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| 1 | | −/* |
| 2 | | − * Copyright (C) 2003 Daniel Moreno <comac@comac.darktech.org> |
| 3 | | − * |
| 4 | | − * This file is part of MPlayer. |
| 5 | | − * |
| 6 | | − * MPlayer is free software; you can redistribute it and/or modify |
| 7 | | − * it under the terms of the GNU General Public License as published by |
| 8 | | − * the Free Software Foundation; either version 2 of the License, or |
| 9 | | − * (at your option) any later version. |
| 10 | | − * |
| 11 | | − * MPlayer is distributed in the hope that it will be useful, |
| 12 | | − * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | | − * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | | − * GNU General Public License for more details. |
| 15 | | − * |
| 16 | | − * You should have received a copy of the GNU General Public License along |
| 17 | | − * with MPlayer; if not, write to the Free Software Foundation, Inc., |
| 18 | | − * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| 19 | | − */ |
| 20 | | − |
| 21 | | −#include <stdio.h> |
| 22 | | −#include <stdlib.h> |
| 23 | | −#include <string.h> |
| 24 | | −#include <inttypes.h> |
| 25 | | −#include <math.h> |
| 26 | | − |
| 27 | | −#include "mp_msg.h" |
| 28 | | −#include "img_format.h" |
| 29 | | −#include "mp_image.h" |
| 30 | | −#include "vf.h" |
| 31 | | − |
| 32 | | −#define PARAM1_DEFAULT 4.0 |
| 33 | | −#define PARAM2_DEFAULT 3.0 |
| 34 | | −#define PARAM3_DEFAULT 6.0 |
| 35 | | − |
| 36 | | −//===========================================================================// |
| 37 | | − |
| 38 | | −struct vf_priv_s { |
| 39 | | − int Coefs[4][512*16]; |
| 40 | | − unsigned int *Line; |
| 41 | | − unsigned short *Frame[3]; |
| 42 | | −}; |
| 43 | | − |
| 44 | | − |
| 45 | | −/***************************************************************************/ |
| 46 | | − |
| 47 | | −static void uninit(struct vf_instance *vf) |
| 48 | | −{ |
| 49 | | − free(vf->priv->Line); |
| 50 | | − free(vf->priv->Frame[0]); |
| 51 | | − free(vf->priv->Frame[1]); |
| 52 | | − free(vf->priv->Frame[2]); |
| 53 | | − |
| 54 | | − vf->priv->Line = NULL; |
| 55 | | − vf->priv->Frame[0] = NULL; |
| 56 | | − vf->priv->Frame[1] = NULL; |
| 57 | | − vf->priv->Frame[2] = NULL; |
| 58 | | −} |
| 59 | | − |
| 60 | | −static int config(struct vf_instance *vf, |
| 61 | | − int width, int height, int d_width, int d_height, |
| 62 | | − unsigned int flags, unsigned int outfmt){ |
| 63 | | − |
| 64 | | − uninit(vf); |
| 65 | | − vf->priv->Line = malloc(width*sizeof(int)); |
| 66 | | − |
| 67 | | − return vf_next_config(vf,width,height,d_width,d_height,flags,outfmt); |
| 68 | | −} |
| 69 | | − |
| 70 | | −static inline unsigned int LowPassMul(unsigned int PrevMul, unsigned int CurrMul, int* Coef){ |
| 71 | | −// int dMul= (PrevMul&0xFFFFFF)-(CurrMul&0xFFFFFF); |
| 72 | | − int dMul= PrevMul-CurrMul; |
