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-rw-r--r--video/filter/vf_yadif.c533
1 files changed, 533 insertions, 0 deletions
diff --git a/video/filter/vf_yadif.c b/video/filter/vf_yadif.c
new file mode 100644
index 0000000000..bb6595cdcd
--- /dev/null
+++ b/video/filter/vf_yadif.c
@@ -0,0 +1,533 @@
+/*
+ * Copyright (C) 2006 Michael Niedermayer <michaelni@gmx.at>
+ *
+ * This file is part of MPlayer.
+ *
+ * MPlayer is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * MPlayer 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with MPlayer; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <inttypes.h>
+#include <math.h>
+
+#include "config.h"
+#include "cpudetect.h"
+#include "options.h"
+
+#include "mp_msg.h"
+#include "img_format.h"
+#include "mp_image.h"
+#include "vf.h"
+#include "libvo/fastmemcpy.h"
+#include "libavutil/common.h"
+
+//===========================================================================//
+
+struct vf_priv_s {
+ int mode;
+ int parity;
+ int buffered_i;
+ int buffered_tff;
+ double buffered_pts;
+ double buffered_pts_delta;
+ mp_image_t *buffered_mpi;
+ int stride[3];
+ uint8_t *ref[4][3];
+ int do_deinterlace;
+};
+
+static void (*filter_line)(struct vf_priv_s *p, uint8_t *dst, uint8_t *prev, uint8_t *cur, uint8_t *next, int w, int refs, int parity);
+
+static void store_ref(struct vf_priv_s *p, uint8_t *src[3], int src_stride[3], int width, int height){
+ int i;
+
+ memcpy (p->ref[3], p->ref[0], sizeof(uint8_t *)*3);
+ memmove(p->ref[0], p->ref[1], sizeof(uint8_t *)*3*3);
+
+ for(i=0; i<3; i++){
+ int is_chroma= !!i;
+ int pn_width = width >>is_chroma;
+ int pn_height = height>>is_chroma;
+
+
+ memcpy_pic(p->ref[2][i], src[i], pn_width, pn_height, p->stride[i], src_stride[i]);
+
+ memcpy(p->ref[2][i] + pn_height * p->stride[i],
+ src[i] + (pn_height-1)*src_stride[i], pn_width);
+ memcpy(p->ref[2][i] + (pn_height+1)* p->stride[i],
+ src[i] + (pn_height-1)*src_stride[i], pn_width);
+
+ memcpy(p->ref[2][i] - p->stride[i], src[i], pn_width);
+ memcpy(p->ref[2][i] - 2*p->stride[i], src[i], pn_width);
+ }
+}
+
+#if HAVE_MMX
+
+#define LOAD4(mem,dst) \
+ "movd "mem", "#dst" \n\t"\
+ "punpcklbw %%mm7, "#dst" \n\t"
+
+#define PABS(tmp,dst) \
+ "pxor "#tmp", "#tmp" \n\t"\
+ "psubw "#dst", "#tmp" \n\t"\
+ "pmaxsw "#tmp", "#dst" \n\t"
+
+#define CHECK(pj,mj) \
+ "movq "#pj"(%[cur],%[mrefs]), %%mm2 \n\t" /* cur[x-refs-1+j] */\
+ "movq "#mj"(%[cur],%[prefs]), %%mm3 \n\t" /* cur[x+refs-1-j] */\
+ "movq %%mm2, %%mm4 \n\t"\
+ "movq %%mm2, %%mm5 \n\t"\
