mirror of https://github.com/FFmpeg/FFmpeg.git
hqdn3d was meant to be a more efficient denoise3d filter, is supported natively, and is faster on my computer thanks to the ASM optimisations.pull/8/head
Clément Bœsch
12 years ago
parent
80e5c51d73
commit
fd3cdcaf5f
5 changed files with 1 additions and 273 deletions
@ -1,268 +0,0 @@ |
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/*
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* Copyright (C) 2003 Daniel Moreno <comac@comac.darktech.org> |
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* |
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* This file is part of MPlayer. |
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* |
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* MPlayer is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* MPlayer is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License along |
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* with MPlayer; if not, write to the Free Software Foundation, Inc., |
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
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*/ |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <inttypes.h> |
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#include <math.h> |
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#include "mp_msg.h" |
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#include "img_format.h" |
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#include "mp_image.h" |
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#include "vf.h" |
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#define PARAM1_DEFAULT 4.0 |
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#define PARAM2_DEFAULT 3.0 |
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#define PARAM3_DEFAULT 6.0 |
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//===========================================================================//
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struct vf_priv_s { |
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int Coefs[4][512]; |
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unsigned char *Line; |
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mp_image_t *pmpi; |
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}; |
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/***************************************************************************/ |
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static int config(struct vf_instance *vf, |
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int width, int height, int d_width, int d_height, |
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unsigned int flags, unsigned int outfmt){ |
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free(vf->priv->Line); |
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vf->priv->Line = malloc(width); |
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vf->priv->pmpi=NULL; |
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// vf->default_caps &= !VFCAP_ACCEPT_STRIDE;
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return ff_vf_next_config(vf,width,height,d_width,d_height,flags,outfmt); |
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} |
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static void uninit(struct vf_instance *vf) |
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{ |
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free(vf->priv->Line); |
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} |
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#define LowPass(Prev, Curr, Coef) (Curr + Coef[Prev - Curr]) |
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static void deNoise(unsigned char *Frame, // mpi->planes[x]
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unsigned char *FramePrev, // pmpi->planes[x]
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unsigned char *FrameDest, // dmpi->planes[x]
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unsigned char *LineAnt, // vf->priv->Line (width bytes)
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int W, int H, int sStride, int pStride, int dStride, |
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int *Horizontal, int *Vertical, int *Temporal) |
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{ |
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int X, Y; |
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int sLineOffs = 0, pLineOffs = 0, dLineOffs = 0; |
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unsigned char PixelAnt; |
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/* First pixel has no left nor top neighbor. Only previous frame */ |
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LineAnt[0] = PixelAnt = Frame[0]; |
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FrameDest[0] = LowPass(FramePrev[0], LineAnt[0], Temporal); |
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/* Fist line has no top neighbor. Only left one for each pixel and
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* last frame */ |
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for (X = 1; X < W; X++) |
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{ |
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PixelAnt = LowPass(PixelAnt, Frame[X], Horizontal); |
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LineAnt[X] = PixelAnt; |
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FrameDest[X] = LowPass(FramePrev[X], LineAnt[X], Temporal); |
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} |
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for (Y = 1; Y < H; Y++) |
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{ |
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sLineOffs += sStride, pLineOffs += pStride, dLineOffs += dStride; |
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/* First pixel on each line doesn't have previous pixel */ |
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PixelAnt = Frame[sLineOffs]; |
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LineAnt[0] = LowPass(LineAnt[0], PixelAnt, Vertical); |
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FrameDest[dLineOffs] = LowPass(FramePrev[pLineOffs], LineAnt[0], Temporal); |
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for (X = 1; X < W; X++) |
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{ |
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/* The rest are normal */ |
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PixelAnt = LowPass(PixelAnt, Frame[sLineOffs+X], Horizontal); |
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LineAnt[X] = LowPass(LineAnt[X], PixelAnt, Vertical); |
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FrameDest[dLineOffs+X] = LowPass(FramePrev[pLineOffs+X], LineAnt[X], Temporal); |
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} |
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} |
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} |
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static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts){ |
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int cw= mpi->w >> mpi->chroma_x_shift; |
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int ch= mpi->h >> mpi->chroma_y_shift; |
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int W = mpi->w, H = mpi->h; |
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mp_image_t *dmpi=ff_vf_get_image(vf->next,mpi->imgfmt, |
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MP_IMGTYPE_IP, MP_IMGFLAG_ACCEPT_STRIDE | |
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MP_IMGFLAG_PRESERVE | MP_IMGFLAG_READABLE, |
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mpi->w,mpi->h); |
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if(!dmpi) return 0; |
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if (!vf->priv->pmpi) vf->priv->pmpi=mpi; |
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deNoise(mpi->planes[0], vf->priv->pmpi->planes[0], dmpi->planes[0], |
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vf->priv->Line, W, H, |
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mpi->stride[0], vf->priv->pmpi->stride[0], dmpi->stride[0], |
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vf->priv->Coefs[0] + 256, |
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vf->priv->Coefs[0] + 256, |
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vf->priv->Coefs[1] + 256); |
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deNoise(mpi->planes[1], vf->priv->pmpi->planes[1], dmpi->planes[1], |
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vf->priv->Line, cw, ch, |
