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1 : edgomez 194 /*****************************************************************************
2 : edgomez 145 *
3 :     * XVID MPEG-4 VIDEO CODEC
4 : edgomez 851 * - Encoder main module -
5 : edgomez 145 *
6 : edgomez 851 * 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 : edgomez 402 *
15 : edgomez 851 * 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 : edgomez 145 * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
28 :     *
29 : suxen_drol 890 * $Id: encoder.c,v 1.95.2.1 2003-02-22 08:49:44 suxen_drol Exp $
30 : edgomez 405 *
31 : edgomez 194 ****************************************************************************/
32 : suxen_drol 118
33 : Isibaar 3 #include <stdlib.h>
34 :     #include <stdio.h>
35 :     #include <math.h>
36 : edgomez 198 #include <string.h>
37 : Isibaar 3
38 :     #include "encoder.h"
39 :     #include "prediction/mbprediction.h"
40 :     #include "global.h"
41 :     #include "utils/timer.h"
42 :     #include "image/image.h"
43 : edgomez 851 #include "image/font.h"
44 :     #include "motion/sad.h"
45 : suxen_drol 152 #include "motion/motion.h"
46 : Isibaar 3 #include "bitstream/cbp.h"
47 :     #include "utils/mbfunctions.h"
48 :     #include "bitstream/bitstream.h"
49 :     #include "bitstream/mbcoding.h"
50 :     #include "utils/ratecontrol.h"
51 :     #include "utils/emms.h"
52 :     #include "bitstream/mbcoding.h"
53 :     #include "quant/adapt_quant.h"
54 : Isibaar 4 #include "quant/quant_matrix.h"
55 : Isibaar 41 #include "utils/mem_align.h"
56 : Isibaar 3
57 : edgomez 194 /*****************************************************************************
58 :     * Local macros
59 :     ****************************************************************************/
60 :    
61 : edgomez 851 #define SWAP(_T_,A,B) { _T_ tmp = A; A = B; B = tmp; }
62 : Isibaar 3
63 : edgomez 194 /*****************************************************************************
64 :     * Local function prototypes
65 :     ****************************************************************************/
66 :    
67 : edgomez 192 static int FrameCodeI(Encoder * pEnc,
68 : suxen_drol 890 Bitstream * bs);
69 : Isibaar 3
70 : edgomez 192 static int FrameCodeP(Encoder * pEnc,
71 : edgomez 195 Bitstream * bs,
72 :     bool force_inter,
73 :     bool vol_header);
74 : Isibaar 3
75 : edgomez 851 static void FrameCodeB(Encoder * pEnc,
76 :     FRAMEINFO * frame,
77 : suxen_drol 890 Bitstream * bs);
78 : edgomez 851
79 : edgomez 194 /*****************************************************************************
80 :     * Local data
81 :     ****************************************************************************/
82 :    
83 : edgomez 195 static int DQtab[4] = {
84 : Isibaar 3 -1, -2, 1, 2
85 :     };
86 :    
87 : edgomez 195 static int iDQtab[5] = {
88 : Isibaar 3 1, 0, NO_CHANGE, 2, 3
89 :     };
90 :    
91 :    
92 : edgomez 194 /*****************************************************************************
93 :     * Encoder creation
94 :     *
95 :     * This function creates an Encoder instance, it allocates all necessary
96 : edgomez 851 * image buffers (reference, current and bframes) and initialize the internal
97 :     * xvid encoder paremeters according to the XVID_ENC_PARAM input parameter.
98 : edgomez 194 *
99 :     * The code seems to be very long but is very basic, mainly memory allocation
100 :     * and cleaning code.
101 :     *
102 :     * Returned values :
103 : suxen_drol 890 * - 0 - no errors
104 : edgomez 194 * - XVID_ERR_MEMORY - the libc could not allocate memory, the function
105 :     * cleans the structure before exiting.
106 :     * pParam->handle is also set to NULL.
107 :     *
108 :     ****************************************************************************/
109 :    
110 : suxen_drol 890 /*
111 :     * Simplify the "fincr/fbase" fraction
112 :     */
113 :     static void
114 :     simplify_time(int *inc, int *base)
115 : Isibaar 3 {
116 : suxen_drol 890 /* common factor */
117 :     int i = *inc;
118 : edgomez 195 while (i > 1) {
119 : suxen_drol 890 if (*inc % i == 0 && *base % i == 0) {
120 :     *inc /= i;
121 :     *base /= i;
122 :     i = *inc;
123 : Isibaar 3 continue;
124 :     }
125 :     i--;
126 :     }
127 :    
128 : suxen_drol 890 /* if neccessary, round to 65535 accuracy */
129 :     if (*base > 65535) {
130 :     float div = (float) *base / 65535;
131 :     *base = (int) (*base / div);
132 :     *inc = (int) (*inc / div);
133 : Isibaar 3 }
134 : suxen_drol 890 }
135 : Isibaar 3
136 : edgomez 192
137 : suxen_drol 890 int
138 :     enc_create(xvid_enc_create_t * create, xvid_enc_rc_t * rc)
139 :     {
140 :     Encoder *pEnc;
141 :     int n;
142 : Isibaar 3
143 : suxen_drol 890 if (XVID_MAJOR(create->version) != 1 || (rc && XVID_MAJOR(rc->version) != 1)) /* v1.x.x */
144 :     return XVID_ERR_VERSION;
145 : Isibaar 3
146 : suxen_drol 890 if (create->width%2 || create->height%2)
147 :     return XVID_ERR_FAIL;
148 : h 121
149 : suxen_drol 890 /* allocate encoder struct */
150 : h 121
151 : edgomez 192 pEnc = (Encoder *) xvid_malloc(sizeof(Encoder), CACHE_LINE);
152 :     if (pEnc == NULL)
153 : Isibaar 3 return XVID_ERR_MEMORY;
154 : edgomez 198 memset(pEnc, 0, sizeof(Encoder));
155 :    
156 : suxen_drol 890 /* global flags */
157 :     pEnc->mbParam.global_flags = create->global;
158 : Isibaar 3
159 : suxen_drol 890 /* width, height */
160 :     pEnc->mbParam.width = create->width;
161 :     pEnc->mbParam.height = create->height;
162 : Isibaar 3 pEnc->mbParam.mb_width = (pEnc->mbParam.width + 15) / 16;
163 :     pEnc->mbParam.mb_height = (pEnc->mbParam.height + 15) / 16;
164 : edgomez 195 pEnc->mbParam.edged_width = 16 * pEnc->mbParam.mb_width + 2 * EDGE_SIZE;
165 :     pEnc->mbParam.edged_height = 16 * pEnc->mbParam.mb_height + 2 * EDGE_SIZE;
166 : Isibaar 3
167 : suxen_drol 890 /* framerate */
168 :     pEnc->mbParam.fincr = MAX(create->fincr, 0);
169 :     pEnc->mbParam.fbase = create->fincr <= 0 ? 25 : create->fbase;
170 :     simplify_time(&pEnc->mbParam.fincr, &pEnc->mbParam.fbase);
171 : suxen_drol 152
172 : suxen_drol 890 /* bframes */
173 :     pEnc->mbParam.max_bframes = MAX(create->max_bframes, 0);
174 :     pEnc->mbParam.bquant_ratio = MAX(create->bquant_ratio, 0);
175 :     pEnc->mbParam.bquant_offset = create->bquant_offset;
176 :    
177 :     /* frame drop ratio */
178 :     pEnc->mbParam.frame_drop_ratio = MAX(create->frame_drop_ratio, 0);
179 : Isibaar 208
180 : suxen_drol 890 /* max keyframe interval */
181 :     pEnc->mbParam.iMaxKeyInterval = create->max_key_interval <=0 ? 250 : create->max_key_interval;
182 :     /*XXX: replace 250 hard code with "10seconds * framerate" */
183 : Isibaar 3
184 : suxen_drol 890 /* Bitrate allocator defaults
185 : Isibaar 3
186 : suxen_drol 890 if (create->rc_bitrate <= 0)
187 :     create->rc_bitrate = 900000;
188 : Isibaar 3
189 : suxen_drol 890 if (create->rc_reaction_delay_factor <= 0)
190 :     create->rc_reaction_delay_factor = 16;
191 : Isibaar 3
192 : suxen_drol 890 if (create->rc_averaging_period <= 0)
193 :     create->rc_averaging_period = 100;
194 : Isibaar 3
195 : suxen_drol 890 if (create->rc_buffer <= 0)
196 :     create->rc_buffer = 100;
197 :    
198 :    
199 :    
200 :     if ((create->min_quantizer <= 0) || (create->min_quantizer > 31))
201 :     create->min_quantizer = 1;
202 :    
203 :     if ((create->max_quantizer <= 0) || (create->max_quantizer > 31))
204 :     create->max_quantizer = 31;
205 :    
206 :     if (create->max_quantizer < create->min_quantizer)
207 :     create->max_quantizer = create->min_quantizer;
208 :    
209 :     pEnc->bitrate = create->rc_bitrate; */
210 :    
211 :    
212 :     /* allocate working frame-image memory */
213 :    
214 : edgomez 192 pEnc->current = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
215 :     pEnc->reference = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
216 : Isibaar 3
217 : edgomez 195 if (pEnc->current == NULL || pEnc->reference == NULL)
218 : edgomez 192 goto xvid_err_memory1;
219 :    
220 : suxen_drol 890 /* allocate macroblock memory */
221 : Isibaar 3
222 : edgomez 195 pEnc->current->mbs =
223 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
224 :     pEnc->mbParam.mb_height, CACHE_LINE);
225 :     pEnc->reference->mbs =
226 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
227 :     pEnc->mbParam.mb_height, CACHE_LINE);
228 : suxen_drol 136
229 : edgomez 192 if (pEnc->current->mbs == NULL || pEnc->reference->mbs == NULL)
230 :     goto xvid_err_memory2;
231 : suxen_drol 136
232 : suxen_drol 890 /* allocate interpolation image memory */
233 : suxen_drol 136
234 : suxen_drol 890 if (create->global & XVID_EXTRASTATS_ENABLE)
235 : edgomez 851 image_null(&pEnc->sOriginal);
236 :    
237 :     image_null(&pEnc->f_refh);
238 :     image_null(&pEnc->f_refv);
239 :     image_null(&pEnc->f_refhv);
240 :    
241 : suxen_drol 136 image_null(&pEnc->current->image);
242 :     image_null(&pEnc->reference->image);
243 :     image_null(&pEnc->vInterH);
244 :     image_null(&pEnc->vInterV);
