vf_mp: remove cropdetect wrapper

The cropdetect filter is natively integrated into libavfilter.

doc/filters.texi

@@ -896,7 +896,6 @@ The list of the currently supported filters follows:
 @table @var
 @item 2xsai
 @item blackframe
-@item cropdetect
 @item decimate
 @item delogo
 @item denoise3d

libavfilter/Makefile

@@ -80,7 +80,6 @@ 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-$(CONFIG_MP_FILTER) += libmpcodecs/vf_cropdetect.o
 OBJS-$(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  1
+#define LIBAVFILTER_VERSION_MICRO  2
 
 #define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \
                                                LIBAVFILTER_VERSION_MINOR, \

libavfilter/libmpcodecs/vf_cropdetect.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 <inttypes.h>
-
-#include "config.h"
-#include "mp_msg.h"
-#include "help_mp.h"
-
-#include "img_format.h"
-#include "mp_image.h"
-#include "vf.h"
-
-struct vf_priv_s {
-    int x1,y1,x2,y2;
-    int limit;
-    int round;
-    int reset_count;
-    int fno;
-};
-
-static int checkline(unsigned char* src,int stride,int len,int bpp){
-    int total=0;
-    int div=len;
-    switch(bpp){
-    case 1:
-        while(--len>=0){
-            total+=src[0]; src+=stride;
-        }
-        break;
-    case 3:
-    case 4:
-        while(--len>=0){
-            total+=src[0]+src[1]+src[2]; src+=stride;
-        }
-        div*=3;
-        break;
-    }
-    total/=div;
-//    printf("total=%d\n",total);
-    return total;
-}
-
-//===========================================================================//
-
-static int config(struct vf_instance *vf,
-        int width, int height, int d_width, int d_height,
-        unsigned int flags, unsigned int outfmt){
-    vf->priv->x1=width - 1;
-    vf->priv->y1=height - 1;
-    vf->priv->x2=0;
-    vf->priv->y2=0;
-    vf->priv->fno=-2;
-    return vf_next_config(vf,width,height,d_width,d_height,flags,outfmt);
-}
-
-static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts){
-    mp_image_t *dmpi;
-    int bpp=mpi->bpp/8;
-    int w,h,x,y,shrink_by;
-
-    // hope we'll get DR buffer:
-    dmpi=vf_get_image(vf->next,mpi->imgfmt,
-        MP_IMGTYPE_EXPORT, 0,
-        mpi->w, mpi->h);
-
-    dmpi->planes[0]=mpi->planes[0];
-    dmpi->planes[1]=mpi->planes[1];
-    dmpi->planes[2]=mpi->planes[2];
-    dmpi->stride[0]=mpi->stride[0];
-    dmpi->stride[1]=mpi->stride[1];
-    dmpi->stride[2]=mpi->stride[2];
-    dmpi->width=mpi->width;
-    dmpi->height=mpi->height;
-
-if(++vf->priv->fno>0){        // ignore first 2 frames - they may be empty
-
-    // Reset the crop area every reset_count frames, if reset_count is > 0
-    if(vf->priv->reset_count > 0 && vf->priv->fno > vf->priv->reset_count){
-        vf->priv->x1=mpi->w-1;
-        vf->priv->y1=mpi->h-1;
-        vf->priv->x2=0;
-        vf->priv->y2=0;
-        vf->priv->fno=1;
-    }
-
-    for(y=0;y<vf->priv->y1;y++){
-        if(checkline(mpi->planes[0]+mpi->stride[0]*y,bpp,mpi->w,bpp)>vf->priv->limit){
-            vf->priv->y1=y;
-            break;
-        }
-    }
-
-    for(y=mpi->h-1;y>vf->priv->y2;y--){
-        if(checkline(mpi->planes[0]+mpi->stride[0]*y,bpp,mpi->w,bpp)>vf->priv->limit){
-            vf->priv->y2=y;
-            break;
-        }
-    }
-
-    for(y=0;y<vf->priv->x1;y++){
-        if(checkline(mpi->planes[0]+bpp*y,mpi->stride[0],mpi->h,bpp)>vf->priv->limit){
-            vf->priv->x1=y;
-            break;
-        }
-    }
-
-    for(y=mpi->w-1;y>vf->priv->x2;y--){
-        if(checkline(mpi->planes[0]+bpp*y,mpi->stride[0],mpi->h,bpp)>vf->priv->limit){
-            vf->priv->x2=y;
-            break;
-        }
-    }
-
-    // round x and y (up), important for yuv colorspaces
-    // make sure they stay rounded!
-    x=(vf->priv->x1+1)&(~1);
-    y=(vf->priv->y1+1)&(~1);
-
-    w = vf->priv->x2 - x + 1;
-    h = vf->priv->y2 - y + 1;
-
-    // w and h must be divisible by 2 as well because of yuv
-    // colorspace problems.
-    if (vf->priv->round <= 1)
-      vf->priv->round = 16;
-    if (vf->priv->round % 2)
-      vf->priv->round *= 2;
-
-    shrink_by = w % vf->priv->round;
-    w -= shrink_by;
-    x += (shrink_by / 2 + 1) & ~1;
-
-    shrink_by = h % vf->priv->round;
-    h -= shrink_by;
-    y += (shrink_by / 2 + 1) & ~1;
-
-    mp_msg(MSGT_VFILTER, MSGL_INFO, MSGTR_MPCODECS_CropArea,
-        vf->priv->x1,vf->priv->x2,
-        vf->priv->y1,vf->priv->y2,
-        w,h,x,y);
-
-
-}
-
-    return vf_next_put_image(vf,dmpi, pts);
-}
-
-static int query_format(struct vf_instance *vf, unsigned int fmt) {
-  switch(fmt) {
-    // the default limit value works only right with YV12 right now.
-    case IMGFMT_YV12:
-      return vf_next_query_format(vf, fmt);
-  }
-  return 0;
-}
-//===========================================================================//
-
-static int vf_open(vf_instance_t *vf, char *args){
-    vf->config=config;
-    vf->put_image=put_image;
-    vf->query_format=query_format;
-    vf->priv=malloc(sizeof(struct vf_priv_s));
-    vf->priv->limit=24; // should be option
-    vf->priv->round = 0;
-    vf->priv->reset_count = 0;
-    if(args) sscanf(args, "%d:%d:%d",
-    &vf->priv->limit,
-    &vf->priv->round,
-    &vf->priv->reset_count);
-    return 1;
-}
-
-const vf_info_t vf_info_cropdetect = {
-    "autodetect crop size",
-    "cropdetect",
-    "A'rpi",
-    "",
-    vf_open,
-    NULL
-};
-
-//===========================================================================//

libavfilter/vf_mp.c

@@ -136,7 +136,6 @@ extern const vf_info_t vf_info_palette;
 extern const vf_info_t vf_info_lavc;
 extern const vf_info_t vf_info_zrmjpeg;
 extern const vf_info_t vf_info_dvbscale;
-extern const vf_info_t vf_info_cropdetect;
 extern const vf_info_t vf_info_test;
 extern const vf_info_t vf_info_noise;
 extern const vf_info_t vf_info_yvu9;
@@ -200,7 +199,6 @@ extern const vf_info_t vf_info_stereo3d;
 static const vf_info_t* const filters[]={
     &vf_info_2xsai,
     &vf_info_blackframe,
-    &vf_info_cropdetect,
     &vf_info_decimate,
     &vf_info_delogo,
     &vf_info_denoise3d,