend.asm | 367 +++++++++++++++++++++++++++++++++++++++
libavfilter/x86/vf_blend_init.c | 122 +++++++++++++
5 files changed, 592 insertions(+), 71 deletions(-)
diff --git a/libavfilter/blend.h b/libavfilter/blend.h
new file mode 100644
index 0000000..c22ecd2
--- /dev/null
+++ b/libavfilter/blend.h
@@ -0,0 +1,70 @@
+/*
+ * Copyright (c) 2013 Paul B Mahol
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "libavutil/eval.h"
+#include "avfilter.h"
+
+enum BlendMode {
+ BLEND_UNSET = -1,
+ BLEND_NORMAL,
+ BLEND_ADDITION,
+ BLEND_AND,
+ BLEND_AVERAGE,
+ BLEND_BURN,
+ BLEND_DARKEN,
+ BLEND_DIFFERENCE,
+ BLEND_DIFFERENCE128,
+ BLEND_DIVIDE,
+ BLEND_DODGE,
+ BLEND_EXCLUSION,
+ BLEND_HARDLIGHT,
+ BLEND_LIGHTEN,
+ BLEND_MULTIPLY,
+ BLEND_NEGATION,
+ BLEND_OR,
+ BLEND_OVERLAY,
+ BLEND_PHOENIX,
+ BLEND_PINLIGHT,
+ BLEND_REFLECT,
+ BLEND_SCREEN,
+ BLEND_SOFTLIGHT,
+ BLEND_SUBTRACT,
+ BLEND_VIVIDLIGHT,
+ BLEND_XOR,
+ BLEND_HARDMIX,
+ BLEND_LINEARLIGHT,
+ BLEND_GLOW,
+ BLEND_ADDITION128,
+ BLEND_NB
+};
+
+typedef struct FilterParams {
+ enum BlendMode mode;
+ double opacity;
+ AVExpr *e;
+ char *expr_str;
+ void (*blend)(const uint8_t *top, ptrdiff_t top_linesize,
+ const uint8_t *bottom, ptrdiff_t bottom_linesize,
+ uint8_t *dst, ptrdiff_t dst_linesize,
+ int width, int start, int end,
+ struct FilterParams *param, double *values);
+} FilterParams;
+
+void ff_blend_init_x86(FilterParams *param, int is_16bit);
diff --git a/libavfilter/vf_blend.c b/libavfilter/vf_blend.c
index f6a649b..b19eb6b 100644
--- a/libavfilter/vf_blend.c
+++ b/libavfilter/vf_blend.c
@@ -28,69 +28,12 @@
#include "internal.h"
#include "dualinput.h"
#include "video.h"
+#include "blend.h"
#define TOP 0
#define BOTTOM 1
-enum BlendMode {
- BLEND_UNSET = -1,
- BLEND_NORMAL,
- BLEND_ADDITION,
- BLEND_AND,
- BLEND_AVERAGE,
- BLEND_BURN,
- BLEND_DARKEN,
- BLEND_DIFFERENCE,
- BLEND_DIFFERENCE128,
- BLEND_DIVIDE,
- BLEND_DODGE,
- BLEND_EXCLUSION,
- BLEND_HARDLIGHT,
- BLEND_LIGHTEN,
- BLEND_MULTIPLY,
- BLEND_NEGATION,
- BLEND_OR,
- BLEND_OVERLAY,
- BLEND_PHOENIX,
- BLEND_PINLIGHT,
- BLEND_REFLECT,
- BLEND_SCREEN,
- BLEND_SOFTLIGHT,
- BLEND_SUBTRACT,
- BLEND_VIVIDLIGHT,
- BLEND_XOR,
- BLEND_HARDMIX,
- BLEND_LINEARLIGHT,
- BLEND_GLOW,
- BLEND_ADDITION128,
- BLEND_NB
-};
-
-static const char *const var_names[] = { "X", "Y", "W", "H", "SW", "SH", "T", "N", "A", "B", "TOP", "BOTTOM", NULL };
-enum { VAR_X, VAR_Y, VAR_W, VAR_H, VAR_SW, VAR_SH, VAR_T, VAR_N, VAR_A, VAR_B, VAR_TOP, VAR_BOTTOM, VAR_VARS_NB };
-
-typedef struct FilterParams {
- enum BlendMode mode;
- double opacity;
- AVExpr *e;
- char *expr_str;
- void (*blend)(const uint8_t *top, int top_linesize,
- const uint8_t *bottom, int bottom_linesize,
- uint8_t *dst, int dst_linesize,
- int width, int start, int end,
