[Mplayer-cvslog] CVS: main/libmpcodecs vf_denoise3d.c,NONE,1.1 Makefile,1.83,1.84 vf.c,1.65,1.66

Arpi of Ize arpi at mplayerhq.hu
Thu Jan 30 23:53:37 CET 2003


Update of /cvsroot/mplayer/main/libmpcodecs
In directory mail:/var/tmp.root/cvs-serv29067/libmpcodecs

Modified Files:
	Makefile vf.c 
Added Files:
	vf_denoise3d.c 
Log Message:
new video filter: denoise3d - temporal&spatial noise reduction
patch by Daniel Moreno <comac2k at terra.es>
mpi/stride corrections and some bugfix by me


--- NEW FILE ---
/*
    Copyright (C) 2003 Daniel Moreno <comac at comac.darktech.org>

    This program 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.

    This program 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 this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

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

#include "../config.h"
#include "../mp_msg.h"

#ifdef HAVE_MALLOC_H
#include <malloc.h>
#endif

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

#define PARAM1_DEFAULT 4.0
#define PARAM2_DEFAULT 3.0
#define PARAM3_DEFAULT 6.0

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

struct vf_priv_s {
        int Coefs[4][512];
        unsigned char *Line;
	mp_image_t *pmpi;
};


/***************************************************************************/


static int config(struct vf_instance_s* vf,
        int width, int height, int d_width, int d_height,
	unsigned int flags, unsigned int outfmt){

	if(vf->priv->Line) free(vf->priv->Line);
        vf->priv->Line = malloc(width);
	vf->priv->pmpi=NULL;
//        vf->default_caps &= !VFCAP_ACCEPT_STRIDE;

	return vf_next_config(vf,width,height,d_width,d_height,flags,outfmt);
}


void uninit(struct vf_instance_s* vf)
{
    free(vf->priv->Line);
}


#define LowPass(Prev, Curr, Coef) (((Prev)*Coef[Prev - Curr] + (Curr)*(65536-(Coef[Prev - Curr]))) / 65536)

static void deNoise(unsigned char *Frame,        // mpi->planes[x]
                    unsigned char *FramePrev,    // pmpi->planes[x]
                    unsigned char *FrameDest,    // dmpi->planes[x]
                    unsigned char *LineAnt,      // vf->priv->Line (width bytes)
                    int W, int H, int sStride, int pStride, int dStride,
                    int *Horizontal, int *Vertical, int *Temporal)
{
    int X, Y;
    int sLineOffs = 0, pLineOffs = 0, dLineOffs = 0;
    unsigned char PixelAnt;

    /* First pixel has no left nor top neightbour. Only previous frame */
    LineAnt[0] = PixelAnt = Frame[0];
    FrameDest[0] = LowPass(FramePrev[0], LineAnt[0], Temporal);

    /* Fist line has no top neightbour. Only left one for each pixel and
     * last frame */
    for (X = 1; X < W; X++)
    {
        PixelAnt = LowPass(PixelAnt, Frame[X], Horizontal);
        LineAnt[X] = PixelAnt;
        FrameDest[X] = LowPass(FramePrev[X], LineAnt[X], Temporal);
    }

    for (Y = 1; Y < H; Y++)
    {
	sLineOffs += sStride, pLineOffs += pStride, dLineOffs += dStride;
        /* First pixel on each line doesn't have previous pixel */
        PixelAnt = Frame[sLineOffs];
        LineAnt[0] = LowPass(LineAnt[0], PixelAnt, Vertical);
        FrameDest[dLineOffs] = LowPass(FramePrev[pLineOffs], LineAnt[0], Temporal);

        for (X = 1; X < W; X++)
        {
            /* The rest are normal */
            PixelAnt = LowPass(PixelAnt, Frame[sLineOffs+X], Horizontal);
            LineAnt[X] = LowPass(LineAnt[X], PixelAnt, Vertical);
            FrameDest[dLineOffs+X] = LowPass(FramePrev[pLineOffs+X], LineAnt[X], Temporal);
        }
    }
}



static int put_image(struct vf_instance_s* vf, mp_image_t *mpi){
	int cw= mpi->w >> mpi->chroma_x_shift;
	int ch= mpi->h >> mpi->chroma_y_shift;
        int W = mpi->w, H = mpi->h;

