libavcodec/mlib/dsputil_mlib.c

   1 /*
   2  * Sun mediaLib optimized DSP utils
   3  * Copyright (c) 2001 Fabrice Bellard
   4  *
   5  * This file is part of FFmpeg.
   6  *
   7  * FFmpeg is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * FFmpeg is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with FFmpeg; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  20  */
  21
  22 #include "libavcodec/dsputil.h"
  23 #include "libavcodec/mpegvideo.h"
  24
  25 #include <mlib_types.h>
  26 #include <mlib_status.h>
  27 #include <mlib_sys.h>
  28 #include <mlib_algebra.h>
  29 #include <mlib_video.h>
  30
  31 /* misc */
  32
  33 static void get_pixels_mlib(DCTELEM *restrict block, const uint8_t *pixels, int line_size)
  34 {
  35   int i;
  36
  37   for (i=0;i<8;i++) {
  38     mlib_VectorConvert_S16_U8_Mod((mlib_s16 *)block, (mlib_u8 *)pixels, 8);
  39
  40     pixels += line_size;
  41     block += 8;
  42   }
  43 }
  44
  45 static void diff_pixels_mlib(DCTELEM *restrict block, const uint8_t *s1, const uint8_t *s2, int line_size)
  46 {
  47   int i;
  48
  49   for (i=0;i<8;i++) {
  50     mlib_VectorSub_S16_U8_Mod((mlib_s16 *)block, (mlib_u8 *)s1, (mlib_u8 *)s2, 8);
  51
  52     s1 += line_size;
  53     s2 += line_size;
  54     block += 8;
  55   }
  56 }
  57
  58 static void add_pixels_clamped_mlib(const DCTELEM *block, uint8_t *pixels, int line_size)
  59 {
  60     mlib_VideoAddBlock_U8_S16(pixels, (mlib_s16 *)block, line_size);
  61 }
  62
  63 /* put block, width 16 pixel, height 8/16 */
  64
  65 static void put_pixels16_mlib (uint8_t * dest, const uint8_t * ref,
  66                                int stride, int height)
  67 {
  68   switch (height) {
  69     case 8:
  70       mlib_VideoCopyRef_U8_U8_16x8(dest, (uint8_t *)ref, stride);
  71     break;
  72
  73     case 16:
  74       mlib_VideoCopyRef_U8_U8_16x16(dest, (uint8_t *)ref, stride);
  75     break;
  76
  77     default:
  78       assert(0);
  79   }
  80 }
  81
  82 static void put_pixels16_x2_mlib (uint8_t * dest, const uint8_t * ref,
  83                                   int stride, int height)
  84 {
  85   switch (height) {
  86     case 8:
  87       mlib_VideoInterpX_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
  88     break;
  89
  90     case 16:
  91       mlib_VideoInterpX_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
  92     break;
  93
  94     default:
  95       assert(0);
  96   }
  97 }
  98
  99 static void put_pixels16_y2_mlib (uint8_t * dest, const uint8_t * ref,
 100                                   int stride, int height)
 101 {
 102   switch (height) {
 103     case 8:
 104       mlib_VideoInterpY_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
 105     break;
 106
 107     case 16:
 108       mlib_VideoInterpY_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
 109     break;
 110
 111     default:
 112       assert(0);
 113   }
 114 }
 115
 116 static void put_pixels16_xy2_mlib(uint8_t * dest, const uint8_t * ref,
 117                                   int stride, int height)
 118 {
 119   switch (height) {
 120     case 8:
 121       mlib_VideoInterpXY_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
 122     break;
 123
 124     case 16:
 125       mlib_VideoInterpXY_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
 126     break;
 127
 128     default:
 129       assert(0);
 130   }
 131 }
 132
 133 /* put block, width 8 pixel, height 4/8/16 */
 134
 135 static void put_pixels8_mlib (uint8_t * dest, const uint8_t * ref,
 136                                int stride, int height)
 137 {
 138   switch (height) {
 139     case 4:
 140       mlib_VideoCopyRef_U8_U8_8x4(dest, (uint8_t *)ref, stride);
 141     break;
 142
 143     case 8:
 144       mlib_VideoCopyRef_U8_U8_8x8(dest, (uint8_t *)ref, stride);
 145     break;
 146
 147     case 16:
 148       mlib_VideoCopyRef_U8_U8_8x16(dest, (uint8_t *)ref, stride);
 149     break;
 150
 151     default:
 152       assert(0);
 153   }
 154 }
 155
 156 static void put_pixels8_x2_mlib (uint8_t * dest, const uint8_t * ref,
 157                                   int stride, int height)
 158 {
 159   switch (height) {
 160     case 4:
 161       mlib_VideoInterpX_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
 162     break;
 163
 164     case 8:
 165       mlib_VideoInterpX_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