- struct FilterParams *param, double *values);
-} FilterParams;
-
-typedef struct ThreadData {
- const AVFrame *top, *bottom;
- AVFrame *dst;
- AVFilterLink *inlink;
- int plane;
- int w, h;
- FilterParams *param;
-} ThreadData;
-
-typedef struct {
+typedef struct BlendContext {
const AVClass *class;
FFDualInputContext dinput;
int hsub, vsub; ///< chroma subsampling values
@@ -104,6 +47,18 @@ typedef struct {
AVFrame *prev_frame; /* only used with tblend */
} BlendContext;
+static const char *const var_names[] = { "X", "Y", "W", "H", "SW", "SH", "T", "N", "A", "B", "TOP", "BOTTOM", NULL };
+enum { VAR_X, VAR_Y, VAR_W, VAR_H, VAR_SW, VAR_SH, VAR_T, VAR_N, VAR_A, VAR_B, VAR_TOP, VAR_BOTTOM, VAR_VARS_NB };
+
+typedef struct ThreadData {
+ const AVFrame *top, *bottom;
+ AVFrame *dst;
+ AVFilterLink *inlink;
+ int plane;
+ int w, h;
+ FilterParams *param;
+} ThreadData;
+
#define COMMON_OPTIONS \
{ "c0_mode", "set component #0 blend mode", OFFSET(params[0].mode), AV_OPT_TYPE_INT, {.i64=0}, 0, BLEND_NB-1, FLAGS, "mode"},\
{ "c1_mode", "set component #1 blend mode", OFFSET(params[1].mode), AV_OPT_TYPE_INT, {.i64=0}, 0, BLEND_NB-1, FLAGS, "mode"},\
@@ -162,9 +117,9 @@ static const AVOption blend_options[] = {
AVFILTER_DEFINE_CLASS(blend);
-static void blend_normal(const uint8_t *top, int top_linesize,
- const uint8_t *bottom, int bottom_linesize,
- uint8_t *dst, int dst_linesize,
+static void blend_normal(const uint8_t *top, ptrdiff_t top_linesize,
+ const uint8_t *bottom, ptrdiff_t bottom_linesize,
+ uint8_t *dst, ptrdiff_t dst_linesize,
int width, int start, int end,
FilterParams *param, double *values)
{
@@ -172,9 +127,9 @@ static void blend_normal(const uint8_t *top, int top_linesize,
}
#define DEFINE_BLEND8(name, expr) \
-static void blend_## name##_8bit(const uint8_t *top, int top_linesize, \
- const uint8_t *bottom, int bottom_linesize, \
- uint8_t *dst, int dst_linesize, \
+static void blend_## name##_8bit(const uint8_t *top, ptrdiff_t top_linesize, \
+ const uint8_t *bottom, ptrdiff_t bottom_linesize, \
+ uint8_t *dst, ptrdiff_t dst_linesize, \
int width, int start, int end, \
FilterParams *param, double *values) \
{ \
@@ -192,9 +147,9 @@ static void blend_## name##_8bit(const uint8_t *top, int top_linesize, \
}
#define DEFINE_BLEND16(name, expr) \
-static void blend_## name##_16bit(const uint8_t *_top, int top_linesize, \
- const uint8_t *_bottom, int bottom_linesize, \
- uint8_t *_dst, int dst_linesize, \
+static void blend_## name##_16bit(const uint8_t *_top, ptrdiff_t top_linesize, \
+ const uint8_t *_bottom, ptrdiff_t bottom_linesize, \
+ uint8_t *_dst, ptrdiff_t dst_linesize, \
int width, int start, int end, \
FilterParams *param, double *values) \
{ \