| 73 | | − unsigned int d=((dMul+0x10007FF)>>12); |
| 74 | | − return CurrMul + Coef[d]; |
| 75 | | −} |
| 76 | | − |
| 77 | | −static void deNoiseTemporal( |
| 78 | | − unsigned char *Frame, // mpi->planes[x] |
| 79 | | − unsigned char *FrameDest, // dmpi->planes[x] |
| 80 | | − unsigned short *FrameAnt, |
| 81 | | − int W, int H, int sStride, int dStride, |
| 82 | | − int *Temporal) |
| 83 | | −{ |
| 84 | | − long X, Y; |
| 85 | | − unsigned int PixelDst; |
| 86 | | − |
| 87 | | − for (Y = 0; Y < H; Y++){ |
| 88 | | − for (X = 0; X < W; X++){ |
| 89 | | − PixelDst = LowPassMul(FrameAnt[X]<<8, Frame[X]<<16, Temporal); |
| 90 | | − FrameAnt[X] = ((PixelDst+0x1000007F)>>8); |
| 91 | | − FrameDest[X]= ((PixelDst+0x10007FFF)>>16); |
| 92 | | − } |
| 93 | | − Frame += sStride; |
| 94 | | − FrameDest += dStride; |
| 95 | | − FrameAnt += W; |
| 96 | | − } |
| 97 | | −} |
| 98 | | − |
| 99 | | −static void deNoiseSpacial( |
| 100 | | − unsigned char *Frame, // mpi->planes[x] |
| 101 | | − unsigned char *FrameDest, // dmpi->planes[x] |
| 102 | | − unsigned int *LineAnt, // vf->priv->Line (width bytes) |
| 103 | | − int W, int H, int sStride, int dStride, |
| 104 | | − int *Horizontal, int *Vertical) |
| 105 | | −{ |
| 106 | | − long X, Y; |
| 107 | | − long sLineOffs = 0, dLineOffs = 0; |
| 108 | | − unsigned int PixelAnt; |
| 109 | | − unsigned int PixelDst; |
| 110 | | − |
| 111 | | − /* First pixel has no left nor top neighbor. */ |
| 112 | | − PixelDst = LineAnt[0] = PixelAnt = Frame[0]<<16; |
| 113 | | − FrameDest[0]= ((PixelDst+0x10007FFF)>>16); |
| 114 | | − |
| 115 | | − /* First line has no top neighbor, only left. */ |
| 116 | | − for (X = 1; X < W; X++){ |
| 117 | | − PixelDst = LineAnt[X] = LowPassMul(PixelAnt, Frame[X]<<16, Horizontal); |
| 118 | | − FrameDest[X]= ((PixelDst+0x10007FFF)>>16); |
| 119 | | − } |
| 120 | | − |
| 121 | | − for (Y = 1; Y < H; Y++){ |
| 122 | | − unsigned int PixelAnt; |
| 123 | | − sLineOffs += sStride, dLineOffs += dStride; |
| 124 | | − /* First pixel on each line doesn't have previous pixel */ |
| 125 | | − PixelAnt = Frame[sLineOffs]<<16; |
| 126 | | − PixelDst = LineAnt[0] = LowPassMul(LineAnt[0], PixelAnt, Vertical); |
| 127 | | − FrameDest[dLineOffs]= ((PixelDst+0x10007FFF)>>16); |
| 128 | | − |
| 129 | | − for (X = 1; X < W; X++){ |
| 130 | | − unsigned int PixelDst; |
| 131 | | − /* The rest are normal */ |
| 132 | | − PixelAnt = LowPassMul(PixelAnt, Frame[sLineOffs+X]<<16, Horizontal); |
| 133 | | − PixelDst = LineAnt[X] = LowPassMul(LineAnt[X], PixelAnt, Vertical); |
| 134 | | − FrameDest[dLineOffs+X]= ((PixelDst+0x10007FFF)>>16); |
| 135 | | − } |
| 136 | | − } |
| 137 | | −} |
| 138 | | − |
| 139 | | −static void deNoise(unsigned char *Frame, // mpi->planes[x] |
| 140 | | − unsigned char *FrameDest, // dmpi->planes[x] |
| 141 | | − unsigned int *LineAnt, // vf->priv->Line (width bytes) |