	mp_image_t *dmpi=vf_get_image(vf->next,mpi->imgfmt,
		MP_IMGTYPE_IP, MP_IMGFLAG_ACCEPT_STRIDE,
                mpi->w,mpi->h);

	if(!dmpi) return 0;
        if (!vf->priv->pmpi) vf->priv->pmpi=mpi;

        deNoise(mpi->planes[0], vf->priv->pmpi->planes[0], dmpi->planes[0],
		vf->priv->Line, W, H,
                mpi->stride[0], vf->priv->pmpi->stride[0], dmpi->stride[0],
                vf->priv->Coefs[0] + 256,
                vf->priv->Coefs[0] + 256,
                vf->priv->Coefs[1] + 256);
        deNoise(mpi->planes[1], vf->priv->pmpi->planes[1], dmpi->planes[1],
		vf->priv->Line, cw, ch,
                mpi->stride[1], vf->priv->pmpi->stride[1], dmpi->stride[1],
                vf->priv->Coefs[2] + 256,
                vf->priv->Coefs[2] + 256,
                vf->priv->Coefs[3] + 256);
        deNoise(mpi->planes[2], vf->priv->pmpi->planes[2], dmpi->planes[2],
		vf->priv->Line, cw, ch,
                mpi->stride[2], vf->priv->pmpi->stride[2], dmpi->stride[2],
                vf->priv->Coefs[2] + 256,
                vf->priv->Coefs[2] + 256,
                vf->priv->Coefs[3] + 256);

	vf->priv->pmpi=mpi; // save reference image
	return vf_next_put_image(vf,dmpi);
}

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

static int query_format(struct vf_instance_s* 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;
}


#define ABS(A) ( (A) > 0 ? (A) : -(A) )

static void PrecalcCoefs(int *Ct, double Dist25)
{
    int i;
    double Gamma, Simil;

    Gamma = log(0.25) / log(1.0 - Dist25/255.0);

    for (i = -256; i <= 255; i++)
    {
        Simil = 1.0 - ABS(i) / 255.0;
        Ct[256+i] = pow(Simil, Gamma) * 65536;
    }
}


static int open(vf_instance_t *vf, char* args){
        double LumSpac, LumTmp, ChromSpac, ChromTmp;
        double Param1, Param2, Param3;

	vf->config=config;
	vf->put_image=put_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)
        {
            switch(sscanf(args, "%lf:%lf:%lf",
                          &Param1, &Param2, &Param3
                         ))
            {
            case 0:
                LumSpac = PARAM1_DEFAULT;
                LumTmp = PARAM3_DEFAULT;

                ChromSpac = PARAM2_DEFAULT;
                ChromTmp = LumTmp * ChromSpac / LumSpac;
                break;

            case 1:
                LumSpac = Param1;
                LumTmp = PARAM3_DEFAULT * Param1 / PARAM1_DEFAULT;

                ChromSpac = PARAM2_DEFAULT * Param1 / PARAM1_DEFAULT;
                ChromTmp = LumTmp * ChromSpac / LumSpac;
                break;

            case 2:
                LumSpac = Param1;
                LumTmp = PARAM3_DEFAULT * Param1 / PARAM1_DEFAULT;

                ChromSpac = Param2;
                ChromTmp = LumTmp * ChromSpac / LumSpac;
                break;

            case 3:
                LumSpac = Param1;
                LumTmp = Param3;

                ChromSpac = Param2;
                ChromTmp = LumTmp * ChromSpac / LumSpac;
                break;

            default:
                LumSpac = PARAM1_DEFAULT;
                LumTmp = PARAM3_DEFAULT;

                ChromSpac = PARAM2_DEFAULT;
                ChromTmp = LumTmp * ChromSpac / LumSpac;
            }
        }
        else
        {
            LumSpac = PARAM1_DEFAULT;
            LumTmp = PARAM3_DEFAULT;

            ChromSpac = PARAM2_DEFAULT;
            ChromTmp = LumTmp * ChromSpac / LumSpac;
        }

