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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 924 * $Id: encoder.c,v 1.95.2.7 2003-03-15 17:03:17 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/emms.h"
51 :     #include "bitstream/mbcoding.h"
52 :     #include "quant/adapt_quant.h"
53 : Isibaar 4 #include "quant/quant_matrix.h"
54 : Isibaar 41 #include "utils/mem_align.h"
55 : Isibaar 3
56 : edgomez 194 /*****************************************************************************
57 :     * Local macros
58 :     ****************************************************************************/
59 :    
60 : edgomez 851 #define SWAP(_T_,A,B) { _T_ tmp = A; A = B; B = tmp; }
61 : Isibaar 3
62 : edgomez 194 /*****************************************************************************
63 :     * Local function prototypes
64 :     ****************************************************************************/
65 :    
66 : edgomez 192 static int FrameCodeI(Encoder * pEnc,
67 : suxen_drol 890 Bitstream * bs);
68 : Isibaar 3
69 : edgomez 192 static int FrameCodeP(Encoder * pEnc,
70 : edgomez 195 Bitstream * bs,
71 :     bool force_inter,
72 :     bool vol_header);
73 : Isibaar 3
74 : edgomez 851 static void FrameCodeB(Encoder * pEnc,
75 :     FRAMEINFO * frame,
76 : suxen_drol 890 Bitstream * bs);
77 : edgomez 851
78 : edgomez 194 /*****************************************************************************
79 :     * Local data
80 :     ****************************************************************************/
81 :    
82 : edgomez 195 static int DQtab[4] = {
83 : Isibaar 3 -1, -2, 1, 2
84 :     };
85 :    
86 : edgomez 195 static int iDQtab[5] = {
87 : Isibaar 3 1, 0, NO_CHANGE, 2, 3
88 :     };
89 :    
90 :    
91 : edgomez 194 /*****************************************************************************
92 :     * Encoder creation
93 :     *
94 :     * This function creates an Encoder instance, it allocates all necessary
95 : edgomez 851 * image buffers (reference, current and bframes) and initialize the internal
96 :     * xvid encoder paremeters according to the XVID_ENC_PARAM input parameter.
97 : edgomez 194 *
98 :     * The code seems to be very long but is very basic, mainly memory allocation
99 :     * and cleaning code.
100 :     *
101 :     * Returned values :
102 : suxen_drol 890 * - 0 - no errors
103 : edgomez 194 * - XVID_ERR_MEMORY - the libc could not allocate memory, the function
104 :     * cleans the structure before exiting.
105 :     * pParam->handle is also set to NULL.
106 :     *
107 :     ****************************************************************************/
108 :    
109 : suxen_drol 890 /*
110 :     * Simplify the "fincr/fbase" fraction
111 :     */
112 :     static void
113 :     simplify_time(int *inc, int *base)
114 : Isibaar 3 {
115 : suxen_drol 890 /* common factor */
116 :     int i = *inc;
117 : edgomez 195 while (i > 1) {
118 : suxen_drol 890 if (*inc % i == 0 && *base % i == 0) {
119 :     *inc /= i;
120 :     *base /= i;
121 :     i = *inc;
122 : Isibaar 3 continue;
123 :     }
124 :     i--;
125 :     }
126 :    
127 : suxen_drol 890 /* if neccessary, round to 65535 accuracy */
128 :     if (*base > 65535) {
129 :     float div = (float) *base / 65535;
130 :     *base = (int) (*base / div);
131 :     *inc = (int) (*inc / div);
132 : Isibaar 3 }
133 : suxen_drol 890 }
134 : Isibaar 3
135 : edgomez 192
136 : suxen_drol 890 int
137 :     enc_create(xvid_enc_create_t * create, xvid_enc_rc_t * rc)
138 :     {
139 :     Encoder *pEnc;
140 :     int n;
141 : Isibaar 3
142 : suxen_drol 890 if (XVID_MAJOR(create->version) != 1 || (rc && XVID_MAJOR(rc->version) != 1)) /* v1.x.x */
143 :     return XVID_ERR_VERSION;
144 : Isibaar 3
145 : suxen_drol 890 if (create->width%2 || create->height%2)
146 :     return XVID_ERR_FAIL;
147 : h 121
148 : suxen_drol 890 /* allocate encoder struct */
149 : h 121
150 : edgomez 192 pEnc = (Encoder *) xvid_malloc(sizeof(Encoder), CACHE_LINE);
151 :     if (pEnc == NULL)
152 : Isibaar 3 return XVID_ERR_MEMORY;
153 : edgomez 198 memset(pEnc, 0, sizeof(Encoder));
154 :    
155 : suxen_drol 890 /* global flags */
156 :     pEnc->mbParam.global_flags = create->global;
157 : Isibaar 3
158 : suxen_drol 890 /* width, height */
159 :     pEnc->mbParam.width = create->width;
160 :     pEnc->mbParam.height = create->height;
161 : Isibaar 3 pEnc->mbParam.mb_width = (pEnc->mbParam.width + 15) / 16;
162 :     pEnc->mbParam.mb_height = (pEnc->mbParam.height + 15) / 16;
163 : edgomez 195 pEnc->mbParam.edged_width = 16 * pEnc->mbParam.mb_width + 2 * EDGE_SIZE;
164 :     pEnc->mbParam.edged_height = 16 * pEnc->mbParam.mb_height + 2 * EDGE_SIZE;
165 : Isibaar 3
166 : suxen_drol 890 /* framerate */
167 :     pEnc->mbParam.fincr = MAX(create->fincr, 0);
168 :     pEnc->mbParam.fbase = create->fincr <= 0 ? 25 : create->fbase;
169 : suxen_drol 924 if (pEnc->mbParam.fincr>0)
170 :     simplify_time(&pEnc->mbParam.fincr, &pEnc->mbParam.fbase);
171 : suxen_drol 152
172 : suxen_drol 919 /* plugin */
173 :     pEnc->num_plugins = create->num_plugins;
174 :     pEnc->plugins = xvid_malloc(sizeof(xvid_enc_plugin_t) * pEnc->num_plugins, CACHE_LINE);
175 :     if (pEnc->plugins == NULL)
176 :     goto xvid_err_memory0;
177 :    
178 :     for (n=0; n<pEnc->num_plugins;n++) {
179 :     xvid_plg_create_t pcreate;
180 :     xvid_plg_info_t pinfo;
181 :    
182 :     memset(&pinfo, 0, sizeof(xvid_plg_info_t));
183 :     pinfo.version = XVID_VERSION;
184 :     if (create->plugins[n].func(0, XVID_PLG_INFO, &pinfo, 0) >= 0) {
185 : suxen_drol 920 pEnc->mbParam.plugin_flags |= pinfo.flags;
186 : suxen_drol 919 }
187 :    
188 :     memset(&pcreate, 0, sizeof(xvid_plg_create_t));
189 :     pcreate.version = XVID_VERSION;
190 :     pcreate.width = pEnc->mbParam.width;
191 :     pcreate.height = pEnc->mbParam.height;
192 :     pcreate.fincr = pEnc->mbParam.fincr;
193 :     pcreate.fbase = pEnc->mbParam.fbase;
194 :     pcreate.param = create->plugins[n].param;
195 :    
196 :     pEnc->plugins[n].func = NULL; /* disable plugins that fail */
197 :     if (create->plugins[n].func(0, XVID_PLG_CREATE, &pcreate, &pEnc->plugins[n].param) >= 0) {
198 :     pEnc->plugins[n].func = create->plugins[n].func;
199 :     }
200 :     }
201 :    
202 : suxen_drol 922 if ((pEnc->mbParam.global_flags & XVID_EXTRASTATS_ENABLE) ||
203 :     (pEnc->mbParam.plugin_flags & XVID_REQPSNR)) {
204 :     pEnc->mbParam.plugin_flags |= XVID_REQORIGINAL; /* psnr calculation requires the original */
205 :     }
206 :    
207 : suxen_drol 919 /* temp dquants */
208 :     pEnc->temp_dquants = (int *) xvid_malloc(pEnc->mbParam.mb_width *
209 :     pEnc->mbParam.mb_height * sizeof(int), CACHE_LINE);
210 :     /* XXX: error checking */
211 :    
212 : suxen_drol 890 /* bframes */
213 :     pEnc->mbParam.max_bframes = MAX(create->max_bframes, 0);
214 :     pEnc->mbParam.bquant_ratio = MAX(create->bquant_ratio, 0);
215 :     pEnc->mbParam.bquant_offset = create->bquant_offset;
216 :    
217 :     /* frame drop ratio */
218 :     pEnc->mbParam.frame_drop_ratio = MAX(create->frame_drop_ratio, 0);
219 : Isibaar 208
220 : suxen_drol 890 /* max keyframe interval */
221 :     pEnc->mbParam.iMaxKeyInterval = create->max_key_interval <=0 ? 250 : create->max_key_interval;
222 :     /*XXX: replace 250 hard code with "10seconds * framerate" */
223 : Isibaar 3
224 : suxen_drol 890 /* Bitrate allocator defaults
225 : Isibaar 3
226 : suxen_drol 890 if ((create->min_quantizer <= 0) || (create->min_quantizer > 31))
227 :     create->min_quantizer = 1;
228 :    
229 :     if ((create->max_quantizer <= 0) || (create->max_quantizer > 31))
230 :     create->max_quantizer = 31;
231 :    
232 :     if (create->max_quantizer < create->min_quantizer)
233 : suxen_drol 920 create->max_quantizer = create->min_quantizer; */
234 : suxen_drol 890
235 :    
236 :     /* allocate working frame-image memory */
237 :    
238 : edgomez 192 pEnc->current = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
239 :     pEnc->reference = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
240 : Isibaar 3
241 : edgomez 195 if (pEnc->current == NULL || pEnc->reference == NULL)
242 : edgomez 192 goto xvid_err_memory1;
243 :    
244 : suxen_drol 890 /* allocate macroblock memory */
245 : Isibaar 3
246 : edgomez 195 pEnc->current->mbs =
247 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
248 :     pEnc->mbParam.mb_height, CACHE_LINE);
249 :     pEnc->reference->mbs =
250 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
251 :     pEnc->mbParam.mb_height, CACHE_LINE);
252 : suxen_drol 136
253 : edgomez 192 if (pEnc->current->mbs == NULL || pEnc->reference->mbs == NULL)
254 :     goto xvid_err_memory2;
255 : suxen_drol 136
256 : suxen_drol 890 /* allocate interpolation image memory */
257 : suxen_drol 136
258 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
259 :     image_null(&pEnc->sOriginal);
260 :     image_null(&pEnc->sOriginal2);
261 :     }
262 : edgomez 851
263 :     image_null(&pEnc->f_refh);
264 :     image_null(&pEnc->f_refv);
265 :     image_null(&pEnc->f_refhv);
266 :    
267 : suxen_drol 136 image_null(&pEnc->current->image);
268 :     image_null(&pEnc->reference->image);
269 :     image_null(&pEnc->vInterH);
270 :     image_null(&pEnc->vInterV);
271 : edgomez 851 image_null(&pEnc->vInterVf);