| 142 | | − unsigned short **FrameAntPtr, |
| 143 | | − int W, int H, int sStride, int dStride, |
| 144 | | − int *Horizontal, int *Vertical, int *Temporal) |
| 145 | | −{ |
| 146 | | − long X, Y; |
| 147 | | − long sLineOffs = 0, dLineOffs = 0; |
| 148 | | − unsigned int PixelAnt; |
| 149 | | − unsigned int PixelDst; |
| 150 | | − unsigned short* FrameAnt=(*FrameAntPtr); |
| 151 | | − |
| 152 | | − if(!FrameAnt){ |
| 153 | | − (*FrameAntPtr)=FrameAnt=malloc(W*H*sizeof(unsigned short)); |
| 154 | | − for (Y = 0; Y < H; Y++){ |
| 155 | | − unsigned short* dst=&FrameAnt[Y*W]; |
| 156 | | − unsigned char* src=Frame+Y*sStride; |
| 157 | | − for (X = 0; X < W; X++) dst[X]=src[X]<<8; |
| 158 | | − } |
| 159 | | − } |
| 160 | | − |
| 161 | | − if(!Horizontal[0] && !Vertical[0]){ |
| 162 | | − deNoiseTemporal(Frame, FrameDest, FrameAnt, |
| 163 | | − W, H, sStride, dStride, Temporal); |
| 164 | | − return; |
| 165 | | − } |
| 166 | | − if(!Temporal[0]){ |
| 167 | | − deNoiseSpacial(Frame, FrameDest, LineAnt, |
| 168 | | − W, H, sStride, dStride, Horizontal, Vertical); |
| 169 | | − return; |
| 170 | | − } |
| 171 | | − |
| 172 | | − /* First pixel has no left nor top neighbor. Only previous frame */ |
| 173 | | − LineAnt[0] = PixelAnt = Frame[0]<<16; |
| 174 | | − PixelDst = LowPassMul(FrameAnt[0]<<8, PixelAnt, Temporal); |
| 175 | | − FrameAnt[0] = ((PixelDst+0x1000007F)>>8); |
| 176 | | − FrameDest[0]= ((PixelDst+0x10007FFF)>>16); |
| 177 | | − |
| 178 | | − /* First line has no top neighbor. Only left one for each pixel and |
| 179 | | − * last frame */ |
| 180 | | − for (X = 1; X < W; X++){ |
| 181 | | − LineAnt[X] = PixelAnt = LowPassMul(PixelAnt, Frame[X]<<16, Horizontal); |
| 182 | | − PixelDst = LowPassMul(FrameAnt[X]<<8, PixelAnt, Temporal); |
| 183 | | − FrameAnt[X] = ((PixelDst+0x1000007F)>>8); |
| 184 | | − FrameDest[X]= ((PixelDst+0x10007FFF)>>16); |
| 185 | | − } |
| 186 | | − |
| 187 | | − for (Y = 1; Y < H; Y++){ |
| 188 | | − unsigned int PixelAnt; |
| 189 | | − unsigned short* LinePrev=&FrameAnt[Y*W]; |
| 190 | | − sLineOffs += sStride, dLineOffs += dStride; |
| 191 | | − /* First pixel on each line doesn't have previous pixel */ |
| 192 | | − PixelAnt = Frame[sLineOffs]<<16; |
| 193 | | − LineAnt[0] = LowPassMul(LineAnt[0], PixelAnt, Vertical); |
| 194 | | − PixelDst = LowPassMul(LinePrev[0]<<8, LineAnt[0], Temporal); |
| 195 | | − LinePrev[0] = ((PixelDst+0x1000007F)>>8); |
| 196 | | − FrameDest[dLineOffs]= ((PixelDst+0x10007FFF)>>16); |
| 197 | | − |
| 198 | | − for (X = 1; X < W; X++){ |
| 199 | | − unsigned int PixelDst; |
| 200 | | − /* The rest are normal */ |
| 201 | | − PixelAnt = LowPassMul(PixelAnt, Frame[sLineOffs+X]<<16, Horizontal); |
| 202 | | − LineAnt[X] = LowPassMul(LineAnt[X], PixelAnt, Vertical); |
| 203 | | − PixelDst = LowPassMul(LinePrev[X]<<8, LineAnt[X], Temporal); |
