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-rw-r--r--libavfilter/vf_w3fdif.c132
-rw-r--r--libavfilter/w3fdif.h47
-rw-r--r--libavfilter/x86/Makefile2
-rw-r--r--libavfilter/x86/vf_w3fdif.asm234
-rw-r--r--libavfilter/x86/vf_w3fdif_init.c62
5 files changed, 440 insertions, 37 deletions
diff --git a/libavfilter/vf_w3fdif.c b/libavfilter/vf_w3fdif.c
index f7703cc..a07efe4 100644
--- a/libavfilter/vf_w3fdif.c
+++ b/libavfilter/vf_w3fdif.c
@@ -29,6 +29,7 @@
#include "formats.h"
#include "internal.h"
#include "video.h"
+#include "w3fdif.h"
typedef struct W3FDIFContext {
const AVClass *class;
@@ -42,6 +43,8 @@ typedef struct W3FDIFContext {
AVFrame *prev, *cur, *next; ///< previous, current, next frames
int32_t **work_line; ///< lines we are calculating
int nb_threads;
+
+ W3FDIFDSPContext dsp;
} W3FDIFContext;
#define OFFSET(x) offsetof(W3FDIFContext, x)
@@ -81,6 +84,78 @@ static int query_formats(AVFilterContext *ctx)
return ff_set_common_formats(ctx, fmts_list);
}
+static void filter_simple_low(int32_t *work_line,
+ uint8_t *in_lines_cur[2],
+ const int16_t *coef, int linesize)
+{
+ int i;
+
+ for (i = 0; i < linesize; i++) {
+ *work_line = *in_lines_cur[0]++ * coef[0];
+ *work_line++ += *in_lines_cur[1]++ * coef[1];
+ }
+}
+
+static void filter_complex_low(int32_t *work_line,
+ uint8_t *in_lines_cur[4],
+ const int16_t *coef, int linesize)
+{
+ int i;
+
+ for (i = 0; i < linesize; i++) {
+ *work_line = *in_lines_cur[0]++ * coef[0];
+ *work_line += *in_lines_cur[1]++ * coef[1];
+ *work_line += *in_lines_cur[2]++ * coef[2];
+ *work_line++ += *in_lines_cur[3]++ * coef[3];
+ }
+}
+
+static void filter_simple_high(int32_t *work_line,
+ uint8_t *in_lines_cur[3],
+ uint8_t *in_lines_adj[3],
+ const int16_t *coef, int linesize)
+{
+ int i;
+
+ for (i = 0; i < linesize; i++) {
+ *work_line += *in_lines_cur[0]++ * coef[0];
+ *work_line += *in_lines_adj[0]++ * coef[0];
+ *work_line += *in_lines_cur[1]++ * coef[1];
+ *work_line += *in_lines_adj[1]++ * coef[1];
+ *work_line += *in_lines_cur[2]++ * coef[2];
+ *work_line++ += *in_lines_adj[2]++ * coef[2];
+ }
+}
+
+static void filter_complex_high(int32_t *work_line,
+ uint8_t *in_lines_cur[5],
+ uint8_t *in_lines_adj[5],
+ const int16_t *coef, int linesize)
+{
+ int i;
+
+ for (i = 0; i < linesize; i++) {
+ *work_line += *in_lines_cur[0]++ * coef[0];
+ *work_line += *in_lines_adj[0]++ * coef[0];
+ *work_line += *in_lines_cur[1]++ * coef[1];
+ *work_line += *in_lines_adj[1]++ * coef[1];
+ *work_line += *in_lines_cur[2]++ * coef[2];
+ *work_line += *in_lines_adj[2]++ * coef[2];
+ *work_line += *in_lines_cur[3]++ * coef[3];
+ *work_line += *in_lines_adj[3]++ * coef[3];
+ *work_line += *in_lines_cur[4]++ * coef[4];