245 : edgomez 851 image_null(&pEnc->vInterVf);
246 : suxen_drol 136 image_null(&pEnc->vInterHV);
247 : edgomez 851 image_null(&pEnc->vInterHVf);
248 : edgomez 192
249 : suxen_drol 890 if (create->global & XVID_EXTRASTATS_ENABLE)
250 : edgomez 851 { if (image_create
251 :     (&pEnc->sOriginal, pEnc->mbParam.edged_width,
252 :     pEnc->mbParam.edged_height) < 0)
253 :     goto xvid_err_memory3;
254 :     }
255 :    
256 : edgomez 195 if (image_create
257 : edgomez 851 (&pEnc->f_refh, pEnc->mbParam.edged_width,
258 : edgomez 195 pEnc->mbParam.edged_height) < 0)
259 : edgomez 192 goto xvid_err_memory3;
260 : edgomez 195 if (image_create
261 : edgomez 851 (&pEnc->f_refv, pEnc->mbParam.edged_width,
262 :     pEnc->mbParam.edged_height) < 0)
263 :     goto xvid_err_memory3;
264 :     if (image_create
265 :     (&pEnc->f_refhv, pEnc->mbParam.edged_width,
266 :     pEnc->mbParam.edged_height) < 0)
267 :     goto xvid_err_memory3;
268 :    
269 :     if (image_create
270 : edgomez 195 (&pEnc->current->image, pEnc->mbParam.edged_width,
271 :     pEnc->mbParam.edged_height) < 0)
272 : edgomez 192 goto xvid_err_memory3;
273 : edgomez 195 if (image_create
274 :     (&pEnc->reference->image, pEnc->mbParam.edged_width,
275 :     pEnc->mbParam.edged_height) < 0)
276 : edgomez 192 goto xvid_err_memory3;
277 : edgomez 195 if (image_create
278 :     (&pEnc->vInterH, pEnc->mbParam.edged_width,
279 :     pEnc->mbParam.edged_height) < 0)
280 : edgomez 192 goto xvid_err_memory3;
281 : edgomez 195 if (image_create
282 :     (&pEnc->vInterV, pEnc->mbParam.edged_width,
283 :     pEnc->mbParam.edged_height) < 0)
284 : edgomez 192 goto xvid_err_memory3;
285 : edgomez 195 if (image_create
286 : edgomez 851 (&pEnc->vInterVf, pEnc->mbParam.edged_width,
287 :     pEnc->mbParam.edged_height) < 0)
288 :     goto xvid_err_memory3;
289 :     if (image_create
290 : edgomez 195 (&pEnc->vInterHV, pEnc->mbParam.edged_width,
291 :     pEnc->mbParam.edged_height) < 0)
292 : edgomez 192 goto xvid_err_memory3;
293 : edgomez 851 if (image_create
294 :     (&pEnc->vInterHVf, pEnc->mbParam.edged_width,
295 :     pEnc->mbParam.edged_height) < 0)
296 :     goto xvid_err_memory3;
297 : suxen_drol 136
298 : edgomez 851 /* Create full bitplane for GMC, this might be wasteful */
299 :     if (image_create
300 :     (&pEnc->vGMC, pEnc->mbParam.edged_width,
301 :     pEnc->mbParam.edged_height) < 0)
302 :     goto xvid_err_memory3;
303 :    
304 : suxen_drol 890 /* init bframe image buffers */
305 : edgomez 851
306 : suxen_drol 890 pEnc->bframenum_head = 0;
307 :     pEnc->bframenum_tail = 0;
308 :     pEnc->flush_bframes = 0;
309 :     pEnc->closed_bframenum = -1;
310 : edgomez 851
311 :     /* B Frames specific init */
312 :     pEnc->bframes = NULL;
313 :    
314 :     if (pEnc->mbParam.max_bframes > 0) {
315 :    
316 :     pEnc->bframes =
317 :     xvid_malloc(pEnc->mbParam.max_bframes * sizeof(FRAMEINFO *),
318 :     CACHE_LINE);
319 :    
320 :     if (pEnc->bframes == NULL)
321 :     goto xvid_err_memory3;
322 :    
323 :     for (n = 0; n < pEnc->mbParam.max_bframes; n++)
324 :     pEnc->bframes[n] = NULL;
325 :    
326 :    
327 :     for (n = 0; n < pEnc->mbParam.max_bframes; n++) {
328 :     pEnc->bframes[n] = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
329 :    
330 :     if (pEnc->bframes[n] == NULL)
331 :     goto xvid_err_memory4;
332 :    
333 :     pEnc->bframes[n]->mbs =
334 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
335 :     pEnc->mbParam.mb_height, CACHE_LINE);
336 :    
337 :     if (pEnc->bframes[n]->mbs == NULL)
338 :     goto xvid_err_memory4;
339 :    
340 :     image_null(&pEnc->bframes[n]->image);
341 :    
342 :     if (image_create
343 :     (&pEnc->bframes[n]->image, pEnc->mbParam.edged_width,
344 :     pEnc->mbParam.edged_height) < 0)
345 :     goto xvid_err_memory4;
346 :    
347 :     }
348 :     }
349 :    
350 : suxen_drol 890 /* init incoming frame queue */
351 :     pEnc->queue_head = 0;
352 :     pEnc->queue_tail = 0;
353 :     pEnc->queue_size = 0;
354 : edgomez 851
355 : suxen_drol 890 pEnc->queue =
356 :     xvid_malloc((pEnc->mbParam.max_bframes+1) * sizeof(QUEUEINFO),
357 :     CACHE_LINE);
358 : edgomez 851
359 : suxen_drol 890 if (pEnc->queue == NULL)
360 :     goto xvid_err_memory4;
361 : edgomez 851
362 : suxen_drol 890 for (n = 0; n < pEnc->mbParam.max_bframes+1; n++)
363 :     image_null(&pEnc->queue[n].image);
364 : edgomez 851
365 : suxen_drol 890
366 :     for (n = 0; n < pEnc->mbParam.max_bframes+1; n++)
367 :     {
368 :     if (image_create
369 :     (&pEnc->queue[n].image, pEnc->mbParam.edged_width,
370 :     pEnc->mbParam.edged_height) < 0)
371 :     goto xvid_err_memory5;
372 : edgomez 851
373 :     }
374 :    
375 :    
376 : suxen_drol 890 /* timestamp stuff */
377 : edgomez 851
378 : suxen_drol 890 pEnc->mbParam.m_stamp = 0;
379 : edgomez 851 pEnc->m_framenum = 0;
380 :     pEnc->current->stamp = 0;
381 :     pEnc->reference->stamp = 0;
382 :    
383 : suxen_drol 890 /* other stuff */
384 : Isibaar 3
385 : suxen_drol 890 pEnc->iFrameNum = 0;
386 :     pEnc->fMvPrevSigma = -1;
387 : Isibaar 3
388 : suxen_drol 890 /* XXX: cleanup ratecontol when new code is ready */
389 :     /* if (create->rc_bitrate) {
390 :     RateControlInit(&pEnc->rate_control, create->rc_bitrate,
391 :     create->rc_reaction_delay_factor,
392 :     create->rc_averaging_period, create->rc_buffer,
393 :     create->fbase * 1000 / create->fincr,
394 :     create->max_quantizer, create->min_quantizer);
395 :     } */
396 :    
397 :     create->handle = (void *) pEnc;
398 :    
399 : Isibaar 36 init_timer();
400 : Isibaar 3
401 : suxen_drol 890 return 0; /* ok */
402 : edgomez 192
403 :     /*
404 :     * We handle all XVID_ERR_MEMORY here, this makes the code lighter
405 :     */
406 : suxen_drol 229
407 : edgomez 851 xvid_err_memory5:
408 :    
409 :     if (pEnc->mbParam.max_bframes > 0) {
410 : suxen_drol 890 int i;
411 : edgomez 851
412 : suxen_drol 890 for (i = 0; i < pEnc->mbParam.max_bframes+1; i++) {
413 :     image_destroy(&pEnc->queue[i].image, pEnc->mbParam.edged_width,
414 : edgomez 851 pEnc->mbParam.edged_height);
415 :     }
416 :     xvid_free(pEnc->queue);
417 :     }
418 :    
419 :     xvid_err_memory4:
420 :    
421 :     if (pEnc->mbParam.max_bframes > 0) {
422 : suxen_drol 890 int i;
423 : edgomez 851
424 :     for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
425 :    
426 :     if (pEnc->bframes[i] == NULL)
427 :     continue;
428 :    
429 :     image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width,
430 :     pEnc->mbParam.edged_height);
431 :    
432 :     xvid_free(pEnc->bframes[i]->mbs);
433 :    
434 :     xvid_free(pEnc->bframes[i]);
435 :    
436 :     }
437 :    
438 :     xvid_free(pEnc->bframes);
439 :     }
440 :    
441 : edgomez 195 xvid_err_memory3:
442 : edgomez 851
443 : suxen_drol 890 if (pEnc->mbParam.global_flags & XVID_EXTRASTATS_ENABLE)
444 : edgomez 851 { image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width,
445 :     pEnc->mbParam.edged_height);
446 :     }
447 :    
448 :     image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width,
449 : edgomez 195 pEnc->mbParam.edged_height);
450 : edgomez 851 image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width,
451 :     pEnc->mbParam.edged_height);
452 :     image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width,
453 :     pEnc->mbParam.edged_height);
454 : edgomez 192
455 : edgomez 195 image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width,
456 :     pEnc->mbParam.edged_height);
457 :     image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width,
458 :     pEnc->mbParam.edged_height);
459 :     image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width,
460 :     pEnc->mbParam.edged_height);
461 :     image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width,
462 :     pEnc->mbParam.edged_height);
463 : edgomez 851 image_destroy(&pEnc->vInterVf, pEnc->mbParam.edged_width,
464 :     pEnc->mbParam.edged_height);
465 : edgomez 195 image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width,
466 :     pEnc->mbParam.edged_height);
467 : edgomez 851 image_destroy(&pEnc->vInterHVf, pEnc->mbParam.edged_width,
468 :     pEnc->mbParam.edged_height);
469 : edgomez 192
470 : edgomez 851 /* destroy GMC image */
471 :     image_destroy(&pEnc->vGMC, pEnc->mbParam.edged_width,
472 :     pEnc->mbParam.edged_height);
473 :    
474 :    
475 : edgomez 195 xvid_err_memory2:
476 : edgomez 192 xvid_free(pEnc->current->mbs);
477 :     xvid_free(pEnc->reference->mbs);
478 :    
479 : edgomez 195 xvid_err_memory1:
480 : edgomez 192 xvid_free(pEnc->current);
481 :     xvid_free(pEnc->reference);
482 :     xvid_free(pEnc);
483 :    
484 : suxen_drol 890 create->handle = NULL;
485 : edgomez 194
486 : edgomez 192 return XVID_ERR_MEMORY;
487 : Isibaar 3 }
488 :    
489 : edgomez 194 /*****************************************************************************
490 :     * Encoder destruction
491 :     *
492 :     * This function destroy the entire encoder structure created by a previous
493 : suxen_drol 890 * successful enc_create call.