| 204 | | − LinePrev[X] = ((PixelDst+0x1000007F)>>8); |
| 205 | | − FrameDest[dLineOffs+X]= ((PixelDst+0x10007FFF)>>16); |
| 206 | | − } |
| 207 | | − } |
| 208 | | −} |
| 209 | | − |
| 210 | | − |
| 211 | | −static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts){ |
| 212 | | − int cw= mpi->w >> mpi->chroma_x_shift; |
| 213 | | − int ch= mpi->h >> mpi->chroma_y_shift; |
| 214 | | − int W = mpi->w, H = mpi->h; |
| 215 | | − |
| 216 | | − mp_image_t *dmpi=vf_get_image(vf->next,mpi->imgfmt, |
| 217 | | − MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE, |
| 218 | | − mpi->w,mpi->h); |
| 219 | | − |
| 220 | | − if(!dmpi) return 0; |
| 221 | | − |
| 222 | | − deNoise(mpi->planes[0], dmpi->planes[0], |
| 223 | | − vf->priv->Line, &vf->priv->Frame[0], W, H, |
| 224 | | − mpi->stride[0], dmpi->stride[0], |
| 225 | | − vf->priv->Coefs[0], |
| 226 | | − vf->priv->Coefs[0], |
| 227 | | − vf->priv->Coefs[1]); |
| 228 | | − deNoise(mpi->planes[1], dmpi->planes[1], |
| 229 | | − vf->priv->Line, &vf->priv->Frame[1], cw, ch, |
| 230 | | − mpi->stride[1], dmpi->stride[1], |
| 231 | | − vf->priv->Coefs[2], |
| 232 | | − vf->priv->Coefs[2], |
| 233 | | − vf->priv->Coefs[3]); |
| 234 | | − deNoise(mpi->planes[2], dmpi->planes[2], |
| 235 | | − vf->priv->Line, &vf->priv->Frame[2], cw, ch, |
| 236 | | − mpi->stride[2], dmpi->stride[2], |
| 237 | | − vf->priv->Coefs[2], |
| 238 | | − vf->priv->Coefs[2], |
| 239 | | − vf->priv->Coefs[3]); |
| 240 | | − |
| 241 | | − return vf_next_put_image(vf,dmpi, pts); |
| 242 | | −} |
| 243 | | − |
| 244 | | −//===========================================================================// |
| 245 | | − |
| 246 | | −static int query_format(struct vf_instance *vf, unsigned int fmt){ |
| 247 | | − switch(fmt) |
| 248 | | − { |
| 249 | | − case IMGFMT_YV12: |
| 250 | | − case IMGFMT_I420: |
| 251 | | − case IMGFMT_IYUV: |
| 252 | | − case IMGFMT_YVU9: |
| 253 | | − case IMGFMT_444P: |
| 254 | | − case IMGFMT_422P: |
| 255 | | − case IMGFMT_411P: |
| 256 | | − return vf_next_query_format(vf, fmt); |
| 257 | | − } |
| 258 | | − return 0; |
| 259 | | −} |
| 260 | | − |
| 261 | | − |
| 262 | | −#define ABS(A) ( (A) > 0 ? (A) : -(A) ) |
| 263 | | − |
| 264 | | −static void PrecalcCoefs(int *Ct, double Dist25) |
| 265 | | −{ |
| 266 | | − int i; |
| 267 | | − double Gamma, Simil, C; |
| 268 | | − |
| 269 | | − Gamma = log(0.25) / log(1.0 - Dist25/255.0 - 0.00001); |
| 270 | | − |
| 271 | | − for (i = -255*16; i <= 255*16; i++) |
| 272 | | − { |
| 273 | | − Simil = 1.0 - ABS(i) / (16*255.0); |
| 274 | | − C = pow(Simil, Gamma) * 65536.0 * (double)i / 16.0; |
| 275 | | − Ct[16*256+i] = (C<0) ? (C-0.5) : (C+0.5); |
| 276 | | − } |
| 277 | | − |
| 278 | | − Ct[0] = (Dist25 != 0); |
| 279 | | −} |
| 280 | | − |
| 281 | | − |
| 282 | | −static int vf_open(vf_instance_t *vf, char *args){ |
| 283 | | − double LumSpac, LumTmp, ChromSpac, ChromTmp; |