272 : suxen_drol 136 image_null(&pEnc->vInterHV);
273 : edgomez 851 image_null(&pEnc->vInterHVf);
274 : edgomez 192
275 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
276 :     if (image_create
277 : edgomez 851 (&pEnc->sOriginal, pEnc->mbParam.edged_width,
278 :     pEnc->mbParam.edged_height) < 0)
279 :     goto xvid_err_memory3;
280 : suxen_drol 920
281 :     if (image_create
282 :     (&pEnc->sOriginal2, pEnc->mbParam.edged_width,
283 :     pEnc->mbParam.edged_height) < 0)
284 :     goto xvid_err_memory3;
285 : edgomez 851 }
286 :    
287 : edgomez 195 if (image_create
288 : edgomez 851 (&pEnc->f_refh, pEnc->mbParam.edged_width,
289 : edgomez 195 pEnc->mbParam.edged_height) < 0)
290 : edgomez 192 goto xvid_err_memory3;
291 : edgomez 195 if (image_create
292 : edgomez 851 (&pEnc->f_refv, pEnc->mbParam.edged_width,
293 :     pEnc->mbParam.edged_height) < 0)
294 :     goto xvid_err_memory3;
295 :     if (image_create
296 :     (&pEnc->f_refhv, pEnc->mbParam.edged_width,
297 :     pEnc->mbParam.edged_height) < 0)
298 :     goto xvid_err_memory3;
299 :    
300 :     if (image_create
301 : edgomez 195 (&pEnc->current->image, pEnc->mbParam.edged_width,
302 :     pEnc->mbParam.edged_height) < 0)
303 : edgomez 192 goto xvid_err_memory3;
304 : edgomez 195 if (image_create
305 :     (&pEnc->reference->image, pEnc->mbParam.edged_width,
306 :     pEnc->mbParam.edged_height) < 0)
307 : edgomez 192 goto xvid_err_memory3;
308 : edgomez 195 if (image_create
309 :     (&pEnc->vInterH, pEnc->mbParam.edged_width,
310 :     pEnc->mbParam.edged_height) < 0)
311 : edgomez 192 goto xvid_err_memory3;
312 : edgomez 195 if (image_create
313 :     (&pEnc->vInterV, pEnc->mbParam.edged_width,
314 :     pEnc->mbParam.edged_height) < 0)
315 : edgomez 192 goto xvid_err_memory3;
316 : edgomez 195 if (image_create
317 : edgomez 851 (&pEnc->vInterVf, pEnc->mbParam.edged_width,
318 :     pEnc->mbParam.edged_height) < 0)
319 :     goto xvid_err_memory3;
320 :     if (image_create
321 : edgomez 195 (&pEnc->vInterHV, pEnc->mbParam.edged_width,
322 :     pEnc->mbParam.edged_height) < 0)
323 : edgomez 192 goto xvid_err_memory3;
324 : edgomez 851 if (image_create
325 :     (&pEnc->vInterHVf, pEnc->mbParam.edged_width,
326 :     pEnc->mbParam.edged_height) < 0)
327 :     goto xvid_err_memory3;
328 : suxen_drol 136
329 : edgomez 851 /* Create full bitplane for GMC, this might be wasteful */
330 :     if (image_create
331 :     (&pEnc->vGMC, pEnc->mbParam.edged_width,
332 :     pEnc->mbParam.edged_height) < 0)
333 :     goto xvid_err_memory3;
334 :    
335 : suxen_drol 890 /* init bframe image buffers */
336 : edgomez 851
337 : suxen_drol 890 pEnc->bframenum_head = 0;
338 :     pEnc->bframenum_tail = 0;
339 :     pEnc->flush_bframes = 0;
340 :     pEnc->closed_bframenum = -1;
341 : edgomez 851
342 :     /* B Frames specific init */
343 :     pEnc->bframes = NULL;
344 :    
345 :     if (pEnc->mbParam.max_bframes > 0) {
346 :    
347 :     pEnc->bframes =
348 :     xvid_malloc(pEnc->mbParam.max_bframes * sizeof(FRAMEINFO *),
349 :     CACHE_LINE);
350 :    
351 :     if (pEnc->bframes == NULL)
352 :     goto xvid_err_memory3;
353 :    
354 :     for (n = 0; n < pEnc->mbParam.max_bframes; n++)
355 :     pEnc->bframes[n] = NULL;
356 :    
357 :    
358 :     for (n = 0; n < pEnc->mbParam.max_bframes; n++) {
359 :     pEnc->bframes[n] = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
360 :    
361 :     if (pEnc->bframes[n] == NULL)
362 :     goto xvid_err_memory4;
363 :    
364 :     pEnc->bframes[n]->mbs =
365 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
366 :     pEnc->mbParam.mb_height, CACHE_LINE);
367 :    
368 :     if (pEnc->bframes[n]->mbs == NULL)
369 :     goto xvid_err_memory4;
370 :    
371 :     image_null(&pEnc->bframes[n]->image);
372 :    
373 :     if (image_create
374 :     (&pEnc->bframes[n]->image, pEnc->mbParam.edged_width,
375 :     pEnc->mbParam.edged_height) < 0)
376 :     goto xvid_err_memory4;
377 :    
378 :     }
379 :     }
380 :    
381 : suxen_drol 890 /* init incoming frame queue */
382 :     pEnc->queue_head = 0;
383 :     pEnc->queue_tail = 0;
384 :     pEnc->queue_size = 0;
385 : edgomez 851
386 : suxen_drol 890 pEnc->queue =
387 :     xvid_malloc((pEnc->mbParam.max_bframes+1) * sizeof(QUEUEINFO),
388 :     CACHE_LINE);
389 : edgomez 851
390 : suxen_drol 890 if (pEnc->queue == NULL)
391 :     goto xvid_err_memory4;
392 : edgomez 851
393 : suxen_drol 890 for (n = 0; n < pEnc->mbParam.max_bframes+1; n++)
394 :     image_null(&pEnc->queue[n].image);
395 : edgomez 851
396 : suxen_drol 890
397 :     for (n = 0; n < pEnc->mbParam.max_bframes+1; n++)
398 :     {
399 :     if (image_create
400 :     (&pEnc->queue[n].image, pEnc->mbParam.edged_width,
401 :     pEnc->mbParam.edged_height) < 0)
402 :     goto xvid_err_memory5;
403 : edgomez 851
404 :     }
405 :    
406 :    
407 : suxen_drol 890 /* timestamp stuff */
408 : edgomez 851
409 : suxen_drol 890 pEnc->mbParam.m_stamp = 0;
410 : edgomez 851 pEnc->m_framenum = 0;
411 :     pEnc->current->stamp = 0;
412 :     pEnc->reference->stamp = 0;
413 :    
414 : suxen_drol 890 /* other stuff */
415 : Isibaar 3
416 : suxen_drol 890 pEnc->iFrameNum = 0;
417 :     pEnc->fMvPrevSigma = -1;
418 : Isibaar 3
419 : suxen_drol 890 create->handle = (void *) pEnc;
420 :    
421 : Isibaar 36 init_timer();
422 : Isibaar 3
423 : suxen_drol 890 return 0; /* ok */
424 : edgomez 192
425 :     /*
426 :     * We handle all XVID_ERR_MEMORY here, this makes the code lighter
427 :     */
428 : suxen_drol 229
429 : edgomez 851 xvid_err_memory5:
430 :    
431 :     if (pEnc->mbParam.max_bframes > 0) {
432 : suxen_drol 890 int i;
433 : edgomez 851
434 : suxen_drol 890 for (i = 0; i < pEnc->mbParam.max_bframes+1; i++) {
435 :     image_destroy(&pEnc->queue[i].image, pEnc->mbParam.edged_width,
436 : edgomez 851 pEnc->mbParam.edged_height);
437 :     }
438 :     xvid_free(pEnc->queue);
439 :     }
440 :    
441 :     xvid_err_memory4:
442 :    
443 :     if (pEnc->mbParam.max_bframes > 0) {
444 : suxen_drol 890 int i;
445 : edgomez 851
446 :     for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
447 :    
448 :     if (pEnc->bframes[i] == NULL)
449 :     continue;
450 :    
451 :     image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width,
452 :     pEnc->mbParam.edged_height);
453 :    
454 :     xvid_free(pEnc->bframes[i]->mbs);
455 :    
456 :     xvid_free(pEnc->bframes[i]);
457 :    
458 :     }
459 :    
460 :     xvid_free(pEnc->bframes);
461 :     }
462 :    
463 : edgomez 195 xvid_err_memory3:
464 : edgomez 851
465 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
466 :     image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width,
467 : edgomez 851 pEnc->mbParam.edged_height);
468 : suxen_drol 920 image_destroy(&pEnc->sOriginal2, pEnc->mbParam.edged_width,
469 :     pEnc->mbParam.edged_height);
470 : edgomez 851 }
471 :    
472 :     image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width,
473 : edgomez 195 pEnc->mbParam.edged_height);
474 : edgomez 851 image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width,
475 :     pEnc->mbParam.edged_height);
476 :     image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width,
477 :     pEnc->mbParam.edged_height);
478 : edgomez 192
479 : edgomez 195 image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width,
480 :     pEnc->mbParam.edged_height);
481 :     image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width,
482 :     pEnc->mbParam.edged_height);
483 :     image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width,
484 :     pEnc->mbParam.edged_height);
485 :     image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width,
486 :     pEnc->mbParam.edged_height);
487 : edgomez 851 image_destroy(&pEnc->vInterVf, pEnc->mbParam.edged_width,
488 :     pEnc->mbParam.edged_height);
489 : edgomez 195 image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width,
490 :     pEnc->mbParam.edged_height);
491 : edgomez 851 image_destroy(&pEnc->vInterHVf, pEnc->mbParam.edged_width,
492 :     pEnc->mbParam.edged_height);
493 : edgomez 192
494 : edgomez 851 /* destroy GMC image */
495 :     image_destroy(&pEnc->vGMC, pEnc->mbParam.edged_width,
496 :     pEnc->mbParam.edged_height);
497 :    
498 :    
499 : edgomez 195 xvid_err_memory2:
500 : edgomez 192 xvid_free(pEnc->current->mbs);
501 :     xvid_free(pEnc->reference->mbs);
502 :    
503 : edgomez 195 xvid_err_memory1:
504 : edgomez 192 xvid_free(pEnc->current);
505 :     xvid_free(pEnc->reference);
506 : suxen_drol 919
507 :     xvid_free(pEnc->temp_dquants);
508 :    
509 :     xvid_err_memory0:
510 :     for (n=0; n<pEnc->num_plugins;n++) {
511 :     if (pEnc->plugins[n].func) {
512 :     pEnc->plugins[n].func(pEnc->plugins[n].param, XVID_PLG_DESTROY, 0, 0);
513 :     }
514 :     }
515 :     xvid_free(pEnc->plugins);
516 :    
517 : edgomez 192 xvid_free(pEnc);
518 :    
519 : suxen_drol 890 create->handle = NULL;
520 : edgomez 194
521 : edgomez 192 return XVID_ERR_MEMORY;
522 : Isibaar 3 }
523 :    
524 : edgomez 194 /*****************************************************************************
525 :     * Encoder destruction
526 :     *
527 :     * This function destroy the entire encoder structure created by a previous
528 : suxen_drol 890 * successful enc_create call.