+ "pxor %%mm3, %%mm4 \n\t"\
+ "pavgb %%mm3, %%mm5 \n\t"\
+ "pand %[pb1], %%mm4 \n\t"\
+ "psubusb %%mm4, %%mm5 \n\t"\
+ "psrlq $8, %%mm5 \n\t"\
+ "punpcklbw %%mm7, %%mm5 \n\t" /* (cur[x-refs+j] + cur[x+refs-j])>>1 */\
+ "movq %%mm2, %%mm4 \n\t"\
+ "psubusb %%mm3, %%mm2 \n\t"\
+ "psubusb %%mm4, %%mm3 \n\t"\
+ "pmaxub %%mm3, %%mm2 \n\t"\
+ "movq %%mm2, %%mm3 \n\t"\
+ "movq %%mm2, %%mm4 \n\t" /* ABS(cur[x-refs-1+j] - cur[x+refs-1-j]) */\
+ "psrlq $8, %%mm3 \n\t" /* ABS(cur[x-refs +j] - cur[x+refs -j]) */\
+ "psrlq $16, %%mm4 \n\t" /* ABS(cur[x-refs+1+j] - cur[x+refs+1-j]) */\
+ "punpcklbw %%mm7, %%mm2 \n\t"\
+ "punpcklbw %%mm7, %%mm3 \n\t"\
+ "punpcklbw %%mm7, %%mm4 \n\t"\
+ "paddw %%mm3, %%mm2 \n\t"\
+ "paddw %%mm4, %%mm2 \n\t" /* score */
+
+#define CHECK1 \
+ "movq %%mm0, %%mm3 \n\t"\
+ "pcmpgtw %%mm2, %%mm3 \n\t" /* if(score < spatial_score) */\
+ "pminsw %%mm2, %%mm0 \n\t" /* spatial_score= score; */\
+ "movq %%mm3, %%mm6 \n\t"\
+ "pand %%mm3, %%mm5 \n\t"\
+ "pandn %%mm1, %%mm3 \n\t"\
+ "por %%mm5, %%mm3 \n\t"\
+ "movq %%mm3, %%mm1 \n\t" /* spatial_pred= (cur[x-refs+j] + cur[x+refs-j])>>1; */
+
+#define CHECK2 /* pretend not to have checked dir=2 if dir=1 was bad.\
+ hurts both quality and speed, but matches the C version. */\
+ "paddw %[pw1], %%mm6 \n\t"\
+ "psllw $14, %%mm6 \n\t"\
+ "paddsw %%mm6, %%mm2 \n\t"\
+ "movq %%mm0, %%mm3 \n\t"\
+ "pcmpgtw %%mm2, %%mm3 \n\t"\
+ "pminsw %%mm2, %%mm0 \n\t"\
+ "pand %%mm3, %%mm5 \n\t"\
+ "pandn %%mm1, %%mm3 \n\t"\
+ "por %%mm5, %%mm3 \n\t"\
+ "movq %%mm3, %%mm1 \n\t"
+
+static void filter_line_mmx2(struct vf_priv_s *p, uint8_t *dst, uint8_t *prev, uint8_t *cur, uint8_t *next, int w, int refs, int parity){
+ static const uint64_t pw_1 = 0x0001000100010001ULL;
+ static const uint64_t pb_1 = 0x0101010101010101ULL;
+ const int mode = p->mode;
+ uint64_t tmp0, tmp1, tmp2, tmp3;
+ int x;
+
+#define FILTER\
+ for(x=0; x<w; x+=4){\
+ __asm__ volatile(\
+ "pxor %%mm7, %%mm7 \n\t"\
+ LOAD4("(%[cur],%[mrefs])", %%mm0) /* c = cur[x-refs] */\
+ LOAD4("(%[cur],%[prefs])", %%mm1) /* e = cur[x+refs] */\
+ LOAD4("(%["prev2"])", %%mm2) /* prev2[x] */\
+ LOAD4("(%["next2"])", %%mm3) /* next2[x] */\
+ "movq %%mm3, %%mm4 \n\t"\
+ "paddw %%mm2, %%mm3 \n\t"\
+ "psraw $1, %%mm3 \n\t" /* d = (prev2[x] + next2[x])>>1 */\
+ "movq %%mm0, %[tmp0] \n\t" /* c */\
+ "movq %%mm3, %[tmp1] \n\t" /* d */\
+ "movq %%mm1, %[tmp2] \n\t" /* e */\
+ "psubw %%mm4, %%mm2 \n\t"\
+ PABS( %%mm4, %%mm2) /* temporal_diff0 */\
+ LOAD4("(%[prev],%[mrefs])", %%mm3) /* prev[x-refs] */\