494 : edgomez 194 *
495 :     * Returned values (for now only one returned value) :
496 : suxen_drol 890 * - 0 - no errors
497 : edgomez 194 *
498 :     ****************************************************************************/
499 :    
500 :     int
501 : suxen_drol 890 enc_destroy(Encoder * pEnc)
502 : Isibaar 3 {
503 : edgomez 851 int i;
504 : suxen_drol 229
505 : edgomez 851 /* B Frames specific */
506 :     if (pEnc->mbParam.max_bframes > 0) {
507 :    
508 : suxen_drol 890 for (i = 0; i < pEnc->mbParam.max_bframes+1; i++) {
509 : edgomez 851
510 : suxen_drol 890 image_destroy(&pEnc->queue[i].image, pEnc->mbParam.edged_width,
511 : edgomez 851 pEnc->mbParam.edged_height);
512 :     }
513 :     xvid_free(pEnc->queue);
514 :     }
515 :    
516 :    
517 :     if (pEnc->mbParam.max_bframes > 0) {
518 :    
519 :     for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
520 :    
521 :     if (pEnc->bframes[i] == NULL)
522 :     continue;
523 :    
524 :     image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width,
525 :     pEnc->mbParam.edged_height);
526 :    
527 :     xvid_free(pEnc->bframes[i]->mbs);
528 :    
529 :     xvid_free(pEnc->bframes[i]);
530 :     }
531 :    
532 :     xvid_free(pEnc->bframes);
533 :    
534 :     }
535 :    
536 : edgomez 192 /* All images, reference, current etc ... */
537 : edgomez 851
538 : edgomez 195 image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width,
539 :     pEnc->mbParam.edged_height);
540 :     image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width,
541 :     pEnc->mbParam.edged_height);
542 :     image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width,
543 :     pEnc->mbParam.edged_height);
544 :     image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width,
545 :     pEnc->mbParam.edged_height);
546 : edgomez 851 image_destroy(&pEnc->vInterVf, pEnc->mbParam.edged_width,
547 :     pEnc->mbParam.edged_height);
548 : edgomez 195 image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width,
549 :     pEnc->mbParam.edged_height);
550 : edgomez 851 image_destroy(&pEnc->vInterHVf, pEnc->mbParam.edged_width,
551 :     pEnc->mbParam.edged_height);
552 : edgomez 403
553 : edgomez 851 image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width,
554 : edgomez 195 pEnc->mbParam.edged_height);
555 : edgomez 851 image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width,
556 :     pEnc->mbParam.edged_height);
557 :     image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width,
558 :     pEnc->mbParam.edged_height);
559 : edgomez 192
560 : suxen_drol 890 if (pEnc->mbParam.global_flags & XVID_EXTRASTATS_ENABLE)
561 : edgomez 851 { image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width,
562 :     pEnc->mbParam.edged_height);
563 :     }
564 :    
565 : edgomez 192 /* Encoder structure */
566 : edgomez 851
567 : suxen_drol 136 xvid_free(pEnc->current->mbs);
568 :     xvid_free(pEnc->current);
569 :    
570 :     xvid_free(pEnc->reference->mbs);
571 :     xvid_free(pEnc->reference);
572 :    
573 : Isibaar 41 xvid_free(pEnc);
574 : edgomez 192
575 : suxen_drol 890 return 0; /* ok */
576 : Isibaar 3 }
577 :    
578 : suxen_drol 229
579 : edgomez 851 static __inline void inc_frame_num(Encoder * pEnc)
580 : suxen_drol 229 {
581 : edgomez 867 pEnc->current->stamp = pEnc->mbParam.m_stamp; /* first frame is zero */
582 : edgomez 851 pEnc->mbParam.m_stamp += pEnc->mbParam.fincr;
583 : suxen_drol 890
584 :     pEnc->m_framenum++; /* debug ticker */
585 : chl 387 }
586 : suxen_drol 229
587 : edgomez 851
588 :    
589 :     static __inline void
590 :     set_timecodes(FRAMEINFO* pCur,FRAMEINFO *pRef, int32_t time_base)
591 :     {
592 :    
593 :     pCur->ticks = (int32_t)pCur->stamp % time_base;
594 :     pCur->seconds = ((int32_t)pCur->stamp / time_base) - ((int32_t)pRef->stamp / time_base) ;
595 :    
596 : edgomez 867 /* HEAVY DEBUG OUTPUT remove when timecodes prove to be stable */
597 : edgomez 851
598 :     /* fprintf(stderr,"WriteVop: %d - %d \n",
599 :     ((int32_t)pCur->stamp / time_base), ((int32_t)pRef->stamp / time_base));
600 :     fprintf(stderr,"set_timecodes: VOP %1d stamp=%lld ref_stamp=%lld base=%d\n",
601 :     pCur->coding_type, pCur->stamp, pRef->stamp, time_base);
602 :     fprintf(stderr,"set_timecodes: VOP %1d seconds=%d ticks=%d (ref-sec=%d ref-tick=%d)\n",
603 :     pCur->coding_type, pCur->seconds, pCur->ticks, pRef->seconds, pRef->ticks);
604 :    
605 :     */
606 :     }
607 :    
608 :    
609 : suxen_drol 890 static void
610 :     set_stats(xvid_enc_stats_t * stats, RateControl * rc,
611 :     const MBParam * pParam, const FRAMEINFO * frame)
612 : edgomez 851 {
613 : suxen_drol 890 if (stats)
614 :     {
615 :     stats->type = coding2type(frame->coding_type);
616 :     stats->quant = frame->quant;
617 :     stats->vol_flags = frame->vol_flags;
618 :     stats->vop_flags = frame->vop_flags;
619 :     stats->length = frame->length;
620 :     stats->hlength = frame->length - (frame->sStat.iTextBits / 8);
621 :     stats->kblks = frame->sStat.kblks;
622 :     stats->mblks = frame->sStat.mblks;
623 :     stats->ublks = frame->sStat.ublks;
624 :     }
625 : edgomez 851
626 : suxen_drol 890 RateControlUpdate(rc, frame->quant, frame->length, frame->coding_type==I_VOP );
627 : edgomez 851 }
628 :    
629 :    
630 :    
631 : edgomez 194 /*****************************************************************************
632 : edgomez 851 * IPB frame encoder entry point
633 :     *
634 :     * Returned values :
635 : suxen_drol 890 * - >0 - output bytes
636 :     * - 0 - no output
637 :     * - XVID_ERR_FORMAT - the image subsystem reported the image had a wrong
638 : edgomez 851 * format
639 :     ****************************************************************************/
640 :    
641 : suxen_drol 890
642 :     /* XXX: dx50bvop broken! something todo with queue */
643 :    
644 : edgomez 851 int
645 : suxen_drol 890 enc_encode(Encoder * pEnc,
646 :     xvid_enc_frame_t * xFrame,
647 :     xvid_enc_stats_t * stats)
648 : edgomez 851 {
649 : suxen_drol 890 xvid_enc_frame_t * frame;
650 :     int type;
651 : edgomez 851 uint16_t x, y;
652 :     Bitstream bs;
653 :    
654 : suxen_drol 890 if (XVID_MAJOR(xFrame->version) != 1 || (stats && XVID_MAJOR(stats->version) != 1)) /* v1.x.x */
655 :     return XVID_ERR_VERSION;
656 : edgomez 851
657 : suxen_drol 890 xFrame->out_flags = 0;
658 : edgomez 851
659 :     start_global_timer();
660 : suxen_drol 890 BitstreamInit(&bs, xFrame->bitstream, 0);
661 : edgomez 851
662 :    
663 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
664 :     * enqueue image to the encoding-queue
665 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
666 : edgomez 851
667 : suxen_drol 890 if (xFrame->input.csp != XVID_CSP_NULL)
668 :     {
669 :     QUEUEINFO * q = &pEnc->queue[pEnc->queue_tail];
670 : edgomez 851
671 : suxen_drol 890 start_timer();
672 :     if (image_input
673 :     (&q->image, pEnc->mbParam.width, pEnc->mbParam.height,
674 :     pEnc->mbParam.edged_width, (uint8_t**)xFrame->input.plane, xFrame->input.stride,
675 :     xFrame->input.csp, xFrame->vol_flags & XVID_INTERLACING))
676 :     {
677 :     emms();
678 :     return XVID_ERR_FORMAT;
679 :     }
680 :     stop_conv_timer();
681 : edgomez 851
682 : suxen_drol 890 if ((xFrame->vop_flags & XVID_CHROMAOPT)) {
683 :     image_chroma_optimize(&q->image,
684 :     pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
685 :     }
686 :    
687 :     q->frame = *xFrame;
688 : edgomez 851
689 : suxen_drol 890 if (xFrame->quant_intra_matrix)
690 :     {
691 :     memcpy(q->quant_intra_matrix, xFrame->quant_intra_matrix, sizeof(xFrame->quant_intra_matrix));
692 :     q->frame.quant_intra_matrix = q->quant_intra_matrix;
693 :     }
694 : edgomez 851
695 : suxen_drol 890 if (xFrame->quant_inter_matrix)
696 :     {
697 :     memcpy(q->quant_inter_matrix, xFrame->quant_inter_matrix, sizeof(xFrame->quant_inter_matrix));
698 :     q->frame.quant_inter_matrix = q->quant_inter_matrix;
699 :     }
700 : edgomez 851
701 : suxen_drol 890 pEnc->queue_tail = (pEnc->queue_tail + 1) % (pEnc->mbParam.max_bframes+1);
702 :     pEnc->queue_size++;
703 :     }
704 : edgomez 851
705 :    
706 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
707 :     * bframe flush code
708 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
709 : edgomez 851
710 : suxen_drol 890 repeat:
711 : edgomez 851
712 : suxen_drol 890 if (pEnc->flush_bframes)
713 :     {
714 :     if (pEnc->bframenum_head < pEnc->bframenum_tail)
715 :     {
716 : edgomez 851
717 : suxen_drol 890 DPRINTF(DPRINTF_DEBUG,"*** BFRAME (flush) bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
718 :     pEnc->bframenum_head, pEnc->bframenum_tail,
719 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
720 : edgomez 851
721 : suxen_drol 890 FrameCodeB(pEnc, pEnc->bframes[pEnc->bframenum_head], &bs);
722 :     set_stats(stats, &pEnc->rate_control, &pEnc->mbParam, pEnc->bframes[pEnc->bframenum_head]);
723 : edgomez 851
724 : suxen_drol 890 pEnc->bframenum_head++;
725 : edgomez 851
726 : suxen_drol 890
727 :     goto done;
728 : edgomez 851 }
729 :    
730 : suxen_drol 890 /* flush complete: reset counters */
731 : edgomez 851
732 : suxen_drol 890 pEnc->flush_bframes = 0;
733 : edgomez 851 pEnc->bframenum_head = pEnc->bframenum_tail = 0;
734 :    
735 :     /* write an empty marker to the bitstream.