@@ -294,9 +249,9 @@ DEFINE_BLEND16(vividlight, (A < 32768) ? BURN(2 * A, B) : DODGE(2 * (A - 32768),
DEFINE_BLEND16(linearlight,av_clip_uint16((B < 32768) ? B + 2 * A - 65535 : B + 2 * (A - 32768)))
#define DEFINE_BLEND_EXPR(type, name, div) \
-static void blend_expr_## name(const uint8_t *_top, int top_linesize, \
- const uint8_t *_bottom, int bottom_linesize, \
- uint8_t *_dst, int dst_linesize, \
+static void blend_expr_## name(const uint8_t *_top, ptrdiff_t top_linesize, \
+ const uint8_t *_bottom, ptrdiff_t bottom_linesize, \
+ uint8_t *_dst, ptrdiff_t dst_linesize, \
int width, int start, int end, \
FilterParams *param, double *values) \
{ \
@@ -515,6 +470,9 @@ static int config_output(AVFilterLink *outlink)
case BLEND_XOR: param->blend = is_16bit ? blend_xor_16bit : blend_xor_8bit; break;
}
+ if (ARCH_X86)
+ ff_blend_init_x86(param, is_16bit);
+
if (s->all_expr && !param->expr_str) {
param->expr_str = av_strdup(s->all_expr);
if (!param->expr_str)
diff --git a/libavfilter/x86/Makefile b/libavfilter/x86/Makefile
index db072cd..57b413f 100644
--- a/libavfilter/x86/Makefile
+++ b/libavfilter/x86/Makefile
@@ -1,3 +1,4 @@
+OBJS-$(CONFIG_BLEND_FILTER) += x86/vf_blend_init.o
OBJS-$(CONFIG_EQ_FILTER) += x86/vf_eq.o
OBJS-$(CONFIG_FSPP_FILTER) += x86/vf_fspp_init.o
OBJS-$(CONFIG_GRADFUN_FILTER) += x86/vf_gradfun_init.o
@@ -12,10 +13,12 @@ OBJS-$(CONFIG_PULLUP_FILTER) += x86/vf_pullup_init.o
OBJS-$(CONFIG_REMOVEGRAIN_FILTER) += x86/vf_removegrain_init.o
OBJS-$(CONFIG_SPP_FILTER) += x86/vf_spp.o
OBJS-$(CONFIG_SSIM_FILTER) += x86/vf_ssim_init.o
+OBJS-$(CONFIG_TBLEND_FILTER) += x86/vf_blend_init.o
OBJS-$(CONFIG_TINTERLACE_FILTER) += x86/vf_tinterlace_init.o
OBJS-$(CONFIG_VOLUME_FILTER) += x86/af_volume_init.o
OBJS-$(CONFIG_YADIF_FILTER) += x86/vf_yadif_init.o
+YASM-OBJS-$(CONFIG_BLEND_FILTER) += x86/vf_blend.o
YASM-OBJS-$(CONFIG_FSPP_FILTER) += x86/vf_fspp.o
YASM-OBJS-$(CONFIG_GRADFUN_FILTER) += x86/vf_gradfun.o
YASM-OBJS-$(CONFIG_HQDN3D_FILTER) += x86/vf_hqdn3d.o
@@ -29,6 +32,7 @@ ifdef CONFIG_GPL
YASM-OBJS-$(CONFIG_REMOVEGRAIN_FILTER) += x86/vf_removegrain.o
endif
YASM-OBJS-$(CONFIG_SSIM_FILTER) += x86/vf_ssim.o
+YASM-OBJS-$(CONFIG_TBLEND_FILTER) += x86/vf_blend.o
YASM-OBJS-$(CONFIG_TINTERLACE_FILTER) += x86/vf_interlace.o
YASM-OBJS-$(CONFIG_VOLUME_FILTER) += x86/af_volume.o
YASM-OBJS-$(CONFIG_YADIF_FILTER) += x86/vf_yadif.o x86/yadif-16.o x86/yadif-10.o
diff --git a/libavfilter/x86/vf_blend.asm b/libavfilter/x86/vf_blend.asm
new file mode 100644
index 0000000..167e72b
--- /dev/null
+++ b/libavfilter/x86/vf_blend.asm
@@ -0,0 +1,367 @@
+;*****************************************************************************
+;* x86-optimized functions for blend filter
+;*
+;* Copyright (C) 2015 Paul B Mahol
+;*
+;* This file is part of FFmpeg.