+ LOAD4("(%[prev],%[prefs])", %%mm4) /* prev[x+refs] */\
+ "psubw %%mm0, %%mm3 \n\t"\
+ "psubw %%mm1, %%mm4 \n\t"\
+ PABS( %%mm5, %%mm3)\
+ PABS( %%mm5, %%mm4)\
+ "paddw %%mm4, %%mm3 \n\t" /* temporal_diff1 */\
+ "psrlw $1, %%mm2 \n\t"\
+ "psrlw $1, %%mm3 \n\t"\
+ "pmaxsw %%mm3, %%mm2 \n\t"\
+ LOAD4("(%[next],%[mrefs])", %%mm3) /* next[x-refs] */\
+ LOAD4("(%[next],%[prefs])", %%mm4) /* next[x+refs] */\
+ "psubw %%mm0, %%mm3 \n\t"\
+ "psubw %%mm1, %%mm4 \n\t"\
+ PABS( %%mm5, %%mm3)\
+ PABS( %%mm5, %%mm4)\
+ "paddw %%mm4, %%mm3 \n\t" /* temporal_diff2 */\
+ "psrlw $1, %%mm3 \n\t"\
+ "pmaxsw %%mm3, %%mm2 \n\t"\
+ "movq %%mm2, %[tmp3] \n\t" /* diff */\
+\
+ "paddw %%mm0, %%mm1 \n\t"\
+ "paddw %%mm0, %%mm0 \n\t"\
+ "psubw %%mm1, %%mm0 \n\t"\
+ "psrlw $1, %%mm1 \n\t" /* spatial_pred */\
+ PABS( %%mm2, %%mm0) /* ABS(c-e) */\
+\
+ "movq -1(%[cur],%[mrefs]), %%mm2 \n\t" /* cur[x-refs-1] */\
+ "movq -1(%[cur],%[prefs]), %%mm3 \n\t" /* cur[x+refs-1] */\
+ "movq %%mm2, %%mm4 \n\t"\
+ "psubusb %%mm3, %%mm2 \n\t"\
+ "psubusb %%mm4, %%mm3 \n\t"\
+ "pmaxub %%mm3, %%mm2 \n\t"\
+ "pshufw $9,%%mm2, %%mm3 \n\t"\
+ "punpcklbw %%mm7, %%mm2 \n\t" /* ABS(cur[x-refs-1] - cur[x+refs-1]) */\
+ "punpcklbw %%mm7, %%mm3 \n\t" /* ABS(cur[x-refs+1] - cur[x+refs+1]) */\
+ "paddw %%mm2, %%mm0 \n\t"\
+ "paddw %%mm3, %%mm0 \n\t"\
+ "psubw %[pw1], %%mm0 \n\t" /* spatial_score */\
+\
+ CHECK(-2,0)\
+ CHECK1\
+ CHECK(-3,1)\
+ CHECK2\
+ CHECK(0,-2)\
+ CHECK1\
+ CHECK(1,-3)\
+ CHECK2\
+\
+ /* if(p->mode<2) ... */\
+ "movq %[tmp3], %%mm6 \n\t" /* diff */\
+ "cmpl $2, %[mode] \n\t"\
+ "jge 1f \n\t"\
+ LOAD4("(%["prev2"],%[mrefs],2)", %%mm2) /* prev2[x-2*refs] */\
+ LOAD4("(%["next2"],%[mrefs],2)", %%mm4) /* next2[x-2*refs] */\
+ LOAD4("(%["prev2"],%[prefs],2)", %%mm3) /* prev2[x+2*refs] */\
+ LOAD4("(%["next2"],%[prefs],2)", %%mm5) /* next2[x+2*refs] */\
+ "paddw %%mm4, %%mm2 \n\t"\
+ "paddw %%mm5, %%mm3 \n\t"\
+ "psrlw $1, %%mm2 \n\t" /* b */\
+ "psrlw $1, %%mm3 \n\t" /* f */\
+ "movq %[tmp0], %%mm4 \n\t" /* c */\
+ "movq %[tmp1], %%mm5 \n\t" /* d */\
+ "movq %[tmp2], %%mm7 \n\t" /* e */\
+ "psubw %%mm4, %%mm2 \n\t" /* b-c */\
+ "psubw %%mm7, %%mm3 \n\t" /* f-e */\
+ "movq %%mm5, %%mm0 \n\t"\
+ "psubw %%mm4, %%mm5 \n\t" /* d-c */\
+ "psubw %%mm7, %%mm0 \n\t" /* d-e */\
+ "movq %%mm2, %%mm4 \n\t"\
+ "pminsw %%mm3, %%mm2 \n\t"\
+ "pmaxsw %%mm4, %%mm3 \n\t"\
+ "pmaxsw %%mm5, %%mm2 \n\t"\
+ "pminsw %%mm5, %%mm3 \n\t"\
+ "pmaxsw %%mm0, %%mm2 \n\t" /* max */\
+ "pminsw %%mm0, %%mm3 \n\t" /* min */\
+ "pxor %%mm4, %%mm4 \n\t"\