736 : suxen_drol 890
737 : edgomez 851 for divx5 decoder compatibility, this marker must consist
738 :     of a not-coded p-vop, with a time_base of zero, and time_increment
739 :     indentical to the future-referece frame.
740 :     */
741 :    
742 : suxen_drol 890 if ((pEnc->mbParam.global_flags & XVID_PACKED)) {
743 : edgomez 851 int tmp;
744 : suxen_drol 890 int bits;
745 : edgomez 851
746 :     DPRINTF(DPRINTF_DEBUG,"*** EMPTY bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
747 :     pEnc->bframenum_head, pEnc->bframenum_tail,
748 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
749 :    
750 : suxen_drol 890 bits = BitstreamPos(&bs);
751 :    
752 : edgomez 851 tmp = pEnc->current->seconds;
753 :     pEnc->current->seconds = 0; /* force time_base = 0 */
754 :    
755 :     BitstreamWriteVopHeader(&bs, &pEnc->mbParam, pEnc->current, 0);
756 : suxen_drol 890 BitstreamPad(&bs);
757 : edgomez 851 pEnc->current->seconds = tmp;
758 :    
759 : suxen_drol 890 /* add the not-coded length to the reference frame size */
760 :     pEnc->current->length += (BitstreamPos(&bs) - bits) / 8;
761 :     set_stats(stats, &pEnc->rate_control, &pEnc->mbParam, pEnc->current);
762 : edgomez 851
763 : suxen_drol 890 // xFrame->out_flags |= XVID_PACKED_FIXUP?;
764 : edgomez 851
765 : suxen_drol 890 goto done;
766 : edgomez 851
767 :     }
768 :     }
769 :    
770 :    
771 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
772 :     * dequeue frame from the encoding queue
773 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
774 : edgomez 851
775 : suxen_drol 890 if (pEnc->queue_size == 0) /* empty */
776 : edgomez 851 {
777 : suxen_drol 890 if (xFrame->input.csp == XVID_CSP_NULL) /* no futher input */
778 : edgomez 851 {
779 : suxen_drol 890 if (pEnc->bframenum_tail > 0) /* are bframes */
780 :     {
781 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
782 :     pEnc->bframenum_tail--;
783 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
784 : edgomez 851
785 : suxen_drol 890 /* XXX: convert B-VOP to P-VOP */
786 :     pEnc->current->quant *= 2;
787 : edgomez 851
788 : suxen_drol 890 FrameCodeP(pEnc, &bs, 1, 0);
789 :     goto done_flush;
790 :     }
791 :    
792 : edgomez 851 emms();
793 : suxen_drol 890 return XVID_ERR_END; /* end of stream reached */
794 : edgomez 851 }
795 : suxen_drol 890 goto done; /* nothing to encode yet; encoder lag */
796 :     }
797 : edgomez 851
798 : suxen_drol 890 // the current FRAME becomes the reference
799 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
800 : edgomez 853
801 : suxen_drol 890 // remove frame from encoding-queue (head), and move it into the current
802 :     image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
803 :     frame = &pEnc->queue[pEnc->queue_head].frame;
804 :     pEnc->queue_head = (pEnc->queue_head+1) % (pEnc->mbParam.max_bframes+1);
805 :     pEnc->queue_size--;
806 : edgomez 851
807 :    
808 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
809 :     * init pEnc->current field
810 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
811 : edgomez 851
812 : suxen_drol 890 emms(); /* float-point region */
813 : edgomez 851
814 : suxen_drol 890 pEnc->current->vol_flags = pEnc->mbParam.vol_flags;
815 :     pEnc->current->vop_flags = frame->vop_flags;
816 :     pEnc->current->motion_flags = frame->motion;
817 :     pEnc->current->fcode = pEnc->mbParam.m_fcode;
818 :     pEnc->current->bcode = pEnc->mbParam.m_fcode;
819 : edgomez 851
820 : suxen_drol 890 if ((xFrame->vop_flags & XVID_CHROMAOPT)) {
821 :     image_chroma_optimize(&pEnc->current->image,
822 :     pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
823 :     }
824 : edgomez 851
825 : suxen_drol 890 if (xFrame->vop_flags & XVID_EXTRASTATS)
826 :     { image_copy(&pEnc->sOriginal, &pEnc->current->image,
827 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
828 :     }
829 : edgomez 851
830 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_LUMIMASKING)) {
831 :     int *temp_dquants = (int *) xvid_malloc(pEnc->mbParam.mb_width *
832 :     pEnc->mbParam.mb_height * sizeof(int), CACHE_LINE);
833 : edgomez 851
834 : suxen_drol 890 pEnc->current->quant =
835 :     adaptive_quantization(pEnc->current->image.y,
836 :     pEnc->mbParam.edged_width, temp_dquants,
837 :     pEnc->current->quant, pEnc->current->quant,
838 :     2 * pEnc->current->quant,
839 :     pEnc->mbParam.mb_width,
840 :     pEnc->mbParam.mb_height);
841 : edgomez 851
842 : suxen_drol 890 for (y = 0; y < pEnc->mbParam.mb_height; y++) {
843 : edgomez 851
844 : suxen_drol 890 #define OFFSET(x,y) ((x) + (y)*pEnc->mbParam.mb_width)
845 : edgomez 851
846 : suxen_drol 890 for (x = 0; x < pEnc->mbParam.mb_width; x++) {
847 :     MACROBLOCK *pMB = &pEnc->current->mbs[OFFSET(x, y)];
848 : edgomez 851
849 : suxen_drol 890 pMB->dquant = iDQtab[temp_dquants[OFFSET(x, y)] + 2];
850 : edgomez 851 }
851 :    
852 : suxen_drol 890 #undef OFFSET
853 : edgomez 851 }
854 :    
855 : suxen_drol 890 xvid_free(temp_dquants);
856 : edgomez 851 }
857 :    
858 : suxen_drol 890 if (frame->quant > 0)
859 : edgomez 851 {
860 : suxen_drol 890 pEnc->current->quant = frame->quant;
861 :     type = frame->type;
862 :     }
863 :     else
864 :     {
865 :     pEnc->current->quant = RateControlGetQ(&pEnc->rate_control, 0);
866 :     type = XVID_TYPE_AUTO; //RateControlGetType(&pEnc->rate_control, ...);
867 :     }
868 : edgomez 851
869 : suxen_drol 890 emms(); /* END floating-point region */
870 : edgomez 851
871 :    
872 : suxen_drol 890 if (type > 0) /* XVID_TYPE_?VOP */
873 :     {
874 :     type = type2coding(type); /* convert XVID_TYPE_?VOP to bitstream coding type */
875 :     }
876 :     else /* XVID_TYPE_AUTO */
877 :     {
878 :     if (pEnc->iFrameNum == 0 ||
879 :     (pEnc->mbParam.iMaxKeyInterval > 0 && pEnc->iFrameNum >= pEnc->mbParam.iMaxKeyInterval))
880 :     {
881 :     pEnc->iFrameNum = 0;
882 :     type = I_VOP;
883 :     }else{
884 :     type = MEanalysis(&pEnc->reference->image, pEnc->current,
885 :     &pEnc->mbParam, pEnc->mbParam.iMaxKeyInterval,
886 :     pEnc->iFrameNum, pEnc->bframenum_tail);
887 : edgomez 851 }
888 : suxen_drol 890 }
889 :     inc_frame_num(pEnc);
890 :     pEnc->iFrameNum++;
891 : edgomez 851
892 :    
893 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_DEBUG)) {
894 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 5,
895 :     "%i st:%i if:%i", pEnc->m_framenum, pEnc->current->stamp, pEnc->iFrameNum);
896 : edgomez 851 }
897 :    
898 :     /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
899 :     * ivop/pvop/bvop selection
900 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
901 :    
902 : suxen_drol 890 if (type == I_VOP) {
903 : edgomez 851
904 :     DPRINTF(DPRINTF_DEBUG,"*** IFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
905 :     pEnc->bframenum_head, pEnc->bframenum_tail,
906 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
907 :    
908 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_DEBUG)) {
909 : edgomez 851 image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "IVOP");
910 :     }
911 :    
912 : suxen_drol 890 // when we reach an iframe in CLOSED_GOP mode, encode the last bframe as a xFrame
913 :     if ((pEnc->mbParam.global_flags & XVID_CLOSED_GOP) && pEnc->bframenum_tail > 0) {
914 : edgomez 851
915 : suxen_drol 890 // place this frame back on the encoding-queue (head)
916 :     // we will deal with it next time
917 :     pEnc->queue_head = (pEnc->queue_head + (pEnc->mbParam.max_bframes+1) - 1) % (pEnc->mbParam.max_bframes+1);
918 :     image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
919 : edgomez 851
920 : suxen_drol 890 // grab the last frame from the bframe-queue
921 :    
922 : edgomez 851 pEnc->bframenum_tail--;
923 : suxen_drol 890 SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
924 : edgomez 851
925 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_DEBUG)) {
926 : edgomez 851 image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 100, "DX50 BVOP->PVOP");
927 :     }
928 :    
929 : suxen_drol 890 /* XXX: convert B-VOP to P-VOP */
930 :     pEnc->current->quant *= 2;
931 :    
932 :     FrameCodeP(pEnc, &bs, 1, 0);
933 :    
934 : edgomez 851 } else {
935 :    
936 : suxen_drol 890 /* ---- update vol flags at IVOP ----------- */
937 :     pEnc->current->vol_flags = pEnc->mbParam.vol_flags = frame->vol_flags;