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mpi->stride[1], vf->priv->pmpi->stride[1], dmpi->stride[1], |
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vf->priv->Coefs[2] + 256, |
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vf->priv->Coefs[2] + 256, |
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vf->priv->Coefs[3] + 256); |
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deNoise(mpi->planes[2], vf->priv->pmpi->planes[2], dmpi->planes[2], |
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vf->priv->Line, cw, ch, |
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mpi->stride[2], vf->priv->pmpi->stride[2], dmpi->stride[2], |
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vf->priv->Coefs[2] + 256, |
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vf->priv->Coefs[2] + 256, |
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vf->priv->Coefs[3] + 256); |
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vf->priv->pmpi=dmpi; // save reference image
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return ff_vf_next_put_image(vf,dmpi, pts); |
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} |
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//===========================================================================//
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static int query_format(struct vf_instance *vf, unsigned int fmt){ |
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switch(fmt) |
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{ |
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case IMGFMT_YV12: |
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case IMGFMT_I420: |
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case IMGFMT_IYUV: |
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case IMGFMT_YVU9: |
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case IMGFMT_444P: |
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case IMGFMT_422P: |
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case IMGFMT_411P: |
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return ff_vf_next_query_format(vf, fmt); |
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} |
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return 0; |
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} |
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#define ABS(A) ( (A) > 0 ? (A) : -(A) ) |
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static void PrecalcCoefs(int *Ct, double Dist25) |
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{ |
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int i; |
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double Gamma, Simil, C; |
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Gamma = log(0.25) / log(1.0 - Dist25/255.0); |
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for (i = -256; i <= 255; i++) |
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{ |
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Simil = 1.0 - ABS(i) / 255.0; |
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// Ct[256+i] = lround(pow(Simil, Gamma) * (double)i);
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C = pow(Simil, Gamma) * (double)i; |
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Ct[256+i] = (C<0) ? (C-0.5) : (C+0.5); |
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} |
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} |
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static int vf_open(vf_instance_t *vf, char *args){ |
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double LumSpac, LumTmp, ChromSpac, ChromTmp; |
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double Param1, Param2, Param3; |
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vf->config=config; |
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vf->put_image=put_image; |
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vf->query_format=query_format; |
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vf->uninit=uninit; |
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vf->priv=malloc(sizeof(struct vf_priv_s)); |
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memset(vf->priv, 0, sizeof(struct vf_priv_s)); |
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if (args) |
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{ |
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switch(sscanf(args, "%lf:%lf:%lf", |
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&Param1, &Param2, &Param3 |
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)) |
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{ |
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case 0: |
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LumSpac = PARAM1_DEFAULT; |
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LumTmp = PARAM3_DEFAULT; |
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ChromSpac = PARAM2_DEFAULT; |
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ChromTmp = LumTmp * ChromSpac / LumSpac; |
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break; |
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case 1: |
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LumSpac = Param1; |
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LumTmp = PARAM3_DEFAULT * Param1 / PARAM1_DEFAULT; |
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ChromSpac = PARAM2_DEFAULT * Param1 / PARAM1_DEFAULT; |
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ChromTmp = LumTmp * ChromSpac / LumSpac; |
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break; |
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case 2: |
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LumSpac = Param1; |
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LumTmp = PARAM3_DEFAULT * Param1 / PARAM1_DEFAULT; |
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ChromSpac = Param2; |
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ChromTmp = LumTmp * ChromSpac / LumSpac; |
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break; |
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case 3: |
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LumSpac = Param1; |
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LumTmp = Param3; |
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ChromSpac = Param2; |
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ChromTmp = LumTmp * ChromSpac / LumSpac; |
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break; |
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default: |
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LumSpac = PARAM1_DEFAULT; |
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LumTmp = PARAM3_DEFAULT; |
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ChromSpac = PARAM2_DEFAULT; |
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ChromTmp = LumTmp * ChromSpac / LumSpac; |
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} |
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} |
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else |
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{ |
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LumSpac = PARAM1_DEFAULT; |
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LumTmp = PARAM3_DEFAULT; |
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ChromSpac = PARAM2_DEFAULT; |
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ChromTmp = LumTmp * ChromSpac / LumSpac; |
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} |
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PrecalcCoefs(vf->priv->Coefs[0], LumSpac); |
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PrecalcCoefs(vf->priv->Coefs[1], LumTmp); |
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PrecalcCoefs(vf->priv->Coefs[2], ChromSpac); |
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PrecalcCoefs(vf->priv->Coefs[3], ChromTmp); |
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return 1; |
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} |
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const vf_info_t ff_vf_info_denoise3d = { |
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"3D Denoiser (variable lowpass filter)", |
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"denoise3d", |
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"Daniel Moreno", |
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"", |
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vf_open, |
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NULL |
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}; |
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//===========================================================================//
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