+ *work_line++ += *in_lines_adj[4]++ * coef[4];
+ }
+}
+
+static void filter_scale(uint8_t *out_pixel, const int32_t *work_pixel, int linesize)
+{
+ int j;
+
+ for (j = 0; j < linesize; j++, out_pixel++, work_pixel++)
+ *out_pixel = av_clip(*work_pixel, 0, 255 * 256 * 128) >> 15;
+}
+
static int config_input(AVFilterLink *inlink)
{
AVFilterContext *ctx = inlink->dst;
@@ -101,11 +176,20 @@ static int config_input(AVFilterLink *inlink)
return AVERROR(ENOMEM);
for (i = 0; i < s->nb_threads; i++) {
- s->work_line[i] = av_calloc(s->linesize[0], sizeof(*s->work_line[0]));
+ s->work_line[i] = av_calloc(FFALIGN(s->linesize[0], 32), sizeof(*s->work_line[0]));
if (!s->work_line[i])
return AVERROR(ENOMEM);
}
+ s->dsp.filter_simple_low = filter_simple_low;
+ s->dsp.filter_complex_low = filter_complex_low;
+ s->dsp.filter_simple_high = filter_simple_high;
+ s->dsp.filter_complex_high = filter_complex_high;
+ s->dsp.filter_scale = filter_scale;
+
+ if (ARCH_X86)
+ ff_w3fdif_init_x86(&s->dsp);
+
return 0;
}
@@ -163,7 +247,7 @@ static int deinterlace_slice(AVFilterContext *ctx, void *arg, int jobnr, int nb_
const int dst_line_stride = out->linesize[plane];
const int start = (height * jobnr) / nb_jobs;
const int end = (height * (jobnr+1)) / nb_jobs;
- int i, j, y_in, y_out;
+ int j, y_in, y_out;
/* copy unchanged the lines of the field */
y_out = start + (s->field == cur->top_field_first) - (start & 1);
@@ -184,9 +268,6 @@ static int deinterlace_slice(AVFilterContext *ctx, void *arg, int jobnr, int nb_
out_line = dst_data + (y_out * dst_line_stride);
while (y_out < end) {
- /* clear workspace */
- memset(s->work_line[jobnr], 0, sizeof(*s->work_line[jobnr]) * linesize);
-
/* get low vertical frequencies from current field */
for (j = 0; j < n_coef_lf[filter]; j++) {
y_in = (y_out + 1) + (j * 2) - n_coef_lf[filter];
@@ -202,18 +283,12 @@ static int deinterlace_slice(AVFilterContext *ctx, void *arg, int jobnr, int nb_
work_line = s->work_line[jobnr];
switch (n_coef_lf[filter]) {
case 2:
- for (i = 0; i < linesize; i++) {
- *work_line += *in_lines_cur[0]++ * coef_lf[filter][0];
- *work_line++ += *in_lines_cur[1]++ * coef_lf[filter][1];
- }
+ s->dsp.filter_simple_low(work_line, in_lines_cur,
+ coef_lf[filter], linesize);
break;
case 4:
- for (i = 0; i < linesize; i++) {
- *work_line += *in_lines_cur[0]++ * coef_lf[filter][0];
- *work_line += *in_lines_cur[1]++ * coef_lf[filter][1];
- *work_line += *in_lines_cur[2]++ * coef_lf[filter][2];
- *work_line++ += *in_lines_cur[3]++ * coef_lf[filter][3];
- }
+ s->dsp.filter_complex_low(work_line, in_lines_cur,
+ coef_lf[filter], linesize);
}
/* get high vertical frequencies from adjacent fields */
@@ -232,36 +307,19 @@ static int deinterlace_slice(AVFilterContext *ctx, void *arg, int jobnr, int nb_