+;*
+;* FFmpeg is free software; you can redistribute it and/or
+;* modify it under the terms of the GNU Lesser General Public
+;* License as published by the Free Software Foundation; either
+;* version 2.1 of the License, or (at your option) any later version.
+;*
+;* FFmpeg is distributed in the hope that it will be useful,
+;* but WITHOUT ANY WARRANTY; without even the implied warranty of
+;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+;* Lesser General Public License for more details.
+;*
+;* You should have received a copy of the GNU Lesser General Public
+;* License along with FFmpeg; if not, write to the Free Software
+;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+;******************************************************************************
+
+%include "libavutil/x86/x86util.asm"
+
+%if ARCH_X86_64
+SECTION_RODATA
+
+pw_128: times 8 dw 128
+pw_255: times 8 dw 255
+
+SECTION .text
+
+INIT_XMM sse2
+cglobal blend_xor, 9, 10, 2, 0, top, top_linesize, bottom, bottom_linesize, dst, dst_linesize, width, start, end
+ add topq, widthq
+ add bottomq, widthq
+ add dstq, widthq
+ sub endq, startq
+ neg widthq
+.nextrow:
+ mov r10q, widthq
+ %define x r10q
+
+ .loop:
+ movu m0, [topq + x]
+ movu m1, [bottomq + x]
+ pxor m0, m1
+ mova [dstq + x], m0
+ add r10q, mmsize
+ jl .loop
+
+ add topq, top_linesizeq
+ add bottomq, bottom_linesizeq
+ add dstq, dst_linesizeq
+ sub endd, 1
+ jg .nextrow
+REP_RET
+
+cglobal blend_or, 9, 10, 2, 0, top, top_linesize, bottom, bottom_linesize, dst, dst_linesize, width, start, end
+ add topq, widthq
+ add bottomq, widthq
+ add dstq, widthq
+ sub endq, startq
+ neg widthq
+.nextrow:
+ mov r10q, widthq
+ %define x r10q
+
+ .loop:
+ movu m0, [topq + x]
+ movu m1, [bottomq + x]
+ por m0, m1
+ mova [dstq + x], m0
+ add r10q, mmsize
+ jl .loop
+
+ add topq, top_linesizeq
+ add bottomq, bottom_linesizeq
+ add dstq, dst_linesizeq
+ sub endd, 1
+ jg .nextrow
+REP_RET
+
+cglobal blend_and, 9, 10, 2, 0, top, top_linesize, bottom, bottom_linesize, dst, dst_linesize, width, start, end
+ add topq, widthq
+ add bottomq, widthq
+ add dstq, widthq
+ sub endq, startq
+ neg widthq
+.nextrow:
+ mov r10q, widthq
+ %define x r10q
+
+ .loop:
+ movu m0, [topq + x]
+ movu m1, [bottomq + x]
+ pand m0, m1
+ mova [dstq + x], m0
+ add r10q, mmsize
+ jl .loop
+
+ add topq, top_linesizeq
+ add bottomq, bottom_linesizeq
+ add dstq, dst_linesizeq
+ sub endd, 1
+ jg .nextrow
+REP_RET
+
+cglobal blend_addition, 9, 10, 2, 0, top, top_linesize, bottom, bottom_linesize, dst, dst_linesize, width, start, end
+ add topq, widthq
+ add bottomq, widthq
+ add dstq, widthq
+ sub endq, startq
+ neg widthq
+.nextrow:
+ mov r10q, widthq
+ %define x r10q
+
+ .loop:
+ movu m0, [topq + x]
+ movu m1, [bottomq + x]
+ paddusb m0, m1
+ mova [dstq + x], m0
+ add r10q, mmsize
+ jl .loop
+
+ add topq, top_linesizeq
+ add bottomq, bottom_linesizeq
+ add dstq, dst_linesizeq
+ sub endd, 1
+ jg .nextrow
+REP_RET
+
+cglobal blend_subtract, 9, 10, 2, 0, top, top_linesize, bottom, bottom_linesize, dst, dst_linesize, width, start, end