| 284 | | − double Param1, Param2, Param3, Param4; |
| 285 | | − |
| 286 | | − vf->config=config; |
| 287 | | − vf->put_image=put_image; |
| 288 | | − vf->query_format=query_format; |
| 289 | | − vf->uninit=uninit; |
| 290 | | − vf->priv=malloc(sizeof(struct vf_priv_s)); |
| 291 | | − memset(vf->priv, 0, sizeof(struct vf_priv_s)); |
| 292 | | − |
| 293 | | − if (args) |
| 294 | | − { |
| 295 | | − switch(sscanf(args, "%lf:%lf:%lf:%lf", |
| 296 | | − &Param1, &Param2, &Param3, &Param4 |
| 297 | | − )) |
| 298 | | − { |
| 299 | | − case 0: |
| 300 | | − LumSpac = PARAM1_DEFAULT; |
| 301 | | − LumTmp = PARAM3_DEFAULT; |
| 302 | | − |
| 303 | | − ChromSpac = PARAM2_DEFAULT; |
| 304 | | − ChromTmp = LumTmp * ChromSpac / LumSpac; |
| 305 | | − break; |
| 306 | | − |
| 307 | | − case 1: |
| 308 | | − LumSpac = Param1; |
| 309 | | − LumTmp = PARAM3_DEFAULT * Param1 / PARAM1_DEFAULT; |
| 310 | | − |
| 311 | | − ChromSpac = PARAM2_DEFAULT * Param1 / PARAM1_DEFAULT; |
| 312 | | − ChromTmp = LumTmp * ChromSpac / LumSpac; |
| 313 | | − break; |
| 314 | | − |
| 315 | | − case 2: |
| 316 | | − LumSpac = Param1; |
| 317 | | − LumTmp = PARAM3_DEFAULT * Param1 / PARAM1_DEFAULT; |
| 318 | | − |
| 319 | | − ChromSpac = Param2; |
| 320 | | − ChromTmp = LumTmp * ChromSpac / LumSpac; |
| 321 | | − break; |
| 322 | | − |
| 323 | | − case 3: |
| 324 | | − LumSpac = Param1; |
| 325 | | − LumTmp = Param3; |
| 326 | | − |
| 327 | | − ChromSpac = Param2; |
| 328 | | − ChromTmp = LumTmp * ChromSpac / LumSpac; |
| 329 | | − break; |
| 330 | | − |
| 331 | | − case 4: |
| 332 | | − LumSpac = Param1; |
| 333 | | − LumTmp = Param3; |
| 334 | | − |
| 335 | | − ChromSpac = Param2; |
| 336 | | − ChromTmp = Param4; |
| 337 | | − break; |
| 338 | | − |
| 339 | | − default: |
| 340 | | − LumSpac = PARAM1_DEFAULT; |
| 341 | | − LumTmp = PARAM3_DEFAULT; |
| 342 | | − |
| 343 | | − ChromSpac = PARAM2_DEFAULT; |
| 344 | | − ChromTmp = LumTmp * ChromSpac / LumSpac; |
| 345 | | − } |
| 346 | | − } |
| 347 | | − else |
| 348 | | − { |
| 349 | | − LumSpac = PARAM1_DEFAULT; |
| 350 | | − LumTmp = PARAM3_DEFAULT; |
| 351 | | − |
| 352 | | − ChromSpac = PARAM2_DEFAULT; |
| 353 | | − ChromTmp = LumTmp * ChromSpac / LumSpac; |
| 354 | | − } |
| 355 | | − |
| 356 | | − PrecalcCoefs(vf->priv->Coefs[0], LumSpac); |
| 357 | | − PrecalcCoefs(vf->priv->Coefs[1], LumTmp); |
| 358 | | − PrecalcCoefs(vf->priv->Coefs[2], ChromSpac); |
| 359 | | − PrecalcCoefs(vf->priv->Coefs[3], ChromTmp); |
| 360 | | − |
| 361 | | − return 1; |
| 362 | | −} |
| 363 | | − |
| 364 | | −const vf_info_t vf_info_hqdn3d = { |
| 365 | | − "High Quality 3D Denoiser", |
| 366 | | − "hqdn3d", |
| 367 | | − "Daniel Moreno & A'rpi", |
| 368 | | − "", |
| 369 | | − vf_open, |
| 370 | | − NULL |
| 371 | | −}; |
| 372 | | − |
| 373 | | −//===========================================================================// |