529 : edgomez 194 *
530 :     * Returned values (for now only one returned value) :
531 : suxen_drol 890 * - 0 - no errors
532 : edgomez 194 *
533 :     ****************************************************************************/
534 :    
535 :     int
536 : suxen_drol 890 enc_destroy(Encoder * pEnc)
537 : Isibaar 3 {
538 : edgomez 851 int i;
539 : suxen_drol 229
540 : edgomez 851 /* B Frames specific */
541 :     if (pEnc->mbParam.max_bframes > 0) {
542 :    
543 : suxen_drol 890 for (i = 0; i < pEnc->mbParam.max_bframes+1; i++) {
544 : edgomez 851
545 : suxen_drol 890 image_destroy(&pEnc->queue[i].image, pEnc->mbParam.edged_width,
546 : edgomez 851 pEnc->mbParam.edged_height);
547 :     }
548 :     xvid_free(pEnc->queue);
549 :     }
550 :    
551 :    
552 :     if (pEnc->mbParam.max_bframes > 0) {
553 :    
554 :     for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
555 :    
556 :     if (pEnc->bframes[i] == NULL)
557 :     continue;
558 :    
559 :     image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width,
560 :     pEnc->mbParam.edged_height);
561 :    
562 :     xvid_free(pEnc->bframes[i]->mbs);
563 :    
564 :     xvid_free(pEnc->bframes[i]);
565 :     }
566 :    
567 :     xvid_free(pEnc->bframes);
568 :    
569 :     }
570 :    
571 : edgomez 192 /* All images, reference, current etc ... */
572 : edgomez 851
573 : edgomez 195 image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width,
574 :     pEnc->mbParam.edged_height);
575 :     image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width,
576 :     pEnc->mbParam.edged_height);
577 :     image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width,
578 :     pEnc->mbParam.edged_height);
579 :     image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width,
580 :     pEnc->mbParam.edged_height);
581 : edgomez 851 image_destroy(&pEnc->vInterVf, pEnc->mbParam.edged_width,
582 :     pEnc->mbParam.edged_height);
583 : edgomez 195 image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width,
584 :     pEnc->mbParam.edged_height);
585 : edgomez 851 image_destroy(&pEnc->vInterHVf, pEnc->mbParam.edged_width,
586 :     pEnc->mbParam.edged_height);
587 : edgomez 403
588 : edgomez 851 image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width,
589 : edgomez 195 pEnc->mbParam.edged_height);
590 : edgomez 851 image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width,
591 :     pEnc->mbParam.edged_height);
592 :     image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width,
593 :     pEnc->mbParam.edged_height);
594 : edgomez 192
595 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
596 :     image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width,
597 : edgomez 851 pEnc->mbParam.edged_height);
598 : suxen_drol 920 image_destroy(&pEnc->sOriginal2, pEnc->mbParam.edged_width,
599 :     pEnc->mbParam.edged_height);
600 : edgomez 851 }
601 :    
602 : edgomez 192 /* Encoder structure */
603 : edgomez 851
604 : suxen_drol 136 xvid_free(pEnc->current->mbs);
605 :     xvid_free(pEnc->current);
606 :    
607 :     xvid_free(pEnc->reference->mbs);
608 :     xvid_free(pEnc->reference);
609 : suxen_drol 919
610 :     xvid_free(pEnc->temp_dquants);
611 : suxen_drol 136
612 : suxen_drol 919 for (i=0; i<pEnc->num_plugins;i++) {
613 :     if (pEnc->plugins[i].func) {
614 :     pEnc->plugins[i].func(pEnc->plugins[i].param, XVID_PLG_DESTROY, 0, 0);
615 :     }
616 :     }
617 :     xvid_free(pEnc->plugins);
618 :    
619 : Isibaar 41 xvid_free(pEnc);
620 : edgomez 192
621 : suxen_drol 890 return 0; /* ok */
622 : Isibaar 3 }
623 :    
624 : suxen_drol 229
625 : suxen_drol 919 /*
626 :     call the plugins
627 :     */
628 :    
629 : suxen_drol 922 static void call_plugins(Encoder * pEnc, FRAMEINFO * frame, IMAGE * original,
630 :     int opt, int * type, int * quant, xvid_enc_stats_t * stats)
631 : suxen_drol 919 {
632 :     int i;
633 :     xvid_plg_data_t data;
634 :    
635 :     memset(&data, 0, sizeof(xvid_plg_data_t));
636 :     data.version = XVID_VERSION;
637 :    
638 : suxen_drol 920 data.width = pEnc->mbParam.width;
639 :     data.height = pEnc->mbParam.height;
640 : suxen_drol 924 data.fincr = frame->fincr;
641 : suxen_drol 920 data.fbase = pEnc->mbParam.fbase;
642 :    
643 : suxen_drol 919 data.reference.csp = XVID_CSP_USER;
644 :     data.reference.plane[0] = pEnc->reference->image.y;
645 :     data.reference.plane[1] = pEnc->reference->image.u;
646 :     data.reference.plane[2] = pEnc->reference->image.v;
647 :     data.reference.stride[0] = pEnc->mbParam.edged_width;
648 :     data.reference.stride[1] = pEnc->mbParam.edged_width/2;
649 :     data.reference.stride[2] = pEnc->mbParam.edged_width/2;
650 :    
651 :     data.current.csp = XVID_CSP_USER;
652 :     data.current.plane[0] = frame->image.y;
653 :     data.current.plane[1] = frame->image.u;
654 :     data.current.plane[2] = frame->image.v;
655 :     data.current.stride[0] = pEnc->mbParam.edged_width;
656 :     data.current.stride[1] = pEnc->mbParam.edged_width/2;
657 :     data.current.stride[2] = pEnc->mbParam.edged_width/2;
658 :    
659 : suxen_drol 920 data.frame_num = frame->frame_num;
660 : suxen_drol 919
661 :     if (opt == XVID_PLG_BEFORE) {
662 :     data.type = XVID_TYPE_AUTO;
663 :     data.quant = 2;
664 :     //memset(pEnc->temp_dquants, NO_CHANGE, pEnc->mbParam.width * pEnc->mbParam.height);
665 :     //data.qscale_stride = pEnc->mbParam.width;
666 :     //data.qscale_table = pEnc->temp_dquants;
667 :     /* todo: vol,vop,motion flags */
668 :    
669 :     } else { // XVID_PLG_AFTER
670 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
671 :     data.original.csp = XVID_CSP_USER;
672 :     data.original.plane[0] = original->y;
673 :     data.original.plane[1] = original->u;
674 :     data.original.plane[2] = original->v;
675 :     data.original.stride[0] = pEnc->mbParam.edged_width;
676 :     data.original.stride[1] = pEnc->mbParam.edged_width/2;
677 :     data.original.stride[2] = pEnc->mbParam.edged_width/2;
678 :     }
679 : suxen_drol 919
680 : suxen_drol 922 if ((frame->vol_flags & XVID_EXTRASTATS) ||
681 :     (pEnc->mbParam.plugin_flags & XVID_REQPSNR)) {
682 :    
683 :     data.sse_y =
684 :     plane_sse( original->y, frame->image.y,
685 :     pEnc->mbParam.edged_width, pEnc->mbParam.width,
686 :     pEnc->mbParam.height);
687 :    
688 :     data.sse_u =
689 :     plane_sse( original->u, frame->image.u,
690 :     pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
691 :     pEnc->mbParam.height/2);
692 :    
693 :     data.sse_v =
694 :     plane_sse( original->v, frame->image.v,
695 :     pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
696 :     pEnc->mbParam.height/2);
697 :     }
698 :    
699 : suxen_drol 919 data.type = coding2type(frame->coding_type);
700 :     data.quant = frame->quant;
701 :     /* todo: data.qscale */
702 :     data.vol_flags = frame->vol_flags;
703 :     data.vop_flags = frame->vop_flags;
704 :     data.motion_flags = frame->motion_flags;
705 :    
706 :     data.length = frame->length;
707 :     data.kblks = frame->sStat.kblks;
708 :     data.mblks = frame->sStat.mblks;
709 :     data.ublks = frame->sStat.ublks;
710 : suxen_drol 922
711 :     if (stats)
712 :     {
713 :     stats->type = coding2type(frame->coding_type);
714 :     stats->quant = frame->quant;
715 :     stats->vol_flags = frame->vol_flags;
716 :     stats->vop_flags = frame->vop_flags;
717 :     stats->length = frame->length;
718 :     stats->hlength = frame->length - (frame->sStat.iTextBits / 8);
719 :     stats->kblks = frame->sStat.kblks;
720 :     stats->mblks = frame->sStat.mblks;
721 :     stats->ublks = frame->sStat.ublks;
722 :     stats->sse_y = data.sse_y;
723 :     stats->sse_u = data.sse_u;
724 :     stats->sse_v = data.sse_v;
725 :     }
726 : suxen_drol 919 }
727 :    
728 : suxen_drol 922 emms();
729 : suxen_drol 919 for (i=0; i<pEnc->num_plugins;i++) {
730 :     if (pEnc->plugins[i].func) {
731 :     if (pEnc->plugins[i].func(pEnc->plugins[i].param, opt, &data, 0) < 0) {
732 :     continue;
733 :     }
734 :     }
735 :     }
736 : suxen_drol 922 emms();
737 : suxen_drol 919
738 :     if (opt == XVID_PLG_BEFORE) {
739 :     *type = data.type;
740 :     *quant = data.quant;
741 :     /* todo: copy modified qscale,vol,vop,motion flags into the frame*/
742 :     }
743 :    
744 :     }
745 :    
746 :    
747 :    
748 :    
749 : edgomez 851 static __inline void inc_frame_num(Encoder * pEnc)
750 : suxen_drol 229 {
751 : suxen_drol 920 pEnc->current->frame_num = pEnc->m_framenum;
752 : edgomez 867 pEnc->current->stamp = pEnc->mbParam.m_stamp; /* first frame is zero */
753 : suxen_drol 920
754 : suxen_drol 924 pEnc->mbParam.m_stamp += pEnc->current->fincr;
755 : suxen_drol 890 pEnc->m_framenum++; /* debug ticker */
756 : chl 387 }
757 : suxen_drol 229
758 : suxen_drol 920 static __inline void dec_frame_num(Encoder * pEnc)
759 :     {
760 :     pEnc->mbParam.m_stamp -= pEnc->mbParam.fincr;
761 :     pEnc->m_framenum--; /* debug ticker */
762 :     }
763 : edgomez 851
764 :    
765 : suxen_drol 920
766 : edgomez 851 static __inline void
767 :     set_timecodes(FRAMEINFO* pCur,FRAMEINFO *pRef, int32_t time_base)
768 :     {
769 :    
770 :     pCur->ticks = (int32_t)pCur->stamp % time_base;
771 :     pCur->seconds = ((int32_t)pCur->stamp / time_base) - ((int32_t)pRef->stamp / time_base) ;
772 :    
773 : edgomez 867 /* HEAVY DEBUG OUTPUT remove when timecodes prove to be stable */
774 : edgomez 851
775 :     /* fprintf(stderr,"WriteVop: %d - %d \n",
