[FFmpeg-cvslog] lavfi/mp: remove smartblur filter

Stefano Sabatini git at videolan.org
Fri Aug 31 16:05:31 CEST 2012


ffmpeg | branch: master | Stefano Sabatini <stefasab at gmail.com> | Wed Aug 29 10:36:08 2012 +0200| [e64b941dbce5aa5500abdf58c1d2d4e5e13b7b30] | committer: Stefano Sabatini

lavfi/mp: remove smartblur filter

It was natively integrated into libavfilter.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=e64b941dbce5aa5500abdf58c1d2d4e5e13b7b30
---

 doc/filters.texi                       |    1 -
 libavfilter/Makefile                   |    1 -
 libavfilter/libmpcodecs/vf_smartblur.c |  264 --------------------------------
 libavfilter/version.h                  |    2 +-
 libavfilter/vf_mp.c                    |    2 -
 5 files changed, 1 insertion(+), 269 deletions(-)

diff --git a/doc/filters.texi b/doc/filters.texi
index 562ed17..9784e43 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -2491,7 +2491,6 @@ The list of the currently supported filters follows:
 @item rectangle
 @item rotate
 @item sab
- at item smartblur
 @item softpulldown
 @item softskip
 @item spp
diff --git a/libavfilter/Makefile b/libavfilter/Makefile
index 6b3ab86..122a0d1 100644
--- a/libavfilter/Makefile
+++ b/libavfilter/Makefile
@@ -188,7 +188,6 @@ OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_qp.o
 OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_rectangle.o
 OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_rotate.o
 OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_sab.o
-OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_smartblur.o
 OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_softpulldown.o
 OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_softskip.o
 OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_spp.o
diff --git a/libavfilter/libmpcodecs/vf_smartblur.c b/libavfilter/libmpcodecs/vf_smartblur.c
deleted file mode 100644
index 3f0d7c3..0000000
--- a/libavfilter/libmpcodecs/vf_smartblur.c
+++ /dev/null
@@ -1,264 +0,0 @@
-/*
- * Copyright (C) 2002 Michael Niedermayer <michaelni at gmx.at>
- *
- * 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 <assert.h>
-
-#include "mp_msg.h"
-#include "libavutil/avutil.h"
-#include "img_format.h"
-#include "mp_image.h"
-#include "vf.h"
-#include "libswscale/swscale.h"
-#include "vf_scale.h"
-
-//===========================================================================//
-
-typedef struct FilterParam{
-    float radius;
-    float strength;
-    int threshold;
-    float quality;
-    struct SwsContext *filterContext;
-}FilterParam;
-
-struct vf_priv_s {
-    FilterParam luma;
-    FilterParam chroma;
-};
-
-
-/***************************************************************************/
-
-//FIXME stupid code duplication
-static void getSubSampleFactors(int *h, int *v, int format){
-    switch(format){
-    default:
-        assert(0);
-    case IMGFMT_YV12:
-    case IMGFMT_I420:
-        *h=1;
-        *v=1;
-        break;
-    case IMGFMT_YVU9:
-        *h=2;
-        *v=2;
-        break;
-    case IMGFMT_444P:
-        *h=0;
-        *v=0;
-        break;
-    case IMGFMT_422P:
-        *h=1;
-        *v=0;
-        break;
-    case IMGFMT_411P:
-        *h=2;
-        *v=0;
-        break;
-    }
-}
-
-static int allocStuff(FilterParam *f, int width, int height){
-    SwsVector *vec;
-    SwsFilter swsF;
-
-    vec = sws_getGaussianVec(f->radius, f->quality);
-    sws_scaleVec(vec, f->strength);
-    vec->coeff[vec->length/2]+= 1.0 - f->strength;
-    swsF.lumH= swsF.lumV= vec;
-    swsF.chrH= swsF.chrV= NULL;
-    f->filterContext= sws_getContext(
-        width, height, PIX_FMT_GRAY8, width, height, PIX_FMT_GRAY8, SWS_BICUBIC, &swsF, NULL, NULL);
-
-    sws_freeVec(vec);
-
-    return 0;
-}
-
-static int config(struct vf_instance *vf,
-    int width, int height, int d_width, int d_height,
-    unsigned int flags, unsigned int outfmt){
-
-    int sw, sh;
-
-    allocStuff(&vf->priv->luma, width, height);
-
-    getSubSampleFactors(&sw, &sh, outfmt);
-    allocStuff(&vf->priv->chroma, width>>sw, height>>sh);
-
-    return vf_next_config(vf,width,height,d_width,d_height,flags,outfmt);
-}
-
-static void freeBuffers(FilterParam *f){
-    if(f->filterContext) sws_freeContext(f->filterContext);
-    f->filterContext=NULL;
-}
-
-static void uninit(struct vf_instance *vf){
-    if(!vf->priv) return;
-
-    freeBuffers(&vf->priv->luma);
-    freeBuffers(&vf->priv->chroma);
-
-    free(vf->priv);
-    vf->priv=NULL;
-}
-
-static inline void blur(uint8_t *dst, uint8_t *src, int w, int h, int dstStride, int srcStride, FilterParam *fp){
-    int x, y;
-    FilterParam f= *fp;
-    const uint8_t* const srcArray[MP_MAX_PLANES] = {src};
-    uint8_t *dstArray[MP_MAX_PLANES]= {dst};
-    int srcStrideArray[MP_MAX_PLANES]= {srcStride};
-    int dstStrideArray[MP_MAX_PLANES]= {dstStride};
-
-    sws_scale(f.filterContext, srcArray, srcStrideArray, 0, h, dstArray, dstStrideArray);
-
-    if(f.threshold > 0){
-        for(y=0; y<h; y++){
-            for(x=0; x<w; x++){
-                const int orig= src[x + y*srcStride];
-                const int filtered= dst[x + y*dstStride];
-                const int diff= orig - filtered;
-
-                if(diff > 0){
-                    if(diff > 2*f.threshold){
-                        dst[x + y*dstStride]= orig;
-                    }else if(diff > f.threshold){
-                        dst[x + y*dstStride]= filtered + diff - f.threshold;
-                    }
-                }else{
-                    if(-diff > 2*f.threshold){
-                        dst[x + y*dstStride]= orig;
-                    }else if(-diff > f.threshold){
-                        dst[x + y*dstStride]= filtered + diff + f.threshold;
-                    }
-                }
-            }
-        }
-    }else if(f.threshold < 0){
-        for(y=0; y<h; y++){
-            for(x=0; x<w; x++){
-                const int orig= src[x + y*srcStride];
-                const int filtered= dst[x + y*dstStride];
-                const int diff= orig - filtered;
-
-                if(diff > 0){
-                    if(diff > -2*f.threshold){
-                    }else if(diff > -f.threshold){
-                        dst[x + y*dstStride]= orig - diff - f.threshold;
-                    }else
-                        dst[x + y*dstStride]= orig;
-                }else{
-                    if(diff < 2*f.threshold){
-                    }else if(diff < f.threshold){
-                        dst[x + y*dstStride]= orig - diff + f.threshold;
-                    }else
-                        dst[x + y*dstStride]= orig;
-                }
-            }
-        }
-    }
-}
-
-static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts){
-    int cw= mpi->w >> mpi->chroma_x_shift;
-    int ch= mpi->h >> mpi->chroma_y_shift;
-    int threshold = vf->priv->luma.threshold || vf->priv->chroma.threshold;
-
-    mp_image_t *dmpi=vf_get_image(vf->next,mpi->imgfmt,
-        MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE|
-        (threshold ? MP_IMGFLAG_READABLE : 0),
-        mpi->w,mpi->h);
-
-    assert(mpi->flags&MP_IMGFLAG_PLANAR);
-
-    blur(dmpi->planes[0], mpi->planes[0], mpi->w,mpi->h, dmpi->stride[0], mpi->stride[0], &vf->priv->luma);
-    blur(dmpi->planes[1], mpi->planes[1], cw    , ch   , dmpi->stride[1], mpi->stride[1], &vf->priv->chroma);
-    blur(dmpi->planes[2], mpi->planes[2], cw    , ch   , dmpi->stride[2], mpi->stride[2], &vf->priv->chroma);
-
-    return vf_next_put_image(vf,dmpi, pts);
-}
-
-//===========================================================================//
-
-static int query_format(struct vf_instance *vf, unsigned int fmt){
-    switch(fmt)
-    {
-    case IMGFMT_YV12:
-    case IMGFMT_I420:
-    case IMGFMT_IYUV:
-    case IMGFMT_YVU9:
-    case IMGFMT_444P:
-    case IMGFMT_422P:
-    case IMGFMT_411P:
-        return vf_next_query_format(vf, fmt);
-    }
-    return 0;
-}
-
-static int vf_open(vf_instance_t *vf, char *args){
-    int e;
-
-    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==NULL) return 0;
-
-    e=sscanf(args, "%f:%f:%d:%f:%f:%d",
-        &vf->priv->luma.radius,
-        &vf->priv->luma.strength,
-        &vf->priv->luma.threshold,
-        &vf->priv->chroma.radius,
-        &vf->priv->chroma.strength,
-        &vf->priv->chroma.threshold
-        );
-
-    vf->priv->luma.quality = vf->priv->chroma.quality= 3.0;
-
-    if(e==3){
-        vf->priv->chroma.radius= vf->priv->luma.radius;
-        vf->priv->chroma.strength= vf->priv->luma.strength;
-        vf->priv->chroma.threshold = vf->priv->luma.threshold;
-    }else if(e!=6)
-        return 0;
-
-    return 1;
-}
-
-const vf_info_t vf_info_smartblur = {
-    "smart blur",
-    "smartblur",
-    "Michael Niedermayer",
-    "",
-    vf_open,
-    NULL
-};
-
-//===========================================================================//
diff --git a/libavfilter/version.h b/libavfilter/version.h
index a0166f6..1201be8 100644
--- a/libavfilter/version.h
+++ b/libavfilter/version.h
@@ -30,7 +30,7 @@
 