938 : edgomez 851
939 : suxen_drol 890 if ((pEnc->mbParam.vol_flags & XVID_MPEGQUANT)) {
940 :     if (frame->quant_intra_matrix != NULL)
941 :     set_intra_matrix(frame->quant_intra_matrix);
942 :     if (frame->quant_inter_matrix != NULL)
943 :     set_inter_matrix(frame->quant_inter_matrix);
944 :     }
945 : edgomez 851
946 : suxen_drol 890 /* prevent vol/vop misuse */
947 : edgomez 851
948 : suxen_drol 890 if (!(pEnc->current->vol_flags & XVID_REDUCED_ENABLE))
949 :     pEnc->current->vop_flags &= ~XVID_REDUCED;
950 :    
951 :     if (!(pEnc->current->vol_flags & XVID_INTERLACING))
952 :     pEnc->current->vop_flags &= ~(XVID_TOPFIELDFIRST|XVID_ALTERNATESCAN);
953 :    
954 :     /* ^^^------------------------ */
955 :    
956 :     FrameCodeI(pEnc, &bs);
957 :     xFrame->out_flags |= XVID_KEYFRAME;
958 : edgomez 851 }
959 :    
960 : suxen_drol 890 } else if (((pEnc->current->vop_flags & XVID_DYNAMIC_BFRAMES) && type == P_VOP) ||
961 :     pEnc->bframenum_tail >= pEnc->mbParam.max_bframes) {
962 : edgomez 851 /*
963 :     * This will be coded as a Predicted Frame
964 :     */
965 :    
966 : suxen_drol 890 DPRINTF(DPRINTF_DEBUG,"*** xFrame bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
967 : edgomez 851 pEnc->bframenum_head, pEnc->bframenum_tail,
968 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
969 :    
970 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_DEBUG)) {
971 : edgomez 851 image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "PVOP");
972 :     }
973 :    
974 : suxen_drol 890 FrameCodeP(pEnc, &bs, 1, 0);
975 : edgomez 851
976 : suxen_drol 890 } else { /* type == B_VOP */
977 : edgomez 851
978 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_DEBUG)) {
979 : edgomez 851 image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "BVOP");
980 :     }
981 :    
982 : suxen_drol 890 if (frame->bquant < 1) {
983 : edgomez 851 pEnc->current->quant = ((((pEnc->reference->quant + pEnc->current->quant) *
984 :     pEnc->mbParam.bquant_ratio) / 2) + pEnc->mbParam.bquant_offset)/100;
985 :    
986 :     } else {
987 : suxen_drol 890 pEnc->current->quant = frame->bquant;
988 : edgomez 851 }
989 :    
990 :     if (pEnc->current->quant < 1)
991 :     pEnc->current->quant = 1;
992 :     else if (pEnc->current->quant > 31)
993 :     pEnc->current->quant = 31;
994 :    
995 :     DPRINTF(DPRINTF_DEBUG,"*** BFRAME (store) bf: head=%i tail=%i queue: head=%i tail=%i size=%i quant=%i\n",
996 :     pEnc->bframenum_head, pEnc->bframenum_tail,
997 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size,pEnc->current->quant);
998 :    
999 :     /* store frame into bframe buffer & swap ref back to current */
1000 : suxen_drol 890 SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1001 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1002 : edgomez 851
1003 :     pEnc->bframenum_tail++;
1004 :    
1005 : suxen_drol 890 goto repeat;
1006 : edgomez 851
1007 : suxen_drol 890 }
1008 : edgomez 851
1009 : suxen_drol 890 if (xFrame->vop_flags & XVID_EXTRASTATS)
1010 :     { stats->sse_y =
1011 :     plane_sse( pEnc->sOriginal.y, pEnc->current->image.y,
1012 :     pEnc->mbParam.edged_width, pEnc->mbParam.width,
1013 :     pEnc->mbParam.height);
1014 : edgomez 851
1015 : suxen_drol 890 stats->sse_u =
1016 :     plane_sse( pEnc->sOriginal.u, pEnc->current->image.u,
1017 :     pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
1018 :     pEnc->mbParam.height/2);
1019 : edgomez 851
1020 : suxen_drol 890 stats->sse_v =
1021 :     plane_sse( pEnc->sOriginal.v, pEnc->current->image.v,
1022 :     pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
1023 :     pEnc->mbParam.height/2);
1024 : edgomez 851 }
1025 :    
1026 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1027 :     * okay, on next enc_encode call we must flush bframes
1028 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1029 : edgomez 851
1030 : suxen_drol 890 done_flush:
1031 : edgomez 851
1032 :     {
1033 : suxen_drol 890 char tmp[100];
1034 :     wsprintf(tmp,"\\frame%03i.pgm", pEnc->m_framenum);
1035 :     image_dump_yuvpgm(&pEnc->current->image, pEnc->mbParam.edged_width,
1036 :     pEnc->mbParam.width, pEnc->mbParam.height, tmp);
1037 : edgomez 851 }
1038 :    
1039 : suxen_drol 890 /* packed_mode: repeat */
1040 :     pEnc->flush_bframes = 1;
1041 :     if ((pEnc->mbParam.global_flags & XVID_PACKED) && pEnc->bframenum_tail > 0) {
1042 :     goto repeat;
1043 : edgomez 853 }
1044 :    
1045 : suxen_drol 890 if ((pEnc->mbParam.global_flags & XVID_PACKED) || pEnc->mbParam.max_bframes == 0)
1046 :     {
1047 :     /* packed(and low_delay) encoding gives us graceful reorded-stats output */
1048 :     set_stats(stats, &pEnc->rate_control, &pEnc->mbParam, pEnc->current);
1049 : edgomez 851 }
1050 : suxen_drol 890 else
1051 : edgomez 851 {
1052 : suxen_drol 890 /* outherwise, output the previous frame */
1053 :     /* XXX: for this to work, refernce must be valid for IVOPs too */
1054 :     if (pEnc->current->stamp > 0)
1055 :     set_stats(stats, &pEnc->rate_control, &pEnc->mbParam, pEnc->reference);
1056 :     else
1057 :     stats->type = XVID_TYPE_NOTHING;
1058 : edgomez 851 }
1059 : Isibaar 113
1060 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1061 :     * done; return number of bytes consumed
1062 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1063 : edgomez 195
1064 : suxen_drol 890 done:
1065 :    
1066 : Isibaar 3 stop_global_timer();
1067 :     write_timer();
1068 :    
1069 : suxen_drol 890 emms();
1070 :     return BitstreamLength(&bs);
1071 : Isibaar 3 }
1072 :    
1073 :    
1074 : edgomez 195 static __inline void
1075 :     CodeIntraMB(Encoder * pEnc,
1076 :     MACROBLOCK * pMB)
1077 :     {
1078 : Isibaar 3
1079 :     pMB->mode = MODE_INTRA;
1080 :    
1081 : suxen_drol 136 /* zero mv statistics */
1082 :     pMB->mvs[0].x = pMB->mvs[1].x = pMB->mvs[2].x = pMB->mvs[3].x = 0;
1083 :     pMB->mvs[0].y = pMB->mvs[1].y = pMB->mvs[2].y = pMB->mvs[3].y = 0;
1084 :     pMB->sad8[0] = pMB->sad8[1] = pMB->sad8[2] = pMB->sad8[3] = 0;
1085 :     pMB->sad16 = 0;
1086 :    
1087 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_LUMIMASKING)) {
1088 : edgomez 195 if (pMB->dquant != NO_CHANGE) {
1089 : Isibaar 3 pMB->mode = MODE_INTRA_Q;
1090 : suxen_drol 136 pEnc->current->quant += DQtab[pMB->dquant];
1091 : edgomez 195
1092 :     if (pEnc->current->quant > 31)
1093 :     pEnc->current->quant = 31;
1094 :     if (pEnc->current->quant < 1)
1095 :     pEnc->current->quant = 1;
1096 : Isibaar 3 }
1097 :     }
1098 :    
1099 : suxen_drol 136 pMB->quant = pEnc->current->quant;
1100 : Isibaar 3 }
1101 :    
1102 :    
1103 : h 101
1104 : edgomez 195 static int
1105 :     FrameCodeI(Encoder * pEnc,
1106 : suxen_drol 890 Bitstream * bs)
1107 : h 104 {
1108 : suxen_drol 890 int bits = BitstreamPos(bs);
1109 : edgomez 851 int mb_width = pEnc->mbParam.mb_width;
1110 :     int mb_height = pEnc->mbParam.mb_height;
1111 : suxen_drol 890
1112 : h 104 DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1113 : edgomez 195 DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1114 : h 104
1115 :     uint16_t x, y;
1116 :    
1117 : suxen_drol 890 if ((pEnc->current->vol_flags & XVID_REDUCED_ENABLE))
1118 : edgomez 851 {
1119 :     mb_width = (pEnc->mbParam.width + 31) / 32;
1120 :     mb_height = (pEnc->mbParam.height + 31) / 32;
1121 :    
1122 :     /* 16x16->8x8 downsample requires 1 additional edge pixel*/
1123 :     /* XXX: setedges is overkill */
1124 :     start_timer();
1125 :     image_setedges(&pEnc->current->image,
1126 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1127 :     pEnc->mbParam.width, pEnc->mbParam.height);
1128 :     stop_edges_timer();
1129 :     }
1130 :    
1131 : suxen_drol 890 //pEnc->iFrameNum = 0;
1132 : suxen_drol 136 pEnc->mbParam.m_rounding_type = 1;
1133 :     pEnc->current->rounding_type = pEnc->mbParam.m_rounding_type;
1134 : suxen_drol 890 //pEnc->current->quarterpel = pEnc->mbParam.m_quarterpel;
1135 : suxen_drol 136 pEnc->current->coding_type = I_VOP;
1136 : h 104
1137 : suxen_drol 890 BitstreamWriteVolHeader(bs, &pEnc->mbParam);
1138 : edgomez 403
1139 : edgomez 851 set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1140 :    
1141 :     BitstreamPadAlways(bs);
1142 : suxen_drol 229 BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1);
1143 : h 104
