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| 1 : | Isibaar | 1.1 | /************************************************************************** |
| 2 : | * | ||
| 3 : | * XVID MPEG-4 VIDEO CODEC | ||
| 4 : | * opendivx api wrapper | ||
| 5 : | * | ||
| 6 : | * This program is an implementation of a part of one or more MPEG-4 | ||
| 7 : | * Video tools as specified in ISO/IEC 14496-2 standard. Those intending | ||
| 8 : | * to use this software module in hardware or software products are | ||
| 9 : | * advised that its use may infringe existing patents or copyrights, and | ||
| 10 : | * any such use would be at such party's own risk. The original | ||
| 11 : | * developer of this software module and his/her company, and subsequent | ||
| 12 : | * editors and their companies, will have no liability for use of this | ||
| 13 : | * software or modifications or derivatives thereof. | ||
| 14 : | * | ||
| 15 : | * This program is free software; you can redistribute it and/or modify | ||
| 16 : | * it under the terms of the GNU General Public License as published by | ||
| 17 : | * the Free Software Foundation; either version 2 of the License, or | ||
| 18 : | * (at your option) any later version. | ||
| 19 : | * | ||
| 20 : | * This program is distributed in the hope that it will be useful, | ||
| 21 : | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 22 : | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| 23 : | * GNU General Public License for more details. | ||
| 24 : | * | ||
| 25 : | * You should have received a copy of the GNU General Public License | ||
| 26 : | * along with this program; if not, write to the Free Software | ||
| 27 : | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | ||
| 28 : | * | ||
| 29 : | *************************************************************************/ | ||
| 30 : | |||
| 31 : | /************************************************************************** | ||
| 32 : | * | ||
| 33 : | * History: | ||
| 34 : | * | ||
| 35 : | * 26.02.2001 fixed dec_csp bugs | ||
| 36 : | * 26.12.2001 xvid_init() support | ||
| 37 : | * 22.12.2001 removed some compiler warnings | ||
| 38 : | * 16.12.2001 inital version; (c)2001 peter ross <pross@cs.rmit.edu.au> | ||
| 39 : | * | ||
| 40 : | *************************************************************************/ | ||
| 41 : | |||
| 42 : | |||
| 43 : | #include <malloc.h> | ||
| 44 : | #include <string.h> // memset | ||
| 45 : | |||
| 46 : | #include "xvid.h" | ||
| 47 : | #include "divx4.h" | ||
| 48 : | #include "decoder.h" | ||
| 49 : | #include "encoder.h" | ||
| 50 : | |||
| 51 : | #define EMULATED_DIVX_VERSION 20011001 | ||
| 52 : | |||
| 53 : | // decore | ||
| 54 : | |||
| 55 : | |||
| 56 : | typedef struct DINST | ||
| 57 : | { | ||
| 58 : | unsigned long key; | ||
| 59 : | struct DINST * next; | ||
| 60 : | |||
| 61 : | void * handle; | ||
| 62 : | XVID_DEC_FRAME xframe; | ||
| 63 : | |||
| 64 : | } DINST; | ||
| 65 : | |||
| 66 : | |||
| 67 : | static DINST * dhead = NULL; | ||