+ add topq, widthq
+ add bottomq, widthq
+ add dstq, widthq
+ sub endq, startq
+ neg widthq
+.nextrow:
+ mov r10q, widthq
+ %define x r10q
+
+ .loop:
+ movu m0, [topq + x]
+ movu m1, [bottomq + x]
+ psubusb m0, m1
+ mova [dstq + x], m0
+ add r10q, mmsize
+ jl .loop
+
+ add topq, top_linesizeq
+ add bottomq, bottom_linesizeq
+ add dstq, dst_linesizeq
+ sub endd, 1
+ jg .nextrow
+REP_RET
+
+cglobal blend_difference128, 9, 10, 4, 0, top, top_linesize, bottom, bottom_linesize, dst, dst_linesize, width, start, end
+ add topq, widthq
+ add bottomq, widthq
+ add dstq, widthq
+ sub endq, startq
+ pxor m2, m2
+ mova m3, [pw_128]
+ neg widthq
+.nextrow:
+ mov r10q, widthq
+ %define x r10q
+
+ .loop:
+ movh m0, [topq + x]
+ movh m1, [bottomq + x]
+ punpcklbw m0, m2
+ punpcklbw m1, m2
+ paddw m0, m3
+ psubw m0, m1
+ packuswb m0, m0
+ movh [dstq + x], m0
+ add r10q, mmsize / 2
+ jl .loop
+
+ add topq, top_linesizeq
+ add bottomq, bottom_linesizeq
+ add dstq, dst_linesizeq
+ sub endd, 1
+ jg .nextrow
+REP_RET
+
+cglobal blend_average, 9, 10, 3, 0, top, top_linesize, bottom, bottom_linesize, dst, dst_linesize, width, start, end
+ add topq, widthq
+ add bottomq, widthq
+ add dstq, widthq
+ sub endq, startq
+ pxor m2, m2
+ neg widthq
+.nextrow:
+ mov r10q, widthq
+ %define x r10q
+
+ .loop:
+ movh m0, [topq + x]
+ movh m1, [bottomq + x]
+ punpcklbw m0, m2
+ punpcklbw m1, m2
+ paddw m0, m1
+ psrlw m0, 1
+ packuswb m0, m0
+ movh [dstq + x], m0
+ add r10q, mmsize / 2
+ jl .loop
+
+ add topq, top_linesizeq
+ add bottomq, bottom_linesizeq
+ add dstq, dst_linesizeq
+ sub endd, 1
+ jg .nextrow
+REP_RET
+
+cglobal blend_addition128, 9, 10, 4, 0, top, top_linesize, bottom, bottom_linesize, dst, dst_linesize, width, start, end
+ add topq, widthq
+ add bottomq, widthq
+ add dstq, widthq
+ sub endq, startq
+ pxor m2, m2
+ mova m3, [pw_128]
+ neg widthq
+.nextrow:
+ mov r10q, widthq
+ %define x r10q
+
+ .loop:
+ movh m0, [topq + x]
+ movh m1, [bottomq + x]
+ punpcklbw m0, m2
+ punpcklbw m1, m2
+ paddw m0, m1
+ psubw m0, m3
+ packuswb m0, m0
+ movh [dstq + x], m0
+ add r10q, mmsize / 2
+ jl .loop
+
+ add topq, top_linesizeq
+ add bottomq, bottom_linesizeq
+ add dstq, dst_linesizeq
+ sub endd, 1
+ jg .nextrow
+REP_RET
+
+cglobal blend_darken, 9, 10, 2, 0, top, top_linesize, bottom, bottom_linesize, dst, dst_linesize, width, start, end
+ add topq, widthq
+ add bottomq, widthq
+ add dstq, widthq
+ sub endq, startq
+ neg widthq
+.nextrow:
+ mov r10q, widthq
+ %define x r10q
+
+ .loop:
+ movu m0, [topq + x]
+ movu m1, [bottomq + x]
+ pminub m0, m1
+ mova [dstq + x], m0
+ add r10q, mmsize
+ jl .loop
+
+ add topq, top_linesizeq
+ add bottomq, bottom_linesizeq
+ add dstq, dst_linesizeq
+ sub endd, 1
+ jg .nextrow
+REP_RET
+
+cglobal blend_lighten, 9, 10, 2, 0, top, top_linesize, bottom, bottom_linesize, dst, dst_linesize, width, start, end
+ add topq, widthq
+ add bottomq, widthq
+ add dstq, widthq
+ sub endq, startq
+ neg widthq
+.nextrow:
+ mov r10q, widthq
+ %define x r10q
+
+ .loop:
+ movu m0, [topq + x]
