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authorStefano Sabatini <stefano.sabatini-lala@poste.it>2011-08-14 12:04:23 +0200
committerStefano Sabatini <stefano.sabatini-lala@poste.it>2011-08-14 12:26:44 +0200
commit6e89bdfecf723d642fe52180af25918c3bd762a2 (patch)
treefe90a95c18e49b1f6ca4a59481e0274c3e1f2c34 /libavfilter/libmpcodecs
parent2701f6cc6aca624e6d26f1bd3bd6190b8024ea6b (diff)
lavfi: remove delogo mp wrapper
The delogo filter has been natively integrated into libavfilter, simplify.
Diffstat (limited to 'libavfilter/libmpcodecs')
-rw-r--r--libavfilter/libmpcodecs/vf_delogo.c252
1 files changed, 0 insertions, 252 deletions
diff --git a/libavfilter/libmpcodecs/vf_delogo.c b/libavfilter/libmpcodecs/vf_delogo.c
deleted file mode 100644
index 7a69e57863..0000000000
--- a/libavfilter/libmpcodecs/vf_delogo.c
+++ /dev/null
@@ -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,
-};
-
-//===========================================================================//