| 68 : | |||
| 69 : | |||
| 70 : | DINST * dinst_find(unsigned long key) | ||
| 71 : | { | ||
| 72 : | DINST * dcur = dhead; | ||
| 73 : | |||
| 74 : | while (dcur) | ||
| 75 : | { | ||
| 76 : | if (dcur->key == key) | ||
| 77 : | { | ||
| 78 : | return dcur; | ||
| 79 : | } | ||
| 80 : | dcur = dcur->next; | ||
| 81 : | } | ||
| 82 : | |||
| 83 : | return NULL; | ||
| 84 : | } | ||
| 85 : | |||
| 86 : | |||
| 87 : | DINST * dinst_add(unsigned long key) | ||
| 88 : | { | ||
| 89 : | DINST * dnext = dhead; | ||
| 90 : | |||
| 91 : | dhead = malloc(sizeof(DINST)); | ||
| 92 : | if (dhead == NULL) | ||
| 93 : | { | ||
| 94 : | dhead = dnext; | ||
| 95 : | return NULL; | ||
| 96 : | } | ||
| 97 : | |||
| 98 : | dhead->key = key; | ||
| 99 : | dhead->next = dnext; | ||
| 100 : | |||
| 101 : | return dhead; | ||
| 102 : | } | ||
| 103 : | |||
| 104 : | |||
| 105 : | void dinst_remove(unsigned long key) | ||
| 106 : | { | ||
| 107 : | DINST * dcur = dhead; | ||
| 108 : | |||
| 109 : | if (dhead == NULL) | ||
| 110 : | { | ||
| 111 : | return; | ||
| 112 : | } | ||
| 113 : | |||
| 114 : | if (dcur->key == key) | ||
| 115 : | { | ||
| 116 : | dhead = dcur->next; | ||
| 117 : | free(dcur); | ||
| 118 : | return; | ||
| 119 : | } | ||
| 120 : | |||
| 121 : | while (dcur->next) | ||
| 122 : | { | ||
| 123 : | if (dcur->next->key == key) | ||
| 124 : | { | ||
| 125 : | DINST * tmp = dcur->next; | ||
| 126 : | dcur->next = tmp->next; | ||
| 127 : | free(tmp); | ||
| 128 : | return; | ||
| 129 : | } | ||
| 130 : | dcur = dcur->next; | ||
| 131 : | } | ||
| 132 : | } | ||
| 133 : | |||
| 134 : | |||
| 135 : | int xvid_to_opendivx_dec_csp(int csp) | ||
| 136 : | { | ||
| 137 : | switch(csp) | ||
| 138 : | { | ||
| 139 : | case DEC_YV12 : | ||
| 140 : | return XVID_CSP_YV12; | ||
| 141 : | case DEC_420 : | ||
| 142 : | return XVID_CSP_I420; | ||
| 143 : | case DEC_YUY2 : | ||
| 144 : | return XVID_CSP_YUY2; | ||
| 145 : | case DEC_UYVY : | ||
| 146 : | return XVID_CSP_UYVY; | ||
| 147 : | case DEC_RGB32 : | ||
| 148 : | return XVID_CSP_VFLIP | XVID_CSP_RGB32; | ||
| 149 : | case DEC_RGB24 : | ||
| 150 : | return XVID_CSP_VFLIP | XVID_CSP_RGB24; | ||
| 151 : | case DEC_RGB565 : | ||
| 152 : | return XVID_CSP_VFLIP | XVID_CSP_RGB565; | ||
| 153 : | case DEC_RGB555 : | ||
| 154 : | return XVID_CSP_VFLIP | XVID_CSP_RGB555; | ||
| 155 : | case DEC_RGB32_INV : | ||
| 156 : | return XVID_CSP_RGB32; | ||
| 157 : | case DEC_RGB24_INV : | ||
| 158 : | return XVID_CSP_RGB24; | ||
| 159 : | case DEC_RGB565_INV : | ||
| 160 : | return XVID_CSP_RGB565; | ||
| 161 : | case DEC_RGB555_INV : | ||
| 162 : | return XVID_CSP_RGB555; | ||
| 163 : | case DEC_USER : | ||
| 164 : | return XVID_CSP_USER; | ||
| 165 : | default : | ||
| 166 : | return -1; | ||
| 167 : | } | ||
| 168 : | } | ||
| 169 : | |||
| 170 : | |||
| 171 : | int decore(unsigned long key, unsigned long opt, | ||
| 172 : | void * param1, void * param2) | ||
| 173 : | { | ||
| 174 : | int xerr; | ||
| 175 : | |||
| 176 : | switch (opt) | ||