+ movu m1, [bottomq + x]
+ pmaxub m0, m1
+ mova [dstq + x], m0
+ add r10q, mmsize
+ jl .loop
+
+ add topq, top_linesizeq
+ add bottomq, bottom_linesizeq
+ add dstq, dst_linesizeq
+ sub endd, 1
+ jg .nextrow
+REP_RET
+
+INIT_XMM ssse3
+cglobal blend_difference, 9, 10, 3, 0, top, top_linesize, bottom, bottom_linesize, dst, dst_linesize, width, start, end
+ add topq, widthq
+ add bottomq, widthq
+ add dstq, widthq
+ sub endq, startq
+ pxor m2, m2
+ neg widthq
+.nextrow:
+ mov r10q, widthq
+ %define x r10q
+
+ .loop:
+ movh m0, [topq + x]
+ movh m1, [bottomq + x]
+ punpcklbw m0, m2
+ punpcklbw m1, m2
+ psubw m0, m1
+ pabsw m0, m0
+ packuswb m0, m0
+ movh [dstq + x], m0
+ add r10q, mmsize / 2
+ jl .loop
+
+ add topq, top_linesizeq
+ add bottomq, bottom_linesizeq
+ add dstq, dst_linesizeq
+ sub endd, 1
+ jg .nextrow
+REP_RET
+
+cglobal blend_negation, 9, 10, 5, 0, top, top_linesize, bottom, bottom_linesize, dst, dst_linesize, width, start, end
+ add topq, widthq
+ add bottomq, widthq
+ add dstq, widthq
+ sub endq, startq
+ pxor m2, m2
+ mova m4, [pw_255]
+ neg widthq
+.nextrow:
+ mov r10q, widthq
+ %define x r10q
+
+ .loop:
+ movh m0, [topq + x]
+ movh m1, [bottomq + x]
+ punpcklbw m0, m2
+ punpcklbw m1, m2
+ mova m3, m4
+ psubw m3, m0
+ psubw m3, m1
+ pabsw m3, m3
+ mova m0, m4
+ psubw m0, m3
+ packuswb m0, m0
+ movh [dstq + x], m0
+ add r10q, mmsize / 2
+ jl .loop
+
+ add topq, top_linesizeq
+ add bottomq, bottom_linesizeq
+ add dstq, dst_linesizeq
+ sub endd, 1
+ jg .nextrow
+REP_RET
+
+%endif
diff --git a/libavfilter/x86/vf_blend_init.c b/libavfilter/x86/vf_blend_init.c
new file mode 100644
index 0000000..2436063
--- /dev/null
+++ b/libavfilter/x86/vf_blend_init.c
@@ -0,0 +1,122 @@
+/*
+ * Copyright (c) 2015 Paul B Mahol
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "libavutil/attributes.h"
+#include "libavutil/cpu.h"
+#include "libavutil/x86/cpu.h"
+#include "libavfilter/blend.h"
+
+void ff_blend_addition_sse2(const uint8_t *top, ptrdiff_t top_linesize,
+ const uint8_t *bottom, ptrdiff_t bottom_linesize,
+ uint8_t *dst, ptrdiff_t dst_linesize,
+ int width, int start, int end,
+ struct FilterParams *param, double *values);
+
+void ff_blend_addition128_sse2(const uint8_t *top, ptrdiff_t top_linesize,
+ const uint8_t *bottom, ptrdiff_t bottom_linesize,
+ uint8_t *dst, ptrdiff_t dst_linesize,
+ int width, int start, int end,
+ struct FilterParams *param, double *values);
+
+void ff_blend_average_sse2(const uint8_t *top, ptrdiff_t top_linesize,
+ const uint8_t *bottom, ptrdiff_t bottom_linesize,
+ uint8_t *dst, ptrdiff_t dst_linesize,
+ int width, int start, int end,
+ struct FilterParams *param, double *values);
+
+void ff_blend_and_sse2(const uint8_t *top, ptrdiff_t top_linesize,
+ const uint8_t *bottom, ptrdiff_t bottom_linesize,
+ uint8_t *dst, ptrdiff_t dst_linesize,
+ int width, int start, int end,
+ struct FilterParams *param, double *values);
+
+void ff_blend_darken_sse2(const uint8_t *top, ptrdiff_t top_linesize,
+ const uint8_t *bottom, ptrdiff_t bottom_linesize,