+ "pmaxsw %%mm3, %%mm6 \n\t"\
+ "psubw %%mm2, %%mm4 \n\t" /* -max */\
+ "pmaxsw %%mm4, %%mm6 \n\t" /* diff= MAX3(diff, min, -max); */\
+ "1: \n\t"\
+\
+ "movq %[tmp1], %%mm2 \n\t" /* d */\
+ "movq %%mm2, %%mm3 \n\t"\
+ "psubw %%mm6, %%mm2 \n\t" /* d-diff */\
+ "paddw %%mm6, %%mm3 \n\t" /* d+diff */\
+ "pmaxsw %%mm2, %%mm1 \n\t"\
+ "pminsw %%mm3, %%mm1 \n\t" /* d = clip(spatial_pred, d-diff, d+diff); */\
+ "packuswb %%mm1, %%mm1 \n\t"\
+\
+ :[tmp0]"=m"(tmp0),\
+ [tmp1]"=m"(tmp1),\
+ [tmp2]"=m"(tmp2),\
+ [tmp3]"=m"(tmp3)\
+ :[prev] "r"(prev),\
+ [cur] "r"(cur),\
+ [next] "r"(next),\
+ [prefs]"r"((x86_reg)refs),\
+ [mrefs]"r"((x86_reg)-refs),\
+ [pw1] "m"(pw_1),\
+ [pb1] "m"(pb_1),\
+ [mode] "g"(mode)\
+ );\
+ __asm__ volatile("movd %%mm1, %0" :"=m"(*dst));\
+ dst += 4;\
+ prev+= 4;\
+ cur += 4;\
+ next+= 4;\
+ }
+
+ if(parity){
+#define prev2 "prev"
+#define next2 "cur"
+ FILTER
+#undef prev2
+#undef next2
+ }else{
+#define prev2 "cur"
+#define next2 "next"
+ FILTER
+#undef prev2
+#undef next2
+ }
+}
+#undef LOAD4
+#undef PABS
+#undef CHECK
+#undef CHECK1
+#undef CHECK2
+#undef FILTER
+
+#endif /* HAVE_MMX */
+
+static void filter_line_c(struct vf_priv_s *p, uint8_t *dst, uint8_t *prev, uint8_t *cur, uint8_t *next, int w, int refs, int parity){
+ int x;
+ uint8_t *prev2= parity ? prev : cur ;
+ uint8_t *next2= parity ? cur : next;
+ for(x=0; x<w; x++){
+ int c= cur[-refs];
+ int d= (prev2[0] + next2[0])>>1;
+ int e= cur[+refs];
+ int temporal_diff0= FFABS(prev2[0] - next2[0]);
+ int temporal_diff1=( FFABS(prev[-refs] - c) + FFABS(prev[+refs] - e) )>>1;
+ int temporal_diff2=( FFABS(next[-refs] - c) + FFABS(next[+refs] - e) )>>1;
+ int diff= FFMAX3(temporal_diff0>>1, temporal_diff1, temporal_diff2);
+ int spatial_pred= (c+e)>>1;
+ int spatial_score= FFABS(cur[-refs-1] - cur[+refs-1]) + FFABS(c-e)
+ + FFABS(cur[-refs+1] - cur[+refs+1]) - 1;
+
+#define CHECK(j)\
+ { int score= FFABS(cur[-refs-1+j] - cur[+refs-1-j])\
+ + FFABS(cur[-refs +j] - cur[+refs -j])\
+ + FFABS(cur[-refs+1+j] - cur[+refs+1-j]);\
+ if(score < spatial_score){\
+ spatial_score= score;\
+ spatial_pred= (cur[-refs +j] + cur[+refs -j])>>1;\
+
+ CHECK(-1) CHECK(-2) }} }}
+ CHECK( 1) CHECK( 2) }} }}
+
+ if(p->mode<2){
+ int b= (prev2[-2*refs] + next2[-2*refs])>>1;
+ int f= (prev2[+2*refs] + next2[+2*refs])>>1;
+#if 0
+ int a= cur[-3*refs];
+ int g= cur[+3*refs];
+ int max= FFMAX3(d-e, d-c, FFMIN3(FFMAX(b-c,f-e),FFMAX(b-c,b-a),FFMAX(f-g,f-e)) );
+ int min= FFMIN3(d-e, d-c, FFMAX3(FFMIN(b-c,f-e),FFMIN(b-c,b-a),FFMIN(f-g,f-e)) );
+#else