| 177 : | { | ||
| 178 : | case DEC_OPT_MEMORY_REQS : | ||
| 179 : | { | ||
| 180 : | memset(param2, 0, sizeof(DEC_MEM_REQS)); | ||
| 181 : | return DEC_OK; | ||
| 182 : | } | ||
| 183 : | |||
| 184 : | case DEC_OPT_INIT : | ||
| 185 : | { | ||
| 186 : | DEC_PARAM * dparam = (DEC_PARAM *)param1; | ||
| 187 : | XVID_INIT_PARAM xinit; | ||
| 188 : | XVID_DEC_PARAM xparam; | ||
| 189 : | DINST * dcur = dinst_find(key); | ||
| 190 : | if (dcur == NULL) | ||
| 191 : | { | ||
| 192 : | dcur = dinst_add(key); | ||
| 193 : | } | ||
| 194 : | |||
| 195 : | xinit.cpu_flags = 0; | ||
| 196 : | xvid_init(NULL, 0, &xinit, NULL); | ||
| 197 : | |||
| 198 : | xparam.width = dparam->x_dim; | ||
| 199 : | xparam.height = dparam->y_dim; | ||
| 200 : | dcur->xframe.colorspace = xvid_to_opendivx_dec_csp(dparam->output_format); | ||
| 201 : | |||
| 202 : | xerr = decoder_create(&xparam); | ||
| 203 : | |||
| 204 : | dcur->handle = xparam.handle; | ||
| 205 : | |||
| 206 : | break; | ||
| 207 : | } | ||
| 208 : | |||
| 209 : | case DEC_OPT_RELEASE : | ||
| 210 : | { | ||
| 211 : | DINST * dcur = dinst_find(key); | ||
| 212 : | if (dcur == NULL) | ||
| 213 : | { | ||
| 214 : | return DEC_EXIT; | ||
| 215 : | } | ||
| 216 : | |||
| 217 : | xerr = decoder_destroy(dcur->handle); | ||
| 218 : | |||
| 219 : | dinst_remove(key); | ||
| 220 : | |||
| 221 : | break; | ||
| 222 : | } | ||
| 223 : | |||
| 224 : | case DEC_OPT_SETPP : | ||
| 225 : | { | ||
| 226 : | // DEC_SET * dset = (DEC_SET *)param1; | ||
| 227 : | DINST * dcur = dinst_find(key); | ||
| 228 : | if (dcur == NULL) | ||
| 229 : | { | ||
| 230 : | return DEC_EXIT; | ||
| 231 : | } | ||
| 232 : | |||
| 233 : | // dcur->xframe.pp = dset->postproc_level; | ||
| 234 : | |||
| 235 : | return DEC_OK; | ||
| 236 : | } | ||
| 237 : | |||
| 238 : | case DEC_OPT_SETOUT : | ||
| 239 : | { | ||
| 240 : | DEC_PARAM * dparam = (DEC_PARAM *)param1; | ||
| 241 : | DINST * dcur = dinst_find(key); | ||
| 242 : | if (dcur == NULL) | ||
| 243 : | { | ||
| 244 : | return DEC_EXIT; | ||
| 245 : | } | ||
| 246 : | |||
| 247 : | dcur->xframe.colorspace = xvid_to_opendivx_dec_csp(dparam->output_format); | ||
| 248 : | |||
| 249 : | return DEC_OK; | ||
| 250 : | } | ||
| 251 : | |||
| 252 : | case DEC_OPT_FRAME: | ||
| 253 : | { | ||
| 254 : | edgomez | 1.4 | int csp_tmp = 0; |
| 255 : | |||
| 256 : | Isibaar | 1.1 | DEC_FRAME * dframe = (DEC_FRAME *)param1; |
| 257 : | DINST * dcur = dinst_find(key); | ||
| 258 : | if (dcur == NULL) | ||
| 259 : | { | ||
| 260 : | return DEC_EXIT; | ||
| 261 : | } | ||
| 262 : | |||
| 263 : | dcur->xframe.bitstream = dframe->bitstream; | ||
| 264 : | dcur->xframe.length = dframe->length; | ||
| 265 : | dcur->xframe.image = dframe->bmp; | ||
| 266 : | dcur->xframe.stride = dframe->stride; | ||
| 267 : | |||
| 268 : | if (!dframe->render_flag) | ||
| 269 : | { | ||
| 270 : | csp_tmp = dcur->xframe.colorspace; | ||
| 271 : | dcur->xframe.colorspace = XVID_CSP_NULL; | ||
| 272 : | } | ||
| 273 : | |||