work_line = s->work_line[jobnr];
switch (n_coef_hf[filter]) {
case 3:
- for (i = 0; i < linesize; i++) {
- *work_line += *in_lines_cur[0]++ * coef_hf[filter][0];
- *work_line += *in_lines_adj[0]++ * coef_hf[filter][0];
- *work_line += *in_lines_cur[1]++ * coef_hf[filter][1];
- *work_line += *in_lines_adj[1]++ * coef_hf[filter][1];
- *work_line += *in_lines_cur[2]++ * coef_hf[filter][2];
- *work_line++ += *in_lines_adj[2]++ * coef_hf[filter][2];
- }
+ s->dsp.filter_simple_high(work_line, in_lines_cur, in_lines_adj,
+ coef_hf[filter], linesize);
break;
case 5:
- for (i = 0; i < linesize; i++) {
- *work_line += *in_lines_cur[0]++ * coef_hf[filter][0];
- *work_line += *in_lines_adj[0]++ * coef_hf[filter][0];
- *work_line += *in_lines_cur[1]++ * coef_hf[filter][1];
- *work_line += *in_lines_adj[1]++ * coef_hf[filter][1];
- *work_line += *in_lines_cur[2]++ * coef_hf[filter][2];
- *work_line += *in_lines_adj[2]++ * coef_hf[filter][2];
- *work_line += *in_lines_cur[3]++ * coef_hf[filter][3];
- *work_line += *in_lines_adj[3]++ * coef_hf[filter][3];
- *work_line += *in_lines_cur[4]++ * coef_hf[filter][4];
- *work_line++ += *in_lines_adj[4]++ * coef_hf[filter][4];
- }
+ s->dsp.filter_complex_high(work_line, in_lines_cur, in_lines_adj,
+ coef_hf[filter], linesize);
}
/* save scaled result to the output frame, scaling down by 256 * 128 */
work_pixel = s->work_line[jobnr];
out_pixel = out_line;
- for (j = 0; j < linesize; j++, out_pixel++, work_pixel++)
- *out_pixel = av_clip(*work_pixel, 0, 255 * 256 * 128) >> 15;
+ s->dsp.filter_scale(out_pixel, work_pixel, linesize);
/* move on to next line */
y_out += 2;
diff --git a/libavfilter/w3fdif.h b/libavfilter/w3fdif.h
new file mode 100644
index 0000000..67bb874
--- /dev/null
+++ b/libavfilter/w3fdif.h
@@ -0,0 +1,47 @@
+/*
+ * 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
+ */
+
+#ifndef AVFILTER_W3FDIF_H
+#define AVFILTER_W3FDIF_H
+
+#include <stddef.h>
+#include <stdint.h>
+
+typedef struct W3FDIFDSPContext {
+ void (*filter_simple_low)(int32_t *work_line,
+ uint8_t *in_lines_cur[2],
+ const int16_t *coef, int linesize);
+ void (*filter_complex_low)(int32_t *work_line,
+ uint8_t *in_lines_cur[4],
+ const int16_t *coef, int linesize);
+ void (*filter_simple_high)(int32_t *work_line,
+ uint8_t *in_lines_cur[3],
+ uint8_t *in_lines_adj[3],
+ const int16_t *coef, int linesize);
+ void (*filter_complex_high)(int32_t *work_line,
+ uint8_t *in_lines_cur[5],
+ uint8_t *in_lines_adj[5],
+ const int16_t *coef, int linesize);
+ void (*filter_scale)(uint8_t *out_pixel, const int32_t *work_pixel, int linesize);
+} W3FDIFDSPContext;
+
+void ff_w3fdif_init_x86(W3FDIFDSPContext *dsp);
+
+#endif /* AVFILTER_W3FDIF_H */