 166     break;
 167
 168     case 16:
 169       mlib_VideoInterpX_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
 170     break;
 171
 172     default:
 173       assert(0);
 174   }
 175 }
 176
 177 static void put_pixels8_y2_mlib (uint8_t * dest, const uint8_t * ref,
 178                                   int stride, int height)
 179 {
 180   switch (height) {
 181     case 4:
 182       mlib_VideoInterpY_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
 183     break;
 184
 185     case 8:
 186       mlib_VideoInterpY_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
 187     break;
 188
 189     case 16:
 190       mlib_VideoInterpY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
 191     break;
 192
 193     default:
 194       assert(0);
 195   }
 196 }
 197
 198 static void put_pixels8_xy2_mlib(uint8_t * dest, const uint8_t * ref,
 199                                   int stride, int height)
 200 {
 201   switch (height) {
 202     case 4:
 203       mlib_VideoInterpXY_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
 204     break;
 205
 206     case 8:
 207       mlib_VideoInterpXY_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
 208     break;
 209
 210     case 16:
 211       mlib_VideoInterpXY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
 212     break;
 213
 214     default:
 215       assert(0);
 216   }
 217 }
 218
 219 /* average block, width 16 pixel, height 8/16 */
 220
 221 static void avg_pixels16_mlib (uint8_t * dest, const uint8_t * ref,
 222                                int stride, int height)
 223 {
 224   switch (height) {
 225     case 8:
 226       mlib_VideoCopyRefAve_U8_U8_16x8(dest, (uint8_t *)ref, stride);
 227     break;
 228
 229     case 16:
 230       mlib_VideoCopyRefAve_U8_U8_16x16(dest, (uint8_t *)ref, stride);
 231     break;
 232
 233     default:
 234       assert(0);
 235   }
 236 }
 237
 238 static void avg_pixels16_x2_mlib (uint8_t * dest, const uint8_t * ref,
 239                                   int stride, int height)
 240 {
 241   switch (height) {
 242     case 8:
 243       mlib_VideoInterpAveX_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
 244     break;
 245
 246     case 16:
 247       mlib_VideoInterpAveX_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
 248     break;
 249
 250     default:
 251       assert(0);
 252   }
 253 }
 254
 255 static void avg_pixels16_y2_mlib (uint8_t * dest, const uint8_t * ref,
 256                                   int stride, int height)
 257 {
 258   switch (height) {
 259     case 8:
 260       mlib_VideoInterpAveY_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
 261     break;
 262
 263     case 16:
 264       mlib_VideoInterpAveY_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
 265     break;
 266
 267     default:
 268       assert(0);
 269   }
 270 }
 271
 272 static void avg_pixels16_xy2_mlib(uint8_t * dest, const uint8_t * ref,
 273                                   int stride, int height)
 274 {
 275   switch (height) {
 276     case 8:
 277       mlib_VideoInterpAveXY_U8_U8_16x8(dest, (uint8_t *)ref, stride, stride);
 278     break;
 279
 280     case 16:
 281       mlib_VideoInterpAveXY_U8_U8_16x16(dest, (uint8_t *)ref, stride, stride);
 282     break;
 283
 284     default:
 285       assert(0);
 286   }
 287 }
 288
 289 /* average block, width 8 pixel, height 4/8/16 */
 290
 291 static void avg_pixels8_mlib (uint8_t * dest, const uint8_t * ref,
 292                                int stride, int height)
 293 {
 294   switch (height) {
 295     case 4:
 296       mlib_VideoCopyRefAve_U8_U8_8x4(dest, (uint8_t *)ref, stride);
 297     break;
 298
 299     case 8:
 300       mlib_VideoCopyRefAve_U8_U8_8x8(dest, (uint8_t *)ref, stride);
 301     break;
 302
 303     case 16:
 304       mlib_VideoCopyRefAve_U8_U8_8x16(dest, (uint8_t *)ref, stride);
 305     break;
 306
 307     default:
 308       assert(0);
 309   }
 310 }
 311
 312 static void avg_pixels8_x2_mlib (uint8_t * dest, const uint8_t * ref,
 313                                   int stride, int height)
 314 {
 315   switch (height) {
 316     case 4:
 317       mlib_VideoInterpAveX_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
 318     break;
 319
 320     case 8:
 321       mlib_VideoInterpAveX_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
 322     break;
 323
 324     case 16:
 325       mlib_VideoInterpAveX_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
 326     break;
 327
 328     default:
 329       assert(0);
 330   }
 331 }
 332
 333 static void avg_pixels8_y2_mlib (uint8_t * dest, const uint8_t * ref,
 334                                   int stride, int height)
 335 {
 336   switch (height) {
 337     case 4:
 338       mlib_VideoInterpAveY_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
 339     break;
 340
 341     case 8:
 342       mlib_VideoInterpAveY_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
 343     break;
 344
 345     case 16:
 346       mlib_VideoInterpAveY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
 347     break;
 348
 349     default:
 350       assert(0);
 351   }
 352 }
 353
 354 static void avg_pixels8_xy2_mlib(uint8_t * dest, const uint8_t * ref,
 355                                   int stride, int height)
 356 {
 357   switch (height) {
 358     case 4:
 359       mlib_VideoInterpAveXY_U8_U8_8x4(dest, (uint8_t *)ref, stride, stride);
 360     break;
 361
 362     case 8:
 363       mlib_VideoInterpAveXY_U8_U8_8x8(dest, (uint8_t *)ref, stride, stride);
 364     break;
 365
 366     case 16:
 367       mlib_VideoInterpAveXY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
 368     break;
 369
 370     default:
 371       assert(0);
 372   }
 373 }
 374
 375 /* swap byte order of a buffer */
 376
 377 static void bswap_buf_mlib(uint32_t *dst, const uint32_t *src, int w)
 378 {
 379   mlib_VectorReverseByteOrder_U32_U32(dst, src, w);
 380 }
 381
 382 /* transformations */
 383
 384 static void ff_idct_put_mlib(uint8_t *dest, int line_size, DCTELEM *data)
 385 {
 386     int i;
 387     uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
 388
 389     mlib_VideoIDCT8x8_S16_S16 (data, data);
 390
 391     for(i=0;i<8;i++) {
 392         dest[0] = cm[data[0]];
 393         dest[1] = cm[data[1]];
 394         dest[2] = cm[data[2]];
 395         dest[3] = cm[data[3]];
 396         dest[4] = cm[data[4]];
 397         dest[5] = cm[data[5]];
 398         dest[6] = cm[data[6]];
 399         dest[7] = cm[data[7]];
 400
 401         dest += line_size;
 402         data += 8;
 403     }
 404 }
 405
 406 static void ff_idct_add_mlib(uint8_t *dest, int line_size, DCTELEM *data)
 407 {
 408     mlib_VideoIDCT8x8_S16_S16 (data, data);
 409     mlib_VideoAddBlock_U8_S16(dest, (mlib_s16 *)data, line_size);
 410 }
 411
 412 static void ff_idct_mlib(DCTELEM *data)
 413 {
 414     mlib_VideoIDCT8x8_S16_S16 (data, data);
 415 }
 416
 417 static void ff_fdct_mlib(DCTELEM *data)
 418 {
 419     mlib_VideoDCT8x8_S16_S16 (data, data);
 420 }
 421
 422 void dsputil_init_mlib(DSPContext* c, AVCodecContext *avctx)
 423 {
 424     c->get_pixels  = get_pixels_mlib;
 425     c->diff_pixels = diff_pixels_mlib;
 426     c->add_pixels_clamped = add_pixels_clamped_mlib;
 427
 428     c->put_pixels_tab[0][0] = put_pixels16_mlib;
 429     c->put_pixels_tab[0][1] = put_pixels16_x2_mlib;
 430     c->put_pixels_tab[0][2] = put_pixels16_y2_mlib;
 431     c->put_pixels_tab[0][3] = put_pixels16_xy2_mlib;
 432     c->put_pixels_tab[1][0] = put_pixels8_mlib;
 433     c->put_pixels_tab[1][1] = put_pixels8_x2_mlib;
 434     c->put_pixels_tab[1][2] = put_pixels8_y2_mlib;
 435     c->put_pixels_tab[1][3] = put_pixels8_xy2_mlib;
 436
 437     c->avg_pixels_tab[0][0] = avg_pixels16_mlib;
 438     c->avg_pixels_tab[0][1] = avg_pixels16_x2_mlib;
 439     c->avg_pixels_tab[0][2] = avg_pixels16_y2_mlib;
 440     c->avg_pixels_tab[0][3] = avg_pixels16_xy2_mlib;
 441     c->avg_pixels_tab[1][0] = avg_pixels8_mlib;
 442     c->avg_pixels_tab[1][1] = avg_pixels8_x2_mlib;
 443     c->avg_pixels_tab[1][2] = avg_pixels8_y2_mlib;
 444     c->avg_pixels_tab[1][3] = avg_pixels8_xy2_mlib;
 445
 446     c->put_no_rnd_pixels_tab[0][0] = put_pixels16_mlib;
 447     c->put_no_rnd_pixels_tab[1][0] = put_pixels8_mlib;
 448
 449     c->bswap_buf = bswap_buf_mlib;
 450 }
 451
 452 void MPV_common_init_mlib(MpegEncContext *s)
 453 {
 454     if(s->avctx->dct_algo==FF_DCT_AUTO || s->avctx->dct_algo==FF_DCT_MLIB){
 455         s->dsp.fdct = ff_fdct_mlib;
 456     }
 457
 458     if(s->avctx->idct_algo==FF_IDCT_MLIB){
 459         s->dsp.idct_put= ff_idct_put_mlib;
 460         s->dsp.idct_add= ff_idct_add_mlib;
 461         s->dsp.idct    = ff_idct_mlib;
 462         s->dsp.idct_permutation_type= FF_NO_IDCT_PERM;
 463     }
 464 }