| 274 : | xerr = decoder_decode(dcur->handle, &dcur->xframe); | ||
| 275 : | |||
| 276 : | if (!dframe->render_flag) | ||
| 277 : | { | ||
| 278 : | dcur->xframe.colorspace = csp_tmp; | ||
| 279 : | } | ||
| 280 : | |||
| 281 : | break; | ||
| 282 : | } | ||
| 283 : | |||
| 284 : | |||
| 285 : | case DEC_OPT_FRAME_311 : | ||
| 286 : | return DEC_EXIT; | ||
| 287 : | |||
| 288 : | |||
| 289 : | case DEC_OPT_VERSION: | ||
| 290 : | return EMULATED_DIVX_VERSION; | ||
| 291 : | default : | ||
| 292 : | return DEC_EXIT; | ||
| 293 : | } | ||
| 294 : | |||
| 295 : | |||
| 296 : | switch(xerr) | ||
| 297 : | { | ||
| 298 : | case XVID_ERR_OK : return DEC_OK; | ||
| 299 : | case XVID_ERR_MEMORY : return DEC_MEMORY; | ||
| 300 : | case XVID_ERR_FORMAT : return DEC_BAD_FORMAT; | ||
| 301 : | default : // case XVID_ERR_FAIL : | ||
| 302 : | return DEC_EXIT; | ||
| 303 : | } | ||
| 304 : | } | ||
| 305 : | |||
| 306 : | |||
| 307 : | |||
| 308 : | |||
| 309 : | // encore | ||
| 310 : | |||
| 311 : | #define FRAMERATE_INCR 1001 | ||
| 312 : | |||
| 313 : | Isibaar | 1.3 | int divx4_motion_presets[7] = { |
| 314 : | Isibaar | 1.2 | 0, PMV_QUICKSTOP16, PMV_EARLYSTOP16, PMV_EARLYSTOP16 | PMV_EARLYSTOP8, |
| 315 : | PMV_EARLYSTOP16 | PMV_HALFPELREFINE16 | PMV_EARLYSTOP8 | PMV_HALFPELDIAMOND8, | ||
| 316 : | PMV_EARLYSTOP16 | PMV_HALFPELREFINE16 | PMV_EARLYSTOP8 | PMV_HALFPELDIAMOND8, | ||
| 317 : | PMV_EARLYSTOP16 | PMV_HALFPELREFINE16 | PMV_EXTSEARCH16 | | ||
| 318 : | PMV_EARLYSTOP8 | PMV_HALFPELREFINE8 | PMV_HALFPELDIAMOND8 | ||
| 319 : | }; | ||
| 320 : | |||
| 321 : | int quality; | ||
| 322 : | |||
| 323 : | Isibaar | 1.1 | int encore(void * handle, int opt, void * param1, void * param2) |
| 324 : | { | ||
| 325 : | int xerr; | ||
| 326 : | |||
| 327 : | switch(opt) | ||
| 328 : | { | ||
| 329 : | case ENC_OPT_INIT : | ||
| 330 : | { | ||
| 331 : | ENC_PARAM * eparam = (ENC_PARAM *)param1; | ||
| 332 : | XVID_INIT_PARAM xinit; | ||
| 333 : | XVID_ENC_PARAM xparam; | ||
| 334 : | |||
| 335 : | xinit.cpu_flags = 0; | ||
| 336 : | xvid_init(NULL, 0, &xinit, NULL); | ||
| 337 : | |||
| 338 : | xparam.width = eparam->x_dim; | ||
| 339 : | xparam.height = eparam->y_dim; | ||
| 340 : | if ((eparam->framerate - (int)eparam->framerate) == 0) | ||
| 341 : | { | ||
| 342 : | xparam.fincr = 1; | ||
| 343 : | xparam.fbase = (int)eparam->framerate; | ||
| 344 : | } | ||
| 345 : | else | ||
| 346 : | { | ||
| 347 : | xparam.fincr = FRAMERATE_INCR; | ||
| 348 : | xparam.fbase = (int)(FRAMERATE_INCR * eparam->framerate); | ||
| 349 : | } | ||
| 350 : | xparam.bitrate = eparam->bitrate; | ||
| 351 : | edgomez | 1.5 | xparam.rc_buffersize = 16; |
| 352 : | Isibaar | 1.1 | xparam.min_quantizer = eparam->min_quantizer; |
| 353 : | xparam.max_quantizer = eparam->max_quantizer; | ||
| 354 : | xparam.max_key_interval = eparam->max_key_interval; | ||
| 355 : | Isibaar | 1.2 | quality = eparam->quality; |
| 356 : | Isibaar | 1.1 | |
| 357 : | xerr = encoder_create(&xparam); | ||
| 358 : | |||
| 359 : | eparam->handle = xparam.handle; | ||
