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lavfi: remove delogo mp wrapper 

The delogo filter has been natively integrated into libavfilter,
simplify.
tags/n0.9
Stefano Sabatini 14 years ago
parent
2701f6cc6a
commit
6e89bdfecf
5 changed files with 1 additions and 257 deletions
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  1. +0
    -1
      doc/filters.texi
  2. +0
    -1
      libavfilter/Makefile
  3. +1
    -1
      libavfilter/avfilter.h
  4. +0
    -252
      libavfilter/libmpcodecs/vf_delogo.c
  5. +0
    -2
      libavfilter/vf_mp.c

+ 0
- 1
doc/filters.texi View File

@@ -993,7 +993,6 @@ The list of the currently supported filters follows:
@table @var
@item 2xsai
@item decimate
@item delogo
@item denoise3d
@item detc
@item dint


+ 0
- 1
libavfilter/Makefile View File

@@ -84,7 +84,6 @@ 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_decimate.o
OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_delogo.o
OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_denoise3d.o
OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_detc.o
OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_dint.o


+ 1
- 1
libavfilter/avfilter.h View File

@@ -30,7 +30,7 @@

#define LIBAVFILTER_VERSION_MAJOR 2
#define LIBAVFILTER_VERSION_MINOR 31
#define LIBAVFILTER_VERSION_MICRO 0
#define LIBAVFILTER_VERSION_MICRO 1

#define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \
LIBAVFILTER_VERSION_MINOR, \


+ 0
- 252
libavfilter/libmpcodecs/vf_delogo.c View File

@@ -1,252 +0,0 @@
/*
* Copyright (C) 2002 Jindrich Makovicka <makovick@gmail.com>
*
* 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.
*/

/* A very simple tv station logo remover */

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <inttypes.h>
#include <math.h>

#include "mp_msg.h"
#include "cpudetect.h"
#include "img_format.h"
#include "mp_image.h"
#include "vf.h"
#include "libvo/fastmemcpy.h"

//===========================================================================//

struct vf_priv_s {
unsigned int outfmt;
int xoff, yoff, lw, lh, band, show;
};

#define MIN(a,b) (((a) < (b)) ? (a) : (b))
#define MAX(a,b) (((a) > (b)) ? (a) : (b))

static void delogo(uint8_t *dst, uint8_t *src, int dstStride, int srcStride, int width, int height,
int logo_x, int logo_y, int logo_w, int logo_h, int band, int show, int direct) {
int y, x;
int interp, dist;
uint8_t *xdst, *xsrc;

uint8_t *topleft, *botleft, *topright;
int xclipl, xclipr, yclipt, yclipb;
int logo_x1, logo_x2, logo_y1, logo_y2;

xclipl = MAX(-logo_x, 0);
xclipr = MAX(logo_x+logo_w-width, 0);
yclipt = MAX(-logo_y, 0);
yclipb = MAX(logo_y+logo_h-height, 0);

logo_x1 = logo_x + xclipl;
logo_x2 = logo_x + logo_w - xclipr;
logo_y1 = logo_y + yclipt;
logo_y2 = logo_y + logo_h - yclipb;

topleft = src+logo_y1*srcStride+logo_x1;
topright = src+logo_y1*srcStride+logo_x2-1;
botleft = src+(logo_y2-1)*srcStride+logo_x1;

if (!direct) memcpy_pic(dst, src, width, height, dstStride, srcStride);

dst += (logo_y1+1)*dstStride;
src += (logo_y1+1)*srcStride;

for(y = logo_y1+1; y < logo_y2-1; y++)
{
for (x = logo_x1+1, xdst = dst+logo_x1+1, xsrc = src+logo_x1+1; x < logo_x2-1; x++, xdst++, xsrc++) {
interp = ((topleft[srcStride*(y-logo_y-yclipt)]
+ topleft[srcStride*(y-logo_y-1-yclipt)]
+ topleft[srcStride*(y-logo_y+1-yclipt)])*(logo_w-(x-logo_x))/logo_w
+ (topright[srcStride*(y-logo_y-yclipt)]
+ topright[srcStride*(y-logo_y-1-yclipt)]
+ topright[srcStride*(y-logo_y+1-yclipt)])*(x-logo_x)/logo_w
+ (topleft[x-logo_x-xclipl]
+ topleft[x-logo_x-1-xclipl]
+ topleft[x-logo_x+1-xclipl])*(logo_h-(y-logo_y))/logo_h
+ (botleft[x-logo_x-xclipl]
+ botleft[x-logo_x-1-xclipl]
+ botleft[x-logo_x+1-xclipl])*(y-logo_y)/logo_h
)/6;
/* interp = (topleft[srcStride*(y-logo_y)]*(logo_w-(x-logo_x))/logo_w
+ topright[srcStride*(y-logo_y)]*(x-logo_x)/logo_w
+ topleft[x-logo_x]*(logo_h-(y-logo_y))/logo_h
+ botleft[x-logo_x]*(y-logo_y)/logo_h
)/2;*/
if (y >= logo_y+band && y < logo_y+logo_h-band && x >= logo_x+band && x < logo_x+logo_w-band) {
*xdst = interp;
} else {
dist = 0;
if (x < logo_x+band) dist = MAX(dist, logo_x-x+band);
else if (x >= logo_x+logo_w-band) dist = MAX(dist, x-(logo_x+logo_w-1-band));
if (y < logo_y+band) dist = MAX(dist, logo_y-y+band);
else if (y >= logo_y+logo_h-band) dist = MAX(dist, y-(logo_y+logo_h-1-band));
*xdst = (*xsrc*dist + interp*(band-dist))/band;
if (show && (dist == band-1)) *xdst = 0;
}
}

