vf_mp: remove blackframe filter wrapper

blackframe is integrated as a native filter.

doc/filters.texi

@@ -895,7 +895,6 @@ the named filter.
 The list of the currently supported filters follows:
 @table @var
 @item 2xsai
-@item blackframe
 @item decimate
 @item delogo
 @item denoise3d

libavfilter/Makefile

@@ -79,7 +79,6 @@ OBJS-$(CONFIG_NULLSINK_FILTER)               += vsink_nullsink.o
 OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/mp_image.o
 OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/img_format.o
 OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_2xsai.o
-OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_blackframe.o
 OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_decimate.o
 OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_delogo.o
 OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_denoise3d.o

libavfilter/avfilter.h

@@ -30,7 +30,7 @@
 
 #define LIBAVFILTER_VERSION_MAJOR  2
 #define LIBAVFILTER_VERSION_MINOR 27
-#define LIBAVFILTER_VERSION_MICRO  2
+#define LIBAVFILTER_VERSION_MICRO  3
 
 #define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \
                                                LIBAVFILTER_VERSION_MINOR, \

libavfilter/libmpcodecs/vf_blackframe.c

-/*
- * detect frames that are (almost) black
- * search for black frames to detect scene transitions
- * (c) 2006 Julian Hall
- *
- * based on code designed for skipping commercials
- * (c) 2002-2003 Brian J. Murrell
- *
- * cleanup, simplify, speedup (c) 2006 by Ivo van Poorten
- *
- * 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 {
-    unsigned int bamount, bthresh, frame, lastkeyframe;
-};
-
-static int config(struct vf_instance *vf, int width, int height, int d_width,
-                    int d_height, unsigned int flags, unsigned int outfmt) {
-    return vf_next_config(vf,width,height,d_width,d_height,flags,outfmt);
-}
-
-static int query_format(struct vf_instance *vf, unsigned fmt) {
-    switch(fmt) {
-    case IMGFMT_YVU9:
-    case IMGFMT_IF09:
-    case IMGFMT_YV12:
-    case IMGFMT_I420:
-    case IMGFMT_IYUV:
-    case IMGFMT_CLPL:
-    case IMGFMT_Y800:
-    case IMGFMT_Y8:
-    case IMGFMT_NV12:
-    case IMGFMT_NV21:
-    case IMGFMT_444P:
-    case IMGFMT_422P:
-    case IMGFMT_411P:
-    case IMGFMT_HM12:
-        return vf_next_query_format(vf, fmt);
-    }
-    return 0;
-}
-
-static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts){
-    mp_image_t *dmpi;
-    int x, y;
-    int nblack=0, pblack=0;
-    unsigned char *yplane = mpi->planes[0];
-    unsigned int ystride = mpi->stride[0];
-    int pict_type = mpi->pict_type;
-    int w = mpi->w, h = mpi->h;
-    int bthresh = vf->priv->bthresh;
-    int bamount = vf->priv->bamount;
-    static const char *const picttypes[4] = { "unknown", "I", "P", "B" };
-
-    for (y=1; y<=h; y++) {
-        for (x=0; x<w; x++)
-            nblack += yplane[x] < bthresh;
-        pblack = nblack*100/(w*y);
-        if (pblack < bamount) break;
-        yplane += ystride;
-    }
-
-    if (pict_type > 3 || pict_type < 0) pict_type = 0;
-    if (pict_type == 1) vf->priv->lastkeyframe = vf->priv->frame;
-
-    if (pblack >= bamount)
-        mp_msg(MSGT_VFILTER, MSGL_INFO,"vf_blackframe: %u, %i%%, %s (I:%u)\n",
-                                vf->priv->frame, pblack, picttypes[pict_type],
-                                vf->priv->lastkeyframe);
-
-    vf->priv->frame++;
-
-    dmpi = 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];
-    dmpi->planes[1] = mpi->planes[1];
-    dmpi->stride[1] = mpi->stride[1];
-    dmpi->planes[2] = mpi->planes[2];
-    dmpi->stride[2] = mpi->stride[2];
-
-    vf_clone_mpi_attributes(dmpi, mpi);
-
-    return vf_next_put_image(vf, dmpi, pts);
-}
-
-static int control(struct vf_instance *vf, int request, void* data){
-    return 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->priv = malloc(sizeof(struct vf_priv_s));
-    if (!vf->priv) return 0;
-
-    vf->config = config;
-    vf->put_image = put_image;
-    vf->control = control;
-    vf->uninit = uninit;
-    vf->query_format = query_format;
-
-    vf->priv->bamount = 98;
-    vf->priv->bthresh = 0x20;
-    vf->priv->frame = 0;
-    vf->priv->lastkeyframe = 0;
-
-    if (args)
-        sscanf(args, "%u:%u", &vf->priv->bamount, &vf->priv->bthresh);
-    return 1;
-}
-
-const vf_info_t vf_info_blackframe = {
-    "detects black frames",
-    "blackframe",
-    "Brian J. Murrell, Julian Hall, Ivo van Poorten",
-    "Useful for detecting scene transitions",
-    vf_open,
-    NULL
-};

libavfilter/vf_mp.c

@@ -189,7 +189,6 @@ extern const vf_info_t vf_info_screenshot;
 extern const vf_info_t vf_info_ass;
 extern const vf_info_t vf_info_mcdeint;
 extern const vf_info_t vf_info_yadif;
-extern const vf_info_t vf_info_blackframe;
 extern const vf_info_t vf_info_geq;
 extern const vf_info_t vf_info_ow;
 extern const vf_info_t vf_info_fixpts;
@@ -198,7 +197,6 @@ extern const vf_info_t vf_info_stereo3d;
 
 static const vf_info_t* const filters[]={
     &vf_info_2xsai,
-    &vf_info_blackframe,
     &vf_info_decimate,
     &vf_info_delogo,
     &vf_info_denoise3d,