 #define LIBAVFILTER_VERSION_MAJOR  3
 #define LIBAVFILTER_VERSION_MINOR  14
-#define LIBAVFILTER_VERSION_MICRO 100
+#define LIBAVFILTER_VERSION_MICRO 101
 
 #define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \
                                                LIBAVFILTER_VERSION_MINOR, \
diff --git a/libavfilter/vf_mp.c b/libavfilter/vf_mp.c
index c27edb2..7a4211f 100644
--- a/libavfilter/vf_mp.c
+++ b/libavfilter/vf_mp.c
@@ -170,7 +170,6 @@ extern const vf_info_t vf_info_rectangle;
 extern const vf_info_t vf_info_rotate;
 extern const vf_info_t vf_info_sab;
 extern const vf_info_t vf_info_scale;
-extern const vf_info_t vf_info_smartblur;
 extern const vf_info_t vf_info_softpulldown;
 extern const vf_info_t vf_info_softskip;
 extern const vf_info_t vf_info_spp;
@@ -224,7 +223,6 @@ static const vf_info_t* const filters[]={
     &vf_info_rectangle,
     &vf_info_rotate,
     &vf_info_sab,
-    &vf_info_smartblur,
     &vf_info_softpulldown,
     &vf_info_softskip,
     &vf_info_spp,



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