776 :     ((int32_t)pCur->stamp / time_base), ((int32_t)pRef->stamp / time_base));
777 :     fprintf(stderr,"set_timecodes: VOP %1d stamp=%lld ref_stamp=%lld base=%d\n",
778 :     pCur->coding_type, pCur->stamp, pRef->stamp, time_base);
779 :     fprintf(stderr,"set_timecodes: VOP %1d seconds=%d ticks=%d (ref-sec=%d ref-tick=%d)\n",
780 :     pCur->coding_type, pCur->seconds, pCur->ticks, pRef->seconds, pRef->ticks);
781 :    
782 :     */
783 :     }
784 :    
785 :    
786 :    
787 : edgomez 194 /*****************************************************************************
788 : edgomez 851 * IPB frame encoder entry point
789 :     *
790 :     * Returned values :
791 : suxen_drol 890 * - >0 - output bytes
792 :     * - 0 - no output
793 : edgomez 910 * - XVID_ERR_VERSION - wrong version passed to core
794 :     * - XVID_ERR_END - End of stream reached before end of coding
795 : suxen_drol 890 * - XVID_ERR_FORMAT - the image subsystem reported the image had a wrong
796 : edgomez 910 * format
797 : edgomez 851 ****************************************************************************/
798 :    
799 : suxen_drol 890
800 : edgomez 851 int
801 : suxen_drol 890 enc_encode(Encoder * pEnc,
802 :     xvid_enc_frame_t * xFrame,
803 :     xvid_enc_stats_t * stats)
804 : edgomez 851 {
805 : suxen_drol 890 xvid_enc_frame_t * frame;
806 :     int type;
807 : edgomez 851 Bitstream bs;
808 :    
809 : suxen_drol 890 if (XVID_MAJOR(xFrame->version) != 1 || (stats && XVID_MAJOR(stats->version) != 1)) /* v1.x.x */
810 :     return XVID_ERR_VERSION;
811 : edgomez 851
812 : suxen_drol 890 xFrame->out_flags = 0;
813 : edgomez 851
814 :     start_global_timer();
815 : suxen_drol 890 BitstreamInit(&bs, xFrame->bitstream, 0);
816 : edgomez 851
817 :    
818 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
819 :     * enqueue image to the encoding-queue
820 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
821 : edgomez 851
822 : suxen_drol 890 if (xFrame->input.csp != XVID_CSP_NULL)
823 :     {
824 :     QUEUEINFO * q = &pEnc->queue[pEnc->queue_tail];
825 : edgomez 851
826 : suxen_drol 890 start_timer();
827 :     if (image_input
828 :     (&q->image, pEnc->mbParam.width, pEnc->mbParam.height,
829 :     pEnc->mbParam.edged_width, (uint8_t**)xFrame->input.plane, xFrame->input.stride,
830 :     xFrame->input.csp, xFrame->vol_flags & XVID_INTERLACING))
831 :     {
832 :     emms();
833 :     return XVID_ERR_FORMAT;
834 :     }
835 :     stop_conv_timer();
836 : edgomez 851
837 : suxen_drol 890 if ((xFrame->vop_flags & XVID_CHROMAOPT)) {
838 :     image_chroma_optimize(&q->image,
839 :     pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
840 :     }
841 :    
842 :     q->frame = *xFrame;
843 : edgomez 851
844 : suxen_drol 890 if (xFrame->quant_intra_matrix)
845 :     {
846 :     memcpy(q->quant_intra_matrix, xFrame->quant_intra_matrix, sizeof(xFrame->quant_intra_matrix));
847 :     q->frame.quant_intra_matrix = q->quant_intra_matrix;
848 :     }
849 : edgomez 851
850 : suxen_drol 890 if (xFrame->quant_inter_matrix)
851 :     {
852 :     memcpy(q->quant_inter_matrix, xFrame->quant_inter_matrix, sizeof(xFrame->quant_inter_matrix));
853 :     q->frame.quant_inter_matrix = q->quant_inter_matrix;
854 :     }
855 : edgomez 851
856 : suxen_drol 890 pEnc->queue_tail = (pEnc->queue_tail + 1) % (pEnc->mbParam.max_bframes+1);
857 :     pEnc->queue_size++;
858 :     }
859 : edgomez 851
860 :    
861 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
862 : suxen_drol 920 * bframe flush code
863 : suxen_drol 890 * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
864 : edgomez 851
865 : suxen_drol 890 repeat:
866 : edgomez 851
867 : suxen_drol 890 if (pEnc->flush_bframes)
868 :     {
869 : suxen_drol 920 if (pEnc->bframenum_head < pEnc->bframenum_tail) {
870 : edgomez 851
871 : suxen_drol 890 DPRINTF(DPRINTF_DEBUG,"*** BFRAME (flush) bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
872 :     pEnc->bframenum_head, pEnc->bframenum_tail,
873 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
874 : edgomez 851
875 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
876 :     image_copy(&pEnc->sOriginal2, &pEnc->bframes[pEnc->bframenum_head]->image,
877 : edgomez 914 pEnc->mbParam.edged_width, pEnc->mbParam.height);
878 :     }
879 :    
880 : suxen_drol 890 FrameCodeB(pEnc, pEnc->bframes[pEnc->bframenum_head], &bs);
881 : suxen_drol 922 call_plugins(pEnc, pEnc->bframes[pEnc->bframenum_head], &pEnc->sOriginal2, XVID_PLG_AFTER, 0, 0, stats);
882 : suxen_drol 890 pEnc->bframenum_head++;
883 : edgomez 851
884 : suxen_drol 890 goto done;
885 : edgomez 851 }
886 :    
887 :     /* write an empty marker to the bitstream.
888 : suxen_drol 890
889 : edgomez 851 for divx5 decoder compatibility, this marker must consist
890 :     of a not-coded p-vop, with a time_base of zero, and time_increment
891 :     indentical to the future-referece frame.
892 :     */
893 :    
894 : suxen_drol 920 if ((pEnc->mbParam.global_flags & XVID_PACKED && pEnc->bframenum_tail > 0)) {
895 : edgomez 851 int tmp;
896 : suxen_drol 890 int bits;
897 : edgomez 851
898 :     DPRINTF(DPRINTF_DEBUG,"*** EMPTY bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
899 :     pEnc->bframenum_head, pEnc->bframenum_tail,
900 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
901 :    
902 : suxen_drol 890 bits = BitstreamPos(&bs);
903 :    
904 : edgomez 851 tmp = pEnc->current->seconds;
905 :     pEnc->current->seconds = 0; /* force time_base = 0 */
906 :    
907 :     BitstreamWriteVopHeader(&bs, &pEnc->mbParam, pEnc->current, 0);
908 : suxen_drol 890 BitstreamPad(&bs);
909 : edgomez 851 pEnc->current->seconds = tmp;
910 :    
911 : suxen_drol 890 /* add the not-coded length to the reference frame size */
912 :     pEnc->current->length += (BitstreamPos(&bs) - bits) / 8;
913 : suxen_drol 922 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
914 : edgomez 851
915 : suxen_drol 920 /* flush complete: reset counters */
916 :     pEnc->flush_bframes = 0;
917 :     pEnc->bframenum_head = pEnc->bframenum_tail = 0;
918 : suxen_drol 890 goto done;
919 : edgomez 851
920 :     }
921 : suxen_drol 920
922 :     /* flush complete: reset counters */
923 :     pEnc->flush_bframes = 0;
924 :     pEnc->bframenum_head = pEnc->bframenum_tail = 0;
925 : edgomez 851 }
926 :    
927 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
928 :     * dequeue frame from the encoding queue
929 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
930 : edgomez 851
931 : suxen_drol 890 if (pEnc->queue_size == 0) /* empty */
932 : edgomez 851 {
933 : suxen_drol 890 if (xFrame->input.csp == XVID_CSP_NULL) /* no futher input */
934 : edgomez 851 {
935 : suxen_drol 920
936 :     if (!(pEnc->mbParam.global_flags & XVID_PACKED) && pEnc->mbParam.max_bframes > 0) {
937 : suxen_drol 922 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
938 : suxen_drol 920 }
939 :    
940 :     /* if the very last frame is to be b-vop, we must change it to a p-vop */
941 :     if (pEnc->bframenum_tail > 0)
942 : suxen_drol 890 {
943 : suxen_drol 920
944 : suxen_drol 890 SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
945 :     pEnc->bframenum_tail--;
946 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
947 : edgomez 851
948 : suxen_drol 920 /* convert B-VOP to P-VOP */
949 :     pEnc->current->quant = ((pEnc->current->quant*100) - pEnc->mbParam.bquant_offset) / pEnc->mbParam.bquant_ratio;
950 : edgomez 851
951 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
952 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
953 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
954 :     }
955 :    
956 : suxen_drol 890 FrameCodeP(pEnc, &bs, 1, 0);
957 : suxen_drol 920
958 : suxen_drol 890 goto done_flush;
959 :     }
960 : suxen_drol 920
961 : edgomez 851 emms();
962 : suxen_drol 890 return XVID_ERR_END; /* end of stream reached */
963 : edgomez 851 }
964 : suxen_drol 890 goto done; /* nothing to encode yet; encoder lag */
965 :     }
966 : edgomez 851
967 : suxen_drol 890 // the current FRAME becomes the reference
968 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
969 : edgomez 853
970 : suxen_drol 890 // remove frame from encoding-queue (head), and move it into the current
971 :     image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
972 :     frame = &pEnc->queue[pEnc->queue_head].frame;
973 : suxen_drol 920 pEnc->queue_head = (pEnc->queue_head + 1) % (pEnc->mbParam.max_bframes+1);
974 : suxen_drol 890 pEnc->queue_size--;
975 : edgomez 851
976 :    
977 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
978 : suxen_drol 920 * init pEnc->current fields
979 : suxen_drol 890 * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
980 : edgomez 851
981 : suxen_drol 924
982 :     pEnc->current->fincr = pEnc->mbParam.fincr>0 ? pEnc->mbParam.fincr : frame->fincr;
983 : suxen_drol 890 pEnc->current->vol_flags = pEnc->mbParam.vol_flags;
984 :     pEnc->current->vop_flags = frame->vop_flags;
985 :     pEnc->current->motion_flags = frame->motion;
986 :     pEnc->current->fcode = pEnc->mbParam.m_fcode;
987 :     pEnc->current->bcode = pEnc->mbParam.m_fcode;
988 : edgomez 851
989 : suxen_drol 890 if ((xFrame->vop_flags & XVID_CHROMAOPT)) {
990 :     image_chroma_optimize(&pEnc->current->image,
991 :     pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
992 :     }
993 : edgomez 851
994 : suxen_drol 920 emms(); /* float-point region */
995 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_LUMIMASKING)) {
996 : suxen_drol 920 unsigned int x, y;
997 : edgomez 851