1144 : edgomez 851 pEnc->current->sStat.iTextBits = 0;
1145 :     pEnc->current->sStat.kblks = mb_width * mb_height;
1146 :     pEnc->current->sStat.mblks = pEnc->current->sStat.ublks = 0;
1147 : h 104
1148 : edgomez 851 for (y = 0; y < mb_height; y++)
1149 :     for (x = 0; x < mb_width; x++) {
1150 : edgomez 195 MACROBLOCK *pMB =
1151 :     &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width];
1152 : h 104
1153 :     CodeIntraMB(pEnc, pMB);
1154 :    
1155 : edgomez 195 MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y,
1156 :     dct_codes, qcoeff);
1157 : h 104
1158 :     start_timer();
1159 : suxen_drol 136 MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff);
1160 : h 104 stop_prediction_timer();
1161 :    
1162 :     start_timer();
1163 : suxen_drol 890 if (pEnc->current->vop_flags & XVID_GREYSCALE)
1164 : chl 353 { pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1165 :     qcoeff[4*64+0]=0; /* zero, because for INTRA MBs DC value is saved */
1166 :     qcoeff[5*64+0]=0;
1167 :     }
1168 : edgomez 851 MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1169 : h 104 stop_coding_timer();
1170 :     }
1171 :    
1172 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_REDUCED))
1173 : edgomez 851 {
1174 :     image_deblock_rrv(&pEnc->current->image, pEnc->mbParam.edged_width,
1175 :     pEnc->current->mbs, mb_width, mb_height, pEnc->mbParam.mb_width,
1176 : suxen_drol 890 16, 0);
1177 : edgomez 851 }
1178 : h 104 emms();
1179 :    
1180 : suxen_drol 890 /* for divx5 compatibility, we must always pad between the packed p and b frames */
1181 :     if ((pEnc->mbParam.global_flags & XVID_PACKED) && pEnc->bframenum_tail > 0)
1182 :     BitstreamPadAlways(bs);
1183 :     else
1184 :     BitstreamPad(bs);
1185 :     pEnc->current->length = (BitstreamPos(bs) - bits) / 8;
1186 :    
1187 : edgomez 851 pEnc->fMvPrevSigma = -1;
1188 : suxen_drol 136 pEnc->mbParam.m_fcode = 2;
1189 : h 104
1190 : suxen_drol 890 /* XXX: hinted me
1191 : edgomez 195 if (pEnc->current->global_flags & XVID_HINTEDME_GET) {
1192 : h 104 HintedMEGet(pEnc, 1);
1193 : suxen_drol 890 }*/
1194 : h 104
1195 : edgomez 867 return 1; /* intra */
1196 : h 104 }
1197 :    
1198 :    
1199 : Isibaar 3 #define INTRA_THRESHOLD 0.5
1200 : edgomez 851 #define BFRAME_SKIP_THRESHHOLD 30
1201 : Isibaar 3
1202 : edgomez 851
1203 :     /* FrameCodeP also handles S(GMC)-VOPs */
1204 : edgomez 195 static int
1205 :     FrameCodeP(Encoder * pEnc,
1206 :     Bitstream * bs,
1207 :     bool force_inter,
1208 :     bool vol_header)
1209 : Isibaar 3 {
1210 : edgomez 13 float fSigma;
1211 : suxen_drol 890 int bits = BitstreamPos(bs);
1212 : Isibaar 42
1213 : edgomez 78 DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1214 : edgomez 195 DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1215 : edgomez 78
1216 : edgomez 851 int mb_width = pEnc->mbParam.mb_width;
1217 :     int mb_height = pEnc->mbParam.mb_height;
1218 :    
1219 : Isibaar 3 int iLimit;
1220 : edgomez 851 int x, y, k;
1221 : edgomez 13 int iSearchRange;
1222 : edgomez 851 int bIntra, skip_possible;
1223 : suxen_drol 890
1224 : edgomez 145 /* IMAGE *pCurrent = &pEnc->current->image; */
1225 : suxen_drol 136 IMAGE *pRef = &pEnc->reference->image;
1226 : Isibaar 3
1227 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_REDUCED))
1228 : edgomez 851 {
1229 :     mb_width = (pEnc->mbParam.width + 31) / 32;
1230 :     mb_height = (pEnc->mbParam.height + 31) / 32;
1231 :     }
1232 :    
1233 :    
1234 : h 69 start_timer();
1235 : edgomez 195 image_setedges(pRef, pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1236 : h 541 pEnc->mbParam.width, pEnc->mbParam.height);
1237 : h 69 stop_edges_timer();
1238 : Isibaar 3
1239 : suxen_drol 136 pEnc->mbParam.m_rounding_type = 1 - pEnc->mbParam.m_rounding_type;
1240 :     pEnc->current->rounding_type = pEnc->mbParam.m_rounding_type;
1241 : suxen_drol 890 //pEnc->current->quarterpel = pEnc->mbParam.m_quarterpel;
1242 : suxen_drol 136 pEnc->current->fcode = pEnc->mbParam.m_fcode;
1243 : Isibaar 3
1244 :     if (!force_inter)
1245 : edgomez 851 iLimit = (int)(mb_width * mb_height * INTRA_THRESHOLD);
1246 : edgomez 13 else
1247 : edgomez 851 iLimit = mb_width * mb_height + 1;
1248 : Isibaar 3
1249 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_HALFPEL)) {
1250 : Isibaar 3 start_timer();
1251 : edgomez 195 image_interpolate(pRef, &pEnc->vInterH, &pEnc->vInterV,
1252 :     &pEnc->vInterHV, pEnc->mbParam.edged_width,
1253 :     pEnc->mbParam.edged_height,
1254 : suxen_drol 890 (pEnc->mbParam.vol_flags & XVID_QUARTERPEL),
1255 : edgomez 195 pEnc->current->rounding_type);
1256 : Isibaar 3 stop_inter_timer();
1257 :     }
1258 :    
1259 : edgomez 851 pEnc->current->coding_type = P_VOP;
1260 :    
1261 : Isibaar 3 start_timer();
1262 : suxen_drol 890 /*if (pEnc->current->global_flags & XVID_HINTEDME_SET)
1263 : h 101 HintedMESet(pEnc, &bIntra);
1264 : suxen_drol 890 else*/
1265 : suxen_drol 295 bIntra =
1266 :     MotionEstimation(&pEnc->mbParam, pEnc->current, pEnc->reference,
1267 :     &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
1268 :     iLimit);
1269 : edgomez 851
1270 : Isibaar 3 stop_motion_timer();
1271 :    
1272 : suxen_drol 890 if (bIntra == 1) return FrameCodeI(pEnc, bs);
1273 : edgomez 851
1274 : suxen_drol 890 if ( ( pEnc->current->vol_flags & XVID_GMC )
1275 : edgomez 851 && ( (pEnc->current->warp.duv[1].x != 0) || (pEnc->current->warp.duv[1].y != 0) ) )
1276 :     {
1277 :     pEnc->current->coding_type = S_VOP;
1278 :    
1279 :     generate_GMCparameters( 2, 16, &pEnc->current->warp,
1280 :     pEnc->mbParam.width, pEnc->mbParam.height,
1281 :     &pEnc->current->gmc_data);
1282 :    
1283 :     generate_GMCimage(&pEnc->current->gmc_data, &pEnc->reference->image,
1284 :     pEnc->mbParam.mb_width, pEnc->mbParam.mb_height,
1285 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_width/2,
1286 : suxen_drol 890 pEnc->mbParam.m_fcode, (pEnc->mbParam.vol_flags & XVID_QUARTERPEL), 0,
1287 : edgomez 851 pEnc->current->rounding_type, pEnc->current->mbs, &pEnc->vGMC);
1288 :    
1289 : h 101 }
1290 : Isibaar 3
1291 : edgomez 851 set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1292 : edgomez 195 if (vol_header)
1293 : suxen_drol 890 { BitstreamWriteVolHeader(bs, &pEnc->mbParam);
1294 : edgomez 851 BitstreamPadAlways(bs);
1295 :     }
1296 : Isibaar 3
1297 : suxen_drol 229 BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1);
1298 : Isibaar 3
1299 : edgomez 851 pEnc->current->sStat.iTextBits = pEnc->current->sStat.iMvSum = pEnc->current->sStat.iMvCount =
1300 :     pEnc->current->sStat.kblks = pEnc->current->sStat.mblks = pEnc->current->sStat.ublks = 0;
1301 : Isibaar 3
1302 : edgomez 851
1303 :     for (y = 0; y < mb_height; y++) {
1304 :     for (x = 0; x < mb_width; x++) {
1305 : edgomez 195 MACROBLOCK *pMB =
1306 :     &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width];
1307 : Isibaar 3
1308 : edgomez 851 /* Mode decision: Check, if the block should be INTRA / INTER or GMC-coded */
1309 :     /* For a start, leave INTRA decision as is, only choose only between INTER/GMC - gruel, 9.1.2002 */
1310 :    
1311 : edgomez 13 bIntra = (pMB->mode == MODE_INTRA) || (pMB->mode == MODE_INTRA_Q);
1312 : Isibaar 3
1313 : edgomez 851 if (bIntra) {
1314 : Isibaar 3 CodeIntraMB(pEnc, pMB);
1315 : edgomez 195 MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y,
1316 :     dct_codes, qcoeff);
1317 : chl 419
1318 :     start_timer();
1319 :     MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff);
1320 :     stop_prediction_timer();
1321 : edgomez 851
1322 :     pEnc->current->sStat.kblks++;
1323 :    
1324 :     MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1325 :     stop_coding_timer();
1326 :     continue;
1327 : Isibaar 3 }
1328 : edgomez 851
1329 :     if (pEnc->current->coding_type == S_VOP) {
1330 : Isibaar 3
1331 : edgomez 851 int32_t iSAD = sad16(pEnc->current->image.y + 16*y*pEnc->mbParam.edged_width + 16*x,
1332 :     pEnc->vGMC.y + 16*y*pEnc->mbParam.edged_width + 16*x,
1333 :     pEnc->mbParam.edged_width, 65536);
1334 :    
1335 :     if (pEnc->current->motion_flags & PMV_CHROMA16) {
1336 :     iSAD += sad8(pEnc->current->image.u + 8*y*(pEnc->mbParam.edged_width/2) + 8*x,
1337 :     pEnc->vGMC.u + 8*y*(pEnc->mbParam.edged_width/2) + 8*x, pEnc->mbParam.edged_width/2);
1338 : Isibaar 3