+ int max= FFMAX3(d-e, d-c, FFMIN(b-c, f-e));
+ int min= FFMIN3(d-e, d-c, FFMAX(b-c, f-e));
+#endif
+
+ diff= FFMAX3(diff, min, -max);
+ }
+
+ if(spatial_pred > d + diff)
+ spatial_pred = d + diff;
+ else if(spatial_pred < d - diff)
+ spatial_pred = d - diff;
+
+ dst[0] = spatial_pred;
+
+ dst++;
+ cur++;
+ prev++;
+ next++;
+ prev2++;
+ next2++;
+ }
+}
+
+static void filter(struct vf_priv_s *p, uint8_t *dst[3], int dst_stride[3], int width, int height, int parity, int tff){
+ int y, i;
+
+ for(i=0; i<3; i++){
+ int is_chroma= !!i;
+ int w= width >>is_chroma;
+ int h= height>>is_chroma;
+ int refs= p->stride[i];
+
+ for(y=0; y<h; y++){
+ if((y ^ parity) & 1){
+ uint8_t *prev= &p->ref[0][i][y*refs];
+ uint8_t *cur = &p->ref[1][i][y*refs];
+ uint8_t *next= &p->ref[2][i][y*refs];
+ uint8_t *dst2= &dst[i][y*dst_stride[i]];
+ filter_line(p, dst2, prev, cur, next, w, refs, parity ^ tff);
+ }else{
+ memcpy(&dst[i][y*dst_stride[i]], &p->ref[1][i][y*refs], w);
+ }
+ }
+ }
+#if HAVE_MMX
+ if(gCpuCaps.hasMMX2) __asm__ volatile("emms \n\t" : : : "memory");
+#endif
+}
+
+static int config(struct vf_instance *vf,
+ int width, int height, int d_width, int d_height,
+ unsigned int flags, unsigned int outfmt){
+ int i, j;
+
+ for(i=0; i<3; i++){
+ int is_chroma= !!i;
+ int w= ((width + 31) & (~31))>>is_chroma;
+ int h=(((height + 1) & ( ~1))>>is_chroma) + 6;
+
+ vf->priv->stride[i]= w;
+ for(j=0; j<3; j++)
+ vf->priv->ref[j][i]= (char *)malloc(w*h*sizeof(uint8_t))+3*w;
+ }
+
+ return vf_next_config(vf,width,height,d_width,d_height,flags,outfmt);
+}
+
+static int continue_buffered_image(struct vf_instance *vf);
+
+static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts){
+ int tff;
+
+ if(vf->priv->parity < 0) {
+ if (mpi->fields & MP_IMGFIELD_ORDERED)
+ tff = !!(mpi->fields & MP_IMGFIELD_TOP_FIRST);
+ else
+ tff = 1;
+ }
+ else tff = (vf->priv->parity&1)^1;
+
+ store_ref(vf->priv, mpi->planes, mpi->stride, mpi->w, mpi->h);
+
+ {
+ double delta;
+ if (vf->priv->buffered_pts == MP_NOPTS_VALUE)
+ delta = 1001.0/60000.0; // delta = field time distance
+ else
+ delta = (pts - vf->priv->buffered_pts) / 2;
+ if (delta <= 0.0 || delta >= 0.5)
+ delta = 0.0;
+ vf->priv->buffered_pts_delta = delta;
+ }
+
+ vf->priv->buffered_mpi = mpi;
+ vf->priv->buffered_tff = tff;
+ vf->priv->buffered_i = 0;
+ vf->priv->buffered_pts = pts;
+
+ if(vf->priv->do_deinterlace == 0)
+ return vf_next_put_image(vf, mpi, pts);
+ else if(vf->priv->do_deinterlace == 1){
+ vf->priv->do_deinterlace= 2;
+ return 0;
+ }else