diff --git a/libavfilter/x86/Makefile b/libavfilter/x86/Makefile
index c024204..33de380 100644
--- a/libavfilter/x86/Makefile
+++ b/libavfilter/x86/Makefile
@@ -17,6 +17,7 @@ OBJS-$(CONFIG_STEREO3D_FILTER) += x86/vf_stereo3d_init.o
OBJS-$(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-$(CONFIG_W3FDIF_FILTER) += x86/vf_w3fdif_init.o
OBJS-$(CONFIG_YADIF_FILTER) += x86/vf_yadif_init.o
YASM-OBJS-$(CONFIG_BLEND_FILTER) += x86/vf_blend.o
@@ -37,4 +38,5 @@ YASM-OBJS-$(CONFIG_STEREO3D_FILTER) += x86/vf_stereo3d.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_W3FDIF_FILTER) += x86/vf_w3fdif.o
YASM-OBJS-$(CONFIG_YADIF_FILTER) += x86/vf_yadif.o x86/yadif-16.o x86/yadif-10.o
diff --git a/libavfilter/x86/vf_w3fdif.asm b/libavfilter/x86/vf_w3fdif.asm
new file mode 100644
index 0000000..33acfab
--- /dev/null
+++ b/libavfilter/x86/vf_w3fdif.asm
@@ -0,0 +1,234 @@
+;*****************************************************************************
+;* x86-optimized functions for w3fdif 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"
+
+SECTION .text
+
+INIT_XMM sse2
+cglobal w3fdif_scale, 3, 3, 2, 0, out_pixel, work_pixel, linesize
+.loop
+ mova m0, [work_pixelq]
+ mova m1, [work_pixelq+mmsize]
+ psrad m0, 15
+ psrad m1, 15
+ packssdw m0, m1
+ packuswb m0, m0
+ movh [out_pixelq], m0
+ add out_pixelq, mmsize/2
+ add work_pixelq, mmsize*2
+ sub linesized, mmsize/2
+ jg .loop
+REP_RET
+
+cglobal w3fdif_simple_low, 4, 5, 6, 0, work_line, in_lines_cur0, coef, linesize, offset
+ movd m1, [coefq]
+ DEFINE_ARGS work_line, in_lines_cur0, in_lines_cur1, linesize, offset
+ SPLATW m0, m1, 0
+ SPLATW m1, m1, 1
+ pxor m4, m4
+ mov offsetq, 0
+ mov in_lines_cur1q, [in_lines_cur0q + gprsize]
+ mov in_lines_cur0q, [in_lines_cur0q]
+
+.loop
+ movh m2, [in_lines_cur0q+offsetq]
+ movh m3, [in_lines_cur1q+offsetq]
+ punpcklbw m2, m4
+ punpcklbw m3, m4
+ SBUTTERFLY wd, 2, 3, 5
+ pmaddwd m2, m0
+ pmaddwd m3, m1
+ mova [work_lineq+offsetq*4], m2
+ mova [work_lineq+offsetq*4+mmsize], m3
+ add offsetq, mmsize/2
+ sub linesized, mmsize/2
+ jg .loop
+REP_RET
+
+cglobal w3fdif_complex_low, 4, 7, 7, 0, work_line, in_lines_cur0, coef, linesize
+ movq m0, [coefq]
+ DEFINE_ARGS work_line, in_lines_cur0, in_lines_cur1, linesize, offset, in_lines_cur2, in_lines_cur3
+ pshufd m2, m0, q1111
+ SPLATD m0
+ mov offsetq, 0
+ mov in_lines_cur3q, [in_lines_cur0q+gprsize*3]
+ mov in_lines_cur2q, [in_lines_cur0q+gprsize*2]
+ mov in_lines_cur1q, [in_lines_cur0q+gprsize]
+ mov in_lines_cur0q, [in_lines_cur0q]
+
+.loop
+ movh m4, [in_lines_cur0q+offsetq]
+ movh m5, [in_lines_cur1q+offsetq]
+ pxor m1, m1
+ punpcklbw m4, m1
+ punpcklbw m5, m1
+ SBUTTERFLY wd, 4, 5, 3
+ pmaddwd m4, m0
+ pmaddwd m5, m0