998 : suxen_drol 890 pEnc->current->quant =
999 :     adaptive_quantization(pEnc->current->image.y,
1000 : suxen_drol 919 pEnc->mbParam.edged_width, pEnc->temp_dquants,
1001 : suxen_drol 890 pEnc->current->quant, pEnc->current->quant,
1002 :     2 * pEnc->current->quant,
1003 :     pEnc->mbParam.mb_width,
1004 :     pEnc->mbParam.mb_height);
1005 : edgomez 851
1006 : suxen_drol 890 for (y = 0; y < pEnc->mbParam.mb_height; y++) {
1007 : edgomez 851
1008 : suxen_drol 890 #define OFFSET(x,y) ((x) + (y)*pEnc->mbParam.mb_width)
1009 : edgomez 851
1010 : suxen_drol 890 for (x = 0; x < pEnc->mbParam.mb_width; x++) {
1011 :     MACROBLOCK *pMB = &pEnc->current->mbs[OFFSET(x, y)];
1012 : edgomez 851
1013 : suxen_drol 919 pMB->dquant = iDQtab[pEnc->temp_dquants[OFFSET(x, y)] + 2];
1014 : edgomez 851 }
1015 :    
1016 : suxen_drol 890 #undef OFFSET
1017 : edgomez 851 }
1018 :    
1019 :     }
1020 : suxen_drol 922 emms(); /* END floating-point region */
1021 : edgomez 851
1022 : suxen_drol 920 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1023 :     * frame type & quant selection
1024 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1025 :    
1026 : suxen_drol 922 call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_BEFORE, &type, &pEnc->current->quant, stats);
1027 : edgomez 851
1028 : suxen_drol 919 if (frame->type > 0)
1029 :     type = frame->type;
1030 : edgomez 851
1031 : suxen_drol 919 if (frame->quant > 0)
1032 :     pEnc->current->quant = frame->quant;
1033 :    
1034 : suxen_drol 920 if (type > 0){ /* XVID_TYPE_?VOP */
1035 : suxen_drol 890 type = type2coding(type); /* convert XVID_TYPE_?VOP to bitstream coding type */
1036 : suxen_drol 920 } else{ /* XVID_TYPE_AUTO */
1037 :     if (pEnc->iFrameNum == 0 || (pEnc->mbParam.iMaxKeyInterval > 0 && pEnc->iFrameNum >= pEnc->mbParam.iMaxKeyInterval)){
1038 : suxen_drol 890 pEnc->iFrameNum = 0;
1039 :     type = I_VOP;
1040 :     }else{
1041 :     type = MEanalysis(&pEnc->reference->image, pEnc->current,
1042 :     &pEnc->mbParam, pEnc->mbParam.iMaxKeyInterval,
1043 :     pEnc->iFrameNum, pEnc->bframenum_tail);
1044 : suxen_drol 920
1045 :     if (type == B_VOP && !(pEnc->current->vop_flags & XVID_DYNAMIC_BFRAMES)) {
1046 :     type = P_VOP; /* disable dynamic bframes */
1047 :     }
1048 : edgomez 851 }
1049 : suxen_drol 890 }
1050 : suxen_drol 920
1051 :     /* bframes buffer overflow check */
1052 :     if (type != I_VOP) {
1053 :     if (pEnc->bframenum_tail >= pEnc->mbParam.max_bframes) {
1054 :     type = P_VOP;
1055 :     }else{
1056 :     type = B_VOP;
1057 :     }
1058 :     }
1059 :    
1060 : suxen_drol 890 inc_frame_num(pEnc);
1061 :     pEnc->iFrameNum++;
1062 : edgomez 851
1063 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_DEBUG)) {
1064 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 5,
1065 : suxen_drol 920 "%i st:%i if:%i", pEnc->current->frame_num, pEnc->current->stamp, pEnc->iFrameNum);
1066 : edgomez 851 }
1067 :    
1068 :     /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1069 : suxen_drol 920 * encode this frame as a b-vop
1070 :     * (we dont encode here, rather we store the frame in the bframes queue, to be encoded later)
1071 : edgomez 851 * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1072 : suxen_drol 920 if (type == B_VOP) {
1073 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_DEBUG)) {
1074 : suxen_drol 920 image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "BVOP");
1075 : edgomez 851 }
1076 :    
1077 : suxen_drol 920 if (frame->bquant < 1) {
1078 :     pEnc->current->quant = ((((pEnc->reference->quant + pEnc->current->quant) *
1079 :     pEnc->mbParam.bquant_ratio) / 2) + pEnc->mbParam.bquant_offset)/100;
1080 : edgomez 851
1081 : suxen_drol 920 } else {
1082 :     pEnc->current->quant = frame->bquant;
1083 :     }
1084 : edgomez 851
1085 : suxen_drol 920 if (pEnc->current->quant < 1)
1086 :     pEnc->current->quant = 1;
1087 :     else if (pEnc->current->quant > 31)
1088 :     pEnc->current->quant = 31;
1089 :    
1090 :     DPRINTF(DPRINTF_DEBUG,"*** BFRAME (store) bf: head=%i tail=%i queue: head=%i tail=%i size=%i quant=%i",
1091 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1092 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size,pEnc->current->quant);
1093 : suxen_drol 890
1094 : suxen_drol 920 /* store frame into bframe buffer & swap ref back to current */
1095 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1096 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1097 : edgomez 851
1098 : suxen_drol 920 pEnc->bframenum_tail++;
1099 : edgomez 851
1100 : suxen_drol 920 goto repeat;
1101 :     }
1102 : suxen_drol 890
1103 : suxen_drol 920 /* for unpacked bframes, output the stats for the last encoded frame */
1104 :     if (!(pEnc->mbParam.global_flags & XVID_PACKED) && pEnc->bframenum_tail > 0)
1105 :     {
1106 :     if (pEnc->current->stamp > 0) {
1107 : suxen_drol 922 call_plugins(pEnc, pEnc->reference, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1108 : suxen_drol 920 }
1109 :     else
1110 :     stats->type = XVID_TYPE_NOTHING;
1111 :     }
1112 : edgomez 851
1113 : suxen_drol 920 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1114 :     * closed-gop
1115 :     * if the frame prior to an iframe is scheduled as a bframe, we must change it to a pframe
1116 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1117 : edgomez 851
1118 : suxen_drol 920 if (type == I_VOP && (pEnc->mbParam.global_flags & XVID_CLOSED_GOP) && pEnc->bframenum_tail > 0) {
1119 : edgomez 851
1120 : suxen_drol 920 // place this frame back on the encoding-queue (head)
1121 :     // we will deal with it next time
1122 :     pEnc->queue_head = (pEnc->queue_head + (pEnc->mbParam.max_bframes+1) - 1) % (pEnc->mbParam.max_bframes+1);
1123 :     pEnc->queue_size++;
1124 :     image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
1125 : edgomez 851
1126 : suxen_drol 920 dec_frame_num(pEnc);
1127 :     pEnc->iFrameNum--;
1128 : suxen_drol 890
1129 : suxen_drol 920 // grab the last frame from the bframe-queue
1130 : suxen_drol 890
1131 : suxen_drol 920 pEnc->bframenum_tail--;
1132 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1133 : suxen_drol 890
1134 : suxen_drol 920 if ((pEnc->current->vop_flags & XVID_DEBUG)) {
1135 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 100, "DX50 BVOP->PVOP");
1136 : edgomez 851 }
1137 :    
1138 : suxen_drol 920 /* convert B-VOP quant to P-VOP */
1139 :     pEnc->current->quant = ((pEnc->current->quant*100) - pEnc->mbParam.bquant_offset) / pEnc->mbParam.bquant_ratio;
1140 :     type = P_VOP;
1141 :     }
1142 : edgomez 851
1143 : suxen_drol 920
1144 :     /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1145 :     * encode this frame as an i-vop
1146 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1147 :    
1148 :     if (type == I_VOP) {
1149 :    
1150 :     DPRINTF(DPRINTF_DEBUG,"*** IFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
1151 : edgomez 851 pEnc->bframenum_head, pEnc->bframenum_tail,
1152 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1153 :    
1154 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_DEBUG)) {
1155 : suxen_drol 920 image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "IVOP");
1156 : edgomez 851 }
1157 :    
1158 :    
1159 : suxen_drol 920 /* ---- update vol flags at IVOP ----------- */
1160 :     pEnc->current->vol_flags = pEnc->mbParam.vol_flags = frame->vol_flags;
1161 : edgomez 851
1162 : suxen_drol 920 if ((pEnc->mbParam.vol_flags & XVID_MPEGQUANT)) {
1163 :     if (frame->quant_intra_matrix != NULL)
1164 :     set_intra_matrix(frame->quant_intra_matrix);
1165 :     if (frame->quant_inter_matrix != NULL)
1166 :     set_inter_matrix(frame->quant_inter_matrix);
1167 : edgomez 851 }
1168 :    
1169 : suxen_drol 920 /* prevent vol/vop misuse */
1170 : edgomez 851
1171 : suxen_drol 920 if (!(pEnc->current->vol_flags & XVID_REDUCED_ENABLE))
1172 :     pEnc->current->vop_flags &= ~XVID_REDUCED;
1173 : edgomez 851
1174 : suxen_drol 920 if (!(pEnc->current->vol_flags & XVID_INTERLACING))
1175 :     pEnc->current->vop_flags &= ~(XVID_TOPFIELDFIRST|XVID_ALTERNATESCAN);
1176 : edgomez 851
1177 : suxen_drol 920 /* ^^^------------------------ */
1178 : edgomez 851
1179 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1180 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1181 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1182 :     }
1183 : edgomez 851
1184 : suxen_drol 920 FrameCodeI(pEnc, &bs);
1185 :     xFrame->out_flags |= XVID_KEYFRAME;
1186 : edgomez 851
1187 : suxen_drol 920 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1188 :     * encode this frame as an p-vop
1189 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1190 : edgomez 851
1191 : suxen_drol 920 } else { // (type == P_VOP || type == S_VOP)
1192 : edgomez 851
1193 : suxen_drol 920 DPRINTF(DPRINTF_DEBUG,"*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
1194 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1195 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1196 :    
1197 :     if ((pEnc->current->vop_flags & XVID_DEBUG)) {
1198 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "PVOP");
1199 :     }
1200 : edgomez 851
1201 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1202 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1203 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1204 :     }
1205 :    
1206 :     FrameCodeP(pEnc, &bs, 1, 0);
1207 :     }
1208 :    
1209 :    