        PrecalcCoefs(vf->priv->Coefs[0], LumSpac);
        PrecalcCoefs(vf->priv->Coefs[1], LumTmp);
        PrecalcCoefs(vf->priv->Coefs[2], ChromSpac);
        PrecalcCoefs(vf->priv->Coefs[3], ChromTmp);

	return 1;
}

vf_info_t vf_info_denoise3d = {
    "3D Denoiser (variable lowpass filter)",
    "denoise3d",
    "Daniel Moreno",
    "",
    open
};

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

Index: Makefile
===================================================================
RCS file: /cvsroot/mplayer/main/libmpcodecs/Makefile,v
retrieving revision 1.83
retrieving revision 1.84
diff -u -r1.83 -r1.84
--- Makefile	23 Jan 2003 16:33:57 -0000	1.83
+++ Makefile	30 Jan 2003 22:53:32 -0000	1.84
@@ -14,7 +14,7 @@
 VIDEO_SRCS_OPT=vd_realvid.c vd_ffmpeg.c vd_dshow.c vd_dmo.c vd_vfw.c vd_vfwex.c vd_odivx.c vd_divx4.c vd_xanim.c vd_xvid.c vd_libdv.c vd_qtvideo.c
 VIDEO_SRCS=dec_video.c vd.c $(VIDEO_SRCS_NAT) $(VIDEO_SRCS_LIB) $(VIDEO_SRCS_OPT)
 
-VFILTER_SRCS=vf.c vf_vo.c vf_crop.c vf_expand.c vf_pp.c vf_scale.c vf_format.c vf_yuy2.c vf_flip.c vf_rgb2bgr.c vf_rotate.c vf_mirror.c vf_palette.c vf_lavc.c vf_dvbscale.c vf_cropdetect.c vf_test.c vf_noise.c vf_yvu9.c vf_rectangle.c vf_lavcdeint.c vf_eq.c vf_eq2.c vf_halfpack.c vf_dint.c vf_1bpp.c vf_bmovl.c vf_2xsai.c vf_unsharp.c vf_swapuv.c vf_il.c vf_boxblur.c vf_sab.c vf_smartblur.c vf_perspective.c vf_field.c
+VFILTER_SRCS=vf.c vf_vo.c vf_crop.c vf_expand.c vf_pp.c vf_scale.c vf_format.c vf_yuy2.c vf_flip.c vf_rgb2bgr.c vf_rotate.c vf_mirror.c vf_palette.c vf_lavc.c vf_dvbscale.c vf_cropdetect.c vf_test.c vf_noise.c vf_yvu9.c vf_rectangle.c vf_lavcdeint.c vf_eq.c vf_eq2.c vf_halfpack.c vf_dint.c vf_1bpp.c vf_bmovl.c vf_2xsai.c vf_unsharp.c vf_swapuv.c vf_il.c vf_boxblur.c vf_sab.c vf_smartblur.c vf_perspective.c vf_field.c vf_denoise3d.c
 ENCODER_SRCS=ve.c ve_divx4.c ve_lavc.c ve_vfw.c ve_rawrgb.c ve_libdv.c ve_xvid.c ve_qtvideo.c
 
 NATIVE_SRCS=native/RTjpegN.c native/cinepak.c native/cyuv.c native/fli.c native/minilzo.c native/msvidc.c native/nuppelvideo.c native/qtrle.c native/qtrpza.c native/qtsmc.c native/roqav.c native/xa_gsm.c native/svq1.c

Index: vf.c
===================================================================
RCS file: /cvsroot/mplayer/main/libmpcodecs/vf.c,v
retrieving revision 1.65
retrieving revision 1.66
diff -u -r1.65 -r1.66
--- vf.c	23 Jan 2003 16:33:57 -0000	1.65
+++ vf.c	30 Jan 2003 22:53:32 -0000	1.66
@@ -53,6 +53,7 @@
 extern vf_info_t vf_info_smartblur;
 extern vf_info_t vf_info_perspective;
 extern vf_info_t vf_info_field;
+extern vf_info_t vf_info_denoise3d;
 
 char** vo_plugin_args=(char**) NULL;
 
@@ -99,6 +100,7 @@
     &vf_info_smartblur,
     &vf_info_perspective,
     &vf_info_field,
+    &vf_info_denoise3d,
     NULL
 };
 



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