+ movh m6, [in_lines_cur2q+offsetq]
+ movh m3, [in_lines_cur3q+offsetq]
+ punpcklbw m6, m1
+ punpcklbw m3, m1
+ SBUTTERFLY wd, 6, 3, 1
+ pmaddwd m6, m2
+ pmaddwd m3, m2
+ paddd m4, m6
+ paddd m5, m3
+ mova [work_lineq+offsetq*4], m4
+ mova [work_lineq+offsetq*4+mmsize], m5
+ add offsetq, mmsize/2
+ sub linesized, mmsize/2
+ jg .loop
+REP_RET
+
+%if ARCH_X86_64
+
+cglobal w3fdif_simple_high, 5, 9, 9, 0, work_line, in_lines_cur0, in_lines_adj0, coef, linesize
+ movq m2, [coefq]
+ DEFINE_ARGS work_line, in_lines_cur0, in_lines_adj0, in_lines_cur1, linesize, offset, in_lines_cur2, in_lines_adj1, in_lines_adj2
+ SPLATW m0, m2, 0
+ SPLATW m1, m2, 1
+ SPLATW m2, m2, 2
+ SBUTTERFLY wd, 0, 1, 7
+ pxor m7, m7
+ mov offsetq, 0
+ mov in_lines_cur2q, [in_lines_cur0q+gprsize*2]
+ mov in_lines_cur1q, [in_lines_cur0q+gprsize]
+ mov in_lines_cur0q, [in_lines_cur0q]
+ mov in_lines_adj2q, [in_lines_adj0q+gprsize*2]
+ mov in_lines_adj1q, [in_lines_adj0q+gprsize]
+ mov in_lines_adj0q, [in_lines_adj0q]
+
+.loop
+ movh m3, [in_lines_cur0q+offsetq]
+ movh m4, [in_lines_cur1q+offsetq]
+ punpcklbw m3, m7
+ punpcklbw m4, m7
+ SBUTTERFLY wd, 3, 4, 8
+ pmaddwd m3, m0
+ pmaddwd m4, m1
+ movh m5, [in_lines_adj0q+offsetq]
+ movh m6, [in_lines_adj1q+offsetq]
+ punpcklbw m5, m7
+ punpcklbw m6, m7
+ SBUTTERFLY wd, 5, 6, 8
+ pmaddwd m5, m0
+ pmaddwd m6, m1
+ paddd m3, m5
+ paddd m4, m6
+ movh m5, [in_lines_cur2q+offsetq]
+ movh m6, [in_lines_adj2q+offsetq]
+ punpcklbw m5, m7
+ punpcklbw m6, m7
+ SBUTTERFLY wd, 5, 6, 8
+ pmaddwd m5, m2
+ pmaddwd m6, m2
+ paddd m3, m5
+ paddd m4, m6
+ movu m5, [work_lineq+offsetq*4]
+ movu m6, [work_lineq+offsetq*4+mmsize]
+ paddd m3, m5
+ paddd m4, m6
+ mova [work_lineq+offsetq*4], m3
+ mova [work_lineq+offsetq*4+mmsize], m4
+ add offsetq, mmsize/2
+ sub linesized, mmsize/2
+ jg .loop
+REP_RET
+
+cglobal w3fdif_complex_high, 5, 13, 10, 0, work_line, in_lines_cur0, in_lines_adj0, coef, linesize
+ movq m0, [coefq+0]
+ movd m4, [coefq+8]
+ DEFINE_ARGS work_line, in_lines_cur0, in_lines_adj0, in_lines_cur1, linesize, offset, in_lines_cur2, in_lines_cur3, in_lines_cur4, in_lines_adj1, in_lines_adj2, in_lines_adj3, in_lines_adj4
+ pshufd m1, m0, q1111
+ SPLATD m0
+ SPLATW m4, m4
+ pxor m3, m3
+ mov offsetq, 0
+ mov in_lines_cur4q, [in_lines_cur0q+gprsize*4]
+ mov in_lines_cur3q, [in_lines_cur0q+gprsize*3]
+ mov in_lines_cur2q, [in_lines_cur0q+gprsize*2]
+ mov in_lines_cur1q, [in_lines_cur0q+gprsize]
+ mov in_lines_cur0q, [in_lines_cur0q]
+ mov in_lines_adj4q, [in_lines_adj0q+gprsize*4]
+ mov in_lines_adj3q, [in_lines_adj0q+gprsize*3]
+ mov in_lines_adj2q, [in_lines_adj0q+gprsize*2]
+ mov in_lines_adj1q, [in_lines_adj0q+gprsize]
+ mov in_lines_adj0q, [in_lines_adj0q]
+
+.loop