1210 :     /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1211 :     * on next enc_encode call we must flush bframes
1212 : suxen_drol 890 * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1213 : edgomez 851
1214 : suxen_drol 890 done_flush:
1215 : edgomez 851
1216 : suxen_drol 920 pEnc->flush_bframes = 1;
1217 : edgomez 851
1218 : suxen_drol 920 /* packed & queued_bframes: dont bother outputting stats, we do so after the flush */
1219 : suxen_drol 890 if ((pEnc->mbParam.global_flags & XVID_PACKED) && pEnc->bframenum_tail > 0) {
1220 :     goto repeat;
1221 : edgomez 853 }
1222 :    
1223 : suxen_drol 920 /* packed or no-bframes: output stats */
1224 : suxen_drol 922 if ((pEnc->mbParam.global_flags & XVID_PACKED) || pEnc->mbParam.max_bframes == 0) {
1225 :     call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1226 : edgomez 851 }
1227 : Isibaar 113
1228 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1229 :     * done; return number of bytes consumed
1230 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1231 : edgomez 195
1232 : suxen_drol 890 done:
1233 :    
1234 : Isibaar 3 stop_global_timer();
1235 :     write_timer();
1236 :    
1237 : suxen_drol 890 emms();
1238 :     return BitstreamLength(&bs);
1239 : Isibaar 3 }
1240 :    
1241 :    
1242 : edgomez 195 static __inline void
1243 :     CodeIntraMB(Encoder * pEnc,
1244 :     MACROBLOCK * pMB)
1245 :     {
1246 : Isibaar 3
1247 :     pMB->mode = MODE_INTRA;
1248 :    
1249 : suxen_drol 136 /* zero mv statistics */
1250 :     pMB->mvs[0].x = pMB->mvs[1].x = pMB->mvs[2].x = pMB->mvs[3].x = 0;
1251 :     pMB->mvs[0].y = pMB->mvs[1].y = pMB->mvs[2].y = pMB->mvs[3].y = 0;
1252 :     pMB->sad8[0] = pMB->sad8[1] = pMB->sad8[2] = pMB->sad8[3] = 0;
1253 :     pMB->sad16 = 0;
1254 :    
1255 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_LUMIMASKING)) {
1256 : edgomez 195 if (pMB->dquant != NO_CHANGE) {
1257 : Isibaar 3 pMB->mode = MODE_INTRA_Q;
1258 : suxen_drol 136 pEnc->current->quant += DQtab[pMB->dquant];
1259 : edgomez 195
1260 :     if (pEnc->current->quant > 31)
1261 :     pEnc->current->quant = 31;
1262 :     if (pEnc->current->quant < 1)
1263 :     pEnc->current->quant = 1;
1264 : Isibaar 3 }
1265 :     }
1266 :    
1267 : suxen_drol 136 pMB->quant = pEnc->current->quant;
1268 : Isibaar 3 }
1269 :    
1270 :    
1271 : h 101
1272 : edgomez 195 static int
1273 :     FrameCodeI(Encoder * pEnc,
1274 : suxen_drol 890 Bitstream * bs)
1275 : h 104 {
1276 : suxen_drol 890 int bits = BitstreamPos(bs);
1277 : edgomez 851 int mb_width = pEnc->mbParam.mb_width;
1278 :     int mb_height = pEnc->mbParam.mb_height;
1279 : suxen_drol 890
1280 : h 104 DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1281 : edgomez 195 DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1282 : h 104
1283 :     uint16_t x, y;
1284 :    
1285 : suxen_drol 890 if ((pEnc->current->vol_flags & XVID_REDUCED_ENABLE))
1286 : edgomez 851 {
1287 :     mb_width = (pEnc->mbParam.width + 31) / 32;
1288 :     mb_height = (pEnc->mbParam.height + 31) / 32;
1289 :    
1290 :     /* 16x16->8x8 downsample requires 1 additional edge pixel*/
1291 :     /* XXX: setedges is overkill */
1292 :     start_timer();
1293 :     image_setedges(&pEnc->current->image,
1294 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1295 :     pEnc->mbParam.width, pEnc->mbParam.height);
1296 :     stop_edges_timer();
1297 :     }
1298 :    
1299 : suxen_drol 136 pEnc->mbParam.m_rounding_type = 1;
1300 :     pEnc->current->rounding_type = pEnc->mbParam.m_rounding_type;
1301 :     pEnc->current->coding_type = I_VOP;
1302 : h 104
1303 : suxen_drol 890 BitstreamWriteVolHeader(bs, &pEnc->mbParam);
1304 : edgomez 403
1305 : edgomez 851 set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1306 :    
1307 :     BitstreamPadAlways(bs);
1308 : suxen_drol 229 BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1);
1309 : h 104
1310 : edgomez 851 pEnc->current->sStat.iTextBits = 0;
1311 :     pEnc->current->sStat.kblks = mb_width * mb_height;
1312 :     pEnc->current->sStat.mblks = pEnc->current->sStat.ublks = 0;
1313 : h 104
1314 : edgomez 851 for (y = 0; y < mb_height; y++)
1315 :     for (x = 0; x < mb_width; x++) {
1316 : edgomez 195 MACROBLOCK *pMB =
1317 :     &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width];
1318 : h 104
1319 :     CodeIntraMB(pEnc, pMB);
1320 :    
1321 : edgomez 195 MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y,
1322 :     dct_codes, qcoeff);
1323 : h 104
1324 :     start_timer();
1325 : suxen_drol 136 MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff);
1326 : h 104 stop_prediction_timer();
1327 :    
1328 :     start_timer();
1329 : suxen_drol 890 if (pEnc->current->vop_flags & XVID_GREYSCALE)
1330 : chl 353 { pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1331 :     qcoeff[4*64+0]=0; /* zero, because for INTRA MBs DC value is saved */
1332 :     qcoeff[5*64+0]=0;
1333 :     }
1334 : edgomez 851 MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1335 : h 104 stop_coding_timer();
1336 :     }
1337 :    
1338 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_REDUCED))
1339 : edgomez 851 {
1340 :     image_deblock_rrv(&pEnc->current->image, pEnc->mbParam.edged_width,
1341 :     pEnc->current->mbs, mb_width, mb_height, pEnc->mbParam.mb_width,
1342 : suxen_drol 890 16, 0);
1343 : edgomez 851 }
1344 : h 104 emms();
1345 :    
1346 : suxen_drol 890 /* for divx5 compatibility, we must always pad between the packed p and b frames */
1347 :     if ((pEnc->mbParam.global_flags & XVID_PACKED) && pEnc->bframenum_tail > 0)
1348 :     BitstreamPadAlways(bs);
1349 :     else
1350 :     BitstreamPad(bs);
1351 :     pEnc->current->length = (BitstreamPos(bs) - bits) / 8;
1352 :    
1353 : edgomez 851 pEnc->fMvPrevSigma = -1;
1354 : suxen_drol 136 pEnc->mbParam.m_fcode = 2;
1355 : h 104
1356 : suxen_drol 890 /* XXX: hinted me
1357 : edgomez 195 if (pEnc->current->global_flags & XVID_HINTEDME_GET) {
1358 : h 104 HintedMEGet(pEnc, 1);
1359 : suxen_drol 890 }*/
1360 : h 104
1361 : edgomez 867 return 1; /* intra */
1362 : h 104 }
1363 :    
1364 :    
1365 : Isibaar 3 #define INTRA_THRESHOLD 0.5
1366 : edgomez 851 #define BFRAME_SKIP_THRESHHOLD 30
1367 : Isibaar 3
1368 : edgomez 851
1369 :     /* FrameCodeP also handles S(GMC)-VOPs */
1370 : edgomez 195 static int
1371 :     FrameCodeP(Encoder * pEnc,
1372 :     Bitstream * bs,
1373 :     bool force_inter,
1374 :     bool vol_header)
1375 : Isibaar 3 {
1376 : edgomez 13 float fSigma;
1377 : suxen_drol 890 int bits = BitstreamPos(bs);
1378 : Isibaar 42
1379 : edgomez 78 DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1380 : edgomez 195 DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1381 : edgomez 78
1382 : edgomez 851 int mb_width = pEnc->mbParam.mb_width;
1383 :     int mb_height = pEnc->mbParam.mb_height;
1384 :    
1385 : Isibaar 3 int iLimit;
1386 : edgomez 851 int x, y, k;
1387 : edgomez 13 int iSearchRange;
1388 : edgomez 851 int bIntra, skip_possible;
1389 : suxen_drol 890
1390 : edgomez 145 /* IMAGE *pCurrent = &pEnc->current->image; */
1391 : suxen_drol 136 IMAGE *pRef = &pEnc->reference->image;
1392 : Isibaar 3
1393 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_REDUCED))
1394 : edgomez 851 {
1395 :     mb_width = (pEnc->mbParam.width + 31) / 32;
1396 :     mb_height = (pEnc->mbParam.height + 31) / 32;
1397 :     }
1398 :    
1399 :    
1400 : h 69 start_timer();
1401 : edgomez 195 image_setedges(pRef, pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1402 : h 541 pEnc->mbParam.width, pEnc->mbParam.height);
1403 : h 69 stop_edges_timer();
1404 : Isibaar 3
1405 : suxen_drol 136 pEnc->mbParam.m_rounding_type = 1 - pEnc->mbParam.m_rounding_type;
1406 :     pEnc->current->rounding_type = pEnc->mbParam.m_rounding_type;
1407 : suxen_drol 890 //pEnc->current->quarterpel = pEnc->mbParam.m_quarterpel;
1408 : suxen_drol 136 pEnc->current->fcode = pEnc->mbParam.m_fcode;
1409 : Isibaar 3
1410 :     if (!force_inter)
1411 : edgomez 851 iLimit = (int)(mb_width * mb_height * INTRA_THRESHOLD);
1412 : edgomez 13 else
1413 : edgomez 851 iLimit = mb_width * mb_height + 1;
1414 : Isibaar 3
1415 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_HALFPEL)) {
1416 : Isibaar 3 start_timer();
1417 : edgomez 195 image_interpolate(pRef, &pEnc->vInterH, &pEnc->vInterV,
1418 :     &pEnc->vInterHV, pEnc->mbParam.edged_width,
1419 :     pEnc->mbParam.edged_height,
1420 : suxen_drol 890 (pEnc->mbParam.vol_flags & XVID_QUARTERPEL),
1421 : edgomez 195 pEnc->current->rounding_type);
1422 : Isibaar 3 stop_inter_timer();
1423 :     }
1424 :    
1425 : edgomez 851 pEnc->current->coding_type = P_VOP;
1426 :    
1427 : Isibaar 3 start_timer();
1428 : suxen_drol 890 /*if (pEnc->current->global_flags & XVID_HINTEDME_SET)
1429 : h 101 HintedMESet(pEnc, &bIntra);
1430 : suxen_drol 890 else*/
1431 : suxen_drol 295 bIntra =
1432 :     MotionEstimation(&pEnc->mbParam, pEnc->current, pEnc->reference,
1433 :     &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
1434 :     iLimit);
1435 : edgomez 851
1436 : Isibaar 3 stop_motion_timer();
1437 :    
1438 : suxen_drol 890 if (bIntra == 1) return FrameCodeI(pEnc, bs);
1439 : edgomez 851
1440 : suxen_drol 890 if ( ( pEnc->current->vol_flags & XVID_GMC )
1441 : edgomez 851 && ( (pEnc->current->warp.duv[1].x != 0) || (pEnc->current->warp.duv[1].y != 0) ) )
1442 :     {
1443 :     pEnc->current->coding_type = S_VOP;
1444 :    
1445 :     generate_GMCparameters( 2, 16, &pEnc->current->warp,
1446 :     pEnc->mbParam.width, pEnc->mbParam.height,
1447 :     &pEnc->current->gmc_data);