dst+= dstStride;
src+= srcStride;
}
}

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 void get_image(struct vf_instance *vf, mp_image_t *mpi){
if(mpi->flags&MP_IMGFLAG_PRESERVE) return; // don't change
if(mpi->imgfmt!=vf->priv->outfmt) return; // colorspace differ
// ok, we can do pp in-place (or pp disabled):
vf->dmpi=vf_get_image(vf->next,mpi->imgfmt,
mpi->type, mpi->flags, mpi->w, mpi->h);
mpi->planes[0]=vf->dmpi->planes[0];
mpi->stride[0]=vf->dmpi->stride[0];
mpi->width=vf->dmpi->width;
if(mpi->flags&MP_IMGFLAG_PLANAR){
mpi->planes[1]=vf->dmpi->planes[1];
mpi->planes[2]=vf->dmpi->planes[2];
mpi->stride[1]=vf->dmpi->stride[1];
mpi->stride[2]=vf->dmpi->stride[2];
}
mpi->flags|=MP_IMGFLAG_DIRECT;
}

static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts){
mp_image_t *dmpi;

if(!(mpi->flags&MP_IMGFLAG_DIRECT)){
// no DR, so get a new image! hope we'll get DR buffer:
vf->dmpi=vf_get_image(vf->next,vf->priv->outfmt,
MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE,
mpi->w,mpi->h);
}
dmpi= vf->dmpi;

delogo(dmpi->planes[0], mpi->planes[0], dmpi->stride[0], mpi->stride[0], mpi->w, mpi->h,
vf->priv->xoff, vf->priv->yoff, vf->priv->lw, vf->priv->lh, vf->priv->band, vf->priv->show,
mpi->flags&MP_IMGFLAG_DIRECT);
delogo(dmpi->planes[1], mpi->planes[1], dmpi->stride[1], mpi->stride[1], mpi->w/2, mpi->h/2,
vf->priv->xoff/2, vf->priv->yoff/2, vf->priv->lw/2, vf->priv->lh/2, vf->priv->band/2, vf->priv->show,
mpi->flags&MP_IMGFLAG_DIRECT);
delogo(dmpi->planes[2], mpi->planes[2], dmpi->stride[2], mpi->stride[2], mpi->w/2, mpi->h/2,
vf->priv->xoff/2, vf->priv->yoff/2, vf->priv->lw/2, vf->priv->lh/2, vf->priv->band/2, vf->priv->show,
mpi->flags&MP_IMGFLAG_DIRECT);

vf_clone_mpi_attributes(dmpi, mpi);

return vf_next_put_image(vf,dmpi, pts);
}

static void uninit(struct vf_instance *vf){
if(!vf->priv) return;

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:
return vf_next_query_format(vf,vf->priv->outfmt);
}
return 0;
}

static const unsigned int fmt_list[]={
IMGFMT_YV12,
IMGFMT_I420,
IMGFMT_IYUV,
0
};

static int vf_open(vf_instance_t *vf, char *args){
int res=0;
vf->config=config;
vf->put_image=put_image;
vf->get_image=get_image;
vf->query_format=query_format;
vf->uninit=uninit;

vf->priv=malloc(sizeof(struct vf_priv_s));
memset(vf->priv, 0, sizeof(struct vf_priv_s));

if (args) res = sscanf(args, "%d:%d:%d:%d:%d",
&vf->priv->xoff, &vf->priv->yoff,
&vf->priv->lw, &vf->priv->lh,
&vf->priv->band);

if (res != 5) {
mp_msg(MSGT_VFILTER, MSGL_ERR, "deLogo: syntax is \"delogo=xoff:yoff:width:height:band\"\n");
uninit(vf);
return 0;
}

mp_msg(MSGT_VFILTER, MSGL_V, "delogo: %d x %d, %d x %d, band = %d\n",
vf->priv->xoff, vf->priv->yoff,
vf->priv->lw, vf->priv->lh,
vf->priv->band);

vf->priv->show = 0;

if (vf->priv->band < 0) {
vf->priv->band = 4;
vf->priv->show = 1;
}


vf->priv->lw += vf->priv->band*2;
vf->priv->lh += vf->priv->band*2;
vf->priv->xoff -= vf->priv->band;
vf->priv->yoff -= vf->priv->band;

// check csp:
vf->priv->outfmt=vf_match_csp(&vf->next,fmt_list,IMGFMT_YV12);
if(!vf->priv->outfmt)
{
uninit(vf);
return 0; // no csp match :(
}

return 1;
}

const vf_info_t vf_info_delogo = {
"simple logo remover",
"delogo",
"Jindrich Makovicka, Alex Beregszaszi",
"",
vf_open,
};

//===========================================================================//

+ 0
- 2
libavfilter/vf_mp.c View File

@@ -126,7 +126,6 @@ extern const vf_info_t vf_info_ass;
extern const vf_info_t vf_info_bmovl;
extern const vf_info_t vf_info_crop;
extern const vf_info_t vf_info_decimate;
extern const vf_info_t vf_info_delogo;
extern const vf_info_t vf_info_denoise3d;
extern const vf_info_t vf_info_detc;
extern const vf_info_t vf_info_dint;
@@ -197,7 +196,6 @@ extern const vf_info_t vf_info_zrmjpeg;
static const vf_info_t* const filters[]={
&vf_info_2xsai,
&vf_info_decimate,
&vf_info_delogo,
&vf_info_denoise3d,
&vf_info_detc,
&vf_info_dint,


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