+ return continue_buffered_image(vf);
+}
+
+static int continue_buffered_image(struct vf_instance *vf)
+{
+ mp_image_t *mpi = vf->priv->buffered_mpi;
+ int tff = vf->priv->buffered_tff;
+ double pts = vf->priv->buffered_pts;
+ int i;
+ int ret=0;
+ mp_image_t *dmpi;
+
+ pts += (vf->priv->buffered_i - 0.5 * (vf->priv->mode&1)) * vf->priv->buffered_pts_delta;
+
+ for(i = vf->priv->buffered_i; i<=(vf->priv->mode&1); i++){
+ dmpi=vf_get_image(vf->next,mpi->imgfmt,
+ MP_IMGTYPE_TEMP,
+ MP_IMGFLAG_ACCEPT_STRIDE|MP_IMGFLAG_PREFER_ALIGNED_STRIDE,
+ mpi->width,mpi->height);
+ vf_clone_mpi_attributes(dmpi, mpi);
+ filter(vf->priv, dmpi->planes, dmpi->stride, mpi->w, mpi->h, i ^ tff ^ 1, tff);
+ if (i < (vf->priv->mode & 1))
+ vf_queue_frame(vf, continue_buffered_image);
+ ret |= vf_next_put_image(vf, dmpi, pts);
+ break;
+ }
+ vf->priv->buffered_i = 1;
+ return ret;
+}
+
+static void uninit(struct vf_instance *vf){
+ int i;
+ if(!vf->priv) return;
+
+ for(i=0; i<3*3; i++){
+ uint8_t **p= &vf->priv->ref[i%3][i/3];
+ if(*p) free(*p - 3*vf->priv->stride[i/3]);
+ *p= NULL;
+ }
+ free(vf->priv);
+ vf->priv=NULL;
+}
+
+//===========================================================================//
+static int query_format(struct vf_instance *vf, unsigned int fmt){
+ switch(fmt){
+ case IMGFMT_YV12:
+ case IMGFMT_I420:
+ case IMGFMT_IYUV:
+ case IMGFMT_Y800:
+ case IMGFMT_Y8:
+ return vf_next_query_format(vf,fmt);
+ }
+ return 0;
+}
+
+static int control(struct vf_instance *vf, int request, void* data){
+ switch (request){
+ case VFCTRL_GET_DEINTERLACE:
+ *(int*)data = vf->priv->do_deinterlace;
+ return CONTROL_OK;
+ case VFCTRL_SET_DEINTERLACE:
+ vf->priv->do_deinterlace = 2*!!*(int*)data;
+ return CONTROL_OK;
+ }
+ return vf_next_control (vf, request, data);
+}
+
+static int vf_open(vf_instance_t *vf, char *args){
+
+ vf->config=config;
+ vf->put_image=put_image;
+ vf->query_format=query_format;
+ vf->uninit=uninit;
+ vf->priv=malloc(sizeof(struct vf_priv_s));
+ vf->control=control;
+ memset(vf->priv, 0, sizeof(struct vf_priv_s));
+
+ vf->priv->mode=0;
+ vf->priv->parity= -1;
+ vf->priv->do_deinterlace=1;
+
+ if (args) sscanf(args, "%d:%d", &vf->priv->mode, &vf->priv->parity);
+
+ filter_line = filter_line_c;
+#if HAVE_MMX
+ if(gCpuCaps.hasMMX2) filter_line = filter_line_mmx2;
+#endif
+
+ return 1;
+}
+
+const vf_info_t vf_info_yadif = {
+ "Yet Another DeInterlacing Filter",
+ "yadif",
+ "Michael Niedermayer",
+ "",
+ vf_open,
+ NULL
+};
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-20 04:51:24 +0000