+ uint8_t *dst, ptrdiff_t dst_linesize,
+ int width, int start, int end,
+ struct FilterParams *param, double *values);
+
+void ff_blend_difference128_sse2(const uint8_t *top, ptrdiff_t top_linesize,
+ const uint8_t *bottom, ptrdiff_t bottom_linesize,
+ uint8_t *dst, ptrdiff_t dst_linesize,
+ int width, int start, int end,
+ struct FilterParams *param, double *values);
+
+void ff_blend_lighten_sse2(const uint8_t *top, ptrdiff_t top_linesize,
+ const uint8_t *bottom, ptrdiff_t bottom_linesize,
+ uint8_t *dst, ptrdiff_t dst_linesize,
+ int width, int start, int end,
+ struct FilterParams *param, double *values);
+
+void ff_blend_or_sse2(const uint8_t *top, ptrdiff_t top_linesize,
+ const uint8_t *bottom, ptrdiff_t bottom_linesize,
+ uint8_t *dst, ptrdiff_t dst_linesize,
+ int width, int start, int end,
+ struct FilterParams *param, double *values);
+
+void ff_blend_subtract_sse2(const uint8_t *top, ptrdiff_t top_linesize,
+ const uint8_t *bottom, ptrdiff_t bottom_linesize,
+ uint8_t *dst, ptrdiff_t dst_linesize,
+ int width, int start, int end,
+ struct FilterParams *param, double *values);
+
+void ff_blend_xor_sse2(const uint8_t *top, ptrdiff_t top_linesize,
+ const uint8_t *bottom, ptrdiff_t bottom_linesize,
+ uint8_t *dst, ptrdiff_t dst_linesize,
+ int width, int start, int end,
+ struct FilterParams *param, double *values);
+
+void ff_blend_difference_ssse3(const uint8_t *top, ptrdiff_t top_linesize,
+ const uint8_t *bottom, ptrdiff_t bottom_linesize,
+ uint8_t *dst, ptrdiff_t dst_linesize,
+ int width, int start, int end,
+ struct FilterParams *param, double *values);
+
+void ff_blend_negation_ssse3(const uint8_t *top, ptrdiff_t top_linesize,
+ const uint8_t *bottom, ptrdiff_t bottom_linesize,
+ uint8_t *dst, ptrdiff_t dst_linesize,
+ int width, int start, int end,
+ struct FilterParams *param, double *values);
+
+av_cold void ff_blend_init_x86(FilterParams *param, int is_16bit)
+{
+ int cpu_flags = av_get_cpu_flags();
+
+ if (ARCH_X86_64 && EXTERNAL_SSE2(cpu_flags) && param->opacity == 1 && !is_16bit) {
+ switch (param->mode) {
+ case BLEND_ADDITION: param->blend = ff_blend_addition_sse2; break;
+ case BLEND_ADDITION128: param->blend = ff_blend_addition128_sse2; break;
+ case BLEND_AND: param->blend = ff_blend_and_sse2; break;
+ case BLEND_AVERAGE: param->blend = ff_blend_average_sse2; break;
+ case BLEND_DARKEN: param->blend = ff_blend_darken_sse2; break;
+ case BLEND_DIFFERENCE128: param->blend = ff_blend_difference128_sse2; break;
+ case BLEND_LIGHTEN: param->blend = ff_blend_lighten_sse2; break;
+ case BLEND_OR: param->blend = ff_blend_or_sse2; break;
+ case BLEND_SUBTRACT: param->blend = ff_blend_subtract_sse2; break;
+ case BLEND_XOR: param->blend = ff_blend_xor_sse2; break;
+ }
+ }
+ if (ARCH_X86_64 && EXTERNAL_SSSE3(cpu_flags) && param->opacity == 1 && !is_16bit) {
+ switch (param->mode) {
+ case BLEND_DIFFERENCE: param->blend = ff_blend_difference_ssse3; break;
+ case BLEND_NEGATION: param->blend = ff_blend_negation_ssse3; break;
+ }
+ }
+}
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