| 360 : | |||
| 361 : | break; | ||
| 362 : | } | ||
| 363 : | |||
| 364 : | case ENC_OPT_RELEASE : | ||
| 365 : | { | ||
| 366 : | xerr = encoder_destroy((Encoder *) handle); | ||
| 367 : | break; | ||
| 368 : | } | ||
| 369 : | |||
| 370 : | case ENC_OPT_ENCODE : | ||
| 371 : | case ENC_OPT_ENCODE_VBR : | ||
| 372 : | { | ||
| 373 : | ENC_FRAME * eframe = (ENC_FRAME *)param1; | ||
| 374 : | ENC_RESULT * eresult = (ENC_RESULT *)param2; | ||
| 375 : | XVID_ENC_FRAME xframe; | ||
| 376 : | XVID_ENC_STATS xstats; | ||
| 377 : | |||
| 378 : | xframe.bitstream = eframe->bitstream; | ||
| 379 : | xframe.length = eframe->length; | ||
| 380 : | Isibaar | 1.2 | |
| 381 : | xframe.general = XVID_HALFPEL | XVID_H263QUANT; | ||
| 382 : | |||
| 383 : | if(quality > 3) | ||
| 384 : | xframe.general |= XVID_INTER4V; | ||
| 385 : | |||
| 386 : | Isibaar | 1.3 | xframe.motion = divx4_motion_presets[quality]; |
| 387 : | Isibaar | 1.1 | |
| 388 : | xframe.image = eframe->image; | ||
| 389 : | switch (eframe->colorspace) | ||
| 390 : | { | ||
| 391 : | case ENC_CSP_RGB24 : | ||
| 392 : | xframe.colorspace = XVID_CSP_VFLIP | XVID_CSP_RGB24; | ||
| 393 : | break; | ||
| 394 : | case ENC_CSP_YV12 : | ||
| 395 : | xframe.colorspace = XVID_CSP_YV12; | ||
| 396 : | break; | ||
| 397 : | case ENC_CSP_YUY2 : | ||
| 398 : | xframe.colorspace = XVID_CSP_YUY2; | ||
| 399 : | break; | ||
| 400 : | case ENC_CSP_UYVY : | ||
| 401 : | xframe.colorspace = XVID_CSP_UYVY; | ||
| 402 : | break; | ||
| 403 : | case ENC_CSP_I420 : | ||
| 404 : | xframe.colorspace = XVID_CSP_I420; | ||
| 405 : | break; | ||
| 406 : | } | ||
| 407 : | |||
| 408 : | if (opt == ENC_OPT_ENCODE_VBR) | ||
| 409 : | { | ||
| 410 : | xframe.intra = eframe->intra; | ||
| 411 : | xframe.quant = eframe->quant; | ||
| 412 : | } | ||
| 413 : | else | ||
| 414 : | { | ||
| 415 : | xframe.intra = -1; | ||
| 416 : | xframe.quant = 0; | ||
| 417 : | } | ||
| 418 : | |||
| 419 : | xerr = encoder_encode((Encoder *) handle, &xframe, (eresult ? &xstats : NULL) ); | ||
| 420 : | |||
| 421 : | if (eresult) | ||
| 422 : | { | ||
| 423 : | eresult->is_key_frame = xframe.intra; | ||
| 424 : | eresult->quantizer = xstats.quant; | ||
| 425 : | eresult->total_bits = xframe.length * 8; | ||
| 426 : | eresult->motion_bits = xstats.hlength * 8; | ||
| 427 : | eresult->texture_bits = eresult->total_bits - eresult->motion_bits; | ||
| 428 : | } | ||
| 429 : | |||
| 430 : | eframe->length = xframe.length; | ||
| 431 : | |||
| 432 : | break; | ||
| 433 : | } | ||
| 434 : | |||
| 435 : | default: | ||
| 436 : | return ENC_FAIL; | ||
| 437 : | } | ||
| 438 : | |||
| 439 : | switch(xerr) | ||
| 440 : | { | ||
| 441 : | case XVID_ERR_OK : return ENC_OK; | ||
| 442 : | case XVID_ERR_MEMORY : return ENC_MEMORY; | ||
| 443 : | case XVID_ERR_FORMAT : return ENC_BAD_FORMAT; | ||
| 444 : | default : // case XVID_ERR_FAIL : | ||
| 445 : | return ENC_FAIL; | ||
| 446 : | } | ||
| 447 : | } | ||
| 448 : |
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