1339 : edgomez 851 iSAD += sad8(pEnc->current->image.v + 8*y*(pEnc->mbParam.edged_width/2) + 8*x,
1340 :     pEnc->vGMC.v + 8*y*(pEnc->mbParam.edged_width/2) + 8*x, pEnc->mbParam.edged_width/2);
1341 :     }
1342 :    
1343 :     if (iSAD <= pMB->sad16) { /* mode decision GMC */
1344 :    
1345 : suxen_drol 890 if ((pEnc->mbParam.vol_flags & XVID_QUARTERPEL))
1346 : edgomez 851 pMB->qmvs[0] = pMB->qmvs[1] = pMB->qmvs[2] = pMB->qmvs[3] = pMB->amv;
1347 :     else
1348 :     pMB->mvs[0] = pMB->mvs[1] = pMB->mvs[2] = pMB->mvs[3] = pMB->amv;
1349 :    
1350 :     pMB->mode = MODE_INTER;
1351 :     pMB->mcsel = 1;
1352 :     pMB->sad16 = iSAD;
1353 :     } else {
1354 :     pMB->mcsel = 0;
1355 :     }
1356 :     } else {
1357 :     pMB->mcsel = 0; /* just a precaution */
1358 :     }
1359 :    
1360 : Isibaar 3 start_timer();
1361 : edgomez 851 MBMotionCompensation(pMB, x, y, &pEnc->reference->image,
1362 :     &pEnc->vInterH, &pEnc->vInterV,
1363 :     &pEnc->vInterHV, &pEnc->vGMC,
1364 :     &pEnc->current->image,
1365 :     dct_codes, pEnc->mbParam.width,
1366 :     pEnc->mbParam.height,
1367 :     pEnc->mbParam.edged_width,
1368 : suxen_drol 890 (pEnc->current->vol_flags & XVID_QUARTERPEL),
1369 :     (pEnc->current->vop_flags & XVID_REDUCED),
1370 : edgomez 851 pEnc->current->rounding_type);
1371 : chl 347
1372 : edgomez 851 stop_comp_timer();
1373 :    
1374 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_LUMIMASKING)) {
1375 : edgomez 851 if (pMB->dquant != NO_CHANGE) {
1376 :     pMB->mode = MODE_INTER_Q;
1377 :     pEnc->current->quant += DQtab[pMB->dquant];
1378 :     if (pEnc->current->quant > 31)
1379 :     pEnc->current->quant = 31;
1380 :     else if (pEnc->current->quant < 1)
1381 :     pEnc->current->quant = 1;
1382 :     }
1383 :     }
1384 :     pMB->quant = pEnc->current->quant;
1385 :    
1386 :     pMB->field_pred = 0;
1387 :    
1388 :     if (pMB->mode != MODE_NOT_CODED)
1389 :     { pMB->cbp =
1390 :     MBTransQuantInter(&pEnc->mbParam, pEnc->current, pMB, x, y,
1391 :     dct_codes, qcoeff);
1392 :     }
1393 :    
1394 :     if (pMB->cbp || pMB->mvs[0].x || pMB->mvs[0].y ||
1395 :     pMB->mvs[1].x || pMB->mvs[1].y || pMB->mvs[2].x ||
1396 :     pMB->mvs[2].y || pMB->mvs[3].x || pMB->mvs[3].y) {
1397 :     pEnc->current->sStat.mblks++;
1398 :     } else {
1399 :     pEnc->current->sStat.ublks++;
1400 :     }
1401 :    
1402 :     start_timer();
1403 :    
1404 : chl 347 /* Finished processing the MB, now check if to CODE or SKIP */
1405 :    
1406 : edgomez 851 skip_possible = (pMB->cbp == 0) && (pMB->mode == MODE_INTER) &&
1407 :     (pMB->dquant == NO_CHANGE);
1408 :    
1409 :     if (pEnc->current->coding_type == S_VOP)
1410 :     skip_possible &= (pMB->mcsel == 1);
1411 :     else if (pEnc->current->coding_type == P_VOP) {
1412 : suxen_drol 890 if ((pEnc->mbParam.vol_flags & XVID_QUARTERPEL))
1413 : edgomez 851 skip_possible &= ( (pMB->qmvs[0].x == 0) && (pMB->qmvs[0].y == 0) );
1414 :     else
1415 :     skip_possible &= ( (pMB->mvs[0].x == 0) && (pMB->mvs[0].y == 0) );
1416 :     }
1417 : chl 347
1418 : edgomez 851 if ( (pMB->mode == MODE_NOT_CODED) || (skip_possible)) {
1419 : chl 347
1420 : edgomez 851 /* This is a candidate for SKIPping, but for P-VOPs check intermediate B-frames first */
1421 :    
1422 :     if (pEnc->current->coding_type == P_VOP) /* special rule for P-VOP's SKIP */
1423 :     {
1424 :     int bSkip = 1;
1425 :    
1426 :     for (k=pEnc->bframenum_head; k< pEnc->bframenum_tail; k++)
1427 :     {
1428 :     int iSAD;
1429 :     iSAD = sad16(pEnc->reference->image.y + 16*y*pEnc->mbParam.edged_width + 16*x,
1430 :     pEnc->bframes[k]->image.y + 16*y*pEnc->mbParam.edged_width + 16*x,
1431 :     pEnc->mbParam.edged_width,BFRAME_SKIP_THRESHHOLD);
1432 :     if (iSAD >= BFRAME_SKIP_THRESHHOLD * pMB->quant)
1433 :     { bSkip = 0;
1434 :     break;
1435 :     }
1436 :     }
1437 :    
1438 :     if (!bSkip) { /* no SKIP, but trivial block */
1439 : suxen_drol 890 if((pEnc->mbParam.vol_flags & XVID_QUARTERPEL)) {
1440 : edgomez 851 VECTOR predMV = get_qpmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
1441 :     pMB->pmvs[0].x = - predMV.x;
1442 :     pMB->pmvs[0].y = - predMV.y;
1443 :     }
1444 :     else {
1445 :     VECTOR predMV = get_pmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
1446 :     pMB->pmvs[0].x = - predMV.x;
1447 :     pMB->pmvs[0].y = - predMV.y;
1448 :     }
1449 :     pMB->mode = MODE_INTER;
1450 :     pMB->cbp = 0;
1451 :     MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1452 :     stop_coding_timer();
1453 :    
1454 :     continue; /* next MB */
1455 :     }
1456 :     }
1457 :     /* do SKIP */
1458 :    
1459 :     pMB->mode = MODE_NOT_CODED;
1460 :     MBSkip(bs);
1461 :     stop_coding_timer();
1462 :     continue; /* next MB */
1463 : edgomez 403 }
1464 : edgomez 851 /* ordinary case: normal coded INTER/INTER4V block */
1465 :    
1466 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_GREYSCALE))
1467 : edgomez 851 { pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1468 :     qcoeff[4*64+0]=0; /* zero, because DC for INTRA MBs DC value is saved */
1469 :     qcoeff[5*64+0]=0;
1470 :     }
1471 :    
1472 : suxen_drol 890 if((pEnc->mbParam.vol_flags & XVID_QUARTERPEL)) {
1473 : edgomez 851 VECTOR predMV = get_qpmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
1474 :     pMB->pmvs[0].x = pMB->qmvs[0].x - predMV.x;
1475 :     pMB->pmvs[0].y = pMB->qmvs[0].y - predMV.y;
1476 :     DPRINTF(DPRINTF_MV,"mv_diff (%i,%i) pred (%i,%i) result (%i,%i)", pMB->pmvs[0].x, pMB->pmvs[0].y, predMV.x, predMV.y, pMB->mvs[0].x, pMB->mvs[0].y);
1477 :     } else {
1478 :     VECTOR predMV = get_pmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
1479 :     pMB->pmvs[0].x = pMB->mvs[0].x - predMV.x;
1480 :     pMB->pmvs[0].y = pMB->mvs[0].y - predMV.y;
1481 :     DPRINTF(DPRINTF_MV,"mv_diff (%i,%i) pred (%i,%i) result (%i,%i)", pMB->pmvs[0].x, pMB->pmvs[0].y, predMV.x, predMV.y, pMB->mvs[0].x, pMB->mvs[0].y);
1482 :     }
1483 :    
1484 :    
1485 :     if (pMB->mode == MODE_INTER4V)
1486 :     { int k;
1487 :     for (k=1;k<4;k++)
1488 :     {
1489 : suxen_drol 890 if((pEnc->mbParam.vol_flags & XVID_QUARTERPEL)) {
1490 : edgomez 851 VECTOR predMV = get_qpmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, k);
1491 :     pMB->pmvs[k].x = pMB->qmvs[k].x - predMV.x;
1492 :     pMB->pmvs[k].y = pMB->qmvs[k].y - predMV.y;
1493 :     DPRINTF(DPRINTF_MV,"mv_diff (%i,%i) pred (%i,%i) result (%i,%i)", pMB->pmvs[k].x, pMB->pmvs[k].y, predMV.x, predMV.y, pMB->mvs[k].x, pMB->mvs[k].y);
1494 :     } else {
1495 :     VECTOR predMV = get_pmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, k);
1496 :     pMB->pmvs[k].x = pMB->mvs[k].x - predMV.x;
1497 :     pMB->pmvs[k].y = pMB->mvs[k].y - predMV.y;
1498 :     DPRINTF(DPRINTF_MV,"mv_diff (%i,%i) pred (%i,%i) result (%i,%i)", pMB->pmvs[k].x, pMB->pmvs[k].y, predMV.x, predMV.y, pMB->mvs[k].x, pMB->mvs[k].y);
1499 :     }
1500 :    
1501 : chl 353 }
1502 : chl 347 }
1503 : edgomez 851
1504 :     MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1505 :     stop_coding_timer();
1506 : chl 347
1507 : Isibaar 3 }
1508 :     }
1509 :    
1510 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_REDUCED))
1511 : edgomez 851 {
1512 :     image_deblock_rrv(&pEnc->current->image, pEnc->mbParam.edged_width,
1513 :     pEnc->current->mbs, mb_width, mb_height, pEnc->mbParam.mb_width,
1514 : suxen_drol 890 16, 0);
1515 : edgomez 851 }
1516 :    
1517 : Isibaar 3 emms();
1518 :    
1519 : suxen_drol 890 /* XXX: hinted me
1520 : edgomez 195 if (pEnc->current->global_flags & XVID_HINTEDME_GET) {
1521 : h 101 HintedMEGet(pEnc, 0);
1522 : suxen_drol 890 }*/
1523 : h 101
1524 : edgomez 851 if (pEnc->current->sStat.iMvCount == 0)
1525 :     pEnc->current->sStat.iMvCount = 1;
1526 : Isibaar 3
1527 : edgomez 851 fSigma = (float) sqrt((float) pEnc->current->sStat.iMvSum / pEnc->current->sStat.iMvCount);
1528 : Isibaar 3
1529 : suxen_drol 136 iSearchRange = 1 << (3 + pEnc->mbParam.m_fcode);
1530 : Isibaar 3
1531 : edgomez 195 if ((fSigma > iSearchRange / 3)
1532 : suxen_drol 890 && (pEnc->mbParam.m_fcode <= (3 + (pEnc->mbParam.vol_flags & XVID_QUARTERPEL?1:0) ))) /* maximum search range 128 */
1533 : edgomez 13 {
1534 : suxen_drol 136 pEnc->mbParam.m_fcode++;
1535 : Isibaar 3 iSearchRange *= 2;
