lavfi: remove harddup libmpcodecs wrapper

It is supposed to be used with mencoder only and does
nothing when used with ffmpeg.
Signed-off-by: Paul B Mahol <onemda@gmail.com>

doc/filters.texi

@@ -3893,7 +3893,6 @@ The list of the currently supported filters follows:
 @item eq
 @item fil
 @item fspp
-@item harddup
 @item ilpack
 @item ivtc
 @item mcdeint

libavfilter/Makefile

@@ -191,7 +191,6 @@ OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_eq.o
 OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_fil.o
 #OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_filmdint.o
 OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_fspp.o
-OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_harddup.o
 OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_ilpack.o
 OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_ivtc.o
 OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_mcdeint.o

libavfilter/libmpcodecs/vf_harddup.c

-/*
- * 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 "config.h"
-#include "mp_msg.h"
-
-#include "img_format.h"
-#include "mp_image.h"
-#include "vf.h"
-
-struct vf_priv_s {
-    mp_image_t *last_mpi;
-};
-
-static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts)
-{
-    mp_image_t *dmpi;
-
-    vf->priv->last_mpi = mpi;
-
-    dmpi = ff_vf_get_image(vf->next, mpi->imgfmt,
-        MP_IMGTYPE_EXPORT, 0, mpi->width, mpi->height);
-
-    dmpi->planes[0] = mpi->planes[0];
-    dmpi->stride[0] = mpi->stride[0];
-    if (dmpi->flags&MP_IMGFLAG_PLANAR) {
-        dmpi->planes[1] = mpi->planes[1];
-        dmpi->stride[1] = mpi->stride[1];
-        dmpi->planes[2] = mpi->planes[2];
-        dmpi->stride[2] = mpi->stride[2];
-    }
-
-    return ff_vf_next_put_image(vf, dmpi, pts);
-}
-
-static int control(struct vf_instance *vf, int request, void* data)
-{
-    switch (request) {
-    case VFCTRL_DUPLICATE_FRAME:
-        if (!vf->priv->last_mpi) break;
-        // This is a huge hack. We assume nothing
-        // has been called earlier in the filter chain
-        // since the last put_image. This is reasonable
-        // because we're handling a duplicate frame!
-        if (put_image(vf, vf->priv->last_mpi, MP_NOPTS_VALUE))
-            return CONTROL_TRUE;
-        break;
-    }
-    return ff_vf_next_control(vf, request, data);
-}
-
-static void uninit(struct vf_instance *vf)
-{
-    free(vf->priv);
-}
-
-static int vf_open(vf_instance_t *vf, char *args)
-{
-    vf->put_image = put_image;
-    vf->control = control;
-    vf->uninit = uninit;
-    vf->priv = calloc(1, sizeof(struct vf_priv_s));
-    return 1;
-}
-
-const vf_info_t ff_vf_info_harddup = {
-    "resubmit duplicate frames for encoding",
-    "harddup",
-    "Rich Felker",
-    "",
-    vf_open,
-    NULL
-};

libavfilter/version.h

@@ -30,7 +30,7 @@
 
 #define LIBAVFILTER_VERSION_MAJOR  3
 #define LIBAVFILTER_VERSION_MINOR  47
-#define LIBAVFILTER_VERSION_MICRO 103
+#define LIBAVFILTER_VERSION_MICRO 104
 
 #define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \
                                                LIBAVFILTER_VERSION_MINOR, \

libavfilter/vf_mp.c

@@ -131,7 +131,6 @@ extern const vf_info_t ff_vf_info_eq;
 extern const vf_info_t ff_vf_info_fil;
 //extern const vf_info_t ff_vf_info_filmdint;
 extern const vf_info_t ff_vf_info_fspp;
-extern const vf_info_t ff_vf_info_harddup;
 extern const vf_info_t ff_vf_info_ilpack;
 extern const vf_info_t ff_vf_info_ivtc;
 extern const vf_info_t ff_vf_info_mcdeint;
@@ -160,7 +159,6 @@ static const vf_info_t* const filters[]={
     &ff_vf_info_fil,
 //    &ff_vf_info_filmdint, cmmx.h vd.h ‘opt_screen_size_x’
     &ff_vf_info_fspp,
-    &ff_vf_info_harddup,
     &ff_vf_info_ilpack,
     &ff_vf_info_ivtc,
     &ff_vf_info_mcdeint,