1448 :    
1449 :     generate_GMCimage(&pEnc->current->gmc_data, &pEnc->reference->image,
1450 :     pEnc->mbParam.mb_width, pEnc->mbParam.mb_height,
1451 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_width/2,
1452 : suxen_drol 890 pEnc->mbParam.m_fcode, (pEnc->mbParam.vol_flags & XVID_QUARTERPEL), 0,
1453 : edgomez 851 pEnc->current->rounding_type, pEnc->current->mbs, &pEnc->vGMC);
1454 :    
1455 : h 101 }
1456 : Isibaar 3
1457 : edgomez 851 set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1458 : edgomez 195 if (vol_header)
1459 : suxen_drol 890 { BitstreamWriteVolHeader(bs, &pEnc->mbParam);
1460 : edgomez 851 BitstreamPadAlways(bs);
1461 :     }
1462 : Isibaar 3
1463 : suxen_drol 229 BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1);
1464 : Isibaar 3
1465 : edgomez 851 pEnc->current->sStat.iTextBits = pEnc->current->sStat.iMvSum = pEnc->current->sStat.iMvCount =
1466 :     pEnc->current->sStat.kblks = pEnc->current->sStat.mblks = pEnc->current->sStat.ublks = 0;
1467 : Isibaar 3
1468 : edgomez 851
1469 :     for (y = 0; y < mb_height; y++) {
1470 :     for (x = 0; x < mb_width; x++) {
1471 : edgomez 195 MACROBLOCK *pMB =
1472 :     &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width];
1473 : Isibaar 3
1474 : edgomez 851 /* Mode decision: Check, if the block should be INTRA / INTER or GMC-coded */
1475 :     /* For a start, leave INTRA decision as is, only choose only between INTER/GMC - gruel, 9.1.2002 */
1476 :    
1477 : edgomez 13 bIntra = (pMB->mode == MODE_INTRA) || (pMB->mode == MODE_INTRA_Q);
1478 : Isibaar 3
1479 : edgomez 851 if (bIntra) {
1480 : Isibaar 3 CodeIntraMB(pEnc, pMB);
1481 : edgomez 195 MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y,
1482 :     dct_codes, qcoeff);
1483 : chl 419
1484 :     start_timer();
1485 :     MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff);
1486 :     stop_prediction_timer();
1487 : edgomez 851
1488 :     pEnc->current->sStat.kblks++;
1489 :    
1490 :     MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1491 :     stop_coding_timer();
1492 :     continue;
1493 : Isibaar 3 }
1494 : edgomez 851
1495 :     if (pEnc->current->coding_type == S_VOP) {
1496 : Isibaar 3
1497 : edgomez 851 int32_t iSAD = sad16(pEnc->current->image.y + 16*y*pEnc->mbParam.edged_width + 16*x,
1498 :     pEnc->vGMC.y + 16*y*pEnc->mbParam.edged_width + 16*x,
1499 :     pEnc->mbParam.edged_width, 65536);
1500 :    
1501 :     if (pEnc->current->motion_flags & PMV_CHROMA16) {
1502 :     iSAD += sad8(pEnc->current->image.u + 8*y*(pEnc->mbParam.edged_width/2) + 8*x,
1503 :     pEnc->vGMC.u + 8*y*(pEnc->mbParam.edged_width/2) + 8*x, pEnc->mbParam.edged_width/2);
1504 : Isibaar 3
1505 : edgomez 851 iSAD += sad8(pEnc->current->image.v + 8*y*(pEnc->mbParam.edged_width/2) + 8*x,
1506 :     pEnc->vGMC.v + 8*y*(pEnc->mbParam.edged_width/2) + 8*x, pEnc->mbParam.edged_width/2);
1507 :     }
1508 :    
1509 :     if (iSAD <= pMB->sad16) { /* mode decision GMC */
1510 :    
1511 : suxen_drol 890 if ((pEnc->mbParam.vol_flags & XVID_QUARTERPEL))
1512 : edgomez 851 pMB->qmvs[0] = pMB->qmvs[1] = pMB->qmvs[2] = pMB->qmvs[3] = pMB->amv;
1513 :     else
1514 :     pMB->mvs[0] = pMB->mvs[1] = pMB->mvs[2] = pMB->mvs[3] = pMB->amv;
1515 :    
1516 :     pMB->mode = MODE_INTER;
1517 :     pMB->mcsel = 1;
1518 :     pMB->sad16 = iSAD;
1519 :     } else {
1520 :     pMB->mcsel = 0;
1521 :     }
1522 :     } else {
1523 :     pMB->mcsel = 0; /* just a precaution */
1524 :     }
1525 :    
1526 : Isibaar 3 start_timer();
1527 : edgomez 851 MBMotionCompensation(pMB, x, y, &pEnc->reference->image,
1528 :     &pEnc->vInterH, &pEnc->vInterV,
1529 :     &pEnc->vInterHV, &pEnc->vGMC,
1530 :     &pEnc->current->image,
1531 :     dct_codes, pEnc->mbParam.width,
1532 :     pEnc->mbParam.height,
1533 :     pEnc->mbParam.edged_width,
1534 : suxen_drol 890 (pEnc->current->vol_flags & XVID_QUARTERPEL),
1535 :     (pEnc->current->vop_flags & XVID_REDUCED),
1536 : edgomez 851 pEnc->current->rounding_type);
1537 : chl 347
1538 : edgomez 851 stop_comp_timer();
1539 :    
1540 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_LUMIMASKING)) {
1541 : edgomez 851 if (pMB->dquant != NO_CHANGE) {
1542 :     pMB->mode = MODE_INTER_Q;
1543 :     pEnc->current->quant += DQtab[pMB->dquant];
1544 :     if (pEnc->current->quant > 31)
1545 :     pEnc->current->quant = 31;
1546 :     else if (pEnc->current->quant < 1)
1547 :     pEnc->current->quant = 1;
1548 :     }
1549 :     }
1550 :     pMB->quant = pEnc->current->quant;
1551 :    
1552 :     pMB->field_pred = 0;
1553 :    
1554 :     if (pMB->mode != MODE_NOT_CODED)
1555 :     { pMB->cbp =
1556 :     MBTransQuantInter(&pEnc->mbParam, pEnc->current, pMB, x, y,
1557 :     dct_codes, qcoeff);
1558 :     }
1559 :    
1560 :     if (pMB->cbp || pMB->mvs[0].x || pMB->mvs[0].y ||
1561 :     pMB->mvs[1].x || pMB->mvs[1].y || pMB->mvs[2].x ||
1562 :     pMB->mvs[2].y || pMB->mvs[3].x || pMB->mvs[3].y) {
1563 :     pEnc->current->sStat.mblks++;
1564 :     } else {
1565 :     pEnc->current->sStat.ublks++;
1566 :     }
1567 :    
1568 :     start_timer();
1569 :    
1570 : chl 347 /* Finished processing the MB, now check if to CODE or SKIP */
1571 :    
1572 : edgomez 851 skip_possible = (pMB->cbp == 0) && (pMB->mode == MODE_INTER) &&
1573 :     (pMB->dquant == NO_CHANGE);
1574 :    
1575 :     if (pEnc->current->coding_type == S_VOP)
1576 :     skip_possible &= (pMB->mcsel == 1);
1577 :     else if (pEnc->current->coding_type == P_VOP) {
1578 : suxen_drol 890 if ((pEnc->mbParam.vol_flags & XVID_QUARTERPEL))
1579 : edgomez 851 skip_possible &= ( (pMB->qmvs[0].x == 0) && (pMB->qmvs[0].y == 0) );
1580 :     else
1581 :     skip_possible &= ( (pMB->mvs[0].x == 0) && (pMB->mvs[0].y == 0) );
1582 :     }
1583 : chl 347
1584 : edgomez 851 if ( (pMB->mode == MODE_NOT_CODED) || (skip_possible)) {
1585 : chl 347
1586 : edgomez 851 /* This is a candidate for SKIPping, but for P-VOPs check intermediate B-frames first */
1587 :    
1588 :     if (pEnc->current->coding_type == P_VOP) /* special rule for P-VOP's SKIP */
1589 :     {
1590 :     int bSkip = 1;
1591 :    
1592 :     for (k=pEnc->bframenum_head; k< pEnc->bframenum_tail; k++)
1593 :     {
1594 :     int iSAD;
1595 :     iSAD = sad16(pEnc->reference->image.y + 16*y*pEnc->mbParam.edged_width + 16*x,
1596 :     pEnc->bframes[k]->image.y + 16*y*pEnc->mbParam.edged_width + 16*x,
1597 :     pEnc->mbParam.edged_width,BFRAME_SKIP_THRESHHOLD);
1598 :     if (iSAD >= BFRAME_SKIP_THRESHHOLD * pMB->quant)
1599 :     { bSkip = 0;
1600 :     break;
1601 :     }
1602 :     }
1603 :    
1604 :     if (!bSkip) { /* no SKIP, but trivial block */
1605 : suxen_drol 890 if((pEnc->mbParam.vol_flags & XVID_QUARTERPEL)) {
1606 : edgomez 851 VECTOR predMV = get_qpmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
1607 :     pMB->pmvs[0].x = - predMV.x;
1608 :     pMB->pmvs[0].y = - predMV.y;
1609 :     }
1610 :     else {
1611 :     VECTOR predMV = get_pmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
1612 :     pMB->pmvs[0].x = - predMV.x;
1613 :     pMB->pmvs[0].y = - predMV.y;
1614 :     }
1615 :     pMB->mode = MODE_INTER;
1616 :     pMB->cbp = 0;
1617 :     MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1618 :     stop_coding_timer();
1619 :    
1620 :     continue; /* next MB */
1621 :     }
1622 :     }
1623 :     /* do SKIP */
1624 :    
1625 :     pMB->mode = MODE_NOT_CODED;
1626 :     MBSkip(bs);
1627 :     stop_coding_timer();
1628 :     continue; /* next MB */
1629 : edgomez 403 }
1630 : edgomez 851 /* ordinary case: normal coded INTER/INTER4V block */
1631 :    
1632 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_GREYSCALE))
1633 : edgomez 851 { pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1634 :     qcoeff[4*64+0]=0; /* zero, because DC for INTRA MBs DC value is saved */
1635 :     qcoeff[5*64+0]=0;
1636 :     }
1637 :    
1638 : suxen_drol 890 if((pEnc->mbParam.vol_flags & XVID_QUARTERPEL)) {
1639 : edgomez 851 VECTOR predMV = get_qpmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
1640 :     pMB->pmvs[0].x = pMB->qmvs[0].x - predMV.x;
1641 :     pMB->pmvs[0].y = pMB->qmvs[0].y - predMV.y;
1642 :     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);
1643 :     } else {
1644 :     VECTOR predMV = get_pmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
1645 :     pMB->pmvs[0].x = pMB->mvs[0].x - predMV.x;
1646 :     pMB->pmvs[0].y = pMB->mvs[0].y - predMV.y;
1647 :     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);
1648 :     }
1649 :    
1650 :    
1651 :     if (pMB->mode == MODE_INTER4V)
1652 :     { int k;
1653 :     for (k=1;k<4;k++)
1654 :     {
1655 : suxen_drol 890 if((pEnc->mbParam.vol_flags & XVID_QUARTERPEL)) {
1656 : edgomez 851 VECTOR predMV = get_qpmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, k);
1657 :     pMB->pmvs[k].x = pMB->qmvs[k].x - predMV.x;
1658 :     pMB->pmvs[k].y = pMB->qmvs[k].y - predMV.y;
1659 :     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);
1660 :     } else {
1661 :     VECTOR predMV = get_pmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, k);
1662 :     pMB->pmvs[k].x = pMB->mvs[k].x - predMV.x;
1663 :     pMB->pmvs[k].y = pMB->mvs[k].y - predMV.y;
1664 :     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);
1665 :     }
1666 :    
1667 : chl 353 }
1668 : chl 347 }
1669 : edgomez 851
1670 :     MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1671 :     stop_coding_timer();
1672 : chl 347
1673 : Isibaar 3 }
1674 :     }
1675 :    