1536 : edgomez 195 } else if ((fSigma < iSearchRange / 6)
1537 : edgomez 851 && (pEnc->fMvPrevSigma >= 0)
1538 :     && (pEnc->fMvPrevSigma < iSearchRange / 6)
1539 : suxen_drol 890 && (pEnc->mbParam.m_fcode >= (2 + (pEnc->mbParam.vol_flags & XVID_QUARTERPEL?1:0) ))) /* minimum search range 16 */
1540 : edgomez 13 {
1541 : suxen_drol 136 pEnc->mbParam.m_fcode--;
1542 : Isibaar 3 iSearchRange /= 2;
1543 : edgomez 13 }
1544 : Isibaar 3
1545 : edgomez 851 pEnc->fMvPrevSigma = fSigma;
1546 : edgomez 195
1547 : edgomez 851 /* frame drop code */
1548 :     DPRINTF(DPRINTF_DEBUG, "kmu %i %i %i", pEnc->current->sStat.kblks, pEnc->current->sStat.mblks, pEnc->current->sStat.ublks);
1549 :     if (pEnc->current->sStat.kblks + pEnc->current->sStat.mblks <
1550 :     (pEnc->mbParam.frame_drop_ratio * mb_width * mb_height) / 100)
1551 :     {
1552 :     pEnc->current->sStat.kblks = pEnc->current->sStat.mblks = 0;
1553 :     pEnc->current->sStat.ublks = mb_width * mb_height;
1554 :    
1555 :     BitstreamReset(bs);
1556 :    
1557 :     set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1558 :     BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 0);
1559 :    
1560 : edgomez 867 /* copy reference frame details into the current frame */
1561 : edgomez 851 pEnc->current->quant = pEnc->reference->quant;
1562 :     pEnc->current->motion_flags = pEnc->reference->motion_flags;
1563 :     pEnc->current->rounding_type = pEnc->reference->rounding_type;
1564 : suxen_drol 890 //pEnc->current->quarterpel = pEnc->reference->quarterpel;
1565 : edgomez 851 pEnc->current->fcode = pEnc->reference->fcode;
1566 :     pEnc->current->bcode = pEnc->reference->bcode;
1567 :     image_copy(&pEnc->current->image, &pEnc->reference->image, pEnc->mbParam.edged_width, pEnc->mbParam.height);
1568 :     memcpy(pEnc->current->mbs, pEnc->reference->mbs, sizeof(MACROBLOCK) * mb_width * mb_height);
1569 :     }
1570 :    
1571 :     /* XXX: debug
1572 :     {
1573 :     char s[100];
1574 :     sprintf(s, "\\%05i_cur.pgm", pEnc->m_framenum);
1575 :     image_dump_yuvpgm(&pEnc->current->image,
1576 :     pEnc->mbParam.edged_width,
1577 :     pEnc->mbParam.width, pEnc->mbParam.height, s);
1578 :    
1579 :     sprintf(s, "\\%05i_ref.pgm", pEnc->m_framenum);
1580 :     image_dump_yuvpgm(&pEnc->reference->image,
1581 :     pEnc->mbParam.edged_width,
1582 :     pEnc->mbParam.width, pEnc->mbParam.height, s);
1583 :     }
1584 :     */
1585 :    
1586 : suxen_drol 890 /* for divx5 compatibility, we must always pad between the packed p and b frames */
1587 :     if ((pEnc->mbParam.global_flags & XVID_PACKED) && pEnc->bframenum_tail > 0)
1588 :     BitstreamPadAlways(bs);
1589 :     else
1590 :     BitstreamPad(bs);
1591 : edgomez 851
1592 : suxen_drol 890 pEnc->current->length = (BitstreamPos(bs) - bits) / 8;
1593 : Isibaar 3
1594 : edgomez 867 return 0; /* inter */
1595 : edgomez 851 }
1596 : suxen_drol 118
1597 : edgomez 851
1598 :     static void
1599 :     FrameCodeB(Encoder * pEnc,
1600 :     FRAMEINFO * frame,
1601 : suxen_drol 890 Bitstream * bs)
1602 : edgomez 851 {
1603 : suxen_drol 890 int bits = BitstreamPos(bs);
1604 : edgomez 851 DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1605 :     DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1606 :     uint32_t x, y;
1607 :    
1608 :     IMAGE *f_ref = &pEnc->reference->image;
1609 :     IMAGE *b_ref = &pEnc->current->image;
1610 :    
1611 : suxen_drol 890 #ifdef BFRAMES_DEC_DEBUG
1612 : edgomez 851 FILE *fp;
1613 :     static char first=0;
1614 :     #define BFRAME_DEBUG if (!first && fp){ \
1615 :     fprintf(fp,"Y=%3d X=%3d MB=%2d CBP=%02X\n",y,x,mb->mode,mb->cbp); \
1616 :     }
1617 :    
1618 : suxen_drol 890 /* XXX: pEnc->current->global_flags &= ~XVID_REDUCED; reduced resoltion not yet supported */
1619 : edgomez 851
1620 :     if (!first){
1621 :     fp=fopen("C:\\XVIDDBGE.TXT","w");
1622 :     }
1623 :     #endif
1624 :    
1625 : suxen_drol 890 //frame->quarterpel = pEnc->mbParam.m_quarterpel;
1626 : edgomez 851
1627 : edgomez 867 /* forward */
1628 : edgomez 851 image_setedges(f_ref, pEnc->mbParam.edged_width,
1629 :     pEnc->mbParam.edged_height, pEnc->mbParam.width,
1630 :     pEnc->mbParam.height);
1631 :     start_timer();
1632 :     image_interpolate(f_ref, &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
1633 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1634 : suxen_drol 890 (pEnc->mbParam.vol_flags & XVID_QUARTERPEL), 0);
1635 : edgomez 851 stop_inter_timer();
1636 :    
1637 : edgomez 867 /* backward */
1638 : edgomez 851 image_setedges(b_ref, pEnc->mbParam.edged_width,
1639 :     pEnc->mbParam.edged_height, pEnc->mbParam.width,
1640 :     pEnc->mbParam.height);
1641 :     start_timer();
1642 :     image_interpolate(b_ref, &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
1643 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1644 : suxen_drol 890 (pEnc->mbParam.vol_flags & XVID_QUARTERPEL), 0);
1645 : edgomez 851 stop_inter_timer();
1646 :    
1647 :     start_timer();
1648 :    
1649 :     MotionEstimationBVOP(&pEnc->mbParam, frame,
1650 : edgomez 867 ((int32_t)(pEnc->current->stamp - frame->stamp)), /* time_bp */
1651 :     ((int32_t)(pEnc->current->stamp - pEnc->reference->stamp)), /* time_pp */
1652 :     pEnc->reference->mbs, f_ref,
1653 : edgomez 851 &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
1654 :     pEnc->current, b_ref, &pEnc->vInterH,
1655 :     &pEnc->vInterV, &pEnc->vInterHV);
1656 :    
1657 :    
1658 :     stop_motion_timer();
1659 :    
1660 : edgomez 867 /*
1661 :     if (test_quant_type(&pEnc->mbParam, pEnc->current)) {
1662 :     BitstreamWriteVolHeader(bs, pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.quant_type);
1663 :     }
1664 :     */
1665 : edgomez 851
1666 :     frame->coding_type = B_VOP;
1667 :    
1668 :     set_timecodes(frame, pEnc->reference,pEnc->mbParam.fbase);
1669 :     BitstreamWriteVopHeader(bs, &pEnc->mbParam, frame, 1);
1670 :    
1671 :     frame->sStat.iTextBits = 0;
1672 :     frame->sStat.iMvSum = 0;
1673 :     frame->sStat.iMvCount = 0;
1674 :     frame->sStat.kblks = frame->sStat.mblks = frame->sStat.ublks = 0;
1675 : suxen_drol 890 frame->sStat.mblks = pEnc->mbParam.mb_width * pEnc->mbParam.mb_height;
1676 :     frame->sStat.kblks = frame->sStat.ublks = 0;
1677 : edgomez 851
1678 :     for (y = 0; y < pEnc->mbParam.mb_height; y++) {
1679 :     for (x = 0; x < pEnc->mbParam.mb_width; x++) {
1680 :     MACROBLOCK * const mb = &frame->mbs[x + y * pEnc->mbParam.mb_width];
1681 : suxen_drol 890 int direction = frame->vop_flags & XVID_ALTERNATESCAN ? 2 : 0;
1682 : edgomez 851
1683 : edgomez 867 /* decoder ignores mb when refence block is INTER(0,0), CBP=0 */
1684 : edgomez 851 if (mb->mode == MODE_NOT_CODED) {
1685 : edgomez 867 /* mb->mvs[0].x = mb->mvs[0].y = mb->cbp = 0; */
1686 : edgomez 851 continue;
1687 :     }
1688 :    
1689 :     if (mb->mode != MODE_DIRECT_NONE_MV) {
1690 :     MBMotionCompensationBVOP(&pEnc->mbParam, mb, x, y, &frame->image,
1691 :     f_ref, &pEnc->f_refh, &pEnc->f_refv,
1692 :     &pEnc->f_refhv, b_ref, &pEnc->vInterH,
1693 :     &pEnc->vInterV, &pEnc->vInterHV,
1694 :     dct_codes);
1695 :    
1696 :     if (mb->mode == MODE_DIRECT_NO4V) mb->mode = MODE_DIRECT;
1697 :     mb->quant = frame->quant;
1698 :    
1699 :     mb->cbp =
1700 :     MBTransQuantInterBVOP(&pEnc->mbParam, frame, mb, dct_codes, qcoeff);
1701 :    
1702 :     if ( (mb->mode == MODE_DIRECT) && (mb->cbp == 0)
1703 :     && (mb->pmvs[3].x == 0) && (mb->pmvs[3].y == 0) ) {
1704 : edgomez 867 mb->mode = MODE_DIRECT_NONE_MV; /* skipped */
1705 : edgomez 851 }
1706 :     }
1707 :    
1708 :     #ifdef BFRAMES_DEC_DEBUG
1709 :     BFRAME_DEBUG
1710 :     #endif
1711 :     start_timer();
1712 :     MBCodingBVOP(mb, qcoeff, frame->fcode, frame->bcode, bs,
1713 :     &frame->sStat, direction);
1714 :     stop_coding_timer();
1715 :     }
1716 :     }
1717 :    
1718 :     emms();
1719 :    
1720 : edgomez 867 /* TODO: dynamic fcode/bcode ??? */
1721 : edgomez 851
1722 : suxen_drol 890 BitstreamPad(bs);
1723 :     frame->length = (BitstreamPos(bs) - bits) / 8;
1724 : edgomez 851
1725 :     #ifdef BFRAMES_DEC_DEBUG
1726 :     if (!first){
1727 :     first=1;
1728 :     if (fp)
1729 :     fclose(fp);
1730 :     }
1731 :     #endif
1732 : suxen_drol 118 }

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