+ movh m5, [in_lines_cur0q+offsetq]
+ movh m6, [in_lines_cur1q+offsetq]
+ punpcklbw m5, m3
+ punpcklbw m6, m3
+ SBUTTERFLY wd, 5, 6, 2
+ pmaddwd m5, m0
+ pmaddwd m6, m0
+ movh m8, [in_lines_cur2q+offsetq]
+ movh m9, [in_lines_cur3q+offsetq]
+ punpcklbw m8, m3
+ punpcklbw m9, m3
+ SBUTTERFLY wd, 8, 9, 2
+ pmaddwd m8, m1
+ pmaddwd m9, m1
+ paddd m5, m8
+ paddd m6, m9
+ movh m8, [in_lines_adj0q+offsetq]
+ movh m9, [in_lines_adj1q+offsetq]
+ punpcklbw m8, m3
+ punpcklbw m9, m3
+ SBUTTERFLY wd, 8, 9, 2
+ pmaddwd m8, m0
+ pmaddwd m9, m0
+ paddd m5, m8
+ paddd m6, m9
+ movh m8, [in_lines_adj2q+offsetq]
+ movh m9, [in_lines_adj3q+offsetq]
+ punpcklbw m8, m3
+ punpcklbw m9, m3
+ SBUTTERFLY wd, 8, 9, 2
+ pmaddwd m8, m1
+ pmaddwd m9, m1
+ paddd m5, m8
+ paddd m6, m9
+ movh m8, [in_lines_cur4q+offsetq]
+ movh m9, [in_lines_adj4q+offsetq]
+ punpcklbw m8, m3
+ punpcklbw m9, m3
+ SBUTTERFLY wd, 8, 9, 2
+ pmaddwd m8, m4
+ pmaddwd m9, m4
+ paddd m5, m8
+ paddd m6, m9
+ movu m8, [work_lineq+offsetq*4]
+ movu m9, [work_lineq+offsetq*4+mmsize]
+ paddd m5, m8
+ paddd m6, m9
+ mova [work_lineq+offsetq*4], m5
+ mova [work_lineq+offsetq*4+mmsize], m6
+ add offsetq, mmsize/2
+ sub linesized, mmsize/2
+ jg .loop
+REP_RET
+
+%endif
diff --git a/libavfilter/x86/vf_w3fdif_init.c b/libavfilter/x86/vf_w3fdif_init.c
new file mode 100644
index 0000000..72ea657
--- /dev/null
+++ b/libavfilter/x86/vf_w3fdif_init.c
@@ -0,0 +1,62 @@
+/*
+ * 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/mem.h"
+#include "libavutil/x86/asm.h"
+#include "libavutil/x86/cpu.h"
+#include "libavfilter/w3fdif.h"
+
+void ff_w3fdif_simple_low_sse2(int32_t *work_line,
+ uint8_t *in_lines_cur[2],
+ const int16_t *coef, int linesize);
+
+void ff_w3fdif_simple_high_sse2(int32_t *work_line,
+ uint8_t *in_lines_cur[3],
+ uint8_t *in_lines_adj[3],
+ const int16_t *coef, int linesize);
+
+void ff_w3fdif_complex_low_sse2(int32_t *work_line,
+ uint8_t *in_lines_cur[4],
+ const int16_t *coef, int linesize);
+
+void ff_w3fdif_complex_high_sse2(int32_t *work_line,
+ uint8_t *in_lines_cur[5],
+ uint8_t *in_lines_adj[5],
+ const int16_t *coef, int linesize);
+
+void ff_w3fdif_scale_sse2(uint8_t *out_pixel, const int32_t *work_pixel, int linesize);
+
+av_cold void ff_w3fdif_init_x86(W3FDIFDSPContext *dsp)
+{
+ int cpu_flags = av_get_cpu_flags();
+
+ if (EXTERNAL_SSE2(cpu_flags)) {
+ dsp->filter_simple_low = ff_w3fdif_simple_low_sse2;
+ dsp->filter_complex_low = ff_w3fdif_complex_low_sse2;
+ dsp->filter_scale = ff_w3fdif_scale_sse2;
+ }
+
+ if (ARCH_X86_64 && EXTERNAL_SSE2(cpu_flags)) {
+ dsp->filter_simple_high = ff_w3fdif_simple_high_sse2;
+ dsp->filter_complex_high = ff_w3fdif_complex_high_sse2;
+ }
+}
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