1676 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_REDUCED))
1677 : edgomez 851 {
1678 :     image_deblock_rrv(&pEnc->current->image, pEnc->mbParam.edged_width,
1679 :     pEnc->current->mbs, mb_width, mb_height, pEnc->mbParam.mb_width,
1680 : suxen_drol 890 16, 0);
1681 : edgomez 851 }
1682 :    
1683 : Isibaar 3 emms();
1684 :    
1685 : suxen_drol 890 /* XXX: hinted me
1686 : edgomez 195 if (pEnc->current->global_flags & XVID_HINTEDME_GET) {
1687 : h 101 HintedMEGet(pEnc, 0);
1688 : suxen_drol 890 }*/
1689 : h 101
1690 : edgomez 851 if (pEnc->current->sStat.iMvCount == 0)
1691 :     pEnc->current->sStat.iMvCount = 1;
1692 : Isibaar 3
1693 : edgomez 851 fSigma = (float) sqrt((float) pEnc->current->sStat.iMvSum / pEnc->current->sStat.iMvCount);
1694 : Isibaar 3
1695 : suxen_drol 136 iSearchRange = 1 << (3 + pEnc->mbParam.m_fcode);
1696 : Isibaar 3
1697 : edgomez 195 if ((fSigma > iSearchRange / 3)
1698 : suxen_drol 890 && (pEnc->mbParam.m_fcode <= (3 + (pEnc->mbParam.vol_flags & XVID_QUARTERPEL?1:0) ))) /* maximum search range 128 */
1699 : edgomez 13 {
1700 : suxen_drol 136 pEnc->mbParam.m_fcode++;
1701 : Isibaar 3 iSearchRange *= 2;
1702 : edgomez 195 } else if ((fSigma < iSearchRange / 6)
1703 : edgomez 851 && (pEnc->fMvPrevSigma >= 0)
1704 :     && (pEnc->fMvPrevSigma < iSearchRange / 6)
1705 : suxen_drol 890 && (pEnc->mbParam.m_fcode >= (2 + (pEnc->mbParam.vol_flags & XVID_QUARTERPEL?1:0) ))) /* minimum search range 16 */
1706 : edgomez 13 {
1707 : suxen_drol 136 pEnc->mbParam.m_fcode--;
1708 : Isibaar 3 iSearchRange /= 2;
1709 : edgomez 13 }
1710 : Isibaar 3
1711 : edgomez 851 pEnc->fMvPrevSigma = fSigma;
1712 : edgomez 195
1713 : edgomez 851 /* frame drop code */
1714 :     DPRINTF(DPRINTF_DEBUG, "kmu %i %i %i", pEnc->current->sStat.kblks, pEnc->current->sStat.mblks, pEnc->current->sStat.ublks);
1715 :     if (pEnc->current->sStat.kblks + pEnc->current->sStat.mblks <
1716 :     (pEnc->mbParam.frame_drop_ratio * mb_width * mb_height) / 100)
1717 :     {
1718 :     pEnc->current->sStat.kblks = pEnc->current->sStat.mblks = 0;
1719 :     pEnc->current->sStat.ublks = mb_width * mb_height;
1720 :    
1721 :     BitstreamReset(bs);
1722 :    
1723 :     set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1724 :     BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 0);
1725 :    
1726 : edgomez 867 /* copy reference frame details into the current frame */
1727 : edgomez 851 pEnc->current->quant = pEnc->reference->quant;
1728 :     pEnc->current->motion_flags = pEnc->reference->motion_flags;
1729 :     pEnc->current->rounding_type = pEnc->reference->rounding_type;
1730 : suxen_drol 890 //pEnc->current->quarterpel = pEnc->reference->quarterpel;
1731 : edgomez 851 pEnc->current->fcode = pEnc->reference->fcode;
1732 :     pEnc->current->bcode = pEnc->reference->bcode;
1733 :     image_copy(&pEnc->current->image, &pEnc->reference->image, pEnc->mbParam.edged_width, pEnc->mbParam.height);
1734 :     memcpy(pEnc->current->mbs, pEnc->reference->mbs, sizeof(MACROBLOCK) * mb_width * mb_height);
1735 :     }
1736 :    
1737 :     /* XXX: debug
1738 :     {
1739 :     char s[100];
1740 :     sprintf(s, "\\%05i_cur.pgm", pEnc->m_framenum);
1741 :     image_dump_yuvpgm(&pEnc->current->image,
1742 :     pEnc->mbParam.edged_width,
1743 :     pEnc->mbParam.width, pEnc->mbParam.height, s);
1744 :    
1745 :     sprintf(s, "\\%05i_ref.pgm", pEnc->m_framenum);
1746 :     image_dump_yuvpgm(&pEnc->reference->image,
1747 :     pEnc->mbParam.edged_width,
1748 :     pEnc->mbParam.width, pEnc->mbParam.height, s);
1749 :     }
1750 :     */
1751 :    
1752 : suxen_drol 890 /* for divx5 compatibility, we must always pad between the packed p and b frames */
1753 :     if ((pEnc->mbParam.global_flags & XVID_PACKED) && pEnc->bframenum_tail > 0)
1754 :     BitstreamPadAlways(bs);
1755 :     else
1756 :     BitstreamPad(bs);
1757 : edgomez 851
1758 : suxen_drol 890 pEnc->current->length = (BitstreamPos(bs) - bits) / 8;
1759 : Isibaar 3
1760 : edgomez 867 return 0; /* inter */
1761 : edgomez 851 }
1762 : suxen_drol 118
1763 : edgomez 851
1764 :     static void
1765 :     FrameCodeB(Encoder * pEnc,
1766 :     FRAMEINFO * frame,
1767 : suxen_drol 890 Bitstream * bs)
1768 : edgomez 851 {
1769 : suxen_drol 890 int bits = BitstreamPos(bs);
1770 : edgomez 851 DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1771 :     DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1772 :     uint32_t x, y;
1773 :    
1774 :     IMAGE *f_ref = &pEnc->reference->image;
1775 :     IMAGE *b_ref = &pEnc->current->image;
1776 :    
1777 : suxen_drol 890 #ifdef BFRAMES_DEC_DEBUG
1778 : edgomez 851 FILE *fp;
1779 :     static char first=0;
1780 :     #define BFRAME_DEBUG if (!first && fp){ \
1781 :     fprintf(fp,"Y=%3d X=%3d MB=%2d CBP=%02X\n",y,x,mb->mode,mb->cbp); \
1782 :     }
1783 :    
1784 : suxen_drol 890 /* XXX: pEnc->current->global_flags &= ~XVID_REDUCED; reduced resoltion not yet supported */
1785 : edgomez 851
1786 :     if (!first){
1787 :     fp=fopen("C:\\XVIDDBGE.TXT","w");
1788 :     }
1789 :     #endif
1790 :    
1791 : suxen_drol 890 //frame->quarterpel = pEnc->mbParam.m_quarterpel;
1792 : edgomez 851
1793 : edgomez 867 /* forward */
1794 : edgomez 851 image_setedges(f_ref, pEnc->mbParam.edged_width,
1795 :     pEnc->mbParam.edged_height, pEnc->mbParam.width,
1796 :     pEnc->mbParam.height);
1797 :     start_timer();
1798 :     image_interpolate(f_ref, &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
1799 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1800 : suxen_drol 890 (pEnc->mbParam.vol_flags & XVID_QUARTERPEL), 0);
1801 : edgomez 851 stop_inter_timer();
1802 :    
1803 : edgomez 867 /* backward */
1804 : edgomez 851 image_setedges(b_ref, pEnc->mbParam.edged_width,
1805 :     pEnc->mbParam.edged_height, pEnc->mbParam.width,
1806 :     pEnc->mbParam.height);
1807 :     start_timer();
1808 :     image_interpolate(b_ref, &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
1809 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1810 : suxen_drol 890 (pEnc->mbParam.vol_flags & XVID_QUARTERPEL), 0);
1811 : edgomez 851 stop_inter_timer();
1812 :    
1813 :     start_timer();
1814 :    
1815 :     MotionEstimationBVOP(&pEnc->mbParam, frame,
1816 : edgomez 867 ((int32_t)(pEnc->current->stamp - frame->stamp)), /* time_bp */
1817 :     ((int32_t)(pEnc->current->stamp - pEnc->reference->stamp)), /* time_pp */
1818 :     pEnc->reference->mbs, f_ref,
1819 : edgomez 851 &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
1820 :     pEnc->current, b_ref, &pEnc->vInterH,
1821 :     &pEnc->vInterV, &pEnc->vInterHV);
1822 :    
1823 :    
1824 :     stop_motion_timer();
1825 :    
1826 : edgomez 867 /*
1827 :     if (test_quant_type(&pEnc->mbParam, pEnc->current)) {
1828 :     BitstreamWriteVolHeader(bs, pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.quant_type);
1829 :     }
1830 :     */
1831 : edgomez 851
1832 :     frame->coding_type = B_VOP;
1833 :    
1834 :     set_timecodes(frame, pEnc->reference,pEnc->mbParam.fbase);
1835 :     BitstreamWriteVopHeader(bs, &pEnc->mbParam, frame, 1);
1836 :    
1837 :     frame->sStat.iTextBits = 0;
1838 :     frame->sStat.iMvSum = 0;
1839 :     frame->sStat.iMvCount = 0;
1840 :     frame->sStat.kblks = frame->sStat.mblks = frame->sStat.ublks = 0;
1841 : suxen_drol 890 frame->sStat.mblks = pEnc->mbParam.mb_width * pEnc->mbParam.mb_height;
1842 :     frame->sStat.kblks = frame->sStat.ublks = 0;
1843 : edgomez 851
1844 :     for (y = 0; y < pEnc->mbParam.mb_height; y++) {
1845 :     for (x = 0; x < pEnc->mbParam.mb_width; x++) {
1846 :     MACROBLOCK * const mb = &frame->mbs[x + y * pEnc->mbParam.mb_width];
1847 : suxen_drol 890 int direction = frame->vop_flags & XVID_ALTERNATESCAN ? 2 : 0;
1848 : edgomez 851
1849 : edgomez 867 /* decoder ignores mb when refence block is INTER(0,0), CBP=0 */
1850 : edgomez 851 if (mb->mode == MODE_NOT_CODED) {
1851 : edgomez 867 /* mb->mvs[0].x = mb->mvs[0].y = mb->cbp = 0; */
1852 : edgomez 851 continue;
1853 :     }
1854 :    
1855 :     if (mb->mode != MODE_DIRECT_NONE_MV) {
1856 :     MBMotionCompensationBVOP(&pEnc->mbParam, mb, x, y, &frame->image,
1857 :     f_ref, &pEnc->f_refh, &pEnc->f_refv,
1858 :     &pEnc->f_refhv, b_ref, &pEnc->vInterH,
1859 :     &pEnc->vInterV, &pEnc->vInterHV,
1860 :     dct_codes);
1861 :    
1862 :     if (mb->mode == MODE_DIRECT_NO4V) mb->mode = MODE_DIRECT;
1863 :     mb->quant = frame->quant;
1864 :    
1865 :     mb->cbp =
1866 : edgomez 914 MBTransQuantInterBVOP(&pEnc->mbParam, frame, mb, x, y, dct_codes, qcoeff);
1867 : edgomez 851
1868 :     if ( (mb->mode == MODE_DIRECT) && (mb->cbp == 0)
1869 :     && (mb->pmvs[3].x == 0) && (mb->pmvs[3].y == 0) ) {
1870 : edgomez 867 mb->mode = MODE_DIRECT_NONE_MV; /* skipped */
1871 : edgomez 851 }
1872 :     }
1873 :    
1874 :     #ifdef BFRAMES_DEC_DEBUG
1875 :     BFRAME_DEBUG
1876 :     #endif
1877 :     start_timer();
1878 :     MBCodingBVOP(mb, qcoeff, frame->fcode, frame->bcode, bs,
1879 :     &frame->sStat, direction);
1880 :     stop_coding_timer();
1881 :     }
1882 :     }
1883 :    
1884 :     emms();
1885 :    
1886 : edgomez 867 /* TODO: dynamic fcode/bcode ??? */
1887 : edgomez 851
1888 : suxen_drol 890 BitstreamPad(bs);
1889 :     frame->length = (BitstreamPos(bs) - bits) / 8;
1890 : edgomez 851
1891 :     #ifdef BFRAMES_DEC_DEBUG
1892 :     if (!first){
1893 :     first=1;
1894 :     if (fp)
1895 :     fclose(fp);
1896 :     }
1897 :     #endif
1898